gcc/fortran/ChangeLog

   1 2011-05-14  Janne Blomqvist  <jb@gcc.gnu.org>
   2
   3         * gfortran.texi: Remove GFORTRAN_USE_STDERR documentation.
   4
   5 2011-05-13  Tobias Burnus  <burnus@net-b.de>
   6
   7         PR fortran/48972
   8         * io.c (resolve_tag_format, resolve_tag): Make sure
   9         that the string is of default kind.
  10         (gfc_resolve_inquire): Also resolve decimal tag.
  11
  12 2011-05-12  Tobias Burnus  <burnus@net-b.de>
  13
  14         PR fortran/48972
  15         * resolve.c (resolve_intrinsic): Don't resolve module
  16         intrinsics multiple times.
  17
  18 2011-05-11  Tobias Burnus  <burnus@net-b.de>
  19
  20         PR fortran/48889
  21         * expr.c (gfc_is_constant_expr): Use e->value.function.esym
  22         instead of e->symtree->n.sym, if available.
  23
  24 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
  25
  26         * f95-lang.c (global_bindings_p): Return bool and simplify.
  27
  28 2011-05-07  Tobias Burnus  <burnus@net-b.de>
  29
  30         PR fortran/18918
  31         PR fortran/48919
  32         * trans.h: Move gfc_init_coarray_decl prototype ...
  33         * gfortran.h: ... to here.
  34         * parse.c (translate_all_program_units): Call gfc_init_coarray_decl.
  35         (gfc_parse_file): Update translate_all_program_units call.
  36         * trans-decl.c (gfc_init_coarray_decl): Fix variable declaration,
  37         new argument whether DECL_EXTERNAL should be used.
  38         (create_main_function): Update gfc_init_coarray_decl call.
  39         * trans-intrinsic.c (trans_this_image, trans_image_index,
  40         conv_intrinsic_cobound): Ditto.
  41
  42 2011-05-06  Tobias Burnus  <burnus@net-b.de>
  43
  44         PR fortran/18918
  45         * trans-array.c (gfc_walk_variable_expr): Continue walking
  46         for scalar coarrays.
  47         * trans-intrinsic.c (convert_element_to_coarray_ref): New function.
  48         (trans_this_image, trans_image_index, conv_intrinsic_cobound): Use it.
  49         (trans_this_image): Fix algorithm.
  50         * trans-types.c (gfc_get_element_type, gfc_get_array_descriptor_base,
  51         gfc_sym_type): Handle scalar coarrays.
  52
  53 2011-05-06  Tobias Burnus  <burnus@net-b.de>
  54
  55         PR fortran/48858
  56         PR fortran/48820
  57         * lang.opt (std=f2008tr): New.
  58         * libgfortran.h (GFC_STD_F2008_TR): New macro constant.
  59         * decl.c (verify_c_interop_param): Allow OPTIONAL in BIND(C)
  60         procedures for -std=f2008tr/gnu/legacy.
  61         (gfc_match_import): Set sym to NULL.
  62         * options.c (set_default_std_flags,gfc_handle_option): Handle
  63         -std=f2008tr.
  64         * invoke.texi (-std=): Document -std=f2008tr.
  65
  66 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
  67
  68         * trans-decl.c (gfc_trans_entry_master_switch): Call build_case_label.
  69         * trans-io.c (add_case): Likewise.
  70         * trans-stmt.c (gfc_trans_integer_select): Likewise.
  71         (gfc_trans_character_select): Likewise.
  72
  73 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
  74
  75         * trans-decl.c (trans_function_start): Do not set
  76         dont_save_pending_sizes_p.
  77
  78 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
  79
  80         * trans.h (gfc_chainon_list): Delete.
  81         * trans.c (gfc_chainon_list): Delete.
  82
  83 2011-05-04  Tobias Burnus  <burnus@net-b.de>
  84
  85         PR fortran/48864
  86         * invoke.texi (fno-protect-parens): Document
  87         that -Ofast implies -fno-protect-parens.
  88         * options.c (gfc_init_options, gfc_post_options):
  89         Make -Ofast imply -fno-protect-parens.
  90
  91 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
  92
  93         * trans-decl.c (build_library_function_decl_1): Call
  94         build_function_type_vec.  Adjust argument list building accordingly.
  95         * trans-intrinsic.c (gfc_get_intrinsic_lib_fndecl): Likewise.
  96         * trans-types.c (gfc_get_function_type): Likewise.
  97
  98 2011-05-04  Richard Guenther  <rguenther@suse.de>
  99
 100         * trans-array.c (gfc_trans_array_constructor_value): Use
 101         size_int for bounds of range types.
 102         (gfc_trans_array_constructor_value): Use size_type_node
 103         for memcpy argument.
 104         * trans-common.c (build_field): Use gfc_charlen_type_node
 105         for lengths.
 106         * trans-openmp.c (gfc_trans_omp_clauses): Do not pass NULL
 107         as type to build_int_cst.
 108         * trans-const.c (gfc_build_string_const): Use size_int
 109         for bounds of range types.
 110         (gfc_build_wide_string_const): Likewise.
 111         * trans-stmt.c (gfc_trans_label_assign): Use gfc_charlen_type_node
 112         for lengths.
 113         (gfc_trans_character_select): Likewise.
 114         (gfc_trans_character_select): Do not pass NULL
 115         as type to build_int_cst.
 116         (gfc_trans_character_select): Use size_int for bounds of range types.
 117         * trans-io.c (gfc_build_io_library_fndecls): Likewise.
 118         (add_case): Do not pass NULL as type to build_int_cst.
 119         (transfer_expr): Likewise.
 120         (transfer_array_desc): Likewise.
 121         * trans-decl.c (gfc_add_assign_aux_vars): Use gfc_charlen_type_node
 122         for lengths.
 123         (gfc_trans_assign_aux_var): Likewise.
 124         (create_main_function): Use size_int for bounds of range types.
 125         * trans-intrinsic.c (gfc_conv_intrinsic_minmax_char): Do not pass
 126         NULL as type to build_int_cst.
 127         (gfc_conv_intrinsic_spacing): Likewise.
 128         (gfc_conv_intrinsic_rrspacing): Likewise.
 129         (gfc_conv_intrinsic_len): Use gfc_charlen_type_node for lengths.
 130
 131 2011-05-04  Richard Guenther  <rguenther@suse.de>
 132
 133         * trans-types.c (gfc_get_array_type_bounds): Remove zero notrunc
 134         argument to int_const_binop.
 135
 136 2011-05-03  Tobias Burnus  <burnus@net-b.de>
 137
 138         PR fortran/18918
 139         * trans-intrinsic.c (trans_this_image): Implement version with
 140         coarray argument.
 141         (conv_intrinsic_cobound): Simplify code.
 142         (gfc_conv_intrinsic_function): Call trans_this_image for
 143         this_image(coarray) except for -fcoarray=single.
 144
 145 2011-05-02  Steven G. Kargl  <kargl@gcc.gnu.org>
 146
 147         PR fortran/48720
 148         * gfortran.texi: Document the 'Q' exponent-letter extension.
 149         * invoke.texi: Document -Wreal-q-constant.
 150         * lang.opt: Add -Wreal-q-constant option.
 151         * gfortran.h: Add warn_real_q_constant to option struct.
 152         * primary.c (match_real_constant):  Use it.  Accept 'Q' as
 153         exponent-letter for REAL(16) real-literal-constant with a
 154         fallback to REAL(10) or error if REAL(10) is not available.
 155         * options.c (gfc_init_options, set_Wall) Set it.
 156         (gfc_handle_option): Handle new option.
 157
 158 2011-04-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
 159
 160         * dump-prase-tree.c (show_code_node):  Set the current
 161         namespace to the BLOCK before displaying it; restore
 162         afterwards.
 163
 164 2011-04-30  Tobias Burnus  <burnus@net-b.de>
 165
 166         PR fortran/48821
 167         * decl.c (gfc_match_import): Don't try to find the
 168         symbol if already found.
 169
 170 2011-04-30  Paul Thomas  <pault@gcc.gnu.org>
 171
 172         PR fortran/48746
 173         * trans-expr.c (fcncall_realloc_result): Set the bounds and the
 174         offset so that the lbounds are one.
 175         (gfc_trans_arrayfunc_assign): Add rank to arguments of above.
