gcc/fortran/ChangeLog

   1 2012-04-16  Tobias Burnus  <burnus@net-b.de>
   2
   3         PR fortran/52864
   4         * expr.c (gfc_check_vardef_context): Fix assignment check for
   5         pointer components.
   6
   7 2012-04-16  Janus Weil  <janus@gcc.gnu.org>
   8
   9         PR fortran/52968
  10         * class.c (gfc_build_class_symbol): Make sure the 'f2k_derived'
  11         namespace is present.
  12
  13 2012-04-15  Janus Weil  <janus@gcc.gnu.org>
  14
  15         PR fortran/51082
  16         * trans-expr.c (gfc_conv_expr_reference): Check if the expression is a
  17         simple function call (or a more involved PPC reference).
  18
  19 2012-04-15  Tobias Burnus  <burnus@net-b.de>
  20
  21         PR fortran/52916
  22         PR fortran/40973
  23         * gfortran.h (symbol_attribute): Add public_used.
  24         * interface.c (check_sym_interfaces, check_uop_interfaces,
  25         gfc_check_interfaces): Set it.
  26         * resolve.c (resolve_typebound_procedure): Ditto.
  27         * trans-decl.c (build_function_decl): Use it.
  28
  29 2012-04-11  Tobias Burnus  <burnus@net-b.de>
  30
  31         PR fortran/52729
  32         * resolve.c (resolve_symbol): Fix searching for parent NS decl.
  33
  34 2012-04-08  Tobias Burnus  <burnus@net-b.de>
  35
  36         PR fortran/52751
  37         * trans-decl.c (gfc_finish_var_decl): Don't set TREE_PUBLIC
  38         for PRIVATE module variables without C-binding label.
  39
  40         PR fortran/40973
  41         * trans-decl.c (build_function_decl): Ditto for procedures.
  42
  43 2012-04-07  Thomas Koenig  <tkoenig@gcc.gnu.org>
  44
  45         PR fortran/52893
  46         * frontend-passes.c:  Keep track of wether we are in an implicit
  47         DO loop; do not do function elimination if we are.
  48
  49 2012-04-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
  50
  51         PR fortran/52668
  52         * module.c:  Only mark symbols as use_only if they have been
  53         imported via an only list.
  54
  55 2012-03-28  Paul Thomas  <pault@gcc.gnu.org>
  56         Tobias Burnus  <burnus@gcc.gnu.org>
  57
  58         PR fortran/52652
  59         * match.c (gfc_match_allocate, gfc_match_deallocate): Change
  60         "not.. or" to "neither.. nor".
  61         * parse.c (decode_specification_statement): Correct error in
  62         chpice of matching function for "allocatable".
  63
  64 2012-03-23  Janne Blomqvist  <jb@gcc.gnu.org>
  65
  66         * gfortran.h (GFC_MAX_LINE): Remove unused macro.
  67
  68 2012-03-19  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  69
  70         PR fortran/52559
  71         * error.c (gfc_widechar_display_length): Consider tabs as
  72         one character wide, as they're displayed as spaces.
  73         (show_locus): Move tab handling to...
  74         (print_wide_char_into_buffer): ... here.
  75
  76 2012-03-17  Tobias Burnus  <burnus@net-b.de>
  77
  78         PR fortran/52585
  79         * trans-intrinsic.c (gfc_conv_associated): Fix handling of
  80         procpointer dummy arguments.
  81
  82 2012-03-16  Janne Blomqvist  <jb@gcc.gnu.org>
  83
  84         * trans-intrinsic.c (build_round_expr): Don't use BUILT_IN_IROUND
  85         for __float128.
  86
  87 2012-03-15  Janne Blomqvist  <jb@gcc.gnu.org>
  88
  89         * f95-lang.c (gfc_init_builtin_functions): Initialize
  90         BUILT_IN_IROUND.
  91         * mathbuiltins.def: Add IROUND.
  92         * trans-intrinsic.c (build_round_expr): Use BUILT_IN_IROUND if
  93         type size matches.
  94         (gfc_build_intrinsic_lib_fndecls): Build iround functions.
  95
  96 2012-03-12  Richard Guenther  <rguenther@suse.de>
  97
  98         * f95-lang.c (builtin_type_for_size): Use gfc_type_for_size.
  99
 100 2012-03-12  Tobias Burnus  <burnus@net-b.de>
 101
 102         PR fortran/52542
 103         * decl.c (match_procedure_decl): If the interface
 104         is bind(C), the procedure is as well.
 105
 106 2012-03-10  Steven Bosscher  <steven@gcc.gnu.org>
 107
 108         * convert.c (convert): Fold BOOLEAN_TYPE types to the proper variant.
 109
 110 2012-03-09  Steven Bosscher  <steven@gcc.gnu.org>
 111
 112         * Make-lang.in (convert.o): Depend on convert.h.
 113         * convert.c: Header and comment cleanups.
 114         (gfc_thruthvalue_conversion): Rename static function
 115         to truthvalue_conversion.  Do not use 'internal_error' from here,
 116         use 'gcc_unreachable' instead.
 117         (convert): Do not use 'error' for conversions to void, use
 118         'gcc_unreachable' instead.  Likewise for conversions to non-scalar
 119         types.  Do not hanlde ENUMERAL_TYPE, the front end never creates them.
 120         Clean up #if 0 code.
 121
 122 2012-03-08  Tobias Burnus  <burnus@net-b.de>
 123
 124         PR fortran/52469
 125         * trans-types.c (gfc_get_function_type): Handle backend_decl
 126         of a procedure pointer.
