gcc/fortran/ChangeLog

   1 2009-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
   2
   3         PR fortran/38830
   4         * gfortran.texi: Document that we don't support variable FORMAT
   5         expressions.
   6
   7 2009-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
   8
   9         PR fortran/39576
  10         * error.c (error_print): Add missing break statement.
  11
  12 2009-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  13
  14         PR fortran/36382
  15         * invoke.texi: Document that -fdollar-ok does not allow $ to be
  16         used in IMPLICIT statement.
  17
  18 2009-05-06  Janus Weil  <janus@gcc.gnu.org>
  19             Paul Thomas  <pault@gcc.gnu.org>
  20
  21         PR fortran/39630
  22         * decl.c (match_procedure_interface): New function to match the
  23         interface for a PROCEDURE statement.
  24         (match_procedure_decl): Call match_procedure_interface.
  25         (match_ppc_decl): New function to match the declaration of a
  26         procedure pointer component.
  27         (gfc_match_procedure):  Call match_ppc_decl.
  28         (match_binding_attributes): Add new argument 'ppc' and handle the
  29         POINTER attribute for procedure pointer components.
  30         (match_procedure_in_type,gfc_match_generic): Added new argument to
  31         match_binding_attributes.
  32         * dump-parse-tree.c (show_expr,show_components,show_code_node): Handle
  33         procedure pointer components.
  34         * expr.c (free_expr0,gfc_copy_expr,gfc_simplify_expr): Handle EXPR_PPC.
  35         (gfc_check_pointer_assign): Handle procedure pointer components, but no
  36         full checking yet.
  37         (is_proc_ptr_comp): New function to determine if an expression is a
  38         procedure pointer component.
  39         * gfortran.h (expr_t): Add EXPR_PPC.
  40         (symbol_attribute): Add new member 'proc_pointer_comp'.
  41         (gfc_component): Add new member 'formal'.
  42         (gfc_exec_op): Add EXEC_CALL_PPC.
  43         (gfc_get_default_type): Changed first argument.
  44         (is_proc_ptr_comp): Add prototype.
  45         (gfc_match_varspec): Add new argument.
  46         * interface.c (compare_actual_formal): Handle procedure pointer
  47         components.
  48         * match.c (gfc_match_pointer_assignment,match_typebound_call): Handle
  49         procedure pointer components.
  50         * module.c (mio_expr): Handle EXPR_PPC.
  51         * parse.c (parse_derived): Handle procedure pointer components.
  52         * primary.c (gfc_match_varspec): Add new argument 'ppc_arg' and handle
  53         procedure pointer components.
  54         (gfc_variable_attr): Handle procedure pointer components.
  55         (gfc_match_rvalue): Added new argument to gfc_match_varspec and changed
  56         first argument of gfc_get_default_type.
  57         (match_variable): Added new argument to gfc_match_varspec.
  58         * resolve.c (resolve_entries,set_type,resolve_fl_parameter): Changed
  59         first argument of gfc_get_default_type.
  60         (resolve_structure_cons,resolve_actual_arglist): Handle procedure
  61         pointer components.
  62         (resolve_ppc_call): New function to resolve a call to a procedure
  63         pointer component (subroutine).
  64         (resolve_expr_ppc): New function to resolve a call to a procedure
  65         pointer component (function).
  66         (gfc_resolve_expr): Handle EXPR_PPC.
  67         (resolve_code): Handle EXEC_CALL_PPC.
  68         (resolve_fl_derived): Copy the interface for a procedure pointer
  69         component.
  70         (resolve_symbol): Fix overlong line.
  71         * st.c (gfc_free_statement): Handle EXEC_CALL_PPC.
  72         * symbol.c (gfc_get_default_type): Changed first argument.
  73         (gfc_set_default_type): Changed first argument of gfc_get_default_type.
  74         (gfc_add_component): Initialize ts.type to BT_UNKNOWN.
  75         * trans.h (gfc_conv_function_call): Renamed.
  76         * trans.c (gfc_trans_code): Handle EXEC_CALL_PPC.
  77         * trans-expr.c (gfc_conv_component_ref): Ditto.
  78         (gfc_conv_function_val): Rename to 'conv_function_val', add new
  79         argument 'expr' and handle procedure pointer components.
  80         (gfc_conv_operator_assign): Renamed gfc_conv_function_val.
  81         (gfc_apply_interface_mapping_to_expr): Handle EXPR_PPC.
  82         (gfc_conv_function_call): Rename to 'gfc_conv_procedure_call', add new
  83         argument 'expr' and handle procedure pointer components.
  84         (gfc_get_proc_ptr_comp): New function to get the backend decl for a
  85         procedure pointer component.
  86         (gfc_conv_function_expr): Renamed gfc_conv_function_call.
  87         (gfc_conv_structure): Handle procedure pointer components.
  88         * trans-intrinsic.c (gfc_conv_intrinsic_funcall,
  89         conv_generic_with_optional_char_arg): Renamed gfc_conv_function_call.
  90         * trans-stmt.h (gfc_get_proc_ptr_comp): Add prototype.
  91         * trans-stmt.c (gfc_trans_call): Renamed gfc_conv_function_call.
  92         * trans-types.h (gfc_get_ppc_type): Add prototype.
  93         * trans-types.c (gfc_get_ppc_type): New function to build a tree node
  94         for a procedure pointer component.
  95         (gfc_get_derived_type): Handle procedure pointer components.
  96
  97 2009-05-06  Tobias Burnus  <burnus@net-b.de>
  98
  99         PR fortran/40041
 100         * resolve.c (resolve_symbol): Print no warning for implicitly
 101         typed intrinsic functions.
 102
 103 2009-05-05  Janus Weil  <janus@gcc.gnu.org>
 104
 105         PR fortran/39998
 106         * expr.c (gfc_check_pointer_assign): Check for statement functions and
 107         internal procedures in procedure pointer assignments.
