gcc/fortran/ChangeLog

   1 2009-04-28  Janus Weil  <janus@gcc.gnu.org>
   2
   3         PR fortran/39946
   4         * resolve.c (resolve_symbol): Correctly copy the interface of a
   5         PROCEDURE statement if the interface involves a RESULT variable.
   6
   7 2009-04-28  Janus Weil  <janus@gcc.gnu.org>
   8
   9         PR fortran/39930
  10         PR fortran/39931
  11         * expr.c (gfc_check_pointer_assign): Correctly detect if the left hand
  12         side is a pointer.
  13         * parse.c (gfc_fixup_sibling_symbols): Don't check for ambiguity.
  14
  15 2009-04-28  Paul Thomas  <pault@gcc.gnu.org>
  16
  17         PR fortran/39879
  18         * trans_expr.c (gfc_conv_procedure_call): Deep copy a derived
  19         type parentheses argument if it is a variable with allocatable
  20         components.
  21
  22 2009-04-27  Ian Lance Taylor  <iant@google.com>
  23
  24         * trans-intrinsic.c (DEFINE_MATH_BUILTIN): Add casts to enum
  25         type.
  26         * trans-io.c (st_parameter_field): Add casts to enum type.
  27
  28 2009-04-26  Steven G. Kargl  <kargl@gcc.gnu.org>
  29
  30         PR fortran/39893
  31         fortran/data.c (gfc_assign_data_value): If the lvalue is an
  32         assumed character length entity in a data statement, then
  33         return FAILURE to prevent segmentation fault.
  34
  35 2009-04-26  Jakub Jelinek  <jakub@redhat.com>
  36
  37         * trans-decl.c: Include pointer-set.h.
  38         (nonlocal_dummy_decl_pset, tree nonlocal_dummy_decls): New variables.
  39         (gfc_nonlocal_dummy_array_decl): New function.
  40         (gfc_get_symbol_decl): Call it for non-local dummy args with saved
  41         descriptor.
  42         (gfc_get_symbol_decl): Set DECL_BY_REFERENCE when needed.
  43         (gfc_generate_function_code): Initialize nonlocal_dummy_decl{s,_pset},
  44         chain it to outermost block's vars, destroy it afterwards.
  45         * Make-lang.in (trans-decl.o): Depend on pointer-set.h.
  46
  47 2009-04-25  Janus Weil  <janus@gcc.gnu.org>
  48
  49         PR fortran/39688
  50         * decl.c (gfc_match_import): Use 'sym->name' instead of 'name'.
  51         They differ if the symbol has been use-renamed.
  52
  53 2009-04-24  Ian Lance Taylor  <iant@google.com>
  54
  55         * gfortran.h (enum gfc_symbol_type): New named enum type, broken
  56         out of struct gfc_symbol.
  57         (struct gfc_symbol): Use enum gfc_symbol_type.
  58         (enum gfc_array_ref_dimen_type): New named enum type, broken out
  59         of struct gfc_array_ref).
  60         (struct gfc_array_ref): Use enum gfc_array_ref_dimen_type.
  61         (mod_pointee_as): Update declaration.
  62         * decl.c (add_global_entry): Change type to enum gfc_symbol_type.
  63         (gfc_mod_pointee_as): Change return type to "match".
  64         * module.c (mio_array_ref): Add cast to enum type.
  65         (mio_symbol): Likewise.
  66         * resolve.c (resolve_global_procedure): Change type to enum
  67         gfc_symbol_type.
  68         * trans-io.c (gfc_build_st_parameter): Change type to unsigned
  69         int.
  70
  71 2009-04-24  Daniel Kraft  <d@domob.eu>
  72
  73         * gfortran.h (gfc_get_typebound_proc): Removed as macro, now a function.
  74         (struct gfc_symtree): Moved `typebound' member inside union.
  75         (struct gfc_namespace): Add `tb_sym_root' as new symtree to sort out
  76         type-bound procedures there.
  77         (gfc_get_tbp_symtree): New procedure.
  78         * symbol.c (tentative_tbp_list): New global.
  79         (gfc_get_namespace): NULL new `tb_sym_root' member.
  80         (gfc_new_symtree): Removed initialization of `typebound' member.
  81         (gfc_undo_symbols): Process list of tentative tbp's.
  82         (gfc_commit_symbols): Ditto.
  83         (free_tb_tree): New method.
  84         (gfc_free_namespace): Call it.
  85         (gfc_get_typebound_proc): New method.
  86         (gfc_get_tbp_symtree): New method.
  87         (gfc_find_typebound_proc): Adapt to structural changes of gfc_symtree
  88         and gfc_namespace with regards to tbp's.
  89         * dump-parse-tree.c (show_typebound): Ditto.
  90         * primary.c (gfc_match_varspec): Ditto.  Don't reference tbp-symbol
  91         as it isn't a symbol any longer.
  92         * module.c (mio_typebound_symtree): Adapt to changes.
  93         (mio_typebound_proc): Ditto, create symtrees using `gfc_get_tbp_symtree'
  94         rather than `gfc_get_sym_tree'.
  95         (mio_f2k_derived): Ditto.
