gcc/fortran/ChangeLog

   1 2011-03-27  Tobias Burnus  <burnus@net-b.de>
   2
   3         PR fortran/18918
   4         * gfortran.h (gfc_isym_id): Rename GFC_ISYM_NUMIMAGES to
   5         GFC_ISYM_NUM_IMAGES.
   6         (gfc_fcoarray): Add GFC_FCOARRAY_LIB.
   7         * intrinsic.c (add_functions): Update due to GFC_ISYM_NUM_IMAGES
   8         rename.
   9         * invoke.texi (-fcoarray=): Document "lib" argument.
  10         * iresolve.c (gfc_resolve_this_image): Fix THIS IMAGE().
  11         * libgfortran.h (libgfortran_stat_codes): Add comments.
  12         * options.c (gfc_handle_coarray_option): Add -fcoarray=lib.
  13         * simplify.c (gfc_simplify_num_images, gfc_simplify_this_image):
  14         Handle GFC_FCOARRAY_LIB.
  15         * trans.h (gfc_init_coarray_decl): New prototype.
  16         (gfor_fndecl_caf_init, gfor_fndecl_caf_finalize,
  17         gfor_fndecl_caf_critical, gfor_fndecl_caf_end_critical,
  18         gfor_fndecl_caf_sync_all, gfor_fndecl_caf_sync_images,
  19         gfor_fndecl_caf_error_stop, gfor_fndecl_caf_error_stop_str,
  20         gfort_gvar_caf_num_images, gfort_gvar_caf_this_image):
  21         New global variables.
  22         * trans-decl.c: Declare several CAF functions (cf. above).
  23         (gfc_build_builtin_function_decls): Initialize those.
  24         (gfc_init_coarray_decl): New function.
  25         (create_main_function): Call CAF init/finalize functions.
  26         * trans-intrinsic.c (trans_this_image, trans_num_images): New.
  27         (gfc_conv_intrinsic_function): Call those.
  28         * trans-stmt.c (gfc_trans_stop, gfc_trans_sync, gfc_trans_critical):
  29         Add code for GFC_FCOARRAY_LIB.
  30
  31 2011-03-26  Janus Weil  <janus@gcc.gnu.org>
  32
  33         PR fortran/48291
  34         * class.c (get_unique_hashed_string): Adjust maximum allowable length
  35         for unique type string.
  36
  37 2011-03-25  Kai Tietz  <ktietz@redhat.com>
  38
  39         * scanner.c (preprocessor_line): Use filename_cmp
  40         instead of strcmp.
  41
  42 2011-03-25  Tobias Burnus  <burnus@net-b.de>
  43
  44         PR fortran/48174
  45         PR fortran/45304
  46         * trans-types.c (gfc_get_function_type): Don't use varargs if the
  47         procedure is known to have no arguments.
  48
  49 2010-03-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
  50
  51         PR fortran/22572
  52         * gfortran.h (gfc_option_t) : Add
  53         flag_aggressive_function_elimination.
  54         (gfc_dep_compare_functions):  Add prototype.
  55         * lang.opt: Add faggressive-function-elimination.
  56         * invoke.texi: Document -faggressive-function-elimination.
  57         * frontend_passes (expr_array):  New static variable.
  58         (expr_size):  Likewise.
  59         (expr_count):  Likewise.
  60         (current_code):  Likewise.
  61         (current_ns):  Likewise.
  62         (gfc_run_passes):  Allocate and free space for expressions.
  63         (cfe_register_funcs):  New function.
  64         (create_var):  New function.
  65         (cfc_expr_0):  New function.
  66         (cfe_code):  New function.
  67         (optimize_namespace):  Invoke gfc_code_walker with cfe_code
  68         and cfe_expr_0.
  69         * dependency.c (gfc_dep_compare_functions):  New function.
  70         (gfc_dep_compare_expr):  Use it.
  71         * options.c (gfc_init_options):  Handle
  72         flag_aggressive_function_elimination.
  73         (gfc_handle_option):  Likewise.
  74
  75 2011-03-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  76
  77         * arith.c (arith_power): Plug memory leak.
  78
  79 2011-03-12  Janus Weil  <janus@gcc.gnu.org>
  80
  81         PR fortran/48059
  82         * trans-expr.c (gfc_apply_interface_mapping_to_expr): Replace base type
  83         for polymorphic arguments.
  84
  85 2011-03-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  86
  87         PR fortran/48054
  88         * intrinsic.texi: Clarify doc of logarithm functions.
