gcc/fortran/ChangeLog

   1 2009-06-29  Paul Thomas  <pault@gcc.gnu.org>
   2
   3         PR fortran/40551
   4         * dependency.h : Add second bool* argument to prototype of
   5         gfc_full_array_ref_p.
   6         * dependency.c (gfc_full_array_ref_p): If second argument is
   7         present, return true if last dimension of reference is an
   8         element or has unity stride.
   9         * trans-array.c : Add NULL second argument to references to
  10         gfc_full_array_ref_p.
  11         * trans-expr.c : The same, except for;
  12         (gfc_trans_arrayfunc_assign): Return fail if lhs reference
  13         is not a full array or a contiguous section.
  14
  15 2009-06-28  Tobias Burnus  <burnus@net-b.de>
  16             Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  17
  18         PR fortran/34112
  19         * symbol.c (gfc_add_ext_attribute): New function.
  20         (gfc_get_sym_tree): New argument allow_subroutine.
  21         (gfc_get_symbol,gfc_get_ha_sym_tree,gen_cptr_param,gen_fptr_param
  22         gen_shape_param,generate_isocbinding_symbol): Use it.
  23         * decl.c (find_special): New argument allow_subroutine.
  24         (add_init_expr_to_sym,add_hidden_procptr_result,attr_decl1,
  25         match_procedure_in_type,gfc_match_final_decl): Use it.
  26         (gfc_match_gcc_attributes): New function.
  27         * gfortran.texi (Mixed-Language Programming): New section
  28         "GNU Fortran Compiler Directives".
  29         * gfortran.h (ext_attr_t): New struct.
  30         (symbol_attributes): Use it.
  31         (gfc_add_ext_attribute): New prototype.
  32         (gfc_get_sym_tree): Update pototype.
  33         * expr.c (gfc_check_pointer_assign): Check whether call
  34         convention is the same.
  35         * module.c (import_iso_c_binding_module, create_int_parameter,
  36         use_iso_fortran_env_module): Update gfc_get_sym_tree call.
  37         * scanner.c (skip_gcc_attribute): New function.
  38         (skip_free_comments,skip_fixed_comments): Use it.
  39         (gfc_next_char_literal): Support !GCC$ lines.
  40         * resolve.c (check_host_association): Update
  41         gfc_get_sym_tree call.
  42         * match.c (gfc_match_sym_tree,gfc_match_call): Update
  43         gfc_get_sym_tree call.
  44         * trans-decl.c (add_attributes_to_decl): New function.
  45         (gfc_get_symbol_decl,get_proc_pointer_decl,
  46         gfc_get_extern_function_decl,build_function_decl: Use it.
  47         * match.h (gfc_match_gcc_attributes): Add prototype.
  48         * parse.c (decode_gcc_attribute): New function.
  49         (next_free,next_fixed): Support !GCC$ lines.
  50         * primary.c (match_actual_arg,check_for_implicit_index,
  51         gfc_match_rvalue,gfc_match_rvalue): Update
  52         gfc_get_sym_tree call.
  53
  54 2009-06-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
  55
  56         * gfortran.h: Define HAVE_mpc_pow.
  57         * arith.c (complex_reciprocal, complex_pow): If HAVE_mpc_pow,
  58         don't define these functions.
  59         (arith_power): If HAVE_mpc_pow, use mpc_pow.
  60
  61 2009-06-26  Janus Weil  <janus@gcc.gnu.org>
  62
  63         PR fortran/39997
  64         PR fortran/40541
  65         * decl.c (add_hidden_procptr_result): Copy the typespec to the hidden
  66         result.
  67         * expr.c (gfc_check_pointer_assign): Enable interface check for
  68         procedure pointer assignments where the rhs is a function returning a
  69         procedure pointer.
  70         * resolve.c (resolve_symbol): If an external procedure with unspecified
  71         return type can not be implicitly typed, it must be a subroutine.
  72
  73 2009-06-24  Janus Weil  <janus@gcc.gnu.org>
  74
  75         PR fortran/40427
  76         * gfortran.h (gfc_component): New member 'formal_ns'.
  77         (gfc_copy_formal_args_ppc,void gfc_ppc_use): New.
  78         * interface.c (gfc_ppc_use): New function, analogous to
  79         gfc_procedure_use, but for procedure pointer components.
  80         * module.c (MOD_VERSION): Bump module version.
  81         (mio_component): Treat formal arguments.
  82         (mio_formal_arglist): Changed argument from gfc_symbol to
  83         gfc_formal_arglist.
  84         (mio_symbol): Changed argument of mio_formal_arglist.
  85         * resolve.c (resolve_ppc_call,resolve_expr_ppc): Call gfc_ppc_use,
  86         to check actual arguments and treat formal args correctly.
  87         (resolve_fl_derived): Copy formal args of procedure pointer components
  88         from their interface.
  89         * symbol.c (gfc_copy_formal_args_ppc): New function, analogous to
  90         gfc_copy_formal_args, but for procedure pointer components.
  91
  92 2009-06-22  Janus Weil  <janus@gcc.gnu.org>
  93
  94         PR fortran/37254
  95         PR fortran/39850
  96         * interface.c (compare_parameter): Set implicit type for function
  97         actual arguments with BT_UNKNOWN.
  98
  99 2009-06-22  Tobias Burnus  <burnus@net-b.de>
 100
 101         PR fortran/40472
 102         PR fortran/50520
 103         * simplify.c (gfc_simplify_spread): Fix the case that source=
 104         is a scalar.
 105
 106 2009-06-22  Paul Thomas  <pault@gcc.gnu.org>
 107
 108         PR fortran/40443
 109         * interface.c (gfc_search_interface): Hold back a match to an
 110         elementary procedure until all other possibilities are
 111         exhausted.
 112
 113 2009-06-22  Paul Thomas  <pault@gcc.gnu.org>
 114
 115         PR fortran/40472
 116         * simplify.c (gfc_simplify_spread): Restrict the result size to
 117         the limit for an array constructor.
 118
 119 2009-06-21  Janus Weil  <janus@gcc.gnu.org>
 120
 121         PR fortran/39850
 122         * interface.c (gfc_compare_interfaces): Take care of implicit typing
 123         when checking the function attribute. Plus another bugfix.
 124         (compare_parameter): Set attr.function and attr.subroutine according
 125         to the usage of a procedure as actual argument.
 126
 127 2009-06-20  Tobias Burnus  <burnus@net-b.de>
 128
 129         PR fortran/40452
 130         * trans-decl.c (add_argument_checking): Disable bounds check
 131         for allowed argument storage association.
 132
 133 2009-06-19  Paul Thomas  <pault@gcc.gnu.org>
 134
 135         PR fortran/40440
 136         * trans-expr.c (gfc_conv_procedure_call): Do not deallocate
 137         allocatable components if the argument is a pointer.
 138
 139 2009-06-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 140
 141         * gfortran.h (gfc_expr): Use mpc_t to represent complex numbers.
 142
 143         * arith.c, dump-parse-tree.c, expr.c, module.c, resolve.c,
 144         simplify.c, target-memory.c, target-memory.h, trans-const.c,
 145         trans-expr.c: Convert to mpc_t throughout.
 146
 147 2009-06-19  Ian Lance Taylor  <iant@google.com>
 148
 149         * cpp.c (struct gfc_cpp_option_data): Give this struct, used for
 150         the global variable gfc_cpp_option, a name.
 151
 152 2009-06-19  Janus Weil  <janus@gcc.gnu.org>
 153
 154         PR fortran/40450
 155         * trans-expr.c (gfc_conv_procedure_call): Only add an extra addr_expr
 156         to a procedure pointer actual argument, if it is not itself a
 157         dummy arg.
 158
 159 2009-06-18  Janus Weil  <janus@gcc.gnu.org>
 160
 161         PR fortran/40451
 162         * resolve.c (resolve_contained_fntype): Prevent implicit typing for
 163         procedures with explicit interface.
 164         * symbol.c (gfc_check_function_type): Ditto.
 165
 166 2009-06-16  Ian Lance Taylor  <iant@google.com>
 167
 168         * decl.c (build_struct): Rewrite loop over constructor elements.
 169
 170 2009-06-16  Janus Weil  <janus@gcc.gnu.org>
 171
 172         PR fortran/36947
 173         PR fortran/40039
 174         * expr.c (gfc_check_pointer_assign): Call 'gfc_compare_interfaces' with
 175         error message.
 176         * gfortran.h (gfc_compare_interfaces): Additional argument.
 177         * interface.c (operator_correspondence): Removed.
 178         (gfc_compare_interfaces): Additional argument to return error message.
 179         Directly use the code from 'operator_correspondence' instead of calling
 180         the function. Check for OPTIONAL. Some rearrangements.
 181         (check_interface1): Call 'gfc_compare_interfaces' without error message.
 182         (compare_parameter): Call 'gfc_compare_interfaces' with error message.
 183         * resolve.c (check_generic_tbp_ambiguity): Call 'gfc_compare_interfaces'
 184         without error message.
 185
 186 2009-06-16  Tobias Burnus  <burnus@net-b.de>
 187
 188         PR fortran/40383
 189         * trans-decl.c (create_function_arglist): Copy formal charlist to
 190         have a proper passed_length for -fcheck=bounds.
 191
 192 2009-06-12  Steven G. Kargl  <kargls@comcast.net>
 193
 194         * arith.c (gfc_enum_initializer): Move function ...
 195         * decl.c: ... here.  Remove gfc_ prefix and make static.
 196         (enumerator_decl): Update function call.
 197         * gfortran.h:  Remove gfc_enum_initializer prototype.
 198
 199 2009-06-12  Aldy Hernandez  <aldyh@redhat.com>
 200
 201         * trans-array.c (gfc_trans_allocate_array_storage): Pass
 202         location on down.
 203         (gfc_trans_array_constructor_value): Same.
 204         (gfc_trans_scalarized_loop_end): Same.
 205         (gfc_conv_ss_startstride): Same.
 206         (gfc_trans_g77_array): Same.
 207         (gfc_trans_dummy_array_bias): Same.
 208         (gfc_conv_array_parameter): Same.
 209         (structure_alloc_comps): Same.
 210         * trans-expr.c (gfc_conv_function_call): Same.
 211         (fill_with_spaces): Same.
 212         (gfc_trans_string_copy): Same.
 213         (gfc_trans_scalar_assign): Same.
 214         * trans-stmt.c (gfc_trans_goto): Same.
 215         (gfc_trans_if_1): Same.
 216         (gfc_trans_simple_do): Same.
 217         (gfc_trans_do): Same.
 218         (gfc_trans_do_while): Same.
 219         (gfc_trans_logical_select): Same.
 220         (gfc_trans_select): Same.
 221         (gfc_trans_forall_loop): Same.
 222         (gfc_trans_nested_forall_loop): Same.
 223         (generate_loop_for_temp_to_lhs): Same.
