gcc/fortran/ChangeLog

   1 2009-04-24  Ian Lance Taylor  <iant@google.com>
   2
   3         * gfortran.h (enum gfc_symbol_type): New named enum type, broken
   4         out of struct gfc_symbol.
   5         (struct gfc_symbol): Use enum gfc_symbol_type.
   6         (enum gfc_array_ref_dimen_type): New named enum type, broken out
   7         of struct gfc_array_ref).
   8         (struct gfc_array_ref): Use enum gfc_array_ref_dimen_type.
   9         (mod_pointee_as): Update declaration.
  10         * decl.c (add_global_entry): Change type to enum gfc_symbol_type.
  11         (gfc_mod_pointee_as): Change return type to "match".
  12         * module.c (mio_array_ref): Add cast to enum type.
  13         (mio_symbol): Likewise.
  14         * resolve.c (resolve_global_procedure): Change type to enum
  15         gfc_symbol_type.
  16         * trans-io.c (gfc_build_st_parameter): Change type to unsigned
  17         int.
  18
  19 2009-04-24  Daniel Kraft  <d@domob.eu>
  20
  21         * gfortran.h (gfc_get_typebound_proc): Removed as macro, now a function.
  22         (struct gfc_symtree): Moved `typebound' member inside union.
  23         (struct gfc_namespace): Add `tb_sym_root' as new symtree to sort out
  24         type-bound procedures there.
  25         (gfc_get_tbp_symtree): New procedure.
  26         * symbol.c (tentative_tbp_list): New global.
  27         (gfc_get_namespace): NULL new `tb_sym_root' member.
  28         (gfc_new_symtree): Removed initialization of `typebound' member.
  29         (gfc_undo_symbols): Process list of tentative tbp's.
  30         (gfc_commit_symbols): Ditto.
  31         (free_tb_tree): New method.
  32         (gfc_free_namespace): Call it.
  33         (gfc_get_typebound_proc): New method.
  34         (gfc_get_tbp_symtree): New method.
  35         (gfc_find_typebound_proc): Adapt to structural changes of gfc_symtree
  36         and gfc_namespace with regards to tbp's.
  37         * dump-parse-tree.c (show_typebound): Ditto.
  38         * primary.c (gfc_match_varspec): Ditto.  Don't reference tbp-symbol
  39         as it isn't a symbol any longer.
  40         * module.c (mio_typebound_symtree): Adapt to changes.
  41         (mio_typebound_proc): Ditto, create symtrees using `gfc_get_tbp_symtree'
  42         rather than `gfc_get_sym_tree'.
  43         (mio_f2k_derived): Ditto.
  44         * decl.c (match_procedure_in_type): Ditto.
  45         (gfc_match_generic): Ditto.  Don't reference tbp-symbol.
  46         * resolve.c (check_typebound_override): Adapt to changes.
  47         (resolve_typebound_generic): Ditto.
  48         (resolve_typebound_procedures): Ditto.
  49         (ensure_not_abstract_walker): Ditto.
  50         (ensure_not_abstract): Ditto.
  51         (resolve_typebound_procedure): Ditto, ignore erraneous symbols (for
  52         instance, through removed tentative ones).
  53         * gfc-internals.texi (Type-bound procedures): Document changes.
  54
  55 2009-04-24  Janus Weil  <janus@gcc.gnu.org>
  56
  57         PR fortran/39861
  58         PR fortran/39864
  59         * symbol.c (gfc_copy_formal_args_intr): Set attr.flavor and attr.dummy
  60         for the formal arguments.
  61
  62 2009-04-21  Taras Glek <tglek@mozilla.com>
  63
  64         * f95-lang.c: Update GTY annotations to new syntax.
  65         * trans-intrinsic.c: Likewise.
  66         * trans-io.c: Likewise.
  67         * trans.h: Likewise.
  68
  69 2009-04-22  Janus Weil  <janus@gcc.gnu.org>
  70
  71         PR fortran/39735
  72         * decl.c (add_hidden_procptr_result): Bugfix for procptr results.
  73         (match_procedure_decl): Set if_source.
  74         * expr.c (gfc_check_pointer_assign): Bugfix: Return after error.
  75         And: Check interface also for IFSRC_UNKNOWN (return type may be known).
  76         * gfortran.h (typedef enum ifsrc): Remove IFSRC_USAGE,
  77         add documentation. Rename copy_formal_args and copy_formal_args_intr.
  78         * interface.c (gfc_compare_interfaces): Check for return types,
  79         handle IFSRC_UNKNOWN.
  80         (compare_intr_interfaces,compare_actual_formal_intr): Obsolete, removed.
  81         (gfc_procedure_use): Modified handling of intrinsics.
  82         * intrinsic.c (add_functions): Bugfix for "dim".