 127
 128 2012-03-06  Steven Bosscher  <steven@gcc.gnu.org>
 129
 130         * f95-lang.c (yyerror, yylex): Remove.
 131         (clear_binding_stack): Remove, fold into its only user.
 132         (LANG_HOOKS_PRINT_IDENTIFIER): Do not re-define.
 133         (ridpointers): Remove.
 134         (gfc_eh_initialized_p): Make static.
 135         (gfc_truthvalue_conversion): Move to convert.c.
 136         (gfc_be_parse_file): Clear binding level stack when done.
 137         (gfc_print_identifier): Remove.
 138         (pushlevel): Remove ignored 'ignore' argument.  Update all callers.
 139         (poplevel): Remove unused 'reverse' argument.  Update all callers.
 140         (ggc_p): Remove.
 141         (gfc_builtin_function): Make static. Do not attempt to make RTL for
 142         builtin functions.
 143         * convert.c (gfc_truthvalue_conversion): Moved here from f95-lang.c,
 144         and made static.
 145         * trans.h (pushlevel, poplevel): Adjust prototypes.
 146         (gfc_truthvalue_conversion, gfc_builtin_function): Remove prototypes.
 147         * trans-openmp.c: Update calls to pushlevel and poplevel.
 148         * trans.c: Likewise.
 149         * trans-decl.c: Likewise.
 150
 151 2012-03-04  Mikael Morin  <mikael@gcc.gnu.org>
 152
 153         PR fortran/50981
 154         * gfortran.h (gfc_is_class_container_ref): New prototype.
 155         * class.c (gfc_is_class_container_ref): New function.
 156         * trans-expr.c (gfc_conv_procedure_call): Add a "_data" component
 157         reference to polymorphic actual arguments.
 158
 159 2012-03-04  Mikael Morin  <mikael@gcc.gnu.org>
 160
 161         PR fortran/50981
 162         * trans-expr.c (gfc_conv_procedure_call): Save se->ss's value.
 163         Handle the case of unallocated arrays passed to elemental procedures.
 164
 165 2012-03-04  Mikael Morin  <mikael@gcc.gnu.org>
 166
 167         * trans.h (struct gfc_ss_info): Move can_be_null_ref component from
 168         the data::scalar subcomponent to the toplevel.
 169         * trans-expr.c (gfc_conv_expr): Update component reference.
 170         * trans-array.c (gfc_add_loop_ss_code): Ditto.
 171         (gfc_walk_elemental_function_args): Ditto.  Move the conditional setting
 172         the field out of the scalar-only block.
 173
 174 2012-03-04  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 175
 176         PR fortran/36160
 177         * error.c (gfc_widechar_display_length, gfc_wide_display_length):
 178         New functions.
 179         (print_wide_char_into_buffer): Return length written.
 180         (show_locus): Fix locus displayed when wide characters are present.
 181
 182 2012-03-04  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 183
 184         * module.c (gfc_use_module): Improve error message some more.
 185
 186 2012-03-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 187
 188         PR fortran/52313
 189         * module.c (gfc_use_module): Improve error messages.
 190
 191 2012-03-03  Tobias Burnus  <burnus@net-b.de>
 192
 193         PR fortran/48820
 194         * resolve.c (resolve_actual_arglist): Properly reset
 195         assumed_type_expr_allowed.
 196
 197 2012-03-03  Tobias Burnus  <burnus@net-b.de>
 198
 199         * lang.opt (Wc-binding-type): New flag.
 200         * options.c (gfc_init_options, gfc_handle_option): Handle it.
 201         * invoke.texi (Wc-binding-type): Document it.
 202         * gfortran.h (gfc_option_t): Add warn_c_binding_type.
 203         * decl.c (verify_bind_c_sym): Handle -Wc-binding-type.
 204         * symbol.c (gfc_set_default_type, verify_bind_c_derived_type):
 205         Ditto.
 206
 207 2012-03-03  Tobias Burnus  <burnus@net-b.de>
 208
 209         PR fortran/48820
 210         * decl.c (gfc_match_decl_type_spec): Support type(*).
 211         (gfc_verify_c_interop): Allow type(*).
 212         * dump-parse-tree.c (show_typespec): Handle type(*).
 213         * expr.c (gfc_copy_expr): Ditto.
 214         * interface.c (compare_type_rank, compare_parameter,
 215         compare_actual_formal, gfc_procedure_use): Ditto.
 216         * libgfortran.h (bt): Add BT_ASSUMED.
 217         * misc.c (gfc_basic_typename, gfc_typename): Handle type(*).
 218         * module.c (bt_types): Ditto.
 219         * resolve.c (assumed_type_expr_allowed): New static variable.
 220         (resolve_actual_arglist, resolve_variable, resolve_symbol):
 221         Handle type(*).
 222         * trans-expr.c (gfc_conv_procedure_call): Ditto.
 223         * trans-types.c (gfc_typenode_for_spec, gfc_get_dtype): Ditto.
 224
 225 2012-03-02  Tobias Burnus  <burnus@net-b.de>
 226
 227         PR fortran/52325
 228         * primary.c (gfc_match_varspec): Add missing ;.
 229
 230 2012-03-02  Tobias Burnus  <burnus@net-b.de>
 231
 232         PR fortran/52325
 233         * primary.c (gfc_match_varspec): Add diagnostic for % with
 234         nonderived types.