 224         (generate_loop_for_rhs_to_temp): Same.
 225         (gfc_trans_forall_1): Same.
 226         (gfc_trans_where_assign): Same.
 227         (gfc_trans_where_3): Same.
 228         (gfc_trans_allocate): Same.
 229         * trans.c (gfc_finish_block): Same.
 230         (gfc_trans_runtime_check): Same.
 231         (gfc_call_malloc): Same.
 232         (gfc_allocate_with_status): Same.
 233         (gfc_call_free): Same.
 234         (gfc_deallocate_with_status): Same.
 235         (gfc_call_realloc): Same.
 236         (gfc_trans_code): Same.
 237         * trans-decl.c (gfc_init_default_dt): Same.
 238         (gfc_generate_constructors): Same.
 239         * trans-io.c (gfc_trans_io_runtime_check): Same.
 240         * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Same.
 241         (gfc_conv_intrinsic_fdate): Same.
 242         (gfc_conv_intrinsic_ttynam): Same.
 243         (gfc_conv_intrinsic_minmax): Same.
 244         (gfc_conv_intrinsic_minmax_char): Same.
 245         (gfc_conv_intrinsic_anyall): Same.
 246         (gfc_conv_intrinsic_count): Same.
 247         (gfc_conv_intrinsic_arith): Same.
 248         (gfc_conv_intrinsic_minmaxloc): Same.
 249         (gfc_conv_intrinsic_minmaxval): Same.
 250         (gfc_conv_intrinsic_rrspacing): Same.
 251         (gfc_conv_intrinsic_array_transfer): Same.
 252         (gfc_conv_intrinsic_trim): Same.
 253         (gfc_conv_intrinsic_repeat): Same.
 254
 255 2009-06-12  Janus Weil  <janus@gcc.gnu.org>
 256
 257         PR fortran/40176
 258         * resolve.c (resolve_symbol): Additional error check, preventing an
 259         infinite loop.
 260
 261 2009-06-11  Paul Thomas  <pault@gcc.gnu.org>
 262
 263         PR fortran/40402
 264         * resolve.c (next_data_value): It is an error if the value is
 265         not constant.
 266
 267 2009-06-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 268
 269         PR fortran/38718
 270         * intrinsic.c (add_functions): Add simplifiers for ISNAN,
 271         IS_IOSTAT_END and IS_IOSTAT_EOR.
 272         * intrinsic.h (gfc_simplify_is_iostat_end, gfc_simplify_is_iostat_eor,
 273         gfc_simplify_isnan): New prototypes.
 274         * intrinsic.c (gfc_simplify_is_iostat_end, gfc_simplify_is_iostat_eor,
 275         gfc_simplify_isnan): New functions.
 276
 277 2009-06-11  Jakub Jelinek  <jakub@redhat.com>
 278
 279         * interface.c (fold_unary): Rename to...
 280         (fold_unary_intrinsic): ... this.
 281         (gfc_extend_expr): Adjust caller.
 282         (gfc_match_generic_spec): Likewise.  Initialize *op to INTRINSIC_NONE
 283         to avoid warnings.
 284         * expr.c (gfc_simplify_expr): Initialize start and end before calling
 285         gfc_extract_int.
 286
 287 2009-06-10  Dave Korn  <dave.korn.cygwin@gmail.com>
 288
 289         * trans-decl.c (create_main_function):  Don't build main decl twice.
 290
 291 2009-06-09  Tobias Burnus  <burnus@net-b.de>
 292
 293         * trans-decl.c (gfc_generate_function_code): Use gfc_option.rtcheck
 294         instead of flag_bounds_check.
 295         * intrinsic.texi (ISO_FORTRAN_ENV): Document INT{8,16,32,64} and
 296         REAL{32,64,128}.
 297
 298 2009-06-08  Paul Thomas  <pault@gcc.gnu.org>
 299
 300         * trans-array.h : Replace prototypes for
 301         gfc_conv_descriptor_offset, gfc_conv_descriptor_stride,
 302         gfc_conv_descriptor_lbound, gfc_conv_descriptor_ubound with new
 303         prototypes of the same names with _get or _set appended.
 304         * trans-array.c : Make the originals of the above static and
 305         new functions for the _get and _set functions. Update all the
 306         references to these descriptor access functions.
 307         * trans-expr.c : Update references to the above descriptor
 308         access functions.
 309         * trans-intrinsic.c : The same.
 310         * trans-openmp.c : The same.
 311         * trans-stmt.c : The same.
 312
 313 2009-06-08  Alexandre Oliva  <aoliva@redhat.com>
 314
 315         * options.c (gfc_post_options): Disable dump_parse_tree
 316         during -fcompare-debug-second.
 317
 318 2009-06-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 319
 320         PR fortran/40008
 321         * gfortran.h (gfc_open): Add newunit expression to structure.
 322         * io.c (io_tag): Add new unit tag and fix whitespace.
 323         (match_open_element): Add matching for newunit.
 324         (gfc_free_open): Free the newunit expression.
 325         (gfc_resolve_open): Add newunit to resolution and check constraints.
 326         (gfc_resolve_close): Add check for non-negative unit.
 327         (gfc_resolve_filepos): Likewise.
 328         (gfc_resolve_dt): Likewise.
 329         * trans-io.c (set_parameter_value): Build runtime checks for unit
 330         numbers within range of kind=4 integer. (gfc_trans_open) Set the
 331         newunit parameter.
 332         * ioparm.def (IOPARM): Define the newunit parameter as a pointer
 333         to GFC_INTEGER_4, pint4.
 334
 335 2009-06-07  Daniel Franke  <franke.daniel@gmail.com>
 336
 337         PR fortran/25104
 338         PR fortran/29962
 339         * array.c (gfc_append_constructor): Added NULL-check.
 340         * check.c (gfc_check_spread): Check DIM.
 341         (gfc_check_unpack): Check that the ARRAY arguments provides enough
 342         values for MASK.
 343         * intrinsic.h (gfc_simplify_spread): New prototype.
 344         (gfc_simplify_unpack): Likewise.
 345         * intrinsic.c (add_functions): Added new simplifier callbacks.
 346         * simplify.c (gfc_simplify_spread): New.
 347         (gfc_simplify_unpack): New.
 348         * expr.c (check_transformational): Allow additional transformational
 349         intrinsics in initialization expression.
 350
 351 2009-06-07  Daniel Franke  <franke.daniel@gmail.com>
 352
 353         PR fortran/25104
 354         PR fortran/29962
 355         * check.c (gfc_check_all_any): Check rank of DIM.
 356         (gfc_check_count): Likewise.
 357         * intrinsic.h (gfc_simplify_all): New prototype.
 358         (gfc_simplify_any): Likewise.
 359         (gfc_simplify_count): Likewise.
 360         (gfc_simplify_sum): Likewise.
 361         (gfc_simplify_product): Likewise.
 362         * intrinsic.c (add_functions): Added new simplifier callbacks.
 363         * simplify.c (transformational_result): New.
 364         (simplify_transformation_to_scalar): New.
 365         (simplify_transformation_to_array): New.
 366         (gfc_count): New.
 367         (gfc_simplify_all): New.
 368         (gfc_simplify_any): New.
 369         (gfc_simplify_count): New.
 370         (gfc_simplify_sum): New.
 371         (gfc_simplify_product): New.
 372         * expr.c (check_transformational): Allow additional transformational
 373         intrinsics in initialization expression.
 374
 375 2009-06-07  Daniel Franke  <franke.daniel@gmail.com>
 376
 377         * check.c (dim_rank_check): Return SUCCESS if DIM=NULL.
 378         (gfc_check_lbound): Removed (now) redundant check for DIM=NULL.
 379         (gfc_check_minloc_maxloc): Likewise.
 380         (check_reduction): Likewise.
 381         (gfc_check_size): Likewise.
 382         (gfc_check_ubound): Likewise.
 383         (gfc_check_cshift): Added missing shape-conformance checks.
 384         (gfc_check_eoshift): Likewise.
 385         * gfortran.h (gfc_check_conformance): Modified prototype to printf-style.
 386         * expr.c (gfc_check_conformance): Accept error-message chunks in
 387         printf-style. Changed all callers.
 388
 389
 390 2009-06-07  Daniel Franke  <franke.daniel@gmail.com>
 391
 392         PR fortran/25104
 393         PR fortran/29962
 394         * intrinsic.h (gfc_simplify_dot_product): New prototype.
 395         (gfc_simplify_matmul): Likewise.
 396         (gfc_simplify_transpose): Likewise.
 397         * intrinsic.c (add_functions): Added new simplifier callbacks.
 398         * simplify.c (init_result_expr): New.
 399         (compute_dot_product): New.
 400         (gfc_simplify_dot_product): New.
 401         (gfc_simplify_matmul): New.
 402         (gfc_simplify_transpose): New.
 403         * expr.c (check_transformational): Allow transformational intrinsics
 404         with simplifier in initialization expression.
 405
 406 2009-06-06  Daniel Franke  <franke.daniel@gmail.com>
 407
 408         PR fortran/37203
 409         * simplify.c (gfc_simplify_reshape): Fixed reshaping of empty arrays
 410         without padding.
 411
 412 2009-06-06  Daniel Franke  <franke.daniel@gmail.com>
 413
 414         PR fortran/32890
 415         * intrinsic.h (gfc_simplify_pack): New prototype.
 416         * intrinsic.c (add_functions): Added
 417         simplifier-callback to PACK.
 418         * simplify.c (is_constant_array_expr): Moved
 419         to beginning of file.
 420         (gfc_simplify_pack): New.
 421         * check.c (gfc_check_pack): Check that VECTOR has enough elements.
 422         Added safeguards for empty arrays.
 423
 424 2009-06-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 425
 426         * simplify.c (call_mpc_func): Use mpc_realref/mpc_imagref
 427         instead of MPC_RE/MPC_IM.
 428
 429 2009-06-05  Alexandre Oliva  <aoliva@redhat.com>
 430
 431         * trans-decl.c (gfc_build_qualified_array): Don't skip generation
 432         of range types.
 433         * trans.h (struct lang_type): Add base_decls.
 434         (GFC_TYPE_ARRAY_BASE_DECL): New.
 435         * trans-types.c (gfc_get_array_type_bounds): Initialize base decls
 436         proactively and excessively.
 437         (gfc_get_array_descr_info): Use existing base decls if available.
 438
 439 2009-06-04  Daniel Franke  <franke.daniel@gmail.com>
 440
 441         PR fortran/37203
 442         * check.c (gfc_check_reshape): Additional checks for the
 443         SHAPE and ORDER arguments.
 444         * simplify.c (gfc_simplify_reshape): Converted argument checks
 445         to asserts.
 446
 447 2009-06-03  Tobias Burnus  <burnus@net-b.de>
 448
 449         * gfortran.texi: Add mixed-language programming, mention
 450         varying string lengths, some clean up of introduction parts.