 108
 109 2009-04-28  Janus Weil  <janus@gcc.gnu.org>
 110
 111         PR fortran/39946
 112         * resolve.c (resolve_symbol): Correctly copy the interface of a
 113         PROCEDURE statement if the interface involves a RESULT variable.
 114
 115 2009-04-28  Janus Weil  <janus@gcc.gnu.org>
 116
 117         PR fortran/39930
 118         PR fortran/39931
 119         * expr.c (gfc_check_pointer_assign): Correctly detect if the left hand
 120         side is a pointer.
 121         * parse.c (gfc_fixup_sibling_symbols): Don't check for ambiguity.
 122
 123 2009-04-28  Paul Thomas  <pault@gcc.gnu.org>
 124
 125         PR fortran/39879
 126         * trans_expr.c (gfc_conv_procedure_call): Deep copy a derived
 127         type parentheses argument if it is a variable with allocatable
 128         components.
 129
 130 2009-04-27  Ian Lance Taylor  <iant@google.com>
 131
 132         * trans-intrinsic.c (DEFINE_MATH_BUILTIN): Add casts to enum
 133         type.
 134         * trans-io.c (st_parameter_field): Add casts to enum type.
 135
 136 2009-04-26  Steven G. Kargl  <kargl@gcc.gnu.org>
 137
 138         PR fortran/39893
 139         fortran/data.c (gfc_assign_data_value): If the lvalue is an
 140         assumed character length entity in a data statement, then
 141         return FAILURE to prevent segmentation fault.
 142
 143 2009-04-26  Jakub Jelinek  <jakub@redhat.com>
 144
 145         * trans-decl.c: Include pointer-set.h.
 146         (nonlocal_dummy_decl_pset, tree nonlocal_dummy_decls): New variables.
 147         (gfc_nonlocal_dummy_array_decl): New function.
 148         (gfc_get_symbol_decl): Call it for non-local dummy args with saved
 149         descriptor.
 150         (gfc_get_symbol_decl): Set DECL_BY_REFERENCE when needed.
 151         (gfc_generate_function_code): Initialize nonlocal_dummy_decl{s,_pset},
 152         chain it to outermost block's vars, destroy it afterwards.
 153         * Make-lang.in (trans-decl.o): Depend on pointer-set.h.
 154
 155 2009-04-25  Janus Weil  <janus@gcc.gnu.org>
 156
 157         PR fortran/39688
 158         * decl.c (gfc_match_import): Use 'sym->name' instead of 'name'.
 159         They differ if the symbol has been use-renamed.
 160
 161 2009-04-24  Ian Lance Taylor  <iant@google.com>
 162
 163         * gfortran.h (enum gfc_symbol_type): New named enum type, broken
 164         out of struct gfc_symbol.
 165         (struct gfc_symbol): Use enum gfc_symbol_type.
 166         (enum gfc_array_ref_dimen_type): New named enum type, broken out
 167         of struct gfc_array_ref).
 168         (struct gfc_array_ref): Use enum gfc_array_ref_dimen_type.
 169         (mod_pointee_as): Update declaration.
 170         * decl.c (add_global_entry): Change type to enum gfc_symbol_type.
 171         (gfc_mod_pointee_as): Change return type to "match".
 172         * module.c (mio_array_ref): Add cast to enum type.
 173         (mio_symbol): Likewise.
 174         * resolve.c (resolve_global_procedure): Change type to enum
 175         gfc_symbol_type.
 176         * trans-io.c (gfc_build_st_parameter): Change type to unsigned
 177         int.
 178
 179 2009-04-24  Daniel Kraft  <d@domob.eu>
 180
 181         * gfortran.h (gfc_get_typebound_proc): Removed as macro, now a function.
 182         (struct gfc_symtree): Moved `typebound' member inside union.
 183         (struct gfc_namespace): Add `tb_sym_root' as new symtree to sort out
 184         type-bound procedures there.
 185         (gfc_get_tbp_symtree): New procedure.
 186         * symbol.c (tentative_tbp_list): New global.
 187         (gfc_get_namespace): NULL new `tb_sym_root' member.
 188         (gfc_new_symtree): Removed initialization of `typebound' member.
 189         (gfc_undo_symbols): Process list of tentative tbp's.
 190         (gfc_commit_symbols): Ditto.
 191         (free_tb_tree): New method.
 192         (gfc_free_namespace): Call it.
 193         (gfc_get_typebound_proc): New method.
 194         (gfc_get_tbp_symtree): New method.
 195         (gfc_find_typebound_proc): Adapt to structural changes of gfc_symtree
 196         and gfc_namespace with regards to tbp's.
 197         * dump-parse-tree.c (show_typebound): Ditto.
 198         * primary.c (gfc_match_varspec): Ditto.  Don't reference tbp-symbol
 199         as it isn't a symbol any longer.
 200         * module.c (mio_typebound_symtree): Adapt to changes.
 201         (mio_typebound_proc): Ditto, create symtrees using `gfc_get_tbp_symtree'
 202         rather than `gfc_get_sym_tree'.
 203         (mio_f2k_derived): Ditto.
 204         * decl.c (match_procedure_in_type): Ditto.
 205         (gfc_match_generic): Ditto.  Don't reference tbp-symbol.
 206         * resolve.c (check_typebound_override): Adapt to changes.
 207         (resolve_typebound_generic): Ditto.
 208         (resolve_typebound_procedures): Ditto.
 209         (ensure_not_abstract_walker): Ditto.
 210         (ensure_not_abstract): Ditto.
 211         (resolve_typebound_procedure): Ditto, ignore erraneous symbols (for
 212         instance, through removed tentative ones).
 213         * gfc-internals.texi (Type-bound procedures): Document changes.
