gcc/c-family/ChangeLog

   1 2018-10-30  Martin Sebor  <msebor@redhat.com>
   2
   3         PR middle-end/87041
   4         * c-format.c (check_format_types): Avoid diagnosing null pointer
   5         arguments to printf-family of functions.
   6
   7 2018-10-30  Marek Polacek  <polacek@redhat.com>
   8
   9         Implement P0892R2, explicit(bool).
  10         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_explicit_bool.
  11
  12 2018-10-29  David Malcolm  <dmalcolm@redhat.com>
  13
  14         * name-hint.h (name_hint::take_deferred): New member function.
  15
  16 2018-10-29  David Malcolm  <dmalcolm@redhat.com>
  17
  18         PR c++/56856
  19         * c-common.c (check_function_sentinel): Call fold_for_warn on the
  20         argument.
  21         (check_function_restrict): Rename param "argarray" to
  22         "unfolded_argarray", and make a copy named "argarray", calling
  23         fold_for_warn on each argument.
  24         (check_function_arguments): Add note about responsibility for
  25         folding the arguments.
  26
  27 2018-10-17  Joseph Myers  <joseph@codesourcery.com>
  28
  29         * c-common.c (flag_isoc2x): New variable.
  30         * c-common.h (clk_c): Update comment to reference C2X.
  31         (flag_isoc99, flag_isoc11): Update comments to reference future
  32         standard versions in general.
  33         (flag_isoc2x): Declare.
  34         * c-opts.c (set_std_c2x): New function.
  35         (c_common_handle_option): Handle -std=c2x and -std=gnu2x.
  36         (set_std_c89, set_std_c99, set_std_c11, set_std_c17): Set
  37         flag_isoc2x to 0.
  38         * c.opt (Wc11-c2x-compat, std=c2x, std=gnu2x): New options.
  39
  40 2018-10-17  Joseph Myers  <joseph@codesourcery.com>
  41
  42         * c.opt (std=c17, std=c18, std=gnu17, std=gnu18, std=iso9899:2017)
  43         (std=iso9899:2018): Document C17 as published in 2018.
  44
  45 2018-10-12  Christophe Lyon  <christophe.lyon@linaro.org>
  46
  47         PR c++/87364
  48         * c-pretty-print.c (c_pretty_printer::constant): Fix typo.
  49
  50 2018-10-11  Will Wray  <wjwray@gmail.com>
  51
  52         PR c++/87364
  53         * c-pretty-print.h (pp_c_type_cast): Prototype.
  54         (pp_c_integer_constant): Likewise.
  55         * c-pretty-print.c (pp_c_type_cast): No longer static.
  56         (pp_c_integer_constant): Likewise.
  57         (pp_c_enumeration_constant): Fix loop termination when finding
  58         name of constant.  No longer returns a value.  Call
  59         pp_c_integer_constant.
  60         (c_pretty_printer::constant): Update for changes to
  61         pp_c_enumeration_constant.
  62
  63 2018-10-11  Jakub Jelinek  <jakub@redhat.com>
  64
  65         * c-lex.c (c_common_has_attribute): Return 201803 instead of 20180312
  66         for no_unique_address.
  67
  68 2018-10-09  David Malcolm  <dmalcolm@redhat.com>
  69
  70         * c-common.c (c_option_controlling_cpp_error): Rename to...
  71         (c_option_controlling_cpp_diagnostic): ...this, and convert
  72         "reason" from int to enum.
  73         (c_cpp_error): Rename to...
  74         (c_cpp_diagnostic): ...this, converting level and reason to enums.
  75         * c-common.h (c_cpp_error): Rename to...
  76         (c_cpp_diagnostic): ...this, converting level and reason to enums.
  77         * c-opts.c (c_common_init_options): Update for renaming.
  78
  79 2018-10-08  Richard Sandiford  <richard.sandiford@arm.com>
  80
  81         PR c/87286
  82         * c-common.c (vector_types_compatible_elements_p): Use
  83         INTEGRAL_TYPE_P instead of checking only for INTEGER_TYPE.
  84
  85 2018-10-04  Vinay Kumar  <vinay.kumar@blackfigtech.com>
  86
  87         * c-attribs.c (get_priority): Add a warning flag warn_prio_ctor_dtor
  88         to generate constructor destructor priority warning.
  89         * c.opt (-Wprio-ctor-dtor): New option.
  90
  91 2018-10-01  Jason Merrill  <jason@redhat.com>
  92
  93         * c-lex.c (c_common_has_attribute): Add no_unique_address.
  94
  95 2018-10-01  Eric Botcazou  <ebotcazou@adacore.com>
  96
  97         * c-ada-spec.c (get_underlying_decl): Get to the main type variant.
  98         (dump_ada_node): Add const keyword.
  99
 100 2018-09-25  Martin Liska  <mliska@suse.cz>
 101
 102         * c-common.c (c_common_truthvalue_conversion):
 103         Remove Pascal from documentation.
 104
 105 2018-09-21  Eric Botcazou  <ebotcazou@adacore.com>
 106
 107         * c-ada-spec.c: Include diagnostic.h.
 108         (dump_ada_declaration) <RECORD_TYPE>: Issue a warning on packed layout.
 109
 110 2018-09-19  Marek Polacek  <polacek@redhat.com>
 111
 112         * c.opt (Wclass-conversion): New.
 113
 114 2018-09-17  David Malcolm  <dmalcolm@redhat.com>
 115
 116         * c-format.c (range_label_for_format_type_mismatch::get_text):
 117         Update for new param.
 118
 119 2018-09-17  David Malcolm  <dmalcolm@redhat.com>
 120
 121         * c-format.c (format_warning_at_char): Update for introduction of
 122         format_string_diagnostic_t.
 123         (format_type_warning): Likewise.
 124
 125 2018-09-17  Martin Jambor  <mjambor@suse.cz>
 126
 127         PR c/63886
 128         * c.opt (Wabsolute-value): New.
 129
 130 2018-09-06  Bernd Edlinger  <bernd.edlinger@hotmail.de>
 131
 132         * c-common.c (complete_flexible_array_elts): New helper function.
 133         * c-common.h (complete_flexible_array_elts): Declare.
 134
 135 2018-09-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
 136
 137         * c-common.c (braced_list_to_string): Remove eval parameter.
 138         Add some more checks.  Always create zero-terminated STRING_CST.
 139         * c-common.h (braced_list_to_string): Adjust prototype.
 140
 141 2018-08-27  David Malcolm  <dmalcolm@redhat.com>
 142
 143         PR 87091
 144         * c-common.c (c_cpp_error): Update for conversion of show_caret_p
 145         to a tri-state.
 146         (maybe_suggest_missing_token_insertion): Likewise.
 147         (maybe_add_include_fixit): Add param "override_location".  If set,
 148         and source-printing is enabled, then override the rich_location's
 149         primary location with that of the insertion point for the fix-it
 150         hint, marking it with SHOW_LINES_WITHOUT_RANGE.
 151         * c-common.h (extern void maybe_add_include_fixit): Add bool
 152         param.
 153         * c-format.c (selftest::test_type_mismatch_range_labels): Update
 154         for conversion of show_caret_p to a tri-state.
 155         * c-warn.c (warn_for_restrict): Likewise.
 156         * known-headers.cc
 157         (suggest_missing_header::~suggest_missing_header): Update call to
 158         maybe_add_include_fixit to suggest overriding the location, as it
 159         is for a note.
 160
 161 2018-08-27  Martin Liska  <mliska@suse.cz>
 162
 163         * c-common.c (check_function_restrict): Use new function
 164         fndecl_built_in_p and remove check for FUNCTION_DECL if
 165         possible.
 166         (check_builtin_function_arguments): Likewise.
 167         (reject_gcc_builtin): Likewise.
 168         * c-warn.c (sizeof_pointer_memaccess_warning): Likewise.
 169
 170 2018-08-26  Marek Polacek  <polacek@redhat.com>
 171
 172         PR c++/87029, Implement -Wredundant-move.
 173         * c.opt (Wredundant-move): New option.
 174
 175 2018-08-21  Marek Polacek  <polacek@redhat.com>
 176
 177         PR c++/86981, Implement -Wpessimizing-move.
 178         * c.opt (Wpessimizing-move): New option.
 179
 180 2018-08-20  David Malcolm  <dmalcolm@redhat.com>
 181
 182         PR other/84889
 183         * c-attribs.c (common_handle_aligned_attribute): Add
 184         auto_diagnostic_group instance.
 185         * c-indentation.c (warn_for_misleading_indentation): Likewise.
 186         * c-opts.c (c_common_post_options): Likewise.
 187         * c-warn.c (warn_logical_not_parentheses): Likewise.
 188         (warn_duplicated_cond_add_or_warn): Likewise.
 189         (warn_for_multistatement_macros): Likewise.
 190
 191 2018-08-20  Nathan Sidwell  <nathan@acm.org>
 192
 193         * c-ada-spec.c (macro_length, dump_ada_macros): Adjust macro parm
 194         access.
 195
 196 2018-08-17  Nathan Sidwell  <nathan@acm.org>
 197
 198         * c-cppbuiltin.c (struct lazy_hex_fp_value_struct): Remove macro
 199         field.
 200         (laxy_hex_fp_value_count): Make unsigned.
 201         (lazy_hex_fp_value): Provided with macro & lazy number.  Directly
 202         manipulate the macro.
 203         (builtin_defin_with_hex_fp_value): Adjust callback name, use
 204         cpp_define_lazily.
 205
 206 2018-08-17  David Malcolm  <dmalcolm@redhat.com>
 207
 208         * c-format.c (enum format_type): Add gcc_dump_printf_format_type.
 209         (gcc_dump_printf_length_specs): New.
 210         (gcc_dump_printf_flag_pairs): New.
 211         (gcc_dump_printf_flag_specs): New.
 212         (gcc_dump_printf_char_table): New.
 213         (format_types_orig): Add entry for "gcc_dump_printf".
 214         (init_dynamic_diag_info): Set up length_char_specs and
 215         conversion_specs for gcc_dump_printf_format_type.
 216         (handle_format_attribute): Handle gcc_dump_printf_format_type.
 217
 218 2018-08-17  Nathan Sidwell  <nathan@acm.org>
 219
 220         * c-ada-spec.c (macro_length, dump_ada_macros): Constify.
 221
 222         * c-ada-spec.c: Don't #include "cpp-id-data.h"
 223         * c-cppbuiltin.c: Likewise.
 224
 225 2018-08-17  Martin Liska  <mliska@suse.cz>
 226
 227         * c.opt: Remove Warn, Init and Report for options with
 228         Ignore/Deprecated flag. Warning is done automatically for
 229         Deprecated flags.
 230
 231 2018-08-16  David Malcolm  <dmalcolm@redhat.com>
 232
 233         PR c++/70693
 234         * c-common.c (selftest::c_family_tests): Call
 235         selftest::c_indentation_c_tests.
 236         * c-common.h (selftest::c_indentation_c_tests): New decl.
 237         * c-indentation.c: Include "selftest.h".
 238         (next_tab_stop): Add "tab_width" param, rather than accessing
 239         cpp_opts.
 240         (get_visual_column): Likewise.  Clarify comment.  Bulletproof
 241         against reading past the end of the line.
 242         (get_first_nws_vis_column): Add "tab_width" param.
 243         (detect_intervening_unindent): Likewise.
 244         (should_warn_for_misleading_indentation): Read tab width from
 245         cpp_opts and pass around.
 246         (selftest::test_next_tab_stop): New test.
 247         (selftest::assert_get_visual_column_succeeds): New function.
 248         (ASSERT_GET_VISUAL_COLUMN_SUCCEEDS): New macro.
 249         (selftest::assert_get_visual_column_fails): New function.
 250         (ASSERT_GET_VISUAL_COLUMN_FAILS): New macro.
 251         (selftest::test_get_visual_column): New test.
 252         (selftest::c_indentation_c_tests): New function.
 253
 254 2018-08-16  Nathan Sidwell  <nathan@acm.org>
 255
 256         * c-ada-spec.c (count_ada_macro): Use cpp_user_macro_p.
 257         (store_ada_macro): Likewise.
 258         * c-ppoutput.c (cb_used_define, dump_macro): Likewise.
 259         * c-spellcheck.cc (should-suggest_as_macro_p): Likewise,
 260
 261 2018-08-15  David Malcolm  <dmalcolm@redhat.com>
 262
 263         * c-format.c: Include "selftest-diagnostic.h" and
 264         "gcc-rich-location.h".
 265         (format_warning_at_char): Pass NULL for new label params of
 266         format_warning_va.
 267         (class indirection_suffix): New class.
 268         (class range_label_for_format_type_mismatch): New class.
 269         (format_type_warning): Move logic for generating "*" suffix to
 270         class indirection_suffix.  Create "fmt_label" and "param_label"
 271         to show their types, and pass them to the
 272         format_warning_at_substring calls.
 273         (selftest::test_type_mismatch_range_labels): New test.
 274         (selftest::c_format_c_tests): Call it.
 275
 276 2018-08-13  Martin Sebor  <msebor@redhat.com>
 277
 278         PR tree-optimization/71625
 279         * c-common.c (braced_list_to_string): New function.
 280         * c-common.h (braced_list_to_string): Declare it.
 281
 282 2018-08-08  Nathan Sidwell  <nathan@acm.org>
 283
 284         * c-common.c (try_to_locate_new_include_inertion_point): Use
 285         linemap_included_from_linemap.
 286         * c-lex.c (fe_file_change): Use linemap_included_from.
 287         * c-ppoutput.c (pp_file_change): Likewise.
 288
 289 2018-08-01  Martin Sebor  <msebor@redhat.com>
 290
 291         PR tree-optimization/86650
 292         * c-family/c-format.c (gcc_tdiag_char_table): Update comment for "%G".
 293         (gcc_cdiag_char_table, gcc_cxxdiag_char_table): Same.
 294         (init_dynamic_diag_info): Update from "gcall *" to "gimple *".
 295         * c-format.h (T89_G): Update to be "gimple *" rather than
 296         "gcall *".
 297         (local_gcall_ptr_node): Rename...
 298         (local_gimple_ptr_node): ...to this.
 299
 300 2018-07-31  David Malcolm  <dmalcolm@redhat.com>
 301
 302         * c-format.c (PP_FORMAT_CHAR_TABLE): New macro, based on existing
 303         table entries for gcc_diag_char_table, and the 'Z' entry from
 304         gcc_tdiag_char_table, changing the "chain" entry for 'Z' from
 305         &gcc_tdiag_char_table[0] to &gcc_diag_char_table[0].
 306         (gcc_diag_char_table): Use PP_FORMAT_CHAR_TABLE, implicitly
 307         adding missing "Z" for this table.  Remove erroneous "G" and "K"
 308         entries.
 309         (gcc_tdiag_char_table): Use PP_FORMAT_CHAR_TABLE.  Remove "v".
 310         (gcc_cdiag_char_table): Use PP_FORMAT_CHAR_TABLE.
 311         (gcc_cxxdiag_char_table): Use PP_FORMAT_CHAR_TABLE.  Remove "v".
 312
 313 2018-07-31  Richard Earnshaw  <rearnsha@arm.com>
 314
 315         * c-common.c (speculation_safe_resolve_call): New function.
 316         (speculation_safe_resolve_params): New function.
 317         (speculation_safe_resolve_return): New function.
 318         (resolve_overloaded_builtin): Handle __builtin_speculation_safe_value.
 319         * c-cppbuiltin.c (c_cpp_builtins): Add pre-define for
 320         __HAVE_SPECULATION_SAFE_VALUE.
 321
 322 2018-07-20  David Malcolm  <dmalcolm@redhat.com>
 323
 324         * c-common.c (c_cpp_error): Remove redundant "line_table"
 325         parameter from call to rich_location::set_range.
 326         (maybe_suggest_missing_token_insertion): Likewise.
 327
 328 2018-07-20  Martin Sebor  <msebor@redhat.com>
 329
 330         PR middle-end/82063
 331         * gcc/c-family/c.opt (-Warray-bounds): Remove redundant -Wall.
 332
 333 2018-07-20  Martin Sebor  <msebor@redhat.com>
 334
 335         PR middle-end/82063
 336         * c-common.h (c_common_handle_option): Change function argument
 337         to HOST_WIDE_INT.
 338         * c-opts.c (c_common_init_options): Same.
 339         (c_common_handle_option): Same.  Remove special handling of
 340         OPT_Walloca_larger_than_ and OPT_Wvla_larger_than_.
 341         * c.opt (-Walloc-size-larger-than, -Walloca-larger-than): Change
 342         options to take a HOST_WIDE_INT argument and accept a byte-size
 343         suffix.  Initialize.
 344         (-Wvla-larger-than): Same.
 345         (-Wno-alloc-size-larger-than, -Wno-alloca-larger-than): New.
 346         (-Wno-vla-larger-than): Same.
 347
 348 2018-07-12  Jakub Jelinek  <jakub@redhat.com>
 349
 350         * c-attribs.c (c_common_attribute_table): Add
 351         "omp declare target implicit" attribute.
 352
 353 2018-07-12  Richard Biener  <rguenther@suse.de>
 354
 355         PR c/86453
 356         * c-attribs.c (handle_packed_attribute): Do not build a variant
 357         type with TYPE_PACKED, instead ignore the attribute if we may
 358         not apply to the original type.
 359
 360 2018-07-10  Jakub Jelinek  <jakub@redhat.com>
 361
 362         PR c++/86443
 363         * c-omp.c (c_omp_check_loop_iv_r, c_omp_check_loop_iv): Allow declv
 364         to contain TREE_LIST for both the original class iterator and the
 365         "last" helper var.
 366
 367 2018-07-07  Eric Botcazou  <ebotcazou@adacore.com>
 368
 369         * c-ada-spec.c (to_ada_name): Remove index parameter.
 370         (pp_ada_tree_identifier): Likewise.
 371         (dump_ada_macros): Adjust call to to_ada_name.
 372         (struct overloaded_name_hash): Delete.
 373         (struct overloaded_name_hasher): Likewise.
 374         (overloaded_names): Likewise.
 375         (compute_overloading_index): Likewise.
 376         (dump_ada_decl_name): Do not call compute_overloading_index and
 377         adjust calls to pp_ada_tree_identifier.
 378         (dump_ada_double_name): Adjust calls to pp_ada_tree_identifier.
 379         (dump_ada_import): Add spc parameter and switch to aspect syntax.
 380         (dump_ada_function_declaration): Adjust call to pp_ada_tree_identifier.
 381         (dump_ada_enum_type): Remove type and display_convention parameters.
 382         Adjust calls to pp_ada_tree_identifier.
 383         (dump_ada_node): Likewise and for dump_ada_structure.
 384         (dump_nested_type) <ENUMERAL_TYPE>: Adjust call to dump_ada_enum_type
 385         and tidy up.
 386         <RECORD_TYPE>: Adjust call to dump_ada_structure and switch to aspect
 387         syntax.
 388         (print_constructor): Adjust call to pp_ada_tree_identifier.
 389         (print_destructor): Likewise.
 390         (dump_ada_declaration): Switch to aspect syntax.
 391         (dump_ada_structure): Likewise and tidy up.  Replace display_convention
 392         parameter with nested parameter.
 393         (dump_ads): Emit pragma Ada_2012 in lieu of pragma Ada_2005.
 394         (dump_ada_specs): Do not delete overloaded_names table.
 395
 396 2018-07-06  Peter Bergner  <bergner@linux.ibm.com>
 397
 398         PR target/86324
 399         * c-attribs.c (handle_mode_attribute): Call translate_mode_attribute
 400         target hook.
 401
 402 2018-07-05  Nathan Sidwell  <nathan@acm.org>
 403
 404         * c-lex.c (fe_file_change): Check SYSTEM_IMPLICIT_EXTERN_C not
 405         NO_IMPLICIT_EXTERN_C.
 406
 407 2018-06-28  Martin Liska  <mliska@suse.cz>
 408
 409         * cppspec.c: Include opt-suggestions.h.
 410
 411 2018-06-20  Chung-Lin Tang <cltang@codesourcery.com>
 412             Thomas Schwinge <thomas@codesourcery.com>
 413             Cesar Philippidis  <cesar@codesourcery.com>
 414
 415         * c-pragma.h (enum pragma_omp_clause): Add
 416         PRAGMA_OACC_CLAUSE_{FINALIZE,IF_PRESENT}. Remove
 417         PRAGMA_OACC_CLAUSE_PRESENT_OR_{COPY,COPYIN,COPYOUT,CREATE}.
 418
 419 2018-06-20  Jakub Jelinek  <jakub@redhat.com>
 420
 421         PR c++/86210
 422         * c-common.c (check_nonnull_arg): Use fold_for_warn.  Adjust obsolete
 423         comment.
 424
 425 2018-06-18  Martin Sebor  <msebor@redhat.com>
 426
 427         PR middle-end/85602
 428         * c-warn.c (sizeof_pointer_memaccess_warning): Check for attribute
 429         nonstring.
 430
 431 2018-06-16  Kugan Vivekanandarajah  <kuganv@linaro.org>
 432
 433         * c-common.c (c_common_truthvalue_conversion): Handle ABSU_EXPR.
 434
 435 2018-06-13  Jason Merrill  <jason@redhat.com>
 436
 437         * c-opts.c (c_common_post_options): Warn about useless -Wabi.
 438         (c_common_handle_option) [OPT_Wabi_]: Remove flag_abi_compat_version
 439         handling.
 440
 441         PR c++/86094 - wrong code with defaulted move ctor.
 442         * c-opts.c (c_common_post_options): Bump the current ABI version to
 443         13.  Set warn_abi_version and flag_abi_compat_version to the current
 444         version rather than 0.  Fix defaulting flag_abi_compat_version from
 445         warn_abi_version.
 446
 447 2018-06-12  Martin Sebor  <msebor@redhat.com>
 448
 449         PR c/85931
 450         * c-warn.c (sizeof_pointer_memaccess_warning): Avoid warning when
 451         sizeof source and destination yields the same value.
 452
 453 2018-06-12  Martin Liska  <mliska@suse.cz>
 454
 455         * c.opt: Make MPX-related options as Deprecated.
 456
 457 2018-06-08  David Malcolm  <dmalcolm@redhat.com>
 458
 459         * c-pretty-print.c (c_pretty_printer::statement): Use TDF_NONE
 460         rather than 0.
 461
 462 2018-06-08  Martin Liska  <mliska@suse.cz>
 463
 464         * c-attribs.c (handle_bnd_variable_size_attribute): Remove support
 465         for MPX (macros, related functions, fields in cgraph_node, ...).
 466         (handle_bnd_legacy): Likewise.
 467         (handle_bnd_instrument): Likewise.
 468         * c.opt: Likewise.
 469
 470 2018-06-06  Jakub Jelinek  <jakub@redhat.com>
 471
 472         PR c++/86068
 473         * c-cppbuiltin.c (c_cpp_builtins): Fix a typo, set
 474         __cpp_transactional_memory to 201500 instead of 210500.
 475
 476 2018-06-06  Jason Merrill  <jason@redhat.com>
 477
 478         PR c++/85710 - ICE with -Wmemset-elt-size.
 479         * c-warn.c (warn_for_memset): Don't crash on incomplete element type.
 480
 481 2018-06-01  Jason Merrill  <jason@redhat.com>
 482
 483         * c-cppbuiltin.c (c_cpp_builtins): Bump __cpp_deduction_guides to
 484         201703.
 485
 486 2018-06-01  Eric Botcazou  <ebotcazou@adacore.com>
 487
 488         * c-ada-spec.c (dump_ada_declaration) <TYPE_DECL>: Generate a forward
 489         declaration for a typedef independently of whether the declaration of
 490         the subtype is generated.
 491
 492 2018-05-31  Martin Sebor  <msebor@redhat.com>
 493
 494         PR c/82063
 495         * c.opt (-Wno-alloc-size-larger-than): New option.
 496
 497 2018-04-22  David Pagan  <dave.pagan@oracle.com>
 498
 499         PR c/55976
 500         * c-opts.c (c_common_post_options): Set default for warn_return_type
 501         for C++/C++ with ObjC extensions only. For C, makes it possible to
 502         differentiate between default (no option), -Wreturn-type, and
 503         -Wno-return-type.
 504
 505 2018-05-29  Jason Merrill  <jason@redhat.com>
 506
 507         * c.opt (Winit-list-lifetime): New flag.
 508
 509 2018-05-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>
 510
 511         * c-lex.c (get_fileinfo): Use splay_tree_compare_strings and
 512         splay_tree_delete_pointers.
 513
 514 2018-05-26  Jakub Jelinek  <jakub@redhat.com>
 515
 516         PR bootstrap/85921
 517         * c-warn.c (diagnose_mismatched_attributes): Remove unnecessary
 518         noinline variable to workaround broken kernel headers.
 519
 520 2018-05-18  Jason Merrill  <jason@redhat.com>
 521
 522         * c.opt (Wdeprecated-copy): New flag.
 523
 524 2018-05-17  Martin Liska  <mliska@suse.cz>
 525
 526         * c-warn.c (overflow_warning): Do not use
 527         space in between 'G_' and '('.
 528
 529 2018-05-09  Jason Merrill  <jason@redhat.com>
 530
 531         * c-common.c (valid_array_size_p): Add complain parameter.
 532         * c-common.h: ...which defaults to true.
 533
 534 2018-05-11  Jakub Jelinek  <jakub@redhat.com>
 535
 536         PR c/85696
 537         * c-omp.c (c_omp_predetermined_sharing): Return
 538         OMP_CLAUSE_DEFAULT_SHARED for artificial vars with integral type.
 539
 540 2018-05-11  Martin Liska  <mliska@suse.cz>
 541
 542         PR sanitizer/85556
 543         * c-attribs.c (handle_no_sanitize_attribute): Iterate all
 544         TREE_LIST values.
 545
 546 2018-05-10  Jakub Jelinek  <jakub@redhat.com>
 547
 548         PR c++/85662
 549         * c-common.h (fold_offsetof_1): Removed.
 550         (fold_offsetof): Add TYPE argument defaulted to size_type_node and
 551         CTX argument defaulted to ERROR_MARK.
 552         * c-common.c (fold_offsetof_1): Renamed to ...
 553         (fold_offsetof): ... this.  Remove wrapper function.  Add TYPE
 554         argument, convert the pointer constant to TYPE and use size_binop
 555         with PLUS_EXPR instead of fold_build_pointer_plus if type is not
 556         a pointer type.  Adjust recursive calls.
 557
 558 2018-05-10  Eric Botcazou  <ebotcazou@adacore.com>
 559
 560         PR c++/85400
 561         * c-attribs.c (handle_visibility_attribute): Do not set no_add_attrs.
 562
 563 2018-05-07  Nathan Sidwell  <nathan@acm.org>
 564
 565         * c.opt (ffor-scope): Remove functionality, issue warning.
 566
 567 2018-05-03  Nathan Sidwell  <nathan@acm.org>
 568
 569         * c.opt (ffriend-injection): Remove functionality, issue warning.
 570
 571 2018-05-01  David Malcolm  <dmalcolm@redhat.com>
 572
 573         PR c/84258
 574         * c-format.c (struct format_check_results): Add field
 575         "number_non_char".
 576         (check_format_info): Initialize it, and warn if encountered.
 577         (check_format_arg): Distinguish between wide char and
 578         everything else when detecting arrays of non-char.
 579
 580 2018-04-30  David Malcolm  <dmalcolm@redhat.com>
 581
 582         * c-format.c (get_corrected_substring): Update for
 583         location_get_source_line returning a char_span.  Use a char_span
 584         when handling the prefix of the correction.
 585         * c-indentation.c (get_visual_column): Update for
 586         location_get_source_line returning a char_span.
 587         (get_first_nws_vis_column): Likewise.
 588
 589 2018-03-29  David Malcolm  <dmalcolm@redhat.com>
 590
 591         PR c++/84269
 592         * known-headers.cc (get_stdlib_header_for_name): Add various names
 593         from <assert.h>, <string.h>, and <memory.h>; add more names from
 594         <stdio.h>.
 595
 596 2018-03-27  Jakub Jelinek  <jakub@redhat.com>
 597
 598         PR c++/85061
 599         * c-common.c (fold_offsetof_1) <case COMPOUND_EXPR>: Assert that
 600         get_base_address of the second operand is a VAR_P, rather than the
 601         operand itself, and use gcc_checking_assert instead of gcc_assert.
 602
 603 2018-03-23  Marek Polacek  <polacek@redhat.com>
 604
 605         PR c++/85045
 606         * c-pretty-print.c (c_pretty_printer::multiplicative_expression)
 607         <case RDIV_EXPR>: Tweak condition.
 608
 609 2018-03-20  Eric Botcazou  <ebotcazou@adacore.com>
 610
 611         * c-ada-spec.c (pp_ada_tree_identifier): Deal specifically with _Bool.
 612
 613 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
 614
 615         PR c/84909
 616         * c-warn.c (conversion_warning): Replace "to to" with "to" in
 617         diagnostics.
 618
 619         PR c/84910
 620         * c-warn.c (diagnose_mismatched_attributes): Remove trailing space from
 621         diagnostics.
 622
 623 2018-03-16  Richard Biener  <rguenther@suse.de>
 624
 625         PR c/84873
 626         * c-gimplify.c (c_gimplify_expr): Revert previous change.  Instead
 627         unshare the possibly folded expression.
 628
 629 2018-03-15  Richard Biener  <rguenther@suse.de>
 630
 631         PR c/84873
 632         * c-gimplify.c (c_gimplify_expr): Do not fold expressions.
 633
 634 2018-03-13  Martin Sebor  <msebor@redhat.com>
 635
 636         PR tree-optimization/84725
 637         * c-attribs.c (handle_nonstring_attribute): Allow attribute nonstring
 638         with all three narrow character types, including their qualified forms.
 639
 640 2018-03-12  Martin Sebor  <msebor@redhat.com>
 641
 642         PR tree-optimization/83456
 643         * gcc/c-family/c-common.c (check_function_restrict): Return bool.
 644         Restore checking of bounded built-in functions.
 645         (check_function_arguments): Also return the result
 646         of warn_for_restrict.
 647         * gcc/c-family/c-common.c (check_function_restrict): Return bool.
 648         * gcc/c-family/c-warn.c (warn_for_restrict): Return bool.
 649
 650 2018-03-02  Marek Polacek  <polacek@redhat.com>
 651
 652         PR c++/84171
 653         * c-warn.c (warn_for_sign_compare): Bail out if any of the operands
 654         is erroneous.
 655
 656 2018-03-02  Thomas Schwinge  <thomas@codesourcery.com>
 657
 658         * c-attribs.c (c_common_attribute_table): Remove "cilk simd
 659         function".
 660
 661 2018-03-01  Marek Polacek  <polacek@redhat.com>
 662
 663         PR c++/84639
 664         * c-attribs.c (common_handle_aligned_attribute): Don't use invalid
 665         alignment in computation.
 666
 667 2018-02-28  Eric Botcazou  <ebotcazou@adacore.com>
 668
 669         * c-ada-spec.c (dump_ada_node) <NULLPTR_TYPE>: New case.
 670         <REAL_TYPE>: Deal specifically with _Float128/__float128.
 671
 672 2018-02-28  Eric Botcazou  <ebotcazou@adacore.com>
 673
 674         * c-ada-spec.c (dump_ada_double_name) <ENUMERAL_TYPE>: New case.
 675         (is_char_array): Take a type instead of a declaration.
 676         (dump_ada_array_type): Likewise.
 677         (is_simple_enum): Minor tweak.
 678         (dump_ada_enum_type): New function extracted from...
 679         (dump_ada_node) <ENUMERAL_TYPE>: ...here.  Invoke it.
 680         <INTEGER_TYPE>: Remove unreachable code.
 681         <RECORD_TYPE>: Likewise.  Minor tweaks.
 682         (dump_nested_type) <ARRAY_TYPE>: Adjust to above changes.
 683         <ENUMERAL_TYPE>: New case.
 684         <RECORD_TYPE>: Factor out common code.
 685         (dump_ada_declaration) <ARRAY_TYPE>: Adjust to above changes.
 686         Minor tweaks.  Deal with enumeral types.
 687         (dump_ada_structure): Minor tweaks.
 688
 689 2018-02-28  Eric Botcazou  <ebotcazou@adacore.com>
 690
 691         * c-ada-spec.c (dump_ada_node) <POINTER_TYPE>: Do not use generic
 692         address for incomplete structures.
 693         (dump_forward_type): Do not bail out for incomplete structures.
 694         (dump_ada_declaration): Do not special-case incomplete structures
 695         for subtypes.  Dump them as null records for types.
 696
 697 2018-02-28  Eric Botcazou  <ebotcazou@adacore.com>
 698
 699         * c-ada-spec.c (dump_ada_import): Use boolean and fix formatting.
 700         (is_char_array): Fix formatting.
 701         (dump_template_types): Likewise.
 702         (dump_generic_ada_node): Rename into...
 703         (dump_ada_node): ...this.
 704         <POINTER_TYPE>: Remove superfluous space.  Use generic address for
 705         incomplete structures and not for empty structures.  Do not use it
 706         when forward declarations are needed.
 707         (dump_forward_type): New function.
 708         (dump_nested_types): Remove FORWARD parameter.  Do not consider
 709         TREE_VISITED and do not generate a forward declaration.  Only dump
 710         original nested types for nested declaration.
 711         (dump_nested_type) <POINTER_TYPE>: Call dump_forward_type.
 712         <ARRAY_TYPE>: Likewise if the component type is an anonymous pointer.
 713         <RECORD_TYPE>: Do not consider TREE_VISITED.
 714         (dump_ada_declaration): Use booleans and fix formatting throughout.
 715         <TYPE_DECL>: Skip incomplete structures and not empty structures.
 716         Call dump_forward_type instead of dump_nested_types for a typedef.
 717         Remove superfluous check and adjust call to dump_nested_types.
 718         <POINTER_TYPE>: Call dump_forward_type and fall through.
 719         (dump_ada_struct_decl): Rename into...
 720         (dump_ada_structure): ...this.  Do not special-case empty structures.
 721
 722 2018-02-27  Martin Sebor  <msebor@redhat.com>
 723
 724         PR c++/83871
 725         * c.opt (-Wmissing-attributes): New option.
 726
 727 2018-02-21  Martin Liska  <mliska@suse.cz>
 728
 729         * c.opt (Wcatch-value=): Add IntegerRange.
 730
 731 2018-02-15  Jason Merrill  <jason@redhat.com>
 732
 733         * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_deduction_guides.
 734
 735 2018-02-09  Nathan Sidwell  <nathan@acm.org>
 736
 737         PR c/84293
 738         * c-common.h (strict_aliasing_warning): Drop OTYPE arg, insert LOC
 739         arg.
 740         * c-warn.c (strict_aliasing_warning): Drop OTYPE arg, require LOC
 741         arg.  Adjust.
 742
 743 2018-02-09  Martin Sebor  <msebor@redhat.com>
 744
 745         PR lto/84212
 746         * c.opt (-Wstringop-overflow, -Warray-bounds): Add LTO.
 747         (-Walloc-size-larger-than, -Wformat-truncation=): Same.
 748         (-Wmaybe-uninitialized, -Wnonnull, -Wrestrict): Same.
 749         (-Wstrict-overflow, -Wsuggest-attribute): Same.
 750         (-Wuninitialized): Same.
 751
 752 2018-02-09  Eric Botcazou  <ebotcazou@adacore.com>
 753
 754         * c-ada-spec.c (dump_ada_declaration): Do not generate the 'constant'
 755         keyword for components.
 756
 757 2018-02-02  Paolo Carlini  <paolo.carlini@oracle.com>
 758
 759         * c-common.h (DECL_UNNAMED_BIT_FIELD): New.
 760
 761 2018-02-02  Julia Koval  <julia.koval@intel.com>
 762
 763         * c-common.h (omp_clause_mask): Move to wide_int_bitmask.h.
 764
 765 2018-01-29  Marek Polacek  <polacek@redhat.com>
 766
 767         PR c/83966
 768         * c-format.c (check_function_format): Check current_function_decl.
 769
 770 2018-01-27  Jakub Jelinek  <jakub@redhat.com>
 771
 772         * c-cppbuiltin.c (c_cpp_builtins): Use ggc_strdup for the fp_suffix
 773         argument.
 774         (LAZY_HEX_FP_VALUES_CNT): Define.
 775         (lazy_hex_fp_values): Allow up to LAZY_HEX_FP_VALUES_CNT lazy hex fp
 776         values rather than just 12.
 777         (builtin_define_with_hex_fp_value): Likewise.
 778
 779 2018-01-18  Boris Kolpackov  <boris@codesynthesis.com>
 780
 781         PR other/70268
 782         * c.opt (-fmacro-prefix-map): New option.
 783         * c-opts.c (c_common_handle_option): Handle it.
 784         * c-lex.c (init_c_lex): Set remap_filename cpp callback.
 785         * c-ppoutput.c (init_pp_output): Likewise.
 786
 787 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
 788
 789         PR c++/83814
 790         * c-common.c (fold_for_warn): Move to c/c-fold.c and cp/expr.c.
 791
 792 2018-01-10  Eric Botcazou  <ebotcazou@adacore.com>
 793
 794         * c-ada-spec.c (dump_number): Add FLOAT_P parameter.
 795         Skip 'f' and 'F' characters if it is true.
 796         (store_ada_macro): Minor tweak.
 797         (dump_ada_macros) <CPP_COMMENT>: Likewise.
 798         <CPP_WSTRING>: Likewise.
 799         <CPP_STRING>: Output '&' in the buffer if not the first string.
 800         <CPP_NUMBER>: Adjust calls to dump_number.
 801
 802 2018-01-10  David Malcolm  <dmalcolm@redhat.com>
 803
 804         PR c++/43486
 805         * c-common.c: Include "selftest.h".
 806         (get_atomic_generic_size): Perform the test for integral type
 807         before the range test for any integer constant, fixing indentation
 808         of braces.  Call fold_for_warn before testing for an INTEGER_CST.
 809         (reject_gcc_builtin): Strip any location wrapper from EXPR.
 810         (selftest::test_fold_for_warn): New function.
 811         (selftest::c_common_c_tests): New function.
 812         (selftest::c_family_tests): Call it, and
 813         selftest::c_pretty_print_c_tests.
 814         * c-common.h (selftest::c_pretty_print_c_tests): New decl.
 815         * c-format.c (check_format_arg): Convert VAR_P check to a
 816         fold_for_warn.
 817         * c-pretty-print.c: Include "selftest.h".
 818         (pp_c_cast_expression): Don't print casts for location wrappers.
 819         (selftest::assert_c_pretty_printer_output): New function.
 820         (ASSERT_C_PRETTY_PRINTER_OUTPUT): New macro.
 821         (selftest::test_location_wrappers): New function.
 822         (selftest::c_pretty_print_c_tests): New function.
 823         * c-warn.c (warn_for_memset): Call fold_for_warn on the arguments.
 824
 825 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
 826             Alan Hayward  <alan.hayward@arm.com>
 827             David Sherwood  <david.sherwood@arm.com>
 828
 829         * c-common.c (c_common_type_for_mode): Handle MODE_VECTOR_BOOL.
 830
 831 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
 832             Alan Hayward  <alan.hayward@arm.com>
 833             David Sherwood  <david.sherwood@arm.com>
 834
 835         * c-ubsan.c (ubsan_instrument_shift): Treat GET_MODE_BITSIZE
 836         as polynomial.
 837
 838 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
 839             Alan Hayward  <alan.hayward@arm.com>
 840             David Sherwood  <david.sherwood@arm.com>
 841
 842         * c-common.c (vector_types_convertible_p, c_build_vec_perm_expr)
 843         (convert_vector_to_array_for_subscript): Handle polynomial
 844         TYPE_VECTOR_SUBPARTS.
 845         (c_common_type_for_mode): Check valid_vector_subparts_p.
 846         * c-pretty-print.c (pp_c_initializer_list): Handle polynomial
 847         VECTOR_CST_NELTS.
 848
 849 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
 850
 851         Update copyright years.
 852
 853 2017-12-22  Mike Stump  <mikestump@comcast.net>
 854             Eric Botcazou  <ebotcazou@adacore.com>
 855
 856         * c-pragma.c (init_pragma): Register pragma GCC unroll.
 857         * c-pragma.h (enum pragma_kind): Add PRAGMA_UNROLL.
 858
 859 2017-12-22  Alexandre Oliva <aoliva@redhat.com>
 860
 861         PR debug/83527
 862         PR debug/83419
 863         * c-semantics.c (only_debug_stmts_after_p): New.
 864         (pop_stmt_list): Clear side effects in debug-only stmt list.
 865         Check for single nondebug stmt followed by debug stmts only.
 866
 867 2017-12-21  Alexandre Oliva  <aoliva@redhat.com>
 868
 869         PR debug/83419
 870         * c-semantics.c (pop_stmt_list): Propagate side effects from
 871         single nondebug stmt to container list.
 872
 873 2017-12-19  Jakub Jelinek  <jakub@redhat.com>
 874
 875         * known-headers.cc (get_stdlib_header_for_name): Replace Yoda
 876         conditions with typical order conditions.
 877
 878 2017-12-18  Marek Polacek  <polacek@redhat.com>
 879
 880         * c-warn.c (warn_logical_operator): Return early if -Wlogical-op is
 881         not in effect.
 882
 883 2017-12-17  Martin Sebor  <msebor@redhat.com>
 884
 885         * c-attribs.c (common_handle_aligned_attribute): Avoid issuing
 886         an error for attribute warn_if_not_aligned.
 887
 888 2017-12-16  Martin Sebor  <msebor@redhat.com>
 889
 890         PR tree-optimization/78918
 891         * c-common.c (check_function_restrict): Avoid checking built-ins.
 892         * c.opt (-Wrestrict): Include in -Wall.
 893
 894 2017-12-15  Jakub Jelinek  <jakub@redhat.com>
 895
 896         * c-attribs.c (c_common_attribute_table,
 897         c_common_format_attribute_table): Swap affects_type_identity
 898         and handler fields, adjust comments.
 899
 900 2017-12-14  Bernd Edlinger  <bernd.edlinger@hotmail.de>
 901
 902         * c.opt (Wcast-function-type): New warning option.
 903         * c-lex.c (get_fileinfo): Avoid warning.
 904         * c-ppoutput.c (scan_translation_unit_directives_only): Remove cast.
 905
 906 2017-12-14  Qing Zhao  <qing.zhao@oracle.com>
 907
 908         PR middle_end/79538
 909         * c-cppbuiltin.c (builtin_define_with_hex_fp_value):
 910         Adjust the size of buf1 and buf2, add a new buf to avoid
 911         format-overflow warning.
 912
 913 2017-12-12  Alexandre Oliva <aoliva@redhat.com>
 914
 915         * c-semantics.c (pop_stmt_list): Move begin stmt marker into
 916         subsequent statement list.
 917
 918 2017-12-07  Martin Sebor  <msebor@redhat.com>
 919
 920         PR c/81544
 921         PR c/81566
 922         * c-attribs.c (attr_aligned_exclusions): New array.
 923         (attr_alloc_exclusions, attr_cold_hot_exclusions): Same.
 924         (attr_common_exclusions, attr_const_pure_exclusions): Same.
 925         (attr_gnu_inline_exclusions, attr_inline_exclusions): Same.
 926         (attr_noreturn_exclusions, attr_returns_twice_exclusions): Same.
 927         (attr_warn_unused_result_exclusions): Same.
 928         (handle_hot_attribute, handle_cold_attribute): Simplify.
 929         (handle_const_attribute): Warn on function returning void.
 930         (handle_pure_attribute): Same.
 931         (handle_aligned_attribute): Diagnose conflicting attribute
 932         specifications.
 933         * c-warn.c (diagnose_mismatched_attributes): Simplify.
 934
 935 2017-12-06  David Malcolm  <dmalcolm@redhat.com>
 936
 937         PR c/83236
 938         * c-common.c (selftest::c_family_tests): Call
 939         selftest::c_spellcheck_cc_tests.
 940         * c-common.h (selftest::c_spellcheck_cc_tests): New decl.
 941         * c-spellcheck.cc: Include "selftest.h".
 942         (name_reserved_for_implementation_p): New function.
 943         (should_suggest_as_macro_p): New function.
 944         (find_closest_macro_cpp_cb): Move the check for NT_MACRO to
 945         should_suggest_as_macro_p and call it.
 946         (selftest::test_name_reserved_for_implementation_p): New function.
 947         (selftest::c_spellcheck_cc_tests): New function.
 948         * c-spellcheck.h (name_reserved_for_implementation_p): New decl.
 949
 950 2017-12-06  David Malcolm  <dmalcolm@redhat.com>
 951
 952         * c-spellcheck.cc: New file, taken from macro-handling code in
 953         spellcheck-tree.c.
 954         * c-spellcheck.h: New file, taken from macro-handling code in
 955         spellcheck-tree.h.
 956
 957 2017-12-01  Jakub Jelinek  <jakub@redhat.com>
 958
 959         * c-attribs.c (c_common_attribute_table): Remove "cilk simd function"
 960         attribute.
 961         (handle_simd_attribute): Don't check for "cilk simd function"
 962         attribute.  Reindent, formatting changes.
 963
 964 2017-11-30  Julia Koval  <julia.koval@intel.com>
 965
 966         * c-common.h (inv_list): Remove.
 967
 968 2017-11-28  Jakub Jelinek  <jakub@redhat.com>
 969
 970         PR sanitizer/81275
 971         * c-common.c (c_switch_covers_all_cases_p_1,
 972         c_switch_covers_all_cases_p): New functions.
 973         * c-common.h (c_switch_covers_all_cases_p): Declare.
 974
 975 2017-11-28  Julia Koval  <julia.koval@intel.com>
 976             Sebastian Peryt  <sebastian.peryt@intel.com>
 977
 978         * array-notation-common.c: Delete.
 979         * c-cilkplus.c: Ditto.
 980         * c-common.c (_Cilk_spawn, _Cilk_sync, _Cilk_for): Remove.
 981         * c-common.def (ARRAY_NOTATION_REF): Remove.
 982         * c-common.h (RID_CILK_SPAWN, build_array_notation_expr,
 983         build_array_notation_ref, C_ORT_CILK, c_check_cilk_loop,
 984         c_validate_cilk_plus_loop, cilkplus_an_parts,
 985         cilk_ignorable_spawn_rhs_op,
 986         cilk_recognize_spawn): Remove.
 987         * c-gimplify.c (CILK_SPAWN_STMT): Remove.
 988         * c-omp.c: Remove CILK_SIMD check.
 989         * c-pragma.c: Ditto.
 990         * c-pragma.h: Remove CILK related pragmas.
 991         * c-pretty-print.c (c_pretty_printer::postfix_expression): Remove
 992         ARRAY_NOTATION_REF condition.
 993         (c_pretty_printer::expression): Ditto.
 994         * c.opt (fcilkplus): Remove.
 995         * cilk.c: Delete.
 996
 997 2017-11-21  Marc Glisse  <marc.glisse@inria.fr>
 998
 999         * c-pretty-print.c (pp_c_additive_expression,
1000         c_pretty_printer::expression): Handle POINTER_DIFF_EXPR.
1001
1002 2017-11-21  Jakub Jelinek  <jakub@redhat.com>
1003
1004         * c-common.c (get_nonnull_operand): Use tree_to_uhwi.
1005
1006         PR c++/83059
1007         * c-common.c (get_atomic_generic_size): Use TREE_INT_CST_LOW
1008         instead of tree_to_uhwi, formatting fix.
1009
1010 2017-11-20  David Malcolm  <dmalcolm@redhat.com>
1011
1012         PR c/81404
1013         * known-headers.cc: New file, based on material from c/c-decl.c.
1014         (suggest_missing_header): Copied as-is.
1015         (get_stdlib_header_for_name): New, based on get_c_name_hint but
1016         heavily edited to add C++ support.  Add some knowledge about
1017         <limits.h>, <stdint.h>, and <wchar.h>.
1018         * known-headers.h: Likewise.
1019
1020 2017-11-20  David Malcolm  <dmalcolm@redhat.com>
1021
1022         * c-common.h (enum lookup_name_fuzzy_kind): Move to name-hint.h.
1023         (lookup_name_fuzzy): Likewise.  Convert return type from
1024         const char * to name_hint.  Add location_t param.
1025         * name-hint.h: New header.
1026
1027 2017-11-19  Jakub Jelinek  <jakub@redhat.com>
1028
1029         PR c/66618
1030         PR c/69960
1031         * c-common.h (c_fully_fold): Add LVAL argument defaulted to false.
1032
1033 2017-11-16  Joseph Myers  <joseph@codesourcery.com>
1034
1035         * c.opt (-std=c17, std=gnu17, -std=iso9899:2017): Refer to 2018
1036         expected publication date of C17.
1037         (-std=c18, -std=gnu18, -std=iso9899:2018): New option aliases.
1038
1039 2017-11-15  Joseph Myers  <joseph@codesourcery.com>
1040
1041         PR c/81156
1042         * c-common.c (c_common_reswords): Add __builtin_tgmath.
1043         * c-common.h (enum rid): Add RID_BUILTIN_TGMATH.
1044
1045 2017-11-10  Martin Sebor  <msebor@redhat.com>
1046
1047         PR c/81117
1048         * c-common.c (catenate_strings): Use memcpy instead of strncpy.
1049         * c-warn.c (sizeof_pointer_memaccess_warning): Handle arrays.
1050         * c.opt (-Wstringop-truncation): New option.
1051
1052 2017-11-06  Martin Liska  <mliska@suse.cz>
1053
1054         PR middle-end/82404
1055         * c-opts.c (c_common_post_options): Set -Wreturn-type for C++
1056         FE.
1057         * c.opt: Set default value of warn_return_type.
1058
1059 2017-10-31  David Malcolm  <dmalcolm@redhat.com>
1060
1061         * c-common.c (binary_op_error): Update for renaming of
1062         error_at_rich_loc.
1063         (c_parse_error): Likewise.
1064         * c-warn.c (warn_logical_not_parentheses): Likewise for
1065         renaming of inform_at_rich_loc.
1066         (warn_for_restrict): Likewise for renaming of
1067         warning_at_rich_loc_n.
1068
1069 2017-10-30  Joseph Myers  <joseph@codesourcery.com>
1070
1071         * c.opt (std=c17, std=gnu17, std=iso9899:2017): New options.
1072         * c-opts.c (set_std_c17): New function.
1073         (c_common_init_options): Use gnu17 as default C version.
1074         (c_common_handle_option): Handle -std=c17 and -std=gnu17.
1075
1076 2017-10-27  Michael Meissner  <meissner@linux.vnet.ibm.com>
1077
1078         * c-cppbuiltin.c (mode_has_fma): Add support for PowerPC KFmode.
1079         (c_cpp_builtins): If a machine has a fast fma _Float<N> and
1080         _Float<N>X variant, define __FP_FAST_FMA<N> and/or
1081         __FP_FAST_FMA<N>X.
1082
1083 2017-10-23  Marek Polacek  <polacek@redhat.com>
1084
1085         PR c/82681
1086         * c-warn.c (warnings_for_convert_and_check): Fix typos.
1087
1088 2017-10-19  Eric Botcazou  <ebotcazou@adacore.com>
1089
1090         * c-common.c (check_builtin_function_arguments): Also check arguments
1091         of __builtin_alloca_with_align_and_max.
1092
1093 2017-10-17  David Malcolm  <dmalcolm@redhat.com>
1094
1095         * c-format.c (format_warning_at_char): Pass UNKNOWN_LOCATION
1096         rather than NULL to format_warning_va.
1097         (check_format_types): Likewise when calling format_type_warning.
1098         Remove code to extract source_ranges and source_range * in favor
1099         of just a location_t.
1100         (format_type_warning): Convert source_range * param to a
1101         location_t.
1102
1103 2017-10-13  Jakub Jelinek  <jakub@redhat.com>
1104
1105         * c-gimplify.c (c_gimplify_expr): Handle [LR]ROTATE_EXPR like
1106         [LR]SHIFT_EXPR.
1107
1108 2017-10-12  David Malcolm  <dmalcolm@redhat.com>
1109
1110         * c-common.c (enum missing_token_insertion_kind): New enum.
1111         (get_missing_token_insertion_kind): New function.
1112         (maybe_suggest_missing_token_insertion): New function.
1113         * c-common.h (maybe_suggest_missing_token_insertion): New decl.
1114
1115 2017-10-11  Nathan Sidwell  <nathan@acm.org>
1116
1117         * c-opts.c (add_prefixed_path): Change chain to incpath_kind.
1118         (c_common_handle_option): Update incpath_kind names.
1119
1120 2017-10-11  Martin Liska  <mliska@suse.cz>
1121
1122         PR sanitizer/82490
1123         * c-attribs.c (handle_no_sanitize_attribute): Report directly
1124         Wattributes warning.
1125
1126 2017-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
1127
1128         * c-ada-spec.c (dump_generic_ada_node): Use wi::to_wide when
1129         operating on trees as wide_ints.
1130         * c-common.c (pointer_int_sum): Likewise.
1131         * c-pretty-print.c (pp_c_integer_constant): Likewise.
1132         * c-warn.c (match_case_to_enum_1): Likewise.
1133         (c_do_switch_warnings): Likewise.