 451         * intrinsic.texi (instrinsic modules): Create @menu for subsections.
 452         (ISO_C_BINDING): Support ISOCBINDING_INT_FAST128_T.
 453         * libgfortran.h: Comment to rember to keep gfortran.texi in sync.
 454         * iso-c-binding.def: Support ISOCBINDING_INT_FAST128_T.
 455
 456 2009-06-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 457             Tobias Burnus  <burnus@net-b.de>
 458
 459         * iso-c-binding.def: Use INTMAX_TYPE instead of intmax_type_node.
 460         * trans-types.c (init_c_interop_kinds): Remove intmax_type_node.
 461
 462 2009-06-03  Alexandre Oliva  <aoliva@redhat.com>
 463
 464         * module.c (mio_f2k_derived): Initialize cur.
 465
 466 2009-06-01  Tobias Burnus  <burnus@net-b.de>
 467
 468         PR fortran/40309
 469         * trans-decl.c (gfc_sym_identifier): Use "MAIN__" for PROGRAM "main".
 470         (create_main_function): Set main_identifier_node.
 471
 472 2009-05-29  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 473
 474         PR fortran/40019
 475         * trans-types.c (gfc_build_uint_type): Make nonstatic.
 476         * trans.h (gfor_fndecl_clz128, gfor_fndecl_ctz128): New prototypes.
 477         * trans-types.h (gfc_build_uint_type): Add prototype.
 478         * trans-decl.c (gfc_build_intrinsic_function_decls): Build
 479         gfor_fndecl_clz128 and gfor_fndecl_ctz128.
 480         * trans-intrinsic.c (gfc_conv_intrinsic_leadz,
 481         gfc_conv_intrinsic_trailz): Call the right builtins or library
 482         functions, and cast arguments to unsigned types first.
 483         * simplify.c (gfc_simplify_leadz): Deal with negative arguments.
 484
 485 2009-05-27  Ian Lance Taylor  <iant@google.com>
 486
 487         * Make-lang.in (gfortran$(exeext)): Change $(COMPILER) to
 488         $(LINKER).
 489         (f951$(exeext)): Likewise.
 490
 491 2009-05-27  Tobias Burnus  <burnus@net-b.de>
 492
 493         PR fortran/40270
 494         * trans-decl.c (create_main_function): Mark MAIN__ and
 495         argc/argv as TREE_USED and push/pop function_decl context
 496         if needed.
 497
 498 2009-05-26  Tobias Burnus  <burnus@net-b.de>
 499
 500         PR fortran/39178
 501         * gfortranspec.c (lang_specific_driver): Stop linking
 502         libgfortranbegin.
 503         * trans-decl.c (gfc_build_builtin_function_decls): Stop
 504         making MAIN__ publicly visible.
 505         (gfc_build_builtin_function_decls): Add
 506         gfor_fndecl_set_args.
 507         (create_main_function) New function.
 508         (gfc_generate_function_code): Use it.
 509
 510 2009-05-26  Tobias Burnus  <burnus@net-b.de>
 511
 512         PR fortran/40246
 513         * match.c (gfc_match_nullify): NULLify freed pointer.
 514
 515 2009-05-26  Ian Lance Taylor  <iant@google.com>
 516
 517         * Make-lang.in (gfortranspec.o): Use $(COMPILER).
 518         (gfortran$(exeext), f951$(exeext), fortran/cpp.o): Likewise.
 519
 520 2009-05-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 521
 522         * gfortran.h (GFC_MPC_RND_MODE): New.
 523         * simplify.c (call_mpc_func): New helper function.
 524         (gfc_simplify_cos, gfc_simplify_exp, gfc_simplify_log,
 525         gfc_simplify_sin, gfc_simplify_sqrt): Add MPC support.
 526
 527 2009-05-25  Janus Weil  <janus@gcc.gnu.org>
 528
 529         PR fortran/40176
 530         * primary.c (gfc_match_varspec): Handle procedure pointer components
 531         with array return value.
 532         * resolve.c (resolve_expr_ppc): Ditto.
 533         (resolve_symbol): Make sure the interface of a procedure pointer has
 534         been resolved.
 535         * trans-array.c (gfc_walk_function_expr): Handle procedure pointer
 536         components with array return value.
 537         * trans-expr.c (gfc_conv_component_ref,gfc_conv_procedure_call,
 538         gfc_trans_arrayfunc_assign): Ditto.
 539         (gfc_trans_pointer_assignment): Handle procedure pointer assignments,
 540         where the rhs is a dummy argument.
 541         * trans-types.c (gfc_get_ppc_type,gfc_get_derived_type): Handle
 542         procedure pointer components with array return value.
 543
 544 2009-05-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 545             Dominique Dhumieres
 546
 547         PR fortran/35732
 548         PR fortran/39872
 549         * trans-array.c (gfc_conv_ss_startstride): Add one to index.
 550
 551 2009-05-22  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 552
 553         PR fortran/40195
 554         * module.c (read_md5_from_module_file): Close file before returning.
 555
 556 2009-05-18  Janus Weil  <janus@gcc.gnu.org>
 557
 558         PR fortran/40164
 559         * primary.c (gfc_match_rvalue): Handle procedure pointer components in
 560         arrays.
 561         * resolve.c (resolve_ppc_call,resolve_expr_ppc): Resolve component and
 562         array references.
 563         (resolve_fl_derived): Procedure pointer components are not required to
 564         have constant array bounds in their return value.
 565
 566 2009-05-18  Janus Weil  <janus@gcc.gnu.org>
 567
 568         * intrinsic.c (add_sym): Fix my last commit (r147655),
 569         which broke bootstrap.
 570
 571 2009-05-18  Richard Guenther  <rguenther@suse.de>
 572
 573         PR fortran/40168
 574         * trans-expr.c (gfc_trans_zero_assign): For local array
 575         destinations use an assignment from an empty constructor.
 576
 577 2009-05-18  Janus Weil  <janus@gcc.gnu.org>
 578
 579         PR fortran/36947
 580         PR fortran/40039
 581         * expr.c (gfc_check_pointer_assign): Check intents when comparing
 582         interfaces.
 583         * gfortran.h (typedef struct gfc_intrinsic_arg): Add 'intent' member.
 584         (gfc_compare_interfaces): Additional argument.
 585         * interface.c (operator_correspondence): Add check for equality of
 586         intents, and new argument 'intent_check'.
 587         (gfc_compare_interfaces): New argument 'intent_check', which is passed
 588         on to operator_correspondence.
 589         (check_interface1): Don't check intents when comparing interfaces.
 590         (compare_parameter): Do check intents when comparing interfaces.
 591         * intrinsic.c (add_sym): Add intents for arguments of intrinsic
 592         procedures.
 593         (add_sym_1,add_sym_1s,add_sym_1m,add_sym_2,add_sym_2s,add_sym_3,
 594         add_sym_3ml,add_sym_3red,add_sym_3s,add_sym_4): Use INTENT_IN by
 595         default.
 596         (add_sym_1_intent,add_sym_1s_intent,add_sym_2s_intent,add_sym_3s_intent)
 597         : New functions to add intrinsic symbols, specifying custom intents.
 598         (add_sym_4s,add_sym_5s): Add new arguments to specify intents.
 599         (add_functions,add_subroutines): Add intents for various intrinsics.
 600         * resolve.c (check_generic_tbp_ambiguity): Don't check intents when
 601         comparing interfaces.
 602         * symbol.c (gfc_copy_formal_args_intr): Copy intent.
 603
 604 2009-05-17  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 605
 606         * iso-fortran-env.def: Define INT8, INT16, INT32, INT64, REAL32,
 607         REAL64 and REAL128.
 608         * gfortran.h (gfc_get_int_kind_from_width_isofortranenv,
 609         gfc_get_real_kind_from_width_isofortranenv): New prototypes.
 610         * iso-c-binding.def: Update definitions for the INT*_T,
 611         INT_LEAST*_T and INT_FAST*_T named parameters.
 612         * trans-types.c (get_typenode_from_name, get_int_kind_from_name,
 613         gfc_get_real_kind_from_width_isofortranenv): New functions.
 614
 615 2009-05-17  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 616
 617         PR fortran/36260
 618         * intrinsic.c (add_functions, add_subroutines): Fix argument
 619         names and wrap long lines.
 620         * intrinsic.texi: Fix documentation and argument names of
 621         LOG_GAMMA, DATAN2, DBESJN, DTIME, ETIME, FSTAT, STAT, LSTAT,
 622         GET_COMMAND, IDATE, LTIME, MOVE_ALLOC, NINT, OR, PRODUCT,
 623         SUM, RAND, RANDOM_SEED, REAL, SELECTED_INT_KIND,
 624         SELECTED_REAL_KIND and XOR.
 625
 626 2009-05-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 627
 628         PR fortran/33197
 629         * intrinsic.c (add_functions): Use ERFC_SCALED simplification.
 630         * intrinsic.h (gfc_simplify_erfc_scaled): New prototype.
 631         * simplify.c (fullprec_erfc_scaled, asympt_erfc_scaled,
 632         gfc_simplify_erfc_scaled): New functions.
 633
 634 2009-05-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 635
 636         PR fortran/31243
 637         * resolve.c (resolve_substring): Don't allow too large substring
 638         indexes.
 639         (gfc_resolve_substring_charlen): Fix typo.
 640         (gfc_resolve_character_operator): Fix typo.
 641         (resolve_charlen): Catch unreasonably large string lengths.
 642         * simplify.c (gfc_simplify_len): Don't error out on LEN
 643         range checks.
 644
 645 2009-05-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 646
 647         PR fortran/36031
 648         * decl.c (set_enum_kind): Use global short-enums flag.
 649         * gfortran.h (gfc_option_t): Remove short_enums flag.
 650         * lang.opt (-fshort-enums): Refer to C documentation.
 651         * options.c (gfc_init_options, gfc_handle_option): Use global
 652         short-enums flag.
 653
 654 2009-05-15  Tobias Burnus  <burnus@net-b.de>
 655
 656         PR fortran/39352
 657         * f95-lang.c: Add gfc_maybe_initialize_eh.
 658         * gfortran.h: Add gfc_maybe_initialize_eh prototype.
 659         * Make-lang.in: Add new .h dendencies for f95-lang.c
 660         * openmp.c (resolve_omp_do): Call gfc_maybe_initialize_eh.
 661         * misc.c (gfc_free): Avoid #define trickery for free.
 662
 663 2009-05-14  Steven G. Kargl  <kargl@gcc.gnu.org>
 664
 665         * dump-parse-tree.c (show_code_node): Add ERRMSG to the dumping
 666         of allocate and deallocate statements.
 667
 668 2009-05-14  Ian Lance Taylor  <iant@google.com>
 669
 670         * decl.c (match_attr_spec): Change d to unsigned int.
 671         * dump-parse-tree.c (show_namespace): Change op to int.  Add cast.
