gcc/fortran/ChangeLog

   1 2009-07-02  Michael Matz  <matz@suse.de>
   2
   3         PR fortran/32131
   4         * trans-array.c (gfc_conv_descriptor_stride_get): Return
   5         constant one for strides in the first dimension of ALLOCATABLE
   6         arrays.
   7
   8 2009-06-30  Janus Weil  <janus@gcc.gnu.org>
   9
  10         PR fortran/40594
  11         * trans-types.c (gfc_get_derived_type): Bugfix, reverting one hunk from
  12         r147206.
  13
  14 2009-06-29  Tobias Burnus  <burnus@net-b.de>
  15
  16         PR fortran/40580
  17         * trans-expr.c  (gfc_conv_procedure_call): Add -fcheck=pointer check.
  18         * libgfortran.h: Add GFC_RTCHECK_POINTER.
  19         * invoke.texi (-fcheck): Document new pointer option.
  20         * options.c (gfc_handle_runtime_check_option): Handle pointer option.
  21
  22         * gfortran.texi (C Binding): Improve wording.
  23         * iso-c-binding.def: Remove obsolete comment.
  24
  25 2009-06-29  Paul Thomas  <pault@gcc.gnu.org>
  26
  27         PR fortran/40551
  28         * dependency.h : Add second bool* argument to prototype of
  29         gfc_full_array_ref_p.
  30         * dependency.c (gfc_full_array_ref_p): If second argument is
  31         present, return true if last dimension of reference is an
  32         element or has unity stride.
  33         * trans-array.c : Add NULL second argument to references to
  34         gfc_full_array_ref_p.
  35         * trans-expr.c : The same, except for;
  36         (gfc_trans_arrayfunc_assign): Return fail if lhs reference
  37         is not a full array or a contiguous section.
  38
  39 2009-06-28  Tobias Burnus  <burnus@net-b.de>
  40             Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  41
  42         PR fortran/34112
  43         * symbol.c (gfc_add_ext_attribute): New function.
  44         (gfc_get_sym_tree): New argument allow_subroutine.
  45         (gfc_get_symbol,gfc_get_ha_sym_tree,gen_cptr_param,gen_fptr_param
  46         gen_shape_param,generate_isocbinding_symbol): Use it.
  47         * decl.c (find_special): New argument allow_subroutine.
  48         (add_init_expr_to_sym,add_hidden_procptr_result,attr_decl1,
  49         match_procedure_in_type,gfc_match_final_decl): Use it.
  50         (gfc_match_gcc_attributes): New function.
  51         * gfortran.texi (Mixed-Language Programming): New section
  52         "GNU Fortran Compiler Directives".
  53         * gfortran.h (ext_attr_t): New struct.
  54         (symbol_attributes): Use it.
  55         (gfc_add_ext_attribute): New prototype.
  56         (gfc_get_sym_tree): Update pototype.
  57         * expr.c (gfc_check_pointer_assign): Check whether call
  58         convention is the same.
  59         * module.c (import_iso_c_binding_module, create_int_parameter,
  60         use_iso_fortran_env_module): Update gfc_get_sym_tree call.
  61         * scanner.c (skip_gcc_attribute): New function.
  62         (skip_free_comments,skip_fixed_comments): Use it.
  63         (gfc_next_char_literal): Support !GCC$ lines.
  64         * resolve.c (check_host_association): Update
  65         gfc_get_sym_tree call.
  66         * match.c (gfc_match_sym_tree,gfc_match_call): Update
  67         gfc_get_sym_tree call.
  68         * trans-decl.c (add_attributes_to_decl): New function.
  69         (gfc_get_symbol_decl,get_proc_pointer_decl,
  70         gfc_get_extern_function_decl,build_function_decl: Use it.
  71         * match.h (gfc_match_gcc_attributes): Add prototype.
  72         * parse.c (decode_gcc_attribute): New function.
  73         (next_free,next_fixed): Support !GCC$ lines.
  74         * primary.c (match_actual_arg,check_for_implicit_index,
  75         gfc_match_rvalue,gfc_match_rvalue): Update
  76         gfc_get_sym_tree call.
  77
  78 2009-06-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
  79
  80         * gfortran.h: Define HAVE_mpc_pow.
  81         * arith.c (complex_reciprocal, complex_pow): If HAVE_mpc_pow,
  82         don't define these functions.
  83         (arith_power): If HAVE_mpc_pow, use mpc_pow.
  84
  85 2009-06-26  Janus Weil  <janus@gcc.gnu.org>
  86
  87         PR fortran/39997
  88         PR fortran/40541
  89         * decl.c (add_hidden_procptr_result): Copy the typespec to the hidden
  90         result.
  91         * expr.c (gfc_check_pointer_assign): Enable interface check for
  92         procedure pointer assignments where the rhs is a function returning a
  93         procedure pointer.
  94         * resolve.c (resolve_symbol): If an external procedure with unspecified
  95         return type can not be implicitly typed, it must be a subroutine.
  96
  97 2009-06-24  Janus Weil  <janus@gcc.gnu.org>
  98
  99         PR fortran/40427
 100         * gfortran.h (gfc_component): New member 'formal_ns'.
 101         (gfc_copy_formal_args_ppc,void gfc_ppc_use): New.
 102         * interface.c (gfc_ppc_use): New function, analogous to
 103         gfc_procedure_use, but for procedure pointer components.
 104         * module.c (MOD_VERSION): Bump module version.
 105         (mio_component): Treat formal arguments.
 106         (mio_formal_arglist): Changed argument from gfc_symbol to
 107         gfc_formal_arglist.
 108         (mio_symbol): Changed argument of mio_formal_arglist.
 109         * resolve.c (resolve_ppc_call,resolve_expr_ppc): Call gfc_ppc_use,
 110         to check actual arguments and treat formal args correctly.
 111         (resolve_fl_derived): Copy formal args of procedure pointer components
 112         from their interface.
 113         * symbol.c (gfc_copy_formal_args_ppc): New function, analogous to
 114         gfc_copy_formal_args, but for procedure pointer components.
 115
 116 2009-06-22  Janus Weil  <janus@gcc.gnu.org>
 117
 118         PR fortran/37254
 119         PR fortran/39850
 120         * interface.c (compare_parameter): Set implicit type for function
 121         actual arguments with BT_UNKNOWN.
 122
 123 2009-06-22  Tobias Burnus  <burnus@net-b.de>
 124
 125         PR fortran/40472
 126         PR fortran/50520
 127         * simplify.c (gfc_simplify_spread): Fix the case that source=
 128         is a scalar.
 129
 130 2009-06-22  Paul Thomas  <pault@gcc.gnu.org>
 131
 132         PR fortran/40443
 133         * interface.c (gfc_search_interface): Hold back a match to an
 134         elementary procedure until all other possibilities are
 135         exhausted.
 136
 137 2009-06-22  Paul Thomas  <pault@gcc.gnu.org>
 138
 139         PR fortran/40472
 140         * simplify.c (gfc_simplify_spread): Restrict the result size to
 141         the limit for an array constructor.
 142
 143 2009-06-21  Janus Weil  <janus@gcc.gnu.org>
 144
 145         PR fortran/39850
 146         * interface.c (gfc_compare_interfaces): Take care of implicit typing
 147         when checking the function attribute. Plus another bugfix.
 148         (compare_parameter): Set attr.function and attr.subroutine according
 149         to the usage of a procedure as actual argument.
 150
 151 2009-06-20  Tobias Burnus  <burnus@net-b.de>
 152
 153         PR fortran/40452
 154         * trans-decl.c (add_argument_checking): Disable bounds check
 155         for allowed argument storage association.
 156
 157 2009-06-19  Paul Thomas  <pault@gcc.gnu.org>
 158
 159         PR fortran/40440
 160         * trans-expr.c (gfc_conv_procedure_call): Do not deallocate
 161         allocatable components if the argument is a pointer.
 162
 163 2009-06-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 164
 165         * gfortran.h (gfc_expr): Use mpc_t to represent complex numbers.
 166
 167         * arith.c, dump-parse-tree.c, expr.c, module.c, resolve.c,
 168         simplify.c, target-memory.c, target-memory.h, trans-const.c,
 169         trans-expr.c: Convert to mpc_t throughout.
 170
 171 2009-06-19  Ian Lance Taylor  <iant@google.com>
 172
 173         * cpp.c (struct gfc_cpp_option_data): Give this struct, used for
 174         the global variable gfc_cpp_option, a name.
 175
 176 2009-06-19  Janus Weil  <janus@gcc.gnu.org>
 177
 178         PR fortran/40450
 179         * trans-expr.c (gfc_conv_procedure_call): Only add an extra addr_expr
 180         to a procedure pointer actual argument, if it is not itself a
 181         dummy arg.
 182
 183 2009-06-18  Janus Weil  <janus@gcc.gnu.org>
 184
 185         PR fortran/40451
 186         * resolve.c (resolve_contained_fntype): Prevent implicit typing for
 187         procedures with explicit interface.
 188         * symbol.c (gfc_check_function_type): Ditto.
 189
 190 2009-06-16  Ian Lance Taylor  <iant@google.com>
 191
 192         * decl.c (build_struct): Rewrite loop over constructor elements.
 193
 194 2009-06-16  Janus Weil  <janus@gcc.gnu.org>
 195
 196         PR fortran/36947
 197         PR fortran/40039
 198         * expr.c (gfc_check_pointer_assign): Call 'gfc_compare_interfaces' with
 199         error message.
 200         * gfortran.h (gfc_compare_interfaces): Additional argument.
 201         * interface.c (operator_correspondence): Removed.
 202         (gfc_compare_interfaces): Additional argument to return error message.
 203         Directly use the code from 'operator_correspondence' instead of calling
 204         the function. Check for OPTIONAL. Some rearrangements.
 205         (check_interface1): Call 'gfc_compare_interfaces' without error message.
 206         (compare_parameter): Call 'gfc_compare_interfaces' with error message.
 207         * resolve.c (check_generic_tbp_ambiguity): Call 'gfc_compare_interfaces'
 208         without error message.
 209
 210 2009-06-16  Tobias Burnus  <burnus@net-b.de>
 211
 212         PR fortran/40383
 213         * trans-decl.c (create_function_arglist): Copy formal charlist to
 214         have a proper passed_length for -fcheck=bounds.
 215
 216 2009-06-12  Steven G. Kargl  <kargls@comcast.net>
 217
 218         * arith.c (gfc_enum_initializer): Move function ...
 219         * decl.c: ... here.  Remove gfc_ prefix and make static.
 220         (enumerator_decl): Update function call.
 221         * gfortran.h:  Remove gfc_enum_initializer prototype.
 222
 223 2009-06-12  Aldy Hernandez  <aldyh@redhat.com>
 224
 225         * trans-array.c (gfc_trans_allocate_array_storage): Pass
 226         location on down.
 227         (gfc_trans_array_constructor_value): Same.
 228         (gfc_trans_scalarized_loop_end): Same.
 229         (gfc_conv_ss_startstride): Same.