1134         (maybe_warn_shift_overflow): Likewise.
1135
1136 2017-10-10  Jakub Jelinek  <jakub@redhat.com>
1137
1138         PR c/82437
1139         * c-warn.c (warn_tautological_bitwise_comparison): Use wi::to_wide
1140         instead of wide_int::from.
1141
1142 2017-10-06  Jakub Jelinek  <jakub@redhat.com>
1143
1144         PR c/82437
1145         * c-warn.c (warn_tautological_bitwise_comparison): Instead of
1146         using to_widest use wide_int with the larger of the two precisions.
1147
1148 2017-10-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1149
1150         * c-pretty-print.c (pp_c_parameter_type_list): Print ... for variadic
1151         functions.
1152
1153 2017-10-02  Richard Sandiford  <richard.sandiford@linaro.org>
1154
1155         * c-warn.c (warn_tautological_bitwise_comparison): Use wi::to_widest
1156         when combining the original unconverted comparison operands.
1157
1158 2017-09-29  Jakub Jelinek  <jakub@redhat.com>
1159
1160         * c-attribs.c (handle_noipa_attribute): Don't add "stack_protect"
1161         attribute.
1162
1163 2017-09-29  Eric Botcazou  <ebotcazou@adacore.com>
1164
1165         * c-ada-spec.c (to_ada_name): Add index parameter.
1166         (pp_ada_tree_identifier): Likewise.
1167         (dump_ada_macros): Adjust call to to_ada_name.
1168         (struct overloaded_name_hash): New type.
1169         (struct overloaded_name_hasher): Likewise.
1170         (overloaded_names): New hash table.
1171         (compute_overloading_index): New function.
1172         (dump_ada_decl_name): Call it and pass the result to
1173         pp_ada_tree_identifier.
1174         (dump_ada_double_name): Adjust calls to pp_ada_tree_identifier.
1175         (dump_ada_function_declaration): Likewise.
1176         (dump_generic_ada_node): Likewise.
1177         (print_constructor): Likewise.
1178         (print_destructor): Likewise.
1179         (dump_ada_specs): Delete overloaded_names table.
1180
1181 2017-09-29  Eric Botcazou  <ebotcazou@adacore.com>
1182
1183         * c-ada-spec.c (max_ada_macros): Move around.
1184         (store_ada_macro_index): Likewise.
1185         (source_file): Rename into...
1186         (macro_source_file): ...this.
1187         (count_ada_macro): Move around.
1188         (store_ada_macro): Likewise.
1189         (compare_macro): Likewise.
1190         (print_ada_macros): Merge in...
1191         (dump_ada_macros): ...this.
1192         (source_file_base): Rename into...
1193         (current_source_file): ...this.
1194         (print_comment): Move around.
1195         (dump_ada_nodes): Call dump_ada_declaration directly.
1196         (struct with): Change type of limited field to bool.
1197         (append_withs): Change type of limited_access parameter to bool.
1198         (pp_ada_tree_identifie): Likewise.
1199         (dump_ada_decl_nam): Likewise.
1200         (dump_generic_ada_node): Likewise.  Do not print the return type.
1201         (to_ada_name): Change type of space_found parameter to bool.
1202         (dump_ada_function_declaration): Return void and change type of
1203         parameters to bool.  Also print the return type for a function.
1204         (print_ada_methods): Rename into...
1205         (dump_ada_methods): ...this.
1206         (print_ada_declaration): Rename into ...
1207         (dump_ada_declaration): ...this.  Do not print the return type.
1208         (print_ada_struct_decl): Rename into...
1209         (dump_ada_struct_decl): ...this.
1210
1211 2017-09-29  Jakub Jelinek  <jakub@redhat.com>
1212
1213         * c-attribs.c (handle_packed_attribute): Test DECL_C_BIT_FIELD
1214         rather than DECL_INITIAL.
1215         (common_handle_aligned_attribute): Likewise.
1216
1217 2017-09-20  Alexandre Oliva <aoliva@redhat.com>
1218
1219         * c.opt (gen-decls): Add RejectNegative.
1220
1221 2017-09-15  Andrew Sutton  <andrew.n.sutton@gmail.com>
1222             Jakub Jelinek  <jakub@redhat.com>
1223
1224         Add support for -std=c++2a.
1225         * c-common.h (cxx_dialect): Add cxx2a as a dialect.
1226         * opt.c: Add options for -std=c++2a and -std=gnu++2a.
1227         * c-opts.c (set_std_cxx2a): New.
1228         (c_common_handle_option): Set options when -std=c++2a is enabled.
1229         (c_common_post_options): Adjust comments.
1230         (set_std_cxx14, set_std_cxx17): Likewise.
1231
1232 2017-09-15  Eric Botcazou  <ebotcazou@adacore.com>
1233
1234         * c-pragma.c (handle_pragma_scalar_storage_order): Expand on error
1235         message for non-uniform endianness and issue a warning in C++.
1236
1237 2017-09-15  Jakub Jelinek  <jakub@redhat.com>
1238
1239         * c.opt (Wc++1z-compat): Change from option to undocumented alias.
1240         (Wc++17-compat): Change from undocumented alias to option.
1241         (Wnoexcept-type): Enable by Wc++17-compat instead of Wc++1z-compat,
1242         change C++1z to C++17 in description.
1243         (std=c++1z, std=gnu++1z): Change from option to undocumented
1244         deprecated alias.
1245         (std=c++17, std=gnu++17): Change from undocumented alias to option.
1246         Adjust description.
1247         * c-common.h (enum cxx_dialect): Rename cxx1z to cxx17.
1248         * c-opts.c (set_std_cxx1z): Rename to ...
1249         (set_std_cxx17): ... this.
1250         (c_common_handle_option): Rename OPT_std_c__1z to OPT_std_c__17
1251         and OPT_std_gnu__1z to OPT_std_gnu__17.  Adjust set_std_cxx1z
1252         caller.
1253         (c_common_post_options): Use cxx17 instead of cxx1z.  Adjust
1254         comments.
1255
1256 2017-09-12  H.J. Lu  <hongjiu.lu@intel.com>
1257
1258         * c-attribs.c (common_handle_aligned_attribute): Don't warn
1259         function alignment if warn_if_not_aligned_p is true.
1260
1261 2017-09-12  Nathan Sidwell  <nathan@acm.org>
1262
1263         * c-common.c (field_decl_cmp, resort_data, resort_field_decl_cmp,
1264         resort_sorted_fields): Move to c/c-decl.c.
1265         * c-common.h (field_decl_cmp, resort_sorted_fields): Delete.
1266         (struct sorted_fields_type): Move to c/c-lang.h.
1267
1268 2017-09-09  Jonathan Wakely  <jwakely@redhat.com>
1269
1270         PR c++/81852
1271         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_threadsafe_static_init.
1272
1273 2017-09-04  Marek Polacek  <polacek@redhat.com>
1274
1275         PR c/81783
1276         * c-warn.c (warn_tautological_bitwise_comparison): New function.
1277         (warn_tautological_cmp): Call it.
1278
1279 2017-09-01  Boris Kolpackov <boris@codesynthesis.com>
1280
1281         * c-opts.c (c_common_finish): Write dependency information even if
1282         there are errors.
1283
1284 2017-09-01  Jakub Jelinek  <jakub@redhat.com>
1285
1286         PR c/81887
1287         * c-pragma.c (omp_pragmas): Move "ordered" entry from here to ...
1288         (omp_pragmas_simd): ... here.
1289         * c-omp.c (c_finish_omp_ordered): If clauses isn't simd clause alone,
1290         create new clauses list containing just simd clause.
1291
1292 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
1293             Alan Hayward  <alan.hayward@arm.com>
1294             David Sherwood  <david.sherwood@arm.com>
1295
1296         * c-attribs.c (vector_mode_valid_p) Fold GET_MODE_INNER call
1297         into scalar_mode_supported_p call.
1298         (handle_mode_attribute): Update call to scalar_mode_supported_p.
1299
1300 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
1301             Alan Hayward  <alan.hayward@arm.com>
1302             David Sherwood  <david.sherwood@arm.com>
1303
1304         * c-common.c (c_common_fixed_point_type_for_size): Use opt_scalar_mode
1305         for the mode iterator.
1306
1307 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
1308             Alan Hayward  <alan.hayward@arm.com>
1309             David Sherwood  <david.sherwood@arm.com>
1310
1311         * c-lex.c (interpret_fixed): Use SCALAR_TYPE_MODE.
1312         * c-common.c (c_build_vec_perm_expr): Likewise.
1313
1314 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
1315             Alan Hayward  <alan.hayward@arm.com>
1316             David Sherwood  <david.sherwood@arm.com>
1317
1318         * c-common.c (c_common_type_for_mode): Use as_a <scalar_int_mode>.
1319
1320 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
1321             Alan Hayward  <alan.hayward@arm.com>
1322             David Sherwood  <david.sherwood@arm.com>
1323
1324         * c-attribs.c (handle_mode_attribute): Check for a scalar_int_mode
1325         before calling targetm.addr_space.valid_pointer_mode.
1326
1327 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
1328             Alan Hayward  <alan.hayward@arm.com>
1329             David Sherwood  <david.sherwood@arm.com>
1330
1331         * c-cppbuiltin.c (c_cpp_builtins): Use opt_scalar_float_mode.
1332
1333 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
1334             Alan Hayward  <alan.hayward@arm.com>
1335             David Sherwood  <david.sherwood@arm.com>
1336
1337         * c-common.c (c_common_fixed_point_type_for_size): Use new mode
1338         iterators.
1339         * c-cppbuiltin.c (c_cpp_builtins): Likewise.
1340
1341 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
1342             Alan Hayward  <alan.hayward@arm.com>
1343             David Sherwood  <david.sherwood@arm.com>
1344
1345         * c-cppbuiltin.c (mode_has_fma): Prefix mode names with E_ in
1346         case statements.
1347
1348 2017-08-29  Martin Liska  <mliska@suse.cz>
1349
1350         PR other/39851
1351         * c-common.c (parse_optimize_options): Add argument to function
1352         call.
1353         * c-pragma.c (handle_pragma_diagnostic): Likewise.
1354
1355 2017-08-24  David Malcolm  <dmalcolm@redhat.com>
1356
1357         * c-lex.c (interpret_float): Use token location
1358         when building an EXCESS_PRECISION_EXPR.
1359
1360 2017-08-21  David Malcolm  <dmalcolm@redhat.com>
1361
1362         * c-common.c (check_function_arguments): Add "arglogs" param; pass
1363         it to check_function_format.
1364         * c-common.h (check_function_arguments): Add vec<location_t> *
1365         param.
1366         (check_function_format): Likewise.
1367         * c-format.c (struct format_check_context): Add field "arglocs".
1368         (check_function_format): Add param "arglocs"; pass it to
1369         check_format_info.
1370         (check_format_info):  Add param "arglocs"; use it to initialize
1371         new field of format_ctx.
1372         (check_format_arg): Pass format_ctx->arglocs to new param of
1373         check_format_info_main.
1374         (class argument_parser): New field "arglocs".
1375         (argument_parser::argument_parser): Add "arglocs_" param and use
1376         it to initialize new field.
1377         (argument_parser::check_argument_type): Pass new arglocs field to
1378         check_format_types.
1379         (check_format_info_main): Add param "arglocs", and use it when
1380         constructing arg_parser.
1381         (check_format_types): Add param "arglocs"; use it if non-NULL when
1382         !EXPR_HAS_LOCATION (cur_param) to get at location information.
1383
1384 2017-08-18  H.J. Lu  <hongjiu.lu@intel.com>
1385
1386         PR c/53037
1387         * c-attribs.c (handle_warn_if_not_aligned_attribute): New.
1388         (c_common_attribute_table): Add warn_if_not_aligned.
1389         (handle_aligned_attribute): Renamed to ...
1390         (common_handle_aligned_attribute): Remove argument, name, and add
1391         argument, warn_if_not_aligned.  Handle warn_if_not_aligned.
1392         (handle_aligned_attribute): New.
1393         * c.opt: Add -Wif-not-aligned and -Wpacked-not-aligned.
1394
1395 2017-08-14  Martin Sebor  <msebor@redhat.com>
1396
1397         PR c/81117
1398         * c-attribs.c (c_common_attribute_table): Add nonstring entry.
1399         (handle_nonstring_attribute): New function.
1400
1401 2017-08-14  Martin Sebor  <msebor@redhat.com>
1402
1403         PR c/81117
1404         * c-format.h (T89_G): New macro.
1405         * c-format.c (local_gcall_ptr_node): New variable.
1406         (init_dynamic_diag_info): Initialize it.
1407
1408 2017-08-11  Martin Liska  <mliska@suse.cz>
1409
1410         * c-opts.c (c_common_post_options): Replace ASM_OUTPUT_DEF with
1411         TARGET_SUPPORTS_ALIASES.
1412
1413 2017-08-10  David Malcolm  <dmalcolm@redhat.com>
1414
1415         * c-common.c (c_parse_error): Add rich_location * param, using it
1416         rather implicitly using input_location.
1417         * c-common.h (c_parse_error): Add rich_location * param.
1418
1419 2017-08-09  Marek Polacek  <polacek@redhat.com>
1420
1421         * c-common.c (pointer_int_sum): Use true/false instead of 1/0.
1422         (c_common_truthvalue_conversion): Likewise.
1423         * c-omp.c (c_finish_omp_atomic): Likewise.
1424         * c-common.h (build_binary_op): Update declaration.
1425
1426 2017-08-08  Martin Liska  <mliska@suse.cz>
1427
1428         * c-ada-spec.c: Include header files.
1429         * c-ubsan.c: Likewise.
1430         * c-warn.c: Likewise.
1431
1432 2017-08-07  Jakub Jelinek  <jakub@redhat.com>
1433
1434         PR c/69389
1435         * c-omp.c (c_finish_omp_atomic): Handle atomics on bitfields.
1436
1437 2017-08-07  Eric Botcazou  <ebotcazou@adacore.com>
1438
1439         * c-ada-spec.c (has_nontrivial_methods): Test for FUNCTION_DECL.
1440         (print_ada_methods): Likewise.
1441         (print_ada_declaration): Likewise.
1442
1443 2017-08-07  Martin Liska  <mliska@suse.cz>
1444
1445         * array-notation-common.c: Add new includes.
1446         * c-format.c( handle_format_attribute): Canonicalize a format
1447         function name.
1448         * c-lex.c (c_common_has_attribute): Canonicalize name of an
1449         attribute.
1450         * c-pretty-print.c: Add new include.
1451
1452 2017-08-05  Eric Botcazou  <ebotcazou@adacore.com>
1453
1454         * c-ada-spec.c (has_static_fields): Look only into variables.
1455         (print_constructor): Add TYPE parameter and use it for the name.
1456         (print_destructor): Likewise.
1457         (print_ada_declaration): Adjust to new constructor/destructor names.
1458         Adjust calls to print_constructor and print_destructor.
1459         (print_ada_struct_decl): Do not test TREE_STATIC on FIELD_DECL.
1460         Look only into variables in the final loop.
1461
1462 2017-08-01  Eric Botcazou  <ebotcazou@adacore.com>
1463
1464         * c-ada-spec.c (has_static_fields): Look only into fields.
1465         (dump_generic_ada_node): Small tweak.
1466         (dump_nested_types): Look only into fields.
1467         (print_ada_declaration): Look only into methods.  Small tweak.
1468         (print_ada_struct_decl): Look only into fields.  Use DECL_VIRTUAL_P.
1469
1470 2017-08-01  Eric Botcazou  <ebotcazou@adacore.com>
1471
1472         * c-ada-spec.c (print_generic_ada_decl): Pass correctly-typed constant.
1473         (dump_ada_function_declaration): Likewise.
1474         (dump_generic_ada_node): Likewise.
1475         (print_ada_declaration): Add support for const-qualified variables.
1476
1477 2017-07-31  Martin Liska  <mliska@suse.cz>
1478
1479         PR sanitize/81530
1480         * c-ubsan.c (ubsan_maybe_instrument_array_ref):
1481         Guard condition with flag_sanitize_p also with current_function_decl
1482         non-null equality.
1483         (ubsan_maybe_instrument_reference_or_call): Likewise.
1484
1485 2017-07-30  Uros Bizjak  <ubizjak@gmail.com>
1486
1487         * c-format.c (asm_fprintf_char_table): Add 'z' to format_chars.
1488
1489 2017-07-29  Eric Botcazou  <ebotcazou@adacore.com>
1490
1491         * c-ada-spec.c (dump_generic_ada_node): Take into account signedness
1492         for enumeral types.
1493         (print_ada_declaration): Add missing guard for record types.
1494
1495 2017-07-27  Jakub Jelinek  <jakub@redhat.com>
1496
1497         PR c/45784
1498         * c-omp.c (c_finish_omp_for): If the condition is wrapped in
1499         rhs of COMPOUND_EXPR(s), skip them and readd their lhs into
1500         new COMPOUND_EXPRs around the rhs of the comparison.
1501
1502 2017-07-27  Marek Polacek  <polacek@redhat.com>
1503
1504         PR c/81417
1505         * c-warn.c (warn_for_sign_compare): Tweak the warning message.  Print
1506         the types.
1507
1508 2017-07-27  Jakub Jelinek  <jakub@redhat.com>
1509
1510         * c-attribs.c (c_common_attribute_table): Add noipa attribute.
1511         (handle_noipa_attribute): New function.
1512
1513 2017-07-07  Torsten Duwe  <duwe@suse.de>
1514
1515         * c-attribs.c (c_common_attribute_table): Add entry for
1516         "patchable_function_entry".
1517
1518 2017-07-20  Nathan Sidwell  <nathan@acm.org>
1519
1520         Remove TYPE_METHODS.
1521         * c-ada-spec.c (is_tagged_type, has_nontrivial_methods,
1522         dump_ada_template, print_ada_methods,
1523         print_ada_declaration): Member fns are on TYPE_FIELDS.
1524
1525 2017-07-18  Nathan Sidwell  <nathan@acm.org>
1526
1527         * c-warn.c (warn_for_memset): Use TYPE_{MIN,MAX}_VALUE.
1528
1529 2017-07-14  David Malcolm  <dmalcolm@redhat.com>
1530
1531         * c-common.c (try_to_locate_new_include_insertion_point): New
1532         function.
1533         (per_file_includes_t): New typedef.
1534         (added_includes_t): New typedef.
1535         (added_includes): New variable.
1536         (maybe_add_include_fixit): New function.
1537         * c-common.h (maybe_add_include_fixit): New decl.
1538
1539 2017-07-10  Martin Sebor  <msebor@redhat.com>
1540
1541         PR other/81345
1542         * c.opt (-Wstringop-overflow): Set defaults in LangEnabledBy.
1543
1544 2017-07-06  David Malcolm  <dmalcolm@redhat.com>
1545
1546         * c-common.c (selftest::c_family_tests): New.
1547         * c-common.h (selftest::run_c_tests): Move decl to c/c-lang.h.
1548         (selftest::c_family_tests): New decl.
1549
1550 2017-07-04  Marek Polacek  <polacek@redhat.com>
1551
1552         PR c/81231
1553         * c-common.c (sync_resolve_size): Give error for pointers to incomplete
1554         types.
1555
1556 2017-07-04  Marek Polacek  <polacek@redhat.com>
1557
1558         * c-warn.c (warn_if_unused_value): Remove WITH_CLEANUP_EXPR handling.
1559
1560 2017-06-28  Martin Liska  <mliska@suse.cz>
1561
1562         PR ipa/81128
1563         * c-attribs.c (handle_alias_ifunc_attribute): Append ifunc alias
1564         to a function declaration.
1565
1566 2017-06-28  Martin Liska  <mliska@suse.cz>
1567
1568         PR driver/79659
1569         * c.opt: Add IntegerRange to various options.
1570
1571 2017-06-26  Marek Polacek  <polacek@redhat.com>
1572
1573         PR c/80116
1574         * c-common.h (warn_for_multistatement_macros): Declare.
1575         * c-warn.c: Include "c-family/c-indentation.h".
1576         (warn_for_multistatement_macros): New function.
1577         * c.opt (Wmultistatement-macros): New option.
1578         * c-indentation.c (guard_tinfo_to_string): No longer static.
1579         Change the parameter type to "enum rid".  Handle RID_SWITCH.
1580         * c-indentation.h (guard_tinfo_to_string): Declare.
1581
1582 2017-06-23  Marc Glisse  <marc.glisse@inria.fr>
1583
1584         * c-common.c (c_common_nodes_and_builtins): Use builtin_structptr_types.
1585
1586 2017-06-15  Martin Sebor  <msebor@redhat.com>
1587
1588         PR c++/80560
1589         * c.opt (-Wclass-memaccess): New option.
1590
1591 2017-06-14  Boris Kolpackov  <boris@codesynthesis.com>
1592
1593         * c-opts.c (c_common_finish): Handle '-' special value to -MF.
1594
1595 2017-06-13  Marek Polacek  <polacek@redhat.com>
1596
1597         PR objc/80949
1598         * c-warn.c (do_warn_duplicated_branches): Return if any of the
1599         branches is null.
1600
1601 2017-06-13  Martin Liska  <mliska@suse.cz>
1602
1603         PR sanitize/78204
1604         * c-attribs.c (add_no_sanitize_value): New function.
1605         (handle_no_sanitize_attribute): Likewise.
1606         (handle_no_sanitize_address_attribute): Use the function.
1607         (handle_no_sanitize_thread_attribute): New function.
1608         (handle_no_address_safety_analysis_attribute): Use
1609         add_no_sanitize_value.
1610         (handle_no_sanitize_undefined_attribute): Likewise.
1611         * c-common.h: Declare new functions.
1612         * c-ubsan.c (ubsan_instrument_division): Use sanitize_flags_p.
1613         (ubsan_instrument_shift): Likewise.
1614         (ubsan_instrument_bounds): Likewise.
1615         (ubsan_maybe_instrument_array_ref): Likewise.
1616         (ubsan_maybe_instrument_reference_or_call): Likewise.
1617
1618 2017-06-11  Jason Merrill  <jason@redhat.com>
1619
1620         * c-ada-spec.c, c-pragma.c: Use id_equal.
1621
1622 2017-06-04  Marek Polacek  <polacek@redhat.com>
1623
1624         PR c/80919
1625         * c-format.c (matching_type_p): Return false if any of the types
1626         requires structural equality.
1627
1628 2017-06-02  Martin Sebor  <msebor@redhat.com>
1629
1630         PR c/80892
1631         * c-warn.c (conversion_warning): Use -Wconversion for integer
1632         conversion and -Wfloat-conversion for floating one.
1633
1634 2017-06-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1635
1636         * c.opt (Wsizeof-pointer-div): New warning option.
1637
1638 2017-06-01  Volker Reichelt  <v.reichelt@netcologne.de>
1639
1640         * c.opt (Wcatch-value): New shortcut for Wcatch-value=1.
1641         (Wcatch-value=1): Enable by -Wall.
1642
1643 2017-05-30  David Malcolm  <dmalcolm@redhat.com>
1644
1645         * c-format.c (gcc_cxxdiag_char_table): Add 'H' and 'I' to
1646         format_chars.
1647         * c.opt (fdiagnostics-show-template-tree): New option.
1648         (felide-type): New option.
1649
1650 2017-05-25  Volker Reichelt  <v.reichelt@netcologne.de>
1651
1652         * c.opt (Wcatch-value=): New C++ warning flag.
1653
1654 2017-05-24  Nathan Sidwell  <nathan@acm.org>
1655
1656         * c=common.c (field_decl_cmp, resort_field_decl_cmp): Adjust T
1657         const casts to avoid warning.
1658
1659 2017-05-24  Martin Sebor  <msebor@redhat.com>
1660
1661         PR c/80731
1662         * c-common.h (unsafe_conversion_p): Add a function argument.
1663         * c-common.c (unsafe_conversion_p): Same.
1664         Add type names and values to diagnostics.
1665         (scalar_to_vector): Adjust.
1666         * c-warn.c (constant_expression_error): Add a function argument.
1667         Add type names and values to diagnostics.
1668         (conversion_warning): Add a function argument.
1669         Add type names and values to diagnostics.
1670         (warnings_for_convert_and_check): Same.
1671
1672 2017-05-19  Jason Merrill  <jason@redhat.com>
1673
1674         * c-warn.c (match_case_to_enum_1): Don't warn about enums with no
1675         enumerators.
1676
1677 2017-05-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1678
1679         * c-format.c (locus): Move out of function scope,
1680         add GTY attribute.
1681
1682 2017-05-19  Nathan Sidwell  <nathan@acm.org>
1683
1684         * c-opts.c (class_dump_file, class_dump_flags): Delete.
1685         (c_common_parse_file): Remove class dump handling.
1686         (get_dump_info): Likewise.
1687
1688 2017-05-19  Richard Biener  <rguenther@suse.de>
1689
1690         PR c++/80593
1691         * c-warn.c (strict_aliasing_warning): Do not warn for accesses
1692         to alias-set zero memory.
1693
1694 2017-05-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1695
1696         * c-format.c (local_tree_type_node): Add GTY attribute.
1697
1698 2017-05-18  Marek Polacek  <polacek@redhat.com>
1699
1700         * c-common.c (c_common_type_for_size): Use NULL_TREE instead of 0.
1701         (c_common_fixed_point_type_for_size): Likewise.
1702         (c_common_type_for_mode): Likewise.
1703         (shorten_compare): Likewise.
1704         (c_promoting_integer_type_p): Use false/true instead of 0/1.
1705         * c-pragma.c (maybe_apply_renaming_pragma): Use NULL_TREE instead of 0.
1706
1707 2017-05-18  Marek Polacek  <polacek@redhat.com>
1708
1709         * c-common.c (self_promoting_args_p): Change the return type to bool.
1710         Use false/true instead of 0/1.
1711         * c-common.h (self_promoting_args_p): Update.
1712
1713 2017-05-17  Marek Polacek  <polacek@redhat.com>
1714
1715         * c-common.c: Use NULL_TREE instead of 0 where appropriate.
1716         * c-warn.c: Likewise.
1717
1718 2017-05-17  Ville Voutilainen  <ville.voutilainen@gmail.com>
1719
1720         Implement new C++ intrinsics __is_assignable and __is_constructible.
1721         * c-common.c (__is_assignable, __is_constructible): New.
1722         * c-common.h (RID_IS_ASSIGNABLE, RID_IS_CONSTRUCTIBLE): Likewise.
1723
1724 2017-05-17  Martin Liska  <mliska@suse.cz>
1725
1726         * c-common.h: Introduce dump_flags_t type and
1727         use it instead of int type.
1728         * c-gimplify.c (c_genericize): Likewise.
1729         * c-opts.c: Likewise.
1730
1731 2017-05-17  Marek Polacek  <polacek@redhat.com>
1732
1733         * c-common.c (c_save_expr): Remove.
1734         (c_common_truthvalue_conversion): Remove a call to c_save_expr.
1735         * c-common.h (c_save_expr): Remove declaration.
1736
1737 2017-05-09  Volker Reichelt  <v.reichelt@netcologne.de>
1738
1739         PR c/35441
1740         * c-pretty-print.c (c_pretty_printer::expression): Handle MAX_EXPR,
1741         MIN_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, LROTATE_EXPR, RROTATE_EXPR.
1742         (c_pretty_printer::postfix_expression): Handle MAX_EXPR, MIN_EXPR.
1743         (c_pretty_printer::multiplicative_expression): Handle EXACT_DIV_EXPR,
1744         RDIV_EXPR.
1745         (pp_c_shift_expression): Handle LROTATE_EXPR, RROTATE_EXPR.
1746
1747 2017-05-09  Marek Polacek  <polacek@redhat.com>
1748
1749         PR c/80525
1750         * c-warn.c (unwrap_c_maybe_const): New.
1751         (warn_logical_operator): Call it.
1752
1753 2017-05-09  Nathan Sidwell  <nathan@acm.org>
1754
1755         * c-common.c (c_register_builtin_type): Use pushdecl lang_hook.
1756         * c-common.h (pushdecl_top_level, pushdecl): Don't declare here.
1757
1758 2017-05-08  Martin Sebor  <msebor@redhat.com>
1759
1760         PR translation/80280
1761         * c-format.h (struct format_flag_spec): Add new member.
1762         (T89_T): New macro.
1763         * c-format.c (local_tree_type_node): New global.
1764         (printf_flag_specs, asm_fprintf_flag_spec): Initialize new data.
1765         (gcc_diag_flag_specs, scanf_flag_specs, strftime_flag_specs): Ditto.
1766         (strfmon_flag_specs): Likewise.
1767         (gcc_diag_char_table, gcc_cdiag_char_table): Split up specifiers
1768         with distinct quoting properties.
1769         (gcc_tdiag_char_table, gcc_cxxdiag_char_table): Same.
1770         (flag_chars_t::validate): Add argument and handle bad quoting.
1771         (check_format_info_main): Handle quoting problems.
1772         (init_dynamic_diag_info): Simplify.
1773
1774 2017-05-08  Jason Merrill  <jason@redhat.com>
1775
1776         * c-opts.c (c_common_post_options): Update defaults for
1777         flag_abi_version and flag_abi_compat_version.
1778
1779 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
1780
1781         * c-common.c (c_cpp_error): Replace report_diagnostic
1782         with diagnostic_report_diagnostic.
1783
1784 2017-05-04  Martin Sebor  <msebor@redhat.com>
1785
1786         PR translation/80280
1787         * c-attribs.c (handle_alias_ifunc_attribute): Quote a %D directive.
1788         (handle_weakref_attribute): Same.
1789
1790 2017-05-03  Nathan Sidwell  <nathan@acm.org>
1791
1792         Canonicalize canonical type hashing
1793         * c-common.c (complete_array_type): Use type_hash_canon.
1794
1795 2017-05-01  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
1796
1797         PR c++/80038
1798         * c-common.h (cilk_gimplify_call_params_in_spawned_fn): Remove
1799         prototype.
1800         (cilk_install_body_pedigree_operations): Likewise.
1801         * cilk.c (cilk_set_spawn_marker): Mark functions that should be
1802         detatched.
1803         (cilk_gimplify_call_params_in_spawned_fn): Remove.
1804         (cilk_install_body_pedigree_operations): Likewise.
1805         (gimplify_cilk_spawn): Add EXPR_STMT and CLEANUP_POINT_EXPR
1806         unwrapping.
1807
1808 2017-04-27  Jakub Jelinek  <jakub@redhat.com>
1809
1810         PR c++/80534
1811         * c-common.c (complete_array_type): Only hash TYPE_TYPELESS_STORAGE
1812         flag on non-aggregate element types.
1813
1814 2017-04-25  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1815
1816         * c-common.c (c_type_hasher, type_hash_table): Remove.
1817         (c_common_get_alias_set): Remove unreachable code.
1818         * c-opts.c (c_common_post_options): Make sure cc1 takes only one file.
1819
1820 2017-04-20  Volker Reichelt  <v.reichelt@netcologne.de>
1821
1822         * c.opt (Wextra-semi): New C++ warning flag.
1823
1824 2017-04-20  Jakub Jelinek  <jakub@redhat.com>
1825
1826         PR middle-end/80423
1827         * c-common.c (complete_array_type): Preserve TYPE_TYPELESS_STORAGE.
1828
1829 2017-04-18  Jakub Jelinek  <jakub@redhat.com>
1830
1831         PR middle-end/79788
1832         PR middle-end/80375
1833         * c-common.c (c_common_type_for_mode): Don't handle
1834         widest_*_literal_type_node here.
1835         c_common_signed_or_unsigned_type): Likewise.
1836         (c_common_nodes_and_builtins): Set widest_*_literal_type_node
1837         to *intTI_type_node or *intDI_type_node depending on whether
1838         TImode is supported by the target or not.
1839
1840 2017-04-10  Martin Liska  <mliska@suse.cz>
1841
1842         PR sanitizer/80350
1843         * c-ubsan.c (ubsan_instrument_shift): Evaluate RHS before
1844         doing an UBSAN check.
1845
1846 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
1847
1848         * c-warn.c (do_warn_double_promotion): Fix typo in comment.
1849
1850 2017-03-31  Jakub Jelinek  <jakub@redhat.com>
1851
1852         PR c++/79572
1853         * c-ubsan.h (ubsan_maybe_instrument_reference): Change argument to
1854         tree *.
1855         * c-ubsan.c (ubsan_maybe_instrument_reference): Likewise.  Handle
1856         not just NOP_EXPR to REFERENCE_TYPE, but also INTEGER_CST with
1857         REFERENCE_TYPE.
1858
1859 2017-03-31  David Malcolm  <dmalcolm@redhat.com>
1860
1861         PR documentation/78732
1862         * c.opt (Wendif-labels): Fix description to refer to
1863         #else rather than #elif.
1864
1865 2017-03-31  Jakub Jelinek  <jakub@redhat.com>
1866
1867         PR libstdc++/80251
1868         * c-common.h (enum rid): Add RID_IS_AGGREGATE.
1869         * c-common.c (c_common_reswords): Add __is_aggregate trait.
1870
1871 2017-03-27  Jakub Jelinek  <jakub@redhat.com>
1872
1873         PR middle-end/80162
1874         * c-common.c (c_common_mark_addressable_vec): Don't set
1875         TREE_ADDRESSABLE on DECL_HARD_REGISTER.
1876
1877 2017-03-21  Martin Sebor  <msebor@redhat.com>
1878
1879         PR c++/79548
1880         * c-common.c (set_underlying_type): Mark type used only when
1881         original del is declared unused.
1882
1883 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
1884
1885         PR translation/79848
1886         * c-format.c (check_format_string): Simplify uses of "%<%s%>" to
1887         "%qs".
1888
1889 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
1890
1891         PR c/79921
1892         * c-indentation.c (warn_for_misleading_indentation): Remove parens
1893         from inform's message, so that xgettext can locate it.
1894
1895 2017-03-09  Marek Polacek  <polacek@redhat.com>
1896
1897         PR c++/79962
1898         PR c++/79984
1899         * c-attribs.c (handle_nonnull_attribute): Save the result of default
1900         conversion to the attribute list.
1901
1902 2017-03-09  Martin Liska  <mliska@suse.cz>
1903
1904         * c-ada-spec.c (macro_length): Increment value instead of a pointer.
1905
1906 2017-03-03  Jason Merrill  <jason@redhat.com>
1907
1908         * c.opt (Wnoexcept-type): New.
1909
1910 2017-03-02  Richard Biener  <rguenther@suse.de>
1911
1912         PR c/79756
1913         * c-common.c (c_common_mark_addressable_vec): Look through
1914         C_MAYBE_CONST_EXPR.
1915
1916 2017-02-28  Martin Liska  <mliska@suse.cz>
1917
1918         * c.opt: Replace space with tabular for options of <number>
1919         type.
1920
1921 2017-02-28  Martin Liska  <mliska@suse.cz>
1922
1923         * c.opt: Fix --help=option -Q for options which are of
1924         an enum type.
1925
1926 2017-02-24  Jakub Jelinek  <jakub@redhat.com>
1927
1928         PR c++/79588
1929         * c-common.c (check_function_restrict): New function.
1930         (check_function_arguments): Add FNDECL argument.  Call
1931         check_function_restrict if -Wrestrict.
1932         * c-warn.c (warn_for_restrict): Remove ARGS argument, add ARGARRAY
1933         and NARGS.  Use auto_vec for ARG_POSITIONS, simplify.
1934         * c-common.h (check_function_arguments): Add FNDECL argument.
1935         (warn_for_restrict): Remove ARGS argument, add ARGARRAY and NARGS.
1936
1937 2017-02-24  Eric Botcazou  <ebotcazou@adacore.com>
1938
1939         * c-ada-spec.c (dump_ada_function_declaration): Add comment about the
1940         treatment of parameters with pointer-to-tagged type and tidy up.
1941         (print_ada_methods): Remove the special treatment of C++ static member
1942         functions.
1943
1944 2017-02-22  Martin Liska  <mliska@suse.cz>
1945
1946         * c.opt: Replace inequality signs with square brackets
1947         for -Wnornalized.
1948
1949 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
1950
1951         PR c++/79641
1952         * c-attribs.c (handle_mode_attribute): Use build_qualified_type to
1953         preserve quals.
1954
1955 2017-02-17  Joseph Myers  <joseph@codesourcery.com>
1956
1957         * c-cppbuiltin.c (builtin_define_float_constants): Define
1958         __DECIMAL_DIG__ to the value for long double.
1959
1960 2017-02-15  Marek Polacek  <polacek@redhat.com>
1961
1962         PR c/79515
1963         * c-warn.c (do_warn_double_promotion): Don't warn if an invalid
1964         conversion has occured.
1965
1966 2017-01-24  David Malcolm  <dmalcolm@redhat.com>
1967
1968         * c-common.c (c_common_reswords): Add "__RTL".
1969         * c-common.h (enum rid): Add RID_RTL.
1970
1971 2017-01-20  Marek Polacek  <polacek@redhat.com>
1972
1973         PR c/64279
1974         * c-common.h (do_warn_duplicated_branches_r): Declare.
1975         * c-gimplify.c (c_genericize): Walk the function tree calling
1976         do_warn_duplicated_branches_r.
1977         * c-warn.c (expr_from_macro_expansion_r): New.
1978         (do_warn_duplicated_branches): New.
1979         (do_warn_duplicated_branches_r): New.
1980         * c.opt (Wduplicated-branches): New option.
1981
1982 2017-01-17  David Malcolm  <dmalcolm@redhat.com>
1983
1984         PR c++/71497
1985         * c-indentation.c (warn_for_misleading_indentation): Use the past
1986         subjunctive in the note.
1987
1988 2017-01-17  Aldy Hernandez  <aldyh@redhat.com>
1989
1990         PR c/79116
1991         * array-notation-common.c (cilkplus_extract_an_triplets): Convert
1992         start type to integer_type.
1993
1994 2017-01-16  Jakub Jelinek  <jakub@redhat.com>
1995
1996         PR driver/49726
1997         * c.opt (gen-decls): Add Driver flag.
1998
1999 2017-01-16  Paolo Carlini  <paolo.carlini@oracle.com>
2000
2001         Revert:
2002         2017-01-16  Paolo Carlini  <paolo.carlini@oracle.com>
2003
2004         PR c++/71737
2005         * c-common.c (set_underlying_type): Always set DECL_ORIGINAL_TYPE.
2006
2007 2017-01-16  Paolo Carlini  <paolo.carlini@oracle.com>
2008
2009         PR c++/71737
2010         * c-common.c (set_underlying_type): Always set DECL_ORIGINAL_TYPE.
2011
2012 2017-01-12  Martin Sebor  <msebor@redhat.com>
2013
2014         (-Wformat-overflow): ...to this.
2015
2016 2017-01-11  Martin Sebor  <msebor@redhat.com>
2017
2018         PR c/78768
2019         * c.opt (-Walloca-larger-than, -Wformat-length, -Wformat-truncation):
2020         Also enable for LTO.
2021
2022 2017-01-10  Jason Merrill  <jason@redhat.com>
2023
2024         Implement P0195R2, C++17 variadic using.
2025         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_variadic_using.
2026
2027 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
2028
2029         PR translation/79019
2030         PR translation/79020
2031         * c.opt (Wnormalized=): Fix typo in description.
2032
2033 2017-01-08  Martin Sebor  <msebor@redhat.com>
2034
2035         PR middle-end/77708
2036         * c.opt (-Wformat-truncation): New option.
2037
2038 2017-01-06  Alexandre Oliva <aoliva@redhat.com>
2039
2040         * c-pretty-print.c (pp_c_tree_decl_identifier): Convert 16-bit
2041         value to unsigned short to fit in 4 hex digits without
2042         warnings.
2043
2044 2017-01-05  Eric Botcazou  <ebotcazou@adacore.com>
2045
2046         * c.opt (fsso-struct): Add 'native' value.
2047
2048 2017-01-05  Martin Liska  <mliska@suse.cz>
2049
2050         PR pch/78970
2051         * c-opts.c (c_common_post_options): Reject '-' filename for a precompiled
2052         header.
2053
2054 2017-01-04  Marek Polacek  <polacek@redhat.com>
2055
2056         PR c++/64767
2057         * c.opt (Wpointer-compare): New option.
2058
2059 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
2060
2061         PR driver/78957
2062         * c.opt (fsso-struct=): Add RejectNegative.
2063
2064 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
2065
2066         Update copyright years.
2067
2068 2016-12-29  Martin Liska  <mliska@suse.cz>
2069
2070         PR c/78933
2071         * c.opt (strong-eval-order): Add RejectNegative keyword.
2072
2073 2016-12-22  Jason Merrill  <jason@redhat.com>
2074
2075         Implement P0522R0, matching of template template arguments.
2076         * c-cppbuiltin.c (c_cpp_builtins): Define
2077         __cpp_template_template_args.
2078
2079 2016-12-21  Jakub Jelinek  <jakub@redhat.com>
2080
2081         PR bootstrap/78817
2082         * c-common.c (struct nonnull_arg_ctx): New type.
2083         (check_function_nonnull): Return bool instead of void.  Use
2084         nonnull_arg_ctx as context rather than just location_t.
2085         (check_nonnull_arg): Adjust for the new context type, set
2086         warned_p to true if a warning has been diagnosed.
2087         (check_function_arguments): Return bool instead of void.
2088         * c-common.h (check_function_arguments): Adjust prototype.
2089
2090 2016-12-21  Jason Merrill  <jason@redhat.com>
2091
2092         * c.opt (-fnew-ttp-matching): New flag.
2093         * c-opts.c (c_common_post_options): Default on if -std=c++1z.
2094
2095 2016-12-14  Martin Jambor  <mjambor@suse.cz>
2096
2097         * c-omp.c: Include omp-general.h instead of omp-low.h.
2098         (c_finish_oacc_wait): Adjusted call to find_omp_clause to use its new
2099         name.
2100
2101 2016-12-14  Martin Sebor  <msebor@redhat.com>
2102
2103         PR c/17308
2104         * c-common.c (check_nonnull_arg): Disable when optimization
2105         is enabled.
2106
2107 2016-12-12  Marek Polacek  <polacek@redhat.com>
2108
2109         PR c++/78647
2110         * c-common.c (attribute_fallthrough_p): Return false for
2111         error_mark_node.
2112
2113 2016-12-08  Martin Sebor  <msebor@redhat.com>
2114
2115         PR c/78284
2116         * c.opt (-Walloc-zero, -Walloc-size-larger-than): New options.
2117
2118 2016-12-08  Martin Sebor  <msebor@redhat.com>
2119
2120         PR c/78165
2121         * c-pretty-print (pp_c_integer_constant): Avoid formatting type
2122         suffix.
2123
2124 2016-12-07  Martin Sebor  <msebor@redhat.com>
2125
2126         PR c/53562
2127         PR middle-end/77784
2128         PR middle-end/78149
2129         PR middle-end/78138
2130         * c.opt (-Wstringop-overflow): New option.
2131
2132 2016-12-02  Maxim Ostapenko  <m.ostapenko@samsung.com>
2133
2134         * c-attribs.c (asan odr indicator): New attribute.
2135         (handle_asan_odr_indicator_attribute): New function.
2136
2137 2016-11-26  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
2138
2139         * c-common.c (c_common_nodes_and_builtins): Remove initialization of
2140         ptrdiff_type_node;
2141
2142 2016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
2143
2144         * c-common.c (excess_precision_mode_join): New.
2145         (c_ts18661_flt_eval_method): New.
2146         (c_c11_flt_eval_method): Likewise.
2147         (c_flt_eval_method): Likewise.
2148         * c-common.h (excess_precision_mode_join): New.
2149         (c_flt_eval_method): Likewise.
2150         * c-cppbuiltin.c (c_cpp_flt_eval_method_iec_559): New.
2151         (cpp_iec_559_value): Call it.
2152         (c_cpp_builtins): Modify logic for __LIBGCC_*_EXCESS_PRECISION__,
2153         call c_flt_eval_method to set __FLT_EVAL_METHOD__ and
2154         __FLT_EVAL_METHOD_TS_18661_3__.
2155
2156 2016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
2157
2158         * c-opts.c (c_common_post_options): Add logic to handle the default
2159         case for -fpermitted-flt-eval-methods.
2160
2161 2016-11-23  Paolo Bonzini  <bonzini@gnu.org>
2162
2163         * c.opt (Wexpansion-to-defined): New.
2164
2165 2016-11-23  Jakub Jelinek  <jakub@redhat.com>
2166
2167         PR target/78451
2168         * c-pragma.c (handle_pragma_target): Don't replace
2169         current_target_pragma, but chainon the new args to the current one.
2170
2171 2016-11-22  Nathan Sidwell  <nathan@acm.org>
2172
2173         * array-notation-common.c (cilkplus_extract_an_trplets): Fix
2174         indentation and formatting.
2175
2176 2016-11-21  Martin Sebor  <msebor@redhat.com>
2177
2178         * c.opt (-fprintf-return-value): Enable by default.
2179
2180 2016-11-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2181
2182         PR c++/71973
2183         * c.opt (-Wbuiltin-declaration-mismatch): New warning.
2184         * c-common.c (c_common_nodes_and_builtins): Initialize
2185         const_tm_ptr_type_node.
2186
2187 2016-11-16  Marek Polacek  <polacek@redhat.com>
2188
2189         PR c/78285
2190         * c-common.c (c_add_case_label): Turn error_at calls into inform.
2191
2192 2016-11-14  Jakub Jelinek  <jakub@redhat.com>
2193
2194         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_structured_bindings.
2195
2196 2016-11-14  Prasad Ghangal  <prasad.ghangal@gmail.com>
2197             Richard Biener  <rguenther@suse.de>
2198
2199         * c-common.h (c_common_resword): Add RID_GIMPLE, RID_PHI types.
2200         * c-common.h (enum rid): Add RID_GIMPLE, RID_PHI.
2201         * c.opt (fgimple): New option.
2202
2203 2016-11-13  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
2204
2205         PR c/35503
2206         * c-common.h (warn_for_restrict): Declare.
2207         * c-warn.c: Include gcc-rich-location.h.
2208         (warn_for_restrict): New function.
2209         * c-format.c (gcc_tdiag_char_table): Add entry for "Z" specifier.
2210         (gcc_cdiag_char_table): Likewise.
2211         (gcc_cxxdiag_char_table): Likewise.
2212         * c.opt (Wrestrict): New option.
2213
2214 2016-11-13  Eric Botcazou  <ebotcazou@adacore.com>
2215
2216         * c-ada-spec.c (print_ada_declaration): For typedef declarations, look
2217         for nested types only if the type is a record or union and dump SLOC.
2218
2219 2016-11-09  Jason Merrill  <jason@redhat.com>
2220
2221         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_template_auto.
2222
2223 2016-11-09  Jakub Jelinek  <jakub@redhat.com>
2224
2225         * c-ubsan.c (ubsan_instrument_shift): Handle split
2226         -fsanitize=shift-base and -fsanitize=shift-exponent.
2227
2228 2016-11-07  Jason Merrill  <jason@redhat.com>
2229
2230         * c.opt (Wc++1z-compat): New.
2231         * c-cppbuiltin.c (c_cpp_builtins): Add __cpp_noexcept_function_type.
2232
2233 2016-11-07  Martin Liska  <mliska@suse.cz>
2234
2235         * c-warn.c (warn_for_unused_label): Save all labels used
2236         in goto or in &label.
2237
2238 2016-11-03  Jason Merrill  <jason@redhat.com>
2239
2240         * c-cppbuiltin.c (c_cpp_builtins): Correct
2241         __cpp_inheriting_constructors.
2242
2243 2016-11-01  Jason Merrill  <jason@redhat.com>
2244
2245         * c-cppbuiltin.c (c_cpp_builtins): Update
2246         __cpp_inheriting_constructors.
2247
2248         * c.opt (-fnew-inheriting-ctors): New.
2249         * c-opts.c: Default to on for ABI 11+.
2250
2251 2016-10-31  Jakub Jelinek  <jakub@redhat.com>
2252
2253         PR c++/77948
2254         * c.opt (fext-numeric-literals): Add Var and Init.
2255         * c-opts.c (c_common_handle_option): Don't clear
2256         cpp_opts->ext_numeric_literals for -std=c++{11,14,1z}.
2257         (c_common_post_options): Clear it here if not set
2258         explicitly.
2259
2260 2016-10-28  Aldy Hernandez  <aldyh@redhat.com>
2261
2262         PR debug/77773
2263         * c-pretty-print.c (simple_type_specifier): Do not dereference `t'
2264         if NULL.
2265
2266 2016-10-25  Jakub Jelinek  <jakub@redhat.com>
2267
2268         * c-common.h (enum rid): Add RID_BUILTIN_LAUNDER.
2269         * c-common.c (c_common_reswords): Add __builtin_launder.
2270
2271 2016-10-24  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2272
2273         * c-common.c (c_common_truthvalue_conversion): Warn for
2274         multiplications in boolean context.  Fix the quoting of '<<' and '<'
2275         in the shift warning.
2276
2277 2016-10-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2278
2279         * c-common.c (c_common_truthvalue_conversion): Fix the comment.
2280
2281 2016-10-20  Jason Merrill  <jason@redhat.com>
2282
2283         * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_concepts value.
2284
2285 2016-10-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2286
2287         * c-common.c (c_common_truthvalue_conversion): Warn only for signed
2288         integer shift ops in boolean context.
2289
2290 2016-10-18  Aldy Hernandez  <aldyh@redhat.com>
2291
2292         * c.opt (Walloca): New.
2293         (Walloca-larger-than=): New.
2294         (Wvla-larger-than=): New.
2295
2296 2016-10-17  Marek Polacek  <polacek@redhat.com>
2297
2298         * c-warn.c (find_array_ref_with_const_idx_r): Remove parameter names.
2299         Return immediately when finding a match.
2300         (warn_tautological_cmp): Remove a boolean variable that is no longer
2301         needed.
2302
2303 2016-10-17  Marek Polacek  <polacek@redhat.com>
2304
2305         * c-attribs.c: New file.
2306         * c-common.c: Move attributes handling to c-attribs.c.
2307         (get_nonnull_operand): No longer static.
2308         * c-common.h: Move the declarations from c-attribs.c to its own section.
2309
2310 2016-10-14  Jason Merrill  <jason@redhat.com>
2311
2312         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_aggregate_bases
2313         and __cpp_deduction_guides.
2314
2315 2016-10-13  Jason Merrill  <jason@redhat.com>
2316
2317         * c-cppbuiltin.c (c_cpp_builtins): Add __cpp_inline_variables.
2318
2319 2016-10-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>
2320
2321         * c-cppbuiltin.c: Include memmodel.h.
2322         * c-opts.c: Likewise.
2323         * c-pragma.c: Likewise.
2324         * c-warn.c: Likewise.
2325
2326 2016-10-12  Jakub Jelinek  <jakub@redhat.com>
2327
2328         * c.opt (Wextra): Add as C/C++/ObjC/ObjC++ option.
2329         (Wimplicit-fallthrough=): Enable for these languages by -Wextra.
2330         * c-opts.c (sanitize_cpp_opts): Initialize
2331         cpp_opts->cpp_warn_implicit_fallthrough.
2332
2333 2016-10-11  Marek Polacek  <polacek@redhat.com>
2334
2335         * c-common.c (warning_candidate_p): Change the return type to bool
2336         and return true/false instead of 1/0.
2337         (vector_mode_valid_p): Likewise.
2338
2339 2016-10-11  Marek Polacek  <polacek@redhat.com>
2340
2341         * c-common.c (fold_for_warn): No longer static.
2342         (bool_promoted_to_int_p): Likewise.
2343         (c_common_get_narrower): Likewise.
2344         (constant_expression_warning): Move to c-warn.c.
2345         (constant_expression_error): Likewise.
2346         (overflow_warning): Likewise.
2347         (warn_logical_operator): Likewise.
2348         (find_array_ref_with_const_idx_r): Likewise.
2349         (warn_tautological_cmp): Likewise.
2350         (expr_has_boolean_operands_p): Likewise.
2351         (warn_logical_not_parentheses): Likewise.
2352         (warn_if_unused_value): Likewise.
2353         (strict_aliasing_warning): Likewise.
2354         (sizeof_pointer_memaccess_warning): Likewise.
2355         (check_main_parameter_types): Likewise.
2356         (conversion_warning): Likewise.
2357         (warnings_for_convert_and_check): Likewise.
2358         (match_case_to_enum_1): Likewise.
2359         (match_case_to_enum): Likewise.
2360         (c_do_switch_warnings): Likewise.
2361         (warn_for_omitted_condop): Likewise.
2362         (readonly_error): Likewise.
2363         (lvalue_error): Likewise.
2364         (invalid_indirection_error): Likewise.
2365         (warn_array_subscript_with_type_char): Likewise.
2366         (warn_about_parentheses): Likewise.
2367         (warn_for_unused_label): Likewise.
2368         (warn_for_div_by_zero): Likewise.
2369         (warn_for_memset): Likewise.
2370         (warn_for_sign_compare): Likewise.
2371         (do_warn_double_promotion): Likewise.
2372         (do_warn_unused_parameter): Likewise.
2373         (record_locally_defined_typedef): Likewise.
2374         (maybe_record_typedef_use): Likewise.
2375         (maybe_warn_unused_local_typedefs): Likewise.