 672         * interface.c (gfc_check_interfaces): Change i to int.  Add casts.
 673         * module.c (read_module): Change i to int.  Add cast.
 674         (write_module): Change i to int.
 675         * symbol.c (gfc_get_namespace): Change in to int.
 676         (gfc_free_namespace): Change i to int.
 677         * trans-io.c (gfc_build_io_library_fndecls): Change ptype to
 678         unsigned int.  Add cast.
 679         * trans-types.c (gfc_init_kinds): Change mode to unsigned int.
 680         Add casts.
 681
 682 2009-05-14  Daniel Kraft  <d@domob.eu>
 683
 684         PR fortran/40045
 685         * dump-parse-tree.c (show_typebound): Fix missing adaption to new
 686         type-bound procedure storage structure.
 687
 688 2009-05-14  Janus Weil  <janus@gcc.gnu.org>
 689
 690         PR fortran/39996
 691         * decl.c (gfc_match_function_decl): Use gfc_add_type.
 692         * symbol.c (gfc_add_type): Better checking for duplicate types in
 693         function declarations. And: Always give an error for duplicte types,
 694         not just a warning with -std=gnu.
 695
 696 2009-05-14  Jakub Jelinek  <jakub@redhat.com>
 697
 698         PR fortran/39865
 699         * io.c (resolve_tag_format): CHARACTER array in FMT= argument
 700         isn't an extension.  Reject non-CHARACTER array element of
 701         assumed shape or pointer or assumed size array.
 702         * trans-array.c (array_parameter_size): New function.
 703         (gfc_conv_array_parameter): Add size argument.  Call
 704         array_parameter_size if it is non-NULL.
 705         * trans-array.h (gfc_conv_array_parameter): Adjust prototype.
 706         * trans-expr.c (gfc_conv_function_call, gfc_trans_arrayfunc_assign):
 707         Adjust callers.
 708         * trans-intrinsic.c (gfc_conv_intrinsic_loc): Likewise.
 709         * trans-io.c (gfc_convert_array_to_string): Rewritten.
 710
 711 2009-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 712
 713         * gfortran.h (gfc_code): Rename struct member expr to expr1.
 714         * openmp.c (resolve_omp_atomic): Update expr to expr1.
 715         * interface.c (gfc_extend_assign): Ditto.
 716         * trans-expr.c (gfc_conv_expr_reference, gfc_trans_assignment,
 717         gfc_trans_init_assign): Ditto.
 718         * dump-parse-tree.c (show_code_node): Ditto.
 719         * trans-openmp.c (gfc_trans_omp_atomic): Ditto.
 720         * trans-stmt.c ( gfc_trans_label_assign, gfc_trans_goto, gfc_trans_call,
 721         gfc_trans_return, gfc_trans_pause, gfc_trans_stop, gfc_trans_if_1,
 722         gfc_trans_arithmetic_if, gfc_trans_do_while, gfc_trans_integer_select,
 723         gfc_trans_logical_select, gfc_trans_character_select
 724         forall_make_variable_temp, check_forall_dependencies
 725         gfc_trans_forall_1, gfc_trans_where_2, gfc_trans_where_3
 726         gfc_trans_where, gfc_trans_allocate, gfc_trans_deallocate): Ditto.
 727         * io.c (match_io_element, gfc_match_inquire): Ditto.
 728         * resolve.c (resolve_typebound_call, resolve_ppc_call,
 729         resolve_allocate_expr, resolve_allocate_deallocate, resolve_select,
 730         resolve_transfer, resolve_where, gfc_resolve_assign_in_forall,
 731         gfc_resolve_blocks, resolve_code, build_init_assign): Ditto.
 732         * st.c (gfc_free_statement): Ditto.
 733         * match.c (gfc_match_assignment, gfc_match_pointer_assignment,
 734         match_arithmetic_if, gfc_match_if, gfc_match_elseif
 735         gfc_match_stopcode, gfc_match_assign, gfc_match_goto,
 736         gfc_match_nullify, match_typebound_call, gfc_match_call
 737         gfc_match_select, match_simple_where, gfc_match_where
 738         gfc_match_elsewhere, match_simple_forall, gfc_match_forall): Ditto.
 739         * trans-io.c (gfc_trans_transfer): Ditto.
 740         * parse.c (parse_where_block, parse_if_block): Ditto.
 741
 742 2009-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 743
 744         * gfortran.h (gfc_code): Rename struct member label to label1.
 745         * dump-parse-tree.c (show_code_node): Update symbol.
 746         * trans-stmt.c (gfc_trans_label_assign, gfc_trans_goto,
 747         gfc_trans_arithmetic_if): Ditto.
 748         * resolve.c (gfc_resolve_blocks, resolve_code): Ditto.
 749         * match.c (match_arithmetic_if, gfc_match_if, gfc_reference_st_label,
 750         gfc_match_assign, gfc_match_goto): Ditto.
 751         * parse.c (parse_do_block): Ditto.
 752
 753 2009-05-13  Tobias Burnus  <burnus@net-b.de>
 754
 755         PR fortran/34153
 756         * gfortran.h (gfc_exec_op): Add EXEC_END_PROCEDURE.
 757         * dump-parse-tree.c (show_code_node): Use EXEC_END_PROCEDURE.
 758         * trans.c (gfc_trans_code): Ditto.
 759         * resolve.c (resolve_code): Ditto.
 760         * st.c (gfc_free_statement): Ditto.
 761         * parse.c (accept_statement): Ditto.
 762
 763 2009-05-12  Tobias Burnus  <burnus@net-b.de>
 764
 765         PR fortran/40110
 766         * decl.c (gfc_match_kind_spec): Turn C kind error into a warning.
 767
 768 2009-05-11  Steve Ellcey  <sje@cup.hp.com>
 769
 770         * resolve.c (check_host_association): Initialize tail.
 771
 772 2009-05-11  Janus Weil  <janus@gcc.gnu.org>
 773
 774         PR fortran/40089
 775         * resolve.c (resolve_fl_derived): Only return FAILURE if
 776         gfc_notify_std fails.
 777
 778 2009-05-10  Ian Lance Taylor  <iant@google.com>
 779
 780         * gfortran.h (enum gfc_omp_sched_kind): New enum, broken out of
 781         gfc_omp_clauses.
 782         (enum gfc_omp_default_sharing): Likewise.
 783         * module.c (enum gfc_rsym_state): New enum, broken out of
 784         pointer_info.
 785         (enum gfc_wsym_state): Likewise.
 786         * parse.c (enum state_order): New enum, broken out of st_state.
 787
 788 2009-05-10  Paul Thomas  <pault@gcc.gnu.org>
 789
 790         PR fortran/40018
 791         * trans-array.c (gfc_trans_array_constructor_value): Fold
 792         convert numeric constants.
 793         (gfc_build_constant_array_constructor): The same.
 794
 795 2009-05-10  Paul Thomas  <pault@gcc.gnu.org>
 796
 797         PR fortran/38863
 798         * trans-expr.c (gfc_conv_operator_assign): Remove function.
 799         * trans.h : Remove prototype for gfc_conv_operator_assign.
 800         * trans-stmt.c (gfc_conv_elemental_dependencies): Initialize
 801         derivde types with intent(out).
 802         (gfc_trans_call): Add mask, count1 and invert arguments. Add
 803         code to use mask for WHERE assignments.
 804         (gfc_trans_forall_1): Use new arguments for gfc_trans_call.
 805         (gfc_trans_where_assign): The gfc_symbol argument is replaced
 806         by the corresponding code. If this has a resolved_sym, then
 807         gfc_trans_call is called. The call to gfc_conv_operator_assign
 808         is removed.
 809         (gfc_trans_where_2): Change the last argument in the call to
 810         gfc_trans_where_assign.
 811         * trans-stmt.h : Modify prototype for gfc_trans_call.
 812         * trans.c (gfc_trans_code): Use new args for gfc_trans_call.
 813
 814 2009-05-08  Janus Weil  <janus@gcc.gnu.org>
 815
 816         PR fortran/39876
 817         * intrinsic.c (gfc_is_intrinsic): Do not add the EXTERNAL attribute if
 818         the symbol is a module procedure.
 819
 820 2009-05-08  Tobias Burnus  <burnus@net-b.de>
 821
 822         * invoke.texi: Add do/recursion to the -fcheck= summary.
 823
 824 2009-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 825
 826         PR fortran/38830
 827         * gfortran.texi: Document that we don't support variable FORMAT
 828         expressions.
 829
 830 2009-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 831
 832         PR fortran/39576
 833         * error.c (error_print): Add missing break statement.
 834
 835 2009-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 836
 837         PR fortran/36382
 838         * invoke.texi: Document that -fdollar-ok does not allow $ to be
 839         used in IMPLICIT statement.
 840
 841 2009-05-06  Janus Weil  <janus@gcc.gnu.org>
 842             Paul Thomas  <pault@gcc.gnu.org>
 843
 844         PR fortran/39630
 845         * decl.c (match_procedure_interface): New function to match the
 846         interface for a PROCEDURE statement.
 847         (match_procedure_decl): Call match_procedure_interface.
 848         (match_ppc_decl): New function to match the declaration of a
 849         procedure pointer component.
 850         (gfc_match_procedure):  Call match_ppc_decl.
 851         (match_binding_attributes): Add new argument 'ppc' and handle the
 852         POINTER attribute for procedure pointer components.
 853         (match_procedure_in_type,gfc_match_generic): Added new argument to
 854         match_binding_attributes.
 855         * dump-parse-tree.c (show_expr,show_components,show_code_node): Handle
 856         procedure pointer components.
 857         * expr.c (free_expr0,gfc_copy_expr,gfc_simplify_expr): Handle EXPR_PPC.
 858         (gfc_check_pointer_assign): Handle procedure pointer components, but no
 859         full checking yet.
 860         (is_proc_ptr_comp): New function to determine if an expression is a
 861         procedure pointer component.
 862         * gfortran.h (expr_t): Add EXPR_PPC.
 863         (symbol_attribute): Add new member 'proc_pointer_comp'.
 864         (gfc_component): Add new member 'formal'.
 865         (gfc_exec_op): Add EXEC_CALL_PPC.
 866         (gfc_get_default_type): Changed first argument.
 867         (is_proc_ptr_comp): Add prototype.
 868         (gfc_match_varspec): Add new argument.
 869         * interface.c (compare_actual_formal): Handle procedure pointer
 870         components.
 871         * match.c (gfc_match_pointer_assignment,match_typebound_call): Handle
 872         procedure pointer components.
 873         * module.c (mio_expr): Handle EXPR_PPC.
 874         * parse.c (parse_derived): Handle procedure pointer components.
 875         * primary.c (gfc_match_varspec): Add new argument 'ppc_arg' and handle
 876         procedure pointer components.
 877         (gfc_variable_attr): Handle procedure pointer components.