  96         * decl.c (match_procedure_in_type): Ditto.
  97         (gfc_match_generic): Ditto.  Don't reference tbp-symbol.
  98         * resolve.c (check_typebound_override): Adapt to changes.
  99         (resolve_typebound_generic): Ditto.
 100         (resolve_typebound_procedures): Ditto.
 101         (ensure_not_abstract_walker): Ditto.
 102         (ensure_not_abstract): Ditto.
 103         (resolve_typebound_procedure): Ditto, ignore erraneous symbols (for
 104         instance, through removed tentative ones).
 105         * gfc-internals.texi (Type-bound procedures): Document changes.
 106
 107 2009-04-24  Janus Weil  <janus@gcc.gnu.org>
 108
 109         PR fortran/39861
 110         PR fortran/39864
 111         * symbol.c (gfc_copy_formal_args_intr): Set attr.flavor and attr.dummy
 112         for the formal arguments.
 113
 114 2009-04-21  Taras Glek <tglek@mozilla.com>
 115
 116         * f95-lang.c: Update GTY annotations to new syntax.
 117         * trans-intrinsic.c: Likewise.
 118         * trans-io.c: Likewise.
 119         * trans.h: Likewise.
 120
 121 2009-04-22  Janus Weil  <janus@gcc.gnu.org>
 122
 123         PR fortran/39735
 124         * decl.c (add_hidden_procptr_result): Bugfix for procptr results.
 125         (match_procedure_decl): Set if_source.
 126         * expr.c (gfc_check_pointer_assign): Bugfix: Return after error.
 127         And: Check interface also for IFSRC_UNKNOWN (return type may be known).
 128         * gfortran.h (typedef enum ifsrc): Remove IFSRC_USAGE,
 129         add documentation. Rename copy_formal_args and copy_formal_args_intr.
 130         * interface.c (gfc_compare_interfaces): Check for return types,
 131         handle IFSRC_UNKNOWN.
 132         (compare_intr_interfaces,compare_actual_formal_intr): Obsolete, removed.
 133         (gfc_procedure_use): Modified handling of intrinsics.
 134         * intrinsic.c (add_functions): Bugfix for "dim".
 135         * resolve.c (resolve_intrinsic): New function to resolve intrinsics,
 136         which copies the interface from isym to sym.
 137         (resolve_procedure_expression,resolve_function): Use new function
 138         'resolve_intrinsic'.
 139         (resolve_symbol): Add function attribute for externals with return type
 140         and use new function 'resolve_intrinsic'.
 141         * symbol.c (ifsrc_types): Remove string for IFSRC_USAGE.
 142         (copy_formal_args): Renamed to gfc_copy_formal_args.
 143         (copy_formal_args_intr): Renamed to gfc_copy_formal_args_intr.
 144         * trans-const.c (gfc_conv_const_charlen): Handle cl==NULL.
 145
 146 2009-04-21  Joseph Myers  <joseph@codesourcery.com>
 147
 148         * ChangeLog, ChangeLog-2002, ChangeLog-2003, ChangeLog-2004,
 149         ChangeLog-2005, ChangeLog-2006, ChangeLog-2007, ChangeLog-2008,
 150         ChangeLog.ptr, config-lang.in, ioparm.def, mathbuiltins.def: Add
 151         copyright and license notices.
 152         * ChangeLog, ChangeLog-2005, ChangeLog-2006, ChangeLog-2007,
 153         ChangeLog-2008: Correct dates.
 154
 155 2009-04-20  Tobias Burnus  <burnus@net-b.de>
 156
 157         PR fortran/39811
 158         * scanner.c (load_line): Fix bogus "&" compile-time diagnostic.
 159
 160 2009-04-20  Paul Thomas  <pault@gcc.gnu.org>
 161
 162         PR fortran/39800
 163         * resolve.c (is_sym_host_assoc): New function.
 164         (resolve_fl_derived): Call it when checking PRIVATE components
 165         of PUBLIC derived types.  Change gfc_error to a gfc_notify_std
 166         with std=f2003.
 167         (resolve_fl_namelist): Call it twice to check for host
 168         association.
 169
 170 2009-04-20  Ian Lance Taylor  <iant@google.com>
 171
 172         * module.c (import_iso_c_binding_module): Add casts to enum type.
 173         * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Change op to enum
 174         tree_code.
 175         (gfc_conv_intrinsic_anyall): Likewise.
 176         (gfc_conv_intrinsic_arith): Likewise.
 177         (gfc_conv_intrinsic_minmaxloc): Likewise.
 178         (gfc_conv_intrinsic_minmaxval): Likewise.
 179         (gfc_conv_intrinsic_bitop): Likewise.
 180         (gfc_conv_intrinsic_singlebitop): Likewise.
 181         (gfc_conv_intrinsic_strcmp): Likewise.
 182
 183 2009-04-20  Vasilis Liaskovitis  <vliaskov@gmail.com>
 184             Jakub Jelinek  <jakub@redhat.com>
 185
 186         PR fortran/35423
 187         * trans.h (OMPWS_WORKSHARE_FLAG, OMPWS_CURR_SINGLEUNIT,
 188         OMPWS_SCALARIZER_WS, OMPWS_NOWAIT): Define.
 189         (ompws_flags): New extern decl.