 235
 236 2012-03-02  Tobias Burnus  <burnus@net-b.de>
 237
 238         PR fortran/52270
 239         * expr.c (gfc_check_vardef_context): Fix check for
 240         intent-in polymorphic pointer .
 241         * interface.c (compare_parameter): Allow passing TYPE to
 242         intent-in polymorphic pointer.
 243
 244 2012-03-02  Tobias Burnus  <burnus@net-b.de>
 245
 246         PR fortran/52452
 247         * resolve.c (resolve_intrinsic): Don't search for a
 248         function if we know that it is a subroutine.
 249
 250 2012-02-29  Paul Thomas  <pault@gcc.gnu.org>
 251
 252         PR fortran/52386
 253         * trans-expr.c (fcncall_realloc_result): Dereference the
 254         descriptor if needed.
 255
 256 2012-02-22  Tobias Burnus  <burnus@net-b.de>
 257
 258         PR fortran/52335
 259         * io.c (gfc_match_open): Remove bogus F2003 DELIM= check.
 260
 261 2012-02-18  Tobias Burnus  <burnus@net-b.de>
 262
 263         PR fortran/52295
 264         * interface.c (check_interface0): Internal procs in
 265         generic interfaces are allowed in Fortran 2008.
 266
 267 2012-02-17  Tobias Burnus  <burnus@net-b.de>
 268             Roland Stigge  <stigge@antcom.de>
 269
 270         PR translation/52273
 271         * interface.c (compare_actual_formal): Fix typo "at at".
 272
 273 2012-02-17  Tobias Burnus  <burnus@net-b.de>
 274
 275         * gfortran.texi (Q exponent-letter): Fix grammar.
 276
 277 2012-02-17  Tobias Burnus  <burnus@net-b.de>
 278
 279         * gfortran.texi (Status): Fix typos.
 280         * invoke.texi (ffixed-form, fstack-arrays): Spell Fortran with
 281         a majuscule.
 282
 283 2012-02-17  Tobias Burnus  <burnus@net-b.de>
 284             Roland Stigge  <stigge@antcom.de>
 285
 286         PR translation/52232
 287         PR translation/52234
 288         PR translation/52245
 289         PR translation/52246
 290         PR translation/52262
 291         PR translation/52273
 292         * io.c (gfc_match_open): Fix typo.
 293         * interface.c (compare_actual_formal): Ditto.
 294         * lang.opt (freal-4-real-8, freal-4-real-16, freal-8-real-16): Ditto.
 295         * match.c (alloc_opt_list, gfc_match_nullify): Ditto.
 296         * check.c (gfc_check_associated, gfc_check_null): Ditto.
 297
 298 2012-02-12  Mikael Morin  <mikael@gcc.gnu.org>
 299
 300         PR fortran/50981
 301         * trans-stmt.c (gfc_get_proc_ifc_for_call): New function.
 302         (gfc_trans_call): Use gfc_get_proc_ifc_for_call.
 303
 304 2012-02-12  Mikael Morin  <mikael@gcc.gnu.org>
 305
 306         * trans-array.c (gfc_walk_elemental_function_args,
 307         gfc_walk_function_expr): Move call to gfc_get_proc_ifc_for_expr out
 308         of gfc_walk_elemental_function_args.
 309         * trans-stmt.c (gfc_trans_call): Ditto.
 310         * trans-array.h (gfc_get_proc_ifc_for_expr): New prototype.
 311         (gfc_walk_elemental_function_args): Update prototype.
 312
 313 2012-02-12  Mikael Morin  <mikael@gcc.gnu.org>
 314
 315         * trans-array.c (gfc_get_proc_ifc_for_expr): New function.
 316         (gfc_walk_elemental_function_args): Move code to
 317         gfc_get_proc_ifc_for_expr and call it.
 318
 319 2012-02-08  Tobias Burnus  <burnus@net-b.de>
 320
 321         PR fortran/52151
 322         * trans-expr.c (fcncall_realloc_result): Set also the stride.
 323
 324 2012-02-07  Tobias Burnus  <burnus@net-b.de>
 325
 326         PR fortran/51514
 327         * trans-expr.c (gfc_conv_procedure_call): Add _data component
 328         for calls of scalar CLASS actuals to TYPE dummies.
 329
 330 2012-02-05  Thomas König  <tkoenig@gcc.gnu.org>
 331
 332         PR fortran/48847
 333         * trans-decl.c:  Warn about unused dummy procedure arguments
 334         if -Wunused-dummy-argument is specified.  Suppress middle-end
 335         warnings about procedure arguments.
 336
 337 2012-02-05  Paul Thomas  <pault@gcc.gnu.org>
 338
 339         * trans-array.c (gfc_array_allocate): Zero memory for all class
 340         array allocations.
 341         * trans-stmt.c (gfc_trans_allocate): Ditto for class scalars.
 342
 343         PR fortran/52102
 344         * trans-stmt.c (gfc_trans_allocate): Before correcting a class
 345         array reference, ensure that 'dataref' points to the _data
 346         component that is followed by the array reference..
 347
 348 2012-02-02  Mikael Morin  <mikael@gcc.gnu.org>
 349
 350         PR fortran/41587
 351         PR fortran/46356
 352         PR fortran/51754
 353         PR fortran/50981
 354         * class.c (insert_component_ref, class_data_ref_missing,
 355         gfc_fix_class_refs): New functions.
 356         * gfortran.h (gfc_fix_class_refs): New prototype.