2376         (maybe_warn_bool_compare): Likewise.
2377         (maybe_warn_shift_overflow): Likewise.
2378         (warn_duplicated_cond_add_or_warn): Likewise.
2379         (diagnose_mismatched_attributes): Likewise.
2380         * c-common.h: Move the declarations from c-warn.c to its own section.
2381         * c-warn.c: New file.
2382
2383 2016-10-08  Jason Merrill  <jason@redhat.com>
2384
2385         * c-common.c (c_common_truthvalue_conversion): Don't distribute
2386         into COND_EXPR in C++.
2387
2388 2016-10-08  Jakub Jelinek  <jakub@redhat.com>
2389
2390         * c-lex.c (c_lex_with_flags) <case CPP_COMMENT>: For CPP_COMMENT
2391         token with PREV_FALLTHROUGH, skip all following CPP_PADDING and
2392         CPP_COMMENT tokens and set add_flags to PREV_FALLTHROUGH afterwards.
2393
2394 2016-10-07  Jakub Jelinek  <jakub@redhat.com>
2395
2396         Implement LWG2296 helper intrinsic
2397         * c-common.h (enum rid): Add RID_ADDRESSOF.
2398         * c-common.c (c_common_reswords): Add __builtin_addressof.
2399
2400 2016-10-07  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2401
2402         PR c++/77700
2403         * c-common.c (c_common_truthvalue_conversion): Warn also for
2404         suspicious enum values in boolean context.
2405
2406 2016-10-06  Jakub Jelinek  <jakub@redhat.com>
2407
2408         Implement P0258R2 - helper for C++17
2409         std::has_unique_object_representations trait
2410         * c-common.h (enum rid): Add RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
2411         * c-common.c (c_common_reswords): Add
2412         __has_unique_object_representations.
2413
2414 2016-10-05  Jakub Jelinek  <jakub@redhat.com>
2415
2416         PR sanitizer/66343
2417         * c-ubsan.c (ubsan_instrument_return): Don't call
2418         initialize_sanitizer_builtins here.
2419
2420 2016-10-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2421
2422         * c-common.c (c_common_truthvalue_conversion): Warn also for suspicious
2423         conditional expression in boolean context when only one arm is
2424         non-boolean.
2425
2426 2016-10-05  Jakub Jelinek  <jakub@redhat.com>
2427
2428         PR sanitizer/77823
2429         * c-ubsan.c (ubsan_instrument_shift): Return NULL_TREE if type0
2430         is not integral.
2431
2432         * c-common.c (c_common_reswords): Update comment for C++11.
2433
2434 2016-10-04  Jason Merrill  <jason@redhat.com>
2435
2436         * c-common.c (make_tree_vector_from_ctor): New.
2437         * c-common.h: Declare it.
2438
2439 2016-10-04  Jakub Jelinek  <jakub@redhat.com>
2440
2441         * c-cppbuiltin.c (c_cpp_builtins): Don't define
2442         __LIBGCC_JCR_SECTION_NAME__.
2443
2444 2016-10-03  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2445
2446         * c-common.c (c_common_truthvalue_conversion): Warn for suspicious
2447         left shift in boolean context.
2448
2449 2016-09-29  Jakub Jelinek  <jakub@redhat.com>
2450
2451         Implement P0001R1 - C++17 removal of register storage class specifier
2452         * c.opt (Wregister): New warning.
2453         * c-opts.c (c_common_post_options): Enable -Wregister by
2454         default for C++17.
2455
2456 2016-09-29  James Greenhalgh  <james.greenhalgh@arm.com>
2457
2458         * c-opts.c (c_common_post_options): Remove special case for
2459         TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard
2460         in C++.
2461
2462 2016-09-27  Jakub Jelinek  <jakub@redhat.com>
2463
2464         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_capture_star_this for
2465         -std=c++1z.
2466
2467         * c-ada-spec.c (print_ada_declaration): Remove break after return.
2468
2469 2016-09-26  Thomas Preud'homme  <thomas.preudhomme@arm.com>
2470
2471         * c-common.c: Include memmodel.h.
2472
2473 2016-09-26  Marek Polacek  <polacek@redhat.com>
2474
2475         * c-lex.c (c_common_has_attribute): Handle attribute fallthrough.
2476
2477 2016-09-26  Marek Polacek  <polacek@redhat.com>
2478
2479         PR c/7652
2480         * c-common.c (c_common_attribute_table): Add fallthrough attribute.
2481         (handle_fallthrough_attribute): New function.
2482         (attribute_fallthrough_p): New function.
2483         * c-common.h (attribute_fallthrough_p): Declare.
2484
2485 2016-09-24  Marek Polacek  <polacek@redhat.com>
2486
2487         PR c/77490
2488         * c.opt (Wbool-operation): New.
2489
2490 2016-09-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2491
2492         * c-common.c (c_common_truthvalue_conversion): Inhibit
2493         Wint-in-bool-context warning with from_macro_definition_at.
2494         Mention the expression will always evaluate to true.
2495
2496 2016-09-21  Martin Sebor  <msebor@redhat.com>
2497
2498         PR bootstrap/77676
2499         * c.opt (fprintf-return-value): Temporarily initialize to zero
2500         to unblock bootstrap failures.
2501
2502 2016-09-21  Jakub Jelinek  <jakub@redhat.com>
2503
2504         PR c++/77651
2505         * c.opt (Waligned-new=): Add RejectNegative.
2506         (faligned-new=): Likewise.  Spelling fix - change
2507         aligned_new_threshhold to aligned_new_threshold.
2508         * c-cppbuiltin.c (c_cpp_builtins): Change aligned_new_threshhold
2509         to aligned_new_threshold.
2510
2511 2016-09-20  Martin Sebor  <msebor@redhat.com>
2512
2513         PR middle-end/49905
2514         * c.opt: Add -Wformat-length and -fprintf-return-value.
2515
2516 2016-09-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2517
2518         PR c++/77434
2519         * c.opt (Wint-in-bool-context): New warning.
2520         * c-common.c (c_common_truthvalue_conversion): Warn on integer
2521         constants in boolean context.
2522
2523 2016-09-19  Joseph Myers  <joseph@codesourcery.com>
2524
2525         * c-common.c (max_align_t_align): Also consider alignment of
2526         float128_type_node.
2527
2528 2016-09-15  Jason Merrill  <jason@redhat.com>
2529
2530         * c-common.c (check_cxx_fundamental_alignment_constraints): Check
2531         DECL_EXTERNAL.
2532
2533 2016-09-14  Jason Merrill  <jason@redhat.com>
2534
2535         * c-common.c (check_cxx_fundamental_alignment_constraints): Don't
2536         limit FIELD_DECL, either.
2537
2538 2016-09-14  Marek Polacek  <polacek@redhat.com>
2539
2540         * c-common.c (c_common_truthvalue_conversion): Use false instead of 0.
2541         * c-common.h (build_unary_op): Change nonconvert parameter type to bool.
2542         * c-omp.c (c_finish_omp_atomic): Use false instead of 0.
2543
2544 2016-09-13  David Malcolm  <dmalcolm@redhat.com>
2545
2546         * c-common.c (warn_logical_not_parentheses): Replace
2547         rich_location::add_fixit_insert calls with add_fixit_insert_before
2548         and add_fixit_insert_after, eliminating the "next_loc" calculation.
2549
2550 2016-09-13  Jason Merrill  <jason@redhat.com>
2551             Tom de Vries  <tom@codesourcery.com>
2552
2553         PR c++/77427
2554         * c-common.c (set_underlying_type): Don't treat array as builtin type.
2555
2556 2016-09-13  Jason Merrill  <jason@redhat.com>
2557
2558         * c-common.c (check_cxx_fundamental_alignment_constraints): Don't
2559         limit types at all.
2560
2561 2016-09-12  Jason Merrill  <jason@redhat.com>
2562
2563         * c-common.c (check_cxx_fundamental_alignment_constraints): Fix
2564         bit/byte confusion, allow large alignment for types.
2565
2566 2016-09-12  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2567
2568         PR c++/77496
2569         * c-common.c (warn_for_omitted_condop): Also warn for boolean data.
2570
2571 2016-09-12  David Malcolm  <dmalcolm@redhat.com>
2572
2573         PR c/72858
2574         * c-format.c (argument_parser::check_argument_type): Add params
2575         "type_start" and "conversion_char".  Use the former to generate
2576         offset_to_type_start and pass it and conversion_char to
2577         check_format_types.
2578         (check_format_info_main): Capture the start of the type
2579         information as "type_start", and pass it an format_char
2580         to arg_parser.check_argument_type.
2581         (check_format_types): Provide an example in the leading comment.
2582         Add params "offset_to_type_start" and "conversion_char"; pass
2583         them to format_type_warning calls.
2584         (test_get_modifier_for_format_len): Likewise.
2585         (matching_type_p): New function.
2586         (get_format_for_type): Add param "conversion_char" and move
2587         implementation into...
2588         (get_format_for_type_1): ...new function, called twice.
2589         Use new function matching_type_p rather than checking for
2590         TYPE_CANONICAL equality.
2591         (get_corrected_substring): New function.
2592         (format_type_warning): Provide an example in the leading comment.
2593         Add params "offset_to_type_start" and "conversion_char".  Replace
2594         call to get_format_for_type with call to get_corrected_substring
2595         and move rejection of hints for widths/precisions there.
2596         (assert_format_for_type_streq): Add param "conversion_char".
2597         (ASSERT_FORMAT_FOR_TYPE_STREQ): Add param CONVERSION_CHAR.
2598         (test_get_format_for_type_printf): Add conversion chars to the
2599         tests, adding coverage for various combinations of integer
2600         vs double conversions, and for preserving octal and hexadecimal
2601         conversions.
2602         (test_get_format_for_type_scanf): Add conversion chars to the
2603         tests.
2604
2605 2016-09-10  Tom de Vries  <tom@codesourcery.com>
2606
2607         PR C/71602
2608         * c-common.c (build_va_arg): Handle more strict
2609         targetm.canonical_va_list_type.  Replace first argument type error with
2610         assert.
2611
2612 2016-09-09  Martin Sebor  <msebor@redhat.com>
2613
2614         PR c/77520
2615         PR c/77521
2616         * c-format.c (argument_parser::find_format_char_info): Use %qc
2617         format directive unconditionally.
2618
2619 2016-09-09  Jason Merrill  <jason@redhat.com>
2620
2621         Implement C++17 new of over-aligned types.
2622         * c.opt: Add -faligned-new and -Waligned-new.
2623         * c-common.c (max_align_t_align): Split out from...
2624         (cxx_fundamental_alignment_p): ...here.
2625         * c-common.h: Declare it.
2626         * c-cppbuiltin.c (c_cpp_builtins): Handle aligned new.
2627
2628 2016-09-09  Joseph Myers  <joseph@codesourcery.com>
2629
2630         * c-cppbuiltin.c (builtin_define_type_width): New function.
2631         (builtin_define_stdint_macros, c_cpp_builtins): Define type width
2632         macros.
2633
2634 2016-09-07  David Malcolm  <dmalcolm@redhat.com>
2635
2636         * c-common.c (get_cpp_ttype_from_string_type): Handle being passed
2637         a POINTER_TYPE.
2638         (substring_loc::get_location): Move to substring-locations.c,
2639         keeping implementation as...
2640         (c_get_substring_location): New function, from the above, reworked
2641         to use accessors rather than member lookup.
2642         * c-common.h (class substring_loc): Move to substring-locations.h,
2643         replacing with a forward decl.
2644         (c_get_substring_location): New decl.
2645         * c-format.c: Include "substring-locations.h".
2646         (format_warning_va): Move to substring-locations.c.
2647         (format_warning_at_substring): Likewise.
2648
2649 2016-09-06 Martin Sebor  <msebor@redhat.com>
2650
2651         PR c/77336
2652         * c-format.c (check_function_format): Avoid issuing warnings for
2653         functions unless they call format functions with non-constant
2654         format strings.
2655
2656 2016-09-06  Richard Biener  <rguenther@suse.de>
2657
2658         PR c/77450
2659         * c-common.c (c_common_mark_addressable_vec): Handle
2660         COMPOUND_LITERAL_EXPR.
2661
2662 2016-09-05  Marek Polacek  <polacek@redhat.com>
2663
2664         PR c/77423
2665         * c-common.c (bool_promoted_to_int_p): New function.
2666         (expr_has_boolean_operands_p): New function.
2667         (warn_logical_not_parentheses): Return if expr_has_boolean_operands_p.
2668         (maybe_warn_bool_compare): Use bool_promoted_to_int_p.
2669
2670 2016-09-04  Tom de Vries  <tom@codesourcery.com>
2671
2672         revert:
2673         2016-08-29  Tom de Vries  <tom@codesourcery.com>
2674
2675         * c-common.c (build_va_arg): Replace first argument type error
2676         with assert.
2677
2678 2016-09-02  Jakub Jelinek  <jakub@redhat.com>
2679
2680         PR c/65467
2681         * c-omp.c (c_finish_omp_atomic): Reject _Atomic qualified expressions.
2682         (c_finish_omp_for): Reject _Atomic qualified iterators.
2683
2684 2016-09-01  Martin Sebor  <msebor@redhat.com>
2685
2686         * c-ada-spec.c (dump_ada_function_declaration): Increase buffer
2687         size to guarantee it fits the output of the formatted function
2688         regardless of its arguments.
2689
2690 2016-09-01  Marek Polacek  <polacek@redhat.com>
2691
2692         PR c/7652
2693         * c-common.c (resolve_overloaded_builtin): Fix formatting.  Add
2694         FALLTHRU comments.
2695
2696 2016-08-29  Marek Polacek  <polacek@redhat.com>
2697
2698         PR c/77292
2699         * c-common.c (warn_logical_not_parentheses): Don't warn for
2700         a comparison or a logical operator.
2701
2702 2016-08-29  Tom de Vries  <tom@codesourcery.com>
2703
2704         * c-common.c (build_va_arg): Fix type comparison assert.
2705
2706 2016-08-29  Tom de Vries  <tom@codesourcery.com>
2707
2708         * c-common.c (build_va_arg): Replace first argument type error
2709         with assert.
2710
2711 2016-08-29  Tom de Vries  <tom@codesourcery.com>
2712
2713         PR c/77398
2714         * c-common.c (build_va_arg): Add first argument error.  Build va_arg
2715         with error_mark_node as va_list instead of with illegal va_list.
2716
2717 2016-08-25  Marek Polacek  <polacek@redhat.com>
2718             David Malcolm  <dmalcolm@redhat.com>
2719
2720         * c-common.c (warn_logical_not_parentheses): Print fixit hints.
2721         * c-common.h (warn_logical_not_parentheses): Update declaration.
2722
2723 2016-08-22  Marek Polacek  <polacek@redhat.com>
2724
2725         PR c++/77321
2726         * c-common.c (warn_for_memset): Check type for null.
2727
2728 2016-08-22  Joseph Myers  <joseph@codesourcery.com>
2729
2730         * c-cppbuiltin.c (c_cpp_builtins): Check _FloatN and
2731         _FloatNx types for suffixes for built-in functions.
2732
2733 2016-08-19  Joseph Myers  <joseph@codesourcery.com>
2734
2735         PR c/32187
2736         * c-common.h (RID_FLOAT16, RID_FLOATN_NX_FIRST, RID_FLOAT32)
2737         (RID_FLOAT64, RID_FLOAT128, RID_FLOAT32X, RID_FLOAT64X)
2738         (RID_FLOAT128X): New enum rid values.
2739         (CASE_RID_FLOATN_NX): New macro.
2740         * c-common.c (c_common_reswords): Add _FloatN and _FloatNx
2741         keywords.
2742         (c_common_type_for_mode): Check for _FloatN and _FloatNx and
2743         corresponding complex types.
2744         (c_common_nodes_and_builtins): For non-C++, register _FloatN and
2745         _FloatNx and corresponding complex types.
2746         (keyword_begins_type_specifier): Use CASE_RID_FLOATN_NX.
2747         * c-cppbuiltin.c (builtin_define_float_constants): Check _FloatN
2748         and _FloatNx types for the widest type for determining
2749         DECIMAL_DIG.  Define __LDBL_DECIMAL_DIG__ as well as
2750         __DECIMAL_DIG__ for long double.  Handle FMA_SUFFIX being NULL.
2751         (c_cpp_builtins): Call builtin_define_float_constants for _FloatN
2752         and _FloatNx types.
2753         * c-lex.c (interpret_float): Handle _FloatN and _FloatNx
2754         constants.
2755         * c-pretty-print.c (pp_c_floating_constant): Handle _FloatN and
2756         _FloatNx types.
2757
2758 2016-08-18  David Malcolm  <dmalcolm@redhat.com>
2759
2760         * c-opts.c (c_diagnostic_finalizer): Update for change to
2761         diagnostic_show_locus.
2762
2763 2016-08-18  David Malcolm  <dmalcolm@redhat.com>
2764
2765         * c-common.c: Include "spellcheck.h".
2766         (cb_get_suggestion): New function.
2767         * c-common.h (cb_get_suggestion): New decl.
2768         * c-lex.c (init_c_lex): Initialize cb->get_suggestion to
2769         cb_get_suggestion.
2770
2771 2016-08-18  Marek Polacek  <polacek@redhat.com>
2772
2773         PR c/71514
2774         * c-common.c (get_atomic_generic_size): Disallow pointer-to-function
2775         and pointer-to-VLA.
2776
2777 2016-08-16  David Malcolm  <dmalcolm@redhat.com>
2778
2779         PR c/72857
2780         * c-common.c (substring_loc::get_range): Rename to...
2781         (substring_loc::get_location): ...this, converting param from a
2782         source_range * to a location_t *.  Call
2783         get_source_location_for_substring rather than
2784         get_source_range_for_substring, and pass in m_caret_idx.
2785         * c-common.h (substring_loc::substring_loc): Add param "caret_idx".
2786         (substring_loc::get_range): Replace with...
2787         (substring_loc::get_location): ...this.
2788         (substring_loc::set_caret_index): New method.
2789         (substring_loc): Add field m_caret_idx.
2790         * c-format.c (format_warning_va): Update for above changes.
2791         Rename local "substring_loc" to "fmt_substring_loc" to avoid
2792         clashing with type name.
2793         (format_warning_at_char): Add caret_idx param to substring_loc ctor.
2794         (check_argument_type): Likewise.
2795         (format_type_warning): Rename param "fmt_loc" to "whole_fmt_loc"
2796         Use a copy when emitting warnings, setting the caret index from TYPE.
2797
2798 2016-08-16  Eric Botcazou  <ebotcazou@adacore.com>
2799             Arnaud Charlet  <charlet@adacore.com>
2800
2801         * c-ada-spec.c (dump_number): New function.
2802         (handle_escape_character): Likewise.
2803         (print_ada_macros): Add handling of constant integers and strings.
2804
2805 2016-08-12  Marek Polacek  <polacek@redhat.com>
2806
2807         PR c/7652
2808         * c-common.c (scalar_to_vector): Adjust fall through comment.
2809         * c-opts.c (c_common_handle_option): Likewise.
2810         * c-pragma.c (handle_pragma_pack): Add FALLTHRU.
2811         * c-pretty-print.c (c_pretty_printer::postfix_expression): Adjust
2812         fall through comment.
2813         * cilk.c (extract_free_variables): Add FALLTHRU.
2814
2815 2016-08-10  Jason Merrill  <jason@redhat.com>
2816
2817         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_if_constexpr.
2818
2819 2016-08-09  Jason Merrill  <jason@redhat.com>
2820
2821         * c-common.c (c_common_attribute_table): vector_size affects type
2822         identity.
2823
2824 2016-08-09  Marek Polacek  <polacek@redhat.com>
2825
2826         PR c/7652
2827         * c-ada-spec.c (dump_generic_ada_node): Add return.
2828
2829 2016-08-09  Jason Merrill  <jason@redhat.com>
2830
2831         * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_constexpr for
2832         C++17 constexpr lambdas.
2833
2834 2016-08-08  David Malcolm  <dmalcolm@redhat.com>
2835
2836         PR c/64955
2837         * c-common.h (selftest::c_format_c_tests): New declaration.
2838         (selftest::run_c_tests): New declaration.
2839         * c-format.c: Include "selftest.h.
2840         (format_warning_va): Add param "corrected_substring" and use
2841         it to add a replacement fix-it hint.
2842         (format_warning_at_substring): Likewise.
2843         (format_warning_at_char): Update for new param of
2844         format_warning_va.
2845         (argument_parser::check_argument_type): Pass "fki" to
2846         check_format_types.
2847         (check_format_types): Add param "fki" and pass it to
2848         format_type_warning.
2849         (deref_n_times): New function.
2850         (get_modifier_for_format_len): New function.
2851         (selftest::test_get_modifier_for_format_len): New function.
2852         (get_format_for_type): New function.
2853         (format_type_warning): Add param "fki" and use it to attempt
2854         to provide hints for argument types when calling
2855         format_warning_at_substring.
2856         (selftest::get_info): New function.
2857         (selftest::assert_format_for_type_streq): New function.
2858         (ASSERT_FORMAT_FOR_TYPE_STREQ): New macro.
2859         (selftest::test_get_format_for_type_printf): New function.
2860         (selftest::test_get_format_for_type_scanf): New function.
2861         (selftest::c_format_c_tests): New function.
2862
2863 2016-08-08  David Malcolm  <dmalcolm@redhat.com>
2864
2865         PR c/52952
2866         * c-format.c: Include "diagnostic.h".
2867         (location_column_from_byte_offset): Delete.
2868         (location_from_offset): Delete.
2869         (format_warning_va): New function.
2870         (format_warning_at_substring): New function.
2871         (format_warning_at_char): New function.
2872         (check_format_arg): Capture location of format_tree and pass to
2873         check_format_info_main.
2874         (argument_parser): Add fields "start_of_this_format" and
2875         "format_string_cst".
2876         (flag_chars_t::validate): Add param "format_string_cst".  Convert
2877         warning_at call using location_from_offset to call to
2878         format_warning_at_char.
2879         (argument_parser::argument_parser): Add param "format_string_cst_"
2880         and use use it to initialize field "format_string_cst".
2881         Initialize new field "start_of_this_format".
2882         (argument_parser::read_format_flags): Convert warning_at call
2883         using location_from_offset to a call to format_warning_at_char.
2884         (argument_parser::read_any_format_left_precision): Likewise.
2885         (argument_parser::read_any_format_precision): Likewise.
2886         (argument_parser::read_any_other_modifier): Likewise.
2887         (argument_parser::find_format_char_info): Likewise, in three places.
2888         (argument_parser::parse_any_scan_set): Likewise, in one place.
2889         (argument_parser::handle_conversions): Likewise, in two places.
2890         (argument_parser::check_argument_type): Add param "fmt_param_loc"
2891         and use it to make a substring_loc.  Pass the latter to
2892         check_format_types.
2893         (check_format_info_main): Add params "fmt_param_loc" and
2894         "format_string_cst".  Convert warning_at calls using
2895         location_from_offset to calls to format_warning_at_char.  Pass the
2896         new params to the arg_parser ctor.  Pass "format_string_cst" to
2897         flag_chars.validate.  Pass "fmt_param_loc" to
2898         arg_parser.check_argument_type.
2899         (check_format_types): Convert first param from a location_t
2900         to a const substring_loc & and rename to "fmt_loc".  Attempt
2901         to extract the range of the relevant parameter and pass it
2902         to format_type_warning.
2903         (format_type_warning): Convert first param from a location_t
2904         to a const substring_loc & and rename to "fmt_loc".  Add
2905         params "param_range" and "type".  Replace calls to warning_at
2906         with calls to format_warning_at_substring.
2907
2908 2016-08-08  David Malcolm  <dmalcolm@redhat.com>
2909
2910         * c-format.c (class flag_chars_t): New class.
2911         (struct length_modifier): New struct.
2912         (class argument_parser): New class.
2913         (flag_chars_t::flag_chars_t): New ctor.
2914         (flag_chars_t::has_char_p): New method.
2915         (flag_chars_t::add_char): New method.
2916         (flag_chars_t::validate): New method.
2917         (flag_chars_t::get_alloc_flag): New method.
2918         (flag_chars_t::assignment_suppression_p): New method.
2919         (argument_parser::argument_parser): New ctor.
2920         (argument_parser::read_any_dollar): New method.
2921         (argument_parser::read_format_flags): New method.
2922         (argument_parser::read_any_format_width): New method.
2923         (argument_parser::read_any_format_left_precision): New method.
2924         (argument_parser::read_any_format_precision): New method.
2925         (argument_parser::handle_alloc_chars): New method.
2926         (argument_parser::read_any_length_modifier): New method.
2927         (argument_parser::read_any_other_modifier): New method.
2928         (argument_parser::find_format_char_info): New method.
2929         (argument_parser::validate_flag_pairs): New method.
2930         (argument_parser::give_y2k_warnings): New method.
2931         (argument_parser::parse_any_scan_set): New method.
2932         (argument_parser::handle_conversions): New method.
2933         (argument_parser::check_argument_type): New method.
2934         (check_format_info_main): Introduce classes argument_parser
2935         and flag_chars_t, moving the code within the loop into methods
2936         of these classes.  Make various locals "const".
2937
2938 2016-08-05  David Malcolm  <dmalcolm@redhat.com>
2939
2940         * c-common.c: Include "substring-locations.h".
2941         (get_cpp_ttype_from_string_type): New function.
2942         (g_string_concat_db): New global.
2943         (substring_loc::get_range): New method.
2944         * c-common.h (g_string_concat_db): New declaration.
2945         (class substring_loc): New class.
2946         * c-lex.c (lex_string): When concatenating strings, capture the
2947         locations of all tokens using a new obstack, and record the
2948         concatenation locations within g_string_concat_db.
2949         * c-opts.c (c_common_init_options): Construct g_string_concat_db
2950         on the ggc-heap.
2951
2952 2016-07-29  Marek Polacek  <polacek@redhat.com>
2953
2954         PR c/71926
2955         * c-common.c (c_common_truthvalue_conversion): Use LOCATION for the
2956         parentheses warning.
2957
2958         PR c/71574
2959         * c-common.c (handle_alloc_align_attribute): Also check FUNCTION_DECL.
2960
2961 2016-07-28  Martin Liska  <mliska@suse.cz>
2962
2963         PR gcov-profile/68025
2964         * c-common.c (handle_no_profile_instrument_function_attribute):
2965
2966 2016-07-27  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2967
2968         * c-common.c (check_user_alignment): Use LOG2_BITS_PER_UNIT instead of
2969         BITS_PER_UNIT_LOG.
2970
2971 2016-07-25  Jason Merrill  <jason@redhat.com>
2972
2973         PR c++/65970
2974         * c.opt (fconstexpr-loop-limit): New.
2975
2976 2016-07-22  Martin Sebor  <msebor@redhat.com>
2977
2978         PR c++/71675
2979         * c-common.c (resolve_overloaded_builtin): Avoid converting
2980         __atomic_compare_exchange_n return type to that of what its
2981         first argument points to.
2982
2983 2016-07-22  Uros Bizjak  <ubizjak@gmail.com>
2984
2985         * c-common.c: Use HOST_WIDE_INT_M1U instead of
2986         ~(unsigned HOST_WIDE_INT) 0.
2987
2988 2016-07-22  Martin Liska  <mliska@suse.cz>
2989
2990         PR gcov-profile/69028
2991         PR gcov-profile/62047
2992         * cilk.c (create_cilk_helper_decl): Set location of a new decl
2993         to the current_function_decl.
2994
2995 2016-07-21  Jason Merrill  <jason@redhat.com>
2996
2997         PR c++/65168
2998         * c-common.c (c_common_truthvalue_conversion): Check
2999         c_inhibit_evaluation_warnings for warning about address of
3000         reference.
3001
3002 2016-07-20  David Malcolm  <dmalcolm@redhat.com>
3003
3004         * c-common.h (lookup_name_fuzzy): Convert return type from tree to
3005         const char *.
3006
3007 2016-07-15  Jason Merrill  <jason@redhat.com>
3008
3009         * c-opts.c (c_common_post_options): Update -fabi-version default to 11.
3010
3011 2016-07-15  Jakub Jelinek  <jakub@redhat.com>
3012
3013         PR c/71858
3014         * c-common.h (enum lookup_name_fuzzy_kind): Add
3015         FUZZY_LOOKUP_FUNCTION_NAME.
3016
3017 2016-07-08  Jason Merrill  <jason@redhat.com>
3018
3019         P0145: Refining Expression Order for C++.
3020         * c.opts (-fargs-in-order): Rename to -fstrong-eval-order.
3021         * c-opts.c: Adjust.
3022
3023 2016-07-05  Markus Trippelsdorf  <markus@trippelsdorf.de>
3024
3025         PR c++/71214
3026         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_rvalue_references.
3027
3028 2016-06-29  Thomas Schwinge  <thomas@codesourcery.com>
3029
3030         * c-pragma.h (enum pragma_kind): Rename
3031         PRAGMA_OMP_DECLARE_REDUCTION to PRAGMA_OMP_DECLARE.  Adjust all
3032         users.
3033
3034 2016-06-29  Richard Biener  <rguenther@suse.de>
3035
3036         PR middle-end/71002
3037         * c-common.c (c_common_get_alias_set): Remove union type punning case.
3038
3039 2016-06-24  Jason Merrill  <jason@redhat.com>
3040
3041         P0145R2: Refining Expression Order for C++.
3042         * c-common.c (verify_tree) [COMPOUND_EXPR]: Fix handling on LHS of
3043         MODIFY_EXPR.
3044
3045 2016-06-24  Jakub Jelinek  <jakub@redhat.com>
3046
3047         * c-common.c (check_builtin_function_arguments): Require last
3048         argument of BUILT_IN_*_OVERFLOW_P to have INTEGER_TYPE type.
3049         Adjust wording of diagnostics for BUILT_IN_*_OVERLFLOW
3050         if the last argument is pointer to enumerated or boolean type.
3051
3052 2016-06-22  David Malcolm  <dmalcolm@redhat.com>
3053
3054         PR c/70339
3055         * c-common.h (enum lookup_name_fuzzy_kind): New enum.
3056         (lookup_name_fuzzy): New prototype.
3057
3058 2016-06-21  John David Anglin  <danglin@gcc.gnu.org>
3059
3060         * c-common.c (get_source_date_epoch): Use int64_t instead of long long.
3061
3062 2016-06-14  Jason Merrill  <jason@redhat.com>
3063
3064         P0145R2: Refining Expression Order for C++.
3065         * c.opt (fargs-in-order): New.
3066         * c-opts.c (c_common_post_options): Adjust flag_args_in_order.
3067
3068 2016-06-13  Jakub Jelinek  <jakub@redhat.com>
3069
3070         PR sanitizer/71498
3071         * c-gimplify.c (ubsan_walk_array_refs_r): Set *walk_subtrees = 0 on
3072         all BIND_EXPRs, and on all BIND_EXPRs recurse also on BIND_EXPR_BODY.
3073
3074         PR preprocessor/71183
3075         * c-ppoutput.c (init_pp_output): Set cb->get_source_date_epoch
3076         to cb_get_source_date_epoch.
3077
3078 2016-06-10  Jakub Jelinek  <jakub@redhat.com>
3079
3080         PR c/68657
3081         * c.opt (Wpsabi): Add Warning flag.
3082
3083 2016-06-10  Martin Sebor  <msebor@redhat.com>
3084
3085         PR c/71392
3086         * c-common.c (handle_nonnull_attribute): Accept
3087         the nonnull attribute in type-generic builtins.
3088
3089 2016-06-09  Martin Sebor  <msebor@redhat.com>
3090
3091         PR c/70883
3092         * c-common.c (builtin_function_validate_nargs): Make text of error
3093         message consistent with others like it.
3094
3095 2016-06-08  Martin Sebor  <msebor@redhat.com>
3096             Jakub Jelinek  <jakub@redhat.com>
3097
3098         PR c++/70507
3099         PR c/68120
3100         * c-common.c (check_builtin_function_arguments): Handle
3101         BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3102
3103 2016-06-08  Richard Biener  <rguenther@suse.de>
3104
3105         * c-common.c (parse_optimize_options): Improve diagnostic messages.
3106
3107 2016-06-07  Richard Biener  <rguenther@suse.de>
3108
3109         PR c/61564
3110         * c-common.c (parse_optimize_options): Only apply CL_OPTIMIZATION
3111         options and warn about others.
3112
3113 2016-06-01  Eduard Sanou  <dhole@openmailbox.org>
3114
3115         * c-common.c (get_source_date_epoch): Rename to
3116         cb_get_source_date_epoch.
3117         * c-common.c (cb_get_source_date_epoch): Use a single generic erorr
3118         message when the parsing fails.  Use error_at instead of fatal_error.
3119         * c-common.h (get_source_date_epoch): Rename to
3120         cb_get_source_date_epoch.
3121         * c-common.h (cb_get_source_date_epoch): Prototype.
3122         * c-common.h (MAX_SOURCE_DATE_EPOCH): Define.
3123         * c-common.h (c_omp_region_type): Remove trailing comma.
3124         * c-lex.c (init_c_lex): Set cb->get_source_date_epoch callback.
3125         * c-lex.c (c_lex_with_flags): Remove initialization of
3126         pfile->source_date_epoch.
3127
3128 2016-05-30  Jakub Jelinek  <jakub@redhat.com>
3129
3130         PR c++/71349
3131         * c-omp.c (c_omp_split_clauses): Put OMP_CLAUSE_DEPEND to
3132         C_OMP_CLAUSE_SPLIT_TARGET.  Put OMP_CLAUSE_NOWAIT to
3133         C_OMP_CLAUSE_SPLIT_TARGET if combined with target construct,
3134         instead of C_OMP_CLAUSE_SPLIT_FOR.
3135
3136 2016-05-24  Richard Biener  <rguenther@suse.de>
3137
3138         PR middle-end/70434
3139         PR c/69504
3140         * c-common.h (convert_vector_to_pointer_for_subscript): Rename to ...
3141         (convert_vector_to_array_for_subscript): ... this.
3142         * c-common.c (convert_vector_to_pointer_for_subscript): Use a
3143         VIEW_CONVERT_EXPR to an array type.  Rename to ...
3144         (convert_vector_to_array_for_subscript): ... this.
3145
3146 2016-05-12  Marek Polacek  <polacek@redhat.com>
3147
3148         PR c/70756
3149         * c-common.c (pointer_int_sum): Call size_in_bytes_loc instead of
3150         size_in_bytes and pass LOC to it.
3151
3152 2016-05-11  Mikhail Maltsev  <maltsevm@gmail.com>
3153
3154         PR c/43651
3155         * c.opt (Wduplicate-decl-specifier): New option.
3156
3157 2016-05-11  Marek Polacek  <polacek@redhat.com>
3158
3159         PR c++/71024
3160         * c-common.c (diagnose_mismatched_attributes): New function.
3161         * c-common.h (diagnose_mismatched_attributes): Declare.
3162
3163 2016-05-04  Marek Polacek  <polacek@redhat.com>
3164
3165         * c.opt (Wdangling-else): New option.
3166
3167 2016-05-03  Marek Polacek  <polacek@redhat.com>
3168
3169         PR c/70859
3170         * c-common.c (builtin_function_validate_nargs): Add location
3171         parameter.  Use it.
3172         (check_builtin_function_arguments): Add location and arguments
3173         parameters.  Use them.
3174         * c-common.h (check_builtin_function_arguments): Update declaration.
3175
3176 2016-05-03  Richard Biener  <rguenther@suse.de>
3177
3178         * cilk.c (cilk_gimplify_call_params_in_spawned_fn): Do not
3179         allow call args to gimplify to SSA names.
3180
3181 2016-05-03  Marek Polacek  <polacek@redhat.com>
3182
3183         * c-common.h (enum c_omp_region_type): Remove stray comma.
3184
3185 2016-05-02  Cesar Philippidis  <cesar@codesourcery.com>
3186
3187         * c-common.h (enum c_omp_region_type): Define.
3188
3189 2016-05-02  Richard Sandiford  <richard.sandiford@arm.com>
3190
3191         * c-common.c (shorten_compare): Use wi::to_wide.
3192
3193 2016-04-29  Cesar Philippidis  <cesar@codesourcery.com>
3194
3195         PR middle-end/70626
3196         * c-common.h (c_oacc_split_loop_clauses): Add boolean argument.
3197         * c-omp.c (c_oacc_split_loop_clauses): Use it to duplicate
3198         reduction clauses in acc parallel loops.
3199
3200 2016-04-29  Marek Polacek  <polacek@redhat.com>
3201
3202         PR c/70852
3203         * c-common.c (warn_for_memset): Check domain before accessing it.
3204
3205 2016-04-29  Dominik Vogt  <vogt@linux.vnet.ibm.com>
3206
3207         PR/69089
3208         * c-common.c (handle_aligned_attribute): Allow 0 as an argument to the
3209         "aligned" attribute.
3210
3211 2016-04-28  Jason Merrill  <jason@redhat.com>
3212
3213         * c-lex.c (c_common_has_attribute): Handle nodiscard.
3214
3215 2016-04-28  Eduard Sanou  <dhole@openmailbox.org>
3216             Matthias Klose  <doko@debian.org>
3217
3218         * c-common.c (get_source_date_epoch): New function, gets the environment
3219         variable SOURCE_DATE_EPOCH and parses it as long long with error
3220         handling.
3221         * c-common.h (get_source_date_epoch): Prototype.
3222         * c-lex.c (c_lex_with_flags): set parse_in->source_date_epoch.
3223
3224 2015-04-27  Ryan Burn  <contact@rnburn.com>
3225
3226         PR c++/69024
3227         PR c++/68997
3228         * cilk.c (cilk_ignorable_spawn_rhs_op): Change to external linkage.
3229         (cilk_recognize_spawn): Renamed from recognize_spawn and change to
3230         external linkage.
3231         (cilk_detect_and_unwrap): Corresponding changes.
3232         (extract_free_variables): Don't extract free variables from
3233         AGGR_INIT_EXPR slot.
3234         * c-common.h (cilk_ignorable_spawn_rhs_op): Prototype.
3235         (cilk_recognize_spawn): Likewise.
3236
3237 2016-04-27  Bernd Schmidt  <bschmidt@redhat.com>
3238
3239         * c.opt (Wmemset-elt-size): New option.
3240         * c-common.c (warn_for_memset): New function.
3241         * c-common.h (warn_for_memset): Declare.
3242
3243 2016-04-25  Jason Merrill  <jason@redhat.com>
3244
3245         * c-common.c (handle_unused_attribute): Accept CONST_DECL.
3246         No longer static.
3247         * c-common.h: Declare it.
3248         * c-lex.c (c_common_has_attribute): Add maybe_unused.
3249
3250 2016-04-22  Jason Merrill  <jason@redhat.com>
3251
3252         * c-cppbuiltin.c (c_cpp_builtins): Fix __cpp_range_based_for.
3253
3254 2016-04-20  Ilya Verbin  <ilya.verbin@intel.com>
3255
3256         PR c++/69363
3257         * c-cilkplus.c (c_finish_cilk_clauses): Remove function.
3258         * c-common.h (c_finish_cilk_clauses): Remove declaration.
3259
3260 2016-04-18  Michael Matz  <matz@suse.de>
3261
3262         * c-common.c (handle_aligned_attribute): Use SET_TYPE_ALIGN
3263         and SET_DECL_ALIGN.
3264
3265 2016-04-17  Eric Botcazou  <ebotcazou@adacore.com>
3266
3267         * c-ada-spec.c (get_underlying_decl): Return the typedef, if any.
3268         (dump_generic_ada_node) <POINTER_TYPE>: Clean up handling of access
3269         to incomplete types.
3270         (dump_nested_type): Remove redundant tests and tidy up.
3271         (print_ada_declaration): Also set TREE_VISITED on the declaration of
3272         a type which is the typedef of an original type.
3273
3274 2016-04-15  Marek Polacek  <polacek@redhat.com>
3275
3276         PR c/70651
3277         * c-common.c (build_va_arg): Change two asserts into errors and return
3278         error_mark_node.
3279
3280 2016-04-13  Marek Polacek  <polacek@redhat.com>
3281
3282         PR c++/70639
3283         * c-indentation.c (should_warn_for_misleading_indentation): Bail out
3284         for switch statements, too.
3285
3286 2016-03-28  Jason Merrill  <jason@redhat.com>
3287
3288         * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_range_based_for.
3289
3290 2016-03-23  Marek Polacek  <polacek@redhat.com>
3291
3292         PR c++/69884
3293         * c.opt (Wignored-attributes): New option.
3294
3295 2016-03-22  David Malcolm  <dmalcolm@redhat.com>
3296
3297         PR c/69993
3298         * c-indentation.c (warn_for_misleading_indentation): Rewrite the
3299         diagnostic text, reversing the order of the warning and note so
3300         that they appear in source order.
3301
3302 2016-03-17  Marek Polacek  <polacek@redhat.com>
3303
3304         PR c/69407
3305         * c-common.c (resolve_overloaded_builtin): Set TREE_USED for the fetch
3306         operations.
3307
3308 2016-03-14  Jason Merrill  <jason@redhat.com>
3309
3310         * c-cppbuiltin.c (c_cpp_builtins): Set __cpp_hex_float.
3311
3312         * c-cppbuiltin.c (c_cpp_builtins): Bump __cpp_range_based_for.
3313
3314 2016-03-09  Richard Biener  <rguenther@suse.de>
3315
3316         PR c/70143
3317         * c-common.c (strict_aliasing_warning): Add back
3318         alias_sets_conflict_p check.
3319
3320 2016-03-08  Jason Merrill  <jason@redhat.com>
3321
3322         * c-opts.c (set_std_cxx1z): Don't enable concepts.
3323
3324 2016-03-04  David Malcolm  <dmalcolm@redhat.com>
3325
3326         PR c/68187
3327         * c-indentation.c (get_visual_column): Move code to determine next
3328         tab stop to...
3329         (next_tab_stop): ...this new function.
3330         (line_contains_hash_if): Delete function.
3331         (detect_preprocessor_logic): Delete function.
3332         (get_first_nws_vis_column): New function.
3333         (detect_intervening_unindent): New function.
3334         (should_warn_for_misleading_indentation): Replace call to
3335         detect_preprocessor_logic with a call to
3336         detect_intervening_unindent.
3337
3338 2016-03-04  David Malcolm  <dmalcolm@redhat.com>
3339
3340         PR c/68187
3341         * c-indentation.c (should_warn_for_misleading_indentation): When
3342         suppressing warnings about cases where the guard and body are on
3343         the same column, only use the first non-whitespace column in place
3344         of the guard token column when dealing with "else" clauses.
3345         When rejecting aligned BODY and NEXT, loosen the requirement
3346         from equality with the first non-whitespace of guard to simply
3347         that they not be indented relative to it.
3348
3349 2016-03-04  Richard Biener  <rguenther@suse.de>
3350
3351         PR c++/70054
3352         * c-common.c (strict_aliasing_warning): Use alias_set_subset_of
3353         instead of alias_sets_conflict_p.
3354
3355 2016-03-01  Marek Polacek  <polacek@redhat.com>
3356
3357         PR c++/69795
3358         * c-common.c (reject_gcc_builtin): Check for FUNCTION_DECL rather than
3359         any DECL.
3360
3361 2016-02-22  Martin Sebor  <msebor@redhat.com>
3362
3363         PR middle-end/69780
3364         * c-common.c (check_builtin_function_arguments): Validate and
3365         reject invalid arguments to __builtin_alloca_with_align.
3366
3367 2016-02-20  Mark Wielaard  <mjw@redhat.com>
3368
3369         PR c/28901
3370         * c.opt (Wunused-const-variable): Turn into Alias for...
3371         (Wunused-const-variable=): New option.
3372
3373 2016-02-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3374
3375         PR c++/69865
3376         * c-opts.c (c_common_post_options): Move call to set_std_cxx14 from
3377         here...
3378         (c_common_init_options): ...to here.
3379         (set_std_cxx98): Initialize flag_isoc94 and flag_isoc99.
3380
3381 2016-02-19  Jakub Jelinek  <jakub@redhat.com>
3382
3383         PR c++/69826
3384         * c-pragma.c (c_pp_lookup_pragma): Handle PRAGMA_CILK_GRAINSIZE.
3385         (init_pragma): Register PRAGMA_CILK_GRAINSIZE even for
3386         flag_preprocess_only.
3387
3388 2016-02-16  Jakub Jelinek  <jakub@redhat.com>
3389
3390         PR c/69835
3391         * c.opt (Wnonnull-compare): Enable for -Wall.
3392
3393 2016-02-15  Jakub Jelinek  <jakub@redhat.com>
3394
3395         PR c++/69797
3396         * c-common.c (sync_resolve_size): Diagnose too few arguments
3397         even when params is non-NULL empty vector.
3398
3399 2016-02-08  Bernd Schmidt  <bschmidt@redhat.com>
3400
3401         PR target/60410
3402         * c.opt (fshort-double): Remove.
3403
3404 2016-02-05  Martin Sebor  <msebor@redhat.com>
3405
3406         PR c++/69662
3407         * c.opt (Warning options): Update -Wplacement-new to take
3408         an optional argument.
3409
3410 2016-02-01  Jakub Jelinek  <jakub@redhat.com>
3411
3412         PR preprocessor/69543
3413         PR c/69558
3414         * c-pragma.c (handle_pragma_diagnostic): Pass input_location
3415         instead of loc to control_warning_option.
3416
3417 2016-02-01  Nathan Sidwell  <nathan@codesourcery.com>
3418
3419         * c.opt (fopenacc-dim=): New option.
3420
3421 2016-01-27  Ryan Burn  <contact@rnburn.com>
3422
3423         PR cilkplus/69267
3424         * cilk.c (cilk_gimplify_call_params_in_spawned_fn): Change to use
3425         gimplify_arg. Removed superfluous post_p argument.
3426         * c-family.h (cilk_gimplify_call_params_in_spawned_fn): Removed
3427         superfluous post_p argument.
3428         * c-gimplify.c (c_gimplify_expr): Likewise.
3429
3430 2016-01-26  David Malcolm  <dmalcolm@redhat.com>
3431
3432         PR other/69006
3433         * c-opts.c (c_diagnostic_finalizer): Replace invocation of
3434         pp_newline_and_flush with pp_flush.
3435
3436 2016-01-20  Martin Sebor  <msebor@redhat.com>
3437
3438         PR c/69405
3439         * c-common.c (sync_resolve_size): Avoid printing diagnostic about
3440         an incompatible argument when the argument isn't a valid tree node.
3441
3442 2016-01-18  Jason Merrill  <jason@redhat.com>
3443
3444         PR c++/68767
3445         * c-common.c (check_function_arguments_recurse): Fold the whole
3446         COND_EXPR, not just the condition.
3447
3448 2016-01-18  Tom de Vries  <tom@codesourcery.com>
3449
3450         * c-omp.c (c_oacc_split_loop_clauses): Don't copy OMP_CLAUSE_REDUCTION,
3451         classify as loop clause.
3452
3453 2016-01-15  Jakub Jelinek  <jakub@redhat.com>
3454
3455         PR bootstrap/68271
3456         * c-pragma.c (c_register_pragma_1): Adjust comment to note that
3457         C++ FE no longer has limit on number of pragmas.
3458
3459 2015-01-14  Ryan Burn  <contact@rnburn.com>
3460
3461         PR c++/69048
3462         * cilk.c (create_cilk_wrapper_body): Call fold_build_cleanup_point_expr
3463         to add missing cleanup point.
3464
3465 2016-01-14  David Malcolm  <dmalcolm@redhat.com>
3466
3467         PR c++/68819
3468         * c-indentation.c (get_visual_column): Add location_t param.
3469         Handle the column number being zero by effectively disabling the
3470         warning, with an "inform".
3471         (should_warn_for_misleading_indentation): Add location_t argument
3472         for all uses of get_visual_column.
3473
3474 2016-01-10  Patrick Palka  <ppalka@gcc.gnu.org>
3475
3476         PR c++/69029
3477         * c-indentation.c (should_warn_for_misleading_indentation):
3478         Don't warn about do-while statements.
3479
3480 2016-01-07  Martin Sebor  <msebor@redhat.com>
3481
3482         PR c/68966
3483         * c-common.c (sync_resolve_size): Reject first argument when it's
3484         a pointer to _Bool.
3485
3486 2016-01-05  David Malcolm  <dmalcolm@redhat.com>
3487
3488         PR c/69122
3489         * c-indentation.c (get_visual_column): Remove default argument.
3490         (should_warn_for_misleading_indentation): For the multiline case,
3491         update call to get_visual_column for next_stmt_exploc so that it
3492         captures the location of the first non-whitespace character in the
3493         relevant line.  Don't issue warnings if there is non-whitespace
3494         before the next statement.
3495
3496 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
3497
3498         Update copyright years.
3499
3500 2015-12-21  David Malcolm  <dmalcolm@redhat.com>
3501
3502         * c-common.c (binary_op_error): Convert first param from
3503         location_t to rich_location * and use it when emitting an error.
3504         * c-common.h (binary_op_error): Convert first param from
3505         location_t to rich_location *.
3506
3507 2015-12-16  David Malcolm  <dmalcolm@redhat.com>
3508
3509         * c-common.h (conflict_marker_get_final_tok_kind): New prototype.
3510         * c-lex.c (conflict_marker_get_final_tok_kind): New function.
3511
3512 2015-12-15  Ilya Verbin  <ilya.verbin@intel.com>
3513
3514         * c-common.c (c_common_attribute_table): Handle "omp declare target
3515         link" attribute.
3516
3517 2015-12-14  Jakub Jelinek  <jakub@redhat.com>
3518
3519         PR c/68833
3520         * c.opt (Wmissing-format-attribute, Wnormalized): Add Warning option.
3521
3522 2014-12-12  Tobias Burnus  <burnus@net-b.de>
3523
3524         PR fortran/68815
3525         * c-format.c (gcc_gfc_char_table): Add 'q' flag to remaining
3526         specifiers (%d, %i,%u and %c).
3527
3528 2015-12-10  David Malcolm  <dmalcolm@redhat.com>
3529
3530         * c.opt (Wmisleading-indentation): Add to -Wall for C and C++.
3531
3532 2015-12-08  Jakub Jelinek  <jakub@redhat.com>
3533
3534         PR c/48088
3535         PR c/68657
3536         * c.opt (Wfloat-conversion, Wsign-conversion): Add Warning.
3537         * c-pragma.c (handle_pragma_diagnostic): Adjust
3538         control_warning_option caller.
3539
3540 2015-12-07  David Malcolm  <dmalcolm@redhat.com>
3541
3542         * c-common.c (c_cpp_error): Update for change to
3543         rich_location::set_range.
3544
3545 2015-12-04  Paolo Bonzini  <bonzini@gnu.org>
3546
3547         * c-common.c (maybe_warn_shift_overflow): Warn on all overflows if
3548         shifting 1 out of the sign bit.
3549
3550 2015-12-04  Kirill Yukhin  <kirill.yukhin@intel.com>
3551
3552         * c-common.c (c_common_attribute_table[]): Update max arguments
3553         count for "simd" attribute.
3554         (handle_simd_attribute): Parse "notinbranch" and "inbranch" arguments.
3555
3556 2015-12-03  Jakub Jelinek  <jakub@redhat.com>
3557
3558         PR preprocessor/57580
3559         * c-ppoutput.c (print): Change printed field to bool.
3560         Move src_file last for smaller padding.
3561         (init_pp_output): Set print.printed to false instead of 0.
3562         (scan_translation_unit): Fix up formatting.  Set print.printed
3563         to true after printing something other than newline.
3564         (scan_translation_unit_trad): Set print.printed to true instead of 1.
3565         (maybe_print_line_1): Set print.printed to false instead of 0.
3566         (print_line_1): Likewise.
3567         (do_line_change): Set print.printed to true instead of 1.
3568         (cb_define, dump_queued_macros, cb_include, cb_def_pragma,
3569         dump_macro): Set print.printed to false after printing newline.
3570
3571 2015-12-02  Jason Merrill  <jason@redhat.com>
3572
3573         * c-common.c (fold_for_warn): New.
3574         (warn_logical_operator, warn_tautological_cmp)
3575         (check_function_arguments_recurse, maybe_warn_bool_compare): Use it.
3576
3577         * c-common.c (c_disable_warnings, c_enable_warnings, c_fully_fold)
3578         (c_fully_fold_internal, decl_constant_value_for_optimization):
3579         Move to c/c-fold.c.
3580         * c-common.h: Don't declare decl_constant_value_for_optimization.
3581
3582 2015-12-02  Joseph Myers  <joseph@codesourcery.com>
3583
3584         PR c/68162
3585         * c-common.h (c_build_qualified_type): Add extra default
3586         arguments.
3587
3588 2015-12-01  Julian Brown  <julian@codesourcery.com>
3589             Cesar Philippidis  <cesar@codesourcery.com>
3590             James Norris  <James_Norris@mentor.com>
3591
3592         * c-pragma.c (oacc_pragmas): Add PRAGMA_OACC_HOST_DATA.
3593         * c-pragma.h (pragma_kind): Add PRAGMA_OACC_HOST_DATA.
3594         (pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_USE_DEVICE.