 190         * trans-array.c (gfc_trans_scalarized_loop_end): Build OMP_FOR
 191         for the outer dimension if ompws_flags allow it.
 192         * trans.c (gfc_generate_code): Clear ompws_flags.
 193         * trans-expr.c (gfc_trans_assignment_1): Allow worksharing
 194         array assignments inside of !$omp workshare.
 195         * trans-stmt.c (gfc_trans_where_3): Similarly for where statements
 196         and constructs.
 197         * trans-openmp.c (ompws_flags): New variable.
 198         (gfc_trans_omp_workshare): Rewritten.
 199
 200 2009-04-11  Daniel Kraft  <d@domob.eu>
 201
 202         PR fortran/37746
 203         * gfortran.h (struct gfc_charlen): New field `passed_length' to store
 204         the actual passed string length for dummy arguments.
 205         * trans-decl.c (gfc_create_string_length): Formatting fixes and added
 206         assertion, moved a local variable into the innermost block it is needed.
 207         (create_function_arglist): Removed TODO about the check being
 208         implemented and initialize cl->passed_length here.
 209         (add_argument_checking): New method.
 210         (gfc_generate_function_code): Call the argument checking method.
 211
 212 2009-04-11  Janus Weil  <janus@gcc.gnu.org>
 213
 214         PR fortran/39692
 215         * symbol.c (check_conflict): Reject procedure pointers for -std=f95.
 216
 217 2009-04-11  Daniel Franke  <franke.daniel@gmail.com>
 218
 219         * resolve.c (resolve_global_procedure): Enable whole-file checking for
 220         procedures that are declared later in the file.
 221
 222 2009-04-10  Paolo Bonzini  <bonzini@gnu.org>
 223
 224         PR middle-end/39701
 225         * trans.c (gfc_allocate_with_status): Fix type mismatches
 226         on "pstat == 0".
 227
 228 2009-04-10  Daniel Franke  <franke.daniel@gmail.com>
 229
 230         PR fortran/38709
 231         * expr.c (find_array_section): Leave early on zero-sized arrays.
 232
 233 2009-04-09  Janus Weil  <janus@gcc.gnu.org>
 234
 235         PR fortran/36704
 236         * decl.c (add_hidden_procptr_result): New function for handling
 237         procedure pointer return values by adding a hidden result variable.
 238         (variable_decl,match_procedure_decl,gfc_match_function_decl,
 239         gfc_match_subroutine,gfc_match_end,attr_decl1): Handle procedure pointer
 240         return values.
 241         * parse.c (parse_interface): Add EXTERNAL attribute only after
 242         FUNCTION/SUBROUTINE declaration is complete.
 243         * primary.c (replace_hidden_procptr_result): New function for replacing
 244         function symbol by hidden result variable.
 245         (gfc_match_rvalue,match_variable): Replace symbol by hidden result
 246         variable.
 247         * resolve.c (resolve_contained_fntype,resolve_function,resolve_variable,
 248         resolve_symbol): Allow for procedure pointer function results.
 249         (resolve_fl_procedure): Conflict detection moved here from
 250         'check_conflict'.
 251         * symbol.c (gfc_check_function_type): Allow for procedure pointer
 252         function results.
 253         (check_conflict): Move some conflict detection to resolution stage.
 254         * trans-types.c (gfc_sym_type,gfc_get_function_type): Handle hidden
 255         result variables.
 256
 257 2009-04-08  Jakub Jelinek  <jakub@redhat.com>
 258
 259         * trans-types.c (gfc_init_types): Ensure gfc_integer_types doesn't
 260         contain TYPE_STRING_FLAG types.
 261
 262 2009-04-08  Janne Blomqvist  <jb@gcc.gnu.org>
 263
 264         PR fortran/39670
 265         * invoke.texi (fdollar-ok): Fix typo.
 266
 267 2009-04-08  Daniel Franke  <franke.daniel@gmail.com>
 268
 269         PR fortran/39670
 270         * invoke.texi (fdollar-ok): Clarify limitations.
 271
 272 2009-04-08  Paul Thomas  <pault@gcc.gnu.org>
 273
 274         PR fortran/38863
 275         * trans-array.c (gfc_trans_deferred_array): Return if this
 276         is a result variable.
 277
 278 2009-04-07  Janus Weil  <janus@gcc.gnu.org>
 279
 280         PR fortran/38152
 281         * trans-decl.c (gfc_get_symbol_decl): Correctly set decl location for
 282         procedure pointer decls.
 283
 284 2009-04-07  Janus Weil  <janus@gcc.gnu.org>
 285
 286         PR fortran/38290
 287         * expr.c (gfc_check_pointer_assign): Enable interface check for
 288         procedure pointers.
 289         * gfortran.h: Add copy_formal_args_intr.
 290         * interface.c (gfc_compare_interfaces): Call gfc_compare_intr_interfaces
 291         if second argument is an intrinsic.
 292         (compare_intr_interfaces): Correctly set attr.function, attr.subroutine
 293         and ts.