 878         (gfc_match_rvalue): Added new argument to gfc_match_varspec and changed
 879         first argument of gfc_get_default_type.
 880         (match_variable): Added new argument to gfc_match_varspec.
 881         * resolve.c (resolve_entries,set_type,resolve_fl_parameter): Changed
 882         first argument of gfc_get_default_type.
 883         (resolve_structure_cons,resolve_actual_arglist): Handle procedure
 884         pointer components.
 885         (resolve_ppc_call): New function to resolve a call to a procedure
 886         pointer component (subroutine).
 887         (resolve_expr_ppc): New function to resolve a call to a procedure
 888         pointer component (function).
 889         (gfc_resolve_expr): Handle EXPR_PPC.
 890         (resolve_code): Handle EXEC_CALL_PPC.
 891         (resolve_fl_derived): Copy the interface for a procedure pointer
 892         component.
 893         (resolve_symbol): Fix overlong line.
 894         * st.c (gfc_free_statement): Handle EXEC_CALL_PPC.
 895         * symbol.c (gfc_get_default_type): Changed first argument.
 896         (gfc_set_default_type): Changed first argument of gfc_get_default_type.
 897         (gfc_add_component): Initialize ts.type to BT_UNKNOWN.
 898         * trans.h (gfc_conv_function_call): Renamed.
 899         * trans.c (gfc_trans_code): Handle EXEC_CALL_PPC.
 900         * trans-expr.c (gfc_conv_component_ref): Ditto.
 901         (gfc_conv_function_val): Rename to 'conv_function_val', add new
 902         argument 'expr' and handle procedure pointer components.
 903         (gfc_conv_operator_assign): Renamed gfc_conv_function_val.
 904         (gfc_apply_interface_mapping_to_expr): Handle EXPR_PPC.
 905         (gfc_conv_function_call): Rename to 'gfc_conv_procedure_call', add new
 906         argument 'expr' and handle procedure pointer components.
 907         (gfc_get_proc_ptr_comp): New function to get the backend decl for a
 908         procedure pointer component.
 909         (gfc_conv_function_expr): Renamed gfc_conv_function_call.
 910         (gfc_conv_structure): Handle procedure pointer components.
 911         * trans-intrinsic.c (gfc_conv_intrinsic_funcall,
 912         conv_generic_with_optional_char_arg): Renamed gfc_conv_function_call.
 913         * trans-stmt.h (gfc_get_proc_ptr_comp): Add prototype.
 914         * trans-stmt.c (gfc_trans_call): Renamed gfc_conv_function_call.
 915         * trans-types.h (gfc_get_ppc_type): Add prototype.
 916         * trans-types.c (gfc_get_ppc_type): New function to build a tree node
 917         for a procedure pointer component.
 918         (gfc_get_derived_type): Handle procedure pointer components.
 919
 920 2009-05-06  Tobias Burnus  <burnus@net-b.de>
 921
 922         PR fortran/40041
 923         * resolve.c (resolve_symbol): Print no warning for implicitly
 924         typed intrinsic functions.
 925
 926 2009-05-05  Janus Weil  <janus@gcc.gnu.org>
 927
 928         PR fortran/39998
 929         * expr.c (gfc_check_pointer_assign): Check for statement functions and
 930         internal procedures in procedure pointer assignments.
 931
 932 2009-04-28  Janus Weil  <janus@gcc.gnu.org>
 933
 934         PR fortran/39946
 935         * resolve.c (resolve_symbol): Correctly copy the interface of a
 936         PROCEDURE statement if the interface involves a RESULT variable.
 937
 938 2009-04-28  Janus Weil  <janus@gcc.gnu.org>
 939
 940         PR fortran/39930
 941         PR fortran/39931
 942         * expr.c (gfc_check_pointer_assign): Correctly detect if the left hand
 943         side is a pointer.
 944         * parse.c (gfc_fixup_sibling_symbols): Don't check for ambiguity.
 945
 946 2009-04-28  Paul Thomas  <pault@gcc.gnu.org>
 947
 948         PR fortran/39879
 949         * trans_expr.c (gfc_conv_procedure_call): Deep copy a derived
 950         type parentheses argument if it is a variable with allocatable
 951         components.
 952
 953 2009-04-27  Ian Lance Taylor  <iant@google.com>
 954
 955         * trans-intrinsic.c (DEFINE_MATH_BUILTIN): Add casts to enum
 956         type.
 957         * trans-io.c (st_parameter_field): Add casts to enum type.
 958
 959 2009-04-26  Steven G. Kargl  <kargl@gcc.gnu.org>
 960
 961         PR fortran/39893
 962         fortran/data.c (gfc_assign_data_value): If the lvalue is an
 963         assumed character length entity in a data statement, then
 964         return FAILURE to prevent segmentation fault.
 965
 966 2009-04-26  Jakub Jelinek  <jakub@redhat.com>
 967
 968         * trans-decl.c: Include pointer-set.h.
 969         (nonlocal_dummy_decl_pset, tree nonlocal_dummy_decls): New variables.
 970         (gfc_nonlocal_dummy_array_decl): New function.
 971         (gfc_get_symbol_decl): Call it for non-local dummy args with saved
 972         descriptor.
 973         (gfc_get_symbol_decl): Set DECL_BY_REFERENCE when needed.
 974         (gfc_generate_function_code): Initialize nonlocal_dummy_decl{s,_pset},
 975         chain it to outermost block's vars, destroy it afterwards.
 976         * Make-lang.in (trans-decl.o): Depend on pointer-set.h.
 977
 978 2009-04-25  Janus Weil  <janus@gcc.gnu.org>
 979
 980         PR fortran/39688
 981         * decl.c (gfc_match_import): Use 'sym->name' instead of 'name'.
 982         They differ if the symbol has been use-renamed.
 983
 984 2009-04-24  Ian Lance Taylor  <iant@google.com>
 985
 986         * gfortran.h (enum gfc_symbol_type): New named enum type, broken
 987         out of struct gfc_symbol.
 988         (struct gfc_symbol): Use enum gfc_symbol_type.
 989         (enum gfc_array_ref_dimen_type): New named enum type, broken out
 990         of struct gfc_array_ref).
 991         (struct gfc_array_ref): Use enum gfc_array_ref_dimen_type.
 992         (mod_pointee_as): Update declaration.
 993         * decl.c (add_global_entry): Change type to enum gfc_symbol_type.
 994         (gfc_mod_pointee_as): Change return type to "match".
 995         * module.c (mio_array_ref): Add cast to enum type.
 996         (mio_symbol): Likewise.
 997         * resolve.c (resolve_global_procedure): Change type to enum
 998         gfc_symbol_type.
 999         * trans-io.c (gfc_build_st_parameter): Change type to unsigned
1000         int.
1001
1002 2009-04-24  Daniel Kraft  <d@domob.eu>
1003
1004         * gfortran.h (gfc_get_typebound_proc): Removed as macro, now a function.
1005         (struct gfc_symtree): Moved "typebound" member inside union.
1006         (struct gfc_namespace): Add "tb_sym_root" as new symtree to sort out
1007         type-bound procedures there.
1008         (gfc_get_tbp_symtree): New procedure.
1009         * symbol.c (tentative_tbp_list): New global.
1010         (gfc_get_namespace): NULL new "tb_sym_root" member.
1011         (gfc_new_symtree): Removed initialization of "typebound" member.
1012         (gfc_undo_symbols): Process list of tentative tbp's.
1013         (gfc_commit_symbols): Ditto.
1014         (free_tb_tree): New method.
1015         (gfc_free_namespace): Call it.
1016         (gfc_get_typebound_proc): New method.
1017         (gfc_get_tbp_symtree): New method.
1018         (gfc_find_typebound_proc): Adapt to structural changes of gfc_symtree
1019         and gfc_namespace with regards to tbp's.
1020         * dump-parse-tree.c (show_typebound): Ditto.
1021         * primary.c (gfc_match_varspec): Ditto.  Don't reference tbp-symbol
1022         as it isn't a symbol any longer.
1023         * module.c (mio_typebound_symtree): Adapt to changes.
1024         (mio_typebound_proc): Ditto, create symtrees using "gfc_get_tbp_symtree"
1025         rather than "gfc_get_sym_tree".
1026         (mio_f2k_derived): Ditto.
1027         * decl.c (match_procedure_in_type): Ditto.
1028         (gfc_match_generic): Ditto.  Don't reference tbp-symbol.
1029         * resolve.c (check_typebound_override): Adapt to changes.
1030         (resolve_typebound_generic): Ditto.
1031         (resolve_typebound_procedures): Ditto.
1032         (ensure_not_abstract_walker): Ditto.
1033         (ensure_not_abstract): Ditto.
1034         (resolve_typebound_procedure): Ditto, ignore erraneous symbols (for
1035         instance, through removed tentative ones).
1036         * gfc-internals.texi (Type-bound procedures): Document changes.
1037
1038 2009-04-24  Janus Weil  <janus@gcc.gnu.org>
1039
1040         PR fortran/39861
1041         PR fortran/39864
1042         * symbol.c (gfc_copy_formal_args_intr): Set attr.flavor and attr.dummy
1043         for the formal arguments.
1044
1045 2009-04-21  Taras Glek <tglek@mozilla.com>
1046
1047         * f95-lang.c: Update GTY annotations to new syntax.
1048         * trans-intrinsic.c: Likewise.
1049         * trans-io.c: Likewise.
1050         * trans.h: Likewise.
1051
1052 2009-04-22  Janus Weil  <janus@gcc.gnu.org>
1053
1054         PR fortran/39735
1055         * decl.c (add_hidden_procptr_result): Bugfix for procptr results.
1056         (match_procedure_decl): Set if_source.
1057         * expr.c (gfc_check_pointer_assign): Bugfix: Return after error.
1058         And: Check interface also for IFSRC_UNKNOWN (return type may be known).
1059         * gfortran.h (typedef enum ifsrc): Remove IFSRC_USAGE,
1060         add documentation. Rename copy_formal_args and copy_formal_args_intr.
1061         * interface.c (gfc_compare_interfaces): Check for return types,
1062         handle IFSRC_UNKNOWN.
1063         (compare_intr_interfaces,compare_actual_formal_intr): Obsolete, removed.
1064         (gfc_procedure_use): Modified handling of intrinsics.
1065         * intrinsic.c (add_functions): Bugfix for "dim".
1066         * resolve.c (resolve_intrinsic): New function to resolve intrinsics,
1067         which copies the interface from isym to sym.
1068         (resolve_procedure_expression,resolve_function): Use new function
1069         'resolve_intrinsic'.
1070         (resolve_symbol): Add function attribute for externals with return type
1071         and use new function 'resolve_intrinsic'.
1072         * symbol.c (ifsrc_types): Remove string for IFSRC_USAGE.
1073         (copy_formal_args): Renamed to gfc_copy_formal_args.
1074         (copy_formal_args_intr): Renamed to gfc_copy_formal_args_intr.
