gcc/fortran/ChangeLog

   1 2009-07-09  Tobias Burnus  <burnus@net-b.de>
   2
   3         PR fortran/40604
   4         * intrinsic.c (gfc_convert_type_warn): Set sym->result.
   5         * trans-expr.c (gfc_conv_procedure_call): Fix -fcheck=pointer
   6         for optional arguments.
   7
   8 2009-07-08  Tobias Burnus  <burnus@net-b.de>
   9
  10         PR fortran/40675
  11         * simplify.c (gfc_simplify_sign): Handle signed zero correctly.
  12         * trans-intrinsic.c (gfc_conv_intrinsic_sign): Support
  13         -fno-sign-zero.
  14         * invoke.texi (-fno-sign-zero): Add text regarding SIGN intrinsic.
  15
  16 2008-07-08  Paul Thomas  <pault@gcc.gnu.org>
  17
  18         PR fortran/40591
  19         * decl.c (match_procedure_interface):  Correct the association
  20         or creation of the interface procedure's symbol.
  21
  22 2009-07-04  Jakub Jelinek  <jakub@redhat.com>
  23
  24         * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): For integer
  25         maxloc initialize limit to -huge-1 rather than just -huge.
  26
  27 2009-07-04  Janus Weil  <janus@gcc.gnu.org>
  28
  29         PR fortran/40593
  30         * interface.c (compare_actual_formal): Take care of proc-pointer-valued
  31         functions as actual arguments.
  32         * trans-expr.c (gfc_conv_procedure_call): Ditto.
  33         * resolve.c (resolve_specific_f0): Use the correct ts.
  34
  35 2009-07-02  Michael Matz  <matz@suse.de>
  36
  37         PR fortran/32131
  38         * trans-array.c (gfc_conv_descriptor_stride_get): Return
  39         constant one for strides in the first dimension of ALLOCATABLE
  40         arrays.
  41
  42 2009-06-30  Janus Weil  <janus@gcc.gnu.org>
  43
  44         PR fortran/40594
  45         * trans-types.c (gfc_get_derived_type): Bugfix, reverting one hunk from
  46         r147206.
  47
  48 2009-06-29  Tobias Burnus  <burnus@net-b.de>
  49
  50         PR fortran/40580
  51         * trans-expr.c  (gfc_conv_procedure_call): Add -fcheck=pointer check.
  52         * libgfortran.h: Add GFC_RTCHECK_POINTER.
  53         * invoke.texi (-fcheck): Document new pointer option.
  54         * options.c (gfc_handle_runtime_check_option): Handle pointer option.
  55
  56         * gfortran.texi (C Binding): Improve wording.
  57         * iso-c-binding.def: Remove obsolete comment.
  58
  59 2009-06-29  Paul Thomas  <pault@gcc.gnu.org>
  60
  61         PR fortran/40551
  62         * dependency.h : Add second bool* argument to prototype of
  63         gfc_full_array_ref_p.
  64         * dependency.c (gfc_full_array_ref_p): If second argument is
  65         present, return true if last dimension of reference is an
  66         element or has unity stride.
  67         * trans-array.c : Add NULL second argument to references to
  68         gfc_full_array_ref_p.
  69         * trans-expr.c : The same, except for;
  70         (gfc_trans_arrayfunc_assign): Return fail if lhs reference
  71         is not a full array or a contiguous section.
  72
  73 2009-06-28  Tobias Burnus  <burnus@net-b.de>
  74             Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  75
  76         PR fortran/34112
  77         * symbol.c (gfc_add_ext_attribute): New function.
  78         (gfc_get_sym_tree): New argument allow_subroutine.
  79         (gfc_get_symbol,gfc_get_ha_sym_tree,gen_cptr_param,gen_fptr_param
  80         gen_shape_param,generate_isocbinding_symbol): Use it.
  81         * decl.c (find_special): New argument allow_subroutine.
  82         (add_init_expr_to_sym,add_hidden_procptr_result,attr_decl1,
  83         match_procedure_in_type,gfc_match_final_decl): Use it.
  84         (gfc_match_gcc_attributes): New function.
  85         * gfortran.texi (Mixed-Language Programming): New section
  86         "GNU Fortran Compiler Directives".
  87         * gfortran.h (ext_attr_t): New struct.
  88         (symbol_attributes): Use it.
  89         (gfc_add_ext_attribute): New prototype.
  90         (gfc_get_sym_tree): Update pototype.
  91         * expr.c (gfc_check_pointer_assign): Check whether call
  92         convention is the same.
  93         * module.c (import_iso_c_binding_module, create_int_parameter,
  94         use_iso_fortran_env_module): Update gfc_get_sym_tree call.
  95         * scanner.c (skip_gcc_attribute): New function.
  96         (skip_free_comments,skip_fixed_comments): Use it.
  97         (gfc_next_char_literal): Support !GCC$ lines.
