gcc/fortran/ChangeLog

   1 2007-01-18  H.J. Lu  <hongjiu.lu@intel.com>
   2
   3         * trans-stmt.c (compute_overall_iter_number): Fix a typo.
   4
   5 2007-01-18  Roger Sayle  <roger@eyesopen.com>
   6
   7         * trans-expr.c (copyable_array_p): Consider user derived types without
   8         allocatable components to be copyable.
   9
  10 2007-01-18  Roger Sayle  <roger@eyesopen.com>
  11
  12         * trans-stmt.c (compute_overall_iter_number): Enhance to precompute
  13         the number of interations in unconditional FORALL nests with constant
  14         bounds.
  15
  16 2007-01-18  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
  17             Tobias Burnus  <burnus@net-b.de>
  18
  19         PR libfortran/29649
  20         * gfortran.h (gfc_option_t): Add flag_dump_core.
  21         * lang.opt: Add -fdump-core option.
  22         * invoke.texi: Document the new options.
  23         * trans-decl.c (gfc_build_builtin_function_decls): Add new
  24           options to the call to set_std.
  25         * options.c (gfc_init_options, gfc_handle_option): Set the
  26           new options.
  27
  28 2007-01-17  Paul Thomas  <pault@gcc.gnu.org>
  29
  30         PR fortran/30476
  31         * module.c (load_generic_interfaces): Make the marking of the
  32         symbol as ambiguous conditional on the module names being
  33         different.
  34         (write_generic): Ensure that the generic interface has a
  35         non-NULL module field.
  36
  37 2007-01-16  Roger Sayle  <roger@eyesopen.com>
  38
  39         PR fortran/30404
  40         * trans-stmt.c (forall_info): Remove pmask field.
  41         (gfc_trans_forall_loop): Remove NVAR argument, instead assume that
  42         NVAR covers all the interation variables in the current forall_info.
  43         Add an extra OUTER parameter, which specified the loop header in
  44         which to place mask index initializations.
  45         (gfc_trans_nested_forall_loop): Remove NEST_FLAG argument.
  46         Change the semantics of MASK_FLAG to only control the mask in the
  47         innermost loop.
  48         (compute_overall_iter_number): Optimize the trivial case of a
  49         top-level loop having a constant number of iterations.  Update
  50         call to gfc_trans_nested_forall_loop.  Calculate the number of
  51         times the inner loop will be executed, not to size of the
  52         iteration space.
  53         (allocate_temp_for_forall_nest_1): Reuse SIZE as BYTESIZE when
  54         sizeof(type) == 1.  Tidy up.
  55         (gfc_trans_assign_need_temp): Remove NEST_FLAG argument from calls
  56         to gfc_trans_nested_forall_loop.
  57         (gfc_trans_pointer_assign_need_temp): Likewise.
  58         (gfc_trans_forall_1): Remove unused BYTESIZE, TMPVAR, SIZEVAR and
  59         LENVAR local variables.  Split mask allocation into a separate
  60         hunk/pass from mask population.  Use allocate_temp_for_forall_nest
  61         to allocate the FORALL mask with the correct size.  Update calls
  62         to gfc_trans_nested_forall_loop.
  63         (gfc_evaluate_where_mask): Update call to
  64         gfc_trans_nested_forall_loop.
  65         (gfc_trans_where_2): Likewise.
  66
  67 2007-01-15  Paul Thomas  <pault@gcc.gnu.org>
  68
  69         PR fortran/28172
  70         * trans-stmt.c (gfc_trans_call): If it does not have one, get
  71         a backend_decl for an alternate return.
  72
  73         PR fortran/29389
  74         * resolve.c (pure_function): Statement functions are pure. Note
  75         that this will have to recurse to comply fully with F95.
  76
  77         PR fortran/29712
  78         * resolve.c (resolve_function): Only a reference to the final
  79         dimension of an assumed size array is an error in an inquiry
  80         function.
  81
  82         PR fortran/30283
  83         * resolve.c (resolve_function): Make sure that the function
  84         expression has a type.
  85
  86 2007-01-14  Paul Thomas  <pault@gcc.gnu.org>
  87
  88         PR fortran/30410
  89         * trans-decl.c (gfc_sym_mangled_function_id): Module, external
  90         symbols must not have the module name prepended.
  91
  92 2007-01-11  Thomas Koenig  <Thomas.Koenig@online.de>
  93
  94         PR libfortran/30415
  95         * iresolve.c (gfc_resolve_maxloc):  If the rank
  96         of the return array is nonzero and we process an
  97         integer array smaller than default kind, coerce
  98         the array to default integer.
  99         * iresolve.c (gfc_resolve_minloc):  Likewise.