3595
3596 2015-11-30  Eric Botcazou  <ebotcazou@adacore.com>
3597
3598         * c-ada-spec.c (print_ada_macros): Remove redundant blank line.
3599         (decl_sloc_common): Delete and move bulk of processing to...
3600         (decl_sloc): ...here.
3601         (pp_ada_tree_identifier): Remove reference to QUAL_UNION_TYPE.
3602         (dump_ada_double_name): Remove S parameter and compute the suffix.
3603         (dump_ada_array_type): Add PARENT parameter.  Simplify computation of
3604         element type and deal with an anonymous one.
3605         (dump_ada_template): Use RECORD_OR_UNION_TYPE_P macro.
3606         (dump_generic_ada_node): Tweak.  Adjust call to dump_ada_array_type
3607         and remove reference to QUAL_UNION_TYPE.
3608         (dump_nested_types): Make 2 passes on the fields and move bulk to...
3609         (dump_nested_type): ...here.  New function extracted from above.
3610         Generate a full declaration for anonymous element type of arrays.
3611         (print_ada_declaration): Really skip anonymous declarations.  Remove
3612         references to QUAL_UNION_TYPE.  Adjust call to dump_ada_array_type.
3613         Clean up processing of declarations of array types and objects.
3614         (print_ada_struct_decl): Remove reference to QUAL_UNION_TYPE.
3615         Remove obsolete code and tidy up.
3616
3617 2015-11-29  Jan Hubicka  <hubicka@ucw.cz>
3618
3619         PR c/67581
3620         * c-common.c (handle_transparent_union_attribute): Update
3621         also type variants.
3622
3623 2015-11-27  Martin Liska  <mliska@suse.cz>
3624
3625         PR c++/68312
3626         * array-notation-common.c (cilkplus_extract_an_triplets):
3627         Release vector of vectors.
3628         * cilk.c (gimplify_cilk_spawn): Free allocated memory.
3629
3630 2015-11-26  Eric Botcazou  <ebotcazou@adacore.com>
3631
3632         PR c++/68527
3633         * c-ada-spec.c (dump_nested_types): Add guard for error_mark_node.
3634         (print_ada_struct_decl): Likewise.
3635
3636 2015-11-23  Igor Zamyatin  <igor.zamyatin@intel.com>
3637
3638         PR c++/68001
3639         * c-gimplify.c (c_gimplify_expr): Stop the process if see an error.
3640         * cilk.c (recognize_spawn): Determine location in a more precise
3641         way.
3642
3643 2015-11-19  Jason Merrill  <jason@redhat.com>
3644
3645         * c-common.c (shorten_compare): But look through macros from
3646         system headers.
3647
3648 2015-11-18  Jason Merrill  <jason@redhat.com>
3649
3650         * c-common.c (shorten_compare): Don't -Wtype-limits if the
3651         non-constant operand comes from a macro.
3652
3653 2015-11-17  Jason Merrill  <jason@redhat.com>
3654
3655         PR bootstrap/68346
3656         * c-common.c (warn_tautological_cmp): Fold before checking for
3657         constants.
3658
3659 2015-11-16  Marek Polacek  <polacek@redhat.com>
3660
3661         PR c++/68362
3662         * c-common.c (check_case_bounds): Fold low and high cases.
3663
3664 2015-11-16  Marek Polacek  <polacek@redhat.com>
3665
3666         * c-ada-spec.c (dump_ada_template): Use RECORD_OR_UNION_TYPE_P.
3667         * c-common.c (c_common_get_alias_set): Likewise.
3668         (handle_visibility_attribute): Likewise.
3669
3670 2015-11-16  Kirill Yukhin  <kirill.yukhin@intel.com>
3671
3672         * c-common.c (handle_simd_attribute): New.
3673         (struct attribute_spec): Add entry for "simd".
3674         (handle_simd_attribute): New.
3675
3676 2015-11-13  Kai Tietz  <ktietz70@googlemail.com>
3677
3678         * c-lex.c (interpret_float): Use fold_convert.
3679
3680 2015-11-13  David Malcolm  <dmalcolm@redhat.com>
3681
3682         * c-common.c (c_fully_fold_internal): Capture existing souce_range,
3683         and store it on the result.
3684         * c-opts.c (c_common_init_options): Set
3685         global_dc->colorize_source_p.
3686
3687 2015-11-12  James Norris  <jnorris@codesourcery.com>
3688             Joseph Myers  <joseph@codesourcery.com>
3689
3690         * c-pragma.c (oacc_pragmas): Add entry for declare directive.
3691         * c-pragma.h (enum pragma_kind): Add PRAGMA_OACC_DECLARE.
3692         (enum pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_DEVICE_RESIDENT and
3693         PRAGMA_OACC_CLAUSE_LINK.
3694
3695 2015-11-11  Marek Polacek  <polacek@redhat.com>
3696
3697         PR c/68107
3698         PR c++/68266
3699         * c-common.c (valid_array_size_p): New function.
3700         * c-common.h (valid_array_size_p): Declare.
3701
3702 2015-11-11  Dominique d'Humieres  <dominiq@lps.ens.fr>
3703
3704         PR bootstrap/68271
3705         * c-pragma.c (c_register_pragma_1): Update the gcc_assert to 256.
3706
3707 2015-11-11  Andrew MacLeod  <amacleod@redhat.com>
3708
3709         * array-notation-common.c: Remove unused header files.
3710         * c-ada-spec.c: Likewise.
3711         * c-cilkplus.c: Likewise.
3712         * c-common.c: Likewise.
3713         * c-cppbuiltin.c: Likewise.
3714         * c-dump.c: Likewise.
3715         * c-format.c: Likewise.
3716         * c-gimplify.c: Likewise.
3717         * c-indentation.c: Likewise.
3718         * c-lex.c: Likewise.
3719         * c-omp.c: Likewise.
3720         * c-opts.c: Likewise.
3721         * c-pch.c: Likewise.
3722         * c-ppoutput.c: Likewise.
3723         * c-pragma.c: Likewise.
3724         * c-pretty-print.c: Likewise.
3725         * c-semantics.c: Likewise.
3726         * c-ubsan.c: Likewise.
3727         * cilk.c: Likewise.
3728         * stub-objc.c: Likewise.
3729
3730 2015-11-09  Thomas Schwinge  <thomas@codesourcery.com>
3731             Cesar Philippidis  <cesar@codesourcery.com>
3732             James Norris  <jnorris@codesourcery.com>
3733             Julian Brown  <julian@codesourcery.com>
3734             Nathan Sidwell  <nathan@codesourcery.com>
3735
3736         * c-pragma.c (oacc_pragmas): Add "routine".
3737         * c-pragma.h (pragma_kind): Add PRAGMA_OACC_ROUTINE.
3738
3739 2015-11-08  Eric Botcazou  <ebotcazou@adacore.com>
3740
3741         * c-common.c (c_common_attributes): Add scalar_storage_order.
3742         (handle_scalar_storage_order_attribute): New function.
3743         * c-pragma.c (global_sso): New variable.
3744         (maybe_apply_pragma_scalar_storage_order): New function.
3745         (handle_pragma_scalar_storage_order): Likewise.
3746         (init_pragma): Register scalar_storage_order.
3747         * c-pragma.h (maybe_apply_pragma_scalar_storage_order): Declare.
3748         * c.opt (Wscalar-storage-order): New warning.
3749         (fsso-struct=): New option.
3750
3751 2015-11-08  Martin Sebor  <msebor@redhat.com>
3752
3753         * c.opt (Wplacement-new): Add a period to the end of a sentence.
3754
3755 2015-11-07  Richard Sandiford  <richard.sandiford@arm.com>
3756
3757         * c-common.c: Don't undef DEF_BUILTIN.
3758
3759 2015-11-06  David Malcolm  <dmalcolm@redhat.com>
3760
3761         * c-common.c (c_cpp_error): Convert parameter from location_t to
3762         rich_location *.  Eliminate the "column_override" parameter and
3763         the call to diagnostic_override_column.
3764         Update the "done_lexing" clause to set range 0
3765         on the rich_location, rather than overwriting a location_t.
3766         * c-common.h (c_cpp_error): Convert parameter from location_t to
3767         rich_location *.  Eliminate the "column_override" parameter.
3768
3769 2015-11-05  Cesar Philippidis  <cesar@codesourcery.com>
3770             Thomas Schwinge  <thomas@codesourcery.com>
3771             James Norris  <jnorris@codesourcery.com>
3772
3773         * c-omp.c (c_oacc_split_loop_clauses): Make TILE, GANG, WORKER, VECTOR,
3774         AUTO, SEQ, INDEPENDENT and PRIVATE loop clauses.  Associate REDUCTION
3775         clauses with parallel and kernels and loops.
3776         * c-pragma.h (enum pragma_omp_clause): Add entries for
3777         PRAGMA_OACC_CLAUSE_{INDEPENDENT,TILE,DEFAULT}.
3778         * pt.c (tsubst_omp_clauses): Add support for OMP_CLAUSE_{NUM_GANGS,
3779         NUM_WORKERS,VECTOR_LENGTH,GANG,WORKER,VECTOR,ASYNC,WAIT,TILE,AUTO,
3780         INDEPENDENT,SEQ}.
3781         (tsubst_expr): Add support for OMP_CLAUSE_{KERNELS,PARALLEL,LOOP}.
3782
3783 2015-11-05  Martin Sebor  <msebor@redhat.com>
3784
3785         PR c++/67942
3786         * c.opt (-Wplacement-new): New option.
3787
3788 2015-11-05  Jakub Jelinek  <jakub@redhat.com>
3789
3790         * c-common.h (c_finish_omp_atomic): Add TEST argument.
3791         (c_omp_check_loop_iv, c_omp_check_loop_iv_exprs): New prototypes.
3792         * c-omp.c (c_finish_omp_atomic): Add TEST argument.  Don't call
3793         save_expr or create_tmp_var* if TEST is true.
3794         (c_finish_omp_for): Store OMP_FOR_ORIG_DECLS always.
3795         Don't call add_stmt here.
3796         (struct c_omp_check_loop_iv_data): New type.
3797         (c_omp_check_loop_iv_r, c_omp_check_loop_iv,
3798         c_omp_check_loop_iv_exprs): New functions.
3799         (c_omp_split_clauses): Adjust for lastprivate being allowed on
3800         distribute.
3801         (c_omp_declare_simd_clauses_to_numbers): Change
3802         OMP_CLAUSE_LINEAR_VARIABLE_STRIDE OMP_CLAUSE_LINEAR_STEP into numbers.
3803         (c_omp_declare_simd_clauses_to_decls): Similarly change those
3804         from numbers to PARM_DECLs.
3805
3806 2015-11-04  Mikhail Maltsev  <maltsevm@gmail.com>
3807
3808         * c-omp.c (c_omp_split_clauses): Remove conditional compilation. Use
3809         flag_checking.
3810
3811 2015-11-03  Bernd Schmidt  <bschmidt@redhat.com>
3812
3813         PR c++-common/67882
3814         * c-common.h (fold_offsetof_1): Add argument.
3815         * c-common.c (fold_offsetof_1): Diagnose more invalid
3816         offsetof expressions that reference elements past the end of
3817         an array.
3818
3819 2015-11-03  Thomas Schwinge  <thomas@codesourcery.com>
3820             Chung-Lin Tang  <cltang@codesourcery.com>
3821
3822         * c-pragma.c (oacc_pragmas): Add "atomic".
3823         * c-pragma.h (pragma_kind): Add PRAGMA_OACC_ATOMIC.
3824
3825 2015-10-30  Evgeny Stupachenko  <evstupac@gmail.com>
3826
3827         * c-common.c (handle_target_clones_attribute): New.
3828         (c_common_attribute_table): Add handle_target_clones_attribute.
3829         (handle_always_inline_attribute): Add check on target_clones attribute.
3830         (handle_target_attribute): Ditto.
3831
3832 2015-10-29  Andrew MacLeod  <amacleod@redhat.com>
3833
3834         * array-notation-common.c: Reorder #include's and remove duplicates.
3835         * c-ada-spec.c: Likewise.
3836         * c-cilkplus.c: Likewise.
3837         * c-common.c: Likewise.
3838         * c-cppbuiltin.c: Likewise.
3839         * c-dump.c: Likewise.
3840         * c-format.c: Likewise.
3841         * c-gimplify.c: Likewise.
3842         * c-indentation.c: Likewise.
3843         * c-lex.c: Likewise.
3844         * c-omp.c: Likewise.
3845         * c-opts.c: Likewise.
3846         * c-pch.c: Likewise.
3847         * c-ppoutput.c: Likewise.
3848         * c-pragma.c: Likewise.
3849         * c-pretty-print.c: Likewise.
3850         * c-semantics.c: Likewise.
3851         * c-ubsan.c: Likewise.
3852         * cilk.c: Likewise.
3853         * stub-objc.c: Likewise.
3854
3855 2015-10-28  Jason Merrill  <jason@redhat.com>
3856
3857         * c-common.c (pointer_int_sum): Fold the MULT_EXPR.
3858
3859 2015-10-27  Thomas Schwinge  <thomas@codesourcery.com>
3860             James Norris  <jnorris@codesourcery.com>
3861             Cesar Philippidis  <cesar@codesourcery.com>
3862
3863         PR c/64765
3864         PR c/64880
3865         * c-common.h (c_oacc_split_loop_clauses): Declare function.
3866         * c-omp.c (c_oacc_split_loop_clauses): New function.
3867
3868 2015-10-21  Martin Sebor  <msebor@redhat.com>
3869
3870         PR driver/68043
3871         * c.opt: End each sentence that describes an option with a period.
3872
3873 2015-10-20  Marek Polacek  <polacek@redhat.com>
3874
3875         * array-notation-common.c (is_cilkplus_vector_p): Define.
3876         * c-common.h (is_cilkplus_vector_p): Declare.
3877
3878 2015-10-20  Marek Polacek  <polacek@redhat.com>
3879
3880         * c.opt (std=gnu++11): Do not describe as experimental.
3881         (std=gnu++14): Likewise.
3882
3883 2015-10-19  Jason Merrill  <jason@redhat.com>
3884
3885         * c-cppbuiltin.c (c_cpp_builtins): Define
3886         __cpp_nontype_template_args.
3887
3888 2015-10-19  Jason Merrill  <jason@redhat.com>
3889
3890         * c-cppbuiltin.c (c_cpp_builtins): Define
3891         __cpp_enumerator_attributes, __cpp_fold_expressions,
3892         __cpp_unicode_characters.
3893
3894 2015-10-13  Jakub Jelinek  <jakub@redhat.com>
3895             Aldy Hernandez  <aldyh@redhat.com>
3896
3897         * c-common.c (enum c_builtin_type): Define DEF_FUNCTION_TYPE_9,
3898         DEF_FUNCTION_TYPE_10 and DEF_FUNCTION_TYPE_11.
3899         (c_define_builtins): Likewise.
3900         * c-common.h (enum c_omp_clause_split): Add
3901         C_OMP_CLAUSE_SPLIT_TASKLOOP.
3902         (c_finish_omp_critical, c_finish_omp_ordered): Add CLAUSES argument.
3903         (c_finish_omp_for): Add ORIG_DECLV argument.
3904         * c-cppbuiltin.c (c_cpp_builtins): Predefine _OPENMP as
3905         201511 instead of 201307.
3906         * c-omp.c (c_finish_omp_critical): Add CLAUSES argument, set
3907         OMP_CRITICAL_CLAUSES to it.
3908         (c_finish_omp_ordered): Add CLAUSES argument, set
3909         OMP_ORDERED_CLAUSES to it.
3910         (c_finish_omp_for): Add ORIG_DECLV argument, set OMP_FOR_ORIG_DECLS
3911         to it if OMP_FOR.  Clear DECL_INITIAL on the IVs.
3912         (c_omp_split_clauses): Handle OpenMP 4.5 combined/composite
3913         constructs and new OpenMP 4.5 clauses.  Clear
3914         OMP_CLAUSE_SCHEDULE_SIMD if not combined with OMP_SIMD.  Add
3915         verification code.
3916         * c-pragma.c (omp_pragmas_simd): Add taskloop.
3917         * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_TASKLOOP.
3918         (enum pragma_omp_clause): Add
3919         PRAGMA_OMP_CLAUSE_{DEFAULTMAP,GRAINSIZE,HINT,{IS,USE}_DEVICE_PTR}
3920         and PRAGMA_OMP_CLAUSE_{LINK,NOGROUP,NUM_TASKS,PRIORITY,SIMD,THREADS}.
3921
3922 2015-10-05  Richard Sandiford  <richard.sandiford@arm.com>
3923
3924         * c-lex.c (interpret_float): Use real_equal instead of
3925         REAL_VALUES_EQUAL.
3926
3927 2015-10-04  Jason Merrill  <jason@redhat.com>
3928
3929         Implement N4514, C++ Extensions for Transactional Memory.
3930         * c-common.c (c_common_reswords): Add C++ TM TS keywords.
3931         (c_common_attribute_table): Add transaction_safe_dynamic.
3932         transaction_safe now affects type identity.
3933         (handle_tm_attribute): Handle transaction_safe_dynamic.
3934         * c-common.h (enum rid): Add RID_ATOMIC_NOEXCEPT,
3935         RID_ATOMIC_CANCEL, RID_SYNCHRONIZED.
3936         (OBJC_IS_CXX_KEYWORD): Add RID_SYNCHRONIZED.
3937         (D_TRANSMEM): New.
3938         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_transactional_memory.
3939         * c-pretty-print.c (pp_c_attributes_display): Don't print
3940         transaction_safe in C++.
3941
3942 2015-10-02  Marek Polacek  <polacek@redhat.com>
3943
3944         * c.opt (Wduplicated-cond): Don't enable by -Wall anymore.
3945
3946 2015-10-02  Marek Polacek  <polacek@redhat.com>
3947
3948         PR c/64249
3949         * c-common.c (warn_duplicated_cond_add_or_warn): New function.
3950         * c-common.h (warn_duplicated_cond_add_or_warn): Declare.
3951         * c.opt (Wduplicated-cond): New option.
3952
3953 2015-10-01  Joseph Myers  <joseph@codesourcery.com>
3954
3955         * c.opt (std=c11): Do not describe as experimental.
3956         (std=gnu11): Likewise.
3957         (std=iso9899:2011): Likewise.
3958
3959 2015-09-28  Nathan Sidwell  <nathan@codesourcery.com>
3960
3961         * c-common.c (DEF_FUNCTION_TYPE_VAR_6): New.
3962         (DEF_FUNCTION_TYPE_VAR_11): Delete.
3963
3964 2015-09-25  Marek Polacek  <polacek@redhat.com>
3965
3966         * c-ubsan.c (ubsan_instrument_division): Remove unnecessary code.
3967         (ubsan_instrument_shift): Likewise.
3968
3969 2015-09-25  Marek Polacek  <polacek@redhat.com>
3970
3971         PR sanitizer/64906
3972         * c-ubsan.c (ubsan_instrument_division): Also pre-evaluate OP1.
3973
3974 2015-09-24  Patrick Palka  <ppalka@gcc.gnu.org>
3975
3976         * c-indentation.c (should_warn_for_misleading_indentation):
3977         Compare next_stmt_vis_column with guard_line_first_nws instead
3978         of with guard_line_vis_column.
3979
3980 2015-09-23  Manuel López-Ibáñez  <manu@gcc.gnu.org>
3981
3982         PR c/49654
3983         PR c/49655
3984         * c-pragma.c (handle_pragma_diagnostic): Detect non-warning
3985         options and options not valid for the current language.
3986
3987 2015-09-22  Patrick Palka  <ppalka@gcc.gnu.org>
3988
3989         * c-indentation.c (should_warn_for_misleading_indentation):
3990         Float out and consolidate the calls to get_visual_column that
3991         are passed guard_exploc as an argument.  Compare
3992         next_stmt_vis_column with guard_line_first_nws instead of with
3993         body_line_first_nws.
3994
3995 2015-09-22  Nathan Sidwell  <nathan@codesourcery.com>
3996
3997         * c.opt (Wmultiple-inheritance, Wvirtual-inheritance, Wtemplates,
3998         Wnamespaces): New C++ warnings.
3999
4000 2015-09-22  Jason Merrill  <jason@redhat.com>
4001
4002         * c-common.h (abi_compat_version_crosses): New.
4003         (warn_abi_version): Declare.
4004         * c-common.c: Define it.
4005         * c-opts.c (c_common_post_options): Handle it.
4006         flag_abi_compat_version defaults to 8.
4007
4008 2015-09-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
4009
4010         Complete the implementation of N4230, Nested namespace definition.
4011         * c-cppbuiltin.c: Add __cpp_namespace_attributes and
4012         __cpp_nested_namespace_definitions.
4013
4014 2015-09-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4015
4016         * c-pragma.c (handle_pragma_diagnostic): Fix wrong return.
4017
4018 2015-09-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4019
4020         * c-pragma.c (handle_pragma_diagnostic): Use explicit location
4021         when warning.
4022         * c-pragma.h (pragma_lex): Add optional loc argument.
4023
4024 2015-09-16  Mikhail Maltsev  <maltsevm@gmail.com>
4025
4026         * c-format.c (check_format_arg): Adjust to use common block size in all
4027         object pools.
4028
4029 2015-09-15  David Malcolm  <dmalcolm@redhat.com>
4030
4031         * c-format.c (location_from_offset): Update for change in
4032         signature of location_get_source_line.
4033         * c-indentation.c (get_visual_column): Likewise.
4034         (line_contains_hash_if): Likewise.
4035
4036 2015-09-14  Marek Polacek  <polacek@redhat.com>
4037
4038         * c-opts.c (c_common_post_options): Set C++ standard earlier, before
4039         setting various warnings.
4040
4041 2015-09-14  Marek Polacek  <polacek@redhat.com>
4042
4043         * c-common.c (warn_for_sign_compare): Cast to unsigned when shifting
4044         a negative value.
4045
4046 2015-09-11  Mark Wielaard  <mjw@redhat.com>
4047
4048         PR c/28901
4049         * c.opt (Wunused-variable): Option from common.opt.
4050         (Wunused-const-variable): New option.
4051
4052 2015-09-09  Paolo Carlini  <paolo.carlini@oracle.com>
4053
4054         PR c++/53184
4055         * c.opt ([Wsubobject-linkage]): Add.
4056
4057 2015-09-03  Martin Sebor  <msebor@redhat.com>
4058
4059         PR c/66516
4060         * c-common.h (c_decl_implicit, reject_gcc_builtin): Declare new
4061         functions.
4062         * c-common.c (reject_gcc_builtin): Define.
4063
4064 2015-09-02  Balaji V. Iyer  <balaji.v.iyer@intel.com>
4065
4066         PR middle-end/60586
4067         * c-common.h (cilk_gimplify_call_params_in_spawned_fn): New
4068         prototype.
4069         * c-gimplify.c (c_gimplify_expr): Added a call to the function
4070         cilk_gimplify_call_params_in_spawned_fn.
4071         * cilk.c (cilk_gimplify_call_params_in_spawned_fn): New function.
4072         (gimplify_cilk_spawn): Removed EXPR_STMT and CLEANUP_POINT_EXPR
4073         unwrapping.
4074
4075 2015-08-25  Marek Polacek  <polacek@redhat.com>
4076
4077         PR middle-end/67330
4078         * c-common.c (handle_weak_attribute): Don't check whether the
4079         visibility can be changed here.
4080
4081 2015-08-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4082
4083         * c-lex.c (c_lex_with_flags): Use explicit locations.
4084
4085 2015-08-18  Trevor Saunders  <tbsaunde@tbsaunde.org>
4086
4087         * c-ada-spec.h, c-common.c, c-common.h, c-format.c, c-format.h,
4088         c-objc.h, c-ppoutput.c, c-pragma.c, c-pragma.h: Remove useless
4089
4090 2015-08-18  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
4091
4092         PR middle-end/36757
4093         * c-common.c (check_builtin_function_arguments): Add check
4094         for BUILT_IN_SIGNBIT argument.
4095
4096 2015-08-18  Paolo Carlini  <paolo.carlini@oracle.com>
4097
4098         PR c++/67160
4099         * c-cppbuiltin.c (c_cpp_builtins): Fix __cpp_static_assert value
4100         in c++1z mode.
4101
4102 2015-08-17  Marek Polacek  <polacek@redhat.com>
4103
4104         * c-pretty-print.c (pp_c_cv_qualifiers): Remove code dealing
4105         with whitespaces before qualifier names.
4106
4107 2015-08-12  Marek Polacek  <polacek@redhat.com>
4108
4109         PR c++/55095
4110         * c-common.c (maybe_warn_shift_overflow): Properly handle
4111         left-shifting 1 into the sign bit.
4112
4113 2015-08-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4114
4115         * c.opt (Wchkp): Use LangEnabledBy instead of EnabledBy.
4116
4117 2015-08-06  Andrew Sutton  <andrew.n.sutton@gmail.com>
4118             Braden Obrzut  <admin@maniacsvault.net>
4119             Jason Merrill  <jason@redhat.com>
4120
4121         Add C++ Concepts TS support.
4122         * c-common.c (c_common_reswords): Add __is_same_as, concept, requires.
4123         * c-common.h (enum rid): Add RID_IS_SAME_AS, RID_CONCEPT, RID_REQUIRES.
4124         (D_CXX_CONCEPTS, D_CXX_CONCEPTS_FLAGS): New.
4125         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_concepts.
4126         * c-opts.c (set_std_cxx1z): Set flag_concepts.
4127         * c.opt (fconcepts): New.
4128
4129 2015-08-02  Martin Sebor  <msebor@redhat.com>
4130
4131         * c.opt (-Wframe-address): New warning option.
4132
4133 2015-08-02  Patrick Palka  <ppalka@gcc.gnu.org>
4134
4135         * c-indentation.c (should_warn_for_misleading_indentation):
4136         Improve heuristics.
4137
4138 2015-08-02  Patrick Palka  <ppalka@gcc.gnu.org>
4139
4140         * c-indentation.c (get_visual_column): Add parameter first_nws,
4141         use it.  Update comment documenting the function.
4142         (is_first_nonwhitespace_on_line): Remove.
4143         (should_warn_for_misleading_indentation): Replace usage of
4144         of is_first_nonwhitespace_on_line with get_visual_column.
4145
4146 2015-08-02  Patrick Palka  <ppalka@gcc.gnu.org>
4147
4148         * c-indentation.h (struct token_indent_info): Define.
4149         (get_token_indent_info): Define.
4150         (warn_for_misleading_information): Declare.
4151         * c-common.h (warn_for_misleading_information): Remove.
4152         * c-identation.c (warn_for_misleading_indentation):
4153         Change declaration to take three token_indent_infos.  Adjust
4154         accordingly.
4155         * c-identation.c (should_warn_for_misleading_indentation):
4156         Likewise.  Bail out early if the body is a compound statement.
4157         (guard_tinfo_to_string): Define.
4158
4159 2015-07-30  Jason Merrill  <jason@redhat.com>
4160
4161         * c-pretty-print.c (unary_expression) [INDIRECT_REF]: Don't print
4162         '*' for reference decay.
4163
4164 2015-07-30  Marek Polacek  <polacek@redhat.com>
4165
4166         * c-common.c (warn_tautological_cmp): Bail for float types.
4167
4168 2015-07-27  Marek Polacek  <polacek@redhat.com>
4169
4170         PR bootstrap/67030
4171         * c-common.c (warn_tautological_cmp): Don't warn for macro expansion.
4172
4173 2015-07-27  Marek Polacek  <polacek@redhat.com>
4174
4175         PR c++/66555
4176         PR c/54979
4177         * c-common.c (find_array_ref_with_const_idx_r): New function.
4178         (warn_tautological_cmp): New function.
4179         * c-common.h (warn_tautological_cmp): Declare.
4180         * c.opt (Wtautological-compare): New option.
4181
4182 2015-07-23  Marek Polacek  <polacek@redhat.com>
4183
4184         * c-ubsan.c (ubsan_instrument_division): Use unshare_expr throughout.
4185         (ubsan_instrument_shift): Likewise.
4186
4187 2015-07-23  Marek Polacek  <polacek@redhat.com>
4188
4189         PR sanitizer/66908
4190         * c-ubsan.c: Include gimplify.h.
4191         (ubsan_instrument_division): Unshare OP0 and OP1.
4192         (ubsan_instrument_shift): Likewise.
4193
4194 2015-07-20  Marek Polacek  <polacek@redhat.com>
4195             Richard Sandiford  <richard.sandiford@arm.com>
4196
4197         PR c++/55095
4198         * c-common.c (c_fully_fold_internal): Warn about left shift overflows.
4199         Use EXPR_LOC_OR_LOC.
4200         (maybe_warn_shift_overflow): New function.
4201         * c-common.h (maybe_warn_shift_overflow): Declare.
4202         * c-opts.c (c_common_post_options): Set warn_shift_overflow.
4203         * c.opt (Wshift-overflow): New option.
4204
4205 2015-07-16  Martin Liska  <mliska@suse.cz>
4206
4207         * c-format.c (static void check_format_info_main): Use
4208         object_allocator instead of pool_allocator.
4209         (check_format_arg): Likewise.
4210         (check_format_info_main): Likewise.
4211
4212 2015-07-15  Andrew MacLeod  <amacleod@redhat.com>
4213
4214         * c-opts.c: Remove multiline #include comment.
4215
4216 2015-07-12  Aldy Hernandez  <aldyh@redhat.com>
4217
4218         * c-common.c: Fix double word typos.
4219
4220 2015-07-10  Eric Botcazou  <ebotcazou@adacore.com>
4221
4222         * c-ada-spec.h (cpp_operation): Revert latest change.
4223         * c-ada-spec.c (print_ada_declaration): Likewise.  Skip implicit
4224         constructors and destructors.
4225
4226 2015-07-09  Andrew MacLeod  <amacleod@redhat.com>
4227
4228         * c-common.h: Adjust includes for flags.h changes.
4229         * stub-objc.c: Likewise.
4230
4231 2015-07-08  Eric Botcazou  <ebotcazou@adacore.com>
4232
4233         * c-ada-spec.h (cpp_operation): Add IS_CONSTEXPR.
4234         * c-ada-spec.c (print_ada_declaration): Skip constexpr constructors.
4235
4236 2015-07-08  Jakub Jelinek  <jakub@redhat.com>
4237
4238         * c-omp.c (c_omp_declare_simd_clauses_to_numbers): If all clauses
4239         are to be removed, return NULL rather than original clauses list.
4240
4241 2015-07-07  Andrew MacLeod  <amacleod@redhat.com>
4242
4243         * array-notation-common.c: Adjust includes.
4244         * c-ada-spec.c: Likewise.
4245         * c-cilkplus.c: Likewise.
4246         * c-common.h: Likewise.
4247         * c-cppbuiltin.c: Likewise.
4248         * c-dump.c: Likewise.
4249         * c-format.c: Likewise.
4250         * c-gimplify.c: Likewise.
4251         * c-indentation.c: Likewise.
4252         * c-lex.c: Likewise.
4253         * c-omp.c: Likewise.
4254         * c-opts.c: Likewise.
4255         * c-pch.c: Likewise.
4256         * c-ppoutput.c: Likewise.
4257         * c-pragma.c: Likewise.
4258         * c-pretty-print.c: Likewise.
4259         * c-semantics.c: Likewise.
4260         * c-ubsan.c: Likewise.
4261         * cilk.c: Likewise.
4262         * stub-objc.c: Likewise.
4263
4264 2015-07-07  Eric Botcazou  <ebotcazou@adacore.com>
4265
4266         * c-ada-spec.h (cpp_operation): Add IS_MOVE_CONSTRUCTOR.
4267         * c-ada-spec.c (print_ada_declaration): Skip move constructors.
4268
4269 2015-07-01  Jason Merrill  <jason@redhat.com>
4270
4271         * c-common.h (D_CXX11): Rename from D_CXX0X.
4272         (RID_FIRST_CXX11, RID_LAST_CXX11): Rename from *_CXX0X.
4273         * c-common.c: Adjust.
4274
4275         * c-opts.c (c_common_post_options): Default to C++14.
4276
4277         * c-opts.c (c_common_post_options): Highest ABI level is now 10.
4278
4279 2015-06-30  Edward Smith-Rowland  <3dw4rd@verizon.net>
4280
4281         Implement N4197 - Adding u8 character literals
4282         * c-ada-spec.c (print_ada_macros): Treat CPP_UTF8CHAR like
4283         CPP_CHAR.
4284         * c-common.c (c_parse_error): Print CPP_UTF8CHAR and
4285         CPP_UTF8CHAR_USERDEF tokens.
4286         * c-lex.c (c_lex_with_flags): Treat CPP_UTF8CHAR_USERDEF
4287         and CPP_UTF8CHAR tokens.
4288         (lex_charconst): Treat CPP_UTF8CHAR token.
4289
4290 2015-06-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4291
4292         PR fortran/66605
4293         * c-common.c (do_warn_unused_parameter): Move here.
4294         * c-common.h (do_warn_unused_parameter): Declare.
4295
4296 2015-06-29  Marek Polacek  <polacek@redhat.com>
4297
4298         PR c/66322
4299         * c-common.c (check_case_bounds): Add bool * parameter.  Set
4300         OUTSIDE_RANGE_P.
4301         (c_add_case_label): Add bool * parameter.  Pass it down to
4302         check_case_bounds.
4303         (c_do_switch_warnings): Add bool parameters.  Implement -Wswitch-bool
4304         warning here.
4305         * c-common.h (c_add_case_label, c_do_switch_warnings): Update
4306         declarations.
4307
4308 2015-06-27  Marek Polacek  <polacek@redhat.com>
4309
4310         * c-common.c (check_main_parameter_types): Use VECTOR_TYPE_P
4311         or VECTOR_INTEGER_TYPE_P throughout.
4312         * c-gimplify.c: Likewise.
4313
4314 2015-06-26  Marek Polacek  <polacek@redhat.com>
4315
4316         * array-notation-common.c (find_rank): Use INDIRECT_REF_P.
4317         * c-common.c (c_fully_fold_internal): Likewise.
4318         (c_alignof_expr): Likewise.
4319         * c-pretty-print.c (c_pretty_printer::postfix_expression): Likewise.
4320         * c-ubsan.c (ubsan_instrument_bounds): Likewise.
4321         * cilk.c (create_parm_list): Likewise.
4322
4323 2015-06-26  Marek Polacek  <polacek@redhat.com>
4324
4325         * c-common.c (handle_unused_attribute): Use VAR_OR_FUNCTION_DECL_P.
4326
4327 2015-06-25  Andrew MacLeod  <amacleod@redhat.com>
4328
4329         * c-common.c: Remove ipa-ref.h and plugin-api.h from include list.
4330         * c-gimplify.c: Likewise.
4331         * c-pragma.c: Likewise.
4332         * c-ubsan.c: Likewise.
4333         * cilk.c: Likewise.
4334
4335 2015-06-25  Richard Sandiford  <richard.sandiford@arm.com>
4336
4337         * c-common.c (c_type_hasher): Inherit from ggc_ptr_hash rather than
4338         ggc_hasher.
4339
4340 2015-06-25  Andrew MacLeod  <amacleod@redhat.com>
4341
4342         * cilk.c: Move calls.h after tm.h in the include chain.
4343
4344 2015-06-25  Marek Polacek  <polacek@redhat.com>
4345
4346         * array-notation-common.c: Use VAR_P throughout.
4347         * c-ada-spec.c: Likewise.
4348         * c-common.c: Likewise.
4349         * c-format.c: Likewise.
4350         * c-gimplify.c: Likewise.
4351         * c-omp.c: Likewise.
4352         * c-pragma.c: Likewise.
4353         * c-pretty-print.c: Likewise.
4354         * cilk.c: Likewise.
4355
4356 2015-06-25  Marek Polacek  <polacek@redhat.com>
4357
4358         * cilk.c (extract_free_variables): Use is_global_var.
4359
4360 2015-06-23  Richard Sandiford  <richard.sandiford@arm.com>
4361
4362         * c-common.c: Don't include target-def.h.
4363
4364 2015-06-23  Marek Polacek  <polacek@redhat.com>
4365
4366         * c-common.c (warn_logical_operator): Use tree_int_cst_equal
4367         when comparing INTEGER_CSTs.
4368
4369 2015-06-22  Pierre-Marie de Rodat  <derodat@adacore.com>
4370
4371         * c-ada-spec.h (cpp_operation): Add HAS_DEPENDENT_TEMPLATE_ARGS.
4372         * c-ada-spec.c (collect_ada_nodes): Skip NAMESPACE_DECL
4373         (dump_ada_template): Skip partially specialized types.
4374
4375 2015-06-22  Mikhail Maltsev  <maltsevm@gmail.com>
4376
4377         * c-common.c (scalar_to_vector): Use std::swap instead of manually
4378         swapping.
4379
4380 2015-06-17  Andrew MacLeod  <amacleod@redhat.com>
4381
4382         * array-notation-common.c: Do not include input.h, line-map.h or is-a.h.
4383         * c-ada-spec.c: Likewise.
4384         * c-cilkplus.c: Likewise.
4385         * c-common.c: Likewise.
4386         * c-common.h: Likewise.
4387         * c-cppbuiltin.c: Likewise.
4388         * c-dump.c: Likewise.
4389         * c-format.c: Likewise.
4390         * c-gimplify.c: Likewise.
4391         * c-indentation.c: Likewise.
4392         * c-lex.c: Likewise.
4393         * c-omp.c: Likewise.
4394         * c-opts.c: Likewise.
4395         * c-pch.c: Likewise.
4396         * c-ppoutput.c: Likewise.
4397         * c-pragma.c: Likewise.
4398         * c-pretty-print.c: Likewise.
4399         * c-semantics.c: Likewise.
4400         * c-ubsan.c: Likewise.
4401         * cilk.c: Likewise.
4402         * stub-objc.c: Likewise.
4403
4404 2015-06-13  Patrick Palka  <ppalka@gcc.gnu.org>
4405
4406         PR c++/65168
4407         * c-common.c (c_common_truthvalue_conversion): Warn when
4408         converting an address of a reference to a truth value.
4409
4410 2015-06-08  Andrew MacLeod  <amacleod@redhat.com>
4411
4412         * array-notation-common.c : Adjust include files.
4413         * c-ada-spec.c : Likewise.
4414         * c-cilkplus.c : Likewise.
4415         * c-common.c : Likewise.
4416         * c-common.h : Likewise.
4417         * c-cppbuiltin.c : Likewise.
4418         * c-dump.c : Likewise.
4419         * c-format.c : Likewise.
4420         * c-gimplify.c : Likewise.
4421         * c-indentation.c : Likewise.
4422         * c-lex.c : Likewise.
4423         * c-omp.c : Likewise.
4424         * c-opts.c : Likewise.
4425         * c-pch.c : Likewise.
4426         * c-ppoutput.c : Likewise.
4427         * c-pragma.c : Likewise.
4428         * c-pretty-print.c : Likewise.
4429         * c-semantics.c : Likewise.
4430         * c-ubsan.c : Likewise.
4431         * cilk.c : Likewise.
4432         * stub-objc.c : Likewise.
4433
4434 2015-06-08  Marek Polacek  <polacek@redhat.com>
4435
4436         PR c/66415
4437         * c-format.c (location_from_offset): Return LOC if LINE is null.
4438
4439 2015-06-05  Aldy Hernandez  <aldyh@redhat.com>
4440
4441         * c-common.h (c_parse_final_cleanups): New prototype.
4442         * c-opts.c (c_common_parse_file): Call c_parse_final_cleanups.
4443
4444 2015-06-04  Sriraman Tallam  <tmsriram@google.com>
4445
4446         * c-common.c (noplt): New attribute.
4447         (handle_noplt_attribute): New handler.
4448
4449 2015-06-04  Andrew MacLeod  <amacleod@redhat.com>
4450
4451         * array-notation-common.c: Adjust includes for restructured coretypes.h.
4452         * c-ada-spec.c: Likewise.
4453         * c-cilkplus.c: Likewise.
4454         * c-common.c: Likewise.
4455         * c-common.h: Likewise.
4456         * c-cppbuiltin.c: Likewise.
4457         * c-dump.c: Likewise.
4458         * c-format.c: Likewise.
4459         * c-gimplify.c: Likewise.
4460         * c-indentation.c: Likewise.
4461         * c-lex.c: Likewise.
4462         * c-omp.c: Likewise.
4463         * c-opts.c: Likewise.
4464         * c-pch.c: Likewise.
4465         * c-ppoutput.c: Likewise.
4466         * c-pragma.c: Likewise.
4467         * c-pretty-print.c: Likewise.
4468         * c-semantics.c: Likewise.
4469         * c-ubsan.c: Likewise.
4470         * cilk.c: Likewise.
4471         * stub-objc.c: Likewise.
4472
4473 2015-06-02  David Malcolm  <dmalcolm@redhat.com>
4474
4475         PR c/66220:
4476         * c-indentation.c (should_warn_for_misleading_indentation): Use
4477         expand_location rather than expand_location_to_spelling_point.
4478         Don't warn if the guarding statement is more indented than the
4479         next/body stmts.
4480
4481 2015-06-02  David Malcolm  <dmalcolm@redhat.com>
4482
4483         * c-indentation.c (warn_for_misleading_indentation): Bail out
4484         immediately if -Wmisleading-indentation isn't enabled.
4485
4486 2015-06-01  Martin Liska  <mliska@suse.cz>
4487
4488         * c-format.c (check_format_arg):Use new type-based pool allocator.
4489         (check_format_info_main) Likewise.
4490
4491 2015-05-31  Eric Botcazou  <ebotcazou@adacore.com>
4492
4493         * c-ada-spec.c (is_tagged_type): Test for TYPE_METHODS on main variant.
4494         (has_nontrivial_methods): Likewise.
4495
4496 2015-05-25  Marek Polacek  <polacek@redhat.com>
4497
4498         * c-ubsan.c (ubsan_instrument_shift): Use type0.
4499
4500 2015-05-22  Marek Polacek  <polacek@redhat.com>
4501
4502         PR c/47043
4503         * c-common.c (handle_deprecated_attribute): Allow CONST_DECL.
4504
4505 2015-05-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4506
4507         * c-cppbuiltin.c (c_cpp_builtins): Use if instead of #if with
4508         STACK_GROWS_DOWNWARD.
4509
4510 2015-05-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
4511
4512         * c-cppbuiltin.c (c_cpp_builtins): Check the value of
4513         STACK_GROWS_DOWNWARD rather than if it is defined.
4514
4515 2015-05-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4516
4517         PR c/52952
4518         * c-format.c (location_column_from_byte_offset): New.
4519         (location_from_offset): New.
4520         (struct format_wanted_type): Add offset_loc field.
4521         (check_format_info): Move handling of location for extra arguments
4522         closer to the point of warning.
4523         (check_format_info_main): Pass the result of location_from_offset
4524         to warning_at.
4525         (format_type_warning): Pass the result of location_from_offset
4526         to warning_at.
4527
4528 2015-05-20  Marek Polacek  <polacek@redhat.com>
4529
4530         * c-omp.c (check_omp_for_incr_expr): Use BINARY_CLASS_P.
4531
4532 2015-05-20  Marek Polacek  <polacek@redhat.com>
4533
4534         * c-ada-spec.c (dump_sloc): Use DECL_P.
4535
4536 2015-05-20  Marek Polacek  <polacek@redhat.com>
4537
4538         * c-pragma.c: Use VAR_OR_FUNCTION_DECL_P throughout.
4539         * c-common.c: Likewise.
4540
4541 2015-05-19  David Malcolm  <dmalcolm@redhat.com>
4542
4543         * c-common.h (fe_file_change): Strengthen param from
4544         const line_map * to const line_map_ordinary *.
4545         (pp_file_change): Likewise.
4546         * c-lex.c (fe_file_change): Likewise.
4547         (cb_define): Use linemap_check_ordinary when invoking
4548         SOURCE_LINE.
4549         (cb_undef): Likewise.
4550         * c-opts.c (c_finish_options): Use linemap_check_ordinary when
4551         invoking cb_file_change.
4552         (c_finish_options): Likewise.
4553         (push_command_line_include): Likewise.
4554         (cb_file_change): Strengthen param "new_map" from
4555         const line_map * to const line_map_ordinary *.
4556         * c-ppoutput.c (cb_define): Likewise for local "map".
4557         (pp_file_change): Likewise for param "map" and local "from".
4558
4559 2015-05-19  Mikhail Maltsev  <maltsevm@gmail.com>
4560
4561         * c-common.c (shorten_compare): Use std::swap instead of explicit swaps.
4562
4563 2015-05-18  Tom de Vries  <tom@codesourcery.com>
4564
4565         * c-common.c (build_va_arg_1): New function.
4566         (build_va_arg): Add address operator to va_list operand if necessary.
4567
4568 2015-05-15  Mikhail Maltsev  <maltsevm@gmail.com>
4569
4570         PR c/48956
4571         * c-common.c (int_safely_convertible_to_real_p): Define.
4572         (unsafe_conversion_p): Check conversions involving complex types.
4573         (conversion_warning): Add new warning message for conversions which
4574         discard imaginary component.
4575         * c-common.h: (enum conversion_safety): Add new enumerator for such
4576         conversions.
4577
4578 2015-05-14  Marek Polacek  <polacek@redhat.com>
4579
4580         PR c/66066
4581         PR c/66127
4582         * c-common.c (c_fully_fold): Pass false down to c_fully_fold_internal.
4583         (c_fully_fold_internal): Fold C_MAYBE_CONST_EXPRs with
4584         C_MAYBE_CONST_EXPR_INT_OPERANDS set.  Add FOR_INT_CONST argument and
4585         use it.  If FOR_INT_CONST, require that all evaluated operands be
4586         INTEGER_CSTs.
4587
4588 2015-05-12  David Malcolm  <dmalcolm@redhat.com>
4589
4590         * c-common.h (warn_for_misleading_indentation): New prototype.
4591         * c-indentation.c: New file.
4592         * c.opt (Wmisleading-indentation): New option.
4593
4594 2015-05-12  Tom de Vries  <tom@codesourcery.com>
4595
4596         PR tree-optimization/66010
4597         * c-common.c (build_va_arg): Don't mark ap addressable unless necessary.
4598
4599 2015-05-09  Jason Merrill  <jason@redhat.com>
4600
4601         * c-opts.c (c_common_post_options): Also clear
4602         cpp_opts->cpp_warn_cxx11_compat.
4603
4604         * c-common.h (enum cxx_dialect): Add cxx_unset.
4605         * c-common.c (cxx_dialect): Initialize to cxx_unset.
4606         * c-opts.c (c_common_post_options): Set C++ dialect to C++98 if unset.
4607
4608         * c.opt (std=c++14): Remove Undocumented flag and experimental warning.
4609         (std=gnu++0x): Mark as Undocumented.
4610         (std=gnu++1y): Add deprecated message.
4611
4612 2015-05-08  Jason Merrill  <jason@redhat.com>
4613
4614         * c.opt (Wc++11-compat): Make primary.  Rename var warn_cxx11_compat.
4615         * c-opts.c: Adjust.
4616
4617         * c.opt (Wc++0x-compat): Also set cpp_warn_cxx11_compat.
4618
4619 2015-05-08  Marek Polacek  <polacek@redhat.com>
4620
4621         PR c/64918
4622         * c.opt (Woverride-init-side-effects): New option.
4623
4624 2015-05-07  Marek Polacek  <polacek@redhat.com>
4625
4626         PR c/65179
4627         * c-common.c (c_fully_fold_internal): Warn when left shifting a
4628         negative value.
4629         * c.opt (Wshift-negative-value): New option.
4630         * c-opts.c (c_common_post_options): Set warn_shift_negative_value
4631         when -Wextra and C99/C++11 mode.
4632
4633 2015-05-07  Marek Polacek  <polacek@redhat.com>
4634             Martin Uecker  <uecker@eecs.berkeley.edu>
4635
4636         * c-ubsan.c (ubsan_instrument_bounds): Don't skip instrumenting
4637         flexible member array-like members if SANITIZE_BOUNDS_STRICT.
4638
4639 2015-05-05  Jason Merrill  <jason@redhat.com>
4640
4641         * c.opt (Wterminate): New.
4642
4643 2015-04-30  Marek Polacek  <polacek@redhat.com>
4644
4645         * c-common.c (maybe_warn_bool_compare): When comparing with 0/1,
4646         require that the non-constant be of a boolean type.
4647
4648 2015-04-29  Josh Triplett  <josh@joshtriplett.org>
4649
4650         * c-common.c (handle_section_attribute): Refactor to reduce
4651         nesting and distinguish between error cases.
4652
4653 2015-04-29  Marek Polacek  <polacek@redhat.com>
4654
4655         PR c/64610
4656         * c-common.c (maybe_warn_bool_compare): Warn when comparing a boolean
4657         with 0/1.
4658
4659 2015-04-29  Jakub Jelinek  <jakub@redhat.com>
4660
4661         * c-common.h (omp_clause_mask): Unconditionally define as a class.
4662         Use uint64_t instead of unsigned HOST_WIDE_INT and 64 instead of
4663         HOST_BITS_PER_WIDE_INT.
4664
4665 2015-04-28  Tom de Vries  <tom@codesourcery.com>
4666
4667         PR tree-optimization/65887
4668         * c-common.c (build_va_arg): Mark va_arg ap argument as addressable.
4669
4670 2015-04-28  Eric Botcazou  <ebotcazou@adacore.com>
4671             Pierre-Marie de Rodat  <derodat@adacore.com>
4672
4673         * c-ada-spec.c (in_function): Delete.
4674         (dump_generic_ada_node): Do not change in_function and remove the
4675         redundant code dealing with it.
4676         (print_ada_declaration): Do not change in_function.  Use INDENT_INCR.
4677         (print_ada_methods): Output the static member functions in a nested
4678         package after the regular methods as well as associated renamings.
4679
4680 2015-04-24  Marek Polacek  <polacek@redhat.com>
4681
4682         PR c/65830
4683         * c-common.c (c_fully_fold_internal): Use OPT_Wshift_count_negative
4684         and OPT_Wshift_count_overflow.
4685
4686         PR c/63357
4687         * c-common.c (warn_logical_operator): Warn if the operands have the
4688         same expressions.
4689
4690 2015-04-24  Marek Polacek  <polacek@redhat.com>
4691
4692         PR c/61534
4693         * c-common.c (warn_logical_operator): Bail if either operand comes
4694         from a macro expansion.
4695
4696 2015-04-10  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
4697
4698         PR target/55143
4699         * c-common.c (c_default_pointer_mode): Add definition.
4700         * c-common.h (c_default_pointer_mode): Add declaration.
4701
4702 2015-03-11  Jakub Jelinek  <jakub@redhat.com>
4703
4704         * c-common.c (c_common_nodes_and_builtins): Don't call xstrdup
4705         on record_builtin_type argument.
4706
4707 2015-03-10  Jakub Jelinek  <jakub@redhat.com>
4708
4709         PR c/65120
4710         * c-common.c (warn_logical_not_parentheses): Don't warn for
4711         !x == 0 or !x != 0.
4712
4713 2015-03-07  Marek Polacek  <polacek@redhat.com>
4714
4715         PR sanitizer/65280
4716         * c-ubsan.c (ubsan_instrument_bounds): Check for COMPONENT_REF
4717         before trying to figure out whether we have a flexible array member.
4718
4719 2015-03-06  Eric Botcazou  <ebotcazou@adacore.com>
4720             Jonathan Wakely  <jwakely.gcc@gmail.com>
4721
4722         * c-ada-spec.c (dump_ada_double_name): Fix pasto.
4723
4724 2015-03-05  Eric Botcazou  <ebotcazou@adacore.com>
4725
4726         PR ada/65319
4727         * c-ada-spec.c (print_destructor): Remove obsolete code.
4728
4729 2015-03-01  Eric Botcazou  <ebotcazou@adacore.com>
4730
4731         * c-ada-spec.c (is_tagged_type): Add guard for DECL_VINDEX.
4732         (dump_template_types): Adjust DECL_TEMPLATE_INSTANTIATIONS and
4733         DECL_TEMPLATE_RESULT emulations.
4734         (dump_ada_template)): Add guard for TYPE_METHODS.
4735
4736 2015-02-27  Marek Polacek  <polacek@redhat.com>
4737
4738         PR c/65040
4739         * c.opt (Wformat-signedness): Don't enable by -Wformat=2.
4740
4741 2015-02-27  Kai Tietz  <ktietz@redhat.com>
4742
4743         PR c/35330
4744         * c-pragma.c (handle_pragma_weak): Do not try to create
4745         weak/alias of declarations not being function, or variable
4746         declarations.
4747
4748 2015-02-24  Thomas Schwinge  <thomas@codesourcery.com>
4749
4750         PR libgomp/64625
4751         * c-common.c (DEF_FUNCTION_TYPE_VAR_8, DEF_FUNCTION_TYPE_VAR_12):
4752         Remove macros.
4753         (DEF_FUNCTION_TYPE_VAR_7, DEF_FUNCTION_TYPE_VAR_11): New macros.
4754
4755 2015-02-16  Marek Polacek  <polacek@redhat.com>
4756
4757         PR c/65066
4758         * c-format.c (check_format_types): Handle null param.