 214
 215 2009-04-24  Janus Weil  <janus@gcc.gnu.org>
 216
 217         PR fortran/39861
 218         PR fortran/39864
 219         * symbol.c (gfc_copy_formal_args_intr): Set attr.flavor and attr.dummy
 220         for the formal arguments.
 221
 222 2009-04-21  Taras Glek <tglek@mozilla.com>
 223
 224         * f95-lang.c: Update GTY annotations to new syntax.
 225         * trans-intrinsic.c: Likewise.
 226         * trans-io.c: Likewise.
 227         * trans.h: Likewise.
 228
 229 2009-04-22  Janus Weil  <janus@gcc.gnu.org>
 230
 231         PR fortran/39735
 232         * decl.c (add_hidden_procptr_result): Bugfix for procptr results.
 233         (match_procedure_decl): Set if_source.
 234         * expr.c (gfc_check_pointer_assign): Bugfix: Return after error.
 235         And: Check interface also for IFSRC_UNKNOWN (return type may be known).
 236         * gfortran.h (typedef enum ifsrc): Remove IFSRC_USAGE,
 237         add documentation. Rename copy_formal_args and copy_formal_args_intr.
 238         * interface.c (gfc_compare_interfaces): Check for return types,
 239         handle IFSRC_UNKNOWN.
 240         (compare_intr_interfaces,compare_actual_formal_intr): Obsolete, removed.
 241         (gfc_procedure_use): Modified handling of intrinsics.
 242         * intrinsic.c (add_functions): Bugfix for "dim".
 243         * resolve.c (resolve_intrinsic): New function to resolve intrinsics,
 244         which copies the interface from isym to sym.
 245         (resolve_procedure_expression,resolve_function): Use new function
 246         'resolve_intrinsic'.
 247         (resolve_symbol): Add function attribute for externals with return type
 248         and use new function 'resolve_intrinsic'.
 249         * symbol.c (ifsrc_types): Remove string for IFSRC_USAGE.
 250         (copy_formal_args): Renamed to gfc_copy_formal_args.
 251         (copy_formal_args_intr): Renamed to gfc_copy_formal_args_intr.
 252         * trans-const.c (gfc_conv_const_charlen): Handle cl==NULL.
 253
 254 2009-04-21  Joseph Myers  <joseph@codesourcery.com>
 255
 256         * ChangeLog, ChangeLog-2002, ChangeLog-2003, ChangeLog-2004,
 257         ChangeLog-2005, ChangeLog-2006, ChangeLog-2007, ChangeLog-2008,
 258         ChangeLog.ptr, config-lang.in, ioparm.def, mathbuiltins.def: Add
 259         copyright and license notices.
 260         * ChangeLog, ChangeLog-2005, ChangeLog-2006, ChangeLog-2007,
 261         ChangeLog-2008: Correct dates.
 262
 263 2009-04-20  Tobias Burnus  <burnus@net-b.de>
 264
 265         PR fortran/39811
 266         * scanner.c (load_line): Fix bogus "&" compile-time diagnostic.
 267
 268 2009-04-20  Paul Thomas  <pault@gcc.gnu.org>
 269
 270         PR fortran/39800
 271         * resolve.c (is_sym_host_assoc): New function.
 272         (resolve_fl_derived): Call it when checking PRIVATE components
 273         of PUBLIC derived types.  Change gfc_error to a gfc_notify_std
 274         with std=f2003.
 275         (resolve_fl_namelist): Call it twice to check for host
 276         association.
 277
 278 2009-04-20  Ian Lance Taylor  <iant@google.com>
 279
 280         * module.c (import_iso_c_binding_module): Add casts to enum type.
 281         * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Change op to enum
 282         tree_code.
 283         (gfc_conv_intrinsic_anyall): Likewise.
 284         (gfc_conv_intrinsic_arith): Likewise.
 285         (gfc_conv_intrinsic_minmaxloc): Likewise.
 286         (gfc_conv_intrinsic_minmaxval): Likewise.
 287         (gfc_conv_intrinsic_bitop): Likewise.
 288         (gfc_conv_intrinsic_singlebitop): Likewise.
 289         (gfc_conv_intrinsic_strcmp): Likewise.
 290
 291 2009-04-20  Vasilis Liaskovitis  <vliaskov@gmail.com>
 292             Jakub Jelinek  <jakub@redhat.com>
 293
 294         PR fortran/35423
 295         * trans.h (OMPWS_WORKSHARE_FLAG, OMPWS_CURR_SINGLEUNIT,
 296         OMPWS_SCALARIZER_WS, OMPWS_NOWAIT): Define.
 297         (ompws_flags): New extern decl.
 298         * trans-array.c (gfc_trans_scalarized_loop_end): Build OMP_FOR
 299         for the outer dimension if ompws_flags allow it.
 300         * trans.c (gfc_generate_code): Clear ompws_flags.
 301         * trans-expr.c (gfc_trans_assignment_1): Allow worksharing
 302         array assignments inside of !$omp workshare.
 303         * trans-stmt.c (gfc_trans_where_3): Similarly for where statements
 304         and constructs.
 305         * trans-openmp.c (ompws_flags): New variable.
 306         (gfc_trans_omp_workshare): Rewritten.
 307
 308 2009-04-11  Daniel Kraft  <d@domob.eu>
 309
 310         PR fortran/37746
 311         * gfortran.h (struct gfc_charlen): New field `passed_length' to store
 312         the actual passed string length for dummy arguments.
 313         * trans-decl.c (gfc_create_string_length): Formatting fixes and added
 314         assertion, moved a local variable into the innermost block it is needed.
 315         (create_function_arglist): Removed TODO about the check being
 316         implemented and initialize cl->passed_length here.
 317         (add_argument_checking): New method.
 318         (gfc_generate_function_code): Call the argument checking method.
 319
 320 2009-04-11  Janus Weil  <janus@gcc.gnu.org>
 321
 322         PR fortran/39692
 323         * symbol.c (check_conflict): Reject procedure pointers for -std=f95.