 294         (compare_parameter): Call gfc_compare_interfaces also for intrinsics.
 295         * resolve.c (resolve_specific_f0,resolve_specific_s0): Don't resolve
 296         intrinsic interfaces here. Must happen earlier.
 297         (resolve_symbol): Resolution of intrinsic interfaces moved here from
 298         resolve_specific_..., and formal args are now copied from intrinsic
 299         interfaces.
 300         * symbol.c (copy_formal_args_intr): New function to copy the formal
 301         arguments from an intinsic procedure.
 302
 303 2009-04-06  Paul Thomas  <pault@gcc.gnu.org>
 304
 305         PR fortran/38863
 306         * dependency.c (ref_same_as_full_array): New function.
 307         (gfc_dep_resolver): Call it.
 308
 309 2009-04-06  Janus Weil  <janus@gcc.gnu.org>
 310
 311        PR fortran/39414
 312        * decl.c (match_procedure_decl): Fix double declaration problems with
 313        PROCEDURE statements.
 314        * symbol.c (gfc_add_type): Ditto.
 315
 316 2009-04-06  Paul Thomas  <pault@gcc.gnu.org>
 317
 318         PR fortran/36091
 319         * trans-array.c (gfc_conv_array_ref): If the symbol has the
 320         temporary attribute use the array_spec for the bounds.
 321         * gfortran.h : Add the temporary field to the structure
 322         'symbol_attribute'.
 323         * trans-stmt.c (forall_make_variable_temp): Set the symbol's
 324         temporary attribute.
 325
 326 2009-04-05  Daniel Franke  <franke.daniel@gmail.com>
 327
 328         PR fortran/29458
 329         * trans-array.c (gfc_trans_array_constructor_value): Shadow
 330         implied do-loop variable to avoid spurious middle-end warnings.
 331
 332 2009-04-04  Tobias Burnus  <burnus@net-b.de>
 333
 334         PR fortran/39577
 335         * trans-decl.c (gfc_generate_function_code): Move recursive
 336         check to the right position.
 337
 338 2009-04-04  Paul Thomas  <pault@gcc.gnu.org>
 339
 340         PR fortran/37614
 341         * trans-common.c (translate_common): Do not offset the whole
 342         coomon block.
 343
 344 2009-04-03  Tobias Burnus  <burnus@net-b.de>
 345
 346         PR fortran/39594
 347         * resolve.c (resolve_common_vars): Add FL_VARIABLE to symbol
 348         if it is not a procedure pointer.
 349         * primary.c (match_actual_arg): Ditto.
 350
 351 2009-03-31  Joseph Myers  <joseph@codesourcery.com>
 352
 353         PR preprocessor/15638
 354         * cpp.c (cb_cpp_error): Handle CPP_DL_FATAL.
 355
 356 2009-03-30  Steven G. Kargl  <kargls@comcast.net>
 357
 358         PR fortran/38389
 359         * trans-stmt.c(gfc_trans_allocate): Add translation of ERRMSG.
 360         (gfc_trans_deallocate): Add translation of ERRMSG.  Remove stale
 361         comments.  Minor whitespace cleanup.
 362         * resolve.c(is_scalar_expr_ptr): Whitespace cleanup.
 363         (resolve_deallocate_expr (gfc_expr *e): Update error message.
 364         (resolve_allocate_expr):  Remove dead code.  Update error message.
 365         Move error checking to ...
 366         (resolve_allocate_deallocate): ... here.  Add additional error
 367         checking for STAT, ERRMSG, and allocate-objects.
 368         * match.c(gfc_match_allocate,gfc_match_deallocate):  Parse ERRMSG.
 369         Check for redundant uses of STAT and ERRMSG.  Reword error message
 370         and add checking for pointer, allocatable, and proc_pointer attributes.
 371
 372 2009-03-30  Paul Thomas  <pault@gcc.gnu.org>
 373
 374         PR fortran/22571
 375         PR fortran/26227
 376         PR fortran/24886
 377         * symbol.c : Add gfc_global_ns_list.
 378         * decl.c (add_global_entry): Set the namespace ('ns') field.
 379         * gfortran.h : Add the resolved field to gfc_namespace. Add the
 380         namespace ('ns') field to gfc_gsymbol.  Add flag_whole_file to
 381         gfc_option_t.  Add the prototype for gfc_free_dt_list.
 382         * lang.opt : Add the whole-file option.
 383         * invoke.texi : Document the whole-file option.
 384         * resolve.c (resolve_global_procedure): If the fwhole-file
 385         option is set, reorder gsymbols to ensure that translation is
 386         in the right order.  Resolve the gsymbol's namespace if that
 387         has not occurred and then check interfaces.
 388         (resolve_function): Move call to resolve_global_procedure.
 389         (resolve_call): The same.
 390         (resolve_codes): Store the current labels_obstack.
 391         (gfc_resolve) : Return if the namespace is already resolved.
 392         trans-decl.c (gfc_get_extern_function_decl): If the whole_file
 393         option is selected, use the backend_decl of a gsymbol, if it is
 394         available.