  83         * resolve.c (resolve_intrinsic): New function to resolve intrinsics,
  84         which copies the interface from isym to sym.
  85         (resolve_procedure_expression,resolve_function): Use new function
  86         'resolve_intrinsic'.
  87         (resolve_symbol): Add function attribute for externals with return type
  88         and use new function 'resolve_intrinsic'.
  89         * symbol.c (ifsrc_types): Remove string for IFSRC_USAGE.
  90         (copy_formal_args): Renamed to gfc_copy_formal_args.
  91         (copy_formal_args_intr): Renamed to gfc_copy_formal_args_intr.
  92         * trans-const.c (gfc_conv_const_charlen): Handle cl==NULL.
  93
  94 2009-04-21  Joseph Myers  <joseph@codesourcery.com>
  95
  96         * ChangeLog, ChangeLog-2002, ChangeLog-2003, ChangeLog-2004,
  97         ChangeLog-2005, ChangeLog-2006, ChangeLog-2007, ChangeLog-2008,
  98         ChangeLog.ptr, config-lang.in, ioparm.def, mathbuiltins.def: Add
  99         copyright and license notices.
 100         * ChangeLog, ChangeLog-2005, ChangeLog-2006, ChangeLog-2007,
 101         ChangeLog-2008: Correct dates.
 102
 103 2009-04-20  Tobias Burnus  <burnus@net-b.de>
 104
 105         PR fortran/39811
 106         * scanner.c (load_line): Fix bogus "&" compile-time diagnostic.
 107
 108 2009-04-20  Paul Thomas  <pault@gcc.gnu.org>
 109
 110         PR fortran/39800
 111         * resolve.c (is_sym_host_assoc): New function.
 112         (resolve_fl_derived): Call it when checking PRIVATE components
 113         of PUBLIC derived types.  Change gfc_error to a gfc_notify_std
 114         with std=f2003.
 115         (resolve_fl_namelist): Call it twice to check for host
 116         association.
 117
 118 2009-04-20  Ian Lance Taylor  <iant@google.com>
 119
 120         * module.c (import_iso_c_binding_module): Add casts to enum type.
 121         * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Change op to enum
 122         tree_code.
 123         (gfc_conv_intrinsic_anyall): Likewise.
 124         (gfc_conv_intrinsic_arith): Likewise.
 125         (gfc_conv_intrinsic_minmaxloc): Likewise.
 126         (gfc_conv_intrinsic_minmaxval): Likewise.
 127         (gfc_conv_intrinsic_bitop): Likewise.
 128         (gfc_conv_intrinsic_singlebitop): Likewise.
 129         (gfc_conv_intrinsic_strcmp): Likewise.
 130
 131 2009-04-20  Vasilis Liaskovitis  <vliaskov@gmail.com>
 132             Jakub Jelinek  <jakub@redhat.com>
 133
 134         PR fortran/35423
 135         * trans.h (OMPWS_WORKSHARE_FLAG, OMPWS_CURR_SINGLEUNIT,
 136         OMPWS_SCALARIZER_WS, OMPWS_NOWAIT): Define.
 137         (ompws_flags): New extern decl.
 138         * trans-array.c (gfc_trans_scalarized_loop_end): Build OMP_FOR
 139         for the outer dimension if ompws_flags allow it.
 140         * trans.c (gfc_generate_code): Clear ompws_flags.
 141         * trans-expr.c (gfc_trans_assignment_1): Allow worksharing
 142         array assignments inside of !$omp workshare.
 143         * trans-stmt.c (gfc_trans_where_3): Similarly for where statements
 144         and constructs.
 145         * trans-openmp.c (ompws_flags): New variable.
 146         (gfc_trans_omp_workshare): Rewritten.
 147
 148 2009-04-11  Daniel Kraft  <d@domob.eu>
 149
 150         PR fortran/37746
 151         * gfortran.h (struct gfc_charlen): New field `passed_length' to store
 152         the actual passed string length for dummy arguments.
 153         * trans-decl.c (gfc_create_string_length): Formatting fixes and added
 154         assertion, moved a local variable into the innermost block it is needed.
 155         (create_function_arglist): Removed TODO about the check being
 156         implemented and initialize cl->passed_length here.
 157         (add_argument_checking): New method.
 158         (gfc_generate_function_code): Call the argument checking method.
 159
 160 2009-04-11  Janus Weil  <janus@gcc.gnu.org>
 161
 162         PR fortran/39692
 163         * symbol.c (check_conflict): Reject procedure pointers for -std=f95.
 164
 165 2009-04-11  Daniel Franke  <franke.daniel@gmail.com>
 166
 167         * resolve.c (resolve_global_procedure): Enable whole-file checking for
 168         procedures that are declared later in the file.
 169
 170 2009-04-10  Paolo Bonzini  <bonzini@gnu.org>
 171
 172         PR middle-end/39701
 173         * trans.c (gfc_allocate_with_status): Fix type mismatches
 174         on "pstat == 0".