  89
  90 2011-03-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  91
  92         PR fortran/47552
  93         * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Fix type of
  94         the string length variable.
  95
  96 2011-03-11  Janus Weil  <janus@gcc.gnu.org>
  97
  98         PR fortran/47768
  99         * module.c (ab_attribute,attr_bits): Add AB_PROC_POINTER_COMP.
 100         (mio_symbol_attribute): Handle attribute 'proc_pointer_comp'.
 101
 102 2011-03-06  Paul Thomas  <pault@gcc.gnu.org>
 103             Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 104
 105         PR fortran/47850
 106         * expr.c (gfc_is_constant_expr): Only use gfc_constant_ac if
 107         the expression has an iterator.  Otherwise, iterate through the
 108         array, checking for constant expressions for each element.
 109
 110 2011-03-04  Janne Blomqvist  <jb@gcc.gnu.org>
 111
 112         PR libfortran/47802
 113         * intrinsic.texi: Update CTIME and FDATE documentation.
 114
 115 2011-03-03  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 116
 117         * invoke.texi (Option Summary, Fortran Dialect Options)
 118         (Preprocessing Options, Runtime Options, Code Gen Options):
 119         Fix vertical list spacing by using @itemx for additinoal
 120         items, empty line before @table.  Fix typos.
 121
 122 2011-02-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 123
 124         PR fortran/47894
 125         * intrinsic.texi: Fix doc of the VERIFY intrinsic.
 126
 127 2011-02-26  Tobias Burnus  <burnus@net-b.de>
 128
 129         PR fortran/47846
 130         * trans-stmt.c (gfc_trans_allocate): Fix allocation with
 131         type-spec of deferred-length strings.
 132
 133 2011-02-26  Tobias Burnus  <burnus@net-b.de>
 134
 135         PR fortran/47886
 136         * openmp.c (gfc_resolve_omp_directive): Resolve if()
 137         condition of OpenMP's task.
 138
 139 2011-02-26  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 140
 141         PR fortran/47894
 142         * intrinsic.texi: Fix doc of the VERIFY intrinsic.
 143
 144 2011-02-24  Tobias Burnus  <burnus@net-b.de>
 145
 146         PR fortran/47872
 147         * intrinsic.texi (ALLOCATED, ATAN, BESSEL_JN, BESSEL_YN): Add
 148         multitable for linebreak between different syntax variants.
 149
 150 2011-02-24  Richard Guenther  <rguenther@suse.de>
 151
 152         PR fortran/47839
 153         * f95-lang.c (pushdecl): For externs in non-global scope push
 154         a copy of the decl into the BLOCK.
 155
 156 2011-02-23  Mikael Morin  <mikael@gcc.gnu.org>
 157
 158         PR fortran/40850
 159         * trans.c (gfc_prepend_expr_to_block): New function.
 160         * trans.h (gfc_prepend_expr_to_block): Declare.
 161         * trans-array.c (gfc_conv_array_parameter): Replace
 162         gfc_add_expr_to_block with gfc_prepend_expr_to_block.
 163
 164 2011-02-22  Paul Thomas  <pault@gcc.gnu.org>
 165
 166         PR fortran/45743
 167         * trans-decl.c (gfc_get_extern_function_decl): Don't use the
 168         gsymbol backend_decl if the procedure has a formal argument
 169         that is a procedure.
 170
 171 2011-02-22  Tobias Burnus  <burnus@net-b.de>
 172
 173         PR fortran/41359
 174         * trans-stmt.c (gfc_trans_if_1): Use correct line for
 175         expressions in the if condition.
 176
 177 2011-02-20  Tobias Burnus  <burnus@net-b.de>
 178
 179         PR fortran/47797
 180         * trans-decl.c (gfc_trans_deferred_vars): Use gfc_set_backend_locus and
 181         gfc_restore_backend_locus to have better debug locations.
 182         * trans-array.c (gfc_trans_deferred_array): Ditto.
 183
 184 2011-02-20  Paul Thomas  <pault@gcc.gnu.org>
 185
 186         PR fortran/45077
 187         PR fortran/44945
 188         * trans-types.c (gfc_get_derived_type): Remove code that looks
 189         for decls in gsym and add call to gfc_get_module_backend_decl.
 190         * trans.h : Add prototype for gfc_get_module_backend_decl.
 191         * trans-decl.c (gfc_get_module_backend_decl): New function.
 192         (gfc_get_symbol_decl): Call it.