 176
 177 2011-04-29  Paul Thomas  <pault@gcc.gnu.org>
 178
 179         PR fortran/48462
 180         * trans-expr.c (arrayfunc_assign_needs_temporary): Deal with
 181         automatic reallocation when the lhs is a target.
 182
 183         PR fortran/48746
 184         * trans-expr.c (fcncall_realloc_result): Make sure that the
 185         result dtype field is set before the function call.
 186
 187 2011-04-29  Tobias Burnus  <burnus@net-b.de>
 188
 189         PR fortran/48810
 190         * resolve.c (resolve_typebound_generic_call): Don't check access
 191         flags of the specific function.
 192
 193         PR fortran/48800
 194         * resolve.c (resolve_formal_arglist): Don't change AS_DEFERRED
 195         to AS_ASSUMED_SHAPE for function results.
 196         (resolve_fl_var_and_proc): Print also for function results with
 197         AS_DEFERRED an error, if they are not a pointer or allocatable.
 198         (resolve_types): Make sure arguments of procedures in interface
 199         blocks are resolved.
 200
 201 2011-04-29  Michael Matz  <matz@suse.de>
 202
 203         * options.c (options.c): Set warn_maybe_uninitialized.
 204
 205 2011-04-28  Tobias Burnus  <burnus@net-b.de>
 206
 207         PR fortran/48112
 208         * resolve.c (resolve_fl_var_and_proc): Print diagnostic of
 209         function results only once.
 210         (resolve_symbol): Always resolve function results.
 211
 212         PR fortran/48279
 213         * expr.c (gfc_check_vardef_context): Fix handling of generic
 214         EXPR_FUNCTION.
 215         * interface.c (check_interface0): Reject internal functions
 216         in generic interfaces, unless -std=gnu.
 217
 218 2011-04-27  Tobias Burnus  <burnus@net-b.de>
 219
 220         PR fortran/48788
 221         * resolve.c (resolve_global_procedure): Error recovery -
 222         avoid segfault for (non)character-returning functions.
 223
 224 2011-04-26  Thomas Koenig  <tkoenig@gcc.gnu.org>
 225
 226         * decl.c (gfc_match_end):  Check that the block name starts
 227         with "block@".
 228         * parse.c (gfc_build_block_ns):  Make block names unique by
 229         numbering them.
 230
 231 2011-04-26  Thomas Koenig  <tkoenig@gcc.gnu.org>
 232
 233         * frontend-passes.c (inserted_block):  New variable.
 234         (changed_statement):  Likewise.
 235         (create_var):  Encase statement to be operated on in a BLOCK.
 236         Adjust code insertion for BLOCK.
 237         (cfe_code):  Set inserted_block and changed_statement to NULL.
 238
 239 2011-04-23  Tobias Burnus  <burnus@net-b.de>
 240
 241         PR fortran/18918
 242         * module.c (mio_array_spec): Set as->cotype on reading.
 243         * resolve.c (resolve_allocate_expr): Fix allocating coarray
 244         components.
 245
 246 2011-04-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
 247
 248         PR fortran/48405
 249         * frontend_passes (cfe_register_funcs): Remove workaround for DO
 250         loops.
 251         (gfc_code_walker):  Make sure the pointer to the current
 252         statement doen't change when other statements are inserted.
 253
 254 2011-04-21  Tobias Burnus  <burnus@net-b.de>
 255
 256         PR fortran/18918
 257         * array.c (gfc_match_array_spec): Fix maximal rank(+corank) check.
 258
 259 2011-04-20  Jim Meyering  <meyering@redhat.com>
 260
 261         * expr.c (free_expr0): Remove useless if-before-free.
 262         * gfortranspec.c (lang_specific_pre_link): Likewise.
 263         * interface.c (gfc_extend_expr): Likewise.
 264         * trans-openmp.c (gfc_trans_omp_array_reduction): Likewise.
 265
 266 2011-04-19  Tobias Burnus  <burnus@net-b.de>
 267
 268         PR fortran/48588
 269         PR fortran/48692
 270
 271         * module.c (fix_mio_expr): Commit created symbol.
 272
 273 2011-04-19  Janne Blomqvist  <jb@gcc.gnu.org>
 274
 275         * scanner.c (load_file): Use XCNEWVAR instead of xcalloc.
 276
 277 2011-04-19  Janne Blomqvist  <jb@gcc.gnu.org>
 278
 279         * frontend-passes.c (gfc_run_passes): Use XDELETEVEC instead of
 280         free.
 281
 282 2011-04-19  Janne Blomqvist  <jb@gcc.gnu.org>
 283
 284         * misc.c (gfc_getmem): Remove function.
 285         * gfortran.h: Remove gfc_getmem prototype. Replace gfc_getmem
 286         usage with XCNEW or XCNEWVEC.
 287         * expr.c (gfc_check_assign_symbol): Replace gfc_getmem usage with
 288         XCNEW or XCNEWVEC.
 289         * options.c (gfc_handle_module_path_options)
 290         (gfc_get_option_string): Likewise.
 291         * resolve.c (gfc_resolve_forall): Likewise.
 292         * simplify.c (simplify_transformation_to_array): Likewise.
 293         * target-memory.c (gfc_target_interpret_expr): Likewise.
 294         * trans-common.c (get_segment_info, copy_equiv_list_to_ns)
 295         (get_init_field): Likewise.
 296         * trans-expr.c (gfc_conv_statement_function): Likewise.
 297         * trans-io.c (nml_full_name): Likewise.
 298         * trans-stmt.c (gfc_trans_forall_1): Likewise.
 299         * scanner.c (load_file): Replace gfc_getmem usage with xcalloc.
 300
 301 2011-04-19  Tobias Burnus  <burnus@net-b.de>
 302
 303         PR fortran/48588
 304         * parse.c (resolve_all_program_units): Skip modules.
 305         (translate_all_program_units): Handle modules.
 306         (gfc_parse_file): Defer code generation for modules.
 307
 308 2011-04-19  Martin Jambor  <mjambor@suse.cz>
 309
 310         * trans-decl.c (gfc_generate_function_code): Call cgraph_create_node
 311         instead of cgraph_get_create_node.
 312
 313 2011-04-18  Jim Meyering  <meyering@redhat.com>
 314
 315         remove now-unused definition of gfc_free
 316         * misc.c (gfc_free): Remove function.
 317         * gfortran.h (gfc_free): Remove its prototype.
 318
 319 2011-04-18  Jim Meyering  <meyering@redhat.com>
 320
 321         convert each use of gfc_free (p) to free (p)
 322         Do that by running this command:
 323           perl -pi -e    's/\bgfc_free ?\(/free (/' \
 324             $(git grep -El '\bgfc_free ?\(')
 325         which also corrects the few uses that lacked a space between
 326         the function name and the open parenthesis.
 327         Manually undo the change to the function definition itself
 328         and its prototype.  They'll be removed next.
 329         * array.c (gfc_free_array_spec, gfc_set_array_spec): s/gfc_free/free/
 330         * constructor.c (node_free): Likewise.
 331         * cpp.c (dump_queued_macros): Likewise.
 332         * data.c (gfc_assign_data_value): Likewise.
 333         * decl.c (free_variable, free_value, gfc_free_data): Likewise.
 334         (gfc_free_data_all, match_old_style_init): Likewise.
 335         (gfc_set_constant_character_len, gfc_free_enum_history, NUM_DECL):
 336         Likewise.
 337         (gfc_match_modproc): Likewise.
 338         * dependency.c (check_section_vs_section): Likewise.
 339         * error.c (gfc_pop_error, gfc_free_error): Likewise.
 340         * expr.c (free_expr0, gfc_free_expr, gfc_free_actual_arglist): Likewise.
 341         (gfc_free_ref_list, gfc_replace_expr, gfc_copy_ref): Likewise.
 342         (find_substring_ref, gfc_simplify_expr, gfc_check_assign_symbol):
 343         Likewise.
 344         * frontend-passes.c (gfc_run_passes, cfe_expr_0): Likewise.
 345         (strip_function_call, optimize_comparison): Likewise.
 346         * interface.c (gfc_free_interface, arginfo, check_interface0): Likewise.
 347         (CHECK_OS_COMPARISON, gfc_extend_assign, gfc_free_formal_arglist):
 348         Likewise.
 349         * intrinsic.c (gfc_intrinsic_done_1, gfc_convert_type_warn): Likewise.
 350         (gfc_convert_chartype): Likewise.
 351         * io.c (gfc_free_open, compare_to_allowed_values, gfc_free_close):
 352         Likewise.
 353         (gfc_free_filepos, gfc_free_dt, gfc_free_inquire): Likewise.