 175
 176 2009-04-10  Daniel Franke  <franke.daniel@gmail.com>
 177
 178         PR fortran/38709
 179         * expr.c (find_array_section): Leave early on zero-sized arrays.
 180
 181 2009-04-09  Janus Weil  <janus@gcc.gnu.org>
 182
 183         PR fortran/36704
 184         * decl.c (add_hidden_procptr_result): New function for handling
 185         procedure pointer return values by adding a hidden result variable.
 186         (variable_decl,match_procedure_decl,gfc_match_function_decl,
 187         gfc_match_subroutine,gfc_match_end,attr_decl1): Handle procedure pointer
 188         return values.
 189         * parse.c (parse_interface): Add EXTERNAL attribute only after
 190         FUNCTION/SUBROUTINE declaration is complete.
 191         * primary.c (replace_hidden_procptr_result): New function for replacing
 192         function symbol by hidden result variable.
 193         (gfc_match_rvalue,match_variable): Replace symbol by hidden result
 194         variable.
 195         * resolve.c (resolve_contained_fntype,resolve_function,resolve_variable,
 196         resolve_symbol): Allow for procedure pointer function results.
 197         (resolve_fl_procedure): Conflict detection moved here from
 198         'check_conflict'.
 199         * symbol.c (gfc_check_function_type): Allow for procedure pointer
 200         function results.
 201         (check_conflict): Move some conflict detection to resolution stage.
 202         * trans-types.c (gfc_sym_type,gfc_get_function_type): Handle hidden
 203         result variables.
 204
 205 2009-04-08  Jakub Jelinek  <jakub@redhat.com>
 206
 207         * trans-types.c (gfc_init_types): Ensure gfc_integer_types doesn't
 208         contain TYPE_STRING_FLAG types.
 209
 210 2009-04-08  Janne Blomqvist  <jb@gcc.gnu.org>
 211
 212         PR fortran/39670
 213         * invoke.texi (fdollar-ok): Fix typo.
 214
 215 2009-04-08  Daniel Franke  <franke.daniel@gmail.com>
 216
 217         PR fortran/39670
 218         * invoke.texi (fdollar-ok): Clarify limitations.
 219
 220 2009-04-08  Paul Thomas  <pault@gcc.gnu.org>
 221
 222         PR fortran/38863
 223         * trans-array.c (gfc_trans_deferred_array): Return if this
 224         is a result variable.
 225
 226 2009-04-07  Janus Weil  <janus@gcc.gnu.org>
 227
 228         PR fortran/38152
 229         * trans-decl.c (gfc_get_symbol_decl): Correctly set decl location for
 230         procedure pointer decls.
 231
 232 2009-04-07  Janus Weil  <janus@gcc.gnu.org>
 233
 234         PR fortran/38290
 235         * expr.c (gfc_check_pointer_assign): Enable interface check for
 236         procedure pointers.
 237         * gfortran.h: Add copy_formal_args_intr.
 238         * interface.c (gfc_compare_interfaces): Call gfc_compare_intr_interfaces
 239         if second argument is an intrinsic.
 240         (compare_intr_interfaces): Correctly set attr.function, attr.subroutine
 241         and ts.
 242         (compare_parameter): Call gfc_compare_interfaces also for intrinsics.
 243         * resolve.c (resolve_specific_f0,resolve_specific_s0): Don't resolve
 244         intrinsic interfaces here. Must happen earlier.
 245         (resolve_symbol): Resolution of intrinsic interfaces moved here from
 246         resolve_specific_..., and formal args are now copied from intrinsic
 247         interfaces.
 248         * symbol.c (copy_formal_args_intr): New function to copy the formal
 249         arguments from an intinsic procedure.
 250
 251 2009-04-06  Paul Thomas  <pault@gcc.gnu.org>
 252
 253         PR fortran/38863
 254         * dependency.c (ref_same_as_full_array): New function.
 255         (gfc_dep_resolver): Call it.
 256
 257 2009-04-06  Janus Weil  <janus@gcc.gnu.org>
 258
 259        PR fortran/39414
 260        * decl.c (match_procedure_decl): Fix double declaration problems with
 261        PROCEDURE statements.
 262        * symbol.c (gfc_add_type): Ditto.
 263
 264 2009-04-06  Paul Thomas  <pault@gcc.gnu.org>
 265
 266         PR fortran/36091
 267         * trans-array.c (gfc_conv_array_ref): If the symbol has the
 268         temporary attribute use the array_spec for the bounds.
 269         * gfortran.h : Add the temporary field to the structure
 270         'symbol_attribute'.
 271         * trans-stmt.c (forall_make_variable_temp): Set the symbol's
 272         temporary attribute.