 230         (gfc_trans_g77_array): Same.
 231         (gfc_trans_dummy_array_bias): Same.
 232         (gfc_conv_array_parameter): Same.
 233         (structure_alloc_comps): Same.
 234         * trans-expr.c (gfc_conv_function_call): Same.
 235         (fill_with_spaces): Same.
 236         (gfc_trans_string_copy): Same.
 237         (gfc_trans_scalar_assign): Same.
 238         * trans-stmt.c (gfc_trans_goto): Same.
 239         (gfc_trans_if_1): Same.
 240         (gfc_trans_simple_do): Same.
 241         (gfc_trans_do): Same.
 242         (gfc_trans_do_while): Same.
 243         (gfc_trans_logical_select): Same.
 244         (gfc_trans_select): Same.
 245         (gfc_trans_forall_loop): Same.
 246         (gfc_trans_nested_forall_loop): Same.
 247         (generate_loop_for_temp_to_lhs): Same.
 248         (generate_loop_for_rhs_to_temp): Same.
 249         (gfc_trans_forall_1): Same.
 250         (gfc_trans_where_assign): Same.
 251         (gfc_trans_where_3): Same.
 252         (gfc_trans_allocate): Same.
 253         * trans.c (gfc_finish_block): Same.
 254         (gfc_trans_runtime_check): Same.
 255         (gfc_call_malloc): Same.
 256         (gfc_allocate_with_status): Same.
 257         (gfc_call_free): Same.
 258         (gfc_deallocate_with_status): Same.
 259         (gfc_call_realloc): Same.
 260         (gfc_trans_code): Same.
 261         * trans-decl.c (gfc_init_default_dt): Same.
 262         (gfc_generate_constructors): Same.
 263         * trans-io.c (gfc_trans_io_runtime_check): Same.
 264         * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Same.
 265         (gfc_conv_intrinsic_fdate): Same.
 266         (gfc_conv_intrinsic_ttynam): Same.
 267         (gfc_conv_intrinsic_minmax): Same.
 268         (gfc_conv_intrinsic_minmax_char): Same.
 269         (gfc_conv_intrinsic_anyall): Same.
 270         (gfc_conv_intrinsic_count): Same.
 271         (gfc_conv_intrinsic_arith): Same.
 272         (gfc_conv_intrinsic_minmaxloc): Same.
 273         (gfc_conv_intrinsic_minmaxval): Same.
 274         (gfc_conv_intrinsic_rrspacing): Same.
 275         (gfc_conv_intrinsic_array_transfer): Same.
 276         (gfc_conv_intrinsic_trim): Same.
 277         (gfc_conv_intrinsic_repeat): Same.
 278
 279 2009-06-12  Janus Weil  <janus@gcc.gnu.org>
 280
 281         PR fortran/40176
 282         * resolve.c (resolve_symbol): Additional error check, preventing an
 283         infinite loop.
 284
 285 2009-06-11  Paul Thomas  <pault@gcc.gnu.org>
 286
 287         PR fortran/40402
 288         * resolve.c (next_data_value): It is an error if the value is
 289         not constant.
 290
 291 2009-06-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 292
 293         PR fortran/38718
 294         * intrinsic.c (add_functions): Add simplifiers for ISNAN,
 295         IS_IOSTAT_END and IS_IOSTAT_EOR.
 296         * intrinsic.h (gfc_simplify_is_iostat_end, gfc_simplify_is_iostat_eor,
 297         gfc_simplify_isnan): New prototypes.
 298         * intrinsic.c (gfc_simplify_is_iostat_end, gfc_simplify_is_iostat_eor,
 299         gfc_simplify_isnan): New functions.
 300
 301 2009-06-11  Jakub Jelinek  <jakub@redhat.com>
 302
 303         * interface.c (fold_unary): Rename to...
 304         (fold_unary_intrinsic): ... this.
 305         (gfc_extend_expr): Adjust caller.
 306         (gfc_match_generic_spec): Likewise.  Initialize *op to INTRINSIC_NONE
 307         to avoid warnings.
 308         * expr.c (gfc_simplify_expr): Initialize start and end before calling
 309         gfc_extract_int.
 310
 311 2009-06-10  Dave Korn  <dave.korn.cygwin@gmail.com>
 312
 313         * trans-decl.c (create_main_function):  Don't build main decl twice.
 314
 315 2009-06-09  Tobias Burnus  <burnus@net-b.de>
 316
 317         * trans-decl.c (gfc_generate_function_code): Use gfc_option.rtcheck
 318         instead of flag_bounds_check.
 319         * intrinsic.texi (ISO_FORTRAN_ENV): Document INT{8,16,32,64} and
 320         REAL{32,64,128}.
 321
 322 2009-06-08  Paul Thomas  <pault@gcc.gnu.org>
 323
 324         * trans-array.h : Replace prototypes for
 325         gfc_conv_descriptor_offset, gfc_conv_descriptor_stride,
 326         gfc_conv_descriptor_lbound, gfc_conv_descriptor_ubound with new
 327         prototypes of the same names with _get or _set appended.
 328         * trans-array.c : Make the originals of the above static and
 329         new functions for the _get and _set functions. Update all the
 330         references to these descriptor access functions.
 331         * trans-expr.c : Update references to the above descriptor
 332         access functions.
 333         * trans-intrinsic.c : The same.
 334         * trans-openmp.c : The same.
 335         * trans-stmt.c : The same.
 336
 337 2009-06-08  Alexandre Oliva  <aoliva@redhat.com>
 338
 339         * options.c (gfc_post_options): Disable dump_parse_tree
 340         during -fcompare-debug-second.
 341
 342 2009-06-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 343
 344         PR fortran/40008
 345         * gfortran.h (gfc_open): Add newunit expression to structure.
 346         * io.c (io_tag): Add new unit tag and fix whitespace.
 347         (match_open_element): Add matching for newunit.
 348         (gfc_free_open): Free the newunit expression.
 349         (gfc_resolve_open): Add newunit to resolution and check constraints.
 350         (gfc_resolve_close): Add check for non-negative unit.
 351         (gfc_resolve_filepos): Likewise.
 352         (gfc_resolve_dt): Likewise.
 353         * trans-io.c (set_parameter_value): Build runtime checks for unit
 354         numbers within range of kind=4 integer. (gfc_trans_open) Set the
 355         newunit parameter.
 356         * ioparm.def (IOPARM): Define the newunit parameter as a pointer
 357         to GFC_INTEGER_4, pint4.
 358
 359 2009-06-07  Daniel Franke  <franke.daniel@gmail.com>
 360
 361         PR fortran/25104
 362         PR fortran/29962
 363         * array.c (gfc_append_constructor): Added NULL-check.
 364         * check.c (gfc_check_spread): Check DIM.
 365         (gfc_check_unpack): Check that the ARRAY arguments provides enough
 366         values for MASK.
 367         * intrinsic.h (gfc_simplify_spread): New prototype.
 368         (gfc_simplify_unpack): Likewise.
 369         * intrinsic.c (add_functions): Added new simplifier callbacks.
 370         * simplify.c (gfc_simplify_spread): New.
 371         (gfc_simplify_unpack): 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         PR fortran/25104
 378         PR fortran/29962
 379         * check.c (gfc_check_all_any): Check rank of DIM.
 380         (gfc_check_count): Likewise.
 381         * intrinsic.h (gfc_simplify_all): New prototype.
 382         (gfc_simplify_any): Likewise.
 383         (gfc_simplify_count): Likewise.
 384         (gfc_simplify_sum): Likewise.
 385         (gfc_simplify_product): Likewise.
 386         * intrinsic.c (add_functions): Added new simplifier callbacks.
 387         * simplify.c (transformational_result): New.
 388         (simplify_transformation_to_scalar): New.
 389         (simplify_transformation_to_array): New.
 390         (gfc_count): New.
 391         (gfc_simplify_all): New.
 392         (gfc_simplify_any): New.
 393         (gfc_simplify_count): New.
 394         (gfc_simplify_sum): New.
 395         (gfc_simplify_product): New.
 396         * expr.c (check_transformational): Allow additional transformational
 397         intrinsics in initialization expression.
 398
 399 2009-06-07  Daniel Franke  <franke.daniel@gmail.com>
 400
 401         * check.c (dim_rank_check): Return SUCCESS if DIM=NULL.
 402         (gfc_check_lbound): Removed (now) redundant check for DIM=NULL.
 403         (gfc_check_minloc_maxloc): Likewise.
 404         (check_reduction): Likewise.
 405         (gfc_check_size): Likewise.
 406         (gfc_check_ubound): Likewise.
 407         (gfc_check_cshift): Added missing shape-conformance checks.
 408         (gfc_check_eoshift): Likewise.
 409         * gfortran.h (gfc_check_conformance): Modified prototype to printf-style.
 410         * expr.c (gfc_check_conformance): Accept error-message chunks in
 411         printf-style. Changed all callers.
 412
 413
 414 2009-06-07  Daniel Franke  <franke.daniel@gmail.com>
 415
 416         PR fortran/25104
 417         PR fortran/29962
 418         * intrinsic.h (gfc_simplify_dot_product): New prototype.
 419         (gfc_simplify_matmul): Likewise.
 420         (gfc_simplify_transpose): Likewise.
 421         * intrinsic.c (add_functions): Added new simplifier callbacks.
 422         * simplify.c (init_result_expr): New.
 423         (compute_dot_product): New.
 424         (gfc_simplify_dot_product): New.
 425         (gfc_simplify_matmul): New.
 426         (gfc_simplify_transpose): New.
 427         * expr.c (check_transformational): Allow transformational intrinsics
 428         with simplifier in initialization expression.
 429
 430 2009-06-06  Daniel Franke  <franke.daniel@gmail.com>
 431
 432         PR fortran/37203
 433         * simplify.c (gfc_simplify_reshape): Fixed reshaping of empty arrays
 434         without padding.
 435
 436 2009-06-06  Daniel Franke  <franke.daniel@gmail.com>
 437
 438         PR fortran/32890
 439         * intrinsic.h (gfc_simplify_pack): New prototype.
 440         * intrinsic.c (add_functions): Added
 441         simplifier-callback to PACK.
 442         * simplify.c (is_constant_array_expr): Moved
 443         to beginning of file.
 444         (gfc_simplify_pack): New.
 445         * check.c (gfc_check_pack): Check that VECTOR has enough elements.
 446         Added safeguards for empty arrays.
 447
 448 2009-06-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 449
 450         * simplify.c (call_mpc_func): Use mpc_realref/mpc_imagref
 451         instead of MPC_RE/MPC_IM.
 452
 453 2009-06-05  Alexandre Oliva  <aoliva@redhat.com>
 454
 455         * trans-decl.c (gfc_build_qualified_array): Don't skip generation
 456         of range types.
 457         * trans.h (struct lang_type): Add base_decls.
 458         (GFC_TYPE_ARRAY_BASE_DECL): New.
 459         * trans-types.c (gfc_get_array_type_bounds): Initialize base decls
 460         proactively and excessively.