 395         parse.c (add_global_procedure, add_global_program): If the flag
 396         whole-file is set, add the namespace to the gsymbol.
 397         (gfc_parse_file): On -fwhole-file, put procedure namespaces on
 398         the global namespace list.  Rearrange to do resolution of all
 399         the procedures in a file, followed by their translation.
 400         * options.c (gfc_init_options): Add -fwhole-file.
 401         (gfc_handle_option): The same.
 402
 403 2009-03-30  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 404
 405         * f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_HUGE_VAL
 406         family of intrinsics instead of BUILT_IN_INF family.
 407         * trans-intrinsics.c (gfc_conv_intrinsic_nearest): Use
 408         BUILT_IN_HUGE_VAL instead of BUILT_IN_INF.
 409
 410 2009-03-30  Jakub Jelinek  <jakub@redhat.com>
 411
 412         * trans-types.c (gfc_sym_type, gfc_return_by_reference): For
 413         sym->attr.result check sym->ns->proc_name->attr.is_bind_c.
 414
 415 2009-03-30  Joseph Myers  <joseph@codesourcery.com>
 416
 417         PR rtl-optimization/323
 418         * options.c (gfc_post_options): Set
 419         flag_excess_precision_cmdline.  Give an error for
 420         -fexcess-precision=standard for processors where the option is
 421         significant.
 422
 423 2009-03-29  Joseph Myers  <joseph@codesourcery.com>
 424
 425         PR preprocessor/34695
 426         * cpp.c (cb_cpp_error): New.
 427         (gfc_cpp_post_options): Don't set cpp_option->inhibit_warnings.
 428         Don't check cpp_errors (cpp_in).
 429         (gfc_cpp_init_0): Set cb->error.
 430
 431 2009-03-29  Steven G. Kargl  <kargl@gcc.gnu.org>
 432
 433         PR fortran/38823
 434         * gfortran.h: Add ARITH_PROHIBIT to arith enum.
 435         expr.c (gfc_match_init_expr): Add global variable init_flag to
 436         flag matching an initialization expression.
 437         (check_intrinsic_op): Move no longer reachable error message to ...
 438         * arith.c (arith_power): ... here.  Remove gfc_ prefix in
 439         gfc_arith_power.  Use init_flag.  Allow constant folding of x**y
 440         when y is REAL or COMPLEX.
 441         (eval_intrinsic): Remove restriction that y in x**y must be INTEGER
 442         for constant folding.
 443         * gfc_power: Update gfc_arith_power to arith_power
 444
 445 2009-03-29  Daniel Kraft  <d@domob.eu>
 446
 447         PR fortran/37423
 448         * gfortran.h (struct gfc_typebound_proc): Added new flag `deferred' and
 449         added a comment explaining DEFERRED binding handling.
 450         * decl.c (match_binding_attributes): Really match DEFERRED attribute.
 451         (match_procedure_in_type): Really match PROCEDURE(interface) syntax
 452         and do some validity checks for DEFERRED and this construct.
 453         * module.c (binding_overriding): New string constant for DEFERRED.
 454         (mio_typebound_proc): Module-IO DEFERRED flag.
 455         * resolve.c (check_typebound_override): Ensure that a non-DEFERRED
 456         binding is not overridden by a DEFERRED one.
 457         (resolve_typebound_procedure): Allow abstract interfaces as targets
 458         for DEFERRED bindings.
 459         (ensure_not_abstract_walker), (ensure_not_abstract): New methods.
 460         (resolve_fl_derived): Use new `ensure_not_abstract' method for
 461         non-ABSTRACT types extending ABSTRACT ones to ensure each DEFERRED
 462         binding is overridden.
 463         (check_typebound_baseobject): New method.
 464         (resolve_compcall), (resolve_typebound_call): Check base-object of
 465         the type-bound procedure call.
 466         * gfc-internals.texi (Type-bound procedures): Document a little bit
 467         about internal handling of DEFERRED bindings.
 468
 469 2009-03-29  Tobias Schlüter  <tobi@gcc.gnu.org>
 470
 471         PR fortran/38507
 472         * gfortran.h (gfc_st_label): Fix comment.
 473         (gfc_exec_op): Add statement code EXEC_END_BLOCK for end of block.
 474         * parse.c (accept_statement): Use EXEC_END_BLOCK for END IF and
 475         END SELECT with labels.
 476         (check_do_closure): Fix formatting.
 477         (parse_do_block): Fix typo in error message.
 478         * resolve.c (code_stack): Remove tail member.  Update comment to
 479         new use of reachable_labels.
 480         (reachable_labels): Rename to ...
 481         (find_reachable_labels): ... this.  Overhaul.  Update preceding
 482         comment.
 483         (resolve_branch): Fix comment preceding function.  Rewrite.
 484         (resolve_code): Update call to find_reachable_labels.  Add code to
 485         deal with EXEC_END_BLOCK.
 486         * st.c (gfc_free_statement): Add code to deal with EXEC_END_BLOCK.
 487         Add 2009 to copyright years.
 488         * trans.c (gfc_trans_code): Likewise on both counts.