 357         * trans-expr.c (gfc_conv_expr): Remove special case handling and call
 358         gfc_fix_class_refs instead.
 359
 360 2012-02-02  Paul Thomas  <pault@gcc.gnu.org>
 361
 362         PR fortran/52012
 363         * trans-expr.c (fcncall_realloc_result): If variable shape is
 364         correct, retain the bounds, whatever they are.
 365
 366 2012-02-02  Tobias Burnus  <burnus@net-b.de>
 367
 368         PR fortran/52093
 369         * simplify.c (gfc_simplify_size): Handle INTRINSIC_PARENTHESES.
 370
 371 2012-02-01  Thomas König  <tkoenig@gcc.gnu.org>
 372
 373         PR fortran/51958
 374         * frontend-passes.c (convert_elseif):  New function.
 375         (optimize_namespace):  Call it.
 376
 377 2012-02-01  Tobias Burnus  <burnus@net-b.de>
 378
 379         PR fortran/52024
 380         * module.c (MOD_VERSION): Bump.
 381         (mio_typebound_proc): Read/write is_operator from/to the
 382         .mod file.
 383
 384 2012-02-01  Tobias Burnus  <burnus@net-b.de>
 385
 386         PR fortran/52059
 387         * trans-expr.c (gfc_conv_procedure_call): Add array ref
 388         only to variables.
 389
 390 2012-01-31  Tobias Burnus  <burnus@net-b.de>
 391
 392         PR fortran/52024
 393         * gfortran.h (gfc_tbp_generic): Store whether the
 394         generic is an operator.
 395         * decl.c (gfc_match_generic): Set that flag.
 396         * resolve.c (check_generic_tbp_ambiguity): Use it in the
 397         gfc_compare_interfaces check.
 398
 399 2012-01-31  Tobias Burnus  <burnus@net-b.de>
 400
 401         PR fortran/52029
 402         * class.c (gfc_find_derived_vtab): Mark _copy function as pure.
 403
 404 2012-01-31  Tobias Burnus  <burnus@net-b.de>
 405
 406         PR fortran/52013
 407         * class.c (get_unique_hashed_string): Adapt trim length.
 408         (gfc_build_class_symbol) Encode also corank in the container name.
 409
 410 2012-01-31  Paul Thomas  <pault@gcc.gnu.org>
 411
 412         PR fortran/52012
 413         * trans-expr.c (fcncall_realloc_result): Correct calculation of
 414         result offset.
 415
 416 2012-01-29  Janne Blomqvist  <jb@gcc.gnu.org>
 417
 418         * module.c (pointer_info): Make true_name and module pointers
 419         rather than arrays, order pointers before other fields.
 420         (free_pi_tree): free true_name and module as well.
 421         (mio_read_string): Rename to read_string.
 422         (mio_write_string): Remove.
 423         (load_commons): Use read_string.
 424         (read_module): Use read_string rather than mio_internal_string.
 425         (write_blank_common): Call write_atom directly.
 426         (write_symbol): Likewise.
 427
 428 2012-01-29  Tobias Burnus  <burnus@net-b.de>
 429
 430         PR fortran/41600
 431         * expr.c (gfc_default_initializer): Convert the values if
 432         the type does not match.
 433
 434 2012-01-29  Tobias Burnus  <burnus@net-b.de>
 435
 436         PR fortran/51972
 437         * trans-array.c (structure_alloc_comps): Fix assignment of
 438         polymorphic components (polymorphic deep copying).
 439
 440 2012-01-29  Janne Blomqvist  <jb@gcc.gnu.org>
 441
 442         PR fortran/51808
 443         * decl.c (set_binding_label): Make binding_label argument const.
 444         (curr_binding_label): Constify.
 445         * gfortran.h (gfc_symbol): Constify binding_label.
 446         (gfc_common_head): Likewise.
 447         (get_iso_c_sym): Likewise.
 448         * match.c (gfc_match_name_C): Constify buffer argument.
 449         * match.h (gfc_match_name_C): Likewise.
 450         * resolve.c (set_name_and_label): Constify binding_label argument.
 451         (gfc_iso_c_sub_interface): Constify binding_label variable.
 452         * symbol.c (get_iso_c_sym): Constify binding_label argument.
 453
 454 2012-01-29  Janne Blomqvist  <jb@gcc.gnu.org>
 455
 456         PR fortran/51808
 457         * decl.c (set_binding_label): Move prototype from match.h to here.
 458         (curr_binding_label): Make a pointer rather than static array.
 459         (build_sym): Check sym->binding_label pointer rather than array,
 460         update set_binding_label call, handle curr_binding_label changes.
 461         (set_binding_label): Handle new curr_binding_label, dest_label
 462         double ptr, and sym->binding_label.
 463         (verify_bind_c_sym): Handle sym->binding_label being a pointer.
 464         (set_verify_bind_c_sym): Check sym->binding_label pointer rather
 465         than array, update set_binding_label call.
 466         (gfc_match_bind_c_stmt): Handle curr_binding_label change.
 467         (match_procedure_decl): Update set_binding_label call.
 468         (gfc_match_bind_c): Change binding_label to pointer, update
 469         gfc_match_name_C call.
 470         * gfortran.h (GFC_MAX_BINDING_LABEL_LEN): Remove macro.
 471         (gfc_symbol): Make binding_label a pointer.
 472         (gfc_common_head): Likewise.
 473         * match.c (gfc_match_name_C): Heap allocate bind(C) name.
 474         * match.h (gfc_match_name_C): Change prototype argument.