 273
 274 2009-04-05  Daniel Franke  <franke.daniel@gmail.com>
 275
 276         PR fortran/29458
 277         * trans-array.c (gfc_trans_array_constructor_value): Shadow
 278         implied do-loop variable to avoid spurious middle-end warnings.
 279
 280 2009-04-04  Tobias Burnus  <burnus@net-b.de>
 281
 282         PR fortran/39577
 283         * trans-decl.c (gfc_generate_function_code): Move recursive
 284         check to the right position.
 285
 286 2009-04-04  Paul Thomas  <pault@gcc.gnu.org>
 287
 288         PR fortran/37614
 289         * trans-common.c (translate_common): Do not offset the whole
 290         coomon block.
 291
 292 2009-04-03  Tobias Burnus  <burnus@net-b.de>
 293
 294         PR fortran/39594
 295         * resolve.c (resolve_common_vars): Add FL_VARIABLE to symbol
 296         if it is not a procedure pointer.
 297         * primary.c (match_actual_arg): Ditto.
 298
 299 2009-03-31  Joseph Myers  <joseph@codesourcery.com>
 300
 301         PR preprocessor/15638
 302         * cpp.c (cb_cpp_error): Handle CPP_DL_FATAL.
 303
 304 2009-03-30  Steven G. Kargl  <kargls@comcast.net>
 305
 306         PR fortran/38389
 307         * trans-stmt.c(gfc_trans_allocate): Add translation of ERRMSG.
 308         (gfc_trans_deallocate): Add translation of ERRMSG.  Remove stale
 309         comments.  Minor whitespace cleanup.
 310         * resolve.c(is_scalar_expr_ptr): Whitespace cleanup.
 311         (resolve_deallocate_expr (gfc_expr *e): Update error message.
 312         (resolve_allocate_expr):  Remove dead code.  Update error message.
 313         Move error checking to ...
 314         (resolve_allocate_deallocate): ... here.  Add additional error
 315         checking for STAT, ERRMSG, and allocate-objects.
 316         * match.c(gfc_match_allocate,gfc_match_deallocate):  Parse ERRMSG.
 317         Check for redundant uses of STAT and ERRMSG.  Reword error message
 318         and add checking for pointer, allocatable, and proc_pointer attributes.
 319
 320 2009-03-30  Paul Thomas  <pault@gcc.gnu.org>
 321
 322         PR fortran/22571
 323         PR fortran/26227
 324         PR fortran/24886
 325         * symbol.c : Add gfc_global_ns_list.
 326         * decl.c (add_global_entry): Set the namespace ('ns') field.
 327         * gfortran.h : Add the resolved field to gfc_namespace. Add the
 328         namespace ('ns') field to gfc_gsymbol.  Add flag_whole_file to
 329         gfc_option_t.  Add the prototype for gfc_free_dt_list.
 330         * lang.opt : Add the whole-file option.
 331         * invoke.texi : Document the whole-file option.
 332         * resolve.c (resolve_global_procedure): If the fwhole-file
 333         option is set, reorder gsymbols to ensure that translation is
 334         in the right order.  Resolve the gsymbol's namespace if that
 335         has not occurred and then check interfaces.
 336         (resolve_function): Move call to resolve_global_procedure.
 337         (resolve_call): The same.
 338         (resolve_codes): Store the current labels_obstack.
 339         (gfc_resolve) : Return if the namespace is already resolved.
 340         trans-decl.c (gfc_get_extern_function_decl): If the whole_file
 341         option is selected, use the backend_decl of a gsymbol, if it is
 342         available.
 343         parse.c (add_global_procedure, add_global_program): If the flag
 344         whole-file is set, add the namespace to the gsymbol.
 345         (gfc_parse_file): On -fwhole-file, put procedure namespaces on
 346         the global namespace list.  Rearrange to do resolution of all
 347         the procedures in a file, followed by their translation.
 348         * options.c (gfc_init_options): Add -fwhole-file.
 349         (gfc_handle_option): The same.
 350
 351 2009-03-30  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 352
 353         * f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_HUGE_VAL
 354         family of intrinsics instead of BUILT_IN_INF family.
 355         * trans-intrinsics.c (gfc_conv_intrinsic_nearest): Use
 356         BUILT_IN_HUGE_VAL instead of BUILT_IN_INF.
 357
 358 2009-03-30  Jakub Jelinek  <jakub@redhat.com>
 359
 360         * trans-types.c (gfc_sym_type, gfc_return_by_reference): For
 361         sym->attr.result check sym->ns->proc_name->attr.is_bind_c.
 362
 363 2009-03-30  Joseph Myers  <joseph@codesourcery.com>
 364
 365         PR rtl-optimization/323
 366         * options.c (gfc_post_options): Set
 367         flag_excess_precision_cmdline.  Give an error for
 368         -fexcess-precision=standard for processors where the option is
 369         significant.