 489
 490 2009-03-31  Paul Thomas  <pault@gcc.gnu.org>
 491
 492         PR fortran/38917
 493         * expr.c (gfc_check_assign): Allow pointer components when
 494         checking for NULL.
 495
 496         PR fortran/38918
 497         * resolve.c (check_data_variable): Treat pointer arrays with
 498         scalars.
 499
 500 2009-03-31  Paul Thomas  <pault@gcc.gnu.org>
 501
 502         PR fortran/38915
 503         * trans-expr.c (gfc_trans_assignment_1): Ensure temporaries
 504         have a string_length.
 505
 506 2009-03-28  Tobias Burnus  <burnus@net-b.de>
 507
 508         PR fortran/34656
 509         * trans-stmt.c (gfc_trans_simple_do, gfc_trans_do):
 510         Add GFC_RTCHECK_DO support.
 511         * option.c (gfc_handle_runtime_check_option): Enable GFC_RTCHECK_DO.
 512         * invoke.texi (-fcheck): Document "do" option.
 513
 514 2009-03-28  Paul Thomas  <pault@gcc.gnu.org>
 515
 516         PR fortran/38538
 517         * trans-array.c (get_elemental_fcn_charlen): Remove.
 518         (get_array_charlen): New function to replace previous.
 519
 520 2009-03-28  Paul Thomas  <pault@gcc.gnu.org>
 521
 522         PR fortran/38765
 523         * parse.c (parse_derived): Do not break on finding pointer,
 524         allocatable or private components.
 525
 526 2009-03-28  Tobias Burnus  <burnus@net-b.de>
 527
 528         PR fortran/32626
 529         * option.c (gfc_handle_runtime_check_option): Enable recursion check.
 530         * trans-decl.c (gfc_generate_function_code): Add recursion check.
 531         * invoke.texi (-fcheck): Add recursive option.
 532
 533 2009-03-28  Tobias Burnus  <burnus@net-b.de>
 534
 535         PR fortran/38432
 536         * resolve.c (gfc_resolve_iterator): Add zero-loop warning.
 537
 538 2009-03-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 539             Paul Thomas  <pault@gcc.gnu.org>
 540             Tobias Burnus  <burnus@net-b.de>
 541
 542         * gfortran.h (gfc_option_t): Add rtcheck.
 543         * lang.opt: New option -fcheck.
 544         * libgfortran.h: Add GFC_RTCHECK_* constants.
 545         * invoke.texi: Document -fcheck.
 546         * options.c (gfc_handle_runtime_check_option): New function.
 547         (gfc_init_options,gfc_post_options,gfc_handle_option):
 548         Add -fcheck option.
 549
 550 2009-03-27  Richard Guenther  <rguenther@suse.de>
 551
 552         * trans-array.c (gfc_conv_descriptor_data_addr): Use
 553         gfc_build_addr_expr instead of build_fold_addr_expr.
 554         (gfc_trans_allocate_array_storage, gfc_trans_array_constructor_value,
 555         gfc_trans_constant_array_constructor, gfc_conv_array_data,
 556         gfc_conv_expr_descriptor, gfc_conv_array_parameter): Likewise.
 557         * trans-expr.c (gfc_conv_missing_dummy, gfc_conv_variable,
 558         gfc_conv_function_val, gfc_conv_operator_assign,
 559         gfc_conv_subref_array_arg, gfc_conv_function_call,
 560         gfc_conv_expr_reference, gfc_trans_scalar_assign): Likewise.
 561         * trans-intrinsic.c (gfc_conv_intrinsic_exponent,
 562         gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate,
 563         gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax_char,
 564         gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_spacing,
 565         gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_set_exponent,
 566         gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer,
 567         gfc_conv_intrinsic_si_kind, gfc_conv_intrinsic_trim): Likewise.
 568         * trans-io.c (gfc_trans_io_runtime_check, set_parameter_ref,
 569         gfc_convert_array_to_string, gfc_trans_open, gfc_trans_close,
 570         build_filepos, gfc_trans_inquire, gfc_trans_wait,
 571         nml_get_addr_expr, transfer_namelist_element, build_dt,
 572         gfc_trans_dt_end, transfer_array_component, transfer_expr,
 573         transfer_array_desc, gfc_trans_transfer): Likewise.
 574         * trans-stmt.c (gfc_trans_allocate, gfc_trans_deallocate): Likewise.
 575         * trans.c (gfc_build_addr_expr): Mark the base of the address
 576         TREE_ADDRESSABLE.
 577
 578 2009-03-27  Tobias Burnus  <burnus@net-b.de>
 579
 580         * gfortran.h (enum init_local_real.): Add GFC_INIT_REAL_SNAN.
 581         (gfc_expr): Add is_snan.
 582         * trans-const.c (gfc_conv_mpfr_to_tree): Support SNaN.
 583         (gfc_conv_constant_to_tree): Update call to gfc_conv_mpfr_to_tree.
 584         * trans-const.h (gfc_conv_mpfr_to_tree): Update prototype.
 585         * resolve.c (build_default_init_expr): Update call.
 586         * target-memory.c (encode_float): Ditto.