 324
 325 2009-04-11  Daniel Franke  <franke.daniel@gmail.com>
 326
 327         * resolve.c (resolve_global_procedure): Enable whole-file checking for
 328         procedures that are declared later in the file.
 329
 330 2009-04-10  Paolo Bonzini  <bonzini@gnu.org>
 331
 332         PR middle-end/39701
 333         * trans.c (gfc_allocate_with_status): Fix type mismatches
 334         on "pstat == 0".
 335
 336 2009-04-10  Daniel Franke  <franke.daniel@gmail.com>
 337
 338         PR fortran/38709
 339         * expr.c (find_array_section): Leave early on zero-sized arrays.
 340
 341 2009-04-09  Janus Weil  <janus@gcc.gnu.org>
 342
 343         PR fortran/36704
 344         * decl.c (add_hidden_procptr_result): New function for handling
 345         procedure pointer return values by adding a hidden result variable.
 346         (variable_decl,match_procedure_decl,gfc_match_function_decl,
 347         gfc_match_subroutine,gfc_match_end,attr_decl1): Handle procedure pointer
 348         return values.
 349         * parse.c (parse_interface): Add EXTERNAL attribute only after
 350         FUNCTION/SUBROUTINE declaration is complete.
 351         * primary.c (replace_hidden_procptr_result): New function for replacing
 352         function symbol by hidden result variable.
 353         (gfc_match_rvalue,match_variable): Replace symbol by hidden result
 354         variable.
 355         * resolve.c (resolve_contained_fntype,resolve_function,resolve_variable,
 356         resolve_symbol): Allow for procedure pointer function results.
 357         (resolve_fl_procedure): Conflict detection moved here from
 358         'check_conflict'.
 359         * symbol.c (gfc_check_function_type): Allow for procedure pointer
 360         function results.
 361         (check_conflict): Move some conflict detection to resolution stage.
 362         * trans-types.c (gfc_sym_type,gfc_get_function_type): Handle hidden
 363         result variables.
 364
 365 2009-04-08  Jakub Jelinek  <jakub@redhat.com>
 366
 367         * trans-types.c (gfc_init_types): Ensure gfc_integer_types doesn't
 368         contain TYPE_STRING_FLAG types.
 369
 370 2009-04-08  Janne Blomqvist  <jb@gcc.gnu.org>
 371
 372         PR fortran/39670
 373         * invoke.texi (fdollar-ok): Fix typo.
 374
 375 2009-04-08  Daniel Franke  <franke.daniel@gmail.com>
 376
 377         PR fortran/39670
 378         * invoke.texi (fdollar-ok): Clarify limitations.
 379
 380 2009-04-08  Paul Thomas  <pault@gcc.gnu.org>
 381
 382         PR fortran/38863
 383         * trans-array.c (gfc_trans_deferred_array): Return if this
 384         is a result variable.
 385
 386 2009-04-07  Janus Weil  <janus@gcc.gnu.org>
 387
 388         PR fortran/38152
 389         * trans-decl.c (gfc_get_symbol_decl): Correctly set decl location for
 390         procedure pointer decls.
 391
 392 2009-04-07  Janus Weil  <janus@gcc.gnu.org>
 393
 394         PR fortran/38290
 395         * expr.c (gfc_check_pointer_assign): Enable interface check for
 396         procedure pointers.
 397         * gfortran.h: Add copy_formal_args_intr.
 398         * interface.c (gfc_compare_interfaces): Call gfc_compare_intr_interfaces
 399         if second argument is an intrinsic.
 400         (compare_intr_interfaces): Correctly set attr.function, attr.subroutine
 401         and ts.
 402         (compare_parameter): Call gfc_compare_interfaces also for intrinsics.
 403         * resolve.c (resolve_specific_f0,resolve_specific_s0): Don't resolve
 404         intrinsic interfaces here. Must happen earlier.
 405         (resolve_symbol): Resolution of intrinsic interfaces moved here from
 406         resolve_specific_..., and formal args are now copied from intrinsic
 407         interfaces.
 408         * symbol.c (copy_formal_args_intr): New function to copy the formal
 409         arguments from an intinsic procedure.
 410
 411 2009-04-06  Paul Thomas  <pault@gcc.gnu.org>
 412
 413         PR fortran/38863
 414         * dependency.c (ref_same_as_full_array): New function.
 415         (gfc_dep_resolver): Call it.
 416
 417 2009-04-06  Janus Weil  <janus@gcc.gnu.org>
 418
 419        PR fortran/39414
 420        * decl.c (match_procedure_decl): Fix double declaration problems with
 421        PROCEDURE statements.
 422        * symbol.c (gfc_add_type): Ditto.
 423
 424 2009-04-06  Paul Thomas  <pault@gcc.gnu.org>
 425
 426         PR fortran/36091
 427         * trans-array.c (gfc_conv_array_ref): If the symbol has the
 428         temporary attribute use the array_spec for the bounds.
 429         * gfortran.h : Add the temporary field to the structure
 430         'symbol_attribute'.
 431         * trans-stmt.c (forall_make_variable_temp): Set the symbol's
 432         temporary attribute.
 433
 434 2009-04-05  Daniel Franke  <franke.daniel@gmail.com>
 435
 436         PR fortran/29458
 437         * trans-array.c (gfc_trans_array_constructor_value): Shadow
 438         implied do-loop variable to avoid spurious middle-end warnings.
 439
 440 2009-04-04  Tobias Burnus  <burnus@net-b.de>
 441
 442         PR fortran/39577
 443         * trans-decl.c (gfc_generate_function_code): Move recursive
 444         check to the right position.
 445
 446 2009-04-04  Paul Thomas  <pault@gcc.gnu.org>
 447
 448         PR fortran/37614
 449         * trans-common.c (translate_common): Do not offset the whole
 450         coomon block.