 193
 194 2011-02-19  Paul Thomas  <pault@gcc.gnu.org>
 195
 196         PR fortran/47348
 197         * trans-array.c (get_array_ctor_all_strlen): Move up in file.
 198         (get_array_ctor_var_strlen): Add block dummy and add call to
 199         get_array_ctor_all_strlen instead of giving up on substrings.
 200         Call gcc_unreachable for default case.
 201         (get_array_ctor_strlen): Add extra argument to in call to
 202         get_array_ctor_var_strlen.
 203
 204 2011-02-18  Janus Weil  <janus@gcc.gnu.org>
 205
 206         PR fortran/47789
 207         * primary.c (gfc_match_structure_constructor): Handle empty parent
 208         types.
 209
 210 2011-02-18  Tobias Burnus
 211
 212         PR fortran/47775
 213         * trans-expr.c (arrayfunc_assign_needs_temporary): Use
 214         esym to check whether the specific procedure returns an
 215         allocatable or pointer.
 216
 217 2011-02-18  Michael Matz  <matz@suse.de>
 218
 219         PR fortran/45586
 220         * gfortran.h (struct gfc_component): Add norestrict_decl member.
 221         * trans.h (struct lang_type): Add nonrestricted_type member.
 222         * trans-expr.c (gfc_conv_component_ref): Search fields with correct
 223         parent type.
 224         * trans-types.c (mirror_fields, gfc_nonrestricted_type): New.
 225         (gfc_sym_type): Use it.
 226
 227 2011-02-18  Janus Weil  <janus@gcc.gnu.org>
 228
 229         PR fortran/47768
 230         * resolve.c (resolve_transfer): Reject variables with procedure pointer
 231         components.
 232
 233 2011-02-18  Janus Weil  <janus@gcc.gnu.org>
 234
 235         PR fortran/47767
 236         * gfortran.h (gfc_check_access): Removed prototype.
 237         (gfc_check_symbol_access): Added prototype.
 238         * module.c (gfc_check_access): Renamed to 'check_access', made static.
 239         (gfc_check_symbol_access): New function, basically a shortcut for
 240         'check_access'.
 241         (write_dt_extensions,write_symbol0,write_generic,write_symtree): Use
 242         'gfc_check_symbol_access'.
 243         (write_operator,write_module): Renamed 'gfc_check_access'.
 244         * resolve.c (resolve_fl_procedure,resolve_fl_derived,
 245         resolve_fl_namelist,resolve_symbol,resolve_fntype): Use
 246         'gfc_check_symbol_access'.
 247
 248 2011-02-16  Janus Weil  <janus@gcc.gnu.org>
 249
 250         PR fortran/47745
 251         * class.c (gfc_build_class_symbol): Set 'class_ok' attribute.
 252         * decl.c (build_sym,attr_decl1): Move setting of 'class_ok' into
 253         'gfc_build_class_symbol'.
 254         (gfc_match_decl_type_spec): Reject unlimited polymorphism.
 255         * interface.c (matching_typebound_op): Check for 'class_ok' attribute.
 256         * match.c (select_type_set_tmp): Move setting of 'class_ok' into
 257         'gfc_build_class_symbol'.
 258         * primary.c (gfc_variable_attr): Check for 'class_ok' attribute.
 259
 260 2011-02-15  Steven G. Kargl  <kargl@gcc.gnu.org>
 261
 262         PR fortran/47633
 263         . simplify.c (gfc_simplify_compiler_version): Fix off-by-one issue.
 264
 265 2011-02-14  Janus Weil  <janus@gcc.gnu.org>
 266
 267         PR fortran/47730
 268         * parse.c (gfc_build_block_ns): Commit 'block@' symbol.
 269
 270 2011-02-14  Janus Weil  <janus@gcc.gnu.org>
 271
 272         PR fortran/47728
 273         * class.c (gfc_build_class_symbol): Give a fatal error on polymorphic
 274         arrays.
 275         * primary.c (gfc_match_varspec): Avoid ICE for invalid class
 276         declaration.
 277
 278 2011-02-14  Janus Weil  <janus@gcc.gnu.org>
 279
 280         PR fortran/47349
 281         * interface.c (get_expr_storage_size): Handle derived-type components.
 282
 283 2011-02-13  Tobias Burnus  <burnus@net-b.de>
 284
 285         PR fortran/47569
 286         * interface.c (compare_parameter): Avoid ICE with
 287         character components.
 288
 289 2011-02-12  Janus Weil  <janus@gcc.gnu.org>
 290
 291         * class.c (gfc_build_class_symbol): Reject polymorphic arrays.