4759
4760 2015-02-13  Marek Polacek  <polacek@redhat.com>
4761
4762         PR c/65040
4763         * c-format.c (check_format_types): Don't warn about different
4764         signedness if the original value is in the range of WANTED_TYPE.
4765
4766 2015-02-12  Jason Merrill  <jason@redhat.com>
4767
4768         PR c++/64956
4769         * c-opts.c (c_common_post_options): Change flag_abi_version from 0
4770         to the current highest version.
4771         * c-cppbuiltin.c (c_cpp_builtins): Assert that it isn't 0.
4772
4773 2015-02-04  Jakub Jelinek  <jakub@redhat.com>
4774
4775         PR c/64824
4776         PR c/64868
4777         * c-omp.c (c_finish_omp_atomic): Use TRUNC_DIV_EXPR
4778         instead of RDIV_EXPR.  Use build_binary_op instead of
4779         build2_loc.
4780
4781 2015-01-30  Joseph Myers  <joseph@codesourcery.com>
4782
4783         * c-opts.c, c-pch.c, cppspec.c: All callers of fatal_error changed
4784         to pass input_location as first argument.
4785
4786 2015-01-23  Tom de Vries  <tom@codesourcery.com>
4787
4788         PR libgomp/64672
4789         * c.opt (fopenacc): Mark as LTO option.
4790
4791 2015-01-23  Tom de Vries  <tom@codesourcery.com>
4792
4793         PR libgomp/64707
4794         * c.opt (fopenmp): Mark as LTO option.
4795
4796 2015-01-21  Jakub Jelinek  <jakub@redhat.com>
4797
4798         PR c/63307
4799         * cilk.c (fill_decls_vec): Only put decls into vector v.
4800         (compare_decls): Fix up formatting.
4801
4802 2015-01-21  Igor Zamyatin  <igor.zamyatin@intel.com>
4803
4804         PR c/63307
4805         * cilk.c: Include vec.h.
4806         (struct cilk_decls): New structure.
4807         (wrapper_parm_cb): Split this function to...
4808         (fill_decls_vec): ...this...
4809         (create_parm_list): ...and this.
4810         (compare_decls): New function.
4811         (for_local_cb): Remove.
4812         (wrapper_local_cb): Ditto.
4813         (build_wrapper_type): For now first traverse and fill vector of
4814         declarations then sort it and then deal with sorted vector.
4815         (cilk_outline): Ditto.
4816         (declare_one_free_variable): Ditto.
4817
4818 2015-01-21  Jason Merrill  <jason@redhat.com>
4819
4820         PR c++/64629
4821         * c-format.c (check_format_arg): Call decl_constant_value.
4822
4823 2015-01-19  Martin Liska  <mliska@suse.cz>
4824
4825         * c-common.c (handle_noicf_attribute): New function.
4826
4827 2015-01-15  Thomas Schwinge  <thomas@codesourcery.com>
4828             Bernd Schmidt  <bernds@codesourcery.com>
4829             James Norris  <jnorris@codesourcery.com>
4830             Cesar Philippidis  <cesar@codesourcery.com>
4831             Ilmir Usmanov  <i.usmanov@samsung.com>
4832             Jakub Jelinek  <jakub@redhat.com>
4833
4834         * c.opt (fopenacc): New option.
4835         * c-cppbuiltin.c (c_cpp_builtins): Conditionally define _OPENACC.
4836         * c-common.c (DEF_FUNCTION_TYPE_VAR_8, DEF_FUNCTION_TYPE_VAR_12):
4837         New macros.
4838         * c-common.h (c_finish_oacc_wait): New prototype.
4839         * c-omp.c: Include "omp-low.h" and "gomp-constants.h".
4840         (c_finish_oacc_wait): New function.
4841         * c-pragma.c (oacc_pragmas): New variable.
4842         (c_pp_lookup_pragma, init_pragma): Handle it.
4843         * c-pragma.h (enum pragma_kind): Add PRAGMA_OACC_CACHE,
4844         PRAGMA_OACC_DATA, PRAGMA_OACC_ENTER_DATA, PRAGMA_OACC_EXIT_DATA,
4845         PRAGMA_OACC_KERNELS, PRAGMA_OACC_LOOP, PRAGMA_OACC_PARALLEL,
4846         PRAGMA_OACC_UPDATE, PRAGMA_OACC_WAIT.
4847         (enum pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_ASYNC,
4848         PRAGMA_OACC_CLAUSE_AUTO, PRAGMA_OACC_CLAUSE_COLLAPSE,
4849         PRAGMA_OACC_CLAUSE_COPY, PRAGMA_OACC_CLAUSE_COPYIN,
4850         PRAGMA_OACC_CLAUSE_COPYOUT, PRAGMA_OACC_CLAUSE_CREATE,
4851         PRAGMA_OACC_CLAUSE_DELETE, PRAGMA_OACC_CLAUSE_DEVICE,
4852         PRAGMA_OACC_CLAUSE_DEVICEPTR, PRAGMA_OACC_CLAUSE_FIRSTPRIVATE,
4853         PRAGMA_OACC_CLAUSE_GANG, PRAGMA_OACC_CLAUSE_HOST,
4854         PRAGMA_OACC_CLAUSE_IF, PRAGMA_OACC_CLAUSE_NUM_GANGS,
4855         PRAGMA_OACC_CLAUSE_NUM_WORKERS, PRAGMA_OACC_CLAUSE_PRESENT,
4856         PRAGMA_OACC_CLAUSE_PRESENT_OR_COPY,
4857         PRAGMA_OACC_CLAUSE_PRESENT_OR_COPYIN,
4858         PRAGMA_OACC_CLAUSE_PRESENT_OR_COPYOUT,
4859         PRAGMA_OACC_CLAUSE_PRESENT_OR_CREATE, PRAGMA_OACC_CLAUSE_PRIVATE,
4860         PRAGMA_OACC_CLAUSE_REDUCTION, PRAGMA_OACC_CLAUSE_SELF,
4861         PRAGMA_OACC_CLAUSE_SEQ, PRAGMA_OACC_CLAUSE_VECTOR,
4862         PRAGMA_OACC_CLAUSE_VECTOR_LENGTH, PRAGMA_OACC_CLAUSE_WAIT,
4863         PRAGMA_OACC_CLAUSE_WORKER.
4864
4865 2015-01-14  Marcos Diaz  <marcos.diaz@tallertechnologies.com>
4866
4867         * c-cppbuiltin.c (c_cpp_builtins): New cpp define __SSP_EXPLICIT__
4868         for the new option fstack-protector_explicit.
4869         * c-common.c (c_common_attribute_table): Add stack_protect attribute.
4870         (handle_stack_protect_attribute): New function.
4871
4872 2015-01-13  Martin Uecker  <uecker@eecs.berkeley.edu>
4873
4874         * c.opt: New option -Warray-bounds=.
4875
4876 2015-01-09  Michael Collison  <michael.collison@linaro.org>
4877
4878         * array-notation-common.c: Include hash-set.h, machmode.h,
4879         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
4880         fold-const.h, wide-int.h, and inchash.h due to flattening of tree.h.
4881         * c-ada-spec.c: Ditto.
4882         * c-cilkplus.c: Ditto.
4883         * c-common.c: Include input.h due to flattening of tree.h.
4884         Define macro GCC_C_COMMON_C.
4885         * c-common.h: Flatten tree.h header files into c-common.h.
4886         Remove include of tree-core.h.
4887         * c-cppbuiltin.c: Include hash-set.h, machmode.h,
4888         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
4889         fold-const.h, wide-int.h, and inchash.h due to
4890         flattening of tree.h.
4891         * c-dump.c: Ditto.
4892         * c-format.c: Flatten tree.h header files into c-common.h.
4893         * c-cppbuiltin.c: Include hash-set.h, machmode.h,
4894         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
4895         fold-const.h, wide-int.h, and inchash.h due to
4896         flattening of tree.h.
4897         * c-dump.c: Include hash-set.h, machmode.h,
4898         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
4899         fold-const.h, wide-int.h, and inchash.h due to
4900         flattening of tree.h.
4901         * c-format.c: Include hash-set.h, machmode.h,
4902         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
4903         fold-const.h, wide-int.h, inchash.h and real.h due to
4904         flattening of tree.h.
4905         * c-gimplify.c: Include hash-set.h, machmode.h,
4906         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
4907         fold-const.h, wide-int.h, and inchash.h due to
4908         flattening of tree.h.
4909         * cilk.c: Ditto.
4910         * c-lex.c: Ditto.
4911         * c-omp.c: Ditto.
4912         * c-opts.c: Ditto.
4913         * c-pch.c: Ditto.
4914         * c-ppoutput.c: Ditto.
4915         * c-pragma.c: Ditto.
4916         * c-pretty-print.c: Ditto.
4917         * c-semantics.c: Ditto.
4918         * c-ubsan.c: Ditto.
4919         * stub-objc.c: Ditto.
4920
4921 2015-01-08  Jason Merrill  <jason@redhat.com>
4922
4923         * c-ubsan.c (ubsan_maybe_instrument_array_ref): Use
4924         do_ubsan_in_current_function.
4925         (ubsan_maybe_instrument_reference_or_call): Likewise.
4926         * c-ubsan.h: Declare it.
4927
4928 2015-01-08  Mike Stump  <mikestump@comcast.net>
4929
4930         * c-common.c (c_common_attribute_table): Add no_sanitize_thread.
4931
4932 2015-01-07  Marek Polacek  <polacek@redhat.com>
4933
4934         PR c/64440
4935         * c-common.c (c_fully_fold_internal): Warn for division and modulo
4936         if orig_op1 isn't INTEGER_CST, op1 is INTEGER_CST and is zero.
4937
4938 2015-01-05  Trevor Saunders  <tsaunders@mozilla.com>
4939
4940         PR c++/31397
4941         * c.opt (Wsuggest-override): New option.
4942
4943 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
4944
4945         Update copyright years.
4946
4947 2015-01-05  Marek Polacek  <polacek@redhat.com>
4948
4949         PR c/64423
4950         * c-common.c (warn_array_subscript_with_type_char): Add location_t
4951         parameter.  Use it.
4952         * c-common.h (warn_array_subscript_with_type_char): Update
4953         declaration.
4954
4955 2014-12-20  Edward Smith-Rowland  <3dw4rd@verizon.net>
4956
4957         * c-cppbuiltin.c (__cpp_sized_deallocation): Uncomment and move macro.
4958         Control macro with flag_sized_deallocation.
4959
4960 2014-12-20  Martin Uecker  <uecker@eecs.berkeley.edu>
4961
4962         * c.opt (Wdiscarded-array-qualifiers): New option.
4963
4964 2014-12-19  Jakub Jelinek  <jakub@redhat.com>
4965
4966         PR preprocessor/63831
4967         * c-cppbuiltin.c (c_cpp_builtins): Don't define __has_attribute
4968         and __has_cpp_attribute here.
4969         * c-ppoutput.c (init_pp_output): Set cb->has_attribute to
4970         c_common_has_attribute.
4971         * c-common.h (c_common_has_attribute): New prototype.
4972         * c-lex.c (init_c_lex): Set cb->has_attribute to
4973         c_common_has_attribute instead of cb_has_attribute.
4974         (get_token_no_padding): New function.
4975         (cb_has_attribute): Renamed to ...
4976         (c_common_has_attribute): ... this.  No longer static.  Use
4977         get_token_no_padding, require ()s, don't build TREE_LIST
4978         unnecessarily, fix up formatting, adjust diagnostics, call
4979         init_attributes.
4980
4981 2014-12-15  Jason Merrill  <jason@redhat.com>
4982
4983         * c.opt (-fsized-deallocation, -Wc++14-compat): New.
4984         (-Wsized-deallocation): New.
4985         * c-opts.c (c_common_post_options): -fsized-deallocation defaults
4986         to on in C++14 and up.
4987
4988 2014-12-11  Jason Merrill  <jason@redhat.com>
4989
4990         * c-cppbuiltin.c (c_cpp_builtins): Enable C++14 __cpp_constexpr.
4991
4992         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_runtime_arrays if
4993         we aren't complaining about VLAs.
4994
4995 2014-12-06  Marek Polacek  <polacek@redhat.com>
4996
4997         PR tree-optimization/64183
4998         * c-gimplify.c (c_gimplify_expr): Don't convert the RHS of a
4999         shift-expression if it is integer_type_node.  Use types_compatible_p.
5000
5001 2014-11-29  Jakub Jelinek  <jakub@redhat.com>
5002
5003         * c-common.c (convert_vector_to_pointer_for_subscript): Remove NULL
5004         last argument from create_tmp_var_raw and create_tmp_var calls.
5005         * cilk.c (gimplify_cilk_spawn): Likewise.
5006         * c-omp.c (c_finish_omp_atomic): Likewise.
5007
5008 2014-11-28  Marek Polacek  <polacek@redhat.com>
5009
5010         * c-ubsan.c (ubsan_instrument_shift): Use op1_utype for MINUS_EXPR
5011         instead of unsigned_type_node.
5012
5013 2014-11-28  Marek Polacek  <polacek@redhat.com>
5014
5015         PR c/63862
5016         * c-ubsan.c (ubsan_instrument_shift): Change the type of a MINUS_EXPR
5017         to op1_utype.
5018         * c-gimplify.c (c_gimplify_expr): Convert right operand of a shift
5019         expression to unsigned_type_node.
5020
5021 2014-11-20  Mark Wielaard  <mjw@redhat.com>
5022
5023         PR debug/38757
5024         * c-opts.c (set_std_c89): Set lang_hooks.name.
5025         (set_std_c99): Likewise.
5026         (set_std_c11): Likewise.
5027         (set_std_cxx98): Likewise.
5028         (set_std_cxx11): Likewise.
5029         (set_std_cxx14): Likewise.
5030         (set_std_cxx1z): Likewise.
5031
5032 2014-11-21  Jakub Jelinek  <jakub@redhat.com>
5033
5034         PR target/63764
5035         * c-common.h (convert_vector_to_pointer_for_subscript): Change
5036         return type to bool.
5037         * c-common.c: Include gimple-expr.h.
5038         (convert_vector_to_pointer_for_subscript): Change return type to
5039         bool.  If *vecp is not lvalue_p and has VECTOR_TYPE, return true
5040         and copy it into a TARGET_EXPR and use that instead of *vecp
5041         directly.
5042
5043 2014-11-19  David Malcolm  <dmalcolm@redhat.com>
5044
5045         Merger of git branch "gimple-classes-v2-option-3".
5046         * ChangeLog.gimple-classes: New.
5047         * c-gimplify.c (add_block_to_enclosing): Strengthen local "stack"
5048         from being just a vec<gimple> to a vec<gbind *>.
5049
5050 2014-11-18  Jakub Jelinek  <jakub@redhat.com>
5051
5052         PR sanitizer/63813
5053         * c-ubsan.c (ubsan_maybe_instrument_reference_or_call): Change type
5054         argument to ptype, set type to TREE_TYPE (ptype).  Don't call
5055         get_pointer_alignment for non-pointers.  Use ptype, or if it is
5056         reference type, corresponding pointer type, as type of kind
5057         argument.
5058         (ubsan_maybe_instrument_reference,
5059         ubsan_maybe_instrument_member_call): Adjust callers.
5060
5061 2014-11-15  Marek Polacek  <polacek@redhat.com>
5062
5063         PR middle-end/63884
5064         * array-notation-common.c (is_sec_implicit_index_fn): Return false
5065         for NULL fndecl.
5066         (extract_array_notation_exprs): Return for NULL node.
5067
5068 2014-11-12  Joseph Myers  <joseph@codesourcery.com>
5069
5070         * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Define and
5071         undefine __NO_MATH_ERRNO__ based on changes to -fmath-errno state.
5072
5073 2014-11-12  Jakub Jelinek  <jakub@redhat.com>
5074
5075         PR c/59708
5076         * c-common.c (check_builtin_function_arguments): Handle
5077         BUILT_IN_{ADD,SUB,MUL}_OVERFLOW.
5078
5079 2014-11-10  Andi Kleen  <ak@linux.intel.com>
5080
5081         PR c/60804
5082         * c-common.h (check_no_cilk): Declare.
5083         * cilk.c (get_error_location): New function.
5084         (check_no_cilk): Dito.
5085
5086 2014-11-10  Andi Kleen  <ak@linux.intel.com>
5087
5088         * cilk.c (recognize_spawn): Use expression location
5089         for error message.
5090
5091 2014-11-10  Paolo Carlini  <paolo.carlini@oracle.com>
5092
5093         * c.opt ([Wshift-count-negative, Wshift-count-overflow]): Add.
5094
5095 2014-11-10  Edward Smith-Rowland  <3dw4rd@verizon.net>
5096
5097         * c-cppbuiltin.c (__has_attribute, __has_cpp_attribute): New macros;
5098         (__cpp_rtti, __cpp_exceptions): New macros for C++98;
5099         (__cpp_range_based_for, __cpp_initializer_lists,
5100         __cpp_delegating_constructors, __cpp_nsdmi,
5101         __cpp_inheriting_constructors, __cpp_ref_qualifiers): New macros
5102         for C++11; (__cpp_attribute_deprecated): Remove in favor of
5103         __has_cpp_attribute.
5104         * c-lex.c (cb_has_attribute): New callback CPP function;
5105         (init_c_lex): Set has_attribute callback.
5106
5107 2014-11-04  Richard Biener  <rguenther@suse.de>
5108
5109         * c-common.c (shorten_compare): Do not shorten mixed
5110         DFP and non-DFP compares.
5111
5112 2014-11-01  Edward Smith-Rowland  <3dw4rd@verizon.net>
5113
5114         * g++.dg/cpp1y/feat-cxx11.C: Commentary and rearrangement of tests.
5115         * g++.dg/cpp1y/feat-cxx11-neg.C: Add aggregate NSDMI test.
5116         Commentary and rearrangement of tests.
5117         * g++.dg/cpp1y/feat-cxx14.C: Enable aggregate NSDMI test.
5118         Commentary and rearrangement of tests.
5119         * g++.dg/cpp1y/feat-cxx98-neg.C: Ditto
5120         * g++.dg/cpp1y/feat-cxx98.C: Commentary.
5121
5122 2014-10-29  Richard Sandiford  <richard.sandiford@arm.com>
5123
5124         * c-common.c, c-common.h, c-cppbuiltin.c, c-lex.c: Remove redundant
5125         enum from machine_mode.
5126
5127 2014-10-28  Andrew MacLeod  <amacleod@redhat.com>
5128
5129         * c-common.c: Adjust include files.
5130         * c-gimplify.c: Ditto.
5131         * cilk.c: Ditto.
5132         * c-pragma.c: Ditto.
5133         * c-ubsan.c: Ditto.
5134
5135 2014-10-27  Andrew MacLeod  <amacleod@redhat.com>
5136
5137         * c-gimplify.c: Adjust include files.
5138
5139 2014-10-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5140
5141         PR c++/53061
5142         * c-opts.c (c_common_diagnostics_set_defaults): Renamed from
5143         c_common_initialize_diagnostics.
5144         * c-common.h: Likewise.
5145
5146 2014-10-24  Marek Polacek  <polacek@redhat.com>
5147
5148         PR c/56980
5149         * c-pretty-print.c (c_pretty_printer::simple_type_specifier): Don't
5150         print "struct"/"union"/"enum" for typedefed names.
5151
5152 2014-10-23  Marek Polacek  <polacek@redhat.com>
5153
5154         * c-ubsan.c (ubsan_instrument_shift): Perform the MINUS_EXPR
5155         in unsigned type.
5156
5157 2014-10-22  Jakub Jelinek  <jakub@redhat.com>
5158             Yury Gribov  <y.gribov@samsung.com>
5159
5160         * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift,
5161         ubsan_instrument_vla): Check bits in flag_sanitize_recover bitmask
5162         instead of flag_sanitize_recover as bool flag.
5163
5164 2014-10-21  Kirill Yukhin  <kirill.yukhin@intel.com>
5165
5166         * cilk.c: Revert previous change.
5167
5168 2014-10-20  Igor Zamyatin  <igor.zamyatin@intel.com>
5169
5170         PR c/63307
5171         * cilk.c: Include vec.h.
5172         (struct cilk_decls): New structure.
5173         (wrapper_parm_cb): Split this function to...
5174         (fill_decls_vec): ...this...
5175         (create_parm_list): ...and this.
5176         (compare_decls): New function.
5177         (for_local_cb): Remove.
5178         (wrapper_local_cb): Ditto.
5179         (build_wrapper_type): For now first traverse and fill vector of
5180         declarations then sort it and then deal with sorted vector.
5181         (cilk_outline): Ditto.
5182         (declare_one_free_variable): Ditto.
5183
5184 2014-10-17  Marek Polacek  <polacek@redhat.com>
5185
5186         * c-opts.c (c_common_post_options): Set warn_implicit_int.
5187         * c.opt (Wimplicit-int): Initialize to -1.
5188
5189 2014-10-16  Andrew MacLeod  <amacleod@redhat.com>
5190
5191         * c-pragma.c: Adjust include files.
5192         * c-semantics.c: Likewise.
5193
5194 2014-10-16  DJ Delorie  <dj@redhat.com>
5195
5196         * c-cppbuiltin.c (cpp_atomic_builtins): Don't assume pointers are
5197         multiples of bytes.
5198
5199 2014-10-14  Jason Merrill  <jason@redhat.com>
5200
5201         PR c++/63455
5202         * c-common.h (CPP_PREPARSED_EXPR): New.
5203         (N_CP_TTYPES): Adjust.
5204
5205 2014-10-15  Marek Polacek  <polacek@redhat.com>
5206
5207         * c-opts.c (c_common_init_options): Make -std=gnu11 the default for C.
5208
5209 2014-10-14  DJ Delorie  <dj@redhat.com>
5210
5211         * c-pretty-print.c (pp_c_integer_constant): Check for all __intN
5212         types, not just __int128.
5213         * c-cppbuiltin.c (c_cpp_builtins): Add builtins for all __intN
5214         types, not just __int128.
5215         (cpp_atomic_builtins): Round pointer sizes up.
5216         (type_suffix): Use type precision, not specific types.
5217         * c-common.c (c_common_reswords): Remove __int128 special case.
5218         (c_common_type_for_size): Check for all __intN types, not just
5219         __int128.
5220         (c_common_type_for_mode): Likewise.
5221         (c_common_signed_or_unsigned_type): Likewise.
5222         (c_build_bitfield_integer_type): Likewise.
5223         (c_common_nodes_and_builtins): Likewise.
5224         (keyword_begins_type_specifier): Likewise.
5225         * c-common.h (rid): Remove RID_INT128 and add RID_INT_N_* for all
5226         __intN variants.
5227
5228 2014-10-12  Trevor Saunders  <tsaunders@mozilla.com>
5229
5230         * c-common.c: Use hash_table instead of hashtab.
5231
5232 2014-10-06  Edward Smith-Rowland  <3dw4rd@verizon.net>
5233
5234         * c-cppbuiltin.c: Move __cpp_attribute_deprecated to the
5235         C++11 section.
5236
5237 2014-10-03  Marc Glisse  <marc.glisse@inria.fr>
5238
5239         PR c++/54427
5240         PR c++/57198
5241         PR c++/58845
5242         * c-common.c (warn_logical_operator): Punt for vectors.
5243
5244 2014-10-01  Edward Smith-Rowland  <3dw4rd@verizon.net>
5245
5246         Implement SD-6: SG10 Feature Test Recommendations
5247         * c-cppbuiltin.c (c_cpp_builtins()): Define language feature
5248         macros and the __has_header macro.
5249
5250 2014-09-30  Jason Merrill  <jason@redhat.com>
5251
5252         * c-common.h (enum rid): Add RID_IS_TRIVIALLY_ASSIGNABLE and
5253         RID_IS_TRIVIALLY_CONSTRUCTIBLE.
5254         * c-common.c (c_common_reswords): Add __is_trivially_copyable.
5255
5256         * c-common.h (enum rid): Add RID_IS_TRIVIALLY_COPYABLE.
5257         * c-common.c (c_common_reswords): Add __is_trivially_copyable.
5258
5259         * c-common.h (enum rid): Remove RID_IS_CONVERTIBLE_TO.
5260         * c-common.c (c_common_reswords): Remove __is_convertible_to.
5261
5262 2014-09-24  Marek Polacek  <polacek@redhat.com>
5263
5264         PR c/61405
5265         PR c/53874
5266         * c-common.h (struct c_common_resword): Don't define CPP_KEYWORD.
5267
5268 2014-09-23  Andi Kleen  <ak@linux.intel.com>
5269
5270         * c-common.c (handle_no_reorder_attribute): New function.
5271         (c_common_attribute_table): Add no_reorder attribute.
5272
5273 2014-09-22  Joseph Myers  <joseph@codesourcery.com>
5274
5275         * c-cppbuiltin.c (c_cpp_builtins): Define
5276         __LIBGCC_*_EXCESS_PRECISION__ macros for supported floating-point
5277         modes.
5278
5279 2014-09-18  Joseph Myers  <joseph@codesourcery.com>
5280
5281         * c-cppbuiltin.c (c_cpp_builtins): Define __LIBGCC_*_FUNC_EXT__
5282         for supported floating-point modes.
5283
5284 2014-09-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5285
5286         * c.opt (Wpsabi): Use LangEnabledBy.
5287         * c-opts.c (c_common_handle_option): Do not handle here.
5288
5289 2014-09-12  Joseph Myers  <joseph@codesourcery.com>
5290
5291         * c-cppbuiltin.c (c_cpp_builtins): Define __LIBGCC_HAS_%s_MODE__
5292         macros for floating-point modes.
5293
5294 2014-09-11  Marc Glisse  <marc.glisse@inria.fr>
5295
5296         PR target/58757
5297         * c-cppbuiltin.c (builtin_define_float_constants): Correct
5298         __*_DENORM_MIN__ without denormals.
5299
5300 2014-09-10  Jakub Jelinek  <jakub@redhat.com>
5301
5302         * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift,
5303         ubsan_instrument_vla, ubsan_instrument_return): Adjust
5304         ubsan_create_data callers.
5305         (ubsan_instrument_bounds): Don't emit UBSAN_BOUNDS at all if
5306         index is constant or BIT_AND_EXPR with constant mask and is
5307         small enough for the bound.
5308         * c-gimplify.c (ubsan_walk_array_refs_r): For ADDR_EXPR of
5309         ARRAY_REF, make sure the inner ARRAY_REF is not walked again.
5310
5311 2014-09-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5312
5313         * c.opt: Add CppReason to various flags.
5314         (Wdate-time): Re-sort.
5315         * c-common.c: Include c-common.h earlier.
5316         (struct reason_option_codes_t): Delete.
5317         (c_option_controlling_cpp_error): Prefix global type and struct
5318         with cpp_.
5319
5320 2014-09-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5321
5322         * c.opt (Wnormalized): New.
5323         (Wnormalized=): Use Enum and Reject Negative.
5324         * c-opts.c (c_common_handle_option): Do not handle Wnormalized here.
5325
5326 2014-09-08  Joseph Myers  <joseph@codesourcery.com>
5327
5328         * c-cppbuiltin.c (c_cpp_builtins): Define macros for mantissa
5329         digits of floating-point modes if -fbuilding-libgcc.
5330
5331 2014-09-05  Joseph Myers  <joseph@codesourcery.com>
5332
5333         * c-cppbuiltin.c (c_cpp_builtins): Also define
5334         __LIBGCC_EH_TABLES_CAN_BE_READ_ONLY__,
5335         __LIBGCC_EH_FRAME_SECTION_NAME__, __LIBGCC_JCR_SECTION_NAME__,
5336         __LIBGCC_CTORS_SECTION_ASM_OP__, __LIBGCC_DTORS_SECTION_ASM_OP__,
5337         __LIBGCC_TEXT_SECTION_ASM_OP__, __LIBGCC_INIT_SECTION_ASM_OP__,
5338         __LIBGCC_INIT_ARRAY_SECTION_ASM_OP__,
5339         __LIBGCC_STACK_GROWS_DOWNWARD__,
5340         __LIBGCC_DONT_USE_BUILTIN_SETJMP__,
5341         __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__,
5342         __LIBGCC_DWARF_FRAME_REGISTERS__,
5343         __LIBGCC_EH_RETURN_STACKADJ_RTX__, __LIBGCC_JMP_BUF_SIZE__,
5344         __LIBGCC_STACK_POINTER_REGNUM__ and
5345         __LIBGCC_VTABLE_USES_DESCRIPTORS__ for -fbuilding-libgcc.
5346         (builtin_define_with_value): Handle backslash-escaping in string
5347         macro values.
5348
5349 2014-09-05  Richard Biener  <rguenther@suse.de>
5350
5351         PR middle-end/63148
5352         * c-format.c (check_format_arg): Properly handle
5353         effectively signed POINTER_PLUS_EXPR offset.
5354
5355 2014-09-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5356
5357         * c.opt (Wc90-c99-compat,Wc++-compat,Wcomment,Wendif-labels,
5358         Winvalid-pch,Wlong-long,Wmissing-include-dirs,Wmultichar,Wpedantic,
5359         (Wdate-time,Wtraditional,Wundef,Wvariadic-macros): Add CPP, Var
5360         and Init.
5361         * c-opts.c (c_common_handle_option): Do not handle here.
5362         (sanitize_cpp_opts): Likewise.
5363         * c-common.c (struct reason_option_codes_t): Handle
5364         CPP_W_C90_C99_COMPAT and CPP_W_PEDANTIC.
5365
5366 2014-09-03  Marek Polacek  <polacek@redhat.com>
5367
5368         * c.opt (Wlogical-not-parentheses): Enable by -Wall.
5369
5370 2014-09-02  Jakub Jelinek  <jakub@redhat.com>
5371             Balaji V. Iyer  <balaji.v.iyer@intel.com>
5372             Igor Zamyatin  <igor.zamyatin@intel.com>
5373
5374         * c-cilkplus.c (cilk_for_number_of_iterations): New function.
5375         * c-common.c (c_common_reswords): Added _Cilk_for.
5376         * c-common.h (enum rid): Added RID_CILK_FOR.
5377         (cilk_for_number_of_iterations): Add declaration.
5378         * c-omp.c (c_finish_omp_for): Added checks for CILK_SIMD and
5379         CILK_FOR.
5380         * c-pragma.c (init_pragma): Register "grainsize" pragma.
5381         * c-pragma.h (enum pragma_kind): Add PRAGMA_CILK_GRAINSIZE.
5382
5383 2014-08-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5384
5385         * c.opt (Wbuiltin-macro-redefined,Wdeprecated,Wendif-labels,
5386         Winvalid-pch,Wliteral-suffix,Wmissing-include-dirs,Wtrigraphs,
5387         Wundef): Use CPP, Var and Init.
5388         * c-opts.c (c_common_handle_option): Do not handle the above flags here.
5389
5390 2014-08-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5391
5392         * c.opt (Wbuiltin-macro-redefined): Use CPP, Var and Init.
5393         * c-opts.c (c_common_handle_option): Do not handle here.
5394
5395 2014-08-25  Jason Merrill  <jason@redhat.com>
5396
5397         * c.opt: Change -std=c++1y and -std=gnu++1y to be aliases for
5398         -std=c++14 and -std=gnu++14, rather than the reverse.
5399         * c-opts.c (c_common_handle_option): Change OPT_std_c__1y and
5400         OPT_std_gnu__1y to OPT_std_c__14 and OPT_std_gnu__14.
5401         * c-common.h (cxx_dialect): Remove cxx1y.
5402
5403 2014-08-23  Edward Smith-Rowland  <3dw4rd@verizon.net>
5404
5405         * c-common.h (enum cxx_dialect): Add cxx14.
5406         * c-opts.c (set_std_cxx1y): Rename to set_std_cxx14; Use cxx14.
5407         * c-ubsan.c (ubsan_instrument_shift): Change comment and logic from
5408         cxx_dialect == cxx11 || cxx_dialect == cxx1y to cxx_dialect >= cxx11.
5409
5410 2014-08-22  Jason Merrill  <jason@redhat.com>
5411
5412         * c.opt (std=gnu++17): Fix alias.
5413
5414 2014-08-22  Marek Polacek  <polacek@redhat.com>
5415
5416         PR c++/62199
5417         * c-common.c (warn_logical_not_parentheses): Don't check LHS.  Don't
5418         check for vector types.  Drop LHS argument.
5419         * c-common.h (warn_logical_not_parentheses): Adjust.
5420
5421 2014-08-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5422
5423         * c.opt (Wcomment): Use CPP, Var and LangEnabledBy.
5424         (Wmultichar): Likewise.
5425         (Wdate-time): Use C-family languages instead of Common. Use CPP
5426         and Var.
5427         * c-opts.c (c_common_handle_option): Do not handle the above
5428         options here.
5429         (sanitize_cpp_opts): Likewise.
5430
5431 2014-08-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5432
5433         PR fortran/44054
5434         * c-opts.c: Include tree-diagnostics.h.
5435         (c_diagnostic_finalizer): New.
5436         (c_common_initialize_diagnostics): Use it.
5437
5438 2014-08-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5439
5440         PR preprocessor/51303
5441         * c-common.c (struct reason_option_codes_t option_codes):
5442         Add CPP_W_MISSING_INCLUDE_DIRS. Sort alphabetically.
5443
5444 2014-08-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5445
5446         PR c/60975
5447         PR c/53063
5448         * c.opt (Wvariadic-macros): Use CPP and LangEnabledBy.
5449         * c-opts.c (c_common_handle_option): Call cpp_handle_option_auto.
5450         (c_common_post_options): Call init_global_opts_from_cpp.
5451         (sanitize_cpp_opts): Do not handle Wvariadic-macros here.
5452
5453 2014-08-19  Marek Polacek  <polacek@redhat.com>
5454
5455         PR c++/62153
5456         * c-common.c (maybe_warn_bool_compare): New function.
5457         * c-common.h (maybe_warn_bool_compare): Declare.
5458         * c.opt (Wbool-compare): New option.
5459
5460 2014-08-19  Marek Polacek  <polacek@redhat.com>
5461
5462         * c.opt (Wc99-c11-compat): New option.
5463
5464 2014-08-19  Marek Polacek  <polacek@redhat.com>
5465
5466         * c-opts.c (sanitize_cpp_opts): Make warn_long_long be set according
5467         to warn_c90_c99_compat.
5468         * c.opt (Wc90-c99-compat, Wdeclaration-after-statement): Initialize
5469         to -1.
5470
5471 2014-08-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5472             Steven Bosscher  <steven@gcc.gnu.org>
5473
5474         PR c/52952
5475         * c-format.c: Add extra_arg_loc and format_string_loc to struct
5476         format_check_results.
5477         (check_function_format): Use true and add comment for boolean
5478         argument.
5479         (finish_dollar_format_checking): Use explicit location when warning.
5480         (check_format_info): Likewise.
5481         (check_format_arg): Set extra_arg_loc and format_string_loc.
5482         (check_format_info_main): Use explicit location when warning.
5483         (check_format_types): Pass explicit location.
5484         (format_type_warning): Likewise.
5485
5486 2014-08-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
5487
5488         PR fortran/44054
5489         * c-format.c: Handle Fortran flags.
5490
5491 2014-08-12  Igor Zamyatin  <igor.zamyatin@intel.com>
5492
5493         PR other/61962
5494         * array-notation-common.c (find_rank): Added handling for other
5495         types of references.
5496
5497 2014-08-10  Marek Polacek  <polacek@redhat.com>
5498
5499         PR c/51849
5500         * c-opts.c (sanitize_cpp_opts): Pass warn_c90_c99_compat to libcpp.
5501         * c.opt (Wc90-c99-compat): Add option.
5502
5503 2014-08-07  Trevor Saunders  <tsaunders@mozilla.com>
5504
5505         * c-gimplify.c, cilk.c: Remove includes of pointer-set.h.
5506
5507 2014-08-03  Marek Polacek  <polacek@redhat.com>
5508
5509         * c-common.c (check_case_value):  Add location_t parameter.  Use it.
5510         (c_add_case_label): Pass loc to check_case_value.
5511
5512 2014-08-02  Trevor Saunders  <tsaunders@mozilla.com>
5513
5514         * cilk.c: Use hash_map instead of pointer_map.
5515
5516 2014-08-02  Trevor Saunders  <tsaunders@mozilla.com>
5517
5518         * c-gimplify.c: Use hash_set instead of pointer_set.
5519
5520 2014-08-01  Igor Zamyatin  <igor.zamyatin@intel.com>
5521
5522         PR middle-end/61455
5523         * array-notation-common.c (extract_array_notation_exprs): Handling
5524         of DECL_EXPR added.
5525
5526 2014-08-01  Jakub Jelinek  <jakub@redhat.com>
5527
5528         * c-common.h (min_align_of_type): Removed prototype.
5529         * c-common.c (min_align_of_type): Removed.
5530         * c-ubsan.h (ubsan_maybe_instrument_reference,
5531         ubsan_maybe_instrument_member_call): New prototypes.
5532         * c-ubsan.c: Include stor-layout.h and builtins.h.
5533         (ubsan_maybe_instrument_reference_or_call,
5534         ubsan_maybe_instrument_reference, ubsan_maybe_instrument_call): New
5535         functions.
5536
5537 2014-07-31  Marc Glisse  <marc.glisse@inria.fr>
5538
5539         PR c++/60517
5540         * c.opt (-Wreturn-local-addr): Move to common.opt.
5541
5542 2014-07-30  Jason Merrill  <jason@redhat.com>
5543
5544         PR c++/61659
5545         PR c++/61687
5546         Revert:
5547         * c.opt (-fuse-all-virtuals): New.
5548
5549 2014-07-30  Tom Tromey  <tromey@redhat.com>
5550
5551         PR c/59855
5552         * c.opt (Wdesignated-init): New option.
5553         * c-common.c (c_common_attribute_table): Add "designated_init".
5554         (handle_designated_init): New function.
5555
5556 2014-07-24  Marek Polacek  <polacek@redhat.com>
5557
5558         PR c/57653
5559         * c-opts.c (c_finish_options): If -imacros is in effect, return.
5560
5561 2014-07-16  Dodji Seketeli  <dodji@redhat.com>
5562
5563         PR preprocessor/60723 - missing system-ness marks for macro tokens
5564         * c-ppoutput.c (struct print::prev_was_system_token): New data
5565         member.
5566         (init_pp_output): Initialize it.
5567         (maybe_print_line_1, maybe_print_line, print_line_1, print_line)
5568         (do_line_change): Return a flag saying if a line marker was
5569         emitted or not.
5570         (scan_translation_unit): Detect if the system-ness of the token we
5571         are about to emit is different from the one of the previously
5572         emitted token.  If so, emit a line marker.  Avoid emitting useless
5573         adjacent line markers.  Avoid emitting line markers for tokens
5574         originating from the expansion of built-in macros.
5575         (scan_translation_unit_directives_only): Adjust.
5576
5577 2014-07-15  Marek Polacek  <polacek@redhat.com>
5578
5579         * c-ubsan.c (ubsan_instrument_bounds): Don't instrument if
5580         TYPE_MAX_VALUE is NULL.
5581
5582 2014-07-14  Jakub Jelinek  <jakub@redhat.com>
5583
5584         PR middle-end/61294
5585         * c.opt (Wmemset-transposed-args): New warning.
5586
5587 2014-07-10  Jason Merrill  <jason@redhat.com>
5588
5589         PR c++/61659
5590         PR c++/61687
5591         * c.opt (-fuse-all-virtuals): New.
5592
5593 2014-07-09  Richard Biener  <rguenther@suse.de>
5594
5595         PR c-family/61741
5596         * c-gimplify.c (c_gimplify_expr): Gimplify self-modify expressions
5597         using unsigned arithmetic if overflow does not wrap instead of
5598         if overflow is undefined.
5599
5600 2014-07-06  Marek Polacek  <polacek@redhat.com>
5601
5602         PR c/6940
5603         * c.opt (Wsizeof-array-argument): New option.
5604
5605 2014-07-03  Jakub Jelinek  <jakub@redhat.com>
5606
5607         * c-ada-spec.c (dump_ada_nodes): Don't call qsort if
5608         comments->count <= 1, as comments->entries might be NULL.
5609
5610 2014-07-01  Marek Polacek  <polacek@redhat.com>
5611
5612         * c.opt (Wint-conversion): New option.
5613
5614 2014-07-01  Marek Polacek  <polacek@redhat.com>
5615
5616         PR c/58286
5617         * c.opt (Wincompatible-pointer-types): New option.
5618
5619 2014-06-30  Paolo Carlini  <paolo.carlini@oracle.com>
5620
5621         PR c++/51400
5622         * c-common.c (handle_noreturn_attribute, handle_const_attribute):
5623         Do not discard TYPE_QUALS of type.
5624
5625 2014-06-26  Jason Merrill  <jason@redhat.com>
5626
5627         * c-common.h (enum cxx_dialect): Add cxx1z.
5628         * c.opt (std=c++1z, std=c++17, std=gnu++1z, std=gnu++17): New.
5629         * c-opts.c (c_common_handle_option, set_std_cxx1z): Handle it.
5630
5631 2014-06-26  Teresa Johnson  <tejohnson@google.com>
5632
5633         * c-common.h (get_dump_info): Declare.
5634         * c-gimplify.c (c_genericize): Use saved dump files.
5635         * c-opts.c (c_common_parse_file): Begin and end dumps
5636         once around parsing invocation.
5637         (get_dump_info): New function.
5638
5639 2014-06-23  Marek Polacek  <polacek@redhat.com>
5640             Andrew MacLeod  <amacleod@redhat.com>
5641
5642         PR c/61553
5643         * c-common.c (get_atomic_generic_size): Don't segfault if the
5644         type doesn't have a size.
5645
5646 2014-06-20  Marek Polacek  <polacek@redhat.com>
5647
5648         * c-gimplify.c: Include "c-ubsan.h" and "pointer-set.h".
5649         (ubsan_walk_array_refs_r): New function.
5650         (c_genericize): Instrument array bounds.
5651         * c-ubsan.c: Include "internal-fn.h".
5652         (ubsan_instrument_division): Mark instrumented arrays as having
5653         side effects.  Adjust ubsan_type_descriptor call.
5654         (ubsan_instrument_shift): Likewise.
5655         (ubsan_instrument_vla): Adjust ubsan_type_descriptor call.
5656         (ubsan_instrument_bounds): New function.
5657         (ubsan_array_ref_instrumented_p): New function.
5658         (ubsan_maybe_instrument_array_ref): New function.
5659         * c-ubsan.h (ubsan_instrument_bounds): Declare.
5660         (ubsan_array_ref_instrumented_p): Declare.
5661         (ubsan_maybe_instrument_array_ref): Declare.
5662
5663 2014-06-20  Hale Wang  <hale.wang@arm.com>
5664
5665         PR lto/61123
5666         * c.opt (fshort-enums): Add to LTO.
5667         * c.opt (fshort-wchar): Likewise.
5668
5669 2014-06-16  Marek Polacek  <polacek@redhat.com>
5670
5671         PR c/60439
5672         * c.opt (Wswitch-bool): Add Var.
5673
5674 2014-06-12  Jakub Jelinek  <jakub@redhat.com>
5675
5676         PR middle-end/61486
5677         * c-omp.c (c_omp_split_clauses): Don't crash on firstprivate in
5678         #pragma omp target teams or
5679         #pragma omp {,target }teams distribute simd.
5680
5681 2014-06-12  Jason Merrill  <jason@redhat.com>
5682
5683         * c.opt (Wabi=, fabi-compat-version): New.
5684         * c-opts.c (c_common_handle_option): Handle -Wabi=.
5685         (c_common_post_options): Handle flag_abi_compat_version default.
5686         Disallow -fabi-compat-version=1.
5687         * c-common.h (abi_version_crosses): New.
5688
5689 2014-06-11  Jan Hubicka  <hubicka@ucw.cz>
5690
5691         * c-common.c (handle_section_attribute): Update handling for
5692         section names that are no longer trees.
5693
5694 2014-06-10  Jakub Jelinek  <jakub@redhat.com>
5695
5696         PR fortran/60928
5697         * c-pragma.c (omp_pragmas_simd): Move PRAGMA_OMP_TASK...
5698         (omp_pragmas): ... back here.
5699
5700 2014-06-05  Marek Polacek  <polacek@redhat.com>
5701
5702         PR c/49706
5703         * c-common.c (warn_logical_not_parentheses): New function.
5704         * c-common.h (warn_logical_not_parentheses): Declare.
5705         * c.opt (Wlogical-not-parentheses): New option.
5706
5707 2014-06-04  Marek Polacek  <polacek@redhat.com>
5708
5709         PR c/30020
5710         * c-common.c (check_case_bounds): Add location parameter.
5711         Use it.
5712         (c_add_case_label): Pass loc to check_case_bounds.
5713
5714 2014-06-03  Marek Polacek  <polacek@redhat.com>
5715
5716         PR c/60439
5717         * c.opt (Wswitch-bool): New option.
5718
5719 2014-05-22  Thomas Schwinge  <thomas@codesourcery.com>
5720
5721         * c-common.h (c_omp_sharing_predetermined, c_omp_remap_decl):
5722         Remove prototypes.
5723         (record_types_used_by_current_var_decl): Move prototype to where
5724         it belongs.
5725
5726         * c-common.c (DEF_FUNCTION_TYPE_0, DEF_FUNCTION_TYPE_6)
5727         (DEF_FUNCTION_TYPE_7, DEF_FUNCTION_TYPE_8)
5728         (DEF_FUNCTION_TYPE_VAR_5): Cosmetic fixes.
5729
5730 2014-05-21  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>
5731
5732         * c-common.h (CTI_VOID_ZERO, void_zero_node): Delete.
5733         * c-common.c (c_common_nodes_and_builtins): Don't initialize
5734         void_zero_node.
5735         * c-pretty-print.c (pp_c_void_constant): New function.
5736         (c_pretty_printer::constant, c_pretty_printer::primary_expression)
5737         (c_pretty_printer::expression): Handle VOID_CST.
5738         * cilk.c (extract_free_variables): Likewise.
5739         * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift)
5740         (ubsan_instrument_vla): Use void_node instead of void_zero_node.
5741
5742 2014-05-17  Trevor Saunders  <tsaunders@mozilla.com>
5743
5744         * c-common.h (sorted_fields_type): Remove variable_size GTY attribute.
5745         * c-pragma.c (push_alignment): Adjust.
5746         (handle_pragma_push_options): Likewise.
5747
5748 2014-05-09  Marek Polacek  <polacek@redhat.com>
5749
5750         PR c/50459
5751         * c-common.c (check_user_alignment): Return -1 if alignment is error
5752         node.
5753         (handle_aligned_attribute): Don't call default_conversion on
5754         FUNCTION_DECLs.
5755         (handle_vector_size_attribute): Likewise.
5756         (handle_tm_wrap_attribute): Handle case when wrap_decl is error node.
5757         (handle_sentinel_attribute): Call default_conversion and allow even
5758         integral types as an argument.
5759
5760 2014-05-08  Marek Polacek  <polacek@redhat.com>
5761
5762         PR c/61053
5763         * c-common.c (min_align_of_type): New function factored out from...
5764         (c_sizeof_or_alignof_type): ...here.
5765         * c-common.h (min_align_of_type): Declare.
5766
5767 2014-05-08  Marek Polacek  <polacek@redhat.com>
5768
5769         PR c/61077
5770         * c-common.c (check_main_parameter_types): Warn for _Atomic-qualified
5771         parameter type of main.
5772
5773 2014-05-07  DJ Delorie  <dj@redhat.com>
5774
5775         * c-cppbuiltin.c (print_bits_of_hex): New.
5776         (builtin_define_type_minmax): Print values using hex so as not to
5777         require a pre-computed list of string values.
5778
5779 2014-05-06  Kenneth Zadeck  <zadeck@naturalbridge.com>
5780             Mike Stump  <mikestump@comcast.net>
5781             Richard Sandiford  <rdsandiford@googlemail.com>
5782
5783         * c-ada-spec.c: Include wide-int.h.
5784         (ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX): Remove.
5785         (dump_generic_ada_node): Use wide-int interfaces.
5786         * c-common.c: Include wide-int-print.h.
5787         (shorten_compare): Use wide-int interfaces and tree_int_cst_lt.
5788         (pointer_int_sum): Use wide-int interfaces.
5789         (c_common_nodes_and_builtins): Use make_int_cst.
5790         (match_case_to_enum_1): Use tree_fits_uhwi_p and tree_fits_shwi_p.
5791         (handle_alloc_size_attribute): Use wide-int interfaces.
5792         (get_nonnull_operand): Likewise.
5793         * c-format.c (get_constant): Use tree_fits_uhwi_p.
5794         * c-lex.c: Include wide-int.h.
5795         (narrowest_unsigned_type): Take a widest_int rather than two
5796         HOST_WIDE_INTs.
5797         (narrowest_signed_type): Likewise.
5798         (interpret_integer): Update accordingly.  Use wide-int interfaces.
5799         (lex_charconst): Use wide-int interfaces.
5800         * c-pretty-print.c: Include wide-int.h.
5801         (pp_c_integer_constant): Use wide-int interfaces.
5802         * cilk.c (declare_one_free_variable): Use tree_int_cst_lt instead of
5803         INT_CST_LT_UNSIGNED.
5804
5805 2014-05-06  Richard Biener  <rguenther@suse.de>
5806
5807         * c-opts.c (c_common_post_options): For -freestanding,
5808         -fno-hosted and -fno-builtin disable pattern recognition
5809         if not enabled explicitely.
5810
5811 2014-05-02  Marek Polacek  <polacek@redhat.com>
5812
5813         * c.opt (Wsizeof-pointer-memaccess): Describe option.
5814
5815 2014-05-01  Marek Polacek  <polacek@redhat.com>
5816
5817         PR c/43245
5818         * c.opt (Wdiscarded-qualifiers): Add.
5819
5820 2014-04-30  Marek Polacek  <polacek@redhat.com>
5821
5822         * c-ubsan.c (ubsan_instrument_division): Handle REAL_TYPEs.  Perform
5823         INT_MIN / -1 sanitization only for integer types.
5824
5825 2014-04-25  Marek Polacek  <polacek@redhat.com>
5826
5827         PR c/18079
5828         * c-common.c (handle_noinline_attribute): Warn if the attribute
5829         conflicts with always_inline attribute.
5830         (handle_always_inline_attribute): Warn if the attribute conflicts
5831         with noinline attribute.
5832
5833 2014-04-25  Marek Polacek  <polacek@redhat.com>
5834
5835         PR c/60156
5836         * c-common.c (check_main_parameter_types): Warn about variadic main.
5837
5838 2014-04-24  Mike Stump  <mikestump@comcast.net>
5839
5840         * c.opt (Wshadow-ivar): Default to on.
5841
5842 2014-04-24  Dimitris Papavasiliou  <dpapavas@gmail.com>
5843
5844         * c.opt (Wshadow-ivar, flocal-ivars, fivar-visibility): Add.
5845
5846 2014-04-23  Marek Polacek  <polacek@redhat.com>
5847
5848         * c-common.c (handle_tm_wrap_attribute): Tweak error message.
5849
5850 2014-04-22  Jakub Jelinek  <jakub@redhat.com>
5851
5852         PR sanitizer/60275
5853         * c-ubsan.c (ubsan_instrument_return): Return __builtin_trap ()
5854         if flag_sanitize_undefined_trap_on_error.
5855         (ubsan_instrument_division, ubsan_instrument_shift,
5856         ubsan_instrument_vla): Likewise.  Use __ubsan_handle_*_abort ()
5857         if !flag_sanitize_recover.
5858
5859 2014-04-22  Marc Glisse  <marc.glisse@inria.fr>
5860
5861         PR libstdc++/43622
5862         * c-common.c (registered_builtin_types): Make non-static.
5863         * c-common.h (registered_builtin_types): Declare.
5864
5865 2014-04-14  Richard Biener  <rguenther@suse.de>
5866         Marc Glisse  <marc.glisse@inria.fr>
5867
5868         PR c/60819
5869         * c-common.c (convert_vector_to_pointer_for_subscript): Properly
5870         apply may-alias the scalar pointer type when applicable.
5871
5872 2014-04-12  Igor Zamyatin  <igor.zamyatin@intel.com>
5873
5874         PR middle-end/60467
5875         * cilk.c (cilk_set_spawn_marker): Remove FUNCTION_DECL
5876         as possible argument for Cilk_spawn.
5877
5878 2014-04-11  Tobias Burnus  <burnus@net-b.de>
5879
5880         PR c/60194
5881         * c.opt (Wformat-signedness): Add
5882         * c-format.c(check_format_types): Use it.
5883
5884 2014-04-11  Jason Merrill  <jason@redhat.com>
5885
5886         PR c++/57926
5887         * c-common.c (sync_resolve_size, get_atomic_generic_size): Call
5888         default_conversion for an array argument.
5889
5890 2014-04-08  Marek Polacek  <polacek@redhat.com>
5891
5892         PR sanitizer/60745
5893         * c-ubsan.c: Include asan.h.
5894         (ubsan_instrument_return): Call initialize_sanitizer_builtins.
5895
5896 2014-04-03  Nathan Sidwell  <nathan@codesourcery.com>
5897
5898         * c.opt (Wnon-virtual-dtor): Auto set when Weffc++.