 451
 452 2009-04-03  Tobias Burnus  <burnus@net-b.de>
 453
 454         PR fortran/39594
 455         * resolve.c (resolve_common_vars): Add FL_VARIABLE to symbol
 456         if it is not a procedure pointer.
 457         * primary.c (match_actual_arg): Ditto.
 458
 459 2009-03-31  Joseph Myers  <joseph@codesourcery.com>
 460
 461         PR preprocessor/15638
 462         * cpp.c (cb_cpp_error): Handle CPP_DL_FATAL.
 463
 464 2009-03-30  Steven G. Kargl  <kargls@comcast.net>
 465
 466         PR fortran/38389
 467         * trans-stmt.c(gfc_trans_allocate): Add translation of ERRMSG.
 468         (gfc_trans_deallocate): Add translation of ERRMSG.  Remove stale
 469         comments.  Minor whitespace cleanup.
 470         * resolve.c(is_scalar_expr_ptr): Whitespace cleanup.
 471         (resolve_deallocate_expr (gfc_expr *e): Update error message.
 472         (resolve_allocate_expr):  Remove dead code.  Update error message.
 473         Move error checking to ...
 474         (resolve_allocate_deallocate): ... here.  Add additional error
 475         checking for STAT, ERRMSG, and allocate-objects.
 476         * match.c(gfc_match_allocate,gfc_match_deallocate):  Parse ERRMSG.
 477         Check for redundant uses of STAT and ERRMSG.  Reword error message
 478         and add checking for pointer, allocatable, and proc_pointer attributes.
 479
 480 2009-03-30  Paul Thomas  <pault@gcc.gnu.org>
 481
 482         PR fortran/22571
 483         PR fortran/26227
 484         PR fortran/24886
 485         * symbol.c : Add gfc_global_ns_list.
 486         * decl.c (add_global_entry): Set the namespace ('ns') field.
 487         * gfortran.h : Add the resolved field to gfc_namespace. Add the
 488         namespace ('ns') field to gfc_gsymbol.  Add flag_whole_file to
 489         gfc_option_t.  Add the prototype for gfc_free_dt_list.
 490         * lang.opt : Add the whole-file option.
 491         * invoke.texi : Document the whole-file option.
 492         * resolve.c (resolve_global_procedure): If the fwhole-file
 493         option is set, reorder gsymbols to ensure that translation is
 494         in the right order.  Resolve the gsymbol's namespace if that
 495         has not occurred and then check interfaces.
 496         (resolve_function): Move call to resolve_global_procedure.
 497         (resolve_call): The same.
 498         (resolve_codes): Store the current labels_obstack.
 499         (gfc_resolve) : Return if the namespace is already resolved.
 500         trans-decl.c (gfc_get_extern_function_decl): If the whole_file
 501         option is selected, use the backend_decl of a gsymbol, if it is
 502         available.
 503         parse.c (add_global_procedure, add_global_program): If the flag
 504         whole-file is set, add the namespace to the gsymbol.
 505         (gfc_parse_file): On -fwhole-file, put procedure namespaces on
 506         the global namespace list.  Rearrange to do resolution of all
 507         the procedures in a file, followed by their translation.
 508         * options.c (gfc_init_options): Add -fwhole-file.
 509         (gfc_handle_option): The same.
 510
 511 2009-03-30  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 512
 513         * f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_HUGE_VAL
 514         family of intrinsics instead of BUILT_IN_INF family.
 515         * trans-intrinsics.c (gfc_conv_intrinsic_nearest): Use
 516         BUILT_IN_HUGE_VAL instead of BUILT_IN_INF.
 517
 518 2009-03-30  Jakub Jelinek  <jakub@redhat.com>
 519
 520         * trans-types.c (gfc_sym_type, gfc_return_by_reference): For
 521         sym->attr.result check sym->ns->proc_name->attr.is_bind_c.
 522
 523 2009-03-30  Joseph Myers  <joseph@codesourcery.com>
 524
 525         PR rtl-optimization/323
 526         * options.c (gfc_post_options): Set
 527         flag_excess_precision_cmdline.  Give an error for
 528         -fexcess-precision=standard for processors where the option is
 529         significant.
 530
 531 2009-03-29  Joseph Myers  <joseph@codesourcery.com>
 532
 533         PR preprocessor/34695
 534         * cpp.c (cb_cpp_error): New.
 535         (gfc_cpp_post_options): Don't set cpp_option->inhibit_warnings.
 536         Don't check cpp_errors (cpp_in).
 537         (gfc_cpp_init_0): Set cb->error.
 538
 539 2009-03-29  Steven G. Kargl  <kargl@gcc.gnu.org>
 540
 541         PR fortran/38823
 542         * gfortran.h: Add ARITH_PROHIBIT to arith enum.
 543         expr.c (gfc_match_init_expr): Add global variable init_flag to
 544         flag matching an initialization expression.
 545         (check_intrinsic_op): Move no longer reachable error message to ...
 546         * arith.c (arith_power): ... here.  Remove gfc_ prefix in
 547         gfc_arith_power.  Use init_flag.  Allow constant folding of x**y
 548         when y is REAL or COMPLEX.
 549         (eval_intrinsic): Remove restriction that y in x**y must be INTEGER
 550         for constant folding.
 551         * gfc_power: Update gfc_arith_power to arith_power
 552
 553 2009-03-29  Daniel Kraft  <d@domob.eu>
 554
 555         PR fortran/37423
 556         * gfortran.h (struct gfc_typebound_proc): Added new flag `deferred' and
 557         added a comment explaining DEFERRED binding handling.
 558         * decl.c (match_binding_attributes): Really match DEFERRED attribute.
 559         (match_procedure_in_type): Really match PROCEDURE(interface) syntax
 560         and do some validity checks for DEFERRED and this construct.