 292         * decl.c (build_sym,build_struct,attr_decl1): Use return value of
 293         'gfc_build_class_symbol'.
 294
 295 2011-02-12  Michael Matz  <matz@suse.de>
 296             Janus Weil  <janus@gcc.gnu.org>
 297             Tobias Burnus  <burnus@net-b.de>
 298
 299         PR fortran/45586
 300         * trans-expr.c (conv_parent_component_references): Avoid unintendent
 301         skipping of parent compounds.
 302
 303 2011-02-11  Tobias Burnus  <burnus@net-b.de>
 304
 305         PR fortran/47550
 306         * resolve.c (resolve_formal_arglist): PURE with VALUE
 307         and no INTENT: Add -std= diagnostics.
 308
 309 2011-02-09  Janus Weil  <janus@gcc.gnu.org>
 310
 311         PR fortran/47352
 312         * resolve.c (resolve_procedure_interface): If interface has a result
 313         variable, copy the typespec and set result pointer to self.
 314
 315 2011-02-09  Janus Weil  <janus@gcc.gnu.org>
 316
 317         PR fortran/47463
 318         * resolve.c (resolve_typebound_subroutine): Remove erroneous line.
 319
 320 2011-02-09  Janus Weil  <janus@gcc.gnu.org>
 321
 322         PR fortran/47637
 323         * trans-decl.c (init_intent_out_dt): Handle CLASS arguments.
 324
 325 2011-02-08  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 326
 327         * io.c (match_io_element): Do not set dt if not inquire.
 328
 329 2011-02-08  Janus Weil  <janus@gcc.gnu.org>
 330
 331         PR fortran/45290
 332         * expr.c (gfc_check_assign_symbol): Reject pointers as pointer
 333         initialization target.
 334
 335 2011-02-07  Janne Blomqvist  <jb@gcc.gnu.org>
 336             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 337
 338         * gfortran.texi (Thread-safety): texinfo styling fixes.
 339         * intrinsic.texi: Likewise.
 340
 341 2011-02-06  Janne Blomqvist  <jb@gcc.gnu.org>
 342
 343         * gfortran.texi (Compiler Characteristics): Add reference to
 344         thread-safety section.
 345
 346 2011-02-06  Janne Blomqvist  <jb@gcc.gnu.org>
 347
 348         * gfortran.texi (Thread-safety): New section.
 349         * intrinsic.texi (EXECUTE_COMMAND_LINE): Mention thread-safety.
 350         (GETENV): Likewise.
 351         (GET_ENVIRONMENT_VARIABLE): Likewise.
 352         (SYSTEM): Likewise.
 353
 354 2011-02-06  Paul Thomas  <pault@gcc.gnu.org>
 355
 356         PR fortran/47592
 357         * trans-stmt.c (gfc_trans_allocate): For deferred character
 358         length allocations with SOURCE, store to the values and string
 359         length to avoid calculating twice.  Replace gfc_start_block
 360         with gfc_init_block to avoid unnecessary contexts and to keep
 361         declarations of temporaries where they should be. Tidy up the
 362         code a bit.
 363
 364 2011-02-05  Janne Blomqvist  <jb@gcc.gnu.org>
 365
 366         PR fortran/42434
 367         * intrinsic.texi (SYSTEM_CLOCK): Update documentation.
 368
 369 2011-02-02  Janus Weil  <janus@gcc.gnu.org>
 370             Paul Thomas  <pault@gcc.gnu.org>
 371
 372         PR fortran/47082
 373         * trans-expr.c (gfc_trans_class_init_assign): Add call to
 374         gfc_get_derived_type.
 375         * module.c (read_cleanup): Do not use unique_symtrees for vtabs
 376         or vtypes.
 377
 378 2011-02-02  Janus Weil  <janus@gcc.gnu.org>
 379
 380         PR fortran/47572
 381         * resolve.c (resolve_fl_variable): Handle polymorphic allocatables.
 382
 383 2011-02-01  Janus Weil  <janus@gcc.gnu.org>
 384
 385         PR fortran/47565
 386         * trans-expr.c (gfc_conv_structure): Handle constructors for procedure
 387         pointer components with allocatable result.
 388
 389 2011-01-31  Janus Weil  <janus@gcc.gnu.org>
 390
 391         PR fortran/47455
 392         * trans-expr.c (gfc_conv_procedure_call): Handle procedure pointers
 393         with pointer or allocatable result.