 461         (gfc_get_array_descr_info): Use existing base decls if available.
 462
 463 2009-06-04  Daniel Franke  <franke.daniel@gmail.com>
 464
 465         PR fortran/37203
 466         * check.c (gfc_check_reshape): Additional checks for the
 467         SHAPE and ORDER arguments.
 468         * simplify.c (gfc_simplify_reshape): Converted argument checks
 469         to asserts.
 470
 471 2009-06-03  Tobias Burnus  <burnus@net-b.de>
 472
 473         * gfortran.texi: Add mixed-language programming, mention
 474         varying string lengths, some clean up of introduction parts.
 475         * intrinsic.texi (instrinsic modules): Create @menu for subsections.
 476         (ISO_C_BINDING): Support ISOCBINDING_INT_FAST128_T.
 477         * libgfortran.h: Comment to rember to keep gfortran.texi in sync.
 478         * iso-c-binding.def: Support ISOCBINDING_INT_FAST128_T.
 479
 480 2009-06-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 481             Tobias Burnus  <burnus@net-b.de>
 482
 483         * iso-c-binding.def: Use INTMAX_TYPE instead of intmax_type_node.
 484         * trans-types.c (init_c_interop_kinds): Remove intmax_type_node.
 485
 486 2009-06-03  Alexandre Oliva  <aoliva@redhat.com>
 487
 488         * module.c (mio_f2k_derived): Initialize cur.
 489
 490 2009-06-01  Tobias Burnus  <burnus@net-b.de>
 491
 492         PR fortran/40309
 493         * trans-decl.c (gfc_sym_identifier): Use "MAIN__" for PROGRAM "main".
 494         (create_main_function): Set main_identifier_node.
 495
 496 2009-05-29  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 497
 498         PR fortran/40019
 499         * trans-types.c (gfc_build_uint_type): Make nonstatic.
 500         * trans.h (gfor_fndecl_clz128, gfor_fndecl_ctz128): New prototypes.
 501         * trans-types.h (gfc_build_uint_type): Add prototype.
 502         * trans-decl.c (gfc_build_intrinsic_function_decls): Build
 503         gfor_fndecl_clz128 and gfor_fndecl_ctz128.
 504         * trans-intrinsic.c (gfc_conv_intrinsic_leadz,
 505         gfc_conv_intrinsic_trailz): Call the right builtins or library
 506         functions, and cast arguments to unsigned types first.
 507         * simplify.c (gfc_simplify_leadz): Deal with negative arguments.
 508
 509 2009-05-27  Ian Lance Taylor  <iant@google.com>
 510
 511         * Make-lang.in (gfortran$(exeext)): Change $(COMPILER) to
 512         $(LINKER).
 513         (f951$(exeext)): Likewise.
 514
 515 2009-05-27  Tobias Burnus  <burnus@net-b.de>
 516
 517         PR fortran/40270
 518         * trans-decl.c (create_main_function): Mark MAIN__ and
 519         argc/argv as TREE_USED and push/pop function_decl context
 520         if needed.
 521
 522 2009-05-26  Tobias Burnus  <burnus@net-b.de>
 523
 524         PR fortran/39178
 525         * gfortranspec.c (lang_specific_driver): Stop linking
 526         libgfortranbegin.
 527         * trans-decl.c (gfc_build_builtin_function_decls): Stop
 528         making MAIN__ publicly visible.
 529         (gfc_build_builtin_function_decls): Add
 530         gfor_fndecl_set_args.
 531         (create_main_function) New function.
 532         (gfc_generate_function_code): Use it.
 533
 534 2009-05-26  Tobias Burnus  <burnus@net-b.de>
 535
 536         PR fortran/40246
 537         * match.c (gfc_match_nullify): NULLify freed pointer.
 538
 539 2009-05-26  Ian Lance Taylor  <iant@google.com>
 540
 541         * Make-lang.in (gfortranspec.o): Use $(COMPILER).
 542         (gfortran$(exeext), f951$(exeext), fortran/cpp.o): Likewise.
 543
 544 2009-05-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 545
 546         * gfortran.h (GFC_MPC_RND_MODE): New.
 547         * simplify.c (call_mpc_func): New helper function.
 548         (gfc_simplify_cos, gfc_simplify_exp, gfc_simplify_log,
 549         gfc_simplify_sin, gfc_simplify_sqrt): Add MPC support.
 550
 551 2009-05-25  Janus Weil  <janus@gcc.gnu.org>
 552
 553         PR fortran/40176
 554         * primary.c (gfc_match_varspec): Handle procedure pointer components
 555         with array return value.
 556         * resolve.c (resolve_expr_ppc): Ditto.
 557         (resolve_symbol): Make sure the interface of a procedure pointer has
 558         been resolved.
 559         * trans-array.c (gfc_walk_function_expr): Handle procedure pointer
 560         components with array return value.
 561         * trans-expr.c (gfc_conv_component_ref,gfc_conv_procedure_call,
 562         gfc_trans_arrayfunc_assign): Ditto.
 563         (gfc_trans_pointer_assignment): Handle procedure pointer assignments,
 564         where the rhs is a dummy argument.
 565         * trans-types.c (gfc_get_ppc_type,gfc_get_derived_type): Handle
 566         procedure pointer components with array return value.
 567
 568 2009-05-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 569             Dominique Dhumieres
 570
 571         PR fortran/35732
 572         PR fortran/39872
 573         * trans-array.c (gfc_conv_ss_startstride): Add one to index.
 574
 575 2009-05-22  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 576
 577         PR fortran/40195
 578         * module.c (read_md5_from_module_file): Close file before returning.
 579
 580 2009-05-18  Janus Weil  <janus@gcc.gnu.org>
 581
 582         PR fortran/40164
 583         * primary.c (gfc_match_rvalue): Handle procedure pointer components in
 584         arrays.
 585         * resolve.c (resolve_ppc_call,resolve_expr_ppc): Resolve component and
 586         array references.
 587         (resolve_fl_derived): Procedure pointer components are not required to
 588         have constant array bounds in their return value.
 589
 590 2009-05-18  Janus Weil  <janus@gcc.gnu.org>
 591
 592         * intrinsic.c (add_sym): Fix my last commit (r147655),
 593         which broke bootstrap.
 594
 595 2009-05-18  Richard Guenther  <rguenther@suse.de>
 596
 597         PR fortran/40168
 598         * trans-expr.c (gfc_trans_zero_assign): For local array
 599         destinations use an assignment from an empty constructor.
 600
 601 2009-05-18  Janus Weil  <janus@gcc.gnu.org>
 602
 603         PR fortran/36947
 604         PR fortran/40039
 605         * expr.c (gfc_check_pointer_assign): Check intents when comparing
 606         interfaces.
 607         * gfortran.h (typedef struct gfc_intrinsic_arg): Add 'intent' member.
 608         (gfc_compare_interfaces): Additional argument.
 609         * interface.c (operator_correspondence): Add check for equality of
 610         intents, and new argument 'intent_check'.
 611         (gfc_compare_interfaces): New argument 'intent_check', which is passed
 612         on to operator_correspondence.
 613         (check_interface1): Don't check intents when comparing interfaces.
 614         (compare_parameter): Do check intents when comparing interfaces.
 615         * intrinsic.c (add_sym): Add intents for arguments of intrinsic
 616         procedures.
 617         (add_sym_1,add_sym_1s,add_sym_1m,add_sym_2,add_sym_2s,add_sym_3,
 618         add_sym_3ml,add_sym_3red,add_sym_3s,add_sym_4): Use INTENT_IN by
 619         default.
 620         (add_sym_1_intent,add_sym_1s_intent,add_sym_2s_intent,add_sym_3s_intent)
 621         : New functions to add intrinsic symbols, specifying custom intents.
 622         (add_sym_4s,add_sym_5s): Add new arguments to specify intents.
 623         (add_functions,add_subroutines): Add intents for various intrinsics.
 624         * resolve.c (check_generic_tbp_ambiguity): Don't check intents when
 625         comparing interfaces.
 626         * symbol.c (gfc_copy_formal_args_intr): Copy intent.
 627
 628 2009-05-17  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 629
 630         * iso-fortran-env.def: Define INT8, INT16, INT32, INT64, REAL32,
 631         REAL64 and REAL128.
 632         * gfortran.h (gfc_get_int_kind_from_width_isofortranenv,
 633         gfc_get_real_kind_from_width_isofortranenv): New prototypes.
 634         * iso-c-binding.def: Update definitions for the INT*_T,
 635         INT_LEAST*_T and INT_FAST*_T named parameters.
 636         * trans-types.c (get_typenode_from_name, get_int_kind_from_name,
 637         gfc_get_real_kind_from_width_isofortranenv): New functions.
 638
 639 2009-05-17  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 640
 641         PR fortran/36260
 642         * intrinsic.c (add_functions, add_subroutines): Fix argument
 643         names and wrap long lines.
 644         * intrinsic.texi: Fix documentation and argument names of
 645         LOG_GAMMA, DATAN2, DBESJN, DTIME, ETIME, FSTAT, STAT, LSTAT,
 646         GET_COMMAND, IDATE, LTIME, MOVE_ALLOC, NINT, OR, PRODUCT,
 647         SUM, RAND, RANDOM_SEED, REAL, SELECTED_INT_KIND,
 648         SELECTED_REAL_KIND and XOR.
 649
 650 2009-05-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 651
 652         PR fortran/33197
 653         * intrinsic.c (add_functions): Use ERFC_SCALED simplification.
 654         * intrinsic.h (gfc_simplify_erfc_scaled): New prototype.
 655         * simplify.c (fullprec_erfc_scaled, asympt_erfc_scaled,
 656         gfc_simplify_erfc_scaled): New functions.
 657
 658 2009-05-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 659
 660         PR fortran/31243
 661         * resolve.c (resolve_substring): Don't allow too large substring
 662         indexes.
 663         (gfc_resolve_substring_charlen): Fix typo.
 664         (gfc_resolve_character_operator): Fix typo.
 665         (resolve_charlen): Catch unreasonably large string lengths.
 666         * simplify.c (gfc_simplify_len): Don't error out on LEN
 667         range checks.
 668
 669 2009-05-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 670
 671         PR fortran/36031
 672         * decl.c (set_enum_kind): Use global short-enums flag.
 673         * gfortran.h (gfc_option_t): Remove short_enums flag.
 674         * lang.opt (-fshort-enums): Refer to C documentation.
 675         * options.c (gfc_init_options, gfc_handle_option): Use global
 676         short-enums flag.
 677
 678 2009-05-15  Tobias Burnus  <burnus@net-b.de>
 679
 680         PR fortran/39352
 681         * f95-lang.c: Add gfc_maybe_initialize_eh.
 682         * gfortran.h: Add gfc_maybe_initialize_eh prototype.
 683         * Make-lang.in: Add new .h dendencies for f95-lang.c
 684         * openmp.c (resolve_omp_do): Call gfc_maybe_initialize_eh.