 100
 101 2007-01-11  Brooks Moses  <brooks.moses@codesourcery.com>
 102
 103         * simplify.c: Update copyright to 2007.
 104         * scanner.c: Same.
 105
 106 2007-01-11  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 107
 108         PR fortran/30430
 109         * scanner.c (gfc_release_include_path): Free gfc_option.module_dir
 110         only once!
 111
 112 2007-01-09  Brooks Moses  <brooks.moses@codesourcery.com>
 113
 114         * simplify.c (gfc_simplify_ibclr): Fix POS comparison.
 115         (gfc_simplify_ibset): Same.
 116
 117 2007-01-09  Brooks Moses  <brooks.moses@codesourcery.com>
 118
 119         PR 30381
 120         PR 30420
 121         * simplify.c (convert_mpz_to_unsigned): New function.
 122         (convert_mpz_to_signed): New function, largely based on
 123         twos_complement().
 124         (twos_complement): Removed.
 125         (gfc_simplify_ibclr): Add conversions to and from an
 126         unsigned representation before bit-twiddling.
 127         (gfc_simplify_ibset): Same.
 128         (gfc_simplify_ishftc): Add checks for overly large
 129         constant arguments, only check the third argument if
 130         it's present, carry over high bits into the result as
 131         appropriate, and perform the final conversion back to
 132         a signed representation using the correct sign bit.
 133         (gfc_simplify_not): Removed unnecessary masking.
 134
 135 2007-01-09  Paul Thomas  <pault@gcc.gnu.org>
 136
 137         PR fortran/30408
 138         * resolve.c (resolve_code): Use the code->expr character length
 139         directly to set length of llen.
 140
 141 2007-01-09  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 142
 143         PR fortran/30408
 144         * lang.opt: Add Wcharacter_truncation option.
 145         * options.c (gfc_init_options): Initialize
 146         gfc_option.warn_character_truncation to zero.
 147         (gfc_handle_option): Add case for OPT_Wcharacter_truncation.
 148
 149 2007-01-08  Steven G. Kargl  <kargl@gcc.gnu.org>
 150
 151         * interface.c, intrinsic.c, gfortranspec.c, io.c, f95-lang.c,
 152         iresolve.c, match.c:  Update Copyright years.  Whitespace.
 153
 154 2007-01-08  Richard Guenther  <rguenther@suse.de>
 155
 156         * trans-io.c (transfer_array_desc): Use build_int_cst instead
 157         of build_int_cstu.
 158
 159 2007-01-08  Roger Sayle  <roger@eyesopen.com>
 160
 161         * trans-array.c (constant_array_constructor_p): New function to
 162         determine whether an array constructor consists only of constant
 163         elements, and if so return it's size.
 164         (gfc_build_constant_array_constructor): Construct a statically
 165         initialized gfortran array for a given EXPR_ARRAY.
 166         (gfc_trans_constant_array_constructor): Efficiently scalarize
 167         a constant array constructor.
 168         (gfc_trans_array_constructor):  Tidy up use of CONST_STRING.
 169         Special case scalarization of constant array constructors, all of
 170         whose elements are specified, using constant_array_constructor_p
 171         and gfc_trans_constant_array_constructor.
 172         (gfc_conv_scalarized_array_ref): Check whetger info->offset is zero
 173         before adding it to index, to avoid creating a NON_LVALUE_EXPR.
 174
 175 2007-01-08  Kazu Hirata  <kazu@codesourcery.com>
 176
 177         gfortran.texi: Fix typos.
 178
 179 2007-01-07  Steven G. Kargl  <kargl@gcc.gnu.org>
 180
 181         * decl.c, dump-parse-tree.c, error.c, data.c, expr.c, dependency.c,
 182         convert.c:  Update Copyright dates.  Fix whitespace.
 183
 184 2007-01-07  Bernhard Fischer  <aldot@gcc.gnu.org>
 185
 186         * data.c (gfc_assign_data_value): Fix whitespace.
 187
 188 2007-01-07  Bernhard Fischer  <aldot@gcc.gnu.org>
 189
 190         * trans-array.c (gfc_trans_create_temp_array, gfc_array_init_size):
 191         Commentary typo fix.
 192
 193 2007-01-07  Bernhard Fischer  <aldot@gcc.gnu.org>
 194
 195         PR fortran/27698
 196         * match.c (gfc_match_name): Print diagnostics for invalid
 197         character in names.
 198
 199 2007-01-06  Steven G. Kargl  <kargl@gcc.gnu.org>
 200
 201         * array.c: Fix whitespace in comment table.
 202
 203 2007-01-06  Steven G. Kargl  <kargl@gcc.gnu.org>
 204
 205         * array.c, bbt.c, check.c:  Update copyright years.  Whitespace.