1075         * trans-const.c (gfc_conv_const_charlen): Handle cl==NULL.
1076
1077 2009-04-21  Joseph Myers  <joseph@codesourcery.com>
1078
1079         * ChangeLog, ChangeLog-2002, ChangeLog-2003, ChangeLog-2004,
1080         ChangeLog-2005, ChangeLog-2006, ChangeLog-2007, ChangeLog-2008,
1081         ChangeLog.ptr, config-lang.in, ioparm.def, mathbuiltins.def: Add
1082         copyright and license notices.
1083         * ChangeLog, ChangeLog-2005, ChangeLog-2006, ChangeLog-2007,
1084         ChangeLog-2008: Correct dates.
1085
1086 2009-04-20  Tobias Burnus  <burnus@net-b.de>
1087
1088         PR fortran/39811
1089         * scanner.c (load_line): Fix bogus "&" compile-time diagnostic.
1090
1091 2009-04-20  Paul Thomas  <pault@gcc.gnu.org>
1092
1093         PR fortran/39800
1094         * resolve.c (is_sym_host_assoc): New function.
1095         (resolve_fl_derived): Call it when checking PRIVATE components
1096         of PUBLIC derived types.  Change gfc_error to a gfc_notify_std
1097         with std=f2003.
1098         (resolve_fl_namelist): Call it twice to check for host
1099         association.
1100
1101 2009-04-20  Ian Lance Taylor  <iant@google.com>
1102
1103         * module.c (import_iso_c_binding_module): Add casts to enum type.
1104         * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Change op to enum
1105         tree_code.
1106         (gfc_conv_intrinsic_anyall): Likewise.
1107         (gfc_conv_intrinsic_arith): Likewise.
1108         (gfc_conv_intrinsic_minmaxloc): Likewise.
1109         (gfc_conv_intrinsic_minmaxval): Likewise.
1110         (gfc_conv_intrinsic_bitop): Likewise.
1111         (gfc_conv_intrinsic_singlebitop): Likewise.
1112         (gfc_conv_intrinsic_strcmp): Likewise.
1113
1114 2009-04-20  Vasilis Liaskovitis  <vliaskov@gmail.com>
1115             Jakub Jelinek  <jakub@redhat.com>
1116
1117         PR fortran/35423
1118         * trans.h (OMPWS_WORKSHARE_FLAG, OMPWS_CURR_SINGLEUNIT,
1119         OMPWS_SCALARIZER_WS, OMPWS_NOWAIT): Define.
1120         (ompws_flags): New extern decl.
1121         * trans-array.c (gfc_trans_scalarized_loop_end): Build OMP_FOR
1122         for the outer dimension if ompws_flags allow it.
1123         * trans.c (gfc_generate_code): Clear ompws_flags.
1124         * trans-expr.c (gfc_trans_assignment_1): Allow worksharing
1125         array assignments inside of !$omp workshare.
1126         * trans-stmt.c (gfc_trans_where_3): Similarly for where statements
1127         and constructs.
1128         * trans-openmp.c (ompws_flags): New variable.
1129         (gfc_trans_omp_workshare): Rewritten.
1130
1131 2009-04-11  Daniel Kraft  <d@domob.eu>
1132
1133         PR fortran/37746
1134         * gfortran.h (struct gfc_charlen): New field "passed_length" to store
1135         the actual passed string length for dummy arguments.
1136         * trans-decl.c (gfc_create_string_length): Formatting fixes and added
1137         assertion, moved a local variable into the innermost block it is needed.
1138         (create_function_arglist): Removed TODO about the check being
1139         implemented and initialize cl->passed_length here.
1140         (add_argument_checking): New method.
1141         (gfc_generate_function_code): Call the argument checking method.
1142
1143 2009-04-11  Janus Weil  <janus@gcc.gnu.org>
1144
1145         PR fortran/39692
1146         * symbol.c (check_conflict): Reject procedure pointers for -std=f95.
1147
1148 2009-04-11  Daniel Franke  <franke.daniel@gmail.com>
1149
1150         * resolve.c (resolve_global_procedure): Enable whole-file checking for
1151         procedures that are declared later in the file.
1152
1153 2009-04-10  Paolo Bonzini  <bonzini@gnu.org>
1154
1155         PR middle-end/39701
1156         * trans.c (gfc_allocate_with_status): Fix type mismatches
1157         on "pstat == 0".
1158
1159 2009-04-10  Daniel Franke  <franke.daniel@gmail.com>
1160
1161         PR fortran/38709
1162         * expr.c (find_array_section): Leave early on zero-sized arrays.
1163
1164 2009-04-09  Janus Weil  <janus@gcc.gnu.org>
1165
1166         PR fortran/36704
1167         * decl.c (add_hidden_procptr_result): New function for handling
1168         procedure pointer return values by adding a hidden result variable.
1169         (variable_decl,match_procedure_decl,gfc_match_function_decl,
1170         gfc_match_subroutine,gfc_match_end,attr_decl1): Handle procedure pointer
1171         return values.
1172         * parse.c (parse_interface): Add EXTERNAL attribute only after
1173         FUNCTION/SUBROUTINE declaration is complete.
1174         * primary.c (replace_hidden_procptr_result): New function for replacing
1175         function symbol by hidden result variable.
1176         (gfc_match_rvalue,match_variable): Replace symbol by hidden result
1177         variable.
1178         * resolve.c (resolve_contained_fntype,resolve_function,resolve_variable,
1179         resolve_symbol): Allow for procedure pointer function results.
1180         (resolve_fl_procedure): Conflict detection moved here from
1181         'check_conflict'.
1182         * symbol.c (gfc_check_function_type): Allow for procedure pointer
1183         function results.
1184         (check_conflict): Move some conflict detection to resolution stage.
1185         * trans-types.c (gfc_sym_type,gfc_get_function_type): Handle hidden
1186         result variables.
1187
1188 2009-04-08  Jakub Jelinek  <jakub@redhat.com>
1189
1190         * trans-types.c (gfc_init_types): Ensure gfc_integer_types doesn't
1191         contain TYPE_STRING_FLAG types.
1192
1193 2009-04-08  Janne Blomqvist  <jb@gcc.gnu.org>
1194
1195         PR fortran/39670
1196         * invoke.texi (fdollar-ok): Fix typo.
1197
1198 2009-04-08  Daniel Franke  <franke.daniel@gmail.com>
1199
1200         PR fortran/39670
1201         * invoke.texi (fdollar-ok): Clarify limitations.
1202
1203 2009-04-08  Paul Thomas  <pault@gcc.gnu.org>
1204
1205         PR fortran/38863
1206         * trans-array.c (gfc_trans_deferred_array): Return if this
1207         is a result variable.
1208
1209 2009-04-07  Janus Weil  <janus@gcc.gnu.org>
1210
1211         PR fortran/38152
1212         * trans-decl.c (gfc_get_symbol_decl): Correctly set decl location for
1213         procedure pointer decls.
1214
1215 2009-04-07  Janus Weil  <janus@gcc.gnu.org>
1216
1217         PR fortran/38290
1218         * expr.c (gfc_check_pointer_assign): Enable interface check for
1219         procedure pointers.
1220         * gfortran.h: Add copy_formal_args_intr.
1221         * interface.c (gfc_compare_interfaces): Call gfc_compare_intr_interfaces
1222         if second argument is an intrinsic.
1223         (compare_intr_interfaces): Correctly set attr.function, attr.subroutine
1224         and ts.
1225         (compare_parameter): Call gfc_compare_interfaces also for intrinsics.
1226         * resolve.c (resolve_specific_f0,resolve_specific_s0): Don't resolve
1227         intrinsic interfaces here. Must happen earlier.
1228         (resolve_symbol): Resolution of intrinsic interfaces moved here from
1229         resolve_specific_..., and formal args are now copied from intrinsic
1230         interfaces.
1231         * symbol.c (copy_formal_args_intr): New function to copy the formal
1232         arguments from an intinsic procedure.
1233
1234 2009-04-06  Paul Thomas  <pault@gcc.gnu.org>
1235
1236         PR fortran/38863
1237         * dependency.c (ref_same_as_full_array): New function.
1238         (gfc_dep_resolver): Call it.
1239
1240 2009-04-06  Janus Weil  <janus@gcc.gnu.org>
1241
1242         PR fortran/39414
1243         * decl.c (match_procedure_decl): Fix double declaration problems with
1244         PROCEDURE statements.
1245         * symbol.c (gfc_add_type): Ditto.
1246
1247 2009-04-06  Paul Thomas  <pault@gcc.gnu.org>
1248
1249         PR fortran/36091
1250         * trans-array.c (gfc_conv_array_ref): If the symbol has the
1251         temporary attribute use the array_spec for the bounds.
1252         * gfortran.h : Add the temporary field to the structure
1253         'symbol_attribute'.
1254         * trans-stmt.c (forall_make_variable_temp): Set the symbol's
1255         temporary attribute.
1256
1257 2009-04-05  Daniel Franke  <franke.daniel@gmail.com>
1258
1259         PR fortran/29458
1260         * trans-array.c (gfc_trans_array_constructor_value): Shadow
1261         implied do-loop variable to avoid spurious middle-end warnings.
1262
1263 2009-04-04  Tobias Burnus  <burnus@net-b.de>
1264
1265         PR fortran/39577
1266         * trans-decl.c (gfc_generate_function_code): Move recursive
1267         check to the right position.
1268
1269 2009-04-04  Paul Thomas  <pault@gcc.gnu.org>
1270
1271         PR fortran/37614
1272         * trans-common.c (translate_common): Do not offset the whole
1273         coomon block.
1274
1275 2009-04-03  Tobias Burnus  <burnus@net-b.de>
1276
1277         PR fortran/39594
1278         * resolve.c (resolve_common_vars): Add FL_VARIABLE to symbol
1279         if it is not a procedure pointer.
1280         * primary.c (match_actual_arg): Ditto.
1281
1282 2009-03-31  Joseph Myers  <joseph@codesourcery.com>
1283
1284         PR preprocessor/15638
1285         * cpp.c (cb_cpp_error): Handle CPP_DL_FATAL.
1286
1287 2009-03-30  Steven G. Kargl  <kargls@comcast.net>
1288
1289         PR fortran/38389
1290         * trans-stmt.c(gfc_trans_allocate): Add translation of ERRMSG.
1291         (gfc_trans_deallocate): Add translation of ERRMSG.  Remove stale
1292         comments.  Minor whitespace cleanup.
1293         * resolve.c(is_scalar_expr_ptr): Whitespace cleanup.
1294         (resolve_deallocate_expr (gfc_expr *e): Update error message.
1295         (resolve_allocate_expr):  Remove dead code.  Update error message.
1296         Move error checking to ...
1297         (resolve_allocate_deallocate): ... here.  Add additional error
1298         checking for STAT, ERRMSG, and allocate-objects.