 685         * misc.c (gfc_free): Avoid #define trickery for free.
 686
 687 2009-05-14  Steven G. Kargl  <kargl@gcc.gnu.org>
 688
 689         * dump-parse-tree.c (show_code_node): Add ERRMSG to the dumping
 690         of allocate and deallocate statements.
 691
 692 2009-05-14  Ian Lance Taylor  <iant@google.com>
 693
 694         * decl.c (match_attr_spec): Change d to unsigned int.
 695         * dump-parse-tree.c (show_namespace): Change op to int.  Add cast.
 696         * interface.c (gfc_check_interfaces): Change i to int.  Add casts.
 697         * module.c (read_module): Change i to int.  Add cast.
 698         (write_module): Change i to int.
 699         * symbol.c (gfc_get_namespace): Change in to int.
 700         (gfc_free_namespace): Change i to int.
 701         * trans-io.c (gfc_build_io_library_fndecls): Change ptype to
 702         unsigned int.  Add cast.
 703         * trans-types.c (gfc_init_kinds): Change mode to unsigned int.
 704         Add casts.
 705
 706 2009-05-14  Daniel Kraft  <d@domob.eu>
 707
 708         PR fortran/40045
 709         * dump-parse-tree.c (show_typebound): Fix missing adaption to new
 710         type-bound procedure storage structure.
 711
 712 2009-05-14  Janus Weil  <janus@gcc.gnu.org>
 713
 714         PR fortran/39996
 715         * decl.c (gfc_match_function_decl): Use gfc_add_type.
 716         * symbol.c (gfc_add_type): Better checking for duplicate types in
 717         function declarations. And: Always give an error for duplicte types,
 718         not just a warning with -std=gnu.
 719
 720 2009-05-14  Jakub Jelinek  <jakub@redhat.com>
 721
 722         PR fortran/39865
 723         * io.c (resolve_tag_format): CHARACTER array in FMT= argument
 724         isn't an extension.  Reject non-CHARACTER array element of
 725         assumed shape or pointer or assumed size array.
 726         * trans-array.c (array_parameter_size): New function.
 727         (gfc_conv_array_parameter): Add size argument.  Call
 728         array_parameter_size if it is non-NULL.
 729         * trans-array.h (gfc_conv_array_parameter): Adjust prototype.
 730         * trans-expr.c (gfc_conv_function_call, gfc_trans_arrayfunc_assign):
 731         Adjust callers.
 732         * trans-intrinsic.c (gfc_conv_intrinsic_loc): Likewise.
 733         * trans-io.c (gfc_convert_array_to_string): Rewritten.
 734
 735 2009-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 736
 737         * gfortran.h (gfc_code): Rename struct member expr to expr1.
 738         * openmp.c (resolve_omp_atomic): Update expr to expr1.
 739         * interface.c (gfc_extend_assign): Ditto.
 740         * trans-expr.c (gfc_conv_expr_reference, gfc_trans_assignment,
 741         gfc_trans_init_assign): Ditto.
 742         * dump-parse-tree.c (show_code_node): Ditto.
 743         * trans-openmp.c (gfc_trans_omp_atomic): Ditto.
 744         * trans-stmt.c ( gfc_trans_label_assign, gfc_trans_goto, gfc_trans_call,
 745         gfc_trans_return, gfc_trans_pause, gfc_trans_stop, gfc_trans_if_1,
 746         gfc_trans_arithmetic_if, gfc_trans_do_while, gfc_trans_integer_select,
 747         gfc_trans_logical_select, gfc_trans_character_select
 748         forall_make_variable_temp, check_forall_dependencies
 749         gfc_trans_forall_1, gfc_trans_where_2, gfc_trans_where_3
 750         gfc_trans_where, gfc_trans_allocate, gfc_trans_deallocate): Ditto.
 751         * io.c (match_io_element, gfc_match_inquire): Ditto.
 752         * resolve.c (resolve_typebound_call, resolve_ppc_call,
 753         resolve_allocate_expr, resolve_allocate_deallocate, resolve_select,
 754         resolve_transfer, resolve_where, gfc_resolve_assign_in_forall,
 755         gfc_resolve_blocks, resolve_code, build_init_assign): Ditto.
 756         * st.c (gfc_free_statement): Ditto.
 757         * match.c (gfc_match_assignment, gfc_match_pointer_assignment,
 758         match_arithmetic_if, gfc_match_if, gfc_match_elseif
 759         gfc_match_stopcode, gfc_match_assign, gfc_match_goto,
 760         gfc_match_nullify, match_typebound_call, gfc_match_call
 761         gfc_match_select, match_simple_where, gfc_match_where
 762         gfc_match_elsewhere, match_simple_forall, gfc_match_forall): Ditto.
 763         * trans-io.c (gfc_trans_transfer): Ditto.
 764         * parse.c (parse_where_block, parse_if_block): Ditto.
 765
 766 2009-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 767
 768         * gfortran.h (gfc_code): Rename struct member label to label1.
 769         * dump-parse-tree.c (show_code_node): Update symbol.
 770         * trans-stmt.c (gfc_trans_label_assign, gfc_trans_goto,
 771         gfc_trans_arithmetic_if): Ditto.
 772         * resolve.c (gfc_resolve_blocks, resolve_code): Ditto.
 773         * match.c (match_arithmetic_if, gfc_match_if, gfc_reference_st_label,
 774         gfc_match_assign, gfc_match_goto): Ditto.
 775         * parse.c (parse_do_block): Ditto.
 776
 777 2009-05-13  Tobias Burnus  <burnus@net-b.de>
 778
 779         PR fortran/34153
 780         * gfortran.h (gfc_exec_op): Add EXEC_END_PROCEDURE.
 781         * dump-parse-tree.c (show_code_node): Use EXEC_END_PROCEDURE.
 782         * trans.c (gfc_trans_code): Ditto.
 783         * resolve.c (resolve_code): Ditto.
 784         * st.c (gfc_free_statement): Ditto.
 785         * parse.c (accept_statement): Ditto.
 786
 787 2009-05-12  Tobias Burnus  <burnus@net-b.de>
 788
 789         PR fortran/40110
 790         * decl.c (gfc_match_kind_spec): Turn C kind error into a warning.
 791
 792 2009-05-11  Steve Ellcey  <sje@cup.hp.com>
 793
 794         * resolve.c (check_host_association): Initialize tail.
 795
 796 2009-05-11  Janus Weil  <janus@gcc.gnu.org>
 797
 798         PR fortran/40089
 799         * resolve.c (resolve_fl_derived): Only return FAILURE if
 800         gfc_notify_std fails.
 801
 802 2009-05-10  Ian Lance Taylor  <iant@google.com>
 803
 804         * gfortran.h (enum gfc_omp_sched_kind): New enum, broken out of
 805         gfc_omp_clauses.
 806         (enum gfc_omp_default_sharing): Likewise.
 807         * module.c (enum gfc_rsym_state): New enum, broken out of
 808         pointer_info.
 809         (enum gfc_wsym_state): Likewise.
 810         * parse.c (enum state_order): New enum, broken out of st_state.
 811
 812 2009-05-10  Paul Thomas  <pault@gcc.gnu.org>
 813
 814         PR fortran/40018
 815         * trans-array.c (gfc_trans_array_constructor_value): Fold
 816         convert numeric constants.
 817         (gfc_build_constant_array_constructor): The same.
 818
 819 2009-05-10  Paul Thomas  <pault@gcc.gnu.org>
 820
 821         PR fortran/38863
 822         * trans-expr.c (gfc_conv_operator_assign): Remove function.
 823         * trans.h : Remove prototype for gfc_conv_operator_assign.
 824         * trans-stmt.c (gfc_conv_elemental_dependencies): Initialize
 825         derivde types with intent(out).
 826         (gfc_trans_call): Add mask, count1 and invert arguments. Add
 827         code to use mask for WHERE assignments.
 828         (gfc_trans_forall_1): Use new arguments for gfc_trans_call.
 829         (gfc_trans_where_assign): The gfc_symbol argument is replaced
 830         by the corresponding code. If this has a resolved_sym, then
 831         gfc_trans_call is called. The call to gfc_conv_operator_assign
 832         is removed.
 833         (gfc_trans_where_2): Change the last argument in the call to
 834         gfc_trans_where_assign.
 835         * trans-stmt.h : Modify prototype for gfc_trans_call.
 836         * trans.c (gfc_trans_code): Use new args for gfc_trans_call.
 837
 838 2009-05-08  Janus Weil  <janus@gcc.gnu.org>
 839
 840         PR fortran/39876
 841         * intrinsic.c (gfc_is_intrinsic): Do not add the EXTERNAL attribute if
 842         the symbol is a module procedure.
 843
 844 2009-05-08  Tobias Burnus  <burnus@net-b.de>
 845
 846         * invoke.texi: Add do/recursion to the -fcheck= summary.
 847
 848 2009-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 849
 850         PR fortran/38830
 851         * gfortran.texi: Document that we don't support variable FORMAT
 852         expressions.
 853
 854 2009-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 855
 856         PR fortran/39576
 857         * error.c (error_print): Add missing break statement.
 858
 859 2009-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 860
 861         PR fortran/36382
 862         * invoke.texi: Document that -fdollar-ok does not allow $ to be
 863         used in IMPLICIT statement.
 864
 865 2009-05-06  Janus Weil  <janus@gcc.gnu.org>
 866             Paul Thomas  <pault@gcc.gnu.org>
 867
 868         PR fortran/39630
 869         * decl.c (match_procedure_interface): New function to match the
 870         interface for a PROCEDURE statement.
 871         (match_procedure_decl): Call match_procedure_interface.
 872         (match_ppc_decl): New function to match the declaration of a
 873         procedure pointer component.
 874         (gfc_match_procedure):  Call match_ppc_decl.
 875         (match_binding_attributes): Add new argument 'ppc' and handle the
 876         POINTER attribute for procedure pointer components.
 877         (match_procedure_in_type,gfc_match_generic): Added new argument to
 878         match_binding_attributes.
 879         * dump-parse-tree.c (show_expr,show_components,show_code_node): Handle
 880         procedure pointer components.
 881         * expr.c (free_expr0,gfc_copy_expr,gfc_simplify_expr): Handle EXPR_PPC.
 882         (gfc_check_pointer_assign): Handle procedure pointer components, but no
 883         full checking yet.
 884         (is_proc_ptr_comp): New function to determine if an expression is a
 885         procedure pointer component.
 886         * gfortran.h (expr_t): Add EXPR_PPC.
 887         (symbol_attribute): Add new member 'proc_pointer_comp'.
 888         (gfc_component): Add new member 'formal'.
 889         (gfc_exec_op): Add EXEC_CALL_PPC.
 890         (gfc_get_default_type): Changed first argument.
 891         (is_proc_ptr_comp): Add prototype.
 892         (gfc_match_varspec): Add new argument.
 893         * interface.c (compare_actual_formal): Handle procedure pointer
 894         components.