 587         * trans-intrinsic.c (gfc_conv_intrinsic_aint,gfc_conv_intrinsic_mod,
 588
 589 2009-03-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 590
 591         * lang.opt: Unify help texts for -I, -Wconversion, -d, -fopenmp,
 592         and -fpreprocessed.
 593
 594 2009-03-06  Alexandre Oliva <aoliva@redhat.com>
 595
 596         * simplify.c (gfc_simplify_transfer): Zero-initialize the
 597         buffer.
 598
 599 2009-02-27  Tobias Burnus  <burnus@net-b.de>
 600
 601         PR fortran/39309
 602         * module.c (read_md5_from_module_file): Add missing quote.
 603
 604 2009-02-27  Tobias Burnus  <burnus@net-b.de>
 605
 606         PR fortran/39309
 607         * module.c (read_md5_from_module_file): Include mod version
 608         in had-changed test.
 609
 610 2009-02-26  Paul Thomas  <pault@gcc.gnu.org>
 611
 612         PR fortran/39295
 613         * interface.c (compare_type_rank_if): Return 1 if the symbols
 614         are the same and deal with external procedures where one is
 615         identified to be a function or subroutine by usage but the
 616         other is not.
 617
 618 2009-02-26  Paul Thomas  <pault@gcc.gnu.org>
 619
 620         PR fortran/39292
 621         * trans-array.c (gfc_conv_array_initializer): Convert all
 622         expressions rather than ICEing.
 623
 624 2009-02-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
 625
 626         PR fortran/38914
 627         * array.c (ref_dimen_size):  Rename to gfc_ref_dimen_size,
 628         make global.  Change function name in error messages.
 629         (ref_size):  Change ref_dimen_size to gfc_ref_dimen_size.
 630         (gfc_array_ref_shape):  Likewise.
 631         * gfortran.h:  Add prototype for gfc_ref_dimen_size.
 632         * simplify.c (simplify_bound_dim):  Add ref argument.
 633         If the reference isn't a full array, return one for
 634         the lower bound and the extent for the upper bound.
 635         (simplify_bound):  For array sections, take as from the
 636         argument.  Add reference to all to simplify_bound_dim.
 637
 638 2009-02-19  Daniel Franke  <franke.daniel@gmail.com>
 639
 640         * scanner.c (load_line): At end of line, skip '\r' without setting
 641         the truncation flag.
 642
 643 2009-02-18  Daniel Kraft  <d@domob.eu>
 644
 645         * gfortran.texi: New chapter about compiler characteristics.
 646         (Compiler Characteristics): Document KIND type parameters here.
 647
 648 2009-02-18  Tobias Burnus  <burnus@net-b.de>
 649
 650         * intrinsic.texi (MALLOC): Make example more portable.
 651
 652 2009-02-13  Mikael Morin  <mikael.morin@tele2.fr>
 653
 654         PR fortran/38259
 655         * module.c (gfc_dump_module,gfc_use_module): Add module
 656         version number.
 657
 658 2009-02-13  Paul Thomas  <pault@gcc.gnu.org>
 659
 660         PR fortran/36703
 661         PR fortran/36528
 662         * trans-expr.c (gfc_conv_function_val): Stabilize Cray-pointer
 663         function references to ensure that a valid expression is used.
 664         (gfc_conv_function_call): Pass Cray pointers to procedures.
 665
 666 2009-02-03  Jakub Jelinek  <jakub@redhat.com>
 667
 668         * gfortranspec.c (lang_specific_driver): Update copyright notice
 669         dates.
 670
 671 2009-01-28  Paul Thomas  <pault@gcc.gnu.org>
 672
 673         PR fortran/38852
 674         PR fortran/39006
 675         * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use the array
 676         descriptor ubound for UBOUND, when the array lbound == 1.
 677
 678 2009-01-27  Daniel Kraft  <d@domob.eu>
 679
 680         PR fortran/38883
 681         * trans-stmt.c (gfc_conv_elemental_dependencies):  Create temporary
 682         for the real type needed to make it work for subcomponent-references.
 683
 684 2009-01-21  Daniel Kraft  <d@domob.eu>
 685
 686         * trans-stmt.c (gfc_conv_elemental_dependencies):  Cleaned up comment.
 687
 688 2009-01-20  Paul Thomas  <pault@gcc.gnu.org>
 689
 690         PR fortran/38907
 691         * resolve.c (check_host_association): Remove the matching to
 692         correct an incorrect host association and use manipulation of
 693         the expression instead.
 694
 695 2009-01-20  Tobias Burnus  <burnus@net-b.de>
 696
 697         * invoke.texi (RANGE): RANGE also takes INTEGER arguments.
 698
 699 2009-01-19  Mikael Morin  <mikael.morin@tele2.fr>
 700
 701         PR fortran/38859
 702         * simplify.c (simplify_bound): Don't use array specification
 703         if variable or component has subsequent references.
 704
 705 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
 706
 707         PR fortran/38657
 708         * module.c (write_common_0): Add argument 'this_module' and
 709         check that non-use associated common blocks are written first.
 710         (write_common): Call write_common_0 twice, once with true and
 711         then with false.