 394
 395 2011-01-31  Paul Thomas  <pault@gcc.gnu.org>
 396
 397         PR fortran/47519
 398         * trans-stmt.c (gfc_trans_allocate): Improve handling of
 399         deferred character lengths with SOURCE.
 400         * iresolve.c (gfc_resolve_repeat): Calculate character
 401         length from source length and ncopies.
 402         * dump-parse-tree.c (show_code_node): Show MOLD and SOURCE
 403         expressions for ALLOCATE.
 404
 405 2011-01-31  Janus Weil  <janus@gcc.gnu.org>
 406
 407         PR fortran/47463
 408         * resolve.c (resolve_typebound_subroutine): Bug fix for the case of
 409         an argument of a typebound assignment being a component.
 410
 411 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 412
 413         * gfortranspec.c (add_arg_libgfortran) [HAVE_LD_STATIC_DYNAMIC] Use
 414         LD_STATIC_OPTION, LD_DYNAMIC_OPTION.
 415
 416 2011-01-31  Tobias Burnus  <burnus@net-b.de>
 417
 418         PR fortran/47042
 419         * resolve.c (resolve_fl_procedure): Reject stmt functions
 420         with pointer/allocatable attribute.
 421
 422 2011-01-31  Tobias Burnus  <burnus@net-b.de>
 423
 424         PR fortran/47042
 425         * interface.c (gfc_procedure_use): Add explicit interface check for
 426         pointer/allocatable functions.
 427
 428 2011-01-30  Paul Thomas  <pault@gcc.gnu.org>
 429
 430         PR fortran/47523
 431         * trans-expr.c (gfc_trans_assignment_1): If the rhs is an op
 432         expr and is assigned to a deferred character length scalar,
 433         make sure that the function is called before reallocation,
 434         so that the length is available. Include procedure pointer
 435         and procedure pointer component rhs as well.
 436
 437         PR fortran/45170
 438         PR fortran/35810
 439         PR fortran/47350
 440         * gfortran.dg/allocatable_function_5.f90: New test not added by
 441         mistake on 2011-01-28.
 442
 443 2011-01-29  Tobias Burnus  <burnus@net-b.de>
 444
 445         PR fortran/47531
 446         * check.c (gfc_check_shape): Support kind argument in SHAPE.
 447         * intrinsic.c (add_functions): Ditto.
 448         * resolve.c (gfc_resolve_shape): Ditto.
 449         * simplify.c (gfc_simplify_shape): Ditto.
 450         * intrinsic.h (gfc_check_shape, gfc_resolve_shape,
 451         gfc_simplify_shape): Update prototypes.
 452         * intrinisc.text (SHAPE): Document kind argument.
 453
 454 2011-01-28  Tobias Burnus  <burnus@net-b.de>
 455
 456         PR fortran/47507
 457         * resolve.c (resolve_formal_arglist): Allow arguments with VALUE
 458         attribute also without INTENT.
 459
 460 2011-01-28  Tobias Burnus  <burnus@net-b.de>
 461
 462         * gfortran.texi (Fortran 2003 status): Mention support for
 463         nonconstant namelist variables.
 464
 465 2011-01-28  Paul Thomas  <pault@gcc.gnu.org>
 466             Tobias Burnus  <burnus@gcc.gnu.org>
 467
 468         PR fortran/45170
 469         PR fortran/35810
 470         PR fortran/47350
 471         * interface.c (compare_actual_formal): An allocatable or pointer
 472         deferred length actual is only allowed if the formal argument
 473         is also deferred length. Clean up whitespace.
 474         * trans-expr.c (gfc_conv_procedure_call): Pass string length for
 475         deferred character length formal arguments by reference. Do the
 476         same for function results.
 477         (gfc_trans_pointer_assignment): Do not do runtime check of lhs
 478         and rhs character lengths, if deferred length lhs.  In this case
 479         set the lhs character length to that of the rhs.
 480         (gfc_conv_string_parameter): Remove assert that string length is
 481         an integer type.
 482         (is_scalar_reallocatable_lhs): New function.
 483         (alloc_scalar_allocatable_for_assignment): New function.
 484         (gfc_trans_assignment_1): Call above new function. If the rhs is
 485         a deferred character length itself, makes ure that the function
 486         is called before reallocation, so that the length is available.
 487         (gfc_trans_asssignment): Remove error about assignment to
 488         deferred length character variables.
 489         * gfortran.texi : Update entry about (re)allocation on
 490         assignment.
 491         * trans-stmt.c (gfc_trans_allocate): Add code to handle deferred
 492         length character variables.