 475         (set_binding_label): Move prototype to decl.c.
 476         * module.c (struct pointer_info): Make binding_label a pointer.
 477         (free_pi_tree): Free unused binding_label.
 478         (mio_read_string): New function.
 479         (mio_write_string): New function.
 480         (load_commons): Redo reading of binding_label.
 481         (read_module): Likewise.
 482         (write_common_0): Change to write empty string instead of name if
 483         no binding_label.
 484         (write_blank_common): Write empty string for binding label.
 485         (write_symbol): Change to write empty string instead of name if no
 486         binding_label.
 487         * resolve.c (gfc_iso_c_func_interface): Don't set binding_label.
 488         (set_name_and_label): Make binding_label double pointer, use
 489         asprintf.
 490         (gfc_iso_c_sub_interface): Make binding_label a pointer.
 491         (resolve_bind_c_comms): Handle cases if
 492         gfc_common_head->binding_label is NULL.
 493         (gfc_verify_binding_labels): sym->binding_label is a pointer.
 494         * symbol.c (gfc_new_symbol): Rely on XCNEW zero init for
 495         binding_label.
 496         (gen_special_c_interop_ptr): Don't set binding label.
 497         (generate_isocbinding_symbol): Insert binding_label into symbol
 498         table.
 499         (get_iso_c_sym): Use pointer assignment instead of strcpy.
 500         * trans-common.c (gfc_sym_mangled_common_id): Handle
 501         com->binding_label being a pointer.
 502         * trans-decl.c (gfc_sym_mangled_identifier): Handle
 503         sym->binding_label being a pointer.
 504         (gfc_sym_mangled_function_id): Likewise.
 505
 506 2012-01-29  Tobias Burnus  <burnus@net-b.de>
 507
 508         PR fortran/52038
 509         * resolve.c (symbol_as): Remove unused, accidentally
 510         added function.
 511
 512 2012-01-28  Tobias Burnus  <burnus@net-b.de>
 513
 514         PR fortran/51972
 515         * trans-stmt.c (gfc_trans_allocate): Properly check whether
 516         we have a BT_CLASS which needs to be memset.
 517
 518 2012-01-27  Tobias Burnus  <burnus@net-b.de>
 519
 520         PR fortran/52022
 521         * trans-expr.c (gfc_conv_procedure_call): Fix passing
 522         of functions, which return allocatables.
 523
 524 2012-01-27  Tobias Burnus  <burnus@net-b.de>
 525
 526         PR fortran/52016
 527         * resolve.c (resolve_formal_arglist): Fix elemental
 528         constraint checks for polymorphic dummies also for
 529         pointers.
 530
 531 2012-01-27  Tobias Burnus  <burnus@net-b.de>
 532
 533         PR fortran/51970
 534         PR fortran/51977
 535         * primary.c (gfc_match_varspec. gfc_match_rvalue): Set
 536         handle array spec for BT_CLASS.
 537         * expr.c (gfc_get_variable_expr, gfc_lval_expr_from_sym)
 538         * frontend-passes.c (create_var): Ditto.
 539         * resolve.c (resolve_actual_arglist, resolve_assoc_var): Ditto.
 540         * trans-decl.c (gfc_trans_deferred_vars): Use class_pointer
 541         instead of attr.pointer.
 542         (gfc_generate_function_code): Use CLASS_DATA (sym) for BT_CLASS.
 543         * trans-intrinsic.c (conv_intrinsic_move_alloc): Move assert.
 544         * trans-stmt.c (trans_associate_var): Ask for the descriptor.
 545
 546 2012-01-27  Tobias Burnus  <burnus@net-b.de>
 547
 548         PR fortran/51953
 549         * match.c (gfc_match_allocate): Allow more than allocate
 550         object with SOURCE=.
 551
 552 2012-01-27  Tobias Burnus  <burnus@net-b.de>
 553
 554         PR fortran/52016
 555         * resolve.c (resolve_formal_arglist): Fix elemental
 556         constraint checks for polymorphic dummies.
 557
 558 2012-01-27  Paul Thomas  <pault@gcc.gnu.org>
 559             Tobias Burnus <burnus@gcc.gnu.org>
 560
 561         PR fortran/48705
 562         PR fortran/51870
 563         PR fortran/51943
 564         PR fortran/51946
 565         * trans-array.c (gfc_array_init_size): Add two extra arguments
 566         to convey the dynamic element size of a calls object and to
 567         return the number of elements that have been allocated.
 568         (gfc_array_allocate): Add the same arguments and use them to
 569         call gfc_array_init_size.  Before the allocation dereference
 570         the data pointer, if necessary. Set the allocated array to zero
 571         if the class element size or expr3 are non-null.
 572         * trans-expr.c (gfc_conv_class_to_class): Give this function
 573         global scope.
 574         (get_class_array_ref): New function.
 575         (gfc_copy_class_to_class): New function.
 576         * trans-array.h : Update prototype for gfc_array_allocate.
 577         * trans-stmt.c (gfc_trans_allocate): For non-variable class
 578         STATUS expressions extract the class object and the dynamic
 579         element size. Use the latter to call gfc_array_allocate and
 580         the former for setting the vptr and, via
 581         gfc_copy_class_to_clasfc_cs, to copy to the allocated data.
 582         * trans.h : Prototypes for gfc_get_class_array_ref,
 583         gfc_copy_class_to_class and gfc_conv_class_to_class.