 895         * match.c (gfc_match_pointer_assignment,match_typebound_call): Handle
 896         procedure pointer components.
 897         * module.c (mio_expr): Handle EXPR_PPC.
 898         * parse.c (parse_derived): Handle procedure pointer components.
 899         * primary.c (gfc_match_varspec): Add new argument 'ppc_arg' and handle
 900         procedure pointer components.
 901         (gfc_variable_attr): Handle procedure pointer components.
 902         (gfc_match_rvalue): Added new argument to gfc_match_varspec and changed
 903         first argument of gfc_get_default_type.
 904         (match_variable): Added new argument to gfc_match_varspec.
 905         * resolve.c (resolve_entries,set_type,resolve_fl_parameter): Changed
 906         first argument of gfc_get_default_type.
 907         (resolve_structure_cons,resolve_actual_arglist): Handle procedure
 908         pointer components.
 909         (resolve_ppc_call): New function to resolve a call to a procedure
 910         pointer component (subroutine).
 911         (resolve_expr_ppc): New function to resolve a call to a procedure
 912         pointer component (function).
 913         (gfc_resolve_expr): Handle EXPR_PPC.
 914         (resolve_code): Handle EXEC_CALL_PPC.
 915         (resolve_fl_derived): Copy the interface for a procedure pointer
 916         component.
 917         (resolve_symbol): Fix overlong line.
 918         * st.c (gfc_free_statement): Handle EXEC_CALL_PPC.
 919         * symbol.c (gfc_get_default_type): Changed first argument.
 920         (gfc_set_default_type): Changed first argument of gfc_get_default_type.
 921         (gfc_add_component): Initialize ts.type to BT_UNKNOWN.
 922         * trans.h (gfc_conv_function_call): Renamed.
 923         * trans.c (gfc_trans_code): Handle EXEC_CALL_PPC.
 924         * trans-expr.c (gfc_conv_component_ref): Ditto.
 925         (gfc_conv_function_val): Rename to 'conv_function_val', add new
 926         argument 'expr' and handle procedure pointer components.
 927         (gfc_conv_operator_assign): Renamed gfc_conv_function_val.
 928         (gfc_apply_interface_mapping_to_expr): Handle EXPR_PPC.
 929         (gfc_conv_function_call): Rename to 'gfc_conv_procedure_call', add new
 930         argument 'expr' and handle procedure pointer components.
 931         (gfc_get_proc_ptr_comp): New function to get the backend decl for a
 932         procedure pointer component.
 933         (gfc_conv_function_expr): Renamed gfc_conv_function_call.
 934         (gfc_conv_structure): Handle procedure pointer components.
 935         * trans-intrinsic.c (gfc_conv_intrinsic_funcall,
 936         conv_generic_with_optional_char_arg): Renamed gfc_conv_function_call.
 937         * trans-stmt.h (gfc_get_proc_ptr_comp): Add prototype.
 938         * trans-stmt.c (gfc_trans_call): Renamed gfc_conv_function_call.
 939         * trans-types.h (gfc_get_ppc_type): Add prototype.
 940         * trans-types.c (gfc_get_ppc_type): New function to build a tree node
 941         for a procedure pointer component.
 942         (gfc_get_derived_type): Handle procedure pointer components.
 943
 944 2009-05-06  Tobias Burnus  <burnus@net-b.de>
 945
 946         PR fortran/40041
 947         * resolve.c (resolve_symbol): Print no warning for implicitly
 948         typed intrinsic functions.
 949
 950 2009-05-05  Janus Weil  <janus@gcc.gnu.org>
 951
 952         PR fortran/39998
 953         * expr.c (gfc_check_pointer_assign): Check for statement functions and
 954         internal procedures in procedure pointer assignments.
 955
 956 2009-04-28  Janus Weil  <janus@gcc.gnu.org>
 957
 958         PR fortran/39946
 959         * resolve.c (resolve_symbol): Correctly copy the interface of a
 960         PROCEDURE statement if the interface involves a RESULT variable.
 961
 962 2009-04-28  Janus Weil  <janus@gcc.gnu.org>
 963
 964         PR fortran/39930
 965         PR fortran/39931
 966         * expr.c (gfc_check_pointer_assign): Correctly detect if the left hand
 967         side is a pointer.
 968         * parse.c (gfc_fixup_sibling_symbols): Don't check for ambiguity.
 969
 970 2009-04-28  Paul Thomas  <pault@gcc.gnu.org>
 971
 972         PR fortran/39879
 973         * trans_expr.c (gfc_conv_procedure_call): Deep copy a derived
 974         type parentheses argument if it is a variable with allocatable
 975         components.
 976
 977 2009-04-27  Ian Lance Taylor  <iant@google.com>
 978
 979         * trans-intrinsic.c (DEFINE_MATH_BUILTIN): Add casts to enum
 980         type.
 981         * trans-io.c (st_parameter_field): Add casts to enum type.
 982
 983 2009-04-26  Steven G. Kargl  <kargl@gcc.gnu.org>
 984
 985         PR fortran/39893
 986         fortran/data.c (gfc_assign_data_value): If the lvalue is an
 987         assumed character length entity in a data statement, then
 988         return FAILURE to prevent segmentation fault.
 989
 990 2009-04-26  Jakub Jelinek  <jakub@redhat.com>
 991
 992         * trans-decl.c: Include pointer-set.h.
 993         (nonlocal_dummy_decl_pset, tree nonlocal_dummy_decls): New variables.
 994         (gfc_nonlocal_dummy_array_decl): New function.
 995         (gfc_get_symbol_decl): Call it for non-local dummy args with saved
 996         descriptor.
 997         (gfc_get_symbol_decl): Set DECL_BY_REFERENCE when needed.
 998         (gfc_generate_function_code): Initialize nonlocal_dummy_decl{s,_pset},
 999         chain it to outermost block's vars, destroy it afterwards.
1000         * Make-lang.in (trans-decl.o): Depend on pointer-set.h.
1001
1002 2009-04-25  Janus Weil  <janus@gcc.gnu.org>
1003
1004         PR fortran/39688
1005         * decl.c (gfc_match_import): Use 'sym->name' instead of 'name'.
1006         They differ if the symbol has been use-renamed.
1007
1008 2009-04-24  Ian Lance Taylor  <iant@google.com>
1009
1010         * gfortran.h (enum gfc_symbol_type): New named enum type, broken
1011         out of struct gfc_symbol.
1012         (struct gfc_symbol): Use enum gfc_symbol_type.
1013         (enum gfc_array_ref_dimen_type): New named enum type, broken out
1014         of struct gfc_array_ref).
1015         (struct gfc_array_ref): Use enum gfc_array_ref_dimen_type.
1016         (mod_pointee_as): Update declaration.
1017         * decl.c (add_global_entry): Change type to enum gfc_symbol_type.
1018         (gfc_mod_pointee_as): Change return type to "match".
1019         * module.c (mio_array_ref): Add cast to enum type.
1020         (mio_symbol): Likewise.
1021         * resolve.c (resolve_global_procedure): Change type to enum
1022         gfc_symbol_type.
1023         * trans-io.c (gfc_build_st_parameter): Change type to unsigned
1024         int.
1025
1026 2009-04-24  Daniel Kraft  <d@domob.eu>
1027
1028         * gfortran.h (gfc_get_typebound_proc): Removed as macro, now a function.
1029         (struct gfc_symtree): Moved "typebound" member inside union.
1030         (struct gfc_namespace): Add "tb_sym_root" as new symtree to sort out
1031         type-bound procedures there.
1032         (gfc_get_tbp_symtree): New procedure.
1033         * symbol.c (tentative_tbp_list): New global.
1034         (gfc_get_namespace): NULL new "tb_sym_root" member.
1035         (gfc_new_symtree): Removed initialization of "typebound" member.
1036         (gfc_undo_symbols): Process list of tentative tbp's.
1037         (gfc_commit_symbols): Ditto.
1038         (free_tb_tree): New method.
1039         (gfc_free_namespace): Call it.
1040         (gfc_get_typebound_proc): New method.
1041         (gfc_get_tbp_symtree): New method.
1042         (gfc_find_typebound_proc): Adapt to structural changes of gfc_symtree
1043         and gfc_namespace with regards to tbp's.
1044         * dump-parse-tree.c (show_typebound): Ditto.
1045         * primary.c (gfc_match_varspec): Ditto.  Don't reference tbp-symbol
1046         as it isn't a symbol any longer.
1047         * module.c (mio_typebound_symtree): Adapt to changes.
1048         (mio_typebound_proc): Ditto, create symtrees using "gfc_get_tbp_symtree"
1049         rather than "gfc_get_sym_tree".
1050         (mio_f2k_derived): Ditto.
1051         * decl.c (match_procedure_in_type): Ditto.
1052         (gfc_match_generic): Ditto.  Don't reference tbp-symbol.
1053         * resolve.c (check_typebound_override): Adapt to changes.
1054         (resolve_typebound_generic): Ditto.
1055         (resolve_typebound_procedures): Ditto.
1056         (ensure_not_abstract_walker): Ditto.
1057         (ensure_not_abstract): Ditto.
1058         (resolve_typebound_procedure): Ditto, ignore erraneous symbols (for
1059         instance, through removed tentative ones).
1060         * gfc-internals.texi (Type-bound procedures): Document changes.
1061
1062 2009-04-24  Janus Weil  <janus@gcc.gnu.org>
1063
1064         PR fortran/39861
1065         PR fortran/39864
1066         * symbol.c (gfc_copy_formal_args_intr): Set attr.flavor and attr.dummy
1067         for the formal arguments.
1068
1069 2009-04-21  Taras Glek <tglek@mozilla.com>
1070
1071         * f95-lang.c: Update GTY annotations to new syntax.
1072         * trans-intrinsic.c: Likewise.
1073         * trans-io.c: Likewise.
1074         * trans.h: Likewise.
1075
1076 2009-04-22  Janus Weil  <janus@gcc.gnu.org>
1077
1078         PR fortran/39735
1079         * decl.c (add_hidden_procptr_result): Bugfix for procptr results.
1080         (match_procedure_decl): Set if_source.
1081         * expr.c (gfc_check_pointer_assign): Bugfix: Return after error.
1082         And: Check interface also for IFSRC_UNKNOWN (return type may be known).
1083         * gfortran.h (typedef enum ifsrc): Remove IFSRC_USAGE,
1084         add documentation. Rename copy_formal_args and copy_formal_args_intr.
1085         * interface.c (gfc_compare_interfaces): Check for return types,
1086         handle IFSRC_UNKNOWN.
1087         (compare_intr_interfaces,compare_actual_formal_intr): Obsolete, removed.
1088         (gfc_procedure_use): Modified handling of intrinsics.
1089         * intrinsic.c (add_functions): Bugfix for "dim".
1090         * resolve.c (resolve_intrinsic): New function to resolve intrinsics,
1091         which copies the interface from isym to sym.
1092         (resolve_procedure_expression,resolve_function): Use new function
1093         'resolve_intrinsic'.