 206
 207 2007-01-06  Steven G. Kargl  <kargl@gcc.gnu.org>
 208
 209         * arith.c: Update copyright years.  Whitespace.
 210
 211 2007-01-05  Roger Sayle  <roger@eyesopen.com>
 212
 213         * trans-expr.c (gfc_trans_assignment_1): New subroutine to scalarize
 214         array assignments split out from gfc_trans_assignment.
 215         (gfc_trans_array_copy): New function to implement array to array
 216         copies via calls to __builtin_memcpy.
 217         (copyable_array_p): New helper function to identify an array of
 218         simple/POD types, that may be copied/assigned using memcpy.
 219         (gfc_trans_assignment): Use gfc_trans_array_copy to handle simple
 220         whole array assignments considered suitable by copyable_array_p.
 221         Invoke gfc_trans_assignment_1 to perform the fallback scalarization.
 222
 223 2007-01-05  Roger Sayle  <roger@eyesopen.com>
 224
 225         * trans-array.c (gfc_trans_array_constructor_value): Make the
 226         static const "data" array as TREE_READONLY.
 227         * trans-stmt.c (gfc_trans_character_select): Likewise.
 228
 229 2007-01-05  Roger Sayle  <roger@eyesopen.com>
 230
 231         * trans-array.c (gfc_conv_loop_setup):  Test whether the loop
 232         stride is one, to avoid fold_build2 introducing a useless
 233         NON_LVALUE_EXPR node.
 234
 235 2007-01-05  Tobias Burnus  <burnus@net-b.de>
 236
 237         * symbol.c (check_conflict): Fix error message.
 238
 239 2007-01-05  Paul Thomas  <pault@gcc.gnu.org>
 240
 241         PR fortran/23232
 242         * decl.c (gfc_in_match_data, gfc_set_in_match_data): New
 243         functions to signal that a DATA statement is being matched.
 244         (gfc_match_data): Call gfc_set_in_match_data on entry and on
 245         exit.
 246         * gfortran.h : Add prototypes for above.
 247         * expr.c (check_init_expr): Avoid check on parameter or
 248         variable if gfc_in_match_data is true.
 249         (gfc_match_init_expr): Do not call error on non-reduction of
 250         expression if gfc_in_match_data is true.
 251
 252         PR fortran/27996
 253         PR fortran/27998
 254         * decl.c (gfc_set_constant_character_len): Add boolean arg to
 255         flag array constructor resolution.  Warn if string is being
 256         truncated.  Standard dependent error if string is padded. Set
 257         new arg to false for all three calls to
 258         gfc_set_constant_character_len.
 259         * match.h : Add boolean arg to prototype for
 260         gfc_set_constant_character_len.
 261         * gfortran.h : Add warn_character_truncation to gfc_options.
 262         * options.c (set_Wall): Set warn_character_truncation if -Wall
 263         is set.
 264         * resolve.c (resolve_code): Warn if rhs string in character
 265         assignment has to be truncated.
 266         * array.c (gfc_resolve_character_array_constructor): Set new
 267         argument to true for call to gfc_set_constant_character_len.
 268
 269 2007-01-05  Tobias Burnus  <burnus@net-b.de>
 270
 271         PR fortran/29624
 272         * interface.c (compare_parameter_intent): New function.
 273           (check_intents): Support pointer intents.
 274         * symbol.c (check_conflict): Support pointer intents,
 275           better conflict_std message.
 276         * expr.c (gfc_check_assign,gfc_check_pointer_assign):
 277           Support pointer intents.
 278         * resolve.c (resolve_deallocate_expr,resolve_allocate_expr):
 279           Support pointer intents.
 280
 281 2007-01-03  Brooks Moses  <brooks.moses@codesourcery.com>
 282
 283         PR 30371
 284         * check.c (gfc_check_kill_sub): Add checks for non-scalar
 285         arguments.
 286
 287 2007-01-04  Brooks Moses  <brooks.moses@codesourcery.com>
 288
 289         * intrinsic.texi: Minor cleanup, reflowing overlong
 290         paragraphs, and correcting whitespace.
 291
 292 2007-01-04  Brooks Moses  <brooks.moses@codesourcery.com>
 293
 294         * intrinsic.texi (LBOUND): Add documentation.
 295         (LGE): Add documentation.
 296         (LGT): Add documentation.
 297         (LINK): Add documentation.
 298         (LLE): Add documentation.
 299         (LLT): Add documentation.
 300         (LNBLNK): Add documentation.
 301         (UBOUND): Add documentation.
 302         (UNLINK): Add documentation.
 303
 304 2007-01-04  Brooks Moses  <brooks.moses@codesourcery.com>
 305
 306         * intrinsic.texi (IAND): Clarify argument specifications.