 354         * match.c (gfc_free_iterator, gfc_match_associate): Likewise.
 355         (gfc_free_alloc_list, gfc_free_namelist, gfc_free_equiv_until):
 356         Likewise.
 357         (free_case, gfc_free_forall_iterator): Likewise.
 358         * misc.c: Likewise.
 359         * module.c (free_pi_tree, resolve_fixups, free_rename): Likewise.
 360         (free_true_name, peek_atom, mio_allocated_wide_string): Likewise.
 361         (mio_pool_string, mio_internal_string, mio_gmp_integer): Likewise.
 362         (mio_gmp_real, mio_expr, mio_typebound_proc): Likewise.
 363         (mio_full_typebound_tree, skip_list, load_equiv): Likewise.
 364         (free_written_common, gfc_use_module, gfc_free_use_stmts): Likewise.
 365         * openmp.c (gfc_free_omp_clauses): Likewise.
 366         * options.c (gfc_post_options): Likewise.
 367         * parse.c (select_type_pop, parse_omp_structured_block): Likewise.
 368         * primary.c (gfc_free_structure_ctor_component): Likewise.
 369         * resolve.c (resolve_structure_cons, check_host_association): Likewise.
 370         (gfc_resolve_forall, resolve_equivalence): Likewise.
 371         * scanner.c (gfc_scanner_done_1, gfc_release_include_path): Likewise.
 372         (gfc_define_undef_line, preprocessor_line, include_line): Likewise.
 373         (load_file, gfc_read_orig_filename): Likewise.
 374         * simplify.c (simplify_transformation_to_array): Likewise.
 375         (gfc_simplify_ibits, simplify_shift, gfc_simplify_ishftc, STRING):
 376         Likewise.
 377         (gfc_simplify_compiler_options): Likewise.
 378         * st.c (gfc_free_statement, gfc_free_statements): Likewise.
 379         (gfc_free_association_list): Likewise.
 380         * symbol.c (free_components, gfc_free_st_label, free_st_labels):
 381         Likewise.
 382         (gfc_delete_symtree, gfc_free_symbol, gfc_undo_symbols): Likewise.
 383         (free_old_symbol, gfc_commit_symbols, free_tb_tree): Likewise.
 384         (free_common_tree, free_uop_tree, free_sym_tree): Likewise.
 385         (gfc_free_dt_list, gfc_free_equiv_infos, gfc_free_equiv_lists):
 386         Likewise.
 387         (gfc_free_finalizer, gfc_free_charlen, free_entry_list): Likewise.
 388         (gfc_free_namespace): Likewise.
 389         * trans-array.c (gfc_free_ss, gfc_trans_array_bound_check): Likewise.
 390         (gfc_conv_array_ref, gfc_conv_ss_startstride): Likewise.
 391         (gfc_trans_dummy_array_bias, gfc_conv_array_parameter): Likewise.
 392         * trans-common.c (get_init_field, create_common): Likewise.
 393         * trans-const.c (gfc_build_wide_string_const): Likewise.
 394         (gfc_conv_string_init): Likewise.
 395         * trans-decl.c (gfc_generate_function_code): Likewise.
 396         * trans-expr.c (gfc_conv_substring, gfc_free_interface_mapping):
 397         Likewise.
 398         (SCALAR_POINTER, gfc_conv_statement_function): Likewise.
 399         (gfc_trans_subarray_assign): Likewise.
 400         * trans-intrinsic.c (conv_generic_with_optional_char_arg): Likewise.
 401         * trans-io.c (gfc_trans_io_runtime_check, set_string): Likewise.
 402         (transfer_namelist_element, transfer_array_component): Likewise.
 403         * trans-openmp.c (gfc_trans_omp_array_reduction): Likewise.
 404         * trans-stmt.c (cleanup_forall_symtrees, gfc_trans_forall_1): Likewise.
 405         * trans.c (trans_runtime_error_vararg, gfc_restore_backend_locus):
 406         Likewise.
 407
 408 2011-04-15  Jim Meyering  <meyering@redhat.com>
 409
 410         gfortran: remove cpp definition of free, ...
 411         in preparation for the s/gfc_free/free/ transformation.
 412         * gfortran.h (free): Remove macro definition that would otherwise
 413         prevent direct use of the function.
 414
 415 2011-04-18  Tobias Burnus  <burnus@net-b.de>
 416
 417         PR fortran/18918
 418         * array.c (gfc_match_array_ref): Check for too many codimensions.
 419         * check.c (gfc_check_image_index): Check number of elements
 420         in SUB argument.
 421         * simplify.c (gfc_simplify_image_index): Remove unreachable checks.
 422
 423 2011-04-18  Tobias Burnus  <burnus@net-b.de>
 424
 425         PR fortran/18918
 426         * iresolve.c (gfc_resolve_image_index): Set ts.type.
 427         * simplify.c (gfc_simplify_image_index): Don't abort if the bounds
 428         are not known at compile time and handle -fcoarray=lib.
 429         * trans-intrinsics.c (gfc_conv_intrinsic_function): Handle
 430         IMAGE_INDEX.
 431         (conv_intrinsic_cobound): Fix comment typo.
 432         (trans_this_image): New function.
 433         * trans-array.c (gfc_unlikely): Move to trans.c.
 434         * trans.c (gfc_unlikely): Function moved from trans-array.c.
 435         (gfc_trans_runtime_check): Use it.
 436         * trans-io.c (gfc_trans_io_runtime_check): Ditto.
 437         * trans.h (gfc_unlikely): Add prototype.
 438
 439 2011-04-18  Paul Thomas  <pault@gcc.gnu.org>
 440
 441         PR fortran/48462
 442         * trans-expr.c (fcncall_realloc_result): Renamed version of
 443         realloc_lhs_bounds_for_intrinsic_call that does not touch the
 444         descriptor bounds anymore but makes a temporary descriptor to
 445         hold the result.
 446         (gfc_trans_arrayfunc_assign): Modify the reference to above
 447         renamed function.
 448
 449 2011-05-17  Tobias Burnus  <burnus@net-b.de>
 450
 451         PR fortran/48624
 452         * trans-decl.c (gfc_get_extern_function_decl): Fix decl
 453         for external procedures with proc arguments.
 454
 455 2011-04-15  Michael Matz  <matz@suse.de>
 456
 457         * trans-array.c (toplevel): Include gimple.h.
 458         (gfc_trans_allocate_array_storage): Check flag_stack_arrays,
 459         properly expand variable length arrays.
 460         (gfc_trans_auto_array_allocation): If flag_stack_arrays create
 461         variable length decls and associate them with their scope.
 462         * gfortran.h (gfc_option_t): Add flag_stack_arrays member.
 463         * options.c (gfc_init_options): Handle -fstack_arrays option.
 464         * lang.opt (fstack-arrays): Add option.
 465         * invoke.texi (Code Gen Options): Document it.
 466         * Make-lang.in (trans-array.o): Depend on GIMPLE_H.
 467
 468 2011-04-15  Tobias Burnus  <burnus@net-b.de>
 469
 470         PR fortran/18918
 471         * trans-intrinsic.c (conv_intrinsic_cobound): Remove unused
 472         code which is also causing an ICE.
 473
 474 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
 475
 476         * f95-lang.c (poplevel): Use BLOCK_CHAIN and block_chainon.
 477
 478 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
 479
 480         * f95-lang.c (union lang_tree_node): Check for TS_COMMON before
 481         calling TREE_CHAIN.
 482
 483 2011-04-12  Paul Thomas  <pault@gcc.gnu.org>
 484
 485         PR fortran/48360
 486         PR fortran/48456
 487         * trans-array.c (get_std_lbound): For derived type variables
 488         return array valued component lbound.
 489
 490 2011-04-12  Martin Jambor  <mjambor@suse.cz>
 491
 492         * trans-decl.c (gfc_generate_function_code): Call
 493         cgraph_get_create_node instead of cgraph_node.
 494
 495 2011-04-11  Tobias Burnus  <burnus@net-b.de>
 496
 497         PR fortran/18918
 498         * simplify.c (simplify_bound_dim): Exit for
 499         ucobound's last dimension unless -fcoarray=single.
 500         * trans-array (gfc_conv_descriptor_size_1): Renamed from
 501         gfc_conv_descriptor_size, made static, has now from_dim and
 502         to_dim arguments.