 561         * module.c (binding_overriding): New string constant for DEFERRED.
 562         (mio_typebound_proc): Module-IO DEFERRED flag.
 563         * resolve.c (check_typebound_override): Ensure that a non-DEFERRED
 564         binding is not overridden by a DEFERRED one.
 565         (resolve_typebound_procedure): Allow abstract interfaces as targets
 566         for DEFERRED bindings.
 567         (ensure_not_abstract_walker), (ensure_not_abstract): New methods.
 568         (resolve_fl_derived): Use new `ensure_not_abstract' method for
 569         non-ABSTRACT types extending ABSTRACT ones to ensure each DEFERRED
 570         binding is overridden.
 571         (check_typebound_baseobject): New method.
 572         (resolve_compcall), (resolve_typebound_call): Check base-object of
 573         the type-bound procedure call.
 574         * gfc-internals.texi (Type-bound procedures): Document a little bit
 575         about internal handling of DEFERRED bindings.
 576
 577 2009-03-29  Tobias Schlüter  <tobi@gcc.gnu.org>
 578
 579         PR fortran/38507
 580         * gfortran.h (gfc_st_label): Fix comment.
 581         (gfc_exec_op): Add statement code EXEC_END_BLOCK for end of block.
 582         * parse.c (accept_statement): Use EXEC_END_BLOCK for END IF and
 583         END SELECT with labels.
 584         (check_do_closure): Fix formatting.
 585         (parse_do_block): Fix typo in error message.
 586         * resolve.c (code_stack): Remove tail member.  Update comment to
 587         new use of reachable_labels.
 588         (reachable_labels): Rename to ...
 589         (find_reachable_labels): ... this.  Overhaul.  Update preceding
 590         comment.
 591         (resolve_branch): Fix comment preceding function.  Rewrite.
 592         (resolve_code): Update call to find_reachable_labels.  Add code to
 593         deal with EXEC_END_BLOCK.
 594         * st.c (gfc_free_statement): Add code to deal with EXEC_END_BLOCK.
 595         Add 2009 to copyright years.
 596         * trans.c (gfc_trans_code): Likewise on both counts.
 597
 598 2009-03-31  Paul Thomas  <pault@gcc.gnu.org>
 599
 600         PR fortran/38917
 601         * expr.c (gfc_check_assign): Allow pointer components when
 602         checking for NULL.
 603
 604         PR fortran/38918
 605         * resolve.c (check_data_variable): Treat pointer arrays with
 606         scalars.
 607
 608 2009-03-31  Paul Thomas  <pault@gcc.gnu.org>
 609
 610         PR fortran/38915
 611         * trans-expr.c (gfc_trans_assignment_1): Ensure temporaries
 612         have a string_length.
 613
 614 2009-03-28  Tobias Burnus  <burnus@net-b.de>
 615
 616         PR fortran/34656
 617         * trans-stmt.c (gfc_trans_simple_do, gfc_trans_do):
 618         Add GFC_RTCHECK_DO support.
 619         * option.c (gfc_handle_runtime_check_option): Enable GFC_RTCHECK_DO.
 620         * invoke.texi (-fcheck): Document "do" option.
 621
 622 2009-03-28  Paul Thomas  <pault@gcc.gnu.org>
 623
 624         PR fortran/38538
 625         * trans-array.c (get_elemental_fcn_charlen): Remove.
 626         (get_array_charlen): New function to replace previous.
 627
 628 2009-03-28  Paul Thomas  <pault@gcc.gnu.org>
 629
 630         PR fortran/38765
 631         * parse.c (parse_derived): Do not break on finding pointer,
 632         allocatable or private components.
 633
 634 2009-03-28  Tobias Burnus  <burnus@net-b.de>
 635
 636         PR fortran/32626
 637         * option.c (gfc_handle_runtime_check_option): Enable recursion check.
 638         * trans-decl.c (gfc_generate_function_code): Add recursion check.
 639         * invoke.texi (-fcheck): Add recursive option.
 640
 641 2009-03-28  Tobias Burnus  <burnus@net-b.de>
 642
 643         PR fortran/38432
 644         * resolve.c (gfc_resolve_iterator): Add zero-loop warning.
 645
 646 2009-03-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 647             Paul Thomas  <pault@gcc.gnu.org>
 648             Tobias Burnus  <burnus@net-b.de>
 649
 650         * gfortran.h (gfc_option_t): Add rtcheck.
 651         * lang.opt: New option -fcheck.
 652         * libgfortran.h: Add GFC_RTCHECK_* constants.
 653         * invoke.texi: Document -fcheck.
 654         * options.c (gfc_handle_runtime_check_option): New function.
 655         (gfc_init_options,gfc_post_options,gfc_handle_option):
 656         Add -fcheck option.
 657
 658 2009-03-27  Richard Guenther  <rguenther@suse.de>
 659
 660         * trans-array.c (gfc_conv_descriptor_data_addr): Use
 661         gfc_build_addr_expr instead of build_fold_addr_expr.
 662         (gfc_trans_allocate_array_storage, gfc_trans_array_constructor_value,
 663         gfc_trans_constant_array_constructor, gfc_conv_array_data,
 664         gfc_conv_expr_descriptor, gfc_conv_array_parameter): Likewise.
 665         * trans-expr.c (gfc_conv_missing_dummy, gfc_conv_variable,
 666         gfc_conv_function_val, gfc_conv_operator_assign,
 667         gfc_conv_subref_array_arg, gfc_conv_function_call,
 668         gfc_conv_expr_reference, gfc_trans_scalar_assign): Likewise.
 669         * trans-intrinsic.c (gfc_conv_intrinsic_exponent,
 670         gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate,
 671         gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax_char,
 672         gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_spacing,
 673         gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_set_exponent,
 674         gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer,
 675         gfc_conv_intrinsic_si_kind, gfc_conv_intrinsic_trim): Likewise.