1094         (resolve_symbol): Add function attribute for externals with return type
1095         and use new function 'resolve_intrinsic'.
1096         * symbol.c (ifsrc_types): Remove string for IFSRC_USAGE.
1097         (copy_formal_args): Renamed to gfc_copy_formal_args.
1098         (copy_formal_args_intr): Renamed to gfc_copy_formal_args_intr.
1099         * trans-const.c (gfc_conv_const_charlen): Handle cl==NULL.
1100
1101 2009-04-21  Joseph Myers  <joseph@codesourcery.com>
1102
1103         * ChangeLog, ChangeLog-2002, ChangeLog-2003, ChangeLog-2004,
1104         ChangeLog-2005, ChangeLog-2006, ChangeLog-2007, ChangeLog-2008,
1105         ChangeLog.ptr, config-lang.in, ioparm.def, mathbuiltins.def: Add
1106         copyright and license notices.
1107         * ChangeLog, ChangeLog-2005, ChangeLog-2006, ChangeLog-2007,
1108         ChangeLog-2008: Correct dates.
1109
1110 2009-04-20  Tobias Burnus  <burnus@net-b.de>
1111
1112         PR fortran/39811
1113         * scanner.c (load_line): Fix bogus "&" compile-time diagnostic.
1114
1115 2009-04-20  Paul Thomas  <pault@gcc.gnu.org>
1116
1117         PR fortran/39800
1118         * resolve.c (is_sym_host_assoc): New function.
1119         (resolve_fl_derived): Call it when checking PRIVATE components
1120         of PUBLIC derived types.  Change gfc_error to a gfc_notify_std
1121         with std=f2003.
1122         (resolve_fl_namelist): Call it twice to check for host
1123         association.
1124
1125 2009-04-20  Ian Lance Taylor  <iant@google.com>
1126
1127         * module.c (import_iso_c_binding_module): Add casts to enum type.
1128         * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Change op to enum
1129         tree_code.
1130         (gfc_conv_intrinsic_anyall): Likewise.
1131         (gfc_conv_intrinsic_arith): Likewise.
1132         (gfc_conv_intrinsic_minmaxloc): Likewise.
1133         (gfc_conv_intrinsic_minmaxval): Likewise.
1134         (gfc_conv_intrinsic_bitop): Likewise.
1135         (gfc_conv_intrinsic_singlebitop): Likewise.
1136         (gfc_conv_intrinsic_strcmp): Likewise.
1137
1138 2009-04-20  Vasilis Liaskovitis  <vliaskov@gmail.com>
1139             Jakub Jelinek  <jakub@redhat.com>
1140
1141         PR fortran/35423
1142         * trans.h (OMPWS_WORKSHARE_FLAG, OMPWS_CURR_SINGLEUNIT,
1143         OMPWS_SCALARIZER_WS, OMPWS_NOWAIT): Define.
1144         (ompws_flags): New extern decl.
1145         * trans-array.c (gfc_trans_scalarized_loop_end): Build OMP_FOR
1146         for the outer dimension if ompws_flags allow it.
1147         * trans.c (gfc_generate_code): Clear ompws_flags.
1148         * trans-expr.c (gfc_trans_assignment_1): Allow worksharing
1149         array assignments inside of !$omp workshare.
1150         * trans-stmt.c (gfc_trans_where_3): Similarly for where statements
1151         and constructs.
1152         * trans-openmp.c (ompws_flags): New variable.
1153         (gfc_trans_omp_workshare): Rewritten.
1154
1155 2009-04-11  Daniel Kraft  <d@domob.eu>
1156
1157         PR fortran/37746
1158         * gfortran.h (struct gfc_charlen): New field "passed_length" to store
1159         the actual passed string length for dummy arguments.
1160         * trans-decl.c (gfc_create_string_length): Formatting fixes and added
1161         assertion, moved a local variable into the innermost block it is needed.
1162         (create_function_arglist): Removed TODO about the check being
1163         implemented and initialize cl->passed_length here.
1164         (add_argument_checking): New method.
1165         (gfc_generate_function_code): Call the argument checking method.
1166
1167 2009-04-11  Janus Weil  <janus@gcc.gnu.org>
1168
1169         PR fortran/39692
1170         * symbol.c (check_conflict): Reject procedure pointers for -std=f95.
1171
1172 2009-04-11  Daniel Franke  <franke.daniel@gmail.com>
1173
1174         * resolve.c (resolve_global_procedure): Enable whole-file checking for
1175         procedures that are declared later in the file.
1176
1177 2009-04-10  Paolo Bonzini  <bonzini@gnu.org>
1178
1179         PR middle-end/39701
1180         * trans.c (gfc_allocate_with_status): Fix type mismatches
1181         on "pstat == 0".
1182
1183 2009-04-10  Daniel Franke  <franke.daniel@gmail.com>
1184
1185         PR fortran/38709
1186         * expr.c (find_array_section): Leave early on zero-sized arrays.
1187
1188 2009-04-09  Janus Weil  <janus@gcc.gnu.org>
1189
1190         PR fortran/36704
1191         * decl.c (add_hidden_procptr_result): New function for handling
1192         procedure pointer return values by adding a hidden result variable.
1193         (variable_decl,match_procedure_decl,gfc_match_function_decl,
1194         gfc_match_subroutine,gfc_match_end,attr_decl1): Handle procedure pointer
1195         return values.
1196         * parse.c (parse_interface): Add EXTERNAL attribute only after
1197         FUNCTION/SUBROUTINE declaration is complete.
1198         * primary.c (replace_hidden_procptr_result): New function for replacing
1199         function symbol by hidden result variable.
1200         (gfc_match_rvalue,match_variable): Replace symbol by hidden result
1201         variable.
1202         * resolve.c (resolve_contained_fntype,resolve_function,resolve_variable,
1203         resolve_symbol): Allow for procedure pointer function results.
1204         (resolve_fl_procedure): Conflict detection moved here from
1205         'check_conflict'.
1206         * symbol.c (gfc_check_function_type): Allow for procedure pointer
1207         function results.
1208         (check_conflict): Move some conflict detection to resolution stage.
1209         * trans-types.c (gfc_sym_type,gfc_get_function_type): Handle hidden
1210         result variables.
1211
1212 2009-04-08  Jakub Jelinek  <jakub@redhat.com>
1213
1214         * trans-types.c (gfc_init_types): Ensure gfc_integer_types doesn't
1215         contain TYPE_STRING_FLAG types.
1216
1217 2009-04-08  Janne Blomqvist  <jb@gcc.gnu.org>
1218
1219         PR fortran/39670
1220         * invoke.texi (fdollar-ok): Fix typo.
1221
1222 2009-04-08  Daniel Franke  <franke.daniel@gmail.com>
1223
1224         PR fortran/39670
1225         * invoke.texi (fdollar-ok): Clarify limitations.
1226
1227 2009-04-08  Paul Thomas  <pault@gcc.gnu.org>
1228
1229         PR fortran/38863
1230         * trans-array.c (gfc_trans_deferred_array): Return if this
1231         is a result variable.
1232
1233 2009-04-07  Janus Weil  <janus@gcc.gnu.org>
1234
1235         PR fortran/38152
1236         * trans-decl.c (gfc_get_symbol_decl): Correctly set decl location for
1237         procedure pointer decls.
1238
1239 2009-04-07  Janus Weil  <janus@gcc.gnu.org>
1240
1241         PR fortran/38290
1242         * expr.c (gfc_check_pointer_assign): Enable interface check for
1243         procedure pointers.
1244         * gfortran.h: Add copy_formal_args_intr.
1245         * interface.c (gfc_compare_interfaces): Call gfc_compare_intr_interfaces
1246         if second argument is an intrinsic.
1247         (compare_intr_interfaces): Correctly set attr.function, attr.subroutine
1248         and ts.
1249         (compare_parameter): Call gfc_compare_interfaces also for intrinsics.
1250         * resolve.c (resolve_specific_f0,resolve_specific_s0): Don't resolve
1251         intrinsic interfaces here. Must happen earlier.
1252         (resolve_symbol): Resolution of intrinsic interfaces moved here from
1253         resolve_specific_..., and formal args are now copied from intrinsic
1254         interfaces.
1255         * symbol.c (copy_formal_args_intr): New function to copy the formal
1256         arguments from an intinsic procedure.
1257
1258 2009-04-06  Paul Thomas  <pault@gcc.gnu.org>
1259
1260         PR fortran/38863
1261         * dependency.c (ref_same_as_full_array): New function.
1262         (gfc_dep_resolver): Call it.
1263
1264 2009-04-06  Janus Weil  <janus@gcc.gnu.org>
1265
1266         PR fortran/39414
1267         * decl.c (match_procedure_decl): Fix double declaration problems with
1268         PROCEDURE statements.
1269         * symbol.c (gfc_add_type): Ditto.
1270
1271 2009-04-06  Paul Thomas  <pault@gcc.gnu.org>
1272
1273         PR fortran/36091
1274         * trans-array.c (gfc_conv_array_ref): If the symbol has the
1275         temporary attribute use the array_spec for the bounds.
1276         * gfortran.h : Add the temporary field to the structure
1277         'symbol_attribute'.
1278         * trans-stmt.c (forall_make_variable_temp): Set the symbol's
1279         temporary attribute.
1280
1281 2009-04-05  Daniel Franke  <franke.daniel@gmail.com>
1282
1283         PR fortran/29458
1284         * trans-array.c (gfc_trans_array_constructor_value): Shadow
1285         implied do-loop variable to avoid spurious middle-end warnings.
1286
1287 2009-04-04  Tobias Burnus  <burnus@net-b.de>
1288
1289         PR fortran/39577
1290         * trans-decl.c (gfc_generate_function_code): Move recursive
1291         check to the right position.
1292
1293 2009-04-04  Paul Thomas  <pault@gcc.gnu.org>
1294
1295         PR fortran/37614
1296         * trans-common.c (translate_common): Do not offset the whole
1297         coomon block.
1298
1299 2009-04-03  Tobias Burnus  <burnus@net-b.de>
1300
1301         PR fortran/39594
1302         * resolve.c (resolve_common_vars): Add FL_VARIABLE to symbol
1303         if it is not a procedure pointer.
1304         * primary.c (match_actual_arg): Ditto.
1305
1306 2009-03-31  Joseph Myers  <joseph@codesourcery.com>
1307
1308         PR preprocessor/15638
1309         * cpp.c (cb_cpp_error): Handle CPP_DL_FATAL.
1310
1311 2009-03-30  Steven G. Kargl  <kargls@comcast.net>
1312
1313         PR fortran/38389
1314         * trans-stmt.c(gfc_trans_allocate): Add translation of ERRMSG.
1315         (gfc_trans_deallocate): Add translation of ERRMSG.  Remove stale
1316         comments.  Minor whitespace cleanup.
1317         * resolve.c(is_scalar_expr_ptr): Whitespace cleanup.
1318         (resolve_deallocate_expr (gfc_expr *e): Update error message.