 370
 371 2009-03-29  Joseph Myers  <joseph@codesourcery.com>
 372
 373         PR preprocessor/34695
 374         * cpp.c (cb_cpp_error): New.
 375         (gfc_cpp_post_options): Don't set cpp_option->inhibit_warnings.
 376         Don't check cpp_errors (cpp_in).
 377         (gfc_cpp_init_0): Set cb->error.
 378
 379 2009-03-29  Steven G. Kargl  <kargl@gcc.gnu.org>
 380
 381         PR fortran/38823
 382         * gfortran.h: Add ARITH_PROHIBIT to arith enum.
 383         expr.c (gfc_match_init_expr): Add global variable init_flag to
 384         flag matching an initialization expression.
 385         (check_intrinsic_op): Move no longer reachable error message to ...
 386         * arith.c (arith_power): ... here.  Remove gfc_ prefix in
 387         gfc_arith_power.  Use init_flag.  Allow constant folding of x**y
 388         when y is REAL or COMPLEX.
 389         (eval_intrinsic): Remove restriction that y in x**y must be INTEGER
 390         for constant folding.
 391         * gfc_power: Update gfc_arith_power to arith_power
 392
 393 2009-03-29  Daniel Kraft  <d@domob.eu>
 394
 395         PR fortran/37423
 396         * gfortran.h (struct gfc_typebound_proc): Added new flag `deferred' and
 397         added a comment explaining DEFERRED binding handling.
 398         * decl.c (match_binding_attributes): Really match DEFERRED attribute.
 399         (match_procedure_in_type): Really match PROCEDURE(interface) syntax
 400         and do some validity checks for DEFERRED and this construct.
 401         * module.c (binding_overriding): New string constant for DEFERRED.
 402         (mio_typebound_proc): Module-IO DEFERRED flag.
 403         * resolve.c (check_typebound_override): Ensure that a non-DEFERRED
 404         binding is not overridden by a DEFERRED one.
 405         (resolve_typebound_procedure): Allow abstract interfaces as targets
 406         for DEFERRED bindings.
 407         (ensure_not_abstract_walker), (ensure_not_abstract): New methods.
 408         (resolve_fl_derived): Use new `ensure_not_abstract' method for
 409         non-ABSTRACT types extending ABSTRACT ones to ensure each DEFERRED
 410         binding is overridden.
 411         (check_typebound_baseobject): New method.
 412         (resolve_compcall), (resolve_typebound_call): Check base-object of
 413         the type-bound procedure call.
 414         * gfc-internals.texi (Type-bound procedures): Document a little bit
 415         about internal handling of DEFERRED bindings.
 416
 417 2009-03-29  Tobias Schlüter  <tobi@gcc.gnu.org>
 418
 419         PR fortran/38507
 420         * gfortran.h (gfc_st_label): Fix comment.
 421         (gfc_exec_op): Add statement code EXEC_END_BLOCK for end of block.
 422         * parse.c (accept_statement): Use EXEC_END_BLOCK for END IF and
 423         END SELECT with labels.
 424         (check_do_closure): Fix formatting.
 425         (parse_do_block): Fix typo in error message.
 426         * resolve.c (code_stack): Remove tail member.  Update comment to
 427         new use of reachable_labels.
 428         (reachable_labels): Rename to ...
 429         (find_reachable_labels): ... this.  Overhaul.  Update preceding
 430         comment.
 431         (resolve_branch): Fix comment preceding function.  Rewrite.
 432         (resolve_code): Update call to find_reachable_labels.  Add code to
 433         deal with EXEC_END_BLOCK.
 434         * st.c (gfc_free_statement): Add code to deal with EXEC_END_BLOCK.
 435         Add 2009 to copyright years.
 436         * trans.c (gfc_trans_code): Likewise on both counts.
 437
 438 2009-03-31  Paul Thomas  <pault@gcc.gnu.org>
 439
 440         PR fortran/38917
 441         * expr.c (gfc_check_assign): Allow pointer components when
 442         checking for NULL.
 443
 444         PR fortran/38918
 445         * resolve.c (check_data_variable): Treat pointer arrays with
 446         scalars.
 447
 448 2009-03-31  Paul Thomas  <pault@gcc.gnu.org>
 449
 450         PR fortran/38915
 451         * trans-expr.c (gfc_trans_assignment_1): Ensure temporaries
 452         have a string_length.
 453
 454 2009-03-28  Tobias Burnus  <burnus@net-b.de>
 455
 456         PR fortran/34656
 457         * trans-stmt.c (gfc_trans_simple_do, gfc_trans_do):
 458         Add GFC_RTCHECK_DO support.
 459         * option.c (gfc_handle_runtime_check_option): Enable GFC_RTCHECK_DO.
 460         * invoke.texi (-fcheck): Document "do" option.