 584
 585 2012-01-25  Tobias Burnus  <burnus@net-b.de>
 586
 587         * resolve.c (symbol_as): Check also for attr.class_ok.
 588
 589 2012-01-25  Tobias Burnus  <burnus@net-b.de>
 590
 591         PR fortran/51995
 592         * class.c (gfc_build_class_symbol): Fix invalid freeing
 593         issue with fclass->f2k_derived.
 594
 595 2012-01-25  Tobias Burnus  <burnus@net-b.de>
 596
 597         PR fortran/51995
 598         * class.c (gfc_build_class_symbol): Ensure that
 599         fclass->f2k_derived is set.
 600
 601 2012-01-25  Tobias Burnus  <burnus@net-b.de>
 602
 603         PR fortran/51966
 604         * resolve.c (resolve_structure_cons): Only create an
 605         array constructors for nonscalars.
 606
 607 2012-01-23  Tobias Burnus  <burnus@net-b.de>
 608
 609         PR fortran/51948
 610         * check.c (variable_check): Fix checking for
 611          variables and deeply nested BLOCKs.
 612
 613 2012-01-21  Tobias Burnus  <burnus@net-b.de>
 614             Steven G. Kargl  <kargl@gcc.gnu.org>
 615
 616         PR fortran/50556
 617         * symbol.c (check_conflict): namelist-group-name cannot have the SAVE
 618         attribute.
 619
 620 2012-01-21  Tobias Burnus  <burnus@net-b.de>
 621
 622         PR fortran/51913
 623         * interface.c (compare_parameter): Fix CLASS comparison.
 624
 625 2012-01-20  Tobias Burnus  <burnus@net-b.de>
 626             Janus Weil  <janus@gcc.gnu.org>
 627
 628         PR fortran/51056
 629         * module.c (load_needed, read_module): Don't mark __vtab etc.
 630         as use_only.
 631
 632 2012-01-19  Tobias Burnus  <burnus@net-b.de>
 633
 634         PR fortran/51904
 635         * expr.c (gfc_build_intrinsic_call): Also set the symtree.
 636
 637 2012-01-18  Paul Thomas  <pault@gcc.gnu.org>
 638
 639         PR fortran/51634
 640         * trans-expr.c (gfc_conv_procedure_call): Deallocate allocatable
 641         components of temporary class arguments.
 642
 643 2012-01-17  Tobias Burnus  <burnus@net-b.de>
 644             Janne Blomqvist  <jb@gcc.gnu.org>
 645
 646         PR fortran/51869
 647         * trans-expr.c (alloc_scalar_allocatable_for_assignment): Nullify
 648         LHS after allocation, if it has allocatable components.
 649         * f95-lang.c (gfc_init_builtin_functions): Add BUILT_IN_CALLOC.
 650
 651 2012-01-16  Mikael Morin  <mikael@gcc.gnu.org>
 652             Tobias Burnus  <burnus@net-b.de>
 653
 654         PR fortran/50981
 655         * trans-array.c (gfc_walk_elemental_function_args): Fix
 656         passing of deallocated allocatables/pointers as absent argument.
 657
 658 2012-01-16  Tobias Burnus  <burnus@net-b.de>
 659
 660         PR fortran/51809
 661         * class.c (gfc_find_derived_vtab): Mark __vtab and
 662         __def_init as FL_VARIABLE not as FL_PARAMETER.
 663         * expr.c (gfc_simplify_expr): Remove special
 664         handling of __vtab.
 665         * resolve.c (resolve_values): Ditto.
 666         * trans-decl.c (gfc_get_symbol_decl): Mark __vtab
 667         and __def_init as TREE_READONLY.
 668
 669 2012-01-16  Zydrunas Gimbutas  <gimbutas@cims.nyu.edu>
 670         Andreas Kloeckner  <kloeckner@cims.nyu.edu>
 671         Steven G. Kargl  <kargl@gcc.gnu.org>
 672
 673         PR fortran/48426
 674         * gfortran.h (gfc_option_t): Add members flag_*_kind to store kind.
 675         * lang.opt: Add options -freal-4-real-8, -freal-4-real-10,
 676         -freal-4-real-16, -freal-8-real-4, -freal-8-real-10, -freal-8-real-16
 677         and -finteger-4-integer-8. User-desired type conversion information.
 678         * decl.c (gfc_match_old_kind_spec,kind_expr): Type conversions
 679         in declaration parsing.
 680         * trans-types.c (gfc_init_kinds): User-specified type conversion
 681         checked for current backend.
 682         * primary.c (match_integer_constant,match_real_constant): Implement
 683         type conversion in constant parsing.
 684         * options.c (gfc_init_options,gfc_handle_option): Translate input
 685         options to flags in internal options data structure.
 686         * invoke.texi: Document new options.  Re-order options in Options
 687         summary section.
 688
 689 2012-01-16  Paul Thomas  <pault@gcc.gnu.org>
 690
 691         * trans-array.c (gfc_trans_create_temp_array): In the case of a
 692         class array temporary, detect a null 'eltype' on entry and use
 693         'initial' to provde the class reference and so, through the
 694         vtable, the element size for the dynamic type.
 695         * trans-stmt.c (gfc_conv_elemental_dependencies): For class
 696         expressions, set 'eltype' to null and pass the values via the
 697         'initial' expression.
 698
 699 2012-01-14  Tobias Burnus  <burnus@net-b.de>
 700
 701         PR fortran/51800
 702         * resolve.c (build_default_init_expr): Also initialize
 703         nonconstant-length strings with -finit-character=<n>.