5899
5900 2014-04-02  Marek Polacek  <polacek@redhat.com>
5901
5902         * c-common.h (c_expand_expr): Remove declaration.
5903
5904 2014-03-28  Jakub Jelinek  <jakub@redhat.com>
5905
5906         PR c++/60689
5907         * c-common.c (add_atomic_size_parameter): When creating new
5908         params vector, push the size argument first.
5909
5910 2014-03-26  Jakub Jelinek  <jakub@redhat.com>
5911
5912         * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift,
5913         ubsan_instrument_vla, ubsan_instrument_return): Adjust
5914         ubsan_create_data callers.
5915
5916 2014-03-22  Jakub Jelinek  <jakub@redhat.com>
5917
5918         PR debug/60603
5919         * c-opts.c (c_finish_options): Restore cb_file_change call to
5920         <built-in>.
5921
5922 2014-03-13  Jakub Jelinek  <jakub@redhat.com>
5923
5924         PR middle-end/36282
5925         * c-pragma.c (apply_pragma_weak): Only look at
5926         TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (decl)) if
5927         DECL_ASSEMBLER_NAME_SET_P (decl).
5928         (maybe_apply_pending_pragma_weaks): Exit early if
5929         vec_safe_is_empty (pending_weaks) rather than only when
5930         !pending_weaks.
5931         (maybe_apply_pragma_weak): Likewise.  If !DECL_ASSEMBLER_NAME_SET_P,
5932         set assembler name back to NULL afterwards.
5933
5934 2014-03-11  Jason Merrill  <jason@redhat.com>
5935
5936         * c.opt: Add -std=gnu++14.
5937
5938 2014-03-11  Ian Bolton  <ian.bolton@arm.com>
5939
5940         * c-opts.c (c_common_post_options): Don't override
5941         -ffp-contract=fast if unsafe-math-optimizations is on.
5942
5943 2014-03-08  Paulo Matos  <paulo@matos-sorge.com>
5944
5945         * c.opt: Enable LTO FE for fshort-double.
5946
5947 2014-03-07  Jason Merrill  <jason@redhat.com>
5948
5949         * c.opt: Add -std=c++14.
5950
5951 2014-03-06  Marek Polacek  <polacek@redhat.com>
5952
5953         PR c/60197
5954         * cilk.c (contains_cilk_spawn_stmt): New function.
5955         (contains_cilk_spawn_stmt_walker): Likewise.
5956         (recognize_spawn): Give error on invalid use of _Cilk_spawn.
5957         * c-common.h (contains_cilk_spawn_stmt): Add declaration.
5958
5959 2014-03-03  Jakub Jelinek  <jakub@redhat.com>
5960
5961         * c-pragma.c (c_pp_lookup_pragma): Handle PRAGMA_CILK_SIMD.
5962         (init_pragma): Call cpp_register_deferred_pragma for PRAGMA_CILK_SIMD
5963         even when flag_preprocess_only.
5964
5965 2014-02-26  Jason Merrill  <jason@redhat.com>
5966
5967         PR c++/59231
5968         PR c++/11586
5969         * c-common.c (shorten_compare): Don't check
5970         c_inhibit_evaluation_warnings.
5971
5972 2014-02-19  Jakub Jelinek  <jakub@redhat.com>
5973
5974         PR c/37743
5975         * c-common.c (c_common_nodes_and_builtins): When initializing
5976         c_uint{16,32,64}_type_node, also set corresponding
5977         uint{16,32,64}_type_node to the same value.
5978
5979         PR c++/60267
5980         * c-pragma.c (init_pragma): Don't call cpp_register_deferred_pragma
5981         for PRAGMA_IVDEP if flag_preprocess_only.
5982
5983 2014-02-12  Jakub Jelinek  <jakub@redhat.com>
5984
5985         PR c/60101
5986         * c-common.c (merge_tlist): If copy is true, call new_tlist,
5987         if false, add ADD itself, rather than vice versa.
5988         (verify_tree): For COND_EXPR, don't call merge_tlist with non-zero
5989         copy.  For SAVE_EXPR, only call merge_tlist once.
5990
5991 2014-02-08  Jakub Jelinek  <jakub@redhat.com>
5992
5993         PR middle-end/60092
5994         * c-common.c (handle_alloc_size_attribute): Use tree_fits_uhwi_p
5995         and tree_to_uhwi.
5996         (handle_alloc_align_attribute, handle_assume_aligned_attribute): New
5997         functions.
5998         (c_common_attribute_table): Add alloc_align and assume_aligned
5999         attributes.
6000
6001 2014-02-06  Marek Polacek  <polacek@redhat.com>
6002
6003         PR c/60087
6004         * c-common.c (warn_for_sign_compare): Call warning_at with location
6005         instead of warning.
6006
6007 2014-02-05  Marek Polacek  <polacek@redhat.com>
6008
6009         PR c/53123
6010         * c-omp.c (c_finish_omp_atomic): Remove unreachable return
6011         statement.
6012
6013 2014-02-04  Marek Polacek  <polacek@redhat.com>
6014
6015         PR c/60036
6016         * c-common.c (conversion_warning): Unwrap C_MAYBE_CONST_EXPR and/or
6017         SAVE_EXPR.
6018
6019 2014-02-03  Marc Glisse  <marc.glisse@inria.fr>
6020
6021         PR c++/53017
6022         PR c++/59211
6023         * c-common.c (handle_aligned_attribute, handle_alloc_size_attribute,
6024         handle_vector_size_attribute, handle_nonnull_attribute): Call
6025         default_conversion on the attribute argument.
6026         (handle_nonnull_attribute): Increment the argument number.
6027
6028 2014-01-31  Marek Polacek  <polacek@redhat.com>
6029
6030         PR c/59963
6031         * c-common.c (add_atomic_size_parameter): Pass vNULL to
6032         build_function_call_vec.
6033         (resolve_overloaded_builtin): Likewise.
6034         * c-common.h (build_function_call_vec): Adjust declaration.
6035
6036 2014-01-30  Marek Polacek  <polacek@redhat.com>
6037
6038         PR c/59940
6039         * c-common.h (unsafe_conversion_p): Adjust declaration.
6040         (warnings_for_convert_and_check): Likewise.
6041         (convert_and_check): Likewise.
6042         * c-common.c (unsafe_conversion_p): Add location parameter.  Call
6043         expansion_point_location_if_in_system_header on it.
6044         (warnings_for_convert_and_check): Add location parameter.  Call
6045         expansion_point_location_if_in_system_header on it.  Use it.
6046         (convert_and_check): Add location parameter.  Use it.
6047         (conversion_warning): Likewise.
6048         (c_add_case_label): Adjust convert_and_check calls.
6049         (scalar_to_vector): Adjust unsafe_conversion_p calls.
6050
6051 2014-01-24  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6052
6053         * c-common.c (c_define_builtins): Replaced flag_enable_cilkplus with
6054         flag_cilkplus.
6055         * c-pragma.c (init_pragma): Likewise.
6056         * c.opt: Likewise.
6057
6058 2014-01-23  Marek Polacek  <polacek@redhat.com>
6059
6060         PR c/59846
6061         * c-common.c (shorten_compare): Add location_t parameter.
6062         * c-common.h (shorten_binary_op): Adjust declaration.
6063
6064 2014-01-23  Marek Polacek  <polacek@redhat.com>
6065
6066         PR c/58346
6067         * c-common.c (pointer_to_zero_sized_aggr_p): New function.
6068         * c-common.h: Declare it.
6069
6070 2014-01-20  Eric Botcazou  <ebotcazou@adacore.com>
6071
6072         * c-ada-spec.h (dump_ada_specs): Revert prototype change.
6073         * c-ada-spec.c (dump_ads): Likewise.
6074         (cpp_check): Likewise.
6075         (dump_ada_specs): Likewise.
6076
6077 2014-01-15  Laurent Alfonsi  <laurent.alfonsi@st.com>
6078
6079         PR c++/49718
6080         * c-common.c (handle_no_instrument_function_attribute): Allow
6081         no_instrument_function attribute in class member
6082         definition/declaration.
6083
6084 2014-01-15  Jakub Jelinek  <jakub@redhat.com>
6085
6086         PR c/58943
6087         * c-omp.c (c_finish_omp_atomic): Set in_late_binary_op around
6088         build_modify_expr with non-NOP_EXPR opcode.  Handle return from it
6089         being COMPOUND_EXPR.
6090         (c_finish_omp_for): Handle incr being COMPOUND_EXPR with first
6091         operand a SAVE_EXPR and second MODIFY_EXPR.
6092
6093 2014-01-09  Jakub Jelinek  <jakub@redhat.com>
6094
6095         PR target/58115
6096         * c-pch.c (c_common_write_pch): Call
6097         prepare_target_option_nodes_for_pch.
6098
6099 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
6100
6101         Update copyright years
6102
6103 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
6104
6105         * array-notation-common.c, c-cilkplus.c: Use the standard form for
6106         the copyright notice.
6107
6108 2013-12-28  Eric Botcazou  <ebotcazou@adacore.com>
6109
6110         * c-ada-spec.c (print_constructor): New function.
6111         (print_destructor): Retrieve the origin of the destructor.
6112         (print_ada_declaration): Revamp handling of constructors/destructors.
6113
6114 2013-12-23  Stuart Hastings  <stuart@apple.com>
6115             Bill Maddox  <maddox@google.com>
6116             Jason Merrill  <jason@redhat.com>
6117
6118         * c.opt: Add -fdeclone-ctor-dtor.
6119         * c-opts.c (c_common_post_options): Default to on iff -Os.
6120
6121 2013-12-18  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6122
6123         * c-common.c (c_common_attribute_table): Added "cilk simd function"
6124         attribute.
6125         * c-pragma.h (enum pragma_cilk_clause): Remove.
6126         (enum pragma_omp_clause):  Added the following fields:
6127         PRAGMA_CILK_CLAUSE_NOMASK, PRAGMA_CILK_CLAUSE_MASK,
6128         PRAGMA_CILK_CLAUSE_VECTORLENGTH, PRAGMA_CILK_CLAUSE_NONE,
6129         PRAGMA_CILK_CLAUSE_LINEAR, PRAGMA_CILK_CLAUSE_PRIVATE,
6130         PRAGMA_CILK_CLAUSE_FIRSTPRIVATE, PRAGMA_CILK_CLAUSE_LASTPRIVATE,
6131         PRAGMA_CILK_CLAUSE_UNIFORM.
6132
6133
6134 2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6135
6136         * cilk.c (cilk_outline): Made this function non-static.
6137         (gimplify_cilk_spawn): Removed pre_p and post_p arguments.
6138         (create_cilk_wrapper): Added a new parameter: a function pointer.
6139         (c_install_body_w_frame_cleanup): Remove
6140         (extract_free_variables): Added VEC_INIT_EXPR and CONSTRUCTOR case.
6141         * c-common.h (cilk_outline): New prototype.
6142         (gimplify_cilk_spawn): Removed two parameters.
6143         (cilk_install_body_with_frame_cleanup): New prototype.
6144         * c-gimplify.c (c_gimplify_expr): Added MODIFY_EXPR, CALL_EXPR and
6145         CILK_SPAWN_STMT case.
6146
6147 2013-12-11  Bernd Schmidt  <bernds@codesourcery.com>
6148
6149         * c-common.c (c_fully_fold_internal): Handle ADDR_SPACE_CONVERT_EXPR.
6150
6151         * c-common.h (enum c_tree_index): Remove CTI_INT_ARRAY_TYPE.
6152         (int_array_type_node): Remove.
6153         * c-common.c (c_common_nodes_and_builtins): Don't build it.
6154
6155 2013-12-05  Marek Polacek  <polacek@redhat.com>
6156
6157         PR c/52023
6158         * c-common.c (c_sizeof_or_alignof_type): Move a declaration into
6159         [ADJUST_FIELD_ALIGN].
6160
6161 2013-12-04  Joseph Myers  <joseph@codesourcery.com>
6162
6163         PR c/52023
6164         * c-common.c (c_sizeof_or_alignof_type): Add parameter min_alignof
6165         and check field alignment if set.
6166         * c-common.h (c_sizeof_or_alignof_type): Update prototype.
6167         (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
6168
6169 2013-12-04  Jakub Jelinek  <jakub@redhat.com>
6170             Marek Polacek  <polacek@redhat.com>
6171
6172         * c-gimplify.c (c_gimplify_expr): If doing the integer-overflow
6173         sanitization, call unsigned_type_for only when !TYPE_OVERFLOW_WRAPS.
6174
6175 2013-11-29   H.J. Lu  <hongjiu.lu@intel.com>
6176
6177         PR c/59309
6178         * cilk.c (gimplify_cilk_spawn): Properly handle function without
6179         arguments.
6180
6181 2013-11-29  Jakub Jelinek  <jakub@redhat.com>
6182
6183         PR c/59280
6184         * c-common.c (get_priority): If TREE_VALUE (args) is IDENTIFIER_NODE,
6185         goto invalid.  If it is error_mark_node, don't issue further
6186         diagnostics.
6187
6188 2013-11-28  Sergey Ostanevich  <sergos.gnu@gmail.com>
6189
6190         * c.opt (Wopenmp-simd): New.
6191
6192 2013-11-22  Jakub Jelinek  <jakub@redhat.com>
6193
6194         * c-ubsan.h (ubsan_instrument_return): New prototype.
6195         * c-ubsan.c (ubsan_instrument_return): New function.
6196
6197 2013-11-22  Andrew MacLeod  <amacleod@redhat.com>
6198
6199         * c-common.c: Add required include files from gimple.h.
6200         * c-gimplify.c: Likewise
6201         * cilk.c: Likewise
6202
6203 2013-11-22  David Malcolm  <dmalcolm@redhat.com>
6204
6205         * c-common.c (unsafe_conversion_p): Remove use of
6206         EXPR_LOC_OR_HERE macro.
6207         (conversion_warning): Likewise.
6208         (warnings_for_convert_and_check): Likewise.
6209         (warn_for_collisions_1): Likewise.
6210         (shorten_compare): Likewise, and remove use of in_system_header
6211         macro, using the location from the former.
6212         * c-lex.c (dump_one_header): Remove use of input_filename macro.
6213         (cb_def_pragma): Remove use of in_system_header macro.
6214         (lex_string): Likewise.
6215         * c-pragma.c (handle_pragma_float_const_decimal64): Likewise.
6216
6217 2013-11-20  Kenneth Zadeck  <zadeck@naturalbridge.com>
6218             Mike Stump  <mikestump@comcast.net>
6219             Richard Sandiford  <rdsandiford@googlemail.com>
6220
6221         * c-ada-spec.c (is_simple_enum): Use tree_to_shwi and tree_to_uhwi
6222         instead of TREE_INT_CST_LOW, in cases where there is a protecting
6223         tree_fits_shwi_p or tree_fits_uhwi_p.
6224         (dump_generic_ada_node): Likewise.
6225         * c-format.c (check_format_arg): Likewise.
6226         * c-pretty-print.c (pp_c_integer_constant): Likewise.
6227
6228 2013-11-20  Kenneth Zadeck  <zadeck@naturalbridge.com>
6229
6230         * c-common.c (check_function_arguments_recurse): Use tree_to_uhwi.
6231
6232 2013-11-19  Joshua J Cogliati  <jrincayc@yahoo.com>
6233
6234         PR c/53001
6235         * c-common.c (unsafe_conversion_p): Make this function
6236         return an enumeration with more detail.
6237         (conversion_warning): Use the new return type of
6238         unsafe_conversion_p to separately warn either about conversions
6239         that lower floating point number precision or about the other
6240         kinds of conversions.
6241         * c-common.h (enum conversion_safety): New enumeration.
6242         (unsafe_conversion_p): switching return type to
6243         conversion_safety enumeration.
6244         * c.opt: Adding new warning -Wfloat-conversion and
6245         enabling it with -Wconversion.
6246
6247 2013-11-19  Basile Starynkevitch  <basile@starynkevitch.net>
6248
6249         * c-opts.c: Include plugin.h.
6250         (cb_file_change): Invoke plugin event PLUGIN_INCLUDE_FILE.
6251
6252 2013-11-19  Marek Polacek  <polacek@redhat.com>
6253
6254         * c-ubsan.c (ubsan_instrument_division): Adjust ubsan_create_data
6255         call.
6256         (ubsan_instrument_shift): Likewise.
6257         (ubsan_instrument_vla): Likewise.
6258
6259 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
6260
6261         * c-common.c (convert_vector_to_pointer_for_subscript): Remove
6262         cast to unsigned type.
6263
6264 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
6265
6266         * c-common.c (fold_offsetof_1): Use tree_to_uhwi rather than
6267         tree_low_cst.
6268         (complete_array_type): Update comment to refer to tree_to_[su]hwi
6269         rather than tree_low_cst.
6270
6271 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
6272
6273         * c-common.c, c-cppbuiltin.c: Replace tree_low_cst (..., 1) with
6274         tree_to_uhwi throughout.
6275
6276 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
6277
6278         * c-common.c, c-format.c, c-omp.c, c-pretty-print.c: Replace
6279         tree_low_cst (..., 0) with tree_to_shwi throughout.
6280
6281 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
6282
6283         * c-ada-spec.c, c-common.c, c-pretty-print.c: Replace
6284         host_integerp (..., 1) with tree_fits_uhwi_p throughout.
6285
6286 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
6287
6288         * c-ada-spec.c, c-common.c, c-format.c, c-pretty-print.c: Replace
6289         host_integerp (..., 0) with tree_fits_shwi_p throughout.
6290
6291 2013-11-15  Aldy Hernandez  <aldyh@redhat.com>
6292
6293         * c-cilkplus.c: New file.
6294         * c-common.c (readonly_error): Add location argument.
6295         * c-common.h (readonly_error): Same.
6296         (c_finish_cilk_clauses): Protoize.
6297         (c_check_cilk_loop): Same.
6298         c-omp.c (c_finish_omp_for): Handle CILK_SIMD nodes.
6299         Do not fail on error_mark_node.
6300         Abstract increment canonicalization to here...
6301         (c_omp_for_incr_canonicalize_ptr): New.
6302         c-pragma.c (init_pragma): Register "simd" pragma.
6303         c-pragma.h (enum pragma_kind): Add PRAGMA_CILK_SIMD.
6304         (enum pragma_cilk_clause): New.
6305
6306 2013-11-15  Richard Sandiford  <rdsandiford@googlemail.com>
6307
6308         * c-pretty-print.c (pp_c_character_constant): Remove unnecessary
6309         wchar_type and host_integerp checks.
6310
6311 2013-11-14  Andrew MacLeod  <amacleod@redhat.com>
6312
6313         * c-common.c: Likewise.
6314         * c-gimplify.c: Likewise.
6315         * cilk.c: Likewise.
6316
6317 2013-11-14  Diego Novillo  <dnovillo@google.com>
6318
6319         * c-common.c: Include fold-const.h.
6320         Include stor-layout.h.
6321         Include calls.h.
6322         Include stringpool.h.
6323         Include attribs.h.
6324         Include varasm.h.
6325         Include trans-mem.h.
6326         * c-cppbuiltin.c: Include stor-layout.h.
6327         Include stringpool.h.
6328         * c-format.c: Include stringpool.h.
6329         * c-lex.c: Include stringpool.h.
6330         Include stor-layout.h.
6331         * c-pragma.c: Include stringpool.h.
6332         Include attribs.h.
6333         Include varasm.h.
6334         Include gcc-symtab.h.
6335         * c-pretty-print.c: Include stor-layout.h.
6336         Include attribs.h.
6337         * cilk.c: Include stringpool.h.
6338         Include calls.h.
6339
6340 2013-11-13  Joseph Myers  <joseph@codesourcery.com>
6341
6342         * c-common.h (enum rid): Add RID_AUTO_TYPE.
6343         * c-common.c (c_common_reswords): Add __auto_type.
6344         (keyword_begins_type_specifier): Handle RID_AUTO_TYPE.
6345
6346 2013-11-12  Andrew MacLeod  <amacleod@redhat.com>
6347
6348         * c-common.c: Include gimplify.h.
6349         * c-gimplify.c: Likewise.
6350         * cilk.c: Likewise.
6351         * c-omp.c: Include gimple-expr.h instead of gimple.h.
6352         * c-ubsan.c: Don't include gimple.h.
6353
6354 2013-11-12  Joseph Myers  <joseph@codesourcery.com>
6355
6356         * c-common.c (c_common_reswords): Add _Thread_local.
6357
6358 2013-11-09  Joseph Myers  <joseph@codesourcery.com>
6359
6360         * c-common.c (atomic_size_supported_p): New function.
6361         (resolve_overloaded_atomic_exchange)
6362         (resolve_overloaded_atomic_compare_exchange)
6363         (resolve_overloaded_atomic_load, resolve_overloaded_atomic_store):
6364         Use it instead of comparing size with a local list of sizes.
6365
6366 2013-11-07  Andrew MacLeod  <amacleod@redhat.com>
6367             Joseph Myers  <joseph@codesourcery.com>
6368
6369         * c-common.h (enum rid): Add RID_ATOMIC.
6370         * c-common.c (c_common_reswords): Add _Atomic.
6371         (sync_resolve_params): Use TYPE_MAIN_VARIANT on pointer argument.
6372         (keyword_is_type_qualifier): Accept RID_ATOMIC.
6373         * c-format.c (check_format_types): Check for extra _Atomic
6374         qualifiers in format argument.
6375         * c-pretty-print.c (pp_c_cv_qualifiers): Handle atomic qualifier.
6376         (pp_c_type_qualifier_list): Mention _Atomic in comment.
6377
6378 2013-11-06  Tobias Burnus  <burnus@net-b.de>
6379
6380         * c-common.c (reason_option_codes_t): Add CPP_W_DATE_TIME.
6381
6382 2013-11-06  Joseph Myers  <joseph@codesourcery.com>
6383
6384         * c-opts.c (c_common_post_options): Set -ffp-contract=off in C
6385         standards modes.
6386         * c-cppbuiltin.c (cpp_iec_559_value): Consider -ffp-contract=fast
6387         to mean lack of IEEE 754 support.
6388
6389 2013-11-05  Tobias Burnus  <burnus@net-b.de>
6390
6391         * c.opt (-Wdate-time): New option
6392         * c-opts.c (sanitize_cpp_opts): Pass on to libcpp.
6393
6394 2013-11-05  Joseph Myers  <joseph@codesourcery.com>
6395
6396         * c-cppbuiltin.c (cpp_iec_559_value): Test
6397         flag_excess_precision_cmdline not flag_excess_precision.
6398
6399 2013-11-05  Tobias Burnus  <burnus@net-b.de>
6400
6401         * c.opt (fopenmp-simd): New option.
6402         * c-pragma.c (omp_pragmas): Move pragmas which can contain simd to ...
6403         (omp_pragmas): ... this new struct.
6404         (c_pp_lookup_pragma): Also walk omp_pragmas.
6405         (init_pragma): Init pragmas for -fopenmp-simd.
6406
6407 2013-11-04  Marek Polacek  <polacek@redhat.com>
6408
6409         PR c++/58979
6410         * c-common.c (invalid_indirection_error): Handle RO_ARROW_STAR case.
6411
6412 2013-11-04  Joseph Myers  <joseph@codesourcery.com>
6413
6414         * c-cppbuiltin.c (cpp_iec_559_value, cpp_iec_559_complex_value):
6415         New functions.
6416         (c_cpp_builtins): Define __GCC_IEC_559 and __GCC_IEC_559_COMPLEX.
6417
6418 2013-11-04  Eric Botcazou  <ebotcazou@adacore.com>
6419
6420         * c-ada-spec.h (cpp_operation): Add IS_TRIVIAL.
6421         (dump_ada_specs): Adjust prototype of second callback.
6422         * c-ada-spec.c (cpp_check): New global variable.
6423         (dump_ada_nodes): Remove cpp_check parameter and do not pass it down.
6424         (print_generic_ada_decl): Likewise.
6425         (has_static_fields): Change return type to bool and add guard.
6426         (has_nontrivial_methods): New predicate.
6427         (is_tagged_type): Change return type to bool.
6428         (separate_class_package): Call has_nontrivial_methods.
6429         (pp_ada_tree_identifier): Minor tweaks.
6430         (dump_ada_function_declaration): Adjust calls to dump_generic_ada_node.
6431         (dump_ada_array_domains): Likewise.
6432         (dump_ada_array_type): Likewise.
6433         (dump_template_types): Remove cpp_check parameter and do not pass it to
6434         dump_generic_ada_node.
6435         (dump_ada_template): Likewise.
6436         (dump_generic_ada_node): Remove cpp_check parameter and do not pass it
6437         recursively.
6438         (print_ada_methods): Change return type to integer.  Remove cpp_check
6439         parameter and do not pass it down.
6440         (dump_nested_types): Remove cpp_check parameter and do not pass it to
6441         dump_generic_ada_node.
6442         (print_ada_declaration): Likewise.  Test RECORD_OR_UNION_TYPE_P before
6443         accessing methods.
6444         (print_ada_struct_decl): Remove cpp_check parameter and do not pass it
6445         down.  Use has_nontrivial_methods to recognize C++ classes.  Use return
6446         value of print_ada_methods.
6447         (dump_ads): Rename cpp_check parameter to check and adjust prototype.
6448         Set cpp_check to it before invoking dump_ada_nodes.
6449         (dump_ada_specs): Likewise.
6450
6451 2013-11-03  Marek Polacek  <polacek@redhat.com>
6452
6453         * c-ubsan.c: Don't include hash-table.h.
6454         (ubsan_instrument_vla): New function.
6455         * c-ubsan.h: Declare it.
6456
6457 2013-10-31  David Malcolm  <dmalcolm@redhat.com>
6458
6459         Automated part of renaming of symtab_node_base to symtab_node.
6460
6461         Patch autogenerated by rename_symtab.py from
6462         https://github.com/davidmalcolm/gcc-refactoring-scripts
6463         revision 58bb219cc090b2f4516a9297d868c245495ee622
6464
6465         * c-pragma.c (maybe_apply_pending_pragma_weaks): Rename
6466         symtab_node_base to symtab_node.
6467
6468 2013-10-31  Edward Smith-Rowland  <3dw4rd@verizon.net>
6469
6470         Implement C++14 digit separators.
6471         * c-lex.c (interpret_float): Remove digit separators from scratch string
6472         before building real literal.
6473
6474 2013-10-30  Jakub Jelinek  <jakub@redhat.com>
6475
6476         * cilk.c (create_cilk_helper_decl): Use HOST_WIDE_INT_PRINT_DEC.
6477
6478 2013-10-29  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6479
6480         * c-common.c (c_common_reswords[]): Added _Cilk_spawn and _Cilk_sync
6481         fields.
6482         (c_define_builtins): Called cilk_init_builtins if Cilk Plus is
6483         enabled.
6484         * c-common.h (enum rid): Added RID_CILK_SPAWN and RID_CILK_SYNC.
6485         (insert_cilk_frame): New prototype.
6486         (cilk_init_builtins): Likewise.
6487         (gimplify_cilk_spawn): Likewise.
6488         (c_cilk_install_body_w_frame_cleanup): Likewise.
6489         (cilk_detect_spawn_and_unwrap): Likewise.
6490         (cilk_set_spawn_marker): Likewise.
6491         (build_cilk_sync): Likewise.
6492         (build_cilk_spawn): Likewise.
6493         * cilk.c: New file.
6494
6495 2013-10-29  David Malcolm  <dmalcolm@redhat.com>
6496
6497         Patch autogenerated by refactor_symtab.py from
6498         https://github.com/davidmalcolm/gcc-refactoring-scripts
6499         revision 58bb219cc090b2f4516a9297d868c245495ee622
6500
6501         * c-gimplify.c (c_genericize): Update for conversion of symtab types
6502         to a true class hierarchy.
6503         * c-pragma.c (maybe_apply_pending_pragma_weaks): Likewise.
6504
6505 2013-10-27  Richard Sandiford  <rdsandiford@googlemail.com>
6506
6507         * c-lex.c (interpret_integer): Remove call to cpp_num_sign_extend.
6508
6509 2013-10-26  Jeff Law  <law@redhat.com>
6510
6511         * c-common.c (c_define_builtins): Remove mudflap support.
6512         * c.opt: Ignore and warn for mudflap options.
6513
6514 2013-10-24  Tobias Burnus  <burnus@net-b.de>
6515
6516         PR other/33426
6517         * c-pragma.c (init_pragma) Add #pragma ivdep handling.
6518         * c-pragma.h (pragma_kind): Add PRAGMA_IVDEP.
6519
6520 2013-10-23  Jason Merrill  <jason@redhat.com>
6521
6522         * c-format.c (gcc_cxxdiag_char_table): Add %X.
6523
6524 2013-10-11  Jakub Jelinek  <jakub@redhat.com>
6525
6526         * c-common.h (omp_clause_mask::operator !=): New method.
6527         * c-omp.c (c_omp_split_clauses): Use if ((mask & something) != 0)
6528         instead of if (mask & something) tests everywhere.
6529
6530         * c-cppbuiltin.c (c_cpp_builtins): Predefine _OPENMP to
6531         201307 instead of 201107.
6532         * c-common.c (DEF_FUNCTION_TYPE_8): Define.
6533         (c_common_attribute_table): Add "omp declare target" and
6534         "omp declare simd" attributes.
6535         (handle_omp_declare_target_attribute,
6536         handle_omp_declare_simd_attribute): New functions.
6537         * c-omp.c: Include c-pragma.h.
6538         (c_finish_omp_taskgroup): New function.
6539         (c_finish_omp_atomic): Add swapped argument, if true,
6540         build the operation first with rhs, lhs arguments and use NOP_EXPR
6541         build_modify_expr.
6542         (c_finish_omp_for): Add code argument, pass it down to make_code.
6543         (c_omp_split_clauses): New function.
6544         (c_split_parallel_clauses): Removed.
6545         (c_omp_declare_simd_clause_cmp, c_omp_declare_simd_clauses_to_numbers,
6546         c_omp_declare_simd_clauses_to_decls): New functions.
6547         * c-common.h (omp_clause_mask): New type.
6548         (OMP_CLAUSE_MASK_1): Define.
6549         (omp_clause_mask::omp_clause_mask, omp_clause_mask::operator &=,
6550         omp_clause_mask::operator |=, omp_clause_mask::operator ~,
6551         omp_clause_mask::operator |, omp_clause_mask::operator &,
6552         omp_clause_mask::operator <<, omp_clause_mask::operator >>,
6553         omp_clause_mask::operator ==): New methods.
6554         (enum c_omp_clause_split): New.
6555         (c_finish_omp_taskgroup): New prototype.
6556         (c_finish_omp_atomic): Add swapped argument.
6557         (c_finish_omp_for): Add code argument.
6558         (c_omp_split_clauses): New prototype.
6559         (c_split_parallel_clauses): Removed.
6560         (c_omp_declare_simd_clauses_to_numbers,
6561         c_omp_declare_simd_clauses_to_decls): New prototypes.
6562         * c-pragma.c (omp_pragmas): Add new OpenMP 4.0 constructs.
6563         * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_CANCEL,
6564         PRAGMA_OMP_CANCELLATION_POINT, PRAGMA_OMP_DECLARE_REDUCTION,
6565         PRAGMA_OMP_DISTRIBUTE, PRAGMA_OMP_END_DECLARE_TARGET, PRAGMA_OMP_SIMD,
6566         PRAGMA_OMP_TARGET, PRAGMA_OMP_TASKGROUP and PRAGMA_OMP_TEAMS.
6567         Remove PRAGMA_OMP_PARALLEL_FOR and PRAGMA_OMP_PARALLEL_SECTIONS.
6568         (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_ALIGNED,
6569         PRAGMA_OMP_CLAUSE_DEPEND, PRAGMA_OMP_CLAUSE_DEVICE,
6570         PRAGMA_OMP_CLAUSE_DIST_SCHEDULE, PRAGMA_OMP_CLAUSE_FOR,
6571         PRAGMA_OMP_CLAUSE_FROM, PRAGMA_OMP_CLAUSE_INBRANCH,
6572         PRAGMA_OMP_CLAUSE_LINEAR, PRAGMA_OMP_CLAUSE_MAP,
6573         PRAGMA_OMP_CLAUSE_NOTINBRANCH, PRAGMA_OMP_CLAUSE_NUM_TEAMS,
6574         PRAGMA_OMP_CLAUSE_PARALLEL, PRAGMA_OMP_CLAUSE_PROC_BIND,
6575         PRAGMA_OMP_CLAUSE_SAFELEN, PRAGMA_OMP_CLAUSE_SECTIONS,
6576         PRAGMA_OMP_CLAUSE_SIMDLEN, PRAGMA_OMP_CLAUSE_TASKGROUP,
6577         PRAGMA_OMP_CLAUSE_THREAD_LIMIT, PRAGMA_OMP_CLAUSE_TO and
6578         PRAGMA_OMP_CLAUSE_UNIFORM.
6579
6580 2013-10-09  Marc Glisse  <marc.glisse@inria.fr>
6581
6582         PR tree-optimization/20318
6583         * c-common.c (handle_returns_nonnull_attribute): New function.
6584         (c_common_attribute_table): Add returns_nonnull.
6585
6586 2013-10-03  Marc Glisse  <marc.glisse@inria.fr>
6587
6588         PR c++/19476
6589         * c.opt (fcheck-new): Move to common.opt.
6590
6591 2013-09-25  Marek Polacek  <polacek@redhat.com>
6592             Jakub Jelinek  <jakub@redhat.com>
6593
6594         PR sanitizer/58413
6595         * c-ubsan.c (ubsan_instrument_shift): Don't instrument
6596         an expression if we can prove it is correct.
6597         (ubsan_instrument_division): Likewise.  Remove unnecessary
6598         check.
6599
6600 2013-09-18  Marek Polacek  <polacek@redhat.com>
6601
6602         PR sanitizer/58411
6603         * c-common.c (handle_no_sanitize_undefined_attribute): New function.
6604         Declare it.
6605         (struct attribute_spec c_common_att): Add no_sanitize_undefined.
6606
6607 2013-09-14  Iain Sandoe  <iain@codesourcery.com>
6608
6609         PR target/48094
6610         * c.opt (fgnu-runtime, fnext-runtime, fobjc-abi-version,
6611         fobjc-gc, freplace-objc-classes): Accept for LTO.
6612
6613 2013-09-13  Jacek Caban  <jacek@codeweavers.com>
6614
6615         * c-target.def: New hook
6616
6617 2013-09-09  Paolo Carlini  <paolo.carlini@oracle.com>
6618
6619         PR c++/43452
6620         * c.opt (Wdelete-incomplete): Add.
6621
6622 2013-09-08  Joern Rennecke  <joern.rennecke@embecosm.com>
6623
6624         * c-common.c (same_scalar_type_ignoring_signedness): Delete.
6625         (vector_types_compatible_elements_p): New function.
6626         * c-common.h: (same_scalar_type_ignoring_signedness): Delete
6627         declaration.
6628         (vector_types_compatible_elements_p): Declare.
6629
6630 2013-09-04  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6631
6632         * c-pretty-print.h (c_pretty_printer::simple_type_specifier): Now
6633         a virtual member function.
6634         (pp_simple_type_specifier): Remove.
6635         (pp_c_type_specifier): Likewise.
6636         * c-pretty-print.c (c_pretty_printer::simple_type_specifier):
6637         Rename from pp_c_type_specifier.  Adjust.
6638         (c_pretty_printer::c_pretty_printer): Do not assign to
6639         simple_type_specifier.
6640
6641 2013-09-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6642
6643         * c-pretty-print.h (c_pretty_printer::type_id): Now a virtual
6644         member function.
6645         (c_pretty_printer::storage_class_specifier): Likewise.
6646         (c_pretty_printer::initializer): Likewise.
6647         (pp_declaration): Remove.
6648         (pp_declaration_specifiers): Likewise.
6649         (pp_abstract_declarator): Likewise.
6650         (pp_declarator): Likewise.
6651         (pp_type_id): Likewise.
6652         (pp_statement): Likewise.
6653         (pp_constant): Likewise.
6654         (pp_id_expression): Likewise.
6655         (pp_primary_expression): Likewise.
6656         (pp_unary_expression): Likewise.
6657         (pp_multiplicative_expression): Likewise.
6658         (pp_conditional_expression): Likewise.
6659         (pp_assignment_expression): Likewise.
6660         (pp_expression): Likewise.
6661         (pp_c_type_id): Likewise.
6662         (pp_c_storage_class_specifier): Likewise.
6663         * c-pretty-print.c (pp_c_type_cast): Tidy.
6664         (pp_c_pointer): Likewise.
6665         (pp_c_type_specifier): Likewise.
6666         (pp_c_parameter_type_list): Likewise.
6667         (pp_c_function_definition): Likewise.
6668         (pp_c_init_declarator): Likewise.
6669         (pp_c_initializer_list): Likewise.
6670         (pp_c_constructor_elts): Likewise.
6671         (c_pretty_printer::direct_abstract_declarator): Likewise.
6672         (c_pretty_printer::declaration_specifiers): Likewise.
6673         (c_pretty_printer::primary_expression): Likewise.
6674         (c_pretty_printer::postfix_expression): Likewise.
6675         (c_pretty_printer::type_id): Rename from pp_c_type_id.
6676         (c_pretty_printer::storage_class_specifier): Rename from
6677         pp_c_storage_class_specifier.
6678         (c_pretty_printer::initializer): Rename from pp_c_initializer.
6679         (c_pretty_printer::c_pretty_printer): Do not assign to type_id,
6680         storage_class_specifier, initializer, offset_list, flags.
6681
6682 2013-08-30  Marek Polacek  <polacek@redhat.com>
6683
6684         * c-ubsan.c: New file.
6685         * c-ubsan.h: New file.
6686
6687 2013-08-30  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6688
6689         * c-pretty-print.h (c_pretty_printer::declaration): Now a virtual
6690         member function.
6691         (c_pretty_printer::declaration_specifiers): Likewise.
6692         (c_pretty_printer::declarator): Likewise.
6693         (c_pretty_printer::abstract_declarator): Likewise.
6694         (c_pretty_printer::direct_abstract_declarator): Likewise.
6695         (c_pretty_printer::direct_declarator): Likewise.
6696         (c_pretty_printer::function_specifier): Likewise.
6697         (pp_declaration): Adjust.
6698         (pp_declaration_specifiers): Likewise.
6699         (pp_abstract_declarator): Likewise.
6700         (pp_direct_declarator): Likewise.
6701         (pp_function_specifier): Likewise.
6702         (pp_direct_abstract_declarator): Remove as unused.
6703         (pp_c_declaration): Remove.
6704         (pp_c_declaration_specifiers): Likewise.
6705         (pp_c_declarator): Likewise.
6706         (pp_c_direct_declarator): Likewise.
6707         (pp_c_function_specifier): Likewise.
6708         (pp_c_direct_abstract_declarator): Likewise.
6709         * c-pretty-print.c (c_pretty_printer::abstract_declarator): Rename
6710         from pp_c_abstract_declarator.  Adjust.
6711         (c_pretty_printer::direct_abstract_declarator):  Rename from
6712         pp_c_direct_abstract_declarator.  Adjust.
6713         (c_pretty_printer::function_specifier): Rename from
6714         pp_c_function_specifier.  Adjust.
6715         (c_pretty_printer::declaration_specifiers): Rename from
6716         pp_c_declaration_specifiers.  Adjust.
6717         (c_pretty_printer::direct_declarator): Rename from
6718         pp_c_direct_declarator.  Adjust.
6719         (c_pretty_printer::declarator): Rename from pp_c_declarator.  Adjust.
6720         (c_pretty_printer::declaration): Rename from pp_c_declaration.  Adjust.
6721         (c_pretty_printer::c_pretty_printer): Do not assign to
6722         declaration, declaration_specifiers, declarator,
6723         direct_declarator, direct_abstract_declarator, function_specifier.
6724
6725 2013-08-26  Gabriel Dos Reis  <gdre@integrable-solutions.net>
6726
6727         * c-pretty-print.h (c_pretty_printer::unary_expression): Now a
6728         virtual member function.
6729         (c_pretty_printer::multiplicative_expression): Likewise.
6730         (c_pretty_printer::conditional_expression): Likewise.
6731         (c_pretty_printer::assignment_expression): Likewise.
6732         (c_pretty_printer::expression): Likewise.
6733         (pp_unary_expression): Adjust.
6734         (pp_multiplicative_expression): Likewise.
6735         (pp_assignment_expression): Likewise.
6736         (pp_conditional_expression): Likewise.
6737         (pp_expression): Likewise.
6738         * c-pretty-print.c (c_pretty_printer::unary_expression): Rename
6739         from pp_c_unary_expression.  Adjust.
6740         (c_pretty_printer::multiplicative_expression): Rename from
6741         pp_c_multiplicative_expression.  Adjust.
6742         (c_pretty_printer::conditional_expression): Rename from
6743         pp_c_conditional_expression.  Adjust.
6744         (c_pretty_printer::assignment_expression): Rename from
6745         pp_c_assignment_expression.  Adjust.
6746         (c_pretty_printer::expression): Rename from pp_c_expression.  Adjust.
6747         (c_pretty_printer::c_pretty_printer): Do not assign to
6748         unary_expression, multiplicative_expression,
6749         conditional_expression, expression.
6750
6751 2013-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6752
6753         * c-pretty-print.h (c_pretty_printer::postfix_expression): Now a
6754         virtual member function.
6755         (pp_postfix_expression): Adjust.
6756         (pp_c_postfix_expression): Remove.
6757         * c-pretty-print.c (c_pretty_printer::postfix_expression): Rename
6758         from pp_c_postfix_expression.  Adjust.
6759         (c_pretty_printer::c_pretty_printer): Do not assign to
6760         postfix_expression.
6761
6762 2013-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6763
6764         * c-pretty-print.h (c_pretty_printer::primary_expression): Now a
6765         virtua member function.
6766         (pp_primary_expression): Adjust.
6767         (pp_c_primary_expression): Remove.
6768         * c-pretty-print.c (c_pretty_printer::primary_expression): Rename
6769         from pp_c_primary_expression.  Adjust.
6770         (pp_c_initializer_list): Use pp_primary_expression.
6771         (c_pretty_printer::c_pretty_printer): Do not assign to
6772         primary_expression.
6773
6774 2013-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6775
6776         * c-pretty-print.h (c_pretty_printer::translate_string): Declare.
6777         * c-pretty-print.c (M_): Remove.
6778         (c_pretty_printer::translate_string): Define.
6779         (pp_c_type_specifier): Use it.
6780         (pp_c_primary_expression): Likewise.
6781         (pp_c_expression): Likewise.
6782
6783 2013-08-24  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6784
6785         * c-pretty-print.h (c_pretty_printer::id_expression): Now a
6786         virtual function.
6787         (pp_c_id_expression): Remove.
6788         (pp_id_expression): Adjust.
6789         * c-pretty-print.c (c_pretty_printer::id_expression): Rename from
6790         pp_c_id_expression.  Adjust.
6791         (pp_c_postfix_expression): Use pp_id_expression.
6792         (c_pretty_printer::c_pretty_printer): Do not assign to id_expression.
6793
6794 2013-08-24  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6795
6796         * c-pretty-print.h (c_pretty_printer::constant): Now a virtual
6797         member function.
6798         (pp_constant): Adjust.
6799         (pp_c_constant): Remove.
6800         * c-pretty-print.c (c_pretty_printer::constant): Rename from
6801         pp_c_constant.  Adjust.
6802         (pp_c_constant)
6803         (pp_c_primary_expression): Call pp_constant in lieu of pp_c_constant.
6804         (c_pretty_printer::c_pretty_printer): Remove assignment to constant.
6805
6806 2013-08-22  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6807
6808         * c-pretty-print.h (pp_c_pretty_printer_init): Remove.
6809         (c_pretty_printer::c_pretty_printer): Declare.
6810         * c-pretty-print.c (pretty_printer::c_pretty_printer): Rename from
6811         c_pretty_printer_init.  Adjust.
6812         (print_c_tree): Do not call c_pretty_printer_init.
6813         * c-ada-spec.c (dump_ads): Remove call to pp_construct.
6814
6815 2013-08-09  Arnaud Charlet  <charlet@adacore.com>
6816
6817         * c-ada-spec.c (print_ada_declaration): Prevent accessing null asm name
6818
6819 2013-08-05  Paolo Carlini  <paolo.carlini@oracle.com>
6820
6821         PR c++/58080
6822         * c-common.c (pointer_int_sum): Add bool parameter.
6823         * c-common.h (pointer_int_sum): Adjust declaration.
6824
6825 2013-08-05  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6826
6827         * c-pretty-print.c (print_c_tree): Simplify.  Use non-static local
6828         c_pretty_printer variable.
6829
6830 2013-08-04  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6831
6832         * c-pretty-print.h (c_pretty_printer): Derive from pretty_printer.
6833         (pp_base): Remove.
6834         (pp_c_base): Likewise.  Adjust users.
6835         * c-pretty-print.c (pp_c_maybe_whitespace): Adjust.
6836         (pp_c_whitespace): Do not call pp_base.
6837         (pp_c_left_paren): Likewise.
6838         (pp_c_right_paren): Likewise.
6839         (pp_c_left_brace): Likewise.
6840         (pp_c_right_brace): Likewise.
6841         (pp_c_left_bracket): Likewise.
6842         (pp_c_right_bracket): Likewise.
6843         (pp_c_dot): Likewise.
6844         (pp_c_ampersand): Likewise.
6845         (pp_c_star): Likewise.
6846         (pp_c_arrow): Likewise.
6847         (pp_c_semicolon): Likewise.
6848         (pp_c_complement): Likewise.
6849         (pp_c_exclamation): Likewise.
6850         (pp_c_direct_declarator): Likewise.
6851         (pp_c_ws_string): Likewise.
6852         (pp_c_identifier): Likewise.
6853         (pp_c_statement): Likewise.
6854         (print_c_tree): Likewise.
6855
6856 2013-08-04  Ed Smith-Rowland  <3dw4rd@verizon.net>
6857
6858         PR c++/58072
6859         * c-common.c (c_parse_error): Catch user-defined literal tokens and
6860         provide useful error strings.
6861
6862 2013-08-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6863
6864         * c-ada-spec.c (pp_ada_tree_identifier): Use specialized pretty
6865         printer functions instead of pp_string or operators and punctuators.
6866         (dump_generic_ada_node): Likewise.
6867         * c-pretty-print.c (pp_c_type_specifier): Likewise.
6868         (pp_c_relational_expression): Likewise.
6869         (pp_c_logical_or_expression): Likewise.
6870
6871 2013-08-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6872
6873         * c-ada-spec.c (print_ada_macros): Use specialized pretty printer
6874         functions instead of pp_character.
6875         (pp_ada_tree_identifier): Likewise.
6876         (dump_ada_double_name): Likewise.
6877         (dump_ada_function_declaration): Likewise.
6878         (dump_ada_array_domains): Likewise.
6879         (dump_template_types): Likewise.
6880         (dump_generic_ada_node): Likewise.
6881         (print_ada_declaration): Likewise.
6882         (print_ada_struct_decl): Likewise.
6883         * c-pretty-print.c (pp_c_integer_constant): Likewise.
6884
6885 2013-07-23  Tom Tromey  <tromey@redhat.com>
6886
6887         * c-common.h (enum rid) <RID_GENERIC>: New constant.
6888         * c-common.c (c_common_reswords): Add _Generic.
6889
6890 2013-07-21   OndÅ\99ej BÃlka  <neleai@seznam.cz>
6891
6892         * c-common.c: Fix typos.
6893         * c-common.h: Likewise.
6894
6895 2013-07-13  Lubos Lunak  <l.lunak@suse.cz>
6896
6897         PR c++/55203
6898         * c-common.c (c_common_attribute_table): Add warn_unused.
6899         (handle_warn_unused_attribute): New.
6900
6901 2013-07-10  Jakub Jelinek  <jakub@redhat.com>
6902
6903         * c-ppoutput.c (scan_translation_unit): Call account_for_newlines
6904         for all CPP_TOKEN_FLD_STR tokens, not just CPP_COMMENT.
6905
6906 2013-07-10  Paolo Carlini  <paolo.carlini@oracle.com>
6907
6908         PR c++/57869
6909         * c.opt: Add Wconditionally-supported.
6910
6911 2013-07-08  Graham Stott  <graham.stott@btinternet.com>
6912
6913         * array-notation-common.c (length_mismatch_in_expr_p): Delete
6914         unused variables l_length and l_node.
6915
6916 2013-07-04  Joern Rennecke  <joern.rennecke@embecosm.com>
6917
6918         PR c/57821
6919         * c-common.c (complete_array_type): Delay folding first index
6920         like other indices.  When folding, check for index overflow.
6921
6922 2013-06-27  Marc Glisse  <marc.glisse@inria.fr>
6923
6924         PR c++/57509
6925         * c-common.h (c_build_vec_perm_expr): New complain argument.
6926         * c-common.c (c_build_vec_perm_expr): Likewise.
6927         Use save_expr also in C++.
6928
6929 2013-06-22  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6930
6931         * c-common.c (c_common_nodes_and_builtins): Use cxx11 in lieu of cxx0x.
6932         * c-cppbuiltin.c (c_cpp_builtins): Likewise.
6933         * c-opts.c (c_common_post_options): Likewise.
6934
6935 2013-06-21  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6936
6937         * array-notation-common.c (length_mismatch_in_expr): Changed the
6938         parameter type's from a dynamic array to a vec_tree.  Also removed
6939         the size parameters.
6940         * c-common.h (length_mismatch_in_expr_p): Fixed prototype's as per
6941         the change above.
6942
6943 2013-06-21  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6944
6945         * c-common.h (struct cilkplus_an_parts): New structure.
6946         (struct cilkplus_an_loop_parts): Likewise.
6947         (cilkplus_extract_an_triplets): New prototype.
6948         (fix_sec_implicit_args): Likewise.
6949         * array-notation-common.c (cilkplus_extract_an_triplets): New function.
6950         (fix_sec_implicit_args): Likewise.
6951
6952 2013-06-20  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6953
6954         * array-notation-common.c (find_inv_trees): Removed an unwanted
6955         typecasting.
6956         * c-common.h (struct inv_list::additional_tcodes): Changed type from
6957         enum rid to enum tree_code.
6958
6959 2013-06-11  Jan Hubicka  <jh@suse.cz>
6960
6961         * c-common.c (handle_alias_ifunc_attribute): Do not set
6962         DECL_EXTERNAL for weakref variables.
6963         * c-pragma.c (handle_pragma_weak): Make sure aliases
6964         are not declared as external.
6965
6966 2013-06-07  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6967
6968         * array-notation-common.c (length_mismatch_in_expr_p): Moved this
6969         function from c/c-array-notation.c.
6970         (is_cilkplus_reduce_builtin): Likewise.
6971         (find_rank): Likewise.
6972         (extract_array_notation_exprs): Likewise.
6973         (replace_array_notations): Likewise.
6974         (find_inv_trees): Likewise.
6975         (replace_inv_trees): Likewise.
6976         (contains_array_notation_expr): Likewise.
6977         (find_correct_array_notation_type): Likewise.
6978         * c-common.h (struct inv_list): Moved this struct from the file
6979         c/c-array-notation.c and added a new field called additional tcodes.
6980         (length_mismatch_in_expr_p): New prototype.
6981         (is_cilkplus_reduce_builtin): Likewise.
6982         (find_rank): Likewise.
6983         (extract_array_notation_exprs): Likewise.
6984         (replace_array_notation): Likewise.
6985         (find_inv_trees): Likewise.
6986         (replace_inv_trees): Likewise.
6987         (find_correct_array_notation_type): Likewise.
6988
6989 2013-05-28  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6990
6991         * c-common.c (c_define_builtins): When cilkplus is enabled, the
6992         function array_notation_init_builtins is called.
6993         (c_common_init_ts): Added ARRAY_NOTATION_REF as typed.
6994         * c-common.def (ARRAY_NOTATION_REF): New tree.
6995         * c-common.h (build_array_notation_expr): New function declaration.
6996         (build_array_notation_ref): Likewise.
6997         (extract_sec_implicit_index_arg): New extern declaration.
6998         (is_sec_implicit_index_fn): Likewise.
6999         (ARRAY_NOTATION_CHECK): New define.
7000         (ARRAY_NOTATION_ARRAY): Likewise.
7001         (ARRAY_NOTATION_START): Likewise.
7002         (ARRAY_NOTATION_LENGTH): Likewise.
7003         (ARRAY_NOTATION_STRIDE): Likewise.
7004         * c-pretty-print.c (pp_c_postifix_expression): Added a new case for
7005         ARRAY_NOTATION_REF.
7006         (pp_c_expression): Likewise.
7007         * c.opt (flag_enable_cilkplus): New flag.
7008         * array-notation-common.c: New file.
7009
7010 2013-05-14  Jakub Jelinek  <jakub@redhat.com>
7011
7012         PR c++/57274
7013         * c-common.c (verify_tree): Don't recurse into SIZEOF_EXPR.
7014
7015 2013-05-10  Marc Glisse  <marc.glisse@inria.fr>
7016
7017         * c-common.c (vector_types_convertible_p): No TYPE_PRECISION for
7018         vectors.