 503         (gfc_conv_descriptor_size): Call gfc_conv_descriptor_size.
 504         (gfc_conv_descriptor_cosize): New function.
 505         * trans-array.h (gfc_conv_descriptor_cosize): New prototype.
 506         * trans-intrinsic.c (conv_intrinsic_cobound): Add input_location
 507         and handle last codim of ucobound for when -fcoarray is not "single".
 508
 509 2011-04-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
 510
 511         PR fortran/48448
 512         * gfortran.h (gfc_option_t):  Add warn_function_elimination and
 513         flag_frontend_optimize.
 514         * lang.opt (Wfunction-elimination):  Add.
 515         (ffrontend-optimize):  Add.
 516         * invoke.texi:  Add documentation for -Wfunction-elimination
 517         and -ffrontend-optimize.  Add -faggressive-function-elimination
 518         to list of code generation options.
 519         * frontend-passes.c (gfc_run_passes):  Run optimizations if
 520         flag_frontend_optimize is set.
 521         (warn_function_elimination):  New function.
 522         (cfe_expr_0):  Call it if requested to do so.
 523         * options.c (gfc_init_options):  Initiate warn_function_elimination
 524         and flag_frontend_optimize.
 525         (gfc_post_options):  Set flag_frontend_optimize if not specified
 526         by user, depending on the optimization level.
 527         (gfc_handle_option):  Handle -Wfunction-elimination and
 528         -ffrontend-optimize.
 529
 530 2011-04-06  Tobias Burnus  <burnus@net-b.de>
 531
 532         PR fortran/18918
 533         * trans-intrinsic.c (gfc_conv_intrinsic_function): Fix
 534         call for this_image.
 535
 536 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
 537
 538         * trans-intrinsic.c (gfc_build_intrinsic_lib_fndecls): Use
 539         build_function_type_list instead of build_function_type.  Correct
 540         argument order for func_frexp and func_scalbn.
 541
 542 2011-04-05  Duncan Sands  <baldrick@free.fr>
 543
 544         * f95-lang.c (build_builtin_fntypes): Swap frexp parameter types.
 545
 546 2010-04-04  Thomas Koenig  <tkoenig@gcc.gnu.org>
 547
 548         * frontend-passes: (optimize_lexical_comparison): New function.
 549         (optimize_expr): Call it.
 550         (optimize_comparison): Also handle lexical comparison functions.
 551         Return false instad of -2 for unequal comparison.
 552
 553 2011-04-04  Thomas Koenig  <tkoenig@gcc.gnu.org>
 554
 555         PR fortran/48412
 556         * frontend-passes (cfe_expr_0):  Reverse the order of going
 557         through the loops.
 558
 559 2011-04-04  Tobias Burnus  <burnus@net-b.de>
 560             Mikael Morin  <mikael.morin@sfr.fr>
 561
 562         PR fortran/18918
 563         * check.c (is_coarray): Update - because of DIMEN_THIS_IMAGE.
 564         * expr.c (gfc_is_coindexed): Ditto.
 565         * gfortran.h (gfc_array_ref_dimen_type): Add DIMEN_THIS_IMAGE.
 566         * interface.c (compare_parameter): Use gfc_expr_attr and
 567         gfc_is_coindexed.
 568         * resolve.c (check_dimension, compare_spec_to_ref,
 569         resolve_allocate_expr, check_data_variable): Update for
 570         DIMEN_THIS_IMAGE.
 571         * simplify.c (gfc_simplify_lcobound, gfc_simplify_this_image,
 572         gfc_simplify_ucobound): Allow non-constant bounds.
 573         * trans-array.c (gfc_set_loop_bounds_from_array_spec,
 574         gfc_trans_create_temp_array, gfc_trans_constant_array_constructor,
 575         gfc_set_vector_loop_bounds, gfc_conv_array_index_offset,
 576         gfc_start_scalarized_body, gfc_trans_scalarizing_loops,
 577         gfc_trans_scalarized_loop_boundary, gfc_conv_section_startstride,
 578         gfc_conv_ss_startstride, gfc_conv_loop_setup,
 579         gfc_trans_array_bounds, gfc_conv_expr_descriptor,
 580         gfc_walk_variable_expr): Handle codimen.
 581         * trans-decl.c (gfc_build_qualified_array): Save cobounds.
 582         * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use arg2.
 583         (conv_intrinsic_cobound): New function.
 584         (gfc_conv_intrinsic_function): Call it.
 585         (gfc_walk_intrinsic_function, gfc_add_intrinsic_ss_code): Handle
 586         ucobound, lcobound, this_image.
 587         * fortran/trans-types.c (gfc_build_array_type): Save cobounds.
 588         (gfc_get_dtype): Honour corank.
 589         (gfc_get_nodesc_array_type): Save corank and codimensions.
 590         (gfc_get_array_type_bounds): Save cobound.
 591         * fortran/trans.h (gfc_ss_info,gfc_loopinfo): Add codimen item.
 592         (gfc_array_kind): Add corank item.
 593         (GFC_TYPE_ARRAY_CORANK): New macro.
 594
 595 2011-04-03  Kai Tietz  <ktietz@redhat.com>
 596
 597         PR middle-end/48422
 598         * Make-lang.in (f95-lang.o): Add some missing dependencies.
 599
 600 2011-04-01  Thomas Koenig  <tkoenig@gcc.gnu.org>
 601
 602         PR fortran/48352
 603         * frontend-passes (cfe_register_funcs):  Don't
 604         register functions if they appear as iterators in DO loops.
 605
 606 2011-03-30  Michael Matz  <matz@suse.de>
 607
 608         PR fortran/47516
 609         * trans-expr.c (realloc_lhs_loop_for_fcn_call): Take loop as parameter,
 610         don't use local variable.
 611         (gfc_trans_arrayfunc_assign): Adjust caller.
 612
 613 2011-03-29  Janus Weil  <janus@gcc.gnu.org>
 614
 615         PR fortran/48095
 616         * decl.c (match_procedure_decl,match_ppc_decl): Set flavor of interface.
 617         * module.c (MOD_VERSION): Bump.
 618         (mio_typespec): Read/write 'interface' field.
 619         * primary.c (match_string_constant,match_logical_constant): Remove
 620         unneeded code.
 621         (match_complex_constant): Make sure to clear the typespec.
 622
 623 2011-03-29  Thomas Koenig  <tkoenig@gcc.gnu.org>
 624
 625         * frontend-passes.c (create_var):  Warn about creating an
 626         array temporary if requested.
 627
 628 2011-03-27  Thomas Koenig  <tkoenig@gcc.gnu.org>
 629
 630         PR fortran/47065
 631         * frontend-passes.c (optimize_trim): Also follow references, except
 632         when they are substring references or array references.
 633
 634 2011-03-27  Tobias Burnus  <burnus@net-b.de>
 635
 636         PR fortran/18918
 637         * gfortran.h (gfc_isym_id): Rename GFC_ISYM_NUMIMAGES to
 638         GFC_ISYM_NUM_IMAGES.
 639         (gfc_fcoarray): Add GFC_FCOARRAY_LIB.
 640         * intrinsic.c (add_functions): Update due to GFC_ISYM_NUM_IMAGES
 641         rename.
 642         * invoke.texi (-fcoarray=): Document "lib" argument.
 643         * iresolve.c (gfc_resolve_this_image): Fix THIS IMAGE().
 644         * libgfortran.h (libgfortran_stat_codes): Add comments.
 645         * options.c (gfc_handle_coarray_option): Add -fcoarray=lib.
 646         * simplify.c (gfc_simplify_num_images, gfc_simplify_this_image):
 647         Handle GFC_FCOARRAY_LIB.
 648         * trans.h (gfc_init_coarray_decl): New prototype.
 649         (gfor_fndecl_caf_init, gfor_fndecl_caf_finalize,
 650         gfor_fndecl_caf_critical, gfor_fndecl_caf_end_critical,
 651         gfor_fndecl_caf_sync_all, gfor_fndecl_caf_sync_images,
 652         gfor_fndecl_caf_error_stop, gfor_fndecl_caf_error_stop_str,
 653         gfort_gvar_caf_num_images, gfort_gvar_caf_this_image):
 654         New global variables.
 655         * trans-decl.c: Declare several CAF functions (cf. above).
 656         (gfc_build_builtin_function_decls): Initialize those.
 657         (gfc_init_coarray_decl): New function.
 658         (create_main_function): Call CAF init/finalize functions.