 461
 462 2009-03-28  Paul Thomas  <pault@gcc.gnu.org>
 463
 464         PR fortran/38538
 465         * trans-array.c (get_elemental_fcn_charlen): Remove.
 466         (get_array_charlen): New function to replace previous.
 467
 468 2009-03-28  Paul Thomas  <pault@gcc.gnu.org>
 469
 470         PR fortran/38765
 471         * parse.c (parse_derived): Do not break on finding pointer,
 472         allocatable or private components.
 473
 474 2009-03-28  Tobias Burnus  <burnus@net-b.de>
 475
 476         PR fortran/32626
 477         * option.c (gfc_handle_runtime_check_option): Enable recursion check.
 478         * trans-decl.c (gfc_generate_function_code): Add recursion check.
 479         * invoke.texi (-fcheck): Add recursive option.
 480
 481 2009-03-28  Tobias Burnus  <burnus@net-b.de>
 482
 483         PR fortran/38432
 484         * resolve.c (gfc_resolve_iterator): Add zero-loop warning.
 485
 486 2009-03-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 487             Paul Thomas  <pault@gcc.gnu.org>
 488             Tobias Burnus  <burnus@net-b.de>
 489
 490         * gfortran.h (gfc_option_t): Add rtcheck.
 491         * lang.opt: New option -fcheck.
 492         * libgfortran.h: Add GFC_RTCHECK_* constants.
 493         * invoke.texi: Document -fcheck.
 494         * options.c (gfc_handle_runtime_check_option): New function.
 495         (gfc_init_options,gfc_post_options,gfc_handle_option):
 496         Add -fcheck option.
 497
 498 2009-03-27  Richard Guenther  <rguenther@suse.de>
 499
 500         * trans-array.c (gfc_conv_descriptor_data_addr): Use
 501         gfc_build_addr_expr instead of build_fold_addr_expr.
 502         (gfc_trans_allocate_array_storage, gfc_trans_array_constructor_value,
 503         gfc_trans_constant_array_constructor, gfc_conv_array_data,
 504         gfc_conv_expr_descriptor, gfc_conv_array_parameter): Likewise.
 505         * trans-expr.c (gfc_conv_missing_dummy, gfc_conv_variable,
 506         gfc_conv_function_val, gfc_conv_operator_assign,
 507         gfc_conv_subref_array_arg, gfc_conv_function_call,
 508         gfc_conv_expr_reference, gfc_trans_scalar_assign): Likewise.
 509         * trans-intrinsic.c (gfc_conv_intrinsic_exponent,
 510         gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate,
 511         gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax_char,
 512         gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_spacing,
 513         gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_set_exponent,
 514         gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer,
 515         gfc_conv_intrinsic_si_kind, gfc_conv_intrinsic_trim): Likewise.
 516         * trans-io.c (gfc_trans_io_runtime_check, set_parameter_ref,
 517         gfc_convert_array_to_string, gfc_trans_open, gfc_trans_close,
 518         build_filepos, gfc_trans_inquire, gfc_trans_wait,
 519         nml_get_addr_expr, transfer_namelist_element, build_dt,
 520         gfc_trans_dt_end, transfer_array_component, transfer_expr,
 521         transfer_array_desc, gfc_trans_transfer): Likewise.
 522         * trans-stmt.c (gfc_trans_allocate, gfc_trans_deallocate): Likewise.
 523         * trans.c (gfc_build_addr_expr): Mark the base of the address
 524         TREE_ADDRESSABLE.
 525
 526 2009-03-27  Tobias Burnus  <burnus@net-b.de>
 527
 528         * gfortran.h (enum init_local_real.): Add GFC_INIT_REAL_SNAN.
 529         (gfc_expr): Add is_snan.
 530         * trans-const.c (gfc_conv_mpfr_to_tree): Support SNaN.
 531         (gfc_conv_constant_to_tree): Update call to gfc_conv_mpfr_to_tree.
 532         * trans-const.h (gfc_conv_mpfr_to_tree): Update prototype.
 533         * resolve.c (build_default_init_expr): Update call.
 534         * target-memory.c (encode_float): Ditto.
 535         * trans-intrinsic.c (gfc_conv_intrinsic_aint,gfc_conv_intrinsic_mod,
 536
 537 2009-03-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 538
 539         * lang.opt: Unify help texts for -I, -Wconversion, -d, -fopenmp,
 540         and -fpreprocessed.
 541
 542 2009-03-06  Alexandre Oliva <aoliva@redhat.com>
 543
 544         * simplify.c (gfc_simplify_transfer): Zero-initialize the
 545         buffer.
 546
 547 2009-02-27  Tobias Burnus  <burnus@net-b.de>
 548
 549         PR fortran/39309
 550         * module.c (read_md5_from_module_file): Add missing quote.