1319         (resolve_allocate_expr):  Remove dead code.  Update error message.
1320         Move error checking to ...
1321         (resolve_allocate_deallocate): ... here.  Add additional error
1322         checking for STAT, ERRMSG, and allocate-objects.
1323         * match.c(gfc_match_allocate,gfc_match_deallocate):  Parse ERRMSG.
1324         Check for redundant uses of STAT and ERRMSG.  Reword error message
1325         and add checking for pointer, allocatable, and proc_pointer attributes.
1326
1327 2009-03-30  Paul Thomas  <pault@gcc.gnu.org>
1328
1329         PR fortran/22571
1330         PR fortran/26227
1331         PR fortran/24886
1332         * symbol.c : Add gfc_global_ns_list.
1333         * decl.c (add_global_entry): Set the namespace ('ns') field.
1334         * gfortran.h : Add the resolved field to gfc_namespace. Add the
1335         namespace ('ns') field to gfc_gsymbol.  Add flag_whole_file to
1336         gfc_option_t.  Add the prototype for gfc_free_dt_list.
1337         * lang.opt : Add the whole-file option.
1338         * invoke.texi : Document the whole-file option.
1339         * resolve.c (resolve_global_procedure): If the fwhole-file
1340         option is set, reorder gsymbols to ensure that translation is
1341         in the right order.  Resolve the gsymbol's namespace if that
1342         has not occurred and then check interfaces.
1343         (resolve_function): Move call to resolve_global_procedure.
1344         (resolve_call): The same.
1345         (resolve_codes): Store the current labels_obstack.
1346         (gfc_resolve) : Return if the namespace is already resolved.
1347         trans-decl.c (gfc_get_extern_function_decl): If the whole_file
1348         option is selected, use the backend_decl of a gsymbol, if it is
1349         available.
1350         parse.c (add_global_procedure, add_global_program): If the flag
1351         whole-file is set, add the namespace to the gsymbol.
1352         (gfc_parse_file): On -fwhole-file, put procedure namespaces on
1353         the global namespace list.  Rearrange to do resolution of all
1354         the procedures in a file, followed by their translation.
1355         * options.c (gfc_init_options): Add -fwhole-file.
1356         (gfc_handle_option): The same.
1357
1358 2009-03-30  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1359
1360         * f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_HUGE_VAL
1361         family of intrinsics instead of BUILT_IN_INF family.
1362         * trans-intrinsics.c (gfc_conv_intrinsic_nearest): Use
1363         BUILT_IN_HUGE_VAL instead of BUILT_IN_INF.
1364
1365 2009-03-30  Jakub Jelinek  <jakub@redhat.com>
1366
1367         * trans-types.c (gfc_sym_type, gfc_return_by_reference): For
1368         sym->attr.result check sym->ns->proc_name->attr.is_bind_c.
1369
1370 2009-03-30  Joseph Myers  <joseph@codesourcery.com>
1371
1372         PR rtl-optimization/323
1373         * options.c (gfc_post_options): Set
1374         flag_excess_precision_cmdline.  Give an error for
1375         -fexcess-precision=standard for processors where the option is
1376         significant.
1377
1378 2009-03-29  Joseph Myers  <joseph@codesourcery.com>
1379
1380         PR preprocessor/34695
1381         * cpp.c (cb_cpp_error): New.
1382         (gfc_cpp_post_options): Don't set cpp_option->inhibit_warnings.
1383         Don't check cpp_errors (cpp_in).
1384         (gfc_cpp_init_0): Set cb->error.
1385
1386 2009-03-29  Steven G. Kargl  <kargl@gcc.gnu.org>
1387
1388         PR fortran/38823
1389         * gfortran.h: Add ARITH_PROHIBIT to arith enum.
1390         expr.c (gfc_match_init_expr): Add global variable init_flag to
1391         flag matching an initialization expression.
1392         (check_intrinsic_op): Move no longer reachable error message to ...
1393         * arith.c (arith_power): ... here.  Remove gfc_ prefix in
1394         gfc_arith_power.  Use init_flag.  Allow constant folding of x**y
1395         when y is REAL or COMPLEX.
1396         (eval_intrinsic): Remove restriction that y in x**y must be INTEGER
1397         for constant folding.
1398         * gfc_power: Update gfc_arith_power to arith_power
1399
1400 2009-03-29  Daniel Kraft  <d@domob.eu>
1401
1402         PR fortran/37423
1403         * gfortran.h (struct gfc_typebound_proc): Added new flag "deferred" and
1404         added a comment explaining DEFERRED binding handling.
1405         * decl.c (match_binding_attributes): Really match DEFERRED attribute.
1406         (match_procedure_in_type): Really match PROCEDURE(interface) syntax
1407         and do some validity checks for DEFERRED and this construct.
1408         * module.c (binding_overriding): New string constant for DEFERRED.
1409         (mio_typebound_proc): Module-IO DEFERRED flag.
1410         * resolve.c (check_typebound_override): Ensure that a non-DEFERRED
1411         binding is not overridden by a DEFERRED one.
1412         (resolve_typebound_procedure): Allow abstract interfaces as targets
1413         for DEFERRED bindings.
1414         (ensure_not_abstract_walker), (ensure_not_abstract): New methods.
1415         (resolve_fl_derived): Use new "ensure_not_abstract" method for
1416         non-ABSTRACT types extending ABSTRACT ones to ensure each DEFERRED
1417         binding is overridden.
1418         (check_typebound_baseobject): New method.
1419         (resolve_compcall), (resolve_typebound_call): Check base-object of
1420         the type-bound procedure call.
1421         * gfc-internals.texi (Type-bound procedures): Document a little bit
1422         about internal handling of DEFERRED bindings.
1423
1424 2009-03-29  Tobias Schlueter  <tobi@gcc.gnu.org>
1425
1426         PR fortran/38507
1427         * gfortran.h (gfc_st_label): Fix comment.
1428         (gfc_exec_op): Add statement code EXEC_END_BLOCK for end of block.
1429         * parse.c (accept_statement): Use EXEC_END_BLOCK for END IF and
1430         END SELECT with labels.
1431         (check_do_closure): Fix formatting.
1432         (parse_do_block): Fix typo in error message.
1433         * resolve.c (code_stack): Remove tail member.  Update comment to
1434         new use of reachable_labels.
1435         (reachable_labels): Rename to ...
1436         (find_reachable_labels): ... this.  Overhaul.  Update preceding
1437         comment.
1438         (resolve_branch): Fix comment preceding function.  Rewrite.
1439         (resolve_code): Update call to find_reachable_labels.  Add code to
1440         deal with EXEC_END_BLOCK.
1441         * st.c (gfc_free_statement): Add code to deal with EXEC_END_BLOCK.
1442         Add 2009 to copyright years.
1443         * trans.c (gfc_trans_code): Likewise on both counts.
1444
1445 2009-03-31  Paul Thomas  <pault@gcc.gnu.org>
1446
1447         PR fortran/38917
1448         * expr.c (gfc_check_assign): Allow pointer components when
1449         checking for NULL.
1450
1451         PR fortran/38918
1452         * resolve.c (check_data_variable): Treat pointer arrays with
1453         scalars.
1454
1455 2009-03-31  Paul Thomas  <pault@gcc.gnu.org>
1456
1457         PR fortran/38915
1458         * trans-expr.c (gfc_trans_assignment_1): Ensure temporaries
1459         have a string_length.
1460
1461 2009-03-28  Tobias Burnus  <burnus@net-b.de>
1462
1463         PR fortran/34656
1464         * trans-stmt.c (gfc_trans_simple_do, gfc_trans_do):
1465         Add GFC_RTCHECK_DO support.
1466         * option.c (gfc_handle_runtime_check_option): Enable GFC_RTCHECK_DO.
1467         * invoke.texi (-fcheck): Document "do" option.
1468
1469 2009-03-28  Paul Thomas  <pault@gcc.gnu.org>
1470
1471         PR fortran/38538
1472         * trans-array.c (get_elemental_fcn_charlen): Remove.
1473         (get_array_charlen): New function to replace previous.
1474
1475 2009-03-28  Paul Thomas  <pault@gcc.gnu.org>
1476
1477         PR fortran/38765
1478         * parse.c (parse_derived): Do not break on finding pointer,
1479         allocatable or private components.
1480
1481 2009-03-28  Tobias Burnus  <burnus@net-b.de>
1482
1483         PR fortran/32626
1484         * option.c (gfc_handle_runtime_check_option): Enable recursion check.
1485         * trans-decl.c (gfc_generate_function_code): Add recursion check.
1486         * invoke.texi (-fcheck): Add recursive option.
1487
1488 2009-03-28  Tobias Burnus  <burnus@net-b.de>
1489
1490         PR fortran/38432
1491         * resolve.c (gfc_resolve_iterator): Add zero-loop warning.
1492
1493 2009-03-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1494             Paul Thomas  <pault@gcc.gnu.org>
1495             Tobias Burnus  <burnus@net-b.de>
1496
1497         * gfortran.h (gfc_option_t): Add rtcheck.
1498         * lang.opt: New option -fcheck.
1499         * libgfortran.h: Add GFC_RTCHECK_* constants.
1500         * invoke.texi: Document -fcheck.
1501         * options.c (gfc_handle_runtime_check_option): New function.
1502         (gfc_init_options,gfc_post_options,gfc_handle_option):
1503         Add -fcheck option.
1504
1505 2009-03-27  Richard Guenther  <rguenther@suse.de>
1506
1507         * trans-array.c (gfc_conv_descriptor_data_addr): Use
1508         gfc_build_addr_expr instead of build_fold_addr_expr.
1509         (gfc_trans_allocate_array_storage, gfc_trans_array_constructor_value,
1510         gfc_trans_constant_array_constructor, gfc_conv_array_data,
1511         gfc_conv_expr_descriptor, gfc_conv_array_parameter): Likewise.
1512         * trans-expr.c (gfc_conv_missing_dummy, gfc_conv_variable,
1513         gfc_conv_function_val, gfc_conv_operator_assign,
1514         gfc_conv_subref_array_arg, gfc_conv_function_call,
1515         gfc_conv_expr_reference, gfc_trans_scalar_assign): Likewise.
1516         * trans-intrinsic.c (gfc_conv_intrinsic_exponent,
1517         gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate,
1518         gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax_char,
1519         gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_spacing,
1520         gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_set_exponent,
1521         gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer,
1522         gfc_conv_intrinsic_si_kind, gfc_conv_intrinsic_trim): Likewise.
1523         * trans-io.c (gfc_trans_io_runtime_check, set_parameter_ref,
1524         gfc_convert_array_to_string, gfc_trans_open, gfc_trans_close,
1525         build_filepos, gfc_trans_inquire, gfc_trans_wait,
1526         nml_get_addr_expr, transfer_namelist_element, build_dt,
1527         gfc_trans_dt_end, transfer_array_component, transfer_expr,
1528         transfer_array_desc, gfc_trans_transfer): Likewise.
1529         * trans-stmt.c (gfc_trans_allocate, gfc_trans_deallocate): Likewise.