 659         * trans-intrinsic.c (trans_this_image, trans_num_images): New.
 660         (gfc_conv_intrinsic_function): Call those.
 661         * trans-stmt.c (gfc_trans_stop, gfc_trans_sync, gfc_trans_critical):
 662         Add code for GFC_FCOARRAY_LIB.
 663
 664 2011-03-26  Janus Weil  <janus@gcc.gnu.org>
 665
 666         PR fortran/48291
 667         * class.c (get_unique_hashed_string): Adjust maximum allowable length
 668         for unique type string.
 669
 670 2011-03-25  Kai Tietz  <ktietz@redhat.com>
 671
 672         * scanner.c (preprocessor_line): Use filename_cmp
 673         instead of strcmp.
 674
 675 2011-03-25  Tobias Burnus  <burnus@net-b.de>
 676
 677         PR fortran/48174
 678         PR fortran/45304
 679         * trans-types.c (gfc_get_function_type): Don't use varargs if the
 680         procedure is known to have no arguments.
 681
 682 2010-03-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
 683
 684         PR fortran/22572
 685         * gfortran.h (gfc_option_t) : Add
 686         flag_aggressive_function_elimination.
 687         (gfc_dep_compare_functions):  Add prototype.
 688         * lang.opt: Add faggressive-function-elimination.
 689         * invoke.texi: Document -faggressive-function-elimination.
 690         * frontend_passes (expr_array):  New static variable.
 691         (expr_size):  Likewise.
 692         (expr_count):  Likewise.
 693         (current_code):  Likewise.
 694         (current_ns):  Likewise.
 695         (gfc_run_passes):  Allocate and free space for expressions.
 696         (cfe_register_funcs):  New function.
 697         (create_var):  New function.
 698         (cfc_expr_0):  New function.
 699         (cfe_code):  New function.
 700         (optimize_namespace):  Invoke gfc_code_walker with cfe_code
 701         and cfe_expr_0.
 702         * dependency.c (gfc_dep_compare_functions):  New function.
 703         (gfc_dep_compare_expr):  Use it.
 704         * options.c (gfc_init_options):  Handle
 705         flag_aggressive_function_elimination.
 706         (gfc_handle_option):  Likewise.
 707
 708 2011-03-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 709
 710         * arith.c (arith_power): Plug memory leak.
 711
 712 2011-03-12  Janus Weil  <janus@gcc.gnu.org>
 713
 714         PR fortran/48059
 715         * trans-expr.c (gfc_apply_interface_mapping_to_expr): Replace base type
 716         for polymorphic arguments.
 717
 718 2011-03-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 719
 720         PR fortran/48054
 721         * intrinsic.texi: Clarify doc of logarithm functions.
 722
 723 2011-03-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 724
 725         PR fortran/47552
 726         * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Fix type of
 727         the string length variable.
 728
 729 2011-03-11  Janus Weil  <janus@gcc.gnu.org>
 730
 731         PR fortran/47768
 732         * module.c (ab_attribute,attr_bits): Add AB_PROC_POINTER_COMP.
 733         (mio_symbol_attribute): Handle attribute 'proc_pointer_comp'.
 734
 735 2011-03-06  Paul Thomas  <pault@gcc.gnu.org>
 736             Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 737
 738         PR fortran/47850
 739         * expr.c (gfc_is_constant_expr): Only use gfc_constant_ac if
 740         the expression has an iterator.  Otherwise, iterate through the
 741         array, checking for constant expressions for each element.
 742
 743 2011-03-04  Janne Blomqvist  <jb@gcc.gnu.org>
 744
 745         PR libfortran/47802
 746         * intrinsic.texi: Update CTIME and FDATE documentation.
 747
 748 2011-03-03  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 749
 750         * invoke.texi (Option Summary, Fortran Dialect Options)
 751         (Preprocessing Options, Runtime Options, Code Gen Options):
 752         Fix vertical list spacing by using @itemx for additinoal
 753         items, empty line before @table.  Fix typos.
 754
 755 2011-02-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 756
 757         PR fortran/47894
 758         * intrinsic.texi: Fix doc of the VERIFY intrinsic.
 759
 760 2011-02-26  Tobias Burnus  <burnus@net-b.de>
 761
 762         PR fortran/47846
 763         * trans-stmt.c (gfc_trans_allocate): Fix allocation with
 764         type-spec of deferred-length strings.
 765
 766 2011-02-26  Tobias Burnus  <burnus@net-b.de>
 767
 768         PR fortran/47886
 769         * openmp.c (gfc_resolve_omp_directive): Resolve if()
 770         condition of OpenMP's task.
 771
 772 2011-02-26  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 773
 774         PR fortran/47894
 775         * intrinsic.texi: Fix doc of the VERIFY intrinsic.
 776
 777 2011-02-24  Tobias Burnus  <burnus@net-b.de>
 778
 779         PR fortran/47872
 780         * intrinsic.texi (ALLOCATED, ATAN, BESSEL_JN, BESSEL_YN): Add
 781         multitable for linebreak between different syntax variants.
 782
 783 2011-02-24  Richard Guenther  <rguenther@suse.de>
 784
 785         PR fortran/47839
 786         * f95-lang.c (pushdecl): For externs in non-global scope push
 787         a copy of the decl into the BLOCK.
 788
 789 2011-02-23  Mikael Morin  <mikael@gcc.gnu.org>
 790
 791         PR fortran/40850
 792         * trans.c (gfc_prepend_expr_to_block): New function.
 793         * trans.h (gfc_prepend_expr_to_block): Declare.
 794         * trans-array.c (gfc_conv_array_parameter): Replace
 795         gfc_add_expr_to_block with gfc_prepend_expr_to_block.
 796
 797 2011-02-22  Paul Thomas  <pault@gcc.gnu.org>
 798
 799         PR fortran/45743
 800         * trans-decl.c (gfc_get_extern_function_decl): Don't use the
 801         gsymbol backend_decl if the procedure has a formal argument
 802         that is a procedure.
 803
 804 2011-02-22  Tobias Burnus  <burnus@net-b.de>
 805
 806         PR fortran/41359
 807         * trans-stmt.c (gfc_trans_if_1): Use correct line for
 808         expressions in the if condition.
 809
 810 2011-02-20  Tobias Burnus  <burnus@net-b.de>
 811
 812         PR fortran/47797
 813         * trans-decl.c (gfc_trans_deferred_vars): Use gfc_set_backend_locus and
 814         gfc_restore_backend_locus to have better debug locations.
 815         * trans-array.c (gfc_trans_deferred_array): Ditto.
 816
 817 2011-02-20  Paul Thomas  <pault@gcc.gnu.org>
 818
 819         PR fortran/45077
 820         PR fortran/44945
 821         * trans-types.c (gfc_get_derived_type): Remove code that looks
 822         for decls in gsym and add call to gfc_get_module_backend_decl.
 823         * trans.h : Add prototype for gfc_get_module_backend_decl.
 824         * trans-decl.c (gfc_get_module_backend_decl): New function.
 825         (gfc_get_symbol_decl): Call it.
 826
 827 2011-02-19  Paul Thomas  <pault@gcc.gnu.org>
 828
 829         PR fortran/47348
 830         * trans-array.c (get_array_ctor_all_strlen): Move up in file.
 831         (get_array_ctor_var_strlen): Add block dummy and add call to
 832         get_array_ctor_all_strlen instead of giving up on substrings.
 833         Call gcc_unreachable for default case.
 834         (get_array_ctor_strlen): Add extra argument to in call to
 835         get_array_ctor_var_strlen.
 836
 837 2011-02-18  Janus Weil  <janus@gcc.gnu.org>
 838
 839         PR fortran/47789
 840         * primary.c (gfc_match_structure_constructor): Handle empty parent
 841         types.
 842
 843 2011-02-18  Tobias Burnus
 844
 845         PR fortran/47775
 846         * trans-expr.c (arrayfunc_assign_needs_temporary): Use
 847         esym to check whether the specific procedure returns an
 848         allocatable or pointer.
 849
 850 2011-02-18  Michael Matz  <matz@suse.de>
 851
 852         PR fortran/45586
 853         * gfortran.h (struct gfc_component): Add norestrict_decl member.
 854         * trans.h (struct lang_type): Add nonrestricted_type member.
 855         * trans-expr.c (gfc_conv_component_ref): Search fields with correct
 856         parent type.
 857         * trans-types.c (mirror_fields, gfc_nonrestricted_type): New.