 551
 552 2009-02-27  Tobias Burnus  <burnus@net-b.de>
 553
 554         PR fortran/39309
 555         * module.c (read_md5_from_module_file): Include mod version
 556         in had-changed test.
 557
 558 2009-02-26  Paul Thomas  <pault@gcc.gnu.org>
 559
 560         PR fortran/39295
 561         * interface.c (compare_type_rank_if): Return 1 if the symbols
 562         are the same and deal with external procedures where one is
 563         identified to be a function or subroutine by usage but the
 564         other is not.
 565
 566 2009-02-26  Paul Thomas  <pault@gcc.gnu.org>
 567
 568         PR fortran/39292
 569         * trans-array.c (gfc_conv_array_initializer): Convert all
 570         expressions rather than ICEing.
 571
 572 2009-02-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
 573
 574         PR fortran/38914
 575         * array.c (ref_dimen_size):  Rename to gfc_ref_dimen_size,
 576         make global.  Change function name in error messages.
 577         (ref_size):  Change ref_dimen_size to gfc_ref_dimen_size.
 578         (gfc_array_ref_shape):  Likewise.
 579         * gfortran.h:  Add prototype for gfc_ref_dimen_size.
 580         * simplify.c (simplify_bound_dim):  Add ref argument.
 581         If the reference isn't a full array, return one for
 582         the lower bound and the extent for the upper bound.
 583         (simplify_bound):  For array sections, take as from the
 584         argument.  Add reference to all to simplify_bound_dim.
 585
 586 2009-02-19  Daniel Franke  <franke.daniel@gmail.com>
 587
 588         * scanner.c (load_line): At end of line, skip '\r' without setting
 589         the truncation flag.
 590
 591 2009-02-18  Daniel Kraft  <d@domob.eu>
 592
 593         * gfortran.texi: New chapter about compiler characteristics.
 594         (Compiler Characteristics): Document KIND type parameters here.
 595
 596 2009-02-18  Tobias Burnus  <burnus@net-b.de>
 597
 598         * intrinsic.texi (MALLOC): Make example more portable.
 599
 600 2009-02-13  Mikael Morin  <mikael.morin@tele2.fr>
 601
 602         PR fortran/38259
 603         * module.c (gfc_dump_module,gfc_use_module): Add module
 604         version number.
 605
 606 2009-02-13  Paul Thomas  <pault@gcc.gnu.org>
 607
 608         PR fortran/36703
 609         PR fortran/36528
 610         * trans-expr.c (gfc_conv_function_val): Stabilize Cray-pointer
 611         function references to ensure that a valid expression is used.
 612         (gfc_conv_function_call): Pass Cray pointers to procedures.
 613
 614 2009-02-03  Jakub Jelinek  <jakub@redhat.com>
 615
 616         * gfortranspec.c (lang_specific_driver): Update copyright notice
 617         dates.
 618
 619 2009-01-28  Paul Thomas  <pault@gcc.gnu.org>
 620
 621         PR fortran/38852
 622         PR fortran/39006
 623         * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use the array
 624         descriptor ubound for UBOUND, when the array lbound == 1.
 625
 626 2009-01-27  Daniel Kraft  <d@domob.eu>
 627
 628         PR fortran/38883
 629         * trans-stmt.c (gfc_conv_elemental_dependencies):  Create temporary
 630         for the real type needed to make it work for subcomponent-references.
 631
 632 2009-01-21  Daniel Kraft  <d@domob.eu>
 633
 634         * trans-stmt.c (gfc_conv_elemental_dependencies):  Cleaned up comment.
 635
 636 2009-01-20  Paul Thomas  <pault@gcc.gnu.org>
 637
 638         PR fortran/38907
 639         * resolve.c (check_host_association): Remove the matching to
 640         correct an incorrect host association and use manipulation of
 641         the expression instead.
 642
 643 2009-01-20  Tobias Burnus  <burnus@net-b.de>
 644
 645         * invoke.texi (RANGE): RANGE also takes INTEGER arguments.
 646
 647 2009-01-19  Mikael Morin  <mikael.morin@tele2.fr>
 648
 649         PR fortran/38859
 650         * simplify.c (simplify_bound): Don't use array specification
 651         if variable or component has subsequent references.
 652
 653 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
 654
 655         PR fortran/38657
 656         * module.c (write_common_0): Add argument 'this_module' and
 657         check that non-use associated common blocks are written first.
 658         (write_common): Call write_common_0 twice, once with true and
 659         then with false.
 660
 661 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
 662
 663         PR fortran/34955
 664         * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): Has
 665         been absorbed into gfc_conv_intrinsic_transfer. All
 666         references to it in trans-intrinsic.c have been changed
 667         accordingly.  PR fixed by using a temporary for scalar
 668         character transfer, when the source is shorter than the
 669         destination.
 670
 671 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
 672
 673         PR fortran/38657
 674         * module.c (write_common_0): Revert patch of 2009-01-05.