 704
 705 2011-01-14  Tobias Burnus  <burnus@net-b.de>
 706
 707         PR fortran/51816
 708         * module.c (read_module): Don't make nonexisting
 709         intrinsic operators as found.
 710         (rename_list_remove_duplicate): New function.
 711         (gfc_use_modules): Use it.
 712
 713 2012-01-13  Paul Thomas  <pault@gcc.gnu.org>
 714
 715         PR fortran/48351
 716         * trans-array.c (structure_alloc_comps): Suppress interative
 717         call to self, when current component is deallocated using
 718         gfc_trans_dealloc_allocated.
 719         * class.c (gfc_build_class_symbol): Copy the 'alloc_comp'
 720         attribute from the declared type to the class structure.
 721
 722 2012-01-13  Tobias Burnus  <burnus@net-b.de>
 723
 724         PR fortran/51842
 725         * fortran/trans-types.c (gfc_init_kinds): Use PTRDIFF_TYPE
 726         instead of a signed int of size POINTER_SIZE for
 727         gfc_index_integer_kind.
 728
 729 2012-01-12  Tobias Burnus  <burnus@net-b.de>
 730
 731         PR fortran/36755
 732         * intrinsic.texi (CHMOD): Extend a bit and remove statement
 733         that /bin/chmod is called.
 734
 735 2012-01-10  Gerald Pfeifer  <gerald@pfeifer.com>
 736
 737         * gfortran.texi (Fortran 2003 Status): Fix grammar.
 738
 739 2012-01-10  Tobias Burnus  <burnus@net-b.de>
 740
 741         PR fortran/51652
 742         * resolve.c (resolve_allocate_expr): For non-deferred char lengths,
 743         check whether type-spec matches declaration.
 744
 745 2012-01-10  Tobias Burnus  <burnus@net-b.de>
 746
 747         * resolve.c (resolve_ordinary_assign): Improve error wording.
 748
 749 2012-01-09  Paul Thomas  <pault@gcc.gnu.org>
 750
 751         PR fortran/51791
 752         * interface.c (matching_typebound_op): Drill down through
 753         possible parentheses to obtain base expression. Do not test for
 754         'class_ok' but, instead for the class structure components.
 755         * resolve.c (resolve_ordinary_assign): Extend error message for
 756         polymorphic assignment to advise checking for specific
 757         subroutine.
 758
 759         PR fortran/51792
 760         * resolve.c (resolve_typebound_function): Restore 'static' to
 761         declaration.
 762
 763 2012-01-09  Mikael Morin  <mikael@gcc.gnu.org>
 764
 765         PR fortran/51758
 766         * trans-array.c (gfc_walk_elemental_function_args):
 767         Skip over NULL() actual arguments.
 768
 769 2012-01-09  Tobias Burnus  <burnus@net-b.de>
 770
 771         * gfortran.texi: Bump copyright year.
 772         (Fortran 2003 Status): Update polymorphism item, add
 773         item for generic interface with DT name.
 774
 775 2012-01-09  Tobias Burnus  <burnus@net-b.de>
 776
 777         PR fortran/51578
 778         * gfortran.h (gfc_use_list):
 779         * match.h (gfc_use_module): Rename to ...
 780         (gfc_use_modules): ... this.
 781         * module.c (use_locus, specified_nonint, specified_int): Remove
 782         global variable.
 783         (module_name): Change type to const char*, used with gfc_get_string.
 784         (module_list): New global variable.
 785         (free_rename): Free argument not global var.
 786         (gfc_match_use): Save match to module_list.
 787         (load_generic_interfaces, read_module): Don't free symtree.
 788         (write_dt_extensions, gfc_dump_module): Fix module-name I/O due to the
 789         type change of module_name.
 790         (write_symbol0, write_generic): Optimize due to the type change.
 791         (import_iso_c_binding_module, use_iso_fortran_env_module): Use
 792         locus of rename->where.
 793         (gfc_use_module): Take module_list as argument.
 794         (gfc_use_modules): New function.
 795         (gfc_module_init_2, gfc_module_done_2): Init module_list, rename_list.
 796         * parse.c (last_was_use_stmt): New global variable.
 797         (use_modules): New function.
 798         (decode_specification_statement, decode_statement): Move USE match up
 799         and call use_modules.
 800         (next_free, next_fixed): Call use_modules.
 801         (accept_statement): Don't call gfc_module_use.
 802
 803 2012-01-06  Tobias Burnus <burnus@net-b.de>
 804
 805         * trans-openmp.c (gfc_omp_clause_dtor, gfc_trans_omp_array_reduction):
 806         Update call to gfc_trans_dealloc_allocated.
 807         * trans.c (gfc_allocate_using_malloc): Fix spacing.
 808         (gfc_allocate_allocatable): For gfc_allocate_using_lib, jump to
 809         label_finish when an error occurs.
 810         (gfc_deallocate_with_status): Call caf_deregister for -fcoarray=lib.
 811         * trans.h (gfc_allocate_allocatable, gfc_deallocate_with_status):
 812         Update prototype.
 813         (gfor_fndecl_caf_deregister): New tree symbol.
 814         * trans-expr.c (gfc_conv_procedure_call): Update
 815         gfc_deallocate_with_status and gfc_trans_dealloc_allocated calls.
 816         * trans-array.c (gfc_array_allocate, gfc_trans_dealloc_allocated,
 817         structure_alloc_comps, gfc_trans_deferred_array): Ditto.