 858         (gfc_sym_type): Use it.
 859
 860 2011-02-18  Janus Weil  <janus@gcc.gnu.org>
 861
 862         PR fortran/47768
 863         * resolve.c (resolve_transfer): Reject variables with procedure pointer
 864         components.
 865
 866 2011-02-18  Janus Weil  <janus@gcc.gnu.org>
 867
 868         PR fortran/47767
 869         * gfortran.h (gfc_check_access): Removed prototype.
 870         (gfc_check_symbol_access): Added prototype.
 871         * module.c (gfc_check_access): Renamed to 'check_access', made static.
 872         (gfc_check_symbol_access): New function, basically a shortcut for
 873         'check_access'.
 874         (write_dt_extensions,write_symbol0,write_generic,write_symtree): Use
 875         'gfc_check_symbol_access'.
 876         (write_operator,write_module): Renamed 'gfc_check_access'.
 877         * resolve.c (resolve_fl_procedure,resolve_fl_derived,
 878         resolve_fl_namelist,resolve_symbol,resolve_fntype): Use
 879         'gfc_check_symbol_access'.
 880
 881 2011-02-16  Janus Weil  <janus@gcc.gnu.org>
 882
 883         PR fortran/47745
 884         * class.c (gfc_build_class_symbol): Set 'class_ok' attribute.
 885         * decl.c (build_sym,attr_decl1): Move setting of 'class_ok' into
 886         'gfc_build_class_symbol'.
 887         (gfc_match_decl_type_spec): Reject unlimited polymorphism.
 888         * interface.c (matching_typebound_op): Check for 'class_ok' attribute.
 889         * match.c (select_type_set_tmp): Move setting of 'class_ok' into
 890         'gfc_build_class_symbol'.
 891         * primary.c (gfc_variable_attr): Check for 'class_ok' attribute.
 892
 893 2011-02-15  Steven G. Kargl  <kargl@gcc.gnu.org>
 894
 895         PR fortran/47633
 896         . simplify.c (gfc_simplify_compiler_version): Fix off-by-one issue.
 897
 898 2011-02-14  Janus Weil  <janus@gcc.gnu.org>
 899
 900         PR fortran/47730
 901         * parse.c (gfc_build_block_ns): Commit 'block@' symbol.
 902
 903 2011-02-14  Janus Weil  <janus@gcc.gnu.org>
 904
 905         PR fortran/47728
 906         * class.c (gfc_build_class_symbol): Give a fatal error on polymorphic
 907         arrays.
 908         * primary.c (gfc_match_varspec): Avoid ICE for invalid class
 909         declaration.
 910
 911 2011-02-14  Janus Weil  <janus@gcc.gnu.org>
 912
 913         PR fortran/47349
 914         * interface.c (get_expr_storage_size): Handle derived-type components.
 915
 916 2011-02-13  Tobias Burnus  <burnus@net-b.de>
 917
 918         PR fortran/47569
 919         * interface.c (compare_parameter): Avoid ICE with
 920         character components.
 921
 922 2011-02-12  Janus Weil  <janus@gcc.gnu.org>
 923
 924         * class.c (gfc_build_class_symbol): Reject polymorphic arrays.
 925         * decl.c (build_sym,build_struct,attr_decl1): Use return value of
 926         'gfc_build_class_symbol'.
 927
 928 2011-02-12  Michael Matz  <matz@suse.de>
 929             Janus Weil  <janus@gcc.gnu.org>
 930             Tobias Burnus  <burnus@net-b.de>
 931
 932         PR fortran/45586
 933         * trans-expr.c (conv_parent_component_references): Avoid unintendent
 934         skipping of parent compounds.
 935
 936 2011-02-11  Tobias Burnus  <burnus@net-b.de>
 937
 938         PR fortran/47550
 939         * resolve.c (resolve_formal_arglist): PURE with VALUE
 940         and no INTENT: Add -std= diagnostics.
 941
 942 2011-02-09  Janus Weil  <janus@gcc.gnu.org>
 943
 944         PR fortran/47352
 945         * resolve.c (resolve_procedure_interface): If interface has a result
 946         variable, copy the typespec and set result pointer to self.
 947
 948 2011-02-09  Janus Weil  <janus@gcc.gnu.org>
 949
 950         PR fortran/47463
 951         * resolve.c (resolve_typebound_subroutine): Remove erroneous line.
 952
 953 2011-02-09  Janus Weil  <janus@gcc.gnu.org>
 954
 955         PR fortran/47637
 956         * trans-decl.c (init_intent_out_dt): Handle CLASS arguments.
 957
 958 2011-02-08  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 959
 960         * io.c (match_io_element): Do not set dt if not inquire.
 961
 962 2011-02-08  Janus Weil  <janus@gcc.gnu.org>
 963
 964         PR fortran/45290
 965         * expr.c (gfc_check_assign_symbol): Reject pointers as pointer
 966         initialization target.
 967
 968 2011-02-07  Janne Blomqvist  <jb@gcc.gnu.org>
 969             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 970
 971         * gfortran.texi (Thread-safety): texinfo styling fixes.
 972         * intrinsic.texi: Likewise.
 973
 974 2011-02-06  Janne Blomqvist  <jb@gcc.gnu.org>
 975
 976         * gfortran.texi (Compiler Characteristics): Add reference to
 977         thread-safety section.
 978
 979 2011-02-06  Janne Blomqvist  <jb@gcc.gnu.org>
 980
 981         * gfortran.texi (Thread-safety): New section.
 982         * intrinsic.texi (EXECUTE_COMMAND_LINE): Mention thread-safety.
 983         (GETENV): Likewise.
 984         (GET_ENVIRONMENT_VARIABLE): Likewise.
 985         (SYSTEM): Likewise.
 986
 987 2011-02-06  Paul Thomas  <pault@gcc.gnu.org>
 988
 989         PR fortran/47592
 990         * trans-stmt.c (gfc_trans_allocate): For deferred character
 991         length allocations with SOURCE, store to the values and string
 992         length to avoid calculating twice.  Replace gfc_start_block
 993         with gfc_init_block to avoid unnecessary contexts and to keep
 994         declarations of temporaries where they should be. Tidy up the
 995         code a bit.
 996
 997 2011-02-05  Janne Blomqvist  <jb@gcc.gnu.org>
 998
 999         PR fortran/42434
1000         * intrinsic.texi (SYSTEM_CLOCK): Update documentation.
1001
1002 2011-02-02  Janus Weil  <janus@gcc.gnu.org>
1003             Paul Thomas  <pault@gcc.gnu.org>
1004
1005         PR fortran/47082
1006         * trans-expr.c (gfc_trans_class_init_assign): Add call to
1007         gfc_get_derived_type.
1008         * module.c (read_cleanup): Do not use unique_symtrees for vtabs
1009         or vtypes.
1010
1011 2011-02-02  Janus Weil  <janus@gcc.gnu.org>
1012
1013         PR fortran/47572
1014         * resolve.c (resolve_fl_variable): Handle polymorphic allocatables.
1015
1016 2011-02-01  Janus Weil  <janus@gcc.gnu.org>
1017
1018         PR fortran/47565
1019         * trans-expr.c (gfc_conv_structure): Handle constructors for procedure
1020         pointer components with allocatable result.
1021
1022 2011-01-31  Janus Weil  <janus@gcc.gnu.org>
1023
1024         PR fortran/47455
1025         * trans-expr.c (gfc_conv_procedure_call): Handle procedure pointers
1026         with pointer or allocatable result.
1027
1028 2011-01-31  Paul Thomas  <pault@gcc.gnu.org>
1029
1030         PR fortran/47519
1031         * trans-stmt.c (gfc_trans_allocate): Improve handling of
1032         deferred character lengths with SOURCE.
1033         * iresolve.c (gfc_resolve_repeat): Calculate character
1034         length from source length and ncopies.
1035         * dump-parse-tree.c (show_code_node): Show MOLD and SOURCE
1036         expressions for ALLOCATE.
1037
1038 2011-01-31  Janus Weil  <janus@gcc.gnu.org>
1039
1040         PR fortran/47463
1041         * resolve.c (resolve_typebound_subroutine): Bug fix for the case of
1042         an argument of a typebound assignment being a component.