1299         * match.c(gfc_match_allocate,gfc_match_deallocate):  Parse ERRMSG.
1300         Check for redundant uses of STAT and ERRMSG.  Reword error message
1301         and add checking for pointer, allocatable, and proc_pointer attributes.
1302
1303 2009-03-30  Paul Thomas  <pault@gcc.gnu.org>
1304
1305         PR fortran/22571
1306         PR fortran/26227
1307         PR fortran/24886
1308         * symbol.c : Add gfc_global_ns_list.
1309         * decl.c (add_global_entry): Set the namespace ('ns') field.
1310         * gfortran.h : Add the resolved field to gfc_namespace. Add the
1311         namespace ('ns') field to gfc_gsymbol.  Add flag_whole_file to
1312         gfc_option_t.  Add the prototype for gfc_free_dt_list.
1313         * lang.opt : Add the whole-file option.
1314         * invoke.texi : Document the whole-file option.
1315         * resolve.c (resolve_global_procedure): If the fwhole-file
1316         option is set, reorder gsymbols to ensure that translation is
1317         in the right order.  Resolve the gsymbol's namespace if that
1318         has not occurred and then check interfaces.
1319         (resolve_function): Move call to resolve_global_procedure.
1320         (resolve_call): The same.
1321         (resolve_codes): Store the current labels_obstack.
1322         (gfc_resolve) : Return if the namespace is already resolved.
1323         trans-decl.c (gfc_get_extern_function_decl): If the whole_file
1324         option is selected, use the backend_decl of a gsymbol, if it is
1325         available.
1326         parse.c (add_global_procedure, add_global_program): If the flag
1327         whole-file is set, add the namespace to the gsymbol.
1328         (gfc_parse_file): On -fwhole-file, put procedure namespaces on
1329         the global namespace list.  Rearrange to do resolution of all
1330         the procedures in a file, followed by their translation.
1331         * options.c (gfc_init_options): Add -fwhole-file.
1332         (gfc_handle_option): The same.
1333
1334 2009-03-30  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1335
1336         * f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_HUGE_VAL
1337         family of intrinsics instead of BUILT_IN_INF family.
1338         * trans-intrinsics.c (gfc_conv_intrinsic_nearest): Use
1339         BUILT_IN_HUGE_VAL instead of BUILT_IN_INF.
1340
1341 2009-03-30  Jakub Jelinek  <jakub@redhat.com>
1342
1343         * trans-types.c (gfc_sym_type, gfc_return_by_reference): For
1344         sym->attr.result check sym->ns->proc_name->attr.is_bind_c.
1345
1346 2009-03-30  Joseph Myers  <joseph@codesourcery.com>
1347
1348         PR rtl-optimization/323
1349         * options.c (gfc_post_options): Set
1350         flag_excess_precision_cmdline.  Give an error for
1351         -fexcess-precision=standard for processors where the option is
1352         significant.
1353
1354 2009-03-29  Joseph Myers  <joseph@codesourcery.com>
1355
1356         PR preprocessor/34695
1357         * cpp.c (cb_cpp_error): New.
1358         (gfc_cpp_post_options): Don't set cpp_option->inhibit_warnings.
1359         Don't check cpp_errors (cpp_in).
1360         (gfc_cpp_init_0): Set cb->error.
1361
1362 2009-03-29  Steven G. Kargl  <kargl@gcc.gnu.org>
1363
1364         PR fortran/38823
1365         * gfortran.h: Add ARITH_PROHIBIT to arith enum.
1366         expr.c (gfc_match_init_expr): Add global variable init_flag to
1367         flag matching an initialization expression.
1368         (check_intrinsic_op): Move no longer reachable error message to ...
1369         * arith.c (arith_power): ... here.  Remove gfc_ prefix in
1370         gfc_arith_power.  Use init_flag.  Allow constant folding of x**y
1371         when y is REAL or COMPLEX.
1372         (eval_intrinsic): Remove restriction that y in x**y must be INTEGER
1373         for constant folding.
1374         * gfc_power: Update gfc_arith_power to arith_power
1375
1376 2009-03-29  Daniel Kraft  <d@domob.eu>
1377
1378         PR fortran/37423
1379         * gfortran.h (struct gfc_typebound_proc): Added new flag "deferred" and
1380         added a comment explaining DEFERRED binding handling.
1381         * decl.c (match_binding_attributes): Really match DEFERRED attribute.
1382         (match_procedure_in_type): Really match PROCEDURE(interface) syntax
1383         and do some validity checks for DEFERRED and this construct.
1384         * module.c (binding_overriding): New string constant for DEFERRED.
1385         (mio_typebound_proc): Module-IO DEFERRED flag.
1386         * resolve.c (check_typebound_override): Ensure that a non-DEFERRED
1387         binding is not overridden by a DEFERRED one.
1388         (resolve_typebound_procedure): Allow abstract interfaces as targets
1389         for DEFERRED bindings.
1390         (ensure_not_abstract_walker), (ensure_not_abstract): New methods.
1391         (resolve_fl_derived): Use new "ensure_not_abstract" method for
1392         non-ABSTRACT types extending ABSTRACT ones to ensure each DEFERRED
1393         binding is overridden.
1394         (check_typebound_baseobject): New method.
1395         (resolve_compcall), (resolve_typebound_call): Check base-object of
1396         the type-bound procedure call.
1397         * gfc-internals.texi (Type-bound procedures): Document a little bit
1398         about internal handling of DEFERRED bindings.
1399
1400 2009-03-29  Tobias Schlueter  <tobi@gcc.gnu.org>
1401
1402         PR fortran/38507
1403         * gfortran.h (gfc_st_label): Fix comment.
1404         (gfc_exec_op): Add statement code EXEC_END_BLOCK for end of block.
1405         * parse.c (accept_statement): Use EXEC_END_BLOCK for END IF and
1406         END SELECT with labels.
1407         (check_do_closure): Fix formatting.
1408         (parse_do_block): Fix typo in error message.
1409         * resolve.c (code_stack): Remove tail member.  Update comment to
1410         new use of reachable_labels.
1411         (reachable_labels): Rename to ...
1412         (find_reachable_labels): ... this.  Overhaul.  Update preceding
1413         comment.
1414         (resolve_branch): Fix comment preceding function.  Rewrite.
1415         (resolve_code): Update call to find_reachable_labels.  Add code to
1416         deal with EXEC_END_BLOCK.
1417         * st.c (gfc_free_statement): Add code to deal with EXEC_END_BLOCK.
1418         Add 2009 to copyright years.
1419         * trans.c (gfc_trans_code): Likewise on both counts.
1420
1421 2009-03-31  Paul Thomas  <pault@gcc.gnu.org>
1422
1423         PR fortran/38917
1424         * expr.c (gfc_check_assign): Allow pointer components when
1425         checking for NULL.
1426
1427         PR fortran/38918
1428         * resolve.c (check_data_variable): Treat pointer arrays with
1429         scalars.
1430
1431 2009-03-31  Paul Thomas  <pault@gcc.gnu.org>
1432
1433         PR fortran/38915
1434         * trans-expr.c (gfc_trans_assignment_1): Ensure temporaries
1435         have a string_length.
1436
1437 2009-03-28  Tobias Burnus  <burnus@net-b.de>
1438
1439         PR fortran/34656
1440         * trans-stmt.c (gfc_trans_simple_do, gfc_trans_do):
1441         Add GFC_RTCHECK_DO support.
1442         * option.c (gfc_handle_runtime_check_option): Enable GFC_RTCHECK_DO.
1443         * invoke.texi (-fcheck): Document "do" option.
1444
1445 2009-03-28  Paul Thomas  <pault@gcc.gnu.org>
1446
1447         PR fortran/38538
1448         * trans-array.c (get_elemental_fcn_charlen): Remove.
1449         (get_array_charlen): New function to replace previous.
1450
1451 2009-03-28  Paul Thomas  <pault@gcc.gnu.org>
1452
1453         PR fortran/38765
1454         * parse.c (parse_derived): Do not break on finding pointer,
1455         allocatable or private components.
1456
1457 2009-03-28  Tobias Burnus  <burnus@net-b.de>
1458
1459         PR fortran/32626
1460         * option.c (gfc_handle_runtime_check_option): Enable recursion check.
1461         * trans-decl.c (gfc_generate_function_code): Add recursion check.
1462         * invoke.texi (-fcheck): Add recursive option.
1463
1464 2009-03-28  Tobias Burnus  <burnus@net-b.de>
1465
1466         PR fortran/38432
1467         * resolve.c (gfc_resolve_iterator): Add zero-loop warning.
1468
1469 2009-03-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1470             Paul Thomas  <pault@gcc.gnu.org>
1471             Tobias Burnus  <burnus@net-b.de>
1472
1473         * gfortran.h (gfc_option_t): Add rtcheck.
1474         * lang.opt: New option -fcheck.
1475         * libgfortran.h: Add GFC_RTCHECK_* constants.
1476         * invoke.texi: Document -fcheck.
1477         * options.c (gfc_handle_runtime_check_option): New function.
1478         (gfc_init_options,gfc_post_options,gfc_handle_option):
1479         Add -fcheck option.
1480
1481 2009-03-27  Richard Guenther  <rguenther@suse.de>
1482
1483         * trans-array.c (gfc_conv_descriptor_data_addr): Use
1484         gfc_build_addr_expr instead of build_fold_addr_expr.
1485         (gfc_trans_allocate_array_storage, gfc_trans_array_constructor_value,
1486         gfc_trans_constant_array_constructor, gfc_conv_array_data,
1487         gfc_conv_expr_descriptor, gfc_conv_array_parameter): Likewise.
1488         * trans-expr.c (gfc_conv_missing_dummy, gfc_conv_variable,
1489         gfc_conv_function_val, gfc_conv_operator_assign,
1490         gfc_conv_subref_array_arg, gfc_conv_function_call,
1491         gfc_conv_expr_reference, gfc_trans_scalar_assign): Likewise.
1492         * trans-intrinsic.c (gfc_conv_intrinsic_exponent,
1493         gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate,
1494         gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax_char,
1495         gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_spacing,
1496         gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_set_exponent,
1497         gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer,
1498         gfc_conv_intrinsic_si_kind, gfc_conv_intrinsic_trim): Likewise.
1499         * trans-io.c (gfc_trans_io_runtime_check, set_parameter_ref,
1500         gfc_convert_array_to_string, gfc_trans_open, gfc_trans_close,
1501         build_filepos, gfc_trans_inquire, gfc_trans_wait,
1502         nml_get_addr_expr, transfer_namelist_element, build_dt,
1503         gfc_trans_dt_end, transfer_array_component, transfer_expr,
1504         transfer_array_desc, gfc_trans_transfer): Likewise.
1505         * trans-stmt.c (gfc_trans_allocate, gfc_trans_deallocate): Likewise.