7019
7020 2013-05-07  Han Shen  <shenhan@google.com>
7021
7022         * c-cppbuiltin.c (c_cpp_builtins): Added "__SSP_STRONG__=3".
7023
7024 2013-04-29  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
7025
7026         * c-common.c (check_user_alignment): Emit error for negative values.
7027
7028 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
7029
7030         * c-opts.c (set_std_cxx11): Use CLK_CXX1Y and CLK_GNUCXX1Y.
7031
7032 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
7033
7034         * c-cppbuiltin.c (c_cpp_builtins): Do not define
7035         __GXX_EXPERIMENTAL_CXX1Y__.
7036
7037 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
7038             Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
7039
7040         * c.opt ([Wpointer-arith]): Enabled by -Wpedantic, as documented.
7041         * c-common.c (pointer_int_sum): Change -Wpointer-arith pedwarns
7042         to simply use OPT_Wpointer_arith.
7043         (c_sizeof_or_alignof_type): Likewise.
7044
7045 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
7046
7047         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_EXPERIMENTAL_CXX1Y__.
7048
7049 2013-04-12  Jakub Jelinek  <jakub@redhat.com>
7050
7051         * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7052         gcc_cdiag_char_table, gcc_cxxdiag_char_table): Add %r and %R format
7053         specifiers.
7054
7055 2013-04-07  Steven Bosscher  <steven@gcc.gnu.org>
7056
7057         * c-pragma.c (add_to_renaming_pragma_list): Fix leading comment.
7058
7059 2013-04-03  Paolo Carlini  <paolo.carlini@oracle.com>
7060
7061         * c-common.c (pointer_int_sum): Remove dead code.
7062
7063 2013-03-09  Richard Sandiford  <rdsandiford@googlemail.com>
7064
7065         PR middle-end/56524
7066         * c-common.c (handle_optimize_attribute): Don't call
7067         save_optabs_if_changed.
7068
7069 2013-03-05  Jakub Jelinek  <jakub@redhat.com>
7070
7071         PR middle-end/56461
7072         * c-pch.c (pch_init): Free target_validity at the end.
7073
7074 2013-03-04  Jakub Jelinek  <jakub@redhat.com>
7075
7076         * c-pretty-print.c (pp_c_pretty_printer_init): Clear pp->flags.
7077
7078 2013-02-28  Konstantin Serebryany  <konstantin.s.serebryany@gmail.com>
7079             Jakub Jelinek  <jakub@redhat.com>
7080
7081         PR sanitizer/56454
7082         * c-common.c (handle_no_sanitize_address_attribute): New function.
7083         (c_common_attribute_table): Add no_sanitize_address attribute.
7084         (handle_no_address_safety_analysis_attribute): Add
7085         no_sanitize_address attribute, not no_address_safety_analysis
7086         attribute.
7087
7088 2013-02-18  Aldy Hernandez  <aldyh@redhat.com>
7089
7090         PR target/52555
7091         * c-common.c (handle_optimize_attribute): Call
7092         save_optabs_if_changed.
7093
7094 2013-02-18  Jakub Jelinek  <jakub@redhat.com>
7095             Steven Bosscher  <steven@gcc.gnu.org>
7096
7097         PR pch/54117
7098         * c-opts.c (c_common_post_options): If debug info is enabled
7099         and non-dwarf*, refuse to load PCH files and when writing PCH
7100         file warn.
7101
7102 2013-02-05  Jakub Jelinek  <jakub@redhat.com>
7103
7104         PR middle-end/56167
7105         * c-common.c (handle_error_attribute): Fix condition.
7106
7107 2013-01-30  Jakub Jelinek  <jakub@redhat.com>
7108
7109         PR c++/55742
7110         * c-common.c (handle_target_attribute): Revert 2012-12-26 change.
7111
7112 2013-01-18  Jason Merrill  <jason@redhat.com>
7113
7114         PR target/54908
7115         * c.opt (-fextern-tls-init): New.
7116         * c-opts.c (c_common_post_options): Handle it.
7117
7118 2013-01-09  Jakub Jelinek  <jakub@redhat.com>
7119
7120         PR c/48418
7121         * c-common.c (c_fully_fold_internal): Warn for LSHIFT_EXPR and
7122         RSHIFT_EXPR, if orig_op1 isn't INTEGER_CST, op1 is INTEGER_CST
7123         and is either negative or bigger or equal to type precision
7124         of the first operand.
7125
7126 2012-12-03  Marek Polacek  <polacek@redhat.com>
7127
7128         PR c/55570
7129         * c-common.c (check_user_alignment): Swap order of tests,
7130         check TREE_CODE first.
7131
7132 2012-11-29  Ed Smith-Rowland  <3dw4rd@verizon.net>
7133
7134         PR c++/52654
7135         * c-common.h (overflow_type): New enum.
7136         (build_userdef_literal): Add overflow_type argument.
7137         (tree_userdef_literal): Add overflow_type.
7138         (USERDEF_LITERAL_OVERFLOW): New access macro.
7139         * c-common.c (build_userdef_literal): Add overflow_type
7140         argument.
7141         * c-lex.c (c_lex_with_flags): Add overflow_type to
7142         build_userdef_literal calls.
7143         (interpret_integer, interpret_float): Add overflow_type argument.
7144
7145 2012-11-28  Richard Biener  <rguenther@suse.de>
7146
7147         PR c/35634
7148         * c-gimplify.c (c_gimplify_expr): Gimplify self-modify expressions
7149         here and use a type with proper overflow behavior for types that would
7150         need to be promoted for the arithmetic.
7151
7152 2012-11-23  Jakub Jelinek  <jakub@redhat.com>
7153
7154         PR sanitizer/55435
7155         * c-common.c (handle_no_address_safety_analysis_attribute): New
7156         function.
7157         (c_common_attribute_table): Add no_address_safety_analysis.
7158
7159 2012-11-16  Simon Baldwin  <simonb@google.com>
7160
7161         * c.opt: Add f[no-]canonical-system-headers.
7162         * c-opts.c (c_common_handle_option): Handle
7163         OPT_fcanonical_system_headers.
7164
7165 2012-11-09  Ed Smith-Rowland  <3dw4rd@verizon.net>
7166
7167         PR c++/54413
7168         * c-opts.c (c_common_handle_option): Set new flags.
7169         * c.opt: Describe new flags.
7170
7171 2012-11-09  Jason Merrill  <jason@redhat.com>
7172
7173         * c.opt (Wabi-tag): New.
7174
7175 2012-11-09  Andi Kleen  <ak@linux.intel.com>
7176
7177         PR 55139
7178         * c-common.c (get_atomic_generic_size): Mask with
7179         MEMMODEL_MASK
7180
7181 2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7182
7183         PR c/53063
7184         * c.opt (Wformat): Make it Alias Wformat=1.
7185         (Wformat-contains-nul,Wformat-extra-args,Wformat-nonliteral,
7186         Wformat-security,Wformat-y2k,Wformat-zero-length): Use
7187         LangEnabledBy.
7188         (Wformat=): RejectNegative. Use LangEnabledBy.
7189         (Wnonnull): Use LangEnabledBy.
7190         * c-opts.c (c_common_handle_option): Do not handle Wformat here.
7191         * c-format.c (set_Wformat): Delete.
7192         (decode_format_attr): Replace OPT_Wformat with OPT_Wformat_.
7193         (maybe_read_dollar_number):  Likewise.
7194         (avoid_dollar_number):  Likewise.
7195         (finish_dollar_format_checking):  Likewise.
7196         (check_format_info):  Likewise.
7197         (check_format_info_main):  Likewise.
7198         (check_format_types):  Likewise.
7199         (format_type_warning):  Likewise.
7200         * c-common.c (int):  Likewise.
7201         (check_function_sentinel):  Likewise.
7202         * c-common.h (warn_format,set_Wformat): Do not declare here.
7203
7204 2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7205
7206         PR c/53063
7207         * c.opt(Warray-bounds,Wdelete-non-virtual-dtor,Wenum-compare,
7208         Wmain,Woverlength-strings, Wunknown-pragmas,Wunused-macros):
7209         Use LangEnabledBy.
7210         (Wswitch,Wswitch-default,Wswitch-enum): Likewise. Move here from
7211         common.opt.
7212         (Wvariadic-macros): Init(1).
7213         * c-opts.c (c_common_handle_option): Do not handle them
7214         explicitly.
7215         (c_common_post_options): Likewise.
7216         (sanitize_cpp_opts): warn_unused_macros is now
7217         cpp_warn_unused_macros.
7218         (push_command_line_include): Likewise.
7219         * c-common.c (warn_unknown_pragmas): Do not define.
7220         * c-common.h (warn_unknown_pragmas): Do not declare.
7221
7222 2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7223
7224         PR c/51294
7225         * c-common.c (conversion_warning): Handle conditional expressions.
7226
7227 2012-10-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
7228
7229         PR c++/54930
7230         * c.opt (Wreturn_local_addr): Define new option.
7231
7232 2012-10-25  Jason Merrill  <jason@redhat.com>
7233
7234         * c.opt (Wvirtual-move-assign): New.
7235
7236         * c.opt (Winherited-variadic-ctor): New.
7237
7238 2012-10-25  Marc Glisse  <marc.glisse@inria.fr>
7239
7240         PR c++/54427
7241         * c-common.c (scalar_to_vector): Handle VEC_COND_EXPR.
7242
7243 2012-10-23  Joseph Myers  <joseph@codesourcery.com>
7244
7245         * c-common.h (pch_cpp_save_state): Declare.
7246         * c-target.def (c_preinclude): New hook.
7247         * c-opts.c (done_preinclude): New.
7248         (push_command_line_include): Handle default preincluded header.
7249         (cb_file_change): Call pch_cpp_save_state when calling
7250         push_command_line_include.
7251         * c-pch.c (pch_ready_to_save_cpp_state, pch_cpp_state_saved)
7252         (pch_cpp_save_state): New.
7253         (pch_init): Call pch_cpp_save_state conditionally, instead of
7254         calling cpp_save_state.
7255
7256 2012-10-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7257
7258         PR c/53063
7259         PR c/40989
7260         * c.opt (Waddress,Wchar-subscripts,Wsign-conversion,Wimplicit,
7261         Wimplicit-function-declaration,Wimplicit-int,Wsizeof-pointer-memaccess,
7262         Wnarrowing,Wparentheses,Wpointer-sign,Wreturn-type,Wsequence-point,
7263         Wsign-compare,Wuninitialized,Wmaybe-uninitialized,Wunused,
7264         Wvolatile-register-var): Add LangEnabledBy or EnabledBy.
7265         * c-opts.c (c_common_handle_option): Remove explicit handling from
7266         here.
7267         (c_common_post_options): Likewise.
7268
7269 2012-10-18  Eric Botcazou  <ebotcazou@adacore.com>
7270
7271         * c-ada-spec.c (LOCATION_COL): Delete.
7272         (compare_location): New function.
7273         (compare_node): Use it.
7274         (compare_comment): Likewise.
7275
7276 2012-10-16  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7277
7278         PR c/53063
7279         PR c/40989
7280         * c.opt (Wstrict-aliasing=,Wstrict-overflow=): Use LangEnabledBy.
7281         * c-opts.c (c_common_handle_option): Do not set them here. Add
7282         comment.
7283         (c_common_post_options): Likewise.
7284
7285 2012-10-16  Eric Botcazou  <ebotcazou@adacore.com>
7286
7287         * c-ada-spec.c (ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX): Define.
7288         (dump_generic_ada_node) <INTEGER_CST>: Deal with sizetype specially.
7289         Remove POINTER_TYPE handling, add large unsigned handling and use
7290         ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX for big numbers.
7291
7292 2012-10-12  Jakub Jelinek  <jakub@redhat.com>
7293
7294         PR c/54381
7295         * c-common.h (sizeof_pointer_memaccess_warning): Adjust prototype.
7296         * c-common.c (sizeof_pointer_memaccess_warning): Take array of 3
7297         locs and array of 3 trees instead of just single loc and single
7298         sizeof_arg tree.  Handle __builtin___*_chk builtins too, and
7299         also stpncpy, bcopy, bcmp, bzero, snprintf and vsnprintf builtins.
7300         For *cmp* builtins that take two sources strings report warnings
7301         about first and second source, not about destination and source.
7302
7303 2012-10-12  Marc Glisse  <marc.glisse@inria.fr>
7304
7305         PR c++/53055
7306         * c-common.h (enum ref_operator) [RO_ARROW_STAR]: New.
7307
7308 2012-10-11  Eric Botcazou  <ebotcazou@adacore.com>
7309
7310         * c-ada-spec.c (dump_ada_template): Bail out for template declarations
7311         declaring something coming from another file.
7312
7313 2012-10-10  Arnaud Charlet  <charlet@adacore.com>
7314
7315         PR ada/54845
7316         * c-ada-spec.c (print_ada_struct_decl): Increase buf size.
7317
7318 2012-10-09  Paolo Carlini  <paolo.carlini@oracle.com>
7319
7320         PR c++/54194
7321         * c-common.c (warn_about_parentheses): Add location_t parameter;
7322         use EXPR_LOC_OR_LOC.
7323         * c-common.h: Update declaration.
7324
7325 2012-10-09  Marc Glisse  <marc.glisse@inria.fr>
7326
7327         PR c++/54427
7328         * c-common.c (scalar_to_vector): Moved from c-typeck.c. Support
7329         more operations. Make error messages optional.
7330         * c-common.h (enum stv_conv): Moved from c-typeck.c.
7331         (scalar_to_vector): Declare.
7332
7333 2012-10-08  Jason Merrill  <jason@redhat.com>
7334
7335         * c-common.c (c_common_reswords): Add thread_local.
7336
7337 2012-10-08  Dodji Seketeli  <dodji@redhat.com>
7338
7339         PR c++/53528 C++11 attribute support
7340         * c-common.h (bitfield_p, cxx_fundamental_alignment_p): Declare
7341         new functions.
7342         * c-common.c (check_cxx_fundamental_alignment_constraints): New
7343         static function.
7344         (handle_aligned_attribute): In choose strictest alignment
7345         among many.  Use new check_cxx_fundamental_alignment_constraints.
7346         (handle_transparent_union_attribute): In c++11 attribute syntax,
7347         don't look through typedefs.
7348
7349 2012-10-04  Arnaud Charlet  <charlet@adacore.com>
7350
7351         * c-ada-spec.c (print_ada_declaration): Remove handling of TDF_RAW.
7352         * c.opt (-fdump-ada-spec, -fdump-ada-spec-slim): Move switch definition
7353         out of dumpfile.h.
7354
7355 2012-09-25  Dehao Chen  <dehao@google.com>
7356
7357         PR middle-end/54645
7358         * c-pch.c (c_common_read_pch): Rebuild the location_adhoc_data
7359         map when read in the pch.
7360
7361 2012-09-18  Arnaud Charlet  <charlet@adacore.com>
7362
7363         * c-ada-spec.c: Style fixes.
7364
7365 2012-09-18  Thomas Quinot  <quinot@adacore.com>
7366
7367         * c.opt (-fada-spec-parent): Define new command line switch.
7368         * c-ada-spec.c (get_ada_package): When -fada-spec-parent
7369         is specified, generate binding spec as a child of the specified unit.
7370
7371 2012-09-13  Paolo Carlini  <paolo.carlini@oracle.com>
7372             Manuel López-Ibáñez  <manu@gcc.gnu.org>
7373
7374         PR c++/53210
7375         * c.opt ([Winit-self]): Enabled by -Wall in C++.
7376
7377 2012-08-23  Arnaud Charlet  <charlet@adacore.com>
7378
7379         * c-ada-spec.c (dump_generic_ada_node): Fix handling of name_only
7380         for pointers, and add missing Convention C pragma.
7381         (print_ada_struct_decl): Add missing aliased keyword.
7382         (dump_ads): Add pragma Ada_2005 and Style_Checks (Off).
7383
7384 2012-08-17  Jakub Jelinek  <jakub@redhat.com>
7385
7386         * c-common.c (sizeof_pointer_memaccess_warning): New function.
7387         * c.opt (-Wsizeof-pointer-memaccess): Add new option.
7388         * c-opts.c (c_common_handle_option): Enable it for -Wall.
7389         * c-common.h (sizeof_pointer_memaccess_warning): Add prototype.
7390         * c-common.def (SIZEOF_EXPR): Moved here from cp-tree.def.
7391
7392 2012-08-10  Richard Guenther  <rguenther@suse.de>
7393
7394         * c-pretty-print.c (pp_c_expression): Handle anonymous SSA names.
7395
7396 2012-08-07  Steven Bosscher  <steven@gcc.gnu.org>
7397
7398         * c-pretty-print.c (pp_c_function_definition): Use pp_newline_and_flush
7399         instead of separate pp_newline and pp_flush.
7400         (print_c_tree): Likewise.
7401
7402 2012-07-26  Richard Henderson  <rth@redhat.com>
7403
7404         * c-common.c (handle_hot_attribute): Allow labels.
7405         (handle_cold_attribute): Likewise.
7406
7407 2012-07-20  Jakub Jelinek  <jakub@redhat.com>
7408
7409         PR c++/28656
7410         * c-common.c (check_function_nonnull): Handle multiple nonnull
7411         attributes properly.
7412
7413 2012-07-16  Steven Bosscher  <steven@gcc.gnu.org>
7414
7415         * c-gimplify.c: Include dumpfile.h instead of tree-dump.h.
7416         * c-ada-spec.c: Likewise.
7417         * c-dump.c (dump_stmt): Move to cp/dump.c, the only user.
7418
7419 2012-07-14  Steven Bosscher  <steven@gcc.gnu.org>
7420
7421         * c-pch.c (CHECK_NO_ASM_OUT_DURING_PCH): Do not define.
7422         Remove code conditional on it.
7423
7424 2012-07-11  Steven Bosscher  <steven@gcc.gnu.org>
7425
7426         * c-gimplify.c: Do not include basic-block.h.
7427         * c-common.c: Do not include linfuncs.h.
7428
7429 2012-07-08  Steven Bosscher  <steven@gcc.gnu.org>
7430
7431         * c-common.h: Include tree.h.
7432
7433 2012-07-02  Jason Merrill  <jason@redhat.com>
7434
7435         PR c++/53524
7436         * c-common.c (get_priority): Call default_conversion.
7437
7438 2012-07-01  Uros Bizjak  <ubizjak@gmail.com>
7439
7440         * c-pch.c (c_common_write_pch): Remove unused variables.
7441
7442 2012-06-29  Steven Bosscher  <steven@gcc.gnu.org>
7443
7444         * cppspec.c: Moved from gcc/ to here.
7445
7446 2012-06-27  Kai Tietz  <ktietz@redhat.com>
7447
7448         PR preprocessor/37215
7449         * c-ppoutput.c (preprocess_file): Check for nonempty buffer.
7450
7451 2012-06-21  Steven Bosscher  <steven@gcc.gnu.org>
7452
7453         * c-common.h (c_common_print_pch_checksum): Remove.
7454         * c-pch.c: Do not include output.h.
7455         (CHECK_NO_ASM_OUT_DURING_PCH): Define and add FIXME.
7456         (asm_out_file): Define iff CHECK_NO_ASM_OUT_DURING_PCH isdefined.
7457         (asm_file_startpos): Define iff CHECK_NO_ASM_OUT_DURING_PCH is defined.
7458         (struct c_pch_header): Remove.
7459         (get_ident): Update gpch version.
7460         (pch_init): Do not print executable_checksum to asm_out_file.
7461         Do not fail if there is no asm_out_file to read back from.  Set
7462         asm_file_startpos only if CHECK_NO_ASM_OUT_DURING_PCH is defined.
7463         (c_common_write_pch): Verify that nothing was written to asm_out_file
7464         since pch_init was called.  Do not write a c_pch_header, and do not
7465         copy from asm_out_file to the PCH.
7466         (c_common_read_pch): Do not read a c_pch_header, and do not restore
7467         the content of asm_out_file from the PCH.
7468         (c_common_print_pch_checksum): Remove.
7469         * c-opts.c (c_common_init): Print out executable_checksum directly.
7470
7471 2012-06-19  Steven Bosscher  <steven@gcc.gnu.org>
7472
7473         * c-target.def (objc_declare_unresolved_class_reference,
7474         objc_declare_class_definition): Add new hooks.
7475
7476 2012-06-19  Steven Bosscher  <steven@gcc.gnu.org>
7477
7478         * c-lex.c: Do not include output.h.
7479         (cb_ident): Try to put out .ident with targetm.asm_out.output_ident.
7480         Remove uses of ASM_OUTPUT_IDENT.
7481
7482 2012-06-15  Marc Glisse  <marc.glisse@inria.fr>
7483
7484         PR c++/51033
7485         * c-common.h (c_build_vec_perm_expr): Move decl here.
7486         * c-common.c (c_build_vec_perm_expr): Move definition
7487         here.
7488
7489 2012-06-06  Steven Bosscher  <steven@gcc.gnu.org>
7490
7491         * c.opt (fconserve-space): Turn into a no-op.
7492
7493 2012-06-04  Sterling Augustine  <saugustine@google.com>
7494
7495         * c-pretty-print.h (pp_c_flag_gnu_v3): New enumerator.
7496         * c-pretty-print.c (pp_c_specifier_qualifier_list): Check it at
7497         both the start and end of the function.
7498
7499 2012-06-04  Steven Bosscher  <steven@gcc.gnu.org>
7500
7501         * c-common.c: Do not include output.h.
7502         * c-pragma.c: Likewise.
7503
7504 2012-06-04  Steven Bosscher  <steven@gcc.gnu.org>
7505
7506         * error.c (dump_decl): Check pp_c_flag_gnu_v3.
7507         (decl_as_dwarf_string, lang_decl_dwarf_name): New functions.
7508         (lang_decl_name): Handle namespace decls.
7509
7510 2012-05-31  Steven Bosscher  <steven@gcc.gnu.org>
7511
7512         * c-ada-spec.c: Do not include output.h.
7513         * c-semantics.c: Likewise.
7514
7515 2012-05-29  Joseph Myers  <joseph@codesourcery.com>
7516
7517         * c-common.c: Fix typo.
7518
7519 2012-05-29  Michael Matz  <matz@suse.de>
7520
7521         * c-common.h (c_expand_decl): Remove prototype.
7522
7523 2012-05-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7524
7525         * c.opt (Wmissing-braces): Use LangEnabledBy(C ObjC,Wall).
7526         * c-opts.c (c_common_handle_option): Remove code handling
7527         warn_missing_braces.
7528
7529 2012-05-28  Paolo Carlini  <paolo.carlini@oracle.com>
7530
7531         PR c++/25137
7532         * c-opts.c (c_common_handle_option): For C++ -Wall doesn't enable
7533         -Wmissing_braces.
7534
7535 2012-05-22  Dodji Seketeli  <dodji@redhat.com>
7536
7537         PR c++/53322
7538         * c.opt (Wunused-local-typedefs): Use EnabledBy(Wunused).
7539
7540 2012-05-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7541
7542         * c.opt (--pedantic-errors,-pedantic-errors): Do not handle here.
7543         * c-opts.c (c_common_handle_option): Do not handle explicitly
7544         Wreturn-type, Wwrite-strings, warn_ecpp, and -pedantic-errors.
7545
7546 2012-05-16  Dodji Seketeli  <dodji@redhat.com>
7547
7548         PR preprocessor/7263
7549         * c-lex.c (c_lex_with_flags):  Pass a virtual location to the call
7550         to cpp_classify_number.  For diagnostics, use the precise location
7551         instead of the global input_location.
7552
7553 2012-05-15  Paolo Carlini  <paolo.carlini@oracle.com>
7554
7555         PR c++/11856
7556         * c-common.c (shorten_compare): Check c_inhibit_evaluation_warnings.
7557
7558 2012-05-14  Bernd Schmidt  <bernds@codesourcery.com>
7559
7560         * c-common.c (DEF_ATTR_STRING): Define and undefine as necessary.
7561
7562 2012-05-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7563
7564         PR 53063
7565         * c.opt (Wc++0X-compat,Wdelete-non-virtual-dtor,Wjump-misses-init,
7566         Wreorder): Use LangEnabledBy.
7567         * c-opts.c (c_common_handle_option): Do not enable them
7568         explicitly. Call lang-specific generated functions.
7569         (c_common_post_options): Do not set them here.
7570
7571 2012-05-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7572
7573         * c.opt (Wclobbered,Wempty-body,Wignored-qualifiers,
7574         Wmissing-field-initializers,Wmissing-parameter-type,
7575         Wold-style-declaration,Woverride-init): Use EnabledBy.
7576         * c-opts.c (c_common_post_options): Do not set here explicitly.
7577
7578 2012-05-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7579
7580         PR 53063
7581         * c-opts.c (c_common_handle_option): Use handle_generated_option
7582         to enable sub-options.
7583
7584 2012-05-10  Paolo Carlini  <paolo.carlini@oracle.com>
7585
7586         PR c++/53158
7587         * c-common.c (warnings_for_convert_and_check): Use warning_at.
7588
7589 2012-05-10  Richard Guenther  <rguenther@suse.de>
7590
7591         * c-common.c (c_sizeof_or_alignof_type): Remove assert and
7592         adjust commentary about TYPE_IS_SIZETYPE types.
7593
7594 2012-05-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7595
7596         PR c++/53261
7597         * c-common.c (warn_logical_operator): Check that argument of
7598         integer_zerop is not NULL.
7599
7600 2012-05-05  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7601
7602         PR c/43772
7603         * c-common.c (warn_logical_operator): Do not warn if either side
7604         is already true or false.
7605
7606 2012-05-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7607
7608         PR c/51712
7609         * c-common.c (expr_original_type): New.
7610         (shorten_compare): Do not warn for enumeration types.
7611
7612 2012-05-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7613
7614         * c.opt (fpermissive): Add Var(flag_permissive).
7615
7616 2012-04-30  Marc Glisse  <marc.glisse@inria.fr>
7617
7618         PR c++/51033
7619         * c-common.c (convert_vector_to_pointer_for_subscript): New function.
7620         * c-common.h (convert_vector_to_pointer_for_subscript): Declare it.
7621
7622 2012-04-30  Dodji Seketeli  <dodji@redhat.com>
7623
7624         Add -Wvarargs option
7625         * c.opt (Wvarargs):  Define new option.
7626
7627 2012-04-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7628
7629         * c-common.c (check_function_arguments): Replace
7630         Wmissing-format-attribute with Wsuggest-attribute=format.
7631
7632 2012-04-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7633
7634         * c.opt (Wsuggest-attribute=format): New. Alias of
7635         Wmissing-format-attribute.
7636         * c-format.c (decode_format_type): Replace
7637         Wmissing-format-attribute with Wsuggest-attribute=format.
7638         (check_function_format): Likewise.
7639
7640 2012-04-27  Ollie Wild  <aaw@google.com>
7641
7642         * c-common.c: Add CPP_W_LITERAL_SUFFIX mapping.
7643         * c-opts.c (c_common_handle_option): Handle OPT_Wliteral_suffix.
7644         * c.opt: Add Wliteral-suffix.
7645
7646 2012-04-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7647
7648         PR c/44774
7649         * c.opt (Wpedantic): New.
7650         (pedantic): Alias Wpedantic.
7651         * c-opts.c (c_common_handle_option): Replace -pedantic with -Wpedantic.
7652         (c_common_post_options): Likewise.
7653         (sanitize_cpp_opts): Likewise.
7654         * c-lex.c (interpret_float): Likewise.
7655         * c-format.c (check_format_types): Likewise.
7656         * c-common.c (pointer_int_sum): Likewise.
7657         (c_sizeof_or_alignof_type): Likewise.
7658         (c_add_case_label): Likewise.
7659         (c_do_switch_warnings): Likewise.
7660         * c-pragma.c (handle_pragma_float_const_decimal64): Likewise.
7661
7662 2012-04-15  Jason Merrill  <jason@redhat.com>
7663
7664         PR c++/52818
7665         * c-format.c (CPLUSPLUS_STD_VER): C++11 inherits from C99.
7666         (C_STD_NAME): Distinguish between C++98 and C++11.
7667
7668 2012-04-11  Eric Botcazou  <ebotcazou@adacore.com>
7669
7670         PR target/52624
7671         * c-common.h (uint16_type_node): Rename into...
7672         (c_uint16_type_node): ...this.
7673         * c-common.c (c_common_nodes_and_builtins): Adjust for above renaming.
7674         * c-cppbuiltin.c (builtin_define_stdint_macros): Likewise.
7675
7676 2012-04-10  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7677
7678         * c-common.c (warn_if_unused_value): Move definition to here.
7679         * c-common.h (warn_if_unused_value): Move declaration to here.
7680
7681 2012-03-23  William Bader  <williambader@hotmail.com>
7682
7683         * c-lex.c (c_lex_with_flags): Avoid declarations after stmts.
7684
7685 2012-03-20  Jason Merrill  <jason@redhat.com>
7686
7687         * c-common.h (enum cxx_dialect): Add cxx1y.
7688         * c-common.c (c_common_nodes_and_builtins): Use >= for cxx_dialect
7689         test.
7690         * c-cppbuiltin.c (c_cpp_builtins): Likewise.
7691         * c-opts.c (c_common_post_options): Likewise.
7692         (set_std_cxx1y): New.
7693         (c_common_handle_option): Call it.
7694         * c.opt (-std=c++1y, -std=gnu++1y): New flags.
7695
7696 2012-03-19  Paolo Carlini  <paolo.carlini@oracle.com>
7697
7698         PR c++/14710
7699         * c.opt ([Wuseless-cast]): Add.
7700
7701 2012-03-16  Richard Guenther  <rguenther@suse.de>
7702
7703         * c-pretty-print.c (pp_c_initializer_list): Adjust.
7704
7705 2012-03-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7706
7707         PR c++/44783
7708         * c.opt (ftemplate-backtrace-limit) Add.
7709
7710 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7711
7712         * c-cppbuiltin.c (c_cpp_builtins): Remove #pragma extern_prefix
7713         handling.
7714         * c-pragma.c (handle_pragma_extern_prefix): Remove.
7715         (init_pragma): Don't register extern_prefix.
7716
7717 2012-03-12  Richard Guenther  <rguenther@suse.de>
7718
7719         * c-common.c (c_common_get_narrower): Use c_common_type_for_size.
7720         (builtin_type_for_size): Likewise.
7721
7722 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
7723
7724         PR c++/52215
7725         * c-common.c (sync_resolve_params): Don't decide whether to convert
7726         or not based on TYPE_SIZE comparison, convert whenever arg_type
7727         is unsigned INTEGER_TYPE.
7728
7729 2012-02-06  Paolo Carlini  <paolo.carlini@oracle.com>
7730
7731         PR c/52118
7732         * c.opt ([Wunused-local-typedefs]): Fix description.
7733
7734 2012-01-24  Mike Stump  <mikestump@comcast.net>
7735
7736         * c-common.c (c_common_type_for_mode): Match signed/unsigned types
7737         exactly.
7738
7739 2012-01-18  Richard Guenther  <rguenther@suse.de>
7740
7741         * c-opts.c (c_common_post_options): Reset LTO flags if
7742         we are about to generate a PCH.
7743
7744 2012-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
7745
7746         PR c++/51777
7747         * c-pretty-print.c (pp_c_integer_constant): For unsigned constants
7748         use pp_unsigned_wide_integer.
7749
7750 2012-01-10  Richard Guenther  <rguenther@suse.de>
7751
7752         PR middle-end/51806
7753         * c-opts.c (c_common_handle_option): Move -Werror handling
7754         to language independent code.
7755
7756 2012-01-05  Richard Guenther  <rguenther@suse.de>
7757
7758         PR middle-end/51764
7759         * c.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move here
7760         from common.opt.
7761
7762 2011-12-30  Paolo Carlini  <paolo.carlini@oracle.com>
7763
7764         PR c++/51316
7765         * c-common.c (c_sizeof_or_alignof_type): In C++ allow for alignof
7766         of array types with an unknown bound.
7767
7768 2011-12-20  Joseph Myers  <joseph@codesourcery.com>
7769
7770         * c-common.c (flag_isoc99): Update comment to refer to C11.
7771         (flag_isoc1x): Change to flag_isoc11.
7772         * c-common.h (flag_isoc99): Update comment to refer to C11.
7773         (flag_isoc1x): Change to flag_isoc11.
7774         * c-cppbuiltin.c (cpp_atomic_builtins): Change comment to refer to
7775         C11.
7776         * c-opts.c (set_std_c1x): Change to set_std_c11.
7777         (c_common_handle_option): Handle OPT_std_c11 and OPT_std_gnu11.
7778         Call set_std_c11.
7779         (set_std_c89, set_std_c99, set_std_c11): Use flag_isoc11.
7780         (set_std_c1): Use CLK_STDC11 and CLK_GNUC11.
7781         * c.opt (std=c1x): Change to std=c11.  Document as non-draft
7782         standard.
7783         (std=c1x, std=iso9899:2011): Add as aliases of std=c11.
7784         (std=gnu1x): Change to std=gnu11.  Refer to non-draft standard.
7785         (std=gnu1x): Make alias of std=gnu11.
7786
7787 2011-12-19  Jason Merrill  <jason@redhat.com>
7788
7789         PR c++/51228
7790         * c-common.c (handle_transparent_union_attribute): Check the first
7791         field if the type is complete.
7792
7793 2011-12-15  Jonathan Wakely  <jwakely.gcc@gmail.com>
7794
7795         PR libstdc++/51365
7796         * c-common.c (RID_IS_FINAL): Add.
7797         * c-common.h (RID_IS_FINAL): Add.
7798
7799 2011-11-30  Iain Sandoe  <iains@gcc.gnu.org>
7800
7801         * c.opt (fgnu-runtime): Provide full description.
7802         (fnext-runtime): Likewise.
7803         * c-opts.c (OPT_fgnu_runtime, OPT_fnext_runtime) Remove.
7804
7805 2011-11-28  Andrew MacLeod  <amacleod@redhat.com>
7806
7807         * c-cpp-builtin.c (cpp_atomic_builtins):New.  Emit all atomic
7808         predefines in one place.  Add LOCK_FREE predefines.
7809         (c_cpp_builtins): Move Legacy HAVE_SYNC predefines to
7810         new func.
7811
7812 2011-11-24  Andrew MacLeod  <amacleod@redhat.com>
7813
7814         PR c/51256
7815         * c-common.c (get_atomic_generic_size): Check for various error
7816         conditions
7817         (resolve_overloaded_atomic_exchange,
7818         resolve_overloaded_atomic_compare_exchange,
7819         resolve_overloaded_atomic_load, resolve_overloaded_atomic_store): Return
7820         error_mark_node for error conditions.
7821
7822 2011-11-08  Richard Guenther  <rguenther@suse.de>
7823
7824         PR middle-end/51010
7825         c-family/
7826
7827 2011-11-07  Richard Henderson  <rth@redhat.com>
7828             Aldy Hernandez  <aldyh@redhat.com>
7829             Torvald Riegel  <triegel@redhat.com>
7830
7831         Merged from transactional-memory.
7832
7833         * c-common.c (handle_tm_wrap_attribute,
7834         handle_tm_attribute, ignore_attribute, parse_tm_stmt_attr): New.
7835         (struct c_common_reswords): Added __transaction* keywords.
7836         (struct c_common_attribute_table): Added transaction* and tm_regparm
7837         attributes.
7838         * c-common.h: Added RID_TRANSACTION*. Added TM_ATTR* and TM_STMT*
7839         masks.
7840         (parse_tm_stmt_attr, tm_attr_to_mask, tm_mask_to_attr,
7841         find_tm_attribute): Declare.
7842
7843 2011-11-07  Jason Merrill  <jason@redhat.com>
7844
7845         PR c++/35688
7846         * c-common.c, c-common.h: Revert yesterday's changes.
7847
7848 2011-11-06  Jason Merrill  <jason@redhat.com>
7849
7850         PR c++/35688
7851         * c-common.c (decl_has_visibility_attr): Split out from...
7852         (c_determine_visibility): ...here.
7853         * c-common.h: Declare it.
7854
7855 2011-11-06  Joseph Myers  <joseph@codesourcery.com>
7856
7857         * c-common.c (c_common_reswords): Add _Alignas and _Alignof.
7858         (c_sizeof_or_alignof_type): Diagnose alignof applied to a function
7859         type.
7860         (check_user_alignment): New.  Split out of
7861         handle_aligned_attribute.  Disallow integer constants with
7862         noninteger types.  Conditionally allow zero.
7863         (handle_aligned_attribute): Use check_user_alignment.
7864         * c-common.h (RID_ALIGNAS, check_user_alignment): New.
7865
7866 2011-11-06  Andrew MacLeod  <amacleod@redhat.com>
7867             Richard Henderson  <rth@redhat.com>
7868
7869         Merged from cxx-mem-model.
7870
7871         * c-cppbuiltin.c (c_cpp_builtins): Test both atomic and sync patterns.
7872         * c-common.c (sync_resolve_params, sync_resolve_return): Only tweak
7873         parameters that are the same type size.
7874         (get_atomic_generic_size): New.  Find size of generic
7875         atomic function parameters and do typechecking.
7876         (add_atomic_size_parameter): New.  Insert size into parameter list.
7877         (resolve_overloaded_atomic_exchange): Restructure __atomic_exchange to
7878         either __atomic_exchange_n or external library call.
7879         (resolve_overloaded_atomic_compare_exchange): Restructure
7880         __atomic_compare_exchange to either _n variant or external library call.
7881         (resolve_overloaded_atomic_load): Restructure __atomic_load to either
7882         __atomic_load_n or an external library call.
7883         (resolve_overloaded_atomic_store): Restructure __atomic_store to either
7884         __atomic_store_n or an external library call.
7885         (resolve_overloaded_builtin): Handle new __atomic builtins.
7886
7887 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
7888
7889         PR c++/50608
7890         * c-common.c (c_fully_fold_internal) <ADDR_EXPR>: Call fold_offsetof_1.
7891         (fold_offsetof_1): Make global.  Remove STOP_REF argument and adjust.
7892         <INDIRECT_REF>: Return the argument.
7893         <ARRAY_REF>: Remove special code for negative offset.
7894         Call fold_build_pointer_plus instead of size_binop.
7895         (fold_offsetof): Remove STOP_REF argument and adjust.
7896         * c-common.h (fold_offsetof_1): Declare.
7897         (fold_offsetof): Remove STOP_REF argument.
7898
7899 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
7900
7901         PR c++/50810
7902         * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
7903         of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
7904         Wnarrowing for C++0x and C++98.
7905         * c.opt ([Wnarrowing]): Update.
7906
7907 2011-11-01  Paolo Carlini  <paolo.carlini@oracle.com>
7908
7909         PR c++/44277
7910         * c.opt: Add Wzero-as-null-pointer-constant.
7911
7912 2011-10-31  Jason Merrill  <jason@redhat.com>
7913
7914         * c.opt (-fdeduce-init-list): Off by default.
7915
7916         PR c++/50920
7917         * c-common.h (cxx_dialect): Add cxx11 and cxx03.
7918         * c.opt: Add -std=c++11, -std=gnu++11, -std=gnu++03,
7919         and -Wc++11-compat.
7920         * c-opts.c (set_std_cxx11): Rename from set_std_cxx0x.
7921
7922 2011-10-27  Roberto Agostino Vitillo  <ravitillo@lbl.gov>
7923
7924         PR c++/30066
7925         * c.opt (fvisibility-inlines-hidden): Description change.
7926
7927 2011-10-26  Ed Smith-Rowland  <3dw4rd@verizon.net>
7928
7929         Implement C++11 user-defined literals.
7930         * c-common.c (build_userdef_literal): New.
7931         * c-common.def: New tree code.
7932         * c-common.h (tree_userdef_literal): New tree struct and accessors.
7933         * c-lex.c (interpret_float): Add suffix parm.
7934         (c_lex_with_flags): Build literal tokens.
7935
7936 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
7937
7938         PR c++/50841
7939         Revert:
7940         2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
7941
7942         PR c++/50810
7943         * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
7944         of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
7945         Wnarrowing for C++0x and C++98.
7946         * c.opt ([Wnarrowing]): Update.
7947
7948 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
7949
7950         PR c++/50810
7951         * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
7952         of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
7953         Wnarrowing for C++0x and C++98.
7954         * c.opt ([Wnarrowing]): Update.
7955
7956 2011-10-21  Paolo Carlini  <paolo.carlini@oracle.com>
7957
7958         PR c++/45385
7959         * c-common.c (conversion_warning): Remove code looking for
7960         artificial operands.
7961
7962 2011-10-18  Dodji Seketeli  <dodji@redhat.com>
7963
7964         PR bootstrap/50760
7965         * c-lex.c (fe_file_change): Use LINEMAP_SYSP when
7966         !NO_IMPLICIT_EXTERN_C.
7967
7968 2011-10-17  Michael Spertus  <mike_spertus@symantec.com>
7969
7970         * c-common.c (c_common_reswords): Add __bases,
7971         __direct_bases.
7972         * c-common.h: Add RID_BASES and RID_DIRECT_BASES.
7973
7974 2011-10-17  Paolo Carlini  <paolo.carlini@oracle.com>
7975
7976         PR c++/50757
7977         * c.opt ([Wnonnull]): Add C++ and Objective-C++.
7978
7979 2011-10-15  Tom Tromey  <tromey@redhat.com>
7980             Dodji Seketeli  <dodji@redhat.com>
7981
7982         * c.opt (fdebug-cpp): New option.
7983         * c-opts.c (c_common_handle_option): Handle the option.
7984         * c-ppoutput.c (maybe_print_line_1): New static function. Takes an
7985         output stream in parameter. Factorized from ...
7986         (maybe_print_line): ... this. Dump location debug information when
7987         -fdebug-cpp is in effect.
7988         (print_line_1): New static function. Takes an output stream in
7989         parameter. Factorized from ...
7990         (print_line): ... here. Dump location information when -fdebug-cpp
7991         is in effect.
7992         (scan_translation_unit): Dump location information when
7993         -fdebug-cpp is in effect.
7994
7995 2011-10-15  Tom Tromey  <tromey@redhat.com>
7996             Dodji Seketeli  <dodji@redhat.com>
7997
7998         * c.opt (ftrack-macro-expansion): New option. Handle it with and
7999         without argument.
8000         * c-opts.c (c_common_handle_option)<case
8001         OPT_ftrack_macro_expansion_, case OPT_ftrack_macro_expansion>: New
8002         cases. Handle -ftrack-macro-expansion with and without argument.
8003
8004 2011-10-15  Tom Tromey  <tromey@redhat.com>
8005             Dodji Seketeli  <dodji@redhat.com>
8006
8007         * c-ppoutput.c (scan_translation_unit, maybe_print_line)
8008         (print_line, cb_define, do_line_change): Adjust to avoid touching
8009         the internals of struct line_map.  Use the public API instead.
8010         * c-pch.c (c_common_read_pch): Likewise.
8011         * c-lex.c (fe_file_change): Likewise.
8012
8013 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
8014
8015         PR c++/17212
8016         * c.opt ([Wformat-zero-length]): Add C++ and Objective-C++.
8017
8018 2011-10-11  Paolo Carlini  <paolo.carlini@oracle.com>
8019
8020         PR c++/33067
8021         * c-pretty-print.c (pp_c_floating_constant): Output
8022         max_digits10 (in the ISO C++ WG N1822 sense) decimal digits.
8023
8024 2011-10-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
8025
8026         * c-common.c (def_builtin_1): Delete old interface with two
8027         parallel arrays to hold standard builtin declarations, and replace
8028         it with a function based interface that can support creating
8029         builtins on the fly in the future.  Change all uses, and poison
8030         the old names.  Make sure 0 is not a legitimate builtin index.
8031         * c-omp.c (c_finish_omp_barrier): Ditto.
8032         (c_finish_omp_taskwait): Ditto.
8033         (c_finish_omp_flush): Ditto.
8034
8035 2011-10-11  Tristan Gingold  <gingold@adacore.com>
8036
8037         * c.opt: (fallow-parameterless-variadic-functions): New.
8038
8039 2011-09-08  Dodji Seketeli  <dodji@redhat.com>
8040
8041         PR c++/33255 - Support -Wunused-local-typedefs warning
8042         * c-common.h (struct c_language_function::local_typedefs): New
8043         field.
8044         (record_locally_defined_typedef, maybe_record_typedef_use)
8045         (maybe_warn_unused_local_typedefs): Declare new functions.
8046         * c-common.c (record_locally_defined_typedef)
8047         (maybe_record_typedef_use)
8048         (maybe_warn_unused_local_typedefs): Define new functions.
8049         * c.opt: Declare new -Wunused-local-typedefs flag.
8050
8051 2011-09-06  Eric Botcazou  <ebotcazou@adacore.com>
8052
8053         PR middle-end/50266
8054         * c-common.c (c_fully_fold_internal) <ADDR_EXPR>: Fold offsetof-like
8055         computations.
8056
8057 2011-09-05  Richard Guenther  <rguenther@suse.de>
8058
8059         * c-common.c (complete_array_type): Use ssize_int (-1) instead
8060         of integer_minus_one_node for empty array upper bounds.
8061
8062 2011-08-28  Dodji Seketeli  <dodji@redhat.com>
8063
8064         * c-pch.c (c_common_read_pch): Call linemap_add with LC_ENTER as
8065         it's the first time it's being called on this main TU.
8066
8067 2011-08-24  Richard Guenther  <rguenther@suse.de>
8068
8069         PR c/49396
8070         * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Fix conditional.
8071
8072 2011-08-22  Gabriel Charette  <gchare@google.com>
8073
8074         * c-opts.c (c_finish_options): Force BUILTINS_LOCATION for tokens
8075         defined in cpp_init_builtins and c_cpp_builtins.
8076
8077 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
8078
8079         * c-common.c (c_common_reswords): Add __builtin_complex.
8080         * c-common.h (RID_BUILTIN_COMPLEX): New.
8081
8082 2011-08-18  Joseph Myers  <joseph@codesourcery.com>
8083
8084         * c-common.c (c_common_reswords): Add _Noreturn.
8085         (keyword_is_function_specifier): Handle RID_NORETURN.
8086         * c-common.h (RID_NORETURN): New.
8087
8088 2011-08-10  Artjoms Sinkarovs  <artyom.shinakroff@gmail.com>
8089
8090         * c-common.c (unsafe_conversion_p): New function. Check if it is
8091         unsafe to convert an expression to the type.
8092         (conversion_warning): Adjust, use unsafe_conversion_p.
8093         * c-common.h (unsafe_conversion_p): New function declaration.
8094
8095 2011-08-02  Jakub Jelinek  <jakub@redhat.com>
8096
8097         * c-common.h (c_finish_omp_atomic): Adjust prototype.
8098         (c_finish_omp_taskyield): New prototype.
8099         * c-omp.c (c_finish_omp_atomic): Add OPCODE, V, LHS1 and RHS1
8100         arguments. Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and
8101         OMP_ATOMIC_CAPTURE_NEW in addition to OMP_ATOMIC.  If LHS1
8102         or RHS1 have side-effects, evaluate those too in the right spot,
8103         if it is a decl and LHS is also a decl, error out if they
8104         aren't the same.
8105         (c_finish_omp_taskyield): New function.
8106         * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP to 201107.
8107         * c-pragma.c (omp_pragmas): Add taskyield.
8108         * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_TASKYIELD.
8109         (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_FINAL and
8110         PRAGMA_OMP_CLAUSE_MERGEABLE.
8111
8112 2011-07-25  Dodji Seketeli  <dodji@redhat.com>
8113
8114         * c-common.h (set_underlying_type): Remove parm name from
8115         declaration.
8116
8117 2011-07-25  Romain Geissler  <romain.geissler@gmail.com>
8118
8119         * c-pretty-print.h: Search c-common.h in c-family.
8120
8121 2011-07-22  Jason Merrill  <jason@redhat.com>
8122
8123         PR c++/49793
8124         * c.opt (Wnarrowing): New.
8125
8126         PR c++/30112
8127         * c-common.h: Declare c_linkage_bindings.
8128         * c-pragma.c (handle_pragma_redefine_extname): Use it.
8129
8130         PR c++/49813
8131         * c-opts.c (set_std_cxx0x): Set flag_isoc94 and flag_isoc99.
8132         * c-pretty-print.c (pp_c_cv_qualifiers): Check c_dialect_cxx as well
8133         as flag_isoc99 for 'restrict'.
8134         (pp_c_specifier_qualifier_list): Likewise for _Complex.
8135
8136 2011-07-21  Ian Lance Taylor  <iant@google.com>
8137
8138         PR middle-end/49705
8139         * c-common.c (c_disable_warnings): New static function.
8140         (c_enable_warnings): New static function.
8141         (c_fully_fold_internal): Change local unused_p to bool.  Call
8142         c_disable_warnings and c_enable_warnings rather than change
8143         c_inhibit_evaluation_warnings.
8144
8145 2011-07-20  Jason Merrill  <jason@redhat.com>
8146
8147         PR c++/6709 (DR 743)
8148         PR c++/42603 (DR 950)
8149         * c-common.h (CPP_KEYWORD, CPP_TEMPLATE_ID): Move from cp/parser.h.
8150         (CPP_NESTED_NAME_SPECIFIER, N_CP_TTYPES): Likewise.
8151         (CPP_DECLTYPE): New.
8152         * c-common.c (c_parse_error): Handle CPP_DECLTYPE.
8153
8154 2011-07-19  Richard Guenther  <rguenther@suse.de>
8155
8156         * c-common.c (pointer_int_sum): Use fold_build_pointer_plus.
8157         * c-omp.c (c_finish_omp_for): Likewise.
8158
8159 2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>
8160
8161         * c-ada-spec.c (dump_nested_types): Put semi-colon after empty loop
8162         body on the next line.
8163
8164 2011-07-08  Jason Merrill  <jason@redhat.com>
8165
8166         PR c++/45437
8167         * c-omp.c (check_omp_for_incr_expr): Handle preevaluation.
8168
8169         PR c++/49673
8170         * c-common.c (c_apply_type_quals_to_decl): Don't check
8171         TYPE_NEEDS_CONSTRUCTING.
8172
8173 2011-07-06  Richard Guenther  <rguenther@suse.de>
8174
8175         * c-common.c (c_common_nodes_and_builtins):
8176         Merge calls to build_common_tree_nodes and build_common_tree_nodes_2.
8177
8178 2011-07-05  Richard Guenther  <rguenther@suse.de>
8179
8180         * c-common.c (c_common_nodes_and_builtins): Build all common
8181         tree nodes first.
8182
8183 2011-06-27  Jakub Jelinek  <jakub@redhat.com>
8184
8185         * c-common.h (c_tree_chain_next): New static inline function.
8186
8187         * c-common.c (check_builtin_function_arguments): Handle
8188         BUILT_IN_ASSUME_ALIGNED.
8189
8190 2011-06-21  Andrew MacLeod  <amacleod@redhat.com>
8191
8192         * c-common.c: Add sync_ or SYNC__ to builtin names.
8193         * c-omp.c: Add sync_ or SYNC__ to builtin names.
8194
8195 2011-06-20  Pierre Vittet  <piervit@pvittet.com>
8196
8197         * c-pragma.h (pragma_handler_1arg, pragma_handler_2arg): New
8198         handler.
8199         (gen_pragma_handler): New union.
8200         (internal_pragma_handler): New type.
8201         (c_register_pragma_with_data)
8202         (c_register_pragma_with_expansion_and_data): New functions.
8203
8204         * c-pragma.c (registered_pragmas, c_register_pragma_1)
8205         (c_register_pragma, c_register_pragma_with_expansion)
8206         (c_invoke_pragma_handler): Changed to work with
8207         internal_pragma_handler.
8208         (c_register_pragma_with_data)
8209         (c_register_pragma_with_expansion_and_data): New functions.
8210
8211 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
8212
8213         * c-common.c: Include common/common-target.h.
8214         (handle_section_attribute): Use
8215         targetm_common.have_named_sections.
8216         * c-cppbuiltin.c: Include common/common-target.h.
8217         (c_cpp_builtins): Use targetm_common.except_unwind_info.
8218
8219 2011-06-10  Richard Guenther  <rguenther@suse.de>
8220
8221         * c-pretty-print.c (pp_c_type_specifier): Use pp_c_identifier
8222         to print a IDENTIFIER_NODE.
8223
8224 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8225             Joseph Myers  <joseph@codesourcery.com>
8226
8227         * c.opt (fbuilding-libgcc): New option.
8228         * c-cppbuiltin.c (c_cpp_builtins): Define
8229         __LIBGCC_TRAMPOLINE_SIZE__ if flag_building_libgcc.
8230
8231 2011-06-07  Jason Merrill  <jason@redhat.com>
8232
8233         * c-common.c (max_tinst_depth): Lower default to 900.
8234
8235         * c-format.c (gcc_cxxdiag_char_table): Add 'S' format.
8236
8237 2011-06-07  Richard Guenther  <rguenther@suse.de>
8238
8239         * c-common.c (c_common_nodes_and_builtins): Do not set
8240         size_type_node or call set_sizetype.
8241
8242 2011-06-07  Dodji Seketeli  <dodji@redhat.com>
8243
8244         PR debug/49130
8245         * c-pretty-print.c (pp_c_integer_constant): Consider the canonical
8246         type when using pointer comparison to compare types.