 307         (IBCLR): Add documentation.
 308         (IBITS): Add documentation.
 309         (IBSET): Add documentation.
 310         (IEOR): Add documentation.
 311         (IERRNO): Add documentation.
 312         (INDEX): Add documentation.
 313         (IOR): Add documentation.
 314         (ISHFT): Add documentation.
 315         (ISHFTC): Add documentation.
 316         (KILL): Add documentation.
 317         (LEN_TRIM): Add documentation.
 318
 319 2007-01-04  Brooks Moses  <brooks.moses@codesourcery.com>
 320
 321         PR 30235
 322         * interface.c (compare_actual_formal): check for
 323         alternate returns when iterating over non-present
 324         arguments.
 325
 326 2007-01-04  Brooks Moses  <brooks.moses@codesourcery.com>
 327
 328         * invoke.texi: Update manpage copyright to include 2007.
 329
 330 2007-01-04  Brooks Moses  <brooks.moses@codesourcery.com>
 331
 332         * gfortran.texi: Update copyright to include 2007.
 333         * intrinsic.texi: Update copyright to include 2007.
 334         * invoke.texi: Update copyright to include 2007.
 335
 336 2007-01-02  Tobias Burnus  <burnus@net-b.de>
 337             Jakub Jelinek  <jakub@redhat.com>
 338
 339         PR fortran/30276
 340         * scanner.c (open_included_file): Revert patch.
 341           (gfc_open_included_file): Support absolute pathnames.
 342           (gfc_open_intrinsic_module): Support absolute pathnames.
 343
 344 2007-01-03  Brooks Moses  <brooks.moses@codesourcery.com>
 345
 346         * gfortran.texi (GNU Fortran and GCC): Rewrite
 347
 348 2007-01-03  Brooks Moses  <brooks.moses@codesourcery.com>
 349
 350         * gfortran.texi (Introduction): Lower "Part I:
 351         Introduction" to a chapter, renumber Parts II and III to
 352         Parts I and II.
 353         * intrinsic.texi (Introduction): Rename to "Introduction
 354         to Intrinsics" to avoid conflict with the new chapter.
 355
 356 2007-01-03  Brooks Moses  <brooks.moses@codesourcery.com>
 357
 358         * intrinsic.texi (Introduction): Rewrite first paragraph.
 359
 360 2007-01-03  Brooks Moses  <brooks.moses@codesourcery.com>
 361
 362         * invoke.texi (OpenMP): Added index entry.
 363         * gfortran.texi (title page): Removed erroneous '*'.
 364
 365 2007-01-03  Brooks Moses  <brooks.moses@codesourcery.com>
 366
 367         * gfortran.texi (GFORTRAN_DEFAULT_RECL): Added units
 368         to description.
 369         (Extensions): Miscellaneous minor rewriting and copyediting.
 370         (BOZ-literal constants): Renamed from Hexadecimal constants.
 371         (Hollerith constants support): Added explanation and
 372         suggestions for standard-conforming modern equivalents.
 373
 374 2007-01-03  Brooks Moses  <brooks.moses@codesourcery.com>
 375
 376         * intrinsic.texi: Improvements to index entries; change
 377         @findex entries to @cindex entries.
 378         * invoke.texi: Standardize and improve index entries.
 379         * gfortran.texi: Fix @code in one index entry.
 380
 381 2007-01-03  Brooks Moses  <brooks.moses@codesourcery.com>
 382
 383         * invoke.texi: Change @code-type macros to appropriate
 384         variants (@command, @option, etc.)
 385         * gfortran.texi: Same.
 386
 387 2007-01-03  Brooks Moses  <brooks.moses@codesourcery.com>
 388
 389         * intrinsic.texi: Various minor cleanups.
 390
 391 2007-01-02  Steven G. Kargl  <kargls@comcast.net>
 392
 393         * trans-intrinsic.c (gfc_conv_intrinsic_ibits): Fix call to
 394         build_int_cst.
 395
 396 2007-01-02  Tobias Burnus  <burnus@net-b.de>
 397
 398         PR fortran/30276
 399         * scanner.c (open_included_file): Support full-path filenames.
 400
 401 2007-01-02  Paul Thomas  <pault@gcc.gnu.org>
 402
 403         PR fortran/20896
 404         * interface.c (check_sym_interfaces): Remove call to
 405         resolve_global_procedure.
 406         gfortran.h : Remove prototype for resolve_global_procedure.
 407         resolve.c (resolve_global_procedure): Add static attribute
 408         to function declaration.
 409
 410 2007-01-01  Steven G. Kargl  <kargls@comcast.net>
 411
 412         * ChangeLog: Copy to ...
 413         * ChangeLog-2006: here.