 818         (gfc_array_deallocate): Handle coarrays with -fcoarray=lib.
 819         * trans-array.h (gfc_array_deallocate, gfc_array_allocate,
 820         gfc_trans_dealloc_allocated): Update prototypes.
 821         * trans-stmt.c (gfc_trans_sync): Fix indentation.
 822         (gfc_trans_allocate): Fix errmsg padding and label handling.
 823         (gfc_trans_deallocate): Ditto and handle -fcoarray=lib.
 824         * expr.c (gfc_is_coarray): Fix algorithm for BT_CLASS.
 825         * libgfortran.h (GFC_STAT_STOPPED_IMAGE): Use large value
 826         to avoid other stats accidentally matching this one.
 827         * trans-decl.c (gfor_fndecl_caf_deregister): New global var.
 828         (gfc_build_builtin_function_decls): Fix prototype decl of caf_register
 829         and add decl for caf_deregister.
 830         (gfc_trans_deferred_vars): Handle CAF vars with -fcoarrays=lib.
 831         * trans-intrinsic.c (conv_intrinsic_move_alloc): Update call to
 832         gfc_deallocate_with_status.
 833
 834 2012-01-05  Paul Thomas  <pault@gcc.gnu.org>
 835
 836         PR fortran/PR48946
 837         * resolve.c (resolve_typebound_static): If the typebound
 838         procedure is 'deferred' try to find the correct specific
 839         procedure in the derived type operator space itself.
 840
 841 2012-01-04  Mikael Morin  <mikael@gcc.gnu.org>
 842
 843         PR fortran/50981
 844         * trans-array.h (gfc_walk_elemental_function_args): New argument.
 845         * trans-intrinsic.c (gfc_walk_intrinsic_function): Update call.
 846         * trans-stmt.c (gfc_trans_call): Ditto.
 847         * trans-array.c (gfc_walk_function_expr): Ditto.
 848         (gfc_walk_elemental_function_args): Get the dummy argument list
 849         if possible.  Check that the dummy and the actual argument are both
 850         optional, and set can_be_null_ref accordingly.
 851
 852 2012-01-04  Mikael Morin  <mikael@gcc.gnu.org>
 853
 854         PR fortran/50981
 855         * trans.h (struct gfc_ss_info): New field data::scalar::can_be_null_ref
 856         * trans-array.c: If the reference can be NULL, save the reference
 857         instead of the value.
 858         * trans-expr.c (gfc_conv_expr): If we have saved a reference,
 859         dereference it.
 860
 861 2012-01-04  Mikael Morin  <mikael@gcc.gnu.org>
 862
 863         * trans-expr.c (gfc_conv_expr): Move address taking...
 864         (gfc_conv_expr_reference): ... here.
 865
 866 2012-01-04  Thomas Koenig  <tkoenig@gcc.gnu.org>
 867
 868         PR fortran/49693
 869         * trans-common.c (create_common): Update copyright years.  Mark
 870         variables as used to avoid warnings about unused variables in
 871         common blocks.
 872
 873 2012-01-03  Hans-Peter Nilsson  <hp@axis.com>
 874
 875         * gfortran.h (struct gfc_expr): Add missing "struct"
 876         qualifier for member base_expr.
 877
 878 2012-01-02  Paul Thomas  <pault@gcc.gnu.org>
 879
 880         PR fortran/51529
 881         * trans-array.c (gfc_array_allocate): Null allocated memory of
 882         newly allocted class arrays.
 883
 884         PR fortran/46262
 885         PR fortran/46328
 886         PR fortran/51052
 887         * interface.c(build_compcall_for_operator): Add a type to the
 888         expression.
 889         * trans-expr.c (conv_base_obj_fcn_val): New function.
 890         (gfc_conv_procedure_call): Use base_expr to detect non-variable
 891         base objects and, ensuring that there is a temporary variable,
 892         build up the typebound call using conv_base_obj_fcn_val.
 893         (gfc_trans_class_assign): Pick out class procedure pointer
 894         assignments and do the assignment with no further prcessing.
 895         (gfc_trans_class_array_init_assign, gfc_trans_class_init_assign
 896         gfc_trans_class_assign): Move to top of file.
 897         * gfortran.h : Add 'base_expr' field to gfc_expr.
 898         * resolve.c (get_declared_from_expr): Add 'types' argument to
 899         switch checking of derived types on or off.
 900         (resolve_typebound_generic_call): Set the new argument.
 901         (resolve_typebound_function, resolve_typebound_subroutine):
 902         Set 'types' argument for get_declared_from_expr appropriately.
 903         Identify base expression, if not a variable, in the argument
 904         list of class valued calls. Assign it to the 'base_expr' field
 905         of the final expression. Strip away all references after the
 906         last class reference.
 907
 908 2012-01-02  Tobias Burnus  <burnus@net-b.de>
 909
 910         PR fortran/51682
 911         * trans-intrinsic.c (trans_this_image, trans_image_index,
 912         trans_num_images, conv_intrinsic_cobound): Fold_convert the
 913         caf_num_images/caf_this_images variables to the correct int kind.
 914
 915 2012-01-01  Jakub Jelinek  <jakub@redhat.com>
 916
 917         * gfortranspec.c (lang_specific_driver): Update copyright notice
 918         dates.
 919 \f
 920 Copyright (C) 2012 Free Software Foundation, Inc.
 921
 922 Copying and distribution of this file, with or without modification,
 923 are permitted in any medium without royalty provided the copyright
 924 notice and this notice are preserved.