 675
 676 2009-01-16  Janus Weil  <janus@gcc.gnu.org>
 677
 678         PR fortran/38152
 679         * expr.c (gfc_check_pointer_assign): Allow use-associated procedure
 680         pointers as lvalue.
 681         * trans-decl.c (get_proc_pointer_decl,gfc_create_module_variable):
 682         Enable procedure pointers as module variables.
 683
 684 2009-01-14  Steven G. Kargl  <kargl@gcc.gnu.org>
 685
 686         * ChangeLog-2007: Clean out svn merge droppings.
 687
 688 2009-01-10  Paul Thomas  <pault@gcc.gnu.org>
 689
 690         PR fortran/38763
 691         * target-memory.c (encode_derived): Encode NULL.
 692
 693 2009-01-10  Paul Thomas  <pault@gcc.gnu.org>
 694
 695         PR fortran/38765
 696         * resolve.c (check_host_association): Use the symtree name to
 697         search for a potential contained procedure, since this is the
 698         name by which it would be referenced.
 699
 700 2009-01-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 701
 702         PR fortran/38220
 703         * interface.c (gfc_procedure_use):  Don't warn about functions
 704         from ISO_C_BINDING.
 705         * symbol.c (generate_isocbinding_symbol):  Mark c_loc and
 706         c_funloc as pure.
 707
 708 2009-01-05  Paul Thomas  <pault@gcc.gnu.org>
 709
 710         PR fortran/38657
 711         * module.c (write_common_0): Use the name of the symtree rather
 712         than the common block, to determine if the common has been
 713         written.
 714
 715 2009-01-05  Daniel Franke  <franke.daniel@gmail.com>
 716
 717         PR fortran/37159
 718         * check.c (gfc_check_random_seed): Added size check for GET
 719         dummy argument, reworded error messages to follow common pattern.
 720
 721 2009-01-05  Thomas Koenig  <tkoenig@gcc.gnu.org>
 722
 723         PR fortran/38672
 724         * trans-types.c (gfc_get_derived_type):  Check for the
 725         presence of derived->ns->proc_name before
 726         accessing derived->ns->proc_name->attr.flavor .
 727         * resolve.c (resolve_symbol):  Likewise.
 728
 729 2009-01-05  Paul Thomas  <pault@gcc.gnu.org>
 730
 731         PR fortran/38665
 732         * gfortran.h : Add bit to gfc_expr 'user_operator'
 733         * interface.c (gfc_extend_expr): Set the above if the operator
 734         is substituted by a function.
 735         * resolve.c (check_host_association): Return if above is set.
 736
 737 2009-01-04  Mikael Morin  <mikael.morin@tele2.fr>
 738
 739         PR fortran/35681
 740         * ChangeLog-2008: Fix function name.
 741
 742         PR fortran/38487
 743         * dependency.c (gfc_check_argument_var_dependency):
 744         Move the check for pointerness inside the if block
 745         so that it doesn't affect the return value.
 746
 747         PR fortran/38669
 748         * trans-stmt.c (gfc_trans_call):
 749         Add the dependency code after the loop bounds calculation one.
 750
 751 2009-01-04  Daniel Franke  <franke.daniel@gmail.com>
 752
 753         * intrinsic.c (do_simplify): Removed already implemented TODO.
 754
 755 2009-01-04  Daniel Franke  <franke.daniel@gmail.com>
 756
 757         PR fortran/38718
 758         * simplify.c (gfc_simplify_merge): New.
 759         * intrinsic.h (gfc_simplify_merge): New prototype.
 760         * intrinsic.c (add_functions): Added simplification for MERGE.
 761
 762 2009-01-04  Mikael Morin  <mikael.morin@tele2.fr>
 763
 764         PR fortran/38536
 765         * gfortran.h (gfc_is_data_pointer): Added prototype
 766         * resolve.c (gfc_iso_c_func_interface):
 767         Use gfc_is_data_pointer to test for pointer attribute.
 768         * dependency.c (gfc_is_data_pointer):
 769         Support pointer-returning functions.
 770
 771 2009-01-03  Daniel Franke  <franke.daniel@gmail.com>
 772
 773         * symbol.c (save_symbol): Don't SAVE function results.
 774
 775 2009-01-03  Paul Thomas  <pault@gcc.gnu.org>
 776
 777         PR fortran/38594
 778         * resolve.c (resolve_call): When searching for proper host
 779         association, use symtree rather than symbol.  For everything
 780         except generic subroutines, substitute the symtree in the call
 781         rather than the symbol.
 782
 783 \f
 784 Copyright (C) 2009 Free Software Foundation, Inc.
 785
 786 Copying and distribution of this file, with or without modification,
 787 are permitted in any medium without royalty provided the copyright
 788 notice and this notice are preserved.