gcc/cp/ChangeLog

   1 2019-01-23  Marek Polacek  <polacek@redhat.com>
   2
   3         PR c++/88757 - qualified name treated wrongly as type.
   4         * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
   5         in parameter-list as types if name lookup for declarator-id didn't
   6         find one or more function templates.
   7
   8 2019-01-23  Jakub Jelinek  <jakub@redhat.com>
   9
  10         PR c/44715
  11         * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
  12         after genericizing cond and incr expressions.
  13
  14         PR c++/88984
  15         * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
  16         before the begin_bc_block call.
  17
  18 2019-01-21  Jason Merrill  <jason@redhat.com>
  19
  20         PR c++/87893 - constexpr ctor ICE on ARM.
  21         PR c++/88293 - ICE with comma expression.
  22         * constexpr.c (initialized_type): Don't shortcut non-void type.
  23         Handle COMPOUND_EXPR.
  24         (cxx_eval_outermost_constant_expr): Return early for void type.
  25
  26 2019-01-21  Jakub Jelinek  <jakub@redhat.com>
  27
  28         PR c++/88949
  29         * optimize.c (cxx_copy_decl): New function.
  30         (clone_body): Use it instead of copy_decl_no_change.
  31
  32         PR sanitizer/88901
  33         * typeck.c (cp_build_binary_op): Don't instrument
  34         SANITIZE_POINTER_COMPARE if processing_template_decl.
  35         (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
  36
  37 2019-01-18  Jason Merrill  <jason@redhat.com>
  38
  39         PR c++/88875 - error with explicit list constructor.
  40         * call.c (reference_binding): Don't modify EXPR.  Set
  41         need_temporary_p on the ck_user conversion for a temporary.
  42         (convert_like_real): Check it.
  43
  44 2019-01-18  H.J. Lu  <hongjiu.lu@intel.com>
  45
  46         PR c/51628
  47         PR c/88664
  48         * call.c (convert_for_arg_passing): Upate the
  49         warn_for_address_or_pointer_of_packed_member call.
  50         * typeck.c (convert_for_assignment): Likewise.
  51
  52 2019-01-17  Jason Merrill  <jason@redhat.com>
  53
  54         PR c++/86205 - ICE with ?: of throw and template-id.
  55         * pt.c (resolve_nondeduced_context_or_error): Split out from...
  56         * typeck.c (decay_conversion): ...here.
  57         * call.c (build_conditional_expr_1): Use it.
  58
  59         PR c++/86740, ICE with constexpr if and nested generic lambdas.
  60         * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
  61
  62 2019-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
  63
  64         * decl.c (grokdeclarator): Use typespec_loc in error messages
  65         about 'auto' and trailing return type.
  66
  67 2019-01-17  David Malcolm  <dmalcolm@redhat.com>
  68
  69         PR c++/88699
  70         * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
  71         USING_DECLs.
  72
  73 2019-01-17  Nathan Sidwell  <nathan@acm.org>
  74
  75         PR c++/86610
  76         * semantics.c (process_outer_var_ref): Only skip dependent types
  77         in templates.
  78
  79 2019-01-17  Alexandre Oliva <aoliva@redhat.com>
  80
  81         PR c++/87768
  82         * cp-tree.h (saved_scope): Add suppress_location_wrappers.
  83         * name-lookup.c (do_push_to_top_level): Save and reset it.
  84         (do_pop_from_top_level): Restore it.
  85
  86         PR c++/86648
  87         * pt.c (make_template_placeholder): Use auto_identifier.
  88         (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
  89         * error.c (dump_type): Handle template placeholders.
  90         * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
  91
  92         PR c++/88146
  93         * cvt.c (convert_to_void): Handle all cdtor calls as if
  94         returning void.
  95
  96 2019-01-16  Paolo Carlini  <paolo.carlini@oracle.com>
  97
  98         * decl.c (grokdeclarator): Use locations[ds_storage_class] in
  99         error messages about ill-formed uses of mutable.
 100
 101 2019-01-16  Marek Polacek  <polacek@redhat.com>
 102
 103         PR c++/78244 - narrowing conversion in template not detected.
 104         * call.c (perform_implicit_conversion_flags): Set
 105         IMPLICIT_CONV_EXPR_BRACED_INIT.
 106         * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
 107         * pt.c (tsubst_copy_and_build): Use it.
 108
 109 2019-01-15  David Malcolm  <dmalcolm@redhat.com>
 110
 111         PR c++/88795
 112         * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
 113         fails.
 114
 115 2019-01-15  Paolo Carlini  <paolo.carlini@oracle.com>
 116
 117         * decl.c (start_decl): Improve error location.