 493         * module.c (mio_typespec): Transfer deferred characteristic.
 494         * trans-types.c (gfc_get_function_type): New code to generate
 495         hidden typelist, so that those character lengths that are
 496         passed by reference get the right type.
 497         * resolve.c (resolve_contained_fntype): Supress error for
 498         deferred character length functions.
 499         (resolve_function, resolve_fl_procedure) The same.
 500         (check_symbols): Remove the error that support for
 501         entity with deferred type parameter is not yet implemented.
 502         (resolve_fl_derived): The same.
 503         match.c (alloc_opt_list): Allow MOLD for deferred length object.
 504         * trans-decl.c (gfc_get_symbol_decl): For deferred character
 505         length dummies, generate a local variable for string length.
 506         (create_function_arglist): Hidden length can be a pointer.
 507         (gfc_trans_deferred_vars): For deferred character length
 508         results and dummies, assign the string length to the local
 509         variable from the hidden argument on entry and the other way
 510         round on exit, as appropriate.
 511
 512 2011-01-27  Tobias Burnus  <burnus@net-b.de>
 513
 514         PR fortran/47474
 515         * trans-decl.c (gfc_generate_function_code): Fix init
 516         of allocatable result variable with allocatable components.
 517
 518 2011-01-27  Tobias Burnus  <burnus@net-b.de>
 519
 520         PR fortran/47472
 521         * options.c (gfc_handle_module_path_options): Save
 522         module path without trailing slash as include path.
 523
 524 2011-01-25  Tobias Burnus  <burnus@net-b.de>
 525
 526         PR fortran/47448
 527         * interface.c (gfc_check_operator_interface): Fix
 528         defined-assignment check.
 529
 530 2011-01-23  Tobias Burnus  <burnus@net-b.de>
 531
 532         PR fortran/47421
 533         * trans-decl.c (gfc_trans_deferred_vars): Do not nullify
 534         scalar allocatable dummy arguments.
 535
 536 2011-01-22  Thomas Koenig  <tkoenig@gcc.gnu.org>
 537
 538         PR fortran/38536
 539         * resolve.c (gfc_iso_c_func_interface):  For C_LOC,
 540         check for array sections followed by component references
 541         which are illegal.  Also check for coindexed arguments.
 542
 543 2011-01-22  Tobias Burnus  <burnus@net-b.de>
 544
 545         PR fortran/47399
 546         * primary.c (gfc_match_varspec): Relax gcc_assert to allow for
 547         PARAMETER TBP.
 548
 549 2011-01-21  Tobias Burnus  <burnus@net-b.de>
 550
 551         PR fortran/47394
 552         * error.c (gfc_error_now, gfc_fatal_error, gfc_error_check):
 553         Use defined instead of magic number exit status codes.
 554         * scanner.c (include_line, gfc_new_file): Ditto.
 555
 556 2011-01-21  Tobias Burnus  <burnus@net-b.de>
 557
 558         PR fortran/47377
 559         * expr.c (gfc_check_pointer_assign): Reject expr data-targets
 560         without pointer attribute.
 561
 562 2011-01-18  Janus Weil  <janus@gcc.gnu.org>
 563
 564         PR fortran/47240
 565         * resolve.c (expression_rank): Fix rank of procedure poiner components.
 566         * trans-expr.c (gfc_conv_procedure_call): Take care of procedure
 567         pointer components as actual arguments.
 568
 569 2011-01-17  Jakub Jelinek  <jakub@redhat.com>
 570
 571         PR fortran/47331
 572         * gfortran.h (struct gfc_omp_saved_state): New type.
 573         (gfc_omp_save_and_clear_state, gfc_omp_restore_state): New prototypes.
 574         * resolve.c (resolve_global_procedure): Call it around gfc_resolve
 575         call.
 576         * openmp.c (gfc_omp_save_and_clear_state, gfc_omp_restore_state): New
 577         functions.
 578
 579 2011-01-17  Tobias Burnus  <burnus@net-b.de>
 580
 581         PR fortran/47327
 582         * invoke.texi (Options to request or suppress errors
 583         and warnings): Fix cross link.
 584
 585 2011-01-15  Tobias Burnus  <burnus@net-b.de>
 586
 587         * gfortran.texi: Update Fortran 2003 Status section.
 588
 589         PR fortran/47177
 590         * invoke.texi: Add missing "-E" to the -dM example.