1043
1044 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1045
1046         * gfortranspec.c (add_arg_libgfortran) [HAVE_LD_STATIC_DYNAMIC] Use
1047         LD_STATIC_OPTION, LD_DYNAMIC_OPTION.
1048
1049 2011-01-31  Tobias Burnus  <burnus@net-b.de>
1050
1051         PR fortran/47042
1052         * resolve.c (resolve_fl_procedure): Reject stmt functions
1053         with pointer/allocatable attribute.
1054
1055 2011-01-31  Tobias Burnus  <burnus@net-b.de>
1056
1057         PR fortran/47042
1058         * interface.c (gfc_procedure_use): Add explicit interface check for
1059         pointer/allocatable functions.
1060
1061 2011-01-30  Paul Thomas  <pault@gcc.gnu.org>
1062
1063         PR fortran/47523
1064         * trans-expr.c (gfc_trans_assignment_1): If the rhs is an op
1065         expr and is assigned to a deferred character length scalar,
1066         make sure that the function is called before reallocation,
1067         so that the length is available. Include procedure pointer
1068         and procedure pointer component rhs as well.
1069
1070         PR fortran/45170
1071         PR fortran/35810
1072         PR fortran/47350
1073         * gfortran.dg/allocatable_function_5.f90: New test not added by
1074         mistake on 2011-01-28.
1075
1076 2011-01-29  Tobias Burnus  <burnus@net-b.de>
1077
1078         PR fortran/47531
1079         * check.c (gfc_check_shape): Support kind argument in SHAPE.
1080         * intrinsic.c (add_functions): Ditto.
1081         * resolve.c (gfc_resolve_shape): Ditto.
1082         * simplify.c (gfc_simplify_shape): Ditto.
1083         * intrinsic.h (gfc_check_shape, gfc_resolve_shape,
1084         gfc_simplify_shape): Update prototypes.
1085         * intrinisc.text (SHAPE): Document kind argument.
1086
1087 2011-01-28  Tobias Burnus  <burnus@net-b.de>
1088
1089         PR fortran/47507
1090         * resolve.c (resolve_formal_arglist): Allow arguments with VALUE
1091         attribute also without INTENT.
1092
1093 2011-01-28  Tobias Burnus  <burnus@net-b.de>
1094
1095         * gfortran.texi (Fortran 2003 status): Mention support for
1096         nonconstant namelist variables.
1097
1098 2011-01-28  Paul Thomas  <pault@gcc.gnu.org>
1099             Tobias Burnus  <burnus@gcc.gnu.org>
1100
1101         PR fortran/45170
1102         PR fortran/35810
1103         PR fortran/47350
1104         * interface.c (compare_actual_formal): An allocatable or pointer
1105         deferred length actual is only allowed if the formal argument
1106         is also deferred length. Clean up whitespace.
1107         * trans-expr.c (gfc_conv_procedure_call): Pass string length for
1108         deferred character length formal arguments by reference. Do the
1109         same for function results.
1110         (gfc_trans_pointer_assignment): Do not do runtime check of lhs
1111         and rhs character lengths, if deferred length lhs.  In this case
1112         set the lhs character length to that of the rhs.
1113         (gfc_conv_string_parameter): Remove assert that string length is
1114         an integer type.
1115         (is_scalar_reallocatable_lhs): New function.
1116         (alloc_scalar_allocatable_for_assignment): New function.
1117         (gfc_trans_assignment_1): Call above new function. If the rhs is
1118         a deferred character length itself, makes ure that the function
1119         is called before reallocation, so that the length is available.
1120         (gfc_trans_asssignment): Remove error about assignment to
1121         deferred length character variables.
1122         * gfortran.texi : Update entry about (re)allocation on
1123         assignment.
1124         * trans-stmt.c (gfc_trans_allocate): Add code to handle deferred
1125         length character variables.
1126         * module.c (mio_typespec): Transfer deferred characteristic.
1127         * trans-types.c (gfc_get_function_type): New code to generate
1128         hidden typelist, so that those character lengths that are
1129         passed by reference get the right type.
1130         * resolve.c (resolve_contained_fntype): Supress error for
1131         deferred character length functions.
1132         (resolve_function, resolve_fl_procedure) The same.
1133         (check_symbols): Remove the error that support for
1134         entity with deferred type parameter is not yet implemented.
1135         (resolve_fl_derived): The same.
1136         match.c (alloc_opt_list): Allow MOLD for deferred length object.
1137         * trans-decl.c (gfc_get_symbol_decl): For deferred character
1138         length dummies, generate a local variable for string length.
1139         (create_function_arglist): Hidden length can be a pointer.
1140         (gfc_trans_deferred_vars): For deferred character length
1141         results and dummies, assign the string length to the local
1142         variable from the hidden argument on entry and the other way
1143         round on exit, as appropriate.
1144
1145 2011-01-27  Tobias Burnus  <burnus@net-b.de>
1146
1147         PR fortran/47474
1148         * trans-decl.c (gfc_generate_function_code): Fix init
1149         of allocatable result variable with allocatable components.
1150
1151 2011-01-27  Tobias Burnus  <burnus@net-b.de>
1152
1153         PR fortran/47472
1154         * options.c (gfc_handle_module_path_options): Save
1155         module path without trailing slash as include path.
1156
1157 2011-01-25  Tobias Burnus  <burnus@net-b.de>
1158
1159         PR fortran/47448
1160         * interface.c (gfc_check_operator_interface): Fix
1161         defined-assignment check.
1162
1163 2011-01-23  Tobias Burnus  <burnus@net-b.de>
1164
1165         PR fortran/47421
1166         * trans-decl.c (gfc_trans_deferred_vars): Do not nullify
1167         scalar allocatable dummy arguments.
1168
1169 2011-01-22  Thomas Koenig  <tkoenig@gcc.gnu.org>
1170
1171         PR fortran/38536
1172         * resolve.c (gfc_iso_c_func_interface):  For C_LOC,
1173         check for array sections followed by component references
1174         which are illegal.  Also check for coindexed arguments.
1175
1176 2011-01-22  Tobias Burnus  <burnus@net-b.de>
1177
1178         PR fortran/47399
1179         * primary.c (gfc_match_varspec): Relax gcc_assert to allow for
1180         PARAMETER TBP.
1181
1182 2011-01-21  Tobias Burnus  <burnus@net-b.de>
1183
1184         PR fortran/47394
1185         * error.c (gfc_error_now, gfc_fatal_error, gfc_error_check):
1186         Use defined instead of magic number exit status codes.
1187         * scanner.c (include_line, gfc_new_file): Ditto.
1188
1189 2011-01-21  Tobias Burnus  <burnus@net-b.de>
1190
1191         PR fortran/47377
1192         * expr.c (gfc_check_pointer_assign): Reject expr data-targets
1193         without pointer attribute.
1194
1195 2011-01-18  Janus Weil  <janus@gcc.gnu.org>
1196
1197         PR fortran/47240
1198         * resolve.c (expression_rank): Fix rank of procedure poiner components.
1199         * trans-expr.c (gfc_conv_procedure_call): Take care of procedure
1200         pointer components as actual arguments.
1201
1202 2011-01-17  Jakub Jelinek  <jakub@redhat.com>
1203
1204         PR fortran/47331
1205         * gfortran.h (struct gfc_omp_saved_state): New type.
1206         (gfc_omp_save_and_clear_state, gfc_omp_restore_state): New prototypes.
1207         * resolve.c (resolve_global_procedure): Call it around gfc_resolve
1208         call.
1209         * openmp.c (gfc_omp_save_and_clear_state, gfc_omp_restore_state): New
1210         functions.
1211
1212 2011-01-17  Tobias Burnus  <burnus@net-b.de>
1213
1214         PR fortran/47327
1215         * invoke.texi (Options to request or suppress errors
1216         and warnings): Fix cross link.
1217
1218 2011-01-15  Tobias Burnus  <burnus@net-b.de>
1219
1220         * gfortran.texi: Update Fortran 2003 Status section.
1221
1222         PR fortran/47177
1223         * invoke.texi: Add missing "-E" to the -dM example.
1224
1225 2011-01-13  Tobias Burnus  <burnus@net-b.de>
1226
1227         PR fortran/47268
1228         * intrinsic.texi (get_command_argument, get_environment_variable):
1229         Mark arguments as optional in the Arguments section.
1230
1231 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
1232             Tobias Burnus  <burnus@net-b.de>
1233
1234         PR fortran/47260
1235         * trans-decl.c (gfc_get_extern_function_decl,
1236         build_function_decl): Set TREE_PUBLIC/TREE_EXTERNAL before
1237         calling decl_attributes.