 118         * decl2.c (grokfield): Likewise.
 119
 120 2019-01-15  Paolo Carlini  <paolo.carlini@oracle.com>
 121
 122         * decl.c (grokdeclarator): Move further up the location_t loc
 123         declaration and use the location when building a TYPE_DECL for
 124         a typedef name.
 125         * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
 126         about an ill-formed bit-field as typedef.
 127
 128 2019-01-14  Marek Polacek  <polacek@redhat.com>
 129
 130         PR c++/88830 - ICE with abstract class.
 131         * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
 132         Fix formatting.
 133
 134         PR c++/88825 - ICE with bogus function return type deduction.
 135         * typeck.c (can_do_nrvo_p): Check error_mark_node.
 136
 137 2019-01-14  Tom Honermann  <tom@honermann.net>
 138
 139         Implement P0482R5, char8_t: A type for UTF-8 characters and strings
 140         * cvt.c (type_promotes_to): Handle char8_t promotion.
 141         * decl.c (grokdeclarator): Handle invalid type specifier
 142         combinations involving char8_t.
 143         * lex.c (init_reswords): Add char8_t as a reserved word.
 144         * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
 145         * parser.c (cp_keyword_starts_decl_specifier_p)
 146         (cp_parser_simple_type_specifier): Recognize char8_t as a simple
 147         type specifier.
 148         (cp_parser_string_literal): Use char8_array_type_node for the type
 149         of CPP_UTF8STRING.
 150         (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
 151         headers.
 152         * rtti.c (emit_support_tinfos): type_info support for char8_t.
 153         * tree.c (char_type_p): Recognize char8_t as a character type.
 154         * typeck.c (string_conv_p): Handle conversions of u8 string
 155         literals of char8_t type.
 156         (check_literal_operator_args): Handle UDLs with u8 string literals
 157         of char8_t type.
 158         * typeck2.c (ordinary_char_type_p): New.
 159         (digest_init_r): Disallow initializing a char array with a u8 string
 160         literal.
 161
 162 2019-01-14  Martin Liska  <mliska@suse.cz>
 163
 164         PR gcov-profile/88263
 165         * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
 166         as location of the TLS wrapper.
 167
 168 2019-01-12  Paolo Carlini  <paolo.carlini@oracle.com>
 169
 170         * decl.c (cp_finish_decl): Improve error location.
 171         * decl2.c (grokfield): Likewise, improve two locations.
 172
 173 2019-01-11  Marek Polacek  <polacek@redhat.com>
 174
 175         PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
 176         * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
 177         ADDR_EXPR.
 178
 179 2019-01-11  Jason Merrill  <jason@redhat.com>
 180
 181         PR c++/88312 - pack expansion of decltype.
 182         * pt.c (instantiation_dependent_r): A template non-type parameter
 183         pack is instantiation-dependent.
 184
 185 2019-01-11  Jason Merrill  <jason@redhat.com>
 186
 187         PR c++/88613 - ICE with use of const var in lambda.
 188         * expr.c (mark_use): Fix location wrapper handling.
 189         * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
 190
 191 2019-01-11  Tobias Burnus  <burnus@net-b.de>
 192
 193         PR C++/88114
 194         * decl2.c (maybe_emit_vtables): If needed, generate code for
 195         the destructor of an abstract class.
 196         (mark_used): Update comment for older function-name change.
 197
 198 2019-01-11  Paolo Carlini  <paolo.carlini@oracle.com>
 199
 200         * decl.c (start_decl): Improve error location.
 201         (grokdeclarator): Likewise, improve two locations.
 202
 203 2019-01-09  Sandra Loosemore  <sandra@codesourcery.com>
 204
 205         PR other/16615
 206
 207         * cp-tree.h: Mechanically replace "can not" with "cannot".
 208         * parser.c: Likewise.
 209         * pt.c: Likewise.
 210
 211 2019-01-08  Paolo Carlini  <paolo.carlini@oracle.com>
 212
 213         * decl.c (grok_reference_init): Improve error location.
 214         (grokdeclarator): Likewise, improve two locations.
 215
 216 2019-01-08  Marek Polacek  <polacek@redhat.com>
 217
 218         PR c++/88538 - braced-init-list in template-argument-list.
 219         * parser.c (cp_parser_template_argument): Handle braced-init-list when
 220         in C++20.
 221
 222         PR c++/88548 - this accepted in static member functions.
 223         * parser.c (cp_debug_parser): Adjust printing of
 224         local_variables_forbidden_p.