1506         * trans.c (gfc_build_addr_expr): Mark the base of the address
1507         TREE_ADDRESSABLE.
1508
1509 2009-03-27  Tobias Burnus  <burnus@net-b.de>
1510
1511         * gfortran.h (enum init_local_real.): Add GFC_INIT_REAL_SNAN.
1512         (gfc_expr): Add is_snan.
1513         * trans-const.c (gfc_conv_mpfr_to_tree): Support SNaN.
1514         (gfc_conv_constant_to_tree): Update call to gfc_conv_mpfr_to_tree.
1515         * trans-const.h (gfc_conv_mpfr_to_tree): Update prototype.
1516         * resolve.c (build_default_init_expr): Update call.
1517         * target-memory.c (encode_float): Ditto.
1518         * trans-intrinsic.c (gfc_conv_intrinsic_aint,gfc_conv_intrinsic_mod,
1519
1520 2009-03-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1521
1522         * lang.opt: Unify help texts for -I, -Wconversion, -d, -fopenmp,
1523         and -fpreprocessed.
1524
1525 2009-03-06  Alexandre Oliva <aoliva@redhat.com>
1526
1527         * simplify.c (gfc_simplify_transfer): Zero-initialize the
1528         buffer.
1529
1530 2009-02-27  Tobias Burnus  <burnus@net-b.de>
1531
1532         PR fortran/39309
1533         * module.c (read_md5_from_module_file): Add missing quote.
1534
1535 2009-02-27  Tobias Burnus  <burnus@net-b.de>
1536
1537         PR fortran/39309
1538         * module.c (read_md5_from_module_file): Include mod version
1539         in had-changed test.
1540
1541 2009-02-26  Paul Thomas  <pault@gcc.gnu.org>
1542
1543         PR fortran/39295
1544         * interface.c (compare_type_rank_if): Return 1 if the symbols
1545         are the same and deal with external procedures where one is
1546         identified to be a function or subroutine by usage but the
1547         other is not.
1548
1549 2009-02-26  Paul Thomas  <pault@gcc.gnu.org>
1550
1551         PR fortran/39292
1552         * trans-array.c (gfc_conv_array_initializer): Convert all
1553         expressions rather than ICEing.
1554
1555 2009-02-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
1556
1557         PR fortran/38914
1558         * array.c (ref_dimen_size):  Rename to gfc_ref_dimen_size,
1559         make global.  Change function name in error messages.
1560         (ref_size):  Change ref_dimen_size to gfc_ref_dimen_size.
1561         (gfc_array_ref_shape):  Likewise.
1562         * gfortran.h:  Add prototype for gfc_ref_dimen_size.
1563         * simplify.c (simplify_bound_dim):  Add ref argument.
1564         If the reference isn't a full array, return one for
1565         the lower bound and the extent for the upper bound.
1566         (simplify_bound):  For array sections, take as from the
1567         argument.  Add reference to all to simplify_bound_dim.
1568
1569 2009-02-19  Daniel Franke  <franke.daniel@gmail.com>
1570
1571         * scanner.c (load_line): At end of line, skip '\r' without setting
1572         the truncation flag.
1573
1574 2009-02-18  Daniel Kraft  <d@domob.eu>
1575
1576         * gfortran.texi: New chapter about compiler characteristics.
1577         (Compiler Characteristics): Document KIND type parameters here.
1578
1579 2009-02-18  Tobias Burnus  <burnus@net-b.de>
1580
1581         * intrinsic.texi (MALLOC): Make example more portable.
1582
1583 2009-02-13  Mikael Morin  <mikael.morin@tele2.fr>
1584
1585         PR fortran/38259
1586         * module.c (gfc_dump_module,gfc_use_module): Add module
1587         version number.
1588
1589 2009-02-13  Paul Thomas  <pault@gcc.gnu.org>
1590
1591         PR fortran/36703
1592         PR fortran/36528
1593         * trans-expr.c (gfc_conv_function_val): Stabilize Cray-pointer
1594         function references to ensure that a valid expression is used.
1595         (gfc_conv_function_call): Pass Cray pointers to procedures.
1596
1597 2009-02-03  Jakub Jelinek  <jakub@redhat.com>
1598
1599         * gfortranspec.c (lang_specific_driver): Update copyright notice
1600         dates.
1601
1602 2009-01-28  Paul Thomas  <pault@gcc.gnu.org>
1603
1604         PR fortran/38852
1605         PR fortran/39006
1606         * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use the array
1607         descriptor ubound for UBOUND, when the array lbound == 1.
1608
1609 2009-01-27  Daniel Kraft  <d@domob.eu>
1610
1611         PR fortran/38883
1612         * trans-stmt.c (gfc_conv_elemental_dependencies):  Create temporary
1613         for the real type needed to make it work for subcomponent-references.
1614
1615 2009-01-21  Daniel Kraft  <d@domob.eu>
1616
1617         * trans-stmt.c (gfc_conv_elemental_dependencies):  Cleaned up comment.
1618
1619 2009-01-20  Paul Thomas  <pault@gcc.gnu.org>
1620
1621         PR fortran/38907
1622         * resolve.c (check_host_association): Remove the matching to
1623         correct an incorrect host association and use manipulation of
1624         the expression instead.
1625
1626 2009-01-20  Tobias Burnus  <burnus@net-b.de>
1627
1628         * invoke.texi (RANGE): RANGE also takes INTEGER arguments.
1629
1630 2009-01-19  Mikael Morin  <mikael.morin@tele2.fr>
1631
1632         PR fortran/38859
1633         * simplify.c (simplify_bound): Don't use array specification
1634         if variable or component has subsequent references.
1635
1636 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
1637
1638         PR fortran/38657
1639         * module.c (write_common_0): Add argument 'this_module' and
1640         check that non-use associated common blocks are written first.
1641         (write_common): Call write_common_0 twice, once with true and
1642         then with false.
1643
1644 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
1645
1646         PR fortran/34955
1647         * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): Has
1648         been absorbed into gfc_conv_intrinsic_transfer. All
1649         references to it in trans-intrinsic.c have been changed
1650         accordingly.  PR fixed by using a temporary for scalar
1651         character transfer, when the source is shorter than the
1652         destination.
1653
1654 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
1655
1656         PR fortran/38657
1657         * module.c (write_common_0): Revert patch of 2009-01-05.
1658
1659 2009-01-16  Janus Weil  <janus@gcc.gnu.org>
1660
1661         PR fortran/38152
1662         * expr.c (gfc_check_pointer_assign): Allow use-associated procedure
1663         pointers as lvalue.
1664         * trans-decl.c (get_proc_pointer_decl,gfc_create_module_variable):
1665         Enable procedure pointers as module variables.
1666
1667 2009-01-14  Steven G. Kargl  <kargl@gcc.gnu.org>
1668
1669         * ChangeLog-2007: Clean out svn merge droppings.
1670
1671 2009-01-10  Paul Thomas  <pault@gcc.gnu.org>
1672
1673         PR fortran/38763
1674         * target-memory.c (encode_derived): Encode NULL.
1675
1676 2009-01-10  Paul Thomas  <pault@gcc.gnu.org>
1677
1678         PR fortran/38765
1679         * resolve.c (check_host_association): Use the symtree name to
1680         search for a potential contained procedure, since this is the
1681         name by which it would be referenced.
1682
1683 2009-01-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
1684
1685         PR fortran/38220
1686         * interface.c (gfc_procedure_use):  Don't warn about functions
1687         from ISO_C_BINDING.
1688         * symbol.c (generate_isocbinding_symbol):  Mark c_loc and
1689         c_funloc as pure.
1690
1691 2009-01-05  Paul Thomas  <pault@gcc.gnu.org>
1692
1693         PR fortran/38657
1694         * module.c (write_common_0): Use the name of the symtree rather
1695         than the common block, to determine if the common has been
1696         written.
1697
1698 2009-01-05  Daniel Franke  <franke.daniel@gmail.com>
1699
1700         PR fortran/37159
1701         * check.c (gfc_check_random_seed): Added size check for GET
1702         dummy argument, reworded error messages to follow common pattern.
1703
1704 2009-01-05  Thomas Koenig  <tkoenig@gcc.gnu.org>
1705
1706         PR fortran/38672
1707         * trans-types.c (gfc_get_derived_type):  Check for the
1708         presence of derived->ns->proc_name before
1709         accessing derived->ns->proc_name->attr.flavor .
1710         * resolve.c (resolve_symbol):  Likewise.
1711
1712 2009-01-05  Paul Thomas  <pault@gcc.gnu.org>
1713
1714         PR fortran/38665
1715         * gfortran.h : Add bit to gfc_expr 'user_operator'
1716         * interface.c (gfc_extend_expr): Set the above if the operator
1717         is substituted by a function.
1718         * resolve.c (check_host_association): Return if above is set.
1719
1720 2009-01-04  Mikael Morin  <mikael.morin@tele2.fr>
1721
1722         PR fortran/35681
1723         * ChangeLog-2008: Fix function name.
1724
1725         PR fortran/38487
1726         * dependency.c (gfc_check_argument_var_dependency):
1727         Move the check for pointerness inside the if block
1728         so that it doesn't affect the return value.
1729
1730         PR fortran/38669
1731         * trans-stmt.c (gfc_trans_call):
1732         Add the dependency code after the loop bounds calculation one.
1733
1734 2009-01-04  Daniel Franke  <franke.daniel@gmail.com>
1735
1736         * intrinsic.c (do_simplify): Removed already implemented TODO.
1737
1738 2009-01-04  Daniel Franke  <franke.daniel@gmail.com>
1739
1740         PR fortran/38718
1741         * simplify.c (gfc_simplify_merge): New.
1742         * intrinsic.h (gfc_simplify_merge): New prototype.
1743         * intrinsic.c (add_functions): Added simplification for MERGE.
1744
1745 2009-01-04  Mikael Morin  <mikael.morin@tele2.fr>
1746
1747         PR fortran/38536
1748         * gfortran.h (gfc_is_data_pointer): Added prototype
1749         * resolve.c (gfc_iso_c_func_interface):
1750         Use gfc_is_data_pointer to test for pointer attribute.
1751         * dependency.c (gfc_is_data_pointer):
1752         Support pointer-returning functions.
1753
1754 2009-01-03  Daniel Franke  <franke.daniel@gmail.com>
1755
1756         * symbol.c (save_symbol): Don't SAVE function results.
1757
1758 2009-01-03  Paul Thomas  <pault@gcc.gnu.org>
1759
1760         PR fortran/38594
1761         * resolve.c (resolve_call): When searching for proper host
1762         association, use symtree rather than symbol.  For everything
1763         except generic subroutines, substitute the symtree in the call
1764         rather than the symbol.
1765
1766 \f
1767 Copyright (C) 2009 Free Software Foundation, Inc.
1768
1769 Copying and distribution of this file, with or without modification,
1770 are permitted in any medium without royalty provided the copyright
1771 notice and this notice are preserved.