 591
 592 2011-01-13  Tobias Burnus  <burnus@net-b.de>
 593
 594         PR fortran/47268
 595         * intrinsic.texi (get_command_argument, get_environment_variable):
 596         Mark arguments as optional in the Arguments section.
 597
 598 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
 599             Tobias Burnus  <burnus@net-b.de>
 600
 601         PR fortran/47260
 602         * trans-decl.c (gfc_get_extern_function_decl,
 603         build_function_decl): Set TREE_PUBLIC/TREE_EXTERNAL before
 604         calling decl_attributes.
 605
 606 2011-01-13  Tobias Burnus  <burnus@net-b.de>
 607             Mikael Morin  <mikael@gcc.gnu.org>
 608
 609         PR fortran/45848
 610         PR fortran/47204
 611         * gfortran.h (gfc_code): Move union ext's case_list into
 612         the struct block.
 613         * dump-parse-tree.c (show_code_node): Adapt by prefixing case_list
 614         by "block.".
 615         * frontend-passes.c (gfc_code_walker): Ditto.
 616         * match.c (gfc_match_goto, gfc_match_call, gfc_match_case,
 617         gfc_match_type_is, gfc_match_class_is): Ditto.
 618         * resolve.c (resolve_select, resolve_select_type): Ditto.
 619         * st.c (gfc_free_statement): Ditto.
 620         * trans-stmt.c (gfc_trans_integer_select, gfc_trans_logical_select,
 621         gfc_trans_character_select): Ditto.
 622         * parse.c (resolve_all_program_units): For error recovery, avoid
 623         segfault is proc_name is NULL.
 624
 625 2011-01-11  Paul Thomas  <pault@gcc.gnu.org>
 626
 627         PR fortran/47051
 628         * trans-array.c (gfc_alloc_allocatable_for_assignment): Change
 629         to be standard compliant by testing for shape rather than size
 630         before skipping reallocation. Improve comments.
 631
 632 2011-01-09  Janus Weil  <janus@gcc.gnu.org>
 633
 634         PR fortran/47224
 635         * resolve.c (resolve_actual_arglist): Remove unneeded and buggy piece
 636         of code.
 637
 638 2011-01-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
 639
 640         PR fortran/38536
 641         * resolve.c (is_scalar_expr_ptr):  For a substring reference,
 642         use gfc_dep_compare_expr to compare start and end expession.
 643         Add FIXME for using gfc_deb_compare_expr elsewhere.
 644
 645 2011-01-09  Janus Weil  <janus@gcc.gnu.org>
 646
 647         PR fortran/46313
 648         * class.c (get_unique_type_string): Make type name start with upper
 649         case letter.
 650
 651 2011-01-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
 652
 653         PR fortran/46405
 654         * invoke.texi:  Mention -ffree-line-length-none and
 655         -ffixed-line-length-none for preprocessing.
 656
 657 2011-01-08  Paul Thomas  <pault@gcc.gnu.org>
 658
 659         PR fortran/46896
 660         * trans-expr.c (gfc_conv_procedure_call): With a non-copying
 661         procedure argument (eg TRANSPOSE) use a temporary if there is
 662         any chance of aliasing due to host or use association.
 663         (arrayfunc_assign_needs_temporary): Correct logic for function
 664         results and do not use a temporary for implicitly PURE
 665         variables.  Use a temporary for Cray pointees.
 666         * symbol.c (gfc_add_save): Explicit SAVE not compatible with
 667         implicit pureness of containing procedure.
 668         * decl.c (match_old_style_init, gfc_match_data): Where decl
 669         would fail in PURE procedure, set implicit_pure to zero.
 670         * gfortran.h : Add implicit_pure to structure symbol_attr and
 671         add prototype for function gfc_implicit_pure.
 672         * expr.c (gfc_check_pointer_assign, gfc_check_vardef_context):
 673         Where decl would fail in PURE procedure, reset implicit_pure.
 674         * io.c (match_vtag, gfc_match_open, gfc_match_close,
 675         gfc_match_print, gfc_match_inquire, gfc_match_wait): The same.
 676         * match.c (gfc_match_critical, gfc_match_stopcode,
 677         sync_statement, gfc_match_allocate, gfc_match_deallocate): The
 678         same.
 679         * parse.c (decode_omp_directive): The same.
 680         (parse_contained): If not PURE, set implicit pure attribute.
 681         * resolve.c (resolve_formal_arglist, resolve_structure_cons,
 682         resolve_function, resolve_ordinary_assign) : The same.
 683         (gfc_implicit_pure): New function.