 676         * trans-io.c (gfc_trans_io_runtime_check, set_parameter_ref,
 677         gfc_convert_array_to_string, gfc_trans_open, gfc_trans_close,
 678         build_filepos, gfc_trans_inquire, gfc_trans_wait,
 679         nml_get_addr_expr, transfer_namelist_element, build_dt,
 680         gfc_trans_dt_end, transfer_array_component, transfer_expr,
 681         transfer_array_desc, gfc_trans_transfer): Likewise.
 682         * trans-stmt.c (gfc_trans_allocate, gfc_trans_deallocate): Likewise.
 683         * trans.c (gfc_build_addr_expr): Mark the base of the address
 684         TREE_ADDRESSABLE.
 685
 686 2009-03-27  Tobias Burnus  <burnus@net-b.de>
 687
 688         * gfortran.h (enum init_local_real.): Add GFC_INIT_REAL_SNAN.
 689         (gfc_expr): Add is_snan.
 690         * trans-const.c (gfc_conv_mpfr_to_tree): Support SNaN.
 691         (gfc_conv_constant_to_tree): Update call to gfc_conv_mpfr_to_tree.
 692         * trans-const.h (gfc_conv_mpfr_to_tree): Update prototype.
 693         * resolve.c (build_default_init_expr): Update call.
 694         * target-memory.c (encode_float): Ditto.
 695         * trans-intrinsic.c (gfc_conv_intrinsic_aint,gfc_conv_intrinsic_mod,
 696
 697 2009-03-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 698
 699         * lang.opt: Unify help texts for -I, -Wconversion, -d, -fopenmp,
 700         and -fpreprocessed.
 701
 702 2009-03-06  Alexandre Oliva <aoliva@redhat.com>
 703
 704         * simplify.c (gfc_simplify_transfer): Zero-initialize the
 705         buffer.
 706
 707 2009-02-27  Tobias Burnus  <burnus@net-b.de>
 708
 709         PR fortran/39309
 710         * module.c (read_md5_from_module_file): Add missing quote.
 711
 712 2009-02-27  Tobias Burnus  <burnus@net-b.de>
 713
 714         PR fortran/39309
 715         * module.c (read_md5_from_module_file): Include mod version
 716         in had-changed test.
 717
 718 2009-02-26  Paul Thomas  <pault@gcc.gnu.org>
 719
 720         PR fortran/39295
 721         * interface.c (compare_type_rank_if): Return 1 if the symbols
 722         are the same and deal with external procedures where one is
 723         identified to be a function or subroutine by usage but the
 724         other is not.
 725
 726 2009-02-26  Paul Thomas  <pault@gcc.gnu.org>
 727
 728         PR fortran/39292
 729         * trans-array.c (gfc_conv_array_initializer): Convert all
 730         expressions rather than ICEing.
 731
 732 2009-02-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
 733
 734         PR fortran/38914
 735         * array.c (ref_dimen_size):  Rename to gfc_ref_dimen_size,
 736         make global.  Change function name in error messages.
 737         (ref_size):  Change ref_dimen_size to gfc_ref_dimen_size.
 738         (gfc_array_ref_shape):  Likewise.
 739         * gfortran.h:  Add prototype for gfc_ref_dimen_size.
 740         * simplify.c (simplify_bound_dim):  Add ref argument.
 741         If the reference isn't a full array, return one for
 742         the lower bound and the extent for the upper bound.
 743         (simplify_bound):  For array sections, take as from the
 744         argument.  Add reference to all to simplify_bound_dim.
 745
 746 2009-02-19  Daniel Franke  <franke.daniel@gmail.com>
 747
 748         * scanner.c (load_line): At end of line, skip '\r' without setting
 749         the truncation flag.
 750
 751 2009-02-18  Daniel Kraft  <d@domob.eu>
 752
 753         * gfortran.texi: New chapter about compiler characteristics.
 754         (Compiler Characteristics): Document KIND type parameters here.
 755
 756 2009-02-18  Tobias Burnus  <burnus@net-b.de>
 757
 758         * intrinsic.texi (MALLOC): Make example more portable.
 759
 760 2009-02-13  Mikael Morin  <mikael.morin@tele2.fr>
 761
 762         PR fortran/38259
 763         * module.c (gfc_dump_module,gfc_use_module): Add module
 764         version number.
 765
 766 2009-02-13  Paul Thomas  <pault@gcc.gnu.org>
 767
 768         PR fortran/36703
 769         PR fortran/36528
 770         * trans-expr.c (gfc_conv_function_val): Stabilize Cray-pointer
 771         function references to ensure that a valid expression is used.
 772         (gfc_conv_function_call): Pass Cray pointers to procedures.
 773
 774 2009-02-03  Jakub Jelinek  <jakub@redhat.com>
 775
 776         * gfortranspec.c (lang_specific_driver): Update copyright notice
 777         dates.
 778
 779 2009-01-28  Paul Thomas  <pault@gcc.gnu.org>
 780
 781         PR fortran/38852
 782         PR fortran/39006
 783         * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use the array
 784         descriptor ubound for UBOUND, when the array lbound == 1.
 785
 786 2009-01-27  Daniel Kraft  <d@domob.eu>
 787
 788         PR fortran/38883
 789         * trans-stmt.c (gfc_conv_elemental_dependencies):  Create temporary
 790         for the real type needed to make it work for subcomponent-references.
 791
 792 2009-01-21  Daniel Kraft  <d@domob.eu>
 793
 794         * trans-stmt.c (gfc_conv_elemental_dependencies):  Cleaned up comment.
 795
 796 2009-01-20  Paul Thomas  <pault@gcc.gnu.org>
 797
 798         PR fortran/38907
 799         * resolve.c (check_host_association): Remove the matching to
 800         correct an incorrect host association and use manipulation of
 801         the expression instead.