8247
8248 2011-06-02  Jonathan Wakely  <jwakely.gcc@gmail.com>
8249
8250         * c.opt: Add -Wdelete-non-virtual-dtor.
8251         * c-opts.c (c_common_handle_option): Include it in -Wall.
8252
8253 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
8254
8255         PR bootstrap/49190
8256
8257         Revert:
8258         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
8259
8260         * c-common.h (struct c_common_identifier): Inherit from tree_typed,
8261         not tree_common.
8262
8263 2011-05-27  Jakub Jelinek  <jakub@redhat.com>
8264
8265         PR c++/49165
8266         * c-common.c (c_common_truthvalue_conversion) <case COND_EXPR>: For
8267         C++ don't call c_common_truthvalue_conversion on void type arms.
8268
8269 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
8270
8271         * c-common.h (struct stmt_tree_s) [x_cur_stmt_list]: Change to a VEC.
8272         (stmt_list_stack): Define.
8273         (cur_stmt_list): Adjust for new type of x_cur_stmt_list.
8274         * c-semantics.c (push_stmt_list, pop_stmt_list): Likewise.
8275
8276 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
8277
8278         * c-common.c (warning_candidate_p): Check for BLOCKs.
8279
8280 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
8281
8282         * c-common.h (struct c_common_identifier): Inherit from tree_typed,
8283         not tree_common.
8284
8285 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
8286
8287         * c-common.c (def_fn_type): Remove extra va_end.
8288
8289 2011-05-23  Jason Merrill  <jason@redhat.com>
8290
8291         PR c++/48106
8292         * c-common.c (c_common_get_narrower): New.
8293         (shorten_binary_op, shorten_compare, warn_for_sign_compare): Use it.
8294
8295 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
8296
8297         * c-common.h (check_function_arguments): Tweak prototype of
8298         check_function_arguments.
8299         * c-common.c (check_function_arguments): Likewise.  Adjust
8300         calls to check_function_nonnull, check_function_format, and
8301         check_function_sentinel.
8302         (check_function_sentinel): Take a FUNCTION_TYPE rather than
8303         separate attributes and typelist arguments.  Use
8304         FOREACH_FUNCTION_ARGS to iterate over argument types.
8305
8306 2011-05-15  Paolo Carlini  <paolo.carlini@oracle.com>
8307
8308         * c-common.c (c_common_reswords): Reorder.
8309         * c-common.h (rid): Likewise.
8310
8311 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
8312
8313         * c-common.c (def_fn_type): Don't call build_function_type, call
8314         build_function_type_array or build_varargs_function_type_array
8315         instead.
8316         (c_common_nodes_and_builtins): Likewise.
8317
8318 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
8319
8320         * c-common.c (c_add_case_label): Omit the loc argument to
8321         build_case_label.
8322         * c-common.h (build_case_label): Remove.
8323         * c-semantics.c (build_case_label): Remove.
8324
8325 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
8326
8327         * c-objc.h (objc_start_method_definition): Update prototype.
8328         * stub-objc.c (objc_start_method_definition): Add extra parameter.
8329
8330 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
8331
8332         * c-common.c (check_main_parameter_types): Reindent.  Don't use
8333         TYPE_ARG_TYPES directly.
8334         (handle_nonnull_attribute): Likewise.
8335         (sync_resolve_params): Likewise.
8336         * c-format.c (handle_format_arg_attribute): Likewise.  Adjust call
8337         to check_format_string.
8338         (handle_format_attribute): Likewise.
8339         (check_format_string): Take a function type to examine instead of
8340         a type list.  Use a function_arg_iterator to step through argument
8341         types.
8342
8343 2011-05-04  Richard Guenther  <rguenther@suse.de>
8344
8345         * c-common.c (fix_string_type): Use size_int for index type bounds.
8346         (start_fname_decls): Do not pass NULL to build_int_cst.
8347         (c_init_attributes): Likewise.
8348         * c-lex.c (c_lex_with_flags): Likewise.
8349
8350 2011-04-27  Jason Merrill  <jason@redhat.com>
8351
8352         * c-common.c (make_tree_vector_from_list): New.
8353         * c-common.h: Declare it.
8354
8355 2011-04-26  Richard Guenther  <rguenther@suse.de>
8356
8357         PR preprocessor/48248
8358         * c-ppoutput.c (maybe_print_line): Always optimize newlines
8359         for output size with -P.
8360
8361 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
8362
8363         * c-common.c (struct c_common_resword): Add __underlying_type.
8364         * c-common.h (enum rid): Add RID_UNDERLYING_TYPE.
8365
8366 2011-04-20  Jim Meyering  <meyering@redhat.com>
8367
8368         * c-format.c (init_dollar_format_checking): Remove useless
8369         if-before-free.
8370
8371 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
8372
8373         * c-objc.h (objc_get_interface_ivars): Removed.
8374         (objc_detect_field_duplicates): New.
8375         * stub-objc.c: Likewise.
8376
8377 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
8378
8379         * stub-objc.c (objc_declare_protocols): Renamed to
8380         objc_declare_protocol.
8381         * c-objc.h: Likewise.
8382
8383 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
8384
8385         * stub-objc.c (objc_declare_class): Updated argument name.
8386
8387 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
8388
8389         * c-common.h (c_common_init_ts): Declare.
8390         * c-common.c (c_common_init_ts): Define.
8391
8392 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
8393
8394         * c-objc.h (objc_build_message_expr): Updated prototype.
8395         * stub-objc.c (objc_build_message_expr): Likewise.
8396
8397 2011-04-12  Martin Jambor  <mjambor@suse.cz>
8398
8399         * c-gimplify.c (c_genericize): Call cgraph_get_create_node instead
8400         of cgraph_node.
8401
8402 2011-04-11  Richard Guenther  <rguenther@suse.de>
8403
8404         * c-common.c (complete_array_type): Build a range type of
8405         proper type.
8406
8407 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
8408
8409         * c-common.c (handle_sentinel_attribute): Don't use TYPE_ARG_TYPES.
8410         (handle_type_generic_attribute): Likewise.
8411
8412 2011-04-07  Jason Merrill  <jason@redhat.com>
8413
8414         PR c++/48450
8415         * c-common.c (c_common_truthvalue_conversion): Don't ignore
8416         conversion from C++0x scoped enum.
8417
8418 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
8419
8420         * c-target-def.h: New file.
8421         * c-target.def: New file.
8422         * c-target.h: New file.
8423         * c-common.c (targetcm): Don't define here.
8424         * c-common.h (default_handle_c_option): Declare.
8425         * c-format.c: Include c-target.h instead of target.h.
8426         * c-opts.c: Include c-target.h instead of target.h.  Explicitly
8427         include tm.h.
8428         (default_handle_c_option): Move from targhooks.c.
8429
8430 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
8431
8432         PR preprocessor/48248
8433         * c-ppoutput.c (print): Add src_file field.
8434         (init_pp_output): Initialize it.
8435         (maybe_print_line): Don't optimize by adding up to 8 newlines
8436         if map->to_file and print.src_file are different file.
8437         (print_line): Update print.src_file.
8438
8439 2011-03-25  Kai Tietz  <ktietz@redhat.com>
8440
8441         * c-ada-spec.c (compare_comment): Use filename_cmp
8442         instead of strcmp for filename.
8443
8444 2011-03-25  Jeff Law  <law@redhat.com>
8445
8446         * c-common.c (def_fn_type): Add missing va_end.
8447
8448 2011-03-25  Jason Merrill  <jason@redhat.com>
8449
8450         * c.opt: Add -std=c++03.
8451
8452 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
8453
8454         * c-ada-spec.c (dump_ada_template): Skip non-class instances.
8455
8456 2011-03-17  Kai Tietz  <ktietz@redhat.com>
8457
8458         PR target/12171
8459         * c-pretty-print.c (pp_c_specifier_qualifier_list):
8460         Display allowed attributes for function pointer types.
8461         (pp_c_attributes_display): New function to display
8462         attributes having affects_type_identity flag set to true.
8463         * c-pretty-print.h (pp_c_attributes_display): New prototype.
8464
8465         * c-common.c (c_common_attribute_table):
8466         Add new element.
8467         (c_common_format_attribute_table): Likewise.
8468
8469 2011-03-18  Jason Merrill  <jason@redhat.com>
8470
8471         * c.opt (fconstexpr-depth): Add Var(max_constexpr_depth).
8472         * c-common.h: Don't declare it here.
8473         * c-common.c: Or define it here.
8474         * c-opts.c (c_common_handle_option): Or set it here.
8475
8476         PR c++/35315
8477         * c-common.c (handle_transparent_union_attribute): Don't
8478         make a duplicate type in C++.
8479
8480 2011-03-15  Jason Merrill  <jason@redhat.com>
8481
8482         * c-common.c (max_constexpr_depth): New.
8483         * c-common.h: Declare it.
8484         * c-opts.c (c_common_handle_option): Set it.
8485         * c.opt (fconstexpr-depth): New option.
8486
8487 2011-03-11  Jason Merrill  <jason@redhat.com>
8488
8489         * c-common.c (attribute_takes_identifier_p): Add missing const.
8490
8491         PR c++/46803
8492         * c-common.c (attribute_takes_identifier_p): Assume that an
8493         unknown attribute takes an identifier.
8494
8495 2011-03-07  Nathan Froyd  <froydnj@codesourcery.com>
8496
8497         PR c/47786
8498         * c-common.c (c_type_hash): Call list_length instead of iterating
8499         through DECL_CHAIN.  Rename 'i' to 'n_elements'.
8500
8501 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
8502
8503         PR c/47809
8504         * c-common.c (c_fully_fold_internal): Handle VIEW_CONVERT_EXPR.
8505
8506 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
8507
8508         * c.opt (fobjc-abi-version=) New.
8509         (fobjc-nilcheck): New.
8510
8511 2011-02-03  Nathan Froyd  <froydnj@codesourcery.com>
8512
8513         PR c++/46890
8514         * c-common.h (keyword_is_decl_specifier): Declare.
8515         * c-common.c (keyword_is_decl_specifier): Define.
8516         (keyword_is_function_specifier): New function.
8517
8518 2011-01-26  Jakub Jelinek  <jakub@redhat.com>
8519
8520         PR c/47473
8521         * c-lex.c (interpret_float): If CPP_N_IMAGINARY, ensure
8522         EXCESS_PRECISION_EXPR is created with COMPLEX_TYPE instead of
8523         REAL_TYPE.
8524
8525 2011-01-26  Arnaud Charlet  <charlet@adacore.com>
8526
8527         * c-ada-spec.c (dump_generic_ada_node): Avoid dereferencing null type.
8528
8529 2011-01-26  Jakub Jelinek  <jakub@redhat.com>
8530
8531         PR pch/47430
8532         * c-opts.c (c_common_post_options): Call c_common_no_more_pch
8533         after init_c_lex if pch_file is set.
8534
8535 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
8536
8537         PR c++/43601
8538         * c.opt (-fkeep-inline-dllexport): New switch.
8539
8540 2011-01-12  Richard Guenther  <rguenther@suse.de>
8541
8542         PR middle-end/32511
8543         * c-common.c (handle_weak_attribute): Warn instead of error
8544         on declaring an inline function weak.
8545
8546 2011-01-05  Tom Tromey  <tromey@redhat.com>
8547
8548         * c-common.h (lvalue_error): Update.
8549         * c-common.c (lvalue_error): Add 'loc' argument.  Call error_at,
8550         not error.
8551
8552 2010-12-29  Nicola Pero  <nicola.pero@meta-innovation.com>
8553
8554         PR objc/47075
8555         * c-objc.h (objc_finish_message_expr): Added argument to
8556         prototype.
8557
8558 2010-12-22  Nathan Froyd  <froydnj@codesourcery.com>
8559
8560         * c-common.c (handle_nonnull_attribute, handle_sentinel_attribute):
8561         Use prototype_p.
8562
8563 2010-12-18  Nicola Pero  <nicola.pero@meta-innovation.com>
8564
8565         * c-objc.h (objc_maybe_warn_exceptions): New.
8566         * stub-objc.c (objc_maybe_warn_exceptions): New.
8567
8568 2010-12-10  Nathan Froyd  <froydnj@codesourcery.com>
8569
8570         * c-common.h (readonly_error): Declare.
8571         * c-common.c (readonly_error): Define.
8572
8573 2010-12-09  Nathan Froyd  <froydnj@codesourcery.com>
8574
8575         * c-common.h (invalid_indirection_error): Declare.
8576         * c-common.c (invalid_indirection_error): Define.
8577
8578 2010-12-03  Richard Guenther  <rguenther@suse.de>
8579
8580         PR c/46745
8581         * c-pretty-print.c (pp_c_postfix_expression): Handle MEM_REF.
8582         (pp_c_unary_expression): Likewise.
8583         (pp_c_expression): Likewise.
8584
8585 2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>
8586
8587         * c-common.h (objc_finish_function): New.
8588         (objc_non_volatilized_type): Removed.
8589         (objc_type_quals_match): Removed.
8590         * stub-objc.c (objc_finish_function): New.
8591         (objc_non_volatilized_type): Removed.
8592         (objc_type_quals_match): Removed.
8593
8594 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
8595
8596         * c-common.h (parse_optimize_options): Declare.
8597         * c-cppbuiltin.c, c-format.c, c-gimplify.c, c-lex.c, c-omp.c,
8598         c-pch.c, c-pragma.c, c-semantics.c: Don't include toplev.h.
8599
8600 2010-11-29  Joseph Myers  <joseph@codesourcery.com>
8601
8602         * c-opts.c (check_deps_environment_vars): Use getenv instead of
8603         GET_ENVIRONMENT.
8604         * c-pch.c (O_BINARY): Don't define here.
8605         * c-pragma.h: Include "cpplib.h" instead of <cpplib.h>.
8606
8607 2010-11-25  Joseph Myers  <joseph@codesourcery.com>
8608
8609         * c-cppbuiltin.c (c_cpp_builtins): Pass &global_options to
8610         targetm.except_unwind_info.
8611
8612 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
8613
8614         * c-opts.c (c_common_handle_option): Pass location to
8615         set_struct_debug_option.
8616
8617 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
8618
8619         * c-common.c (visibility_options): Move from ../opts.c.
8620         * c-common.h (struct visibility_flags, visibility_options):
8621         Declare here.
8622         * c-opts.c (finish_options): Rename to c_finish_options.
8623         (c_common_init): Update call to finish_options.
8624
8625 2010-11-22  Nicola Pero  <nicola.pero@meta-innovation.com>
8626
8627         PR objc/34033
8628         * c-lex.c (lex_string): Check that each string in an Objective-C
8629         string concat sequence starts with either one or zero '@', and
8630         that there are no spurious '@' signs at the end.
8631
8632 2010-11-20  Joseph Myers  <joseph@codesourcery.com>
8633
8634         * c-pragma.c: Remove conditionals on HANDLE_PRAGMA_PACK,
8635         HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_PRAGMA_WEAK and
8636         HANDLE_PRAGMA_VISIBILITY.
8637         * c-pragma.h (HANDLE_PRAGMA_WEAK, HANDLE_PRAGMA_PACK,
8638         HANDLE_PRAGMA_VISIBILITY): Don't define.
8639         (HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_PACK_PUSH_POP): Don't test.
8640
8641 2010-11-20  Nathan Froyd  <froydnj@codesourcery.com>
8642
8643         PR c++/16189
8644         PR c++/36888
8645         PR c++/45331
8646         * c-common.h (keyword_begins_type_specifier): Declare.
8647         (keyword_is_storage_class_specifier): Declare.
8648         (keyword_is_type_qualifier): Declare.
8649         * c-common.c (keyword_begins_type_specifier): New function.
8650         (keyword_is_storage_class_specifier): New function.
8651         (keyword_is_type_qualifier): Declare.
8652
8653 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
8654
8655         PR c/46547
8656         * c-common.c (in_late_binary_op): Define.
8657         (c_common_truthvalue_conversion): Check in_late_binary_op before
8658         calling c_save_expr.
8659         * c-common.h (in_late_binary_op): Declare.
8660
8661 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
8662
8663         * c-opts.c (c_common_handle_option): Update calls to
8664         set_struct_debug_option.
8665
8666 2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>
8667
8668         * c-common.h (objc_declare_protocols): Added additional argument.
8669         * stub-objc.c (objc_declare_protocol): Same change.
8670
8671 2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>
8672
8673         PR c/33193
8674         * c-common.h (build_real_imag_expr): Declare.
8675         * c-semantics.c (build_real_imag_expr): Define.
8676
8677 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
8678
8679         * c-opts.c (c_common_parse_file): Take no arguments.
8680         * c-common.h (c_common_parse_file): Update prototype.
8681
8682 2010-11-16  Jakub Jelinek  <jakub@redhat.com>
8683
8684         PR c++/46401
8685         * c-common.c (warning_candidate_p): Don't track non-const calls
8686         or STRING_CSTs.
8687
8688 2010-11-15  Ian Lance Taylor  <iant@google.com>
8689
8690         * c-lex.c (init_c_lex): Set macro debug callbacks if
8691         flag_dump_go_spec is set.
8692
8693 2010-11-15  Nicola Pero  <nicola.pero@meta-innovation.com>
8694
8695         * c-common.h (objc_build_incr_expr_for_property_ref): New.
8696         * stub-objc.c (objc_build_incr_expr_for_property_ref): New.
8697
8698 2010-11-15  Nathan Froyd  <froydnj@codesourcery.com>
8699
8700         PR preprocessor/45038
8701         * c-cppbuiltin.c (c_cpp_builtins): Use different format for C++
8702         dialects.
8703
8704 2010-11-12  Joseph Myers  <joseph@codesourcery.com>
8705
8706         * c-common.h (c_family_lang_mask): Declare.
8707         * c-opts.c (c_family_lang_mask): Make extern.
8708         * c-pragma.c (handle_pragma_diagnostic): Use
8709         control_warning_option.
8710
8711 2010-11-12  Joseph Myers  <joseph@codesourcery.com>
8712
8713         * c-common.c (parse_optimize_options): Update call to
8714         decode_options.
8715         * c-common.h (c_common_handle_option): Update prototype.
8716         * c-opts.c (c_common_handle_option): Take location_t parameter and
8717         pass it to other functions.
8718
8719 2010-11-11  Joseph Myers  <joseph@codesourcery.com>
8720
8721         * c-opts.c (warning_as_error_callback): Remove.
8722         (c_common_initialize_diagnostics): Don't call
8723         register_warning_as_error_callback.
8724         (c_common_handle_option): Handle -Werror=normalized= here.
8725
8726 2010-11-10  Joseph Myers  <joseph@codesourcery.com>
8727
8728         * c-common.c (handle_mode_attribute): Use %' and word "signedness"
8729         in diagnostic.
8730         * c-opts.c (c_common_parse_file): Start diagnostics with lowercase
8731         letter.
8732         * c-pragma.c (handle_pragma_target, handle_pragma_optimize):
8733         Remove trailing '.' from diagnostics.
8734         * c.opt (Wwrite-strings_: Avoid '`' in help text.
8735
8736 2010-11-10  Joseph Myers  <joseph@codesourcery.com>
8737
8738         * c-common.c (parse_optimize_options): Pass global_dc to
8739         decode_options.
8740         * c-opts.c (c_common_handle_option): Pass &global_options to
8741         set_Wstrict_aliasing.
8742         * c.opt (v): Don't mark Common or document here.
8743
8744 2010-11-06  Iain Sandoe  <iains@gcc.gnu.org>
8745
8746         PR target/44981
8747         * c-format.c (format_type): New type gcc_objc_string_format_type.
8748         (valid_stringptr_type_p): New.
8749         (handle_format_arg_attribute): Use valid_stringptr_type_p ().
8750         (check_format_string): Pass expected type, use
8751         valid_stringptr_type_p (), check that the format string types are
8752         consistent with the format specification.
8753         (decode_format_attr): Warn if NSString is used outside objective-c.
8754         (format_types_orig): Add NSString.
8755         (format_name): New.
8756         (format_flags): New.
8757         (check_format_arg): Handle format strings requiring an external parser.
8758         first_target_format_type: New variable.
8759         (handle_format_attribute): Set up first_target_format_type, pass the
8760         expected format arg string type to check_format_string().
8761         * c-common.h (FMT_FLAG_PARSE_ARG_CONVERT_EXTERNAL):  New flag.
8762         * stub-objc.c (objc_string_ref_type_p): New.
8763         (objc_check_format_arg): New.
8764
8765 2010-11-04  Nicola Pero  <nicola.pero@meta-innovation.com>
8766
8767         Fixed using the Objective-C 2.0 dot-syntax with class names.
8768         * c-common.h (objc_build_class_component_ref): New.
8769         * stub-objc.c (objc_build_class_component_ref): New.
8770
8771 2010-11-03  Nicola Pero  <nicola.pero@meta-innovation.com>
8772
8773         * c.opt (Wproperty-assign-default): New option.
8774
8775 2010-11-03  Nicola Pero  <nicola.pero@meta-innovation.com>
8776
8777         Implemented -fobjc-std=objc1 flag.
8778         * c.opt (fobjc-std=objc1): New option.
8779
8780 2010-11-01  Nicola Pero  <nicola.pero@meta-innovation.com>
8781
8782         Implemented format and noreturn attributes for Objective-C methods.
8783         * c-common.c (handle_noreturn_attribute): Recognize 'noreturn'
8784         attribute for Objective-C methods.
8785
8786 2010-10-31  Jason Merrill  <jason@redhat.com>
8787
8788         * c-common.c (conversion_warning, warn_for_collisions_1): Use
8789         EXPR_LOC_OR_HERE.
8790
8791 2010-10-30  Nicola Pero  <nicola.pero@meta-innovation.com>
8792
8793         Implemented Objective-C 2.0 @property, @synthesize and @dynamic.
8794         * c-common.h (enum rid): Removed RID_COPIES and RID_IVAR.
8795         (objc_add_property_declaration): Removed arguments for copies and
8796         ivar.
8797         (objc_build_getter_call): Renamed to
8798         objc_maybe_build_component_ref.
8799         (objc_build_setter_call): Renamed to objc_maybe_build_modify_expr.
8800         (objc_is_property_ref): New.
8801         * c-common.c (c_common_reswords): Removed copies and ivar.
8802         * stub-objc.c (objc_add_property_declaration): Removed arguments
8803         for copies and ivar.
8804         (objc_build_getter_call): Renamed to
8805         objc_maybe_build_component_ref.
8806         (objc_build_setter_call): Renamed to objc_maybe_build_modify_expr.
8807         (objc_is_property_ref): New.
8808
8809 2010-10-29  Arnaud Charlet  <charlet@adacore.com>
8810             Matthew Gingell  <gingell@adacore.com>
8811
8812         * c-ada-spec.c (separate_class_package): New function.
8813         (pp_ada_tree_identifier): Prefix references to C++ classes with the
8814         name of their enclosing package.
8815         (print_ada_declaration): Use separate_class_package.
8816
8817 2010-10-27  Jason Merrill  <jason@redhat.com>
8818
8819         * c-common.c (c_common_reswords): Add __is_literal_type.
8820         * c-common.h (enum rid): Add RID_IS_LITERAL_TYPE.
8821
8822         * c-common.c (check_case_value): Remove special C++ code.
8823
8824 2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>
8825
8826         * c-common.h (enum rid): Added RID_READWRITE, RID_ASSIGN,
8827         RID_RETAIN, RID_COPY and RID_NONATOMIC.  Updated RID_FIRST_PATTR
8828         and RID_LAST_PATTR.
8829         (objc_add_property_declaration): Added additional arguments.
8830         (objc_property_attribute_kind): Removed.
8831         (objc_set_property_attr): Removed.
8832         * c-common.c (c_common_reswords): Added readwrite, assign, retain,
8833         copy and nonatomic.
8834         * stub-objc.c (objc_add_property_declaration): Added additional
8835         arguments.
8836         (objc_set_property_attr): Removed.
8837
8838 2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>
8839
8840         * c-common.h (objc_add_property_variable): Renamed to
8841         objc_add_property_declaration.  Added location argument.
8842         * stub-objc.c (objc_add_property_variable): Same change.
8843
8844 2010-10-23  Nicola Pero  <nicola.pero@meta-innovation.com>
8845
8846         * c-common.h (objc_maybe_printable_name): New.
8847         * stub-objc.c (objc_maybe_printable_name): New.
8848
8849 2010-10-22  Artjoms Sinkarovs  <artyom.shinakroff@gmail.com>
8850             Andrew Pinski  <pinskia@gmail.com>
8851
8852         * c-common.h (c_common_mark_addressable_vec): Declare.
8853         * c-common.c (c_common_mark_addressable_vec): New function.
8854
8855 2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>
8856
8857         * c-common.h (objc_set_method_type): Removed.
8858         (objc_add_method_declaration): Added boolean argument.
8859         (objc_start_method_definition): Same change.
8860         (objc_build_method_signature): Same change.
8861         * stub-objc.c (objc_set_method_type): Removed.
8862         (objc_add_method_declaration): Added boolean argument.
8863         (objc_start_method_definition): Same change.
8864         (objc_build_method_signature): Same change.
8865
8866 2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>
8867
8868         * c-common.h (finish_file): Removed.
8869         (objc_write_global_declarations): New.
8870         * c-opts.c (c_common_parse_file): Do not call finish_file.
8871         * stub-objc.c (objc_write_global_declarations): New.
8872
8873 2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>
8874
8875         Implemented parsing @synthesize and @dynamic for
8876         Objective-C/Objective-C++.
8877         * c-common.h (enum rid): Add RID_AT_SYNTHESIZE and RID_AT_DYNAMIC.
8878         (objc_add_synthesize_declaration): New.
8879         (objc_add_dynamic_declaration): New.
8880         * c-common.c (c_common_reswords): Add synthesize and dynamic.
8881         * stub-objc.c (objc_add_synthesize_declaration): New.
8882         (objc_add_dynamic_declaration): New.
8883
8884 2010-10-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
8885
8886         PR target/46041
8887         * c-cppbuiltin.c (mode_has_fma): Move function here from
8888         builtins.c.  Don't use the fma optab, instead just use the
8889         HAVE_fma* macros, so that __FP_FAST_FMA* will be defined when
8890         using -save-temps.
8891
8892 2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>
8893
8894         Merge from 'apple/trunk' branch on FSF servers.
8895
8896         2005-11-08  Fariborz Jahanian  <fjahanian@apple.com>
8897
8898         Radar 4330422
8899         * c-common.h (objc_non_volatilized_type): New declaration
8900         * stub-objc.c (objc_non_volatilized_type): New stub.
8901
8902 2010-10-17  Nicola Pero  <nicola.pero@meta-innovation.com>
8903
8904         Merge from 'apple/trunk' branch on FSF servers.
8905
8906         2006-03-27 Fariborz Jahanian  <fjahanian@apple.com>
8907
8908         Radar 4133425
8909         * c-common.h (objc_diagnose_private_ivar): New decl.
8910         * stub-objc.c (objc_diagnose_private_ivar): New stub.
8911
8912 2010-10-17  Iain Sandoe  <iains@gcc.gnu.org>
8913
8914         * c-common.c (c_common_reswords): Add package, RID_AT_PACKAGE.
8915         * c-common.h (enum rid): Add RID_AT_PACKAGE.
8916         (objc_ivar_visibility_kind): New enum.
8917         (objc_set_visibility): Adjust prototype to use visibility enum.
8918         * stub-objc.c (objc_set_visibility): Adjust stub to use
8919         visibility enum.
8920
8921 2010-10-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
8922
8923         * c-cppbuiltin.c (builtin_define_float_constants): Emit
8924         __FP_FAST_FMA, __FP_FAST_FMAF, and __FP_FAST_FMAL if the machine
8925         has the appropriate fma builtins.
8926         (c_cpp_builtins): Adjust call to builtin_define_float_constants.
8927
8928 2010-10-14  Iain Sandoe  <iains@gcc.gnu.org>
8929
8930         merge from FSF apple 'trunk' branch.
8931         2006 Fariborz Jahanian  <fjahanian@apple.com>
8932
8933         Radars 4436866, 4505126, 4506903, 4517826
8934         * c-common.c (c_common_resword): Define @property and its attributes.
8935         * c-common.h: Define property attribute enum entries.
8936         (OBJC_IS_PATTR_KEYWORD): New.
8937         (objc_property_attribute_kind): New enum.
8938         Declare objc_set_property_attr (), objc_add_property_variable (),
8939         objc_build_getter_call () and objc_build_setter_call ().
8940         * stub-objc.c (objc_set_property_attr): New stub.
8941         (objc_add_property_variable): Likewise.
8942         (objc_build_getter_call): Likewise.
8943         (objc_build_setter_call) Likewise.
8944
8945 2010-10-13  Iain Sandoe  <iains@gcc.gnu.org>
8946
8947         merge from FSF apple 'trunk' branch.
8948         2006-04-26 Fariborz Jahanian  <fjahanian@apple.com>
8949
8950         Radar 3803157 (method attributes)
8951         * c-common.c (handle_deprecated_attribute): Recognize
8952         objc methods as valid declarations.
8953         * c-common.h: Declare objc_method_decl ().
8954         * stub-objc.c (objc_method_decl): New stub.
8955
8956 2010-10-08  Joseph Myers  <joseph@codesourcery.com>
8957
8958         * c-common.c (parse_optimize_options): Call
8959         decode_cmdline_options_to_array_default_mask before
8960         decode_options.  Update arguments to decode_options.
8961         * c-common.h (c_common_init_options_struct): Declare.
8962         * c-opts.c (c_common_init_options_struct): New.  Split out from
8963         c_common_init_options.
8964
8965 2010-10-06  Nicola Pero  <nicola.pero@meta-innovation.com>
8966
8967         Implemented fast enumeration for Objective-C.
8968         * c-common.h (objc_finish_foreach_loop): New.
8969         * stub-objc.c (objc_finish_foreach_loop): New.
8970
8971 2010-10-05  Joseph Myers  <joseph@codesourcery.com>
8972
8973         * c-common.h (struct diagnostic_context): Don't declare here.
8974         (c_common_initialize_diagnostics): Declare using
8975         diagnostic_context typedef.
8976         * c-opts.c (c_common_handle_option): Pass global_dc to
8977         handle_generated_option.
8978
8979 2010-10-04  Joseph Myers  <joseph@codesourcery.com>
8980
8981         * c-opts.c (c_common_handle_option): Pass &global_options_set to
8982         handle_generated_option.
8983
8984 2010-10-03  Ian Lance Taylor  <iant@google.com>
8985
8986         * c.opt (-fplan9-extensions): New option.
8987
8988 2010-10-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
8989
8990         * c-cppbuiltin.c (define__GNUC__, builtin_define_type_precision):
8991         Remove.
8992         (c_cpp_builtins): Call functions from cppbuiltin.c instead
8993         of duplicating code.
8994
8995 2010-09-30  Iain Sandoe  <iains@gcc.gnu.org>
8996
8997         * c-common.c: Add two new entries for @optional
8998         and @required keywords.
8999
9000         merge from FSF 'apple/trunk' branch.
9001         2006-01-30  Fariborz Jahanian  <fjahanian@apple.com>
9002
9003         Radar 4386773
9004         * c-common.h (RID_AT_OPTIONAL, RID_AT_REQUIRED): Two new
9005         objective-c keywords.
9006         (objc_set_method_opt): New declaration.
9007         * stub-objc.c (objc_set_method_opt): New stub.
9008
9009 2010-09-30  Joseph Myers  <joseph@codesourcery.com>
9010
9011         * c-common.c (handle_optimize_attribute): Pass &global_options to
9012         cl_optimization_save and cl_optimization_restore.
9013         * c-opts.c (c_common_handle_option): Pass &global_options to
9014         handle_generated_option.
9015         * c-pragma.c (handle_pragma_diagnostic): Use option_flag_var.
9016         (handle_pragma_pop_options, handle_pragma_reset_options): Pass
9017         &global_options to cl_optimization_restore.
9018
9019 2010-09-30  Nicola Pero  <nicola.pero@meta-innovation.com>
9020
9021         * c-lex.c (c_lex_with_flags): Updated comments for CPP_AT_NAME
9022         Objective-C/Objective-C++ keywords.
9023
9024 2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>
9025
9026         Merge from 'apple/trunk' branch on FSF servers.
9027
9028         2005-10-04  Fariborz Jahanian  <fjahanian@apple.com>
9029
9030         Radar 4281748
9031         * c-common.h (objc_check_global_decl): New declaration.
9032         * stub-objc.c (objc_check_global_decl): New stub.
9033
9034 2010-09-29  Joseph Myers  <joseph@codesourcery.com>
9035
9036         * c.opt: Don't use VarExists.
9037
9038 2010-09-29  Joseph Myers  <joseph@codesourcery.com>
9039
9040         * c-common.c (c_cpp_error): Update names of diagnostic_context
9041         members.
9042         * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Update names of
9043         cl_optimization members.
9044         * c-opts.c (warning_as_error_callback, c_common_handle_option,
9045         sanitize_cpp_opts, finish_options): Update names of cpp_options
9046         members.
9047
9048 2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>
9049
9050         * c-common.h (OBJC_IS_CXX_KEYWORD): New macro.  Updated comments.
9051         (objc_is_reserved_word): Removed.
9052         * c-common.c: Updated comments.
9053         * c-lex.c (c_lex_with_flags): Use OBJC_IS_CXX_KEYWORD instead of
9054         objc_is_reserved_word.
9055         * stub-objc.c (objc_is_reserved_word): Removed.
9056
9057 2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>
9058
9059         * c-common.h (objc_add_method_declaration): Adjust prototype to
9060         include attributes.
9061         (objc_start_method_definition): Likewise.
9062         (objc_build_keyword_decl): Likewise.
9063         * stub-objc.c:(objc_add_method_declaration): Handle attributes.
9064         (objc_start_method_definition): Likewise.
9065         (objc_build_keyword_decl): Likewise.
9066
9067 2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>
9068
9069         * c-common.h (objc_start_class_interface): Adjust prototype.
9070         (objc_start_category_interface): Likewise.
9071         (objc_start_protocol): Likewise.
9072         * stub-objc.c (objc_start_protocol): Adjust for extra argument.
9073         (objc_start_class_interface): Likewise.
9074         (objc_start_category_interface): Likewise.
9075
9076 2010-09-27  Ian Lance Taylor  <iant@google.com>
9077
9078         * c-common.c (c_common_attribute_table): Add no_split_stack.
9079         (handle_no_split_stack_attribute): New static function.
9080
9081 2010-09-27  Nicola Pero  <nicola.pero@meta-innovation.com>
9082
9083         Merge from 'apple/trunk' branch on FSF servers.
9084
9085         2005-12-15  Fariborz Jahanian  <fjahanian@apple.com>
9086
9087         Radar 4229905
9088         * c-common.h (objc_have_common_type): New declaration.
9089         * stub-objc.c (objc_have_common_type): New stub.
9090
9091         2005-06-22  Ziemowit Laski  <zlaski@apple.com>
9092
9093         Radar 4154928
9094         * c-common.h (objc_common_type): New prototype.
9095         * stub-objc.c (objc_common_type): New stub.
9096
9097 2010-09-24  Jan Hubicka  <jh@suse.cz>
9098
9099         * c-common.c (handle_leaf_attribute): New function.
9100         (struct attribute_spec c_common_att): Add leaf.
9101
9102 2010-09-22  Joseph Myers  <joseph@codesourcery.com>
9103
9104         * c.opt (-all-warnings, -ansi, -assert, -assert=, -comments,
9105         -comments-in-macros, -define-macro, -define-macro=, -dependencies,
9106         -dump, -dump=, -imacros, -imacros=, -include, -include=,
9107         -include-barrier, -include-directory, -include-directory=,
9108         -include-directory-after, -include-directory-after=,
9109         -include-prefix, -include-prefix=, -include-with-prefix,
9110         -include-with-prefix=, -include-with-prefix-after,
9111         -include-with-prefix-after=, -include-with-prefix-before,
9112         -include-with-prefix-before=, -no-integrated-cpp,
9113         -no-line-commands, -no-standard-includes, -no-warnings, -output,
9114         -output=, -pedantic, -pedantic-errors, -preprocess,
9115         -print-missing-file-dependencies, -trace-includes, -traditional,
9116         -traditional-cpp, -trigraphs, -undefine-macro, -undefine-macro=,
9117         -user-dependencies, -verbose, -write-dependencies,
9118         -write-user-dependencies, no-integrated-cpp, traditional): New.
9119
9120 2010-09-21  Nicola Pero  <nicola.pero@meta-innovation.com>
9121
9122         PR objc/23710
9123         * c-common.h (objc_start_method_definition): Return bool instead
9124         of void.
9125         * stub-objc.c (objc_start_method_definition): Return bool instead
9126         of void.
9127
9128 2010-09-21  Nicola Pero  <nicola.pero@meta-innovation.com>
9129
9130         PR objc/25965
9131         * c-common.h (objc_get_interface_ivars): New declaration.
9132         * stub-objc.c (objc_get_interface_ivars): New stub.
9133
9134 2010-09-15  Ian Lance Taylor  <iant@google.com>
9135
9136         * c-common.c (parse_optimize_options): Do not capitalize warning
9137         messages.  Remove period at end of warning message.
9138
9139 2010-09-09  Nathan Sidwell  <nathan@codesourcery.com>
9140
9141         * c-common.c (handle_alias_ifunc_attribute): New, broken out of ...
9142         (handle_alias_attribute): ... here.
9143         (handle_ifunc_attribute): New.
9144
9145 2010-09-06  Mark Mitchell  <mark@codesourcery.com>
9146
9147         * c-common.h (do_warn_double_promotion): Declare.
9148         * c-common.c (do_warn_double_promotion): Define.
9149
9150 2010-09-05  Mark Mitchell  <mark@codesourcery.com>
9151
9152         * c.opt (Wdouble-promotion): New.
9153
9154 2010-09-02  Joseph Myers  <joseph@codesourcery.com>
9155
9156         * c.opt (falt-external-templates, fhuge-objects, fvtable-gc,
9157         fvtable-thunks, fxref): Mark no longer supported in help text.
9158
9159 2010-09-02  Joseph Myers  <joseph@codesourcery.com>
9160
9161         * c.opt (Wimport, fall-virtual, falt-external-templates,
9162         fdefault-inline, fenum-int-equiv, fexternal-templates,
9163         fguiding-decls, fhonor-std, fhuge-objects, flabels-ok,
9164         fname-mangling-version-, fnew-abi, fnonnull-objects,
9165         foptional-diags, fsquangle, fstrict-prototype, fthis-is-variable,
9166         fvtable-gc, fvtable-thunks, fxref): Mark with Ignore and Warn as
9167         applicable.
9168         (fhandle-exceptions): Mark with Alias and Warn.
9169         * c-opts.c (c_common_handle_option): Don't handle options marked
9170         as ignored.
9171
9172 2010-09-02  Joseph Myers  <joseph@codesourcery.com>
9173
9174         * c.opt (Wcomments, Werror-implicit-function-declaration,
9175         ftemplate-depth-, std=c89, std=c9x, std=gnu89, std=gnu9x,
9176         std=iso9899:1990, std=iso9899:1999, std=iso9899:199x): Mark as
9177         aliases.
9178         * c-common.c (option_codes): Use OPT_Wcomment instead of
9179         OPT_Wcomments.
9180         * c-opts.c (warning_as_error_callback, c_common_handle_option):
9181         Don't handle options marked as aliases.
9182
9183 2010-08-25  Richard Guenther  <rguenther@suse.de>
9184
9185         * c-common.c (c_common_get_alias_set): Remove special
9186         handling for pointers.
9187
9188 2010-08-20  Nathan Froyd  <froydnj@codesourcery.com>
9189
9190         * c-common.c: Use FOR_EACH_VEC_ELT.
9191         * c-gimplify.c: Likewise.
9192         * c-pragma.c: Likewise.
9193
9194 2010-08-16  Joseph Myers  <joseph@codesourcery.com>
9195
9196         * c.opt (MDX): Change back to MD.  Mark NoDriverArg instead of
9197         RejectDriver.
9198         (MMDX): Change back to MMD.  Mark NoDriverArg instead of
9199         RejectDriver.
9200         * c-opts.c (c_common_handle_option): Use OPT_MD and OPT_MMD
9201         instead of OPT_MDX and OPT_MMDX.
9202
9203 2010-08-16  Joseph Myers  <joseph@codesourcery.com>
9204
9205         * c.opt (MDX, MMDX, lang-asm): Mark RejectDriver.
9206
9207 2010-08-12  Joseph Myers  <joseph@codesourcery.com>
9208
9209         * c.opt (MD, MMD): Change to MDX and MMDX.
9210         * c-opts.c (c_common_handle_option): Use OPT_MMD and OPT_MMDX.
9211
9212 2010-08-11  Joseph Myers  <joseph@codesourcery.com>
9213
9214         * c-opts.c (c_common_handle_option): Call handle_generated_option
9215         instead of handle_option.
9216
9217 2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>
9218
9219         * c-pragma.c (add_to_renaming_pragma_list): Fix call to VEC_safe_push.
9220         (maybe_apply_renaming_pragma): Delete unneeded declarations.
9221
9222 2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>
9223
9224         * c-pragma.c (pending_redefinition): Declare.  Declare a VEC of it.
9225         (pending_redefine_extname): Change type to a VEC.
9226         (add_to_renaming_pragma_list): Update for new type of
9227         pending_redefine_extname.
9228         (maybe_apply_renaming_pragma): Likewise.
9229
9230 2010-08-04  Arnaud Charlet  <charlet@adacore.com>
9231
9232         * c-ada-spec.c (dump_ada_template): Mark underlying instance type as
9233         visited.
9234         (dump_generic_ada_node): Code clean up. Use TREE_VISITED flag to
9235         decide whether a type has already been declared/seen.
9236         Do not go to the original type.
9237         (dump_nested_types): New parameter forward.
9238         Generate forward declaration if needed and mark type as visited.
9239         (print_ada_declaration): Call dump_nested_types if not already done.
9240         Mark types as visited.
9241
9242 2010-08-03  Joseph Myers  <joseph@codesourcery.com>
9243
9244         * c.opt (-print-pch-checksum): Remove option.
9245         * c-opts.c (c_common_handle_option): Don't handle
9246         OPT_print_pch_checksum.
9247
9248 2010-07-27  Joseph Myers  <joseph@codesourcery.com>
9249
9250         * c-common.h (c_common_handle_option): Update prototype and return
9251         value type.
9252         * c-opts.c (c_common_handle_option): Update prototype and return
9253         value type.  Update calls to handle_option and
9254         enable_warning_as_error.
9255
9256 2010-07-27  Jakub Jelinek  <jakub@redhat.com>
9257
9258         PR c/45079
9259         * c-pretty-print.c (pp_c_expression): Handle C_MAYBE_CONST_EXPR.
9260
9261 2010-07-27  Joseph Myers  <joseph@codesourcery.com>
9262
9263         * c-common.h (c_common_missing_argument): Remove.
9264         * c-opts.c (c_common_missing_argument): Remove.
9265         * c.opt (A, D, F, I, MD, MMD, MQ, MT, U, fconstant-string-class=,
9266         idirafter, imacros, include, isysroot, isystem, iquote): Add
9267         MissingArgError.
9268         * c-objc-common.h (LANG_HOOKS_MISSING_ARGUMENT): Remove.
9269
9270 2010-07-27  Joseph Myers  <joseph@codesourcery.com>
9271
9272         * c-common.h (c_common_option_lang_mask,
9273         c_common_initialize_diagnostics, c_common_complain_wrong_lang_p):
9274         New.
9275         (c_common_init_options): Update prototype.
9276         * c-opts.c (c_common_option_lang_mask): New.
9277         (c_common_initialize_diagnostics): Split out of
9278         c_common_init_options.
9279         (accept_all_c_family_options, c_common_complain_wrong_lang_p):
9280         New.
9281         (c_common_init_options): Update prototype.  Use decoded options in
9282         search for -lang-asm.
9283
9284 2010-07-15  Nathan Froyd  <froydnj@codesourcery.com>
9285
9286         * c-common.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
9287         * c-format.c: Likewise.
9288
9289 2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
9290
9291         * c-common.h: Include diagnostic-core.h. Error if already
9292         included.
9293         * c-semantics.c: Do not define GCC_DIAG_STYLE here.
9294
9295 2010-07-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>
9296
9297         * c-common.c (IN_GCC_FRONTEND): Do not undef.
9298         Do not include expr.h
9299         (vector_mode_valid_p): Move here.
9300
9301 2010-06-21  DJ Delorie  <dj@redhat.com>
9302
9303         * c-pragma.c (handle_pragma_diagnostic): Add push/pop,
9304         allow these pragmas anywhere.
9305
9306 2010-06-14  Jakub Jelinek  <jakub@redhat.com>
9307
9308         PR bootstrap/44509
9309         * c-cppbuiltin.c: Include gt-c-family-c-cppbuiltin.h.
9310         (lazy_hex_fp_values, lazy_hex_fp_value_count): Add GTY(()) markers.
9311         (lazy_hex_fp_value, builtin_define_with_hex_fp_value): Use
9312         ggc_strdup instead of xstrdup.
9313
9314 2010-06-10  Jakub Jelinek  <jakub@redhat.com>
9315
9316         * c-cppbuiltin.c: Include cpp-id-data.h.
9317         (lazy_hex_fp_values, lazy_hex_fp_value_count): New variables.
9318         (lazy_hex_fp_value): New function.
9319         (builtin_define_with_hex_fp_value): Provide definitions lazily.
9320
9321 2010-06-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
9322
9323         * c-gimplify.c: Do not include tree-flow.h
9324
9325 2010-06-29  Joern Rennecke  <joern.rennecke@embecosm.com>
9326
9327         PR other/44034
9328         * c-common.c: Rename targetm member:
9329         targetm.enum_va_list -> targetm.enum_va_list_p
9330
9331 2010-06-28  Anatoly Sokolov  <aesok@post.ru>
9332
9333         * c-common.c (shorten_compare): Adjust call to force_fit_type_double.
9334
9335 2010-06-28  Steven Bosscher  <steven@gcc.gnu.org>
9336
9337         * c-cppbuiltin.c: Do not include except.h.
9338
9339 2010-06-24  Andi Kleen  <ak@linux.intel.com>
9340
9341         * c-common.c (warn_for_omitted_condop): New.
9342         * c-common.h (warn_for_omitted_condop): Add prototype.
9343
9344 2010-06-21  Joseph Myers  <joseph@codesourcery.com>
9345
9346         * c.opt (lang-objc): Remove.
9347         * c-opts.c (c_common_handle_option): Don't handle OPT_lang_objc.
9348
9349 2010-06-21  Joern Rennecke  <joern.rennecke@embecosm.com>
9350
9351         * c-opts.c: Include "tm_p.h".
9352
9353 2010-06-20  Joseph Myers  <joseph@codesourcery.com>
9354
9355         * c-common.c (parse_optimize_options): Update call to
9356         decode_options.
9357
9358 2010-06-18  Nathan Froyd  <froydnj@codesourcery.com>
9359
9360         * c-common.c (record_types_used_by_current_var_decl): Adjust for
9361         new type of types_used_by_cur_var_decl.
9362
9363 2010-06-17  Joern Rennecke  <joern.rennecke@embecosm.com>
9364
9365         PR bootstrap/44512
9366         * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Add cast
9367         for C++ standard compliance.
9368
9369 2010-06-16  Jason Merrill  <jason@redhat.com>
9370
9371         * c.opt: Add -Wnoexcept.
9372
9373 2010-06-16  Richard Guenther  <rguenther@suse.de>
9374
9375         PR c/44555
9376         * c-common.c (c_common_truthvalue_conversion): Remove
9377         premature and wrong optimization concering ADDR_EXPRs.
9378
9379 2010-06-15  Arnaud Charlet  <charlet@adacore.com>
9380
9381         * c-ada-spec.c (dump_sloc): Remove column info.
9382         (is_simple_enum): New function.
9383         (dump_generic_ada_node, print_ada_declaration): Map C enum types to Ada
9384         enum types when relevant.
9385
9386 2010-06-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>
9387
9388         * c-common.c (conversion_warning): Warn at expression
9389         location.
9390
9391 2010-06-10  Joseph Myers  <joseph@codesourcery.com>
9392
9393         * c-opts.c (c_common_handle_option): Don't handle
9394         OPT_fshow_column.
9395
9396 2010-06-08  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
9397
9398         * c-pragma.c (push_alignment): Use typed GC allocation.
9399         (handle_pragma_push_options): Likewise.
9400
9401         * c-common.c (parse_optimize_options): Likewise.
9402
9403         * c-common.h (struct sorted_fields_type): Add variable_size GTY
9404         option.
9405
9406 2010-06-07  Joseph Myers  <joseph@codesourcery.com>
9407
9408         * c-common.c (flag_preprocess_only, flag_undef, flag_no_builtin,
9409         flag_no_nonansi_builtin, flag_short_double, flag_short_wchar,
9410         flag_lax_vector_conversions, flag_ms_extensions, flag_no_asm,
9411         flag_signed_bitfields, warn_strict_null_sentinel,
9412         flag_nil_receivers, flag_zero_link, flag_replace_objc_classes,
9413         flag_gen_declaration, flag_no_gnu_keywords,
9414         flag_implement_inlines, flag_implicit_templates,
9415         flag_implicit_inline_templates, flag_optional_diags,
9416         flag_elide_constructors, flag_default_inline, flag_rtti,
9417         flag_conserve_space, flag_access_control, flag_check_new,
9418         flag_new_for_scope, flag_weak, flag_working_directory,
9419         flag_use_cxa_atexit, flag_use_cxa_get_exception_ptr,
9420         flag_enforce_eh_specs, flag_threadsafe_statics,
9421         flag_pretty_templates): Remove.
9422         * c-common.h (flag_preprocess_only, flag_nil_receivers,
9423         flag_objc_exceptions, flag_objc_sjlj_exceptions, flag_zero_link,
9424         flag_replace_objc_classes, flag_undef, flag_no_builtin,
9425         flag_no_nonansi_builtin, flag_short_double, flag_short_wchar,
9426         flag_lax_vector_conversions, flag_ms_extensions, flag_no_asm,
9427         flag_const_strings, flag_signed_bitfields, flag_gen_declaration,
9428         flag_no_gnu_keywords, flag_implement_inlines,
9429         flag_implicit_templates, flag_implicit_inline_templates,
9430         flag_optional_diags, flag_elide_constructors, flag_default_inline,
9431         flag_rtti, flag_conserve_space, flag_access_control,
9432         flag_check_new, flag_new_for_scope, flag_weak,
9433         flag_working_directory, flag_use_cxa_atexit,
9434         flag_use_cxa_get_exception_ptr, flag_enforce_eh_specs,
9435         flag_threadsafe_statics, flag_pretty_templates,
9436         warn_strict_null_sentinel): Remove.
9437         * c.opt (E, Wstrict-null-sentinel, faccess-control, fasm,
9438         fbuiltin, fcheck-new, fconserve-space, felide-constructors,
9439         fenforce-eh-specs, ffor-scope, fgnu-keywords, fimplement-inlines,
9440         fimplicit-inline-templates, fimplicit-templates,
9441         flax-vector-conversions, fms-extensions, fnil-receivers,
9442         fnonansi-builtins, fpretty-templates, freplace-objc-classes,
9443         frtti, fshort-double, fshort-enums, fshort-wchar,
9444         fsigned-bitfields, fsigned-char, fstats, fthreadsafe-statics,
9445         funsigned-bitfields, funsigned-char, fuse-cxa-atexit,
9446         fuse-cxa-get-exception-ptr, fweak, fworking-directory, fzero-link,
9447         gen-decls, undef): Use Var.
9448         (fdefault-inline, foptional-diags): Document as doing nothing.
9449         * c-opts.c (c_common_handle_option): Remove cases for options now
9450         using Var.  Mark ignored options as such.
9451
9452 2010-06-05  Steven Bosscher  <steven@gcc.gnu.org>
9453
9454         * c-common.c: Moved to here from parent directory.
9455         * c-common.def: Likewise.
9456         * c-common.h: Likewise.
9457         * c-cppbuiltin.c: Likewise.
9458         * c-dump.c: Likewise.
9459         * c-format.c: Likewise.
9460         * c-format.h : Likewise.
9461         * c-gimplify.c: Likewise.
9462         * c-lex.c: Likewise.
9463         * c-omp.c: Likewise.
9464         * c.opt: Likewise.
9465         * c-opts.c: Likewise.
9466         * c-pch.c: Likewise.
9467         * c-ppoutput.c: Likewise.
9468         * c-pragma.c: Likewise.
9469         * c-pragma.h: Likewise.
9470         * c-pretty-print.c: Likewise.
9471         * c-pretty-print.h: Likewise.
9472         * c-semantics.c: Likewise.
9473         * stub-objc.c: Likewise.
9474
9475         * c-common.c: Include gt-c-family-c-common.h.
9476         * c-pragma.c: Include gt-c-family-c-pragma.h.
9477 \f
9478 Copyright (C) 2010-2018 Free Software Foundation, Inc.
9479
9480 Copying and distribution of this file, with or without modification,
9481 are permitted in any medium without royalty provided the copyright
9482 notice and this notice are preserved.