1530         * trans.c (gfc_build_addr_expr): Mark the base of the address
1531         TREE_ADDRESSABLE.
1532
1533 2009-03-27  Tobias Burnus  <burnus@net-b.de>
1534
1535         * gfortran.h (enum init_local_real.): Add GFC_INIT_REAL_SNAN.
1536         (gfc_expr): Add is_snan.
1537         * trans-const.c (gfc_conv_mpfr_to_tree): Support SNaN.
1538         (gfc_conv_constant_to_tree): Update call to gfc_conv_mpfr_to_tree.
1539         * trans-const.h (gfc_conv_mpfr_to_tree): Update prototype.
1540         * resolve.c (build_default_init_expr): Update call.
1541         * target-memory.c (encode_float): Ditto.
1542         * trans-intrinsic.c (gfc_conv_intrinsic_aint,gfc_conv_intrinsic_mod,
1543
1544 2009-03-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1545
1546         * lang.opt: Unify help texts for -I, -Wconversion, -d, -fopenmp,
1547         and -fpreprocessed.
1548
1549 2009-03-06  Alexandre Oliva <aoliva@redhat.com>
1550
1551         * simplify.c (gfc_simplify_transfer): Zero-initialize the
1552         buffer.
1553
1554 2009-02-27  Tobias Burnus  <burnus@net-b.de>
1555
1556         PR fortran/39309
1557         * module.c (read_md5_from_module_file): Add missing quote.
1558
1559 2009-02-27  Tobias Burnus  <burnus@net-b.de>
1560
1561         PR fortran/39309
1562         * module.c (read_md5_from_module_file): Include mod version
1563         in had-changed test.
1564
1565 2009-02-26  Paul Thomas  <pault@gcc.gnu.org>
1566
1567         PR fortran/39295
1568         * interface.c (compare_type_rank_if): Return 1 if the symbols
1569         are the same and deal with external procedures where one is
1570         identified to be a function or subroutine by usage but the
1571         other is not.
1572
1573 2009-02-26  Paul Thomas  <pault@gcc.gnu.org>
1574
1575         PR fortran/39292
1576         * trans-array.c (gfc_conv_array_initializer): Convert all
1577         expressions rather than ICEing.
1578
1579 2009-02-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
1580
1581         PR fortran/38914
1582         * array.c (ref_dimen_size):  Rename to gfc_ref_dimen_size,
1583         make global.  Change function name in error messages.
1584         (ref_size):  Change ref_dimen_size to gfc_ref_dimen_size.
1585         (gfc_array_ref_shape):  Likewise.
1586         * gfortran.h:  Add prototype for gfc_ref_dimen_size.
1587         * simplify.c (simplify_bound_dim):  Add ref argument.
1588         If the reference isn't a full array, return one for
1589         the lower bound and the extent for the upper bound.
1590         (simplify_bound):  For array sections, take as from the
1591         argument.  Add reference to all to simplify_bound_dim.
1592
1593 2009-02-19  Daniel Franke  <franke.daniel@gmail.com>
1594
1595         * scanner.c (load_line): At end of line, skip '\r' without setting
1596         the truncation flag.
1597
1598 2009-02-18  Daniel Kraft  <d@domob.eu>
1599
1600         * gfortran.texi: New chapter about compiler characteristics.
1601         (Compiler Characteristics): Document KIND type parameters here.
1602
1603 2009-02-18  Tobias Burnus  <burnus@net-b.de>
1604
1605         * intrinsic.texi (MALLOC): Make example more portable.
1606
1607 2009-02-13  Mikael Morin  <mikael.morin@tele2.fr>
1608
1609         PR fortran/38259
1610         * module.c (gfc_dump_module,gfc_use_module): Add module
1611         version number.
1612
1613 2009-02-13  Paul Thomas  <pault@gcc.gnu.org>
1614
1615         PR fortran/36703
1616         PR fortran/36528
1617         * trans-expr.c (gfc_conv_function_val): Stabilize Cray-pointer
1618         function references to ensure that a valid expression is used.
1619         (gfc_conv_function_call): Pass Cray pointers to procedures.
1620
1621 2009-02-03  Jakub Jelinek  <jakub@redhat.com>
1622
1623         * gfortranspec.c (lang_specific_driver): Update copyright notice
1624         dates.
1625
1626 2009-01-28  Paul Thomas  <pault@gcc.gnu.org>
1627
1628         PR fortran/38852
1629         PR fortran/39006
1630         * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use the array
1631         descriptor ubound for UBOUND, when the array lbound == 1.
1632
1633 2009-01-27  Daniel Kraft  <d@domob.eu>
1634
1635         PR fortran/38883
1636         * trans-stmt.c (gfc_conv_elemental_dependencies):  Create temporary
1637         for the real type needed to make it work for subcomponent-references.
1638
1639 2009-01-21  Daniel Kraft  <d@domob.eu>
1640
1641         * trans-stmt.c (gfc_conv_elemental_dependencies):  Cleaned up comment.
1642
1643 2009-01-20  Paul Thomas  <pault@gcc.gnu.org>
1644
1645         PR fortran/38907
1646         * resolve.c (check_host_association): Remove the matching to
1647         correct an incorrect host association and use manipulation of
1648         the expression instead.
1649
1650 2009-01-20  Tobias Burnus  <burnus@net-b.de>
1651
1652         * invoke.texi (RANGE): RANGE also takes INTEGER arguments.
1653
1654 2009-01-19  Mikael Morin  <mikael.morin@tele2.fr>
1655
1656         PR fortran/38859
1657         * simplify.c (simplify_bound): Don't use array specification
1658         if variable or component has subsequent references.
1659
1660 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
1661
1662         PR fortran/38657
1663         * module.c (write_common_0): Add argument 'this_module' and
1664         check that non-use associated common blocks are written first.
1665         (write_common): Call write_common_0 twice, once with true and
1666         then with false.
1667
1668 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
1669
1670         PR fortran/34955
1671         * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): Has
1672         been absorbed into gfc_conv_intrinsic_transfer. All
1673         references to it in trans-intrinsic.c have been changed
1674         accordingly.  PR fixed by using a temporary for scalar
1675         character transfer, when the source is shorter than the
1676         destination.
1677
1678 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
1679
1680         PR fortran/38657
1681         * module.c (write_common_0): Revert patch of 2009-01-05.
1682
1683 2009-01-16  Janus Weil  <janus@gcc.gnu.org>
1684
1685         PR fortran/38152
1686         * expr.c (gfc_check_pointer_assign): Allow use-associated procedure
1687         pointers as lvalue.
1688         * trans-decl.c (get_proc_pointer_decl,gfc_create_module_variable):
1689         Enable procedure pointers as module variables.
1690
1691 2009-01-14  Steven G. Kargl  <kargl@gcc.gnu.org>
1692
1693         * ChangeLog-2007: Clean out svn merge droppings.
1694
1695 2009-01-10  Paul Thomas  <pault@gcc.gnu.org>
1696
1697         PR fortran/38763
1698         * target-memory.c (encode_derived): Encode NULL.
1699
1700 2009-01-10  Paul Thomas  <pault@gcc.gnu.org>
1701
1702         PR fortran/38765
1703         * resolve.c (check_host_association): Use the symtree name to
1704         search for a potential contained procedure, since this is the
1705         name by which it would be referenced.
1706
1707 2009-01-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
1708
1709         PR fortran/38220
1710         * interface.c (gfc_procedure_use):  Don't warn about functions
1711         from ISO_C_BINDING.
1712         * symbol.c (generate_isocbinding_symbol):  Mark c_loc and
1713         c_funloc as pure.
1714
1715 2009-01-05  Paul Thomas  <pault@gcc.gnu.org>
1716
1717         PR fortran/38657
1718         * module.c (write_common_0): Use the name of the symtree rather
1719         than the common block, to determine if the common has been
1720         written.
1721
1722 2009-01-05  Daniel Franke  <franke.daniel@gmail.com>
1723
1724         PR fortran/37159
1725         * check.c (gfc_check_random_seed): Added size check for GET
1726         dummy argument, reworded error messages to follow common pattern.
1727
1728 2009-01-05  Thomas Koenig  <tkoenig@gcc.gnu.org>
1729
1730         PR fortran/38672
1731         * trans-types.c (gfc_get_derived_type):  Check for the
1732         presence of derived->ns->proc_name before
1733         accessing derived->ns->proc_name->attr.flavor .
1734         * resolve.c (resolve_symbol):  Likewise.
1735
1736 2009-01-05  Paul Thomas  <pault@gcc.gnu.org>
1737
1738         PR fortran/38665
1739         * gfortran.h : Add bit to gfc_expr 'user_operator'
1740         * interface.c (gfc_extend_expr): Set the above if the operator
1741         is substituted by a function.
1742         * resolve.c (check_host_association): Return if above is set.
1743
1744 2009-01-04  Mikael Morin  <mikael.morin@tele2.fr>
1745
1746         PR fortran/35681
1747         * ChangeLog-2008: Fix function name.
1748
1749         PR fortran/38487
1750         * dependency.c (gfc_check_argument_var_dependency):
1751         Move the check for pointerness inside the if block
1752         so that it doesn't affect the return value.
1753
1754         PR fortran/38669
1755         * trans-stmt.c (gfc_trans_call):
1756         Add the dependency code after the loop bounds calculation one.
1757
1758 2009-01-04  Daniel Franke  <franke.daniel@gmail.com>
1759
1760         * intrinsic.c (do_simplify): Removed already implemented TODO.
1761
1762 2009-01-04  Daniel Franke  <franke.daniel@gmail.com>
1763
1764         PR fortran/38718
1765         * simplify.c (gfc_simplify_merge): New.
1766         * intrinsic.h (gfc_simplify_merge): New prototype.
1767         * intrinsic.c (add_functions): Added simplification for MERGE.
1768
1769 2009-01-04  Mikael Morin  <mikael.morin@tele2.fr>
1770
1771         PR fortran/38536
1772         * gfortran.h (gfc_is_data_pointer): Added prototype
1773         * resolve.c (gfc_iso_c_func_interface):
1774         Use gfc_is_data_pointer to test for pointer attribute.
1775         * dependency.c (gfc_is_data_pointer):
1776         Support pointer-returning functions.
1777
1778 2009-01-03  Daniel Franke  <franke.daniel@gmail.com>
1779
1780         * symbol.c (save_symbol): Don't SAVE function results.
1781
1782 2009-01-03  Paul Thomas  <pault@gcc.gnu.org>
1783
1784         PR fortran/38594
1785         * resolve.c (resolve_call): When searching for proper host
1786         association, use symtree rather than symbol.  For everything
1787         except generic subroutines, substitute the symtree in the call
1788         rather than the symbol.
1789
1790 \f
1791 Copyright (C) 2009 Free Software Foundation, Inc.
1792
1793 Copying and distribution of this file, with or without modification,
1794 are permitted in any medium without royalty provided the copyright
1795 notice and this notice are preserved.