 684         * module.c (mio_symbol_attribute): Introduce AB_IMPLICIT_PURE
 685         to ab_attribute enum and use it in this function.
 686
 687 2011-01-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
 688
 689         PR fortran/45777
 690         * symbol.c (gfc_symbols_could_alias):  Strip gfc_ prefix,
 691         make static and move in front of its only caller, to ...
 692         * trans-array.c (symbols_could_alias): ... here.
 693         Pass information about pointer and target status as
 694         arguments.  Allocatable arrays don't alias anything
 695         unless they have the POINTER attribute.
 696         (gfc_could_be_alias):  Keep track of pointer and target
 697         status when following references.  Also check if typespecs
 698         of components match those of other components or symbols.
 699
 700 2011-01-07  Tobias Burnus  <burnus@net-b.de>
 701
 702         PR fortran/41580
 703         * class.c (gfc_build_class_symbol): Mark __vtab as attr.vtab.
 704         * intrinsic.c (add_functions): Use simplify functions for
 705         EXTENDS_TYPE_OF and SAME_TYPE_AS.
 706         * intrinsic.h (gfc_simplify_extends_type_of,
 707         gfc_simplify_same_type_as): New prototypes.
 708         * simplify.c (is_last_ref_vtab, gfc_simplify_extends_type_of,
 709         gfc_simplify_same_type_as): New functions.
 710
 711 2011-01-07  Janus Weil  <janus@gcc.gnu.org>
 712
 713         PR fortran/47189
 714         PR fortran/47194
 715         * gfortran.h (gfc_lval_expr_from_sym): Moved prototype.
 716         * class.c (gfc_class_null_initializer): Initialize _vptr to declared
 717         type.
 718         * expr.c (gfc_lval_expr_from_sym): Moved here from symbol.c.
 719         * resolve.c (resolve_deallocate_expr): _data component will be added
 720         at translation stage.
 721         * symbol.c (gfc_lval_expr_from_sym): Moved to expr.c.
 722         * trans-stmt.c (gfc_trans_deallocate): Reset _vptr to declared type.
 723
 724 2011-01-06  Daniel Franke  <franke.daniel@gmail.com>
 725
 726         PR fortran/33117
 727         PR fortran/46478
 728         * parse.c (parse_interface): Remove check for procedure types.
 729         * interface.c (check_interface0): Verify that procedures are
 730         either all SUBROUTINEs or all FUNCTIONs.
 731
 732 2011-01-05  Janus Weil  <janus@gcc.gnu.org>
 733
 734         PR fortran/47180
 735         * trans-expr.c (gfc_trans_class_assign): Bugfix for r168524 (make sure
 736         'vtab' is initialized).
 737
 738 2011-01-05  Janus Weil  <janus@gcc.gnu.org>
 739
 740         PR fortran/47180
 741         * trans-expr.c (gfc_trans_class_assign): For a polymorphic NULL pointer
 742         assignment, set the _vptr component to the declared type.
 743
 744 2011-01-05  Thomas Koenig  <tkoenig@gcc.gnu.org>
 745
 746         PR fortran/46017
 747         * resolve.c (resolve_allocate_deallocate): Follow references to
 748         check for duplicate occurence of allocation/deallocation objects.
 749
 750 2011-01-05  Janus Weil  <janus@gcc.gnu.org>
 751
 752         PR fortran/47024
 753         * trans-decl.c (gfc_trans_deferred_vars): Initialize the _vpr component
 754         of polymorphic allocatables according to their declared type.
 755
 756 2011-01-04  Janus Weil  <janus@gcc.gnu.org>
 757
 758         PR fortran/46448
 759         * class.c (gfc_find_derived_vtab): Set the module field for the copying
 760         routine to make sure it receives module name mangling.
 761
 762 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
 763
 764         * gfortranspec.c (lang_specific_driver): Update copyright notice
 765         dates.
 766
 767 2011-01-03  Janus Weil  <janus@gcc.gnu.org>
 768
 769         * intrinsic.texi (LEADZ): Fix example.
 770
 771 2011-01-02  Janus Weil  <janus@gcc.gnu.org>
 772
 773         PR fortran/46408
 774         * class.c (gfc_find_derived_vtab): Use EXEC_INIT_ASSIGN for __copy_
 775         routine.
 776
 777 \f
 778 Copyright (C) 2011 Free Software Foundation, Inc.
 779
 780 Copying and distribution of this file, with or without modification,
 781 are permitted in any medium without royalty provided the copyright
 782 notice and this notice are preserved.