 225         (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
 226         (cp_parser_primary_expression): When checking
 227         local_variables_forbidden_p, use THIS_FORBIDDEN or
 228         LOCAL_VARS_FORBIDDEN.
 229         (cp_parser_lambda_body): Update the type of
 230         local_variables_forbidden_p.  Set it to 0 rather than false.
 231         (cp_parser_condition): Adjust call to cp_parser_declarator.
 232         (cp_parser_explicit_instantiation): Likewise.
 233         (cp_parser_init_declarator): Likewise.
 234         (cp_parser_declarator): New parameter.  Use it.
 235         (cp_parser_direct_declarator): New parameter.  Use it to set
 236         local_variables_forbidden_p.  Adjust call to cp_parser_declarator.
 237         (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
 238         (cp_parser_parameter_declaration): Likewise.
 239         (cp_parser_default_argument): Update the type of
 240         local_variables_forbidden_p.  Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
 241         rather than true.
 242         (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
 243         'static' or 'friend'.
 244         (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
 245         (cp_parser_late_parsing_default_args): Update the type of
 246         local_variables_forbidden_p.  Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
 247         rather than true.
 248         (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
 249         (cp_parser_objc_class_ivars): Likewise.
 250         (cp_parser_objc_struct_declaration): Likewise.
 251         (cp_parser_omp_for_loop_init): Likewise.
 252         * parser.h (cp_parser): Change the type of local_variables_forbidden_p
 253         to unsigned char.
 254         (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
 255         Define.
 256
 257 2019-01-08  Paolo Carlini  <paolo.carlini@oracle.com>
 258
 259         * decl.c (start_decl): Improve permerror location.
 260
 261 2019-01-08  Jonathan Wakely  <jwakely@redhat.com>
 262             Jakub Jelinek  <jakub@redhat.com>
 263
 264         PR c++/88554
 265         * decl.c (finish_function): For -Wreturn-type don't add a return *this;
 266         fixit hint if current_class_ref is NULL.  Use a single if instead of
 267         two nested ones.
 268
 269 2019-01-07  Paolo Carlini  <paolo.carlini@oracle.com>
 270
 271         * decl.c (start_decl): Improve two error_at locations.
 272         (expand_static_init): Likewise.
 273
 274 2019-01-07  Marek Polacek  <polacek@redhat.com>
 275
 276         PR c++/88741 - wrong error with initializer-string.
 277         * decl.c (cp_complete_array_type): Strip any location wrappers.
 278
 279 2019-01-07  Bernd Edlinger  <bernd.edlinger@hotmail.de>
 280
 281         PR c++/88261
 282         PR c++/69338
 283         PR c++/69696
 284         PR c++/69697
 285         * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
 286         * typeck2.c (digest_init_r): Raise an error for non-static
 287         initialization of a flexible array member.
 288         (process_init_constructor, massage_init_elt,
 289         process_init_constructor_array, process_init_constructor_record,
 290         process_init_constructor_union, process_init_constructor): Add the
 291         flags parameter and pass it thru.
 292         (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
 293         digest_init_flags for static decls.
 294
 295 2019-01-07  Jakub Jelinek  <jakub@redhat.com>
 296
 297         PR c++/85052
 298         * cp-tree.h (cp_build_vec_convert): Declare.
 299         * parser.c (cp_parser_postfix_expression): Parse
 300         __builtin_convertvector.
 301         * constexpr.c: Include fold-const-call.h.
 302         (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
 303         (potential_constant_expression_1): Likewise.
 304         * semantics.c (cp_build_vec_convert): New function.
 305         * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
 306         IFN_VEC_CONVERT.
 307
 308 2019-01-03  Jakub Jelinek  <jakub@redhat.com>
 309
 310         PR c++/88636
 311         * decl.c (builtin_function_1): Return result of pushdecl_top_level
 312         or pushdecl rather than decl.
 313
 314 2019-01-03  Paolo Carlini  <paolo.carlini@oracle.com>
 315
 316         * tree.c (handle_nodiscard_attribute): Improve warning location.
 317
 318 2019-01-02  Marek Polacek  <polacek@redhat.com>
 319
 320         PR c++/88612 - ICE with -Waddress-of-packed-member.
 321         * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
 322         * typeck.c (convert_for_assignment): Likewise.
 323
 324         PR c++/88631 - CTAD failing for value-initialization.
 325         * typeck2.c (build_functional_cast): Try deducing the template
 326         arguments even if there are no arguments to deduce from.
 327
 328 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
 329
 330         Update copyright years.
 331 \f
 332 Copyright (C) 2019 Free Software Foundation, Inc.
 333
 334 Copying and distribution of this file, with or without modification,
 335 are permitted in any medium without royalty provided the copyright
 336 notice and this notice are preserved.