 712
 713 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
 714
 715         PR fortran/34955
 716         * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): Has
 717         been absorbed into gfc_conv_intrinsic_transfer. All
 718         references to it in trans-intrinsic.c have been changed
 719         accordingly.  PR fixed by using a temporary for scalar
 720         character transfer, when the source is shorter than the
 721         destination.
 722
 723 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
 724
 725         PR fortran/38657
 726         * module.c (write_common_0): Revert patch of 2009-01-05.
 727
 728 2009-01-16  Janus Weil  <janus@gcc.gnu.org>
 729
 730         PR fortran/38152
 731         * expr.c (gfc_check_pointer_assign): Allow use-associated procedure
 732         pointers as lvalue.
 733         * trans-decl.c (get_proc_pointer_decl,gfc_create_module_variable):
 734         Enable procedure pointers as module variables.
 735
 736 2009-01-14  Steven G. Kargl  <kargl@gcc.gnu.org>
 737
 738         * ChangeLog-2007: Clean out svn merge droppings.
 739
 740 2009-01-10  Paul Thomas  <pault@gcc.gnu.org>
 741
 742         PR fortran/38763
 743         * target-memory.c (encode_derived): Encode NULL.
 744
 745 2009-01-10  Paul Thomas  <pault@gcc.gnu.org>
 746
 747         PR fortran/38765
 748         * resolve.c (check_host_association): Use the symtree name to
 749         search for a potential contained procedure, since this is the
 750         name by which it would be referenced.
 751
 752 2009-01-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 753
 754         PR fortran/38220
 755         * interface.c (gfc_procedure_use):  Don't warn about functions
 756         from ISO_C_BINDING.
 757         * symbol.c (generate_isocbinding_symbol):  Mark c_loc and
 758         c_funloc as pure.
 759
 760 2009-01-05  Paul Thomas  <pault@gcc.gnu.org>
 761
 762         PR fortran/38657
 763         * module.c (write_common_0): Use the name of the symtree rather
 764         than the common block, to determine if the common has been
 765         written.
 766
 767 2009-01-05  Daniel Franke  <franke.daniel@gmail.com>
 768
 769         PR fortran/37159
 770         * check.c (gfc_check_random_seed): Added size check for GET
 771         dummy argument, reworded error messages to follow common pattern.
 772
 773 2009-01-05  Thomas Koenig  <tkoenig@gcc.gnu.org>
 774
 775         PR fortran/38672
 776         * trans-types.c (gfc_get_derived_type):  Check for the
 777         presence of derived->ns->proc_name before
 778         accessing derived->ns->proc_name->attr.flavor .
 779         * resolve.c (resolve_symbol):  Likewise.
 780
 781 2009-01-05  Paul Thomas  <pault@gcc.gnu.org>
 782
 783         PR fortran/38665
 784         * gfortran.h : Add bit to gfc_expr 'user_operator'
 785         * interface.c (gfc_extend_expr): Set the above if the operator
 786         is substituted by a function.
 787         * resolve.c (check_host_association): Return if above is set.
 788
 789 2009-01-04  Mikael Morin  <mikael.morin@tele2.fr>
 790
 791         PR fortran/35681
 792         * ChangeLog-2008: Fix function name.
 793
 794         PR fortran/38487
 795         * dependency.c (gfc_check_argument_var_dependency):
 796         Move the check for pointerness inside the if block
 797         so that it doesn't affect the return value.
 798
 799         PR fortran/38669
 800         * trans-stmt.c (gfc_trans_call):
 801         Add the dependency code after the loop bounds calculation one.
 802
 803 2009-01-04  Daniel Franke  <franke.daniel@gmail.com>
 804
 805         * intrinsic.c (do_simplify): Removed already implemented TODO.
 806
 807 2009-01-04  Daniel Franke  <franke.daniel@gmail.com>
 808
 809         PR fortran/38718
 810         * simplify.c (gfc_simplify_merge): New.
 811         * intrinsic.h (gfc_simplify_merge): New prototype.
 812         * intrinsic.c (add_functions): Added simplification for MERGE.
 813
 814 2009-01-04  Mikael Morin  <mikael.morin@tele2.fr>
 815
 816         PR fortran/38536
 817         * gfortran.h (gfc_is_data_pointer): Added prototype
 818         * resolve.c (gfc_iso_c_func_interface):
 819         Use gfc_is_data_pointer to test for pointer attribute.
 820         * dependency.c (gfc_is_data_pointer):
 821         Support pointer-returning functions.
 822
 823 2009-01-03  Daniel Franke  <franke.daniel@gmail.com>
 824
 825         * symbol.c (save_symbol): Don't SAVE function results.
 826
 827 2009-01-03  Paul Thomas  <pault@gcc.gnu.org>
 828
 829         PR fortran/38594
 830         * resolve.c (resolve_call): When searching for proper host
 831         association, use symtree rather than symbol.  For everything
 832         except generic subroutines, substitute the symtree in the call
 833         rather than the symbol.
 834
 835 \f
 836 Copyright (C) 2009 Free Software Foundation, Inc.
 837
 838 Copying and distribution of this file, with or without modification,
 839 are permitted in any medium without royalty provided the copyright
 840 notice and this notice are preserved.