 802
 803 2009-01-20  Tobias Burnus  <burnus@net-b.de>
 804
 805         * invoke.texi (RANGE): RANGE also takes INTEGER arguments.
 806
 807 2009-01-19  Mikael Morin  <mikael.morin@tele2.fr>
 808
 809         PR fortran/38859
 810         * simplify.c (simplify_bound): Don't use array specification
 811         if variable or component has subsequent references.
 812
 813 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
 814
 815         PR fortran/38657
 816         * module.c (write_common_0): Add argument 'this_module' and
 817         check that non-use associated common blocks are written first.
 818         (write_common): Call write_common_0 twice, once with true and
 819         then with false.
 820
 821 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
 822
 823         PR fortran/34955
 824         * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): Has
 825         been absorbed into gfc_conv_intrinsic_transfer. All
 826         references to it in trans-intrinsic.c have been changed
 827         accordingly.  PR fixed by using a temporary for scalar
 828         character transfer, when the source is shorter than the
 829         destination.
 830
 831 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
 832
 833         PR fortran/38657
 834         * module.c (write_common_0): Revert patch of 2009-01-05.
 835
 836 2009-01-16  Janus Weil  <janus@gcc.gnu.org>
 837
 838         PR fortran/38152
 839         * expr.c (gfc_check_pointer_assign): Allow use-associated procedure
 840         pointers as lvalue.
 841         * trans-decl.c (get_proc_pointer_decl,gfc_create_module_variable):
 842         Enable procedure pointers as module variables.
 843
 844 2009-01-14  Steven G. Kargl  <kargl@gcc.gnu.org>
 845
 846         * ChangeLog-2007: Clean out svn merge droppings.
 847
 848 2009-01-10  Paul Thomas  <pault@gcc.gnu.org>
 849
 850         PR fortran/38763
 851         * target-memory.c (encode_derived): Encode NULL.
 852
 853 2009-01-10  Paul Thomas  <pault@gcc.gnu.org>
 854
 855         PR fortran/38765
 856         * resolve.c (check_host_association): Use the symtree name to
 857         search for a potential contained procedure, since this is the
 858         name by which it would be referenced.
 859
 860 2009-01-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 861
 862         PR fortran/38220
 863         * interface.c (gfc_procedure_use):  Don't warn about functions
 864         from ISO_C_BINDING.
 865         * symbol.c (generate_isocbinding_symbol):  Mark c_loc and
 866         c_funloc as pure.
 867
 868 2009-01-05  Paul Thomas  <pault@gcc.gnu.org>
 869
 870         PR fortran/38657
 871         * module.c (write_common_0): Use the name of the symtree rather
 872         than the common block, to determine if the common has been
 873         written.
 874
 875 2009-01-05  Daniel Franke  <franke.daniel@gmail.com>
 876
 877         PR fortran/37159
 878         * check.c (gfc_check_random_seed): Added size check for GET
 879         dummy argument, reworded error messages to follow common pattern.
 880
 881 2009-01-05  Thomas Koenig  <tkoenig@gcc.gnu.org>
 882
 883         PR fortran/38672
 884         * trans-types.c (gfc_get_derived_type):  Check for the
 885         presence of derived->ns->proc_name before
 886         accessing derived->ns->proc_name->attr.flavor .
 887         * resolve.c (resolve_symbol):  Likewise.
 888
 889 2009-01-05  Paul Thomas  <pault@gcc.gnu.org>
 890
 891         PR fortran/38665
 892         * gfortran.h : Add bit to gfc_expr 'user_operator'
 893         * interface.c (gfc_extend_expr): Set the above if the operator
 894         is substituted by a function.
 895         * resolve.c (check_host_association): Return if above is set.
 896
 897 2009-01-04  Mikael Morin  <mikael.morin@tele2.fr>
 898
 899         PR fortran/35681
 900         * ChangeLog-2008: Fix function name.
 901
 902         PR fortran/38487
 903         * dependency.c (gfc_check_argument_var_dependency):
 904         Move the check for pointerness inside the if block
 905         so that it doesn't affect the return value.
 906
 907         PR fortran/38669
 908         * trans-stmt.c (gfc_trans_call):
 909         Add the dependency code after the loop bounds calculation one.
 910
 911 2009-01-04  Daniel Franke  <franke.daniel@gmail.com>
 912
 913         * intrinsic.c (do_simplify): Removed already implemented TODO.
 914
 915 2009-01-04  Daniel Franke  <franke.daniel@gmail.com>
 916
 917         PR fortran/38718
 918         * simplify.c (gfc_simplify_merge): New.
 919         * intrinsic.h (gfc_simplify_merge): New prototype.
 920         * intrinsic.c (add_functions): Added simplification for MERGE.
 921
 922 2009-01-04  Mikael Morin  <mikael.morin@tele2.fr>
 923
 924         PR fortran/38536
 925         * gfortran.h (gfc_is_data_pointer): Added prototype
 926         * resolve.c (gfc_iso_c_func_interface):
 927         Use gfc_is_data_pointer to test for pointer attribute.
 928         * dependency.c (gfc_is_data_pointer):
 929         Support pointer-returning functions.
 930
 931 2009-01-03  Daniel Franke  <franke.daniel@gmail.com>
 932
 933         * symbol.c (save_symbol): Don't SAVE function results.
 934
 935 2009-01-03  Paul Thomas  <pault@gcc.gnu.org>
 936
 937         PR fortran/38594
 938         * resolve.c (resolve_call): When searching for proper host
 939         association, use symtree rather than symbol.  For everything
 940         except generic subroutines, substitute the symtree in the call
 941         rather than the symbol.
 942
 943 \f
 944 Copyright (C) 2009 Free Software Foundation, Inc.
 945
 946 Copying and distribution of this file, with or without modification,
 947 are permitted in any medium without royalty provided the copyright
 948 notice and this notice are preserved.