1238
1239 2011-01-13  Tobias Burnus  <burnus@net-b.de>
1240             Mikael Morin  <mikael@gcc.gnu.org>
1241
1242         PR fortran/45848
1243         PR fortran/47204
1244         * gfortran.h (gfc_code): Move union ext's case_list into
1245         the struct block.
1246         * dump-parse-tree.c (show_code_node): Adapt by prefixing case_list
1247         by "block.".
1248         * frontend-passes.c (gfc_code_walker): Ditto.
1249         * match.c (gfc_match_goto, gfc_match_call, gfc_match_case,
1250         gfc_match_type_is, gfc_match_class_is): Ditto.
1251         * resolve.c (resolve_select, resolve_select_type): Ditto.
1252         * st.c (gfc_free_statement): Ditto.
1253         * trans-stmt.c (gfc_trans_integer_select, gfc_trans_logical_select,
1254         gfc_trans_character_select): Ditto.
1255         * parse.c (resolve_all_program_units): For error recovery, avoid
1256         segfault is proc_name is NULL.
1257
1258 2011-01-11  Paul Thomas  <pault@gcc.gnu.org>
1259
1260         PR fortran/47051
1261         * trans-array.c (gfc_alloc_allocatable_for_assignment): Change
1262         to be standard compliant by testing for shape rather than size
1263         before skipping reallocation. Improve comments.
1264
1265 2011-01-09  Janus Weil  <janus@gcc.gnu.org>
1266
1267         PR fortran/47224
1268         * resolve.c (resolve_actual_arglist): Remove unneeded and buggy piece
1269         of code.
1270
1271 2011-01-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
1272
1273         PR fortran/38536
1274         * resolve.c (is_scalar_expr_ptr):  For a substring reference,
1275         use gfc_dep_compare_expr to compare start and end expession.
1276         Add FIXME for using gfc_deb_compare_expr elsewhere.
1277
1278 2011-01-09  Janus Weil  <janus@gcc.gnu.org>
1279
1280         PR fortran/46313
1281         * class.c (get_unique_type_string): Make type name start with upper
1282         case letter.
1283
1284 2011-01-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
1285
1286         PR fortran/46405
1287         * invoke.texi:  Mention -ffree-line-length-none and
1288         -ffixed-line-length-none for preprocessing.
1289
1290 2011-01-08  Paul Thomas  <pault@gcc.gnu.org>
1291
1292         PR fortran/46896
1293         * trans-expr.c (gfc_conv_procedure_call): With a non-copying
1294         procedure argument (eg TRANSPOSE) use a temporary if there is
1295         any chance of aliasing due to host or use association.
1296         (arrayfunc_assign_needs_temporary): Correct logic for function
1297         results and do not use a temporary for implicitly PURE
1298         variables.  Use a temporary for Cray pointees.
1299         * symbol.c (gfc_add_save): Explicit SAVE not compatible with
1300         implicit pureness of containing procedure.
1301         * decl.c (match_old_style_init, gfc_match_data): Where decl
1302         would fail in PURE procedure, set implicit_pure to zero.
1303         * gfortran.h : Add implicit_pure to structure symbol_attr and
1304         add prototype for function gfc_implicit_pure.
1305         * expr.c (gfc_check_pointer_assign, gfc_check_vardef_context):
1306         Where decl would fail in PURE procedure, reset implicit_pure.
1307         * io.c (match_vtag, gfc_match_open, gfc_match_close,
1308         gfc_match_print, gfc_match_inquire, gfc_match_wait): The same.
1309         * match.c (gfc_match_critical, gfc_match_stopcode,
1310         sync_statement, gfc_match_allocate, gfc_match_deallocate): The
1311         same.
1312         * parse.c (decode_omp_directive): The same.
1313         (parse_contained): If not PURE, set implicit pure attribute.
1314         * resolve.c (resolve_formal_arglist, resolve_structure_cons,
1315         resolve_function, resolve_ordinary_assign) : The same.
1316         (gfc_implicit_pure): New function.
1317         * module.c (mio_symbol_attribute): Introduce AB_IMPLICIT_PURE
1318         to ab_attribute enum and use it in this function.
1319
1320 2011-01-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
1321
1322         PR fortran/45777
1323         * symbol.c (gfc_symbols_could_alias):  Strip gfc_ prefix,
1324         make static and move in front of its only caller, to ...
1325         * trans-array.c (symbols_could_alias): ... here.
1326         Pass information about pointer and target status as
1327         arguments.  Allocatable arrays don't alias anything
1328         unless they have the POINTER attribute.
1329         (gfc_could_be_alias):  Keep track of pointer and target
1330         status when following references.  Also check if typespecs
1331         of components match those of other components or symbols.
1332
1333 2011-01-07  Tobias Burnus  <burnus@net-b.de>
1334
1335         PR fortran/41580
1336         * class.c (gfc_build_class_symbol): Mark __vtab as attr.vtab.
1337         * intrinsic.c (add_functions): Use simplify functions for
1338         EXTENDS_TYPE_OF and SAME_TYPE_AS.
1339         * intrinsic.h (gfc_simplify_extends_type_of,
1340         gfc_simplify_same_type_as): New prototypes.
1341         * simplify.c (is_last_ref_vtab, gfc_simplify_extends_type_of,
1342         gfc_simplify_same_type_as): New functions.
1343
1344 2011-01-07  Janus Weil  <janus@gcc.gnu.org>
1345
1346         PR fortran/47189
1347         PR fortran/47194
1348         * gfortran.h (gfc_lval_expr_from_sym): Moved prototype.
1349         * class.c (gfc_class_null_initializer): Initialize _vptr to declared
1350         type.
1351         * expr.c (gfc_lval_expr_from_sym): Moved here from symbol.c.
1352         * resolve.c (resolve_deallocate_expr): _data component will be added
1353         at translation stage.
1354         * symbol.c (gfc_lval_expr_from_sym): Moved to expr.c.
1355         * trans-stmt.c (gfc_trans_deallocate): Reset _vptr to declared type.
1356
1357 2011-01-06  Daniel Franke  <franke.daniel@gmail.com>
1358
1359         PR fortran/33117
1360         PR fortran/46478
1361         * parse.c (parse_interface): Remove check for procedure types.
1362         * interface.c (check_interface0): Verify that procedures are
1363         either all SUBROUTINEs or all FUNCTIONs.
1364
1365 2011-01-05  Janus Weil  <janus@gcc.gnu.org>
1366
1367         PR fortran/47180
1368         * trans-expr.c (gfc_trans_class_assign): Bugfix for r168524 (make sure
1369         'vtab' is initialized).
1370
1371 2011-01-05  Janus Weil  <janus@gcc.gnu.org>
1372
1373         PR fortran/47180
1374         * trans-expr.c (gfc_trans_class_assign): For a polymorphic NULL pointer
1375         assignment, set the _vptr component to the declared type.
1376
1377 2011-01-05  Thomas Koenig  <tkoenig@gcc.gnu.org>
1378
1379         PR fortran/46017
1380         * resolve.c (resolve_allocate_deallocate): Follow references to
1381         check for duplicate occurence of allocation/deallocation objects.
1382
1383 2011-01-05  Janus Weil  <janus@gcc.gnu.org>
1384
1385         PR fortran/47024
1386         * trans-decl.c (gfc_trans_deferred_vars): Initialize the _vpr component
1387         of polymorphic allocatables according to their declared type.
1388
1389 2011-01-04  Janus Weil  <janus@gcc.gnu.org>
1390
1391         PR fortran/46448
1392         * class.c (gfc_find_derived_vtab): Set the module field for the copying
1393         routine to make sure it receives module name mangling.
1394
1395 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
1396
1397         * gfortranspec.c (lang_specific_driver): Update copyright notice
1398         dates.
1399
1400 2011-01-03  Janus Weil  <janus@gcc.gnu.org>
1401
1402         * intrinsic.texi (LEADZ): Fix example.
1403
1404 2011-01-02  Janus Weil  <janus@gcc.gnu.org>
1405
1406         PR fortran/46408
1407         * class.c (gfc_find_derived_vtab): Use EXEC_INIT_ASSIGN for __copy_
1408         routine.
1409
1410 \f
1411 Copyright (C) 2011 Free Software Foundation, Inc.
1412
1413 Copying and distribution of this file, with or without modification,
1414 are permitted in any medium without royalty provided the copyright
1415 notice and this notice are preserved.