  98         * resolve.c (check_host_association): Update
  99         gfc_get_sym_tree call.
 100         * match.c (gfc_match_sym_tree,gfc_match_call): Update
 101         gfc_get_sym_tree call.
 102         * trans-decl.c (add_attributes_to_decl): New function.
 103         (gfc_get_symbol_decl,get_proc_pointer_decl,
 104         gfc_get_extern_function_decl,build_function_decl: Use it.
 105         * match.h (gfc_match_gcc_attributes): Add prototype.
 106         * parse.c (decode_gcc_attribute): New function.
 107         (next_free,next_fixed): Support !GCC$ lines.
 108         * primary.c (match_actual_arg,check_for_implicit_index,
 109         gfc_match_rvalue,gfc_match_rvalue): Update
 110         gfc_get_sym_tree call.
 111
 112 2009-06-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 113
 114         * gfortran.h: Define HAVE_mpc_pow.
 115         * arith.c (complex_reciprocal, complex_pow): If HAVE_mpc_pow,
 116         don't define these functions.
 117         (arith_power): If HAVE_mpc_pow, use mpc_pow.
 118
 119 2009-06-26  Janus Weil  <janus@gcc.gnu.org>
 120
 121         PR fortran/39997
 122         PR fortran/40541
 123         * decl.c (add_hidden_procptr_result): Copy the typespec to the hidden
 124         result.
 125         * expr.c (gfc_check_pointer_assign): Enable interface check for
 126         procedure pointer assignments where the rhs is a function returning a
 127         procedure pointer.
 128         * resolve.c (resolve_symbol): If an external procedure with unspecified
 129         return type can not be implicitly typed, it must be a subroutine.
 130
 131 2009-06-24  Janus Weil  <janus@gcc.gnu.org>
 132
 133         PR fortran/40427
 134         * gfortran.h (gfc_component): New member 'formal_ns'.
 135         (gfc_copy_formal_args_ppc,void gfc_ppc_use): New.
 136         * interface.c (gfc_ppc_use): New function, analogous to
 137         gfc_procedure_use, but for procedure pointer components.
 138         * module.c (MOD_VERSION): Bump module version.
 139         (mio_component): Treat formal arguments.
 140         (mio_formal_arglist): Changed argument from gfc_symbol to
 141         gfc_formal_arglist.
 142         (mio_symbol): Changed argument of mio_formal_arglist.
 143         * resolve.c (resolve_ppc_call,resolve_expr_ppc): Call gfc_ppc_use,
 144         to check actual arguments and treat formal args correctly.
 145         (resolve_fl_derived): Copy formal args of procedure pointer components
 146         from their interface.
 147         * symbol.c (gfc_copy_formal_args_ppc): New function, analogous to
 148         gfc_copy_formal_args, but for procedure pointer components.
 149
 150 2009-06-22  Janus Weil  <janus@gcc.gnu.org>
 151
 152         PR fortran/37254
 153         PR fortran/39850
 154         * interface.c (compare_parameter): Set implicit type for function
 155         actual arguments with BT_UNKNOWN.
 156
 157 2009-06-22  Tobias Burnus  <burnus@net-b.de>
 158
 159         PR fortran/40472
 160         PR fortran/50520
 161         * simplify.c (gfc_simplify_spread): Fix the case that source=
 162         is a scalar.
 163
 164 2009-06-22  Paul Thomas  <pault@gcc.gnu.org>
 165
 166         PR fortran/40443
 167         * interface.c (gfc_search_interface): Hold back a match to an
 168         elementary procedure until all other possibilities are
 169         exhausted.
 170
 171 2009-06-22  Paul Thomas  <pault@gcc.gnu.org>
 172
 173         PR fortran/40472
 174         * simplify.c (gfc_simplify_spread): Restrict the result size to
 175         the limit for an array constructor.
 176
 177 2009-06-21  Janus Weil  <janus@gcc.gnu.org>
 178
 179         PR fortran/39850
 180         * interface.c (gfc_compare_interfaces): Take care of implicit typing
 181         when checking the function attribute. Plus another bugfix.
 182         (compare_parameter): Set attr.function and attr.subroutine according
 183         to the usage of a procedure as actual argument.
 184
 185 2009-06-20  Tobias Burnus  <burnus@net-b.de>
 186
 187         PR fortran/40452
 188         * trans-decl.c (add_argument_checking): Disable bounds check
 189         for allowed argument storage association.
 190
 191 2009-06-19  Paul Thomas  <pault@gcc.gnu.org>
 192
 193         PR fortran/40440
 194         * trans-expr.c (gfc_conv_procedure_call): Do not deallocate
 195         allocatable components if the argument is a pointer.
 196
 197 2009-06-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 198
 199         * gfortran.h (gfc_expr): Use mpc_t to represent complex numbers.
 200
 201         * arith.c, dump-parse-tree.c, expr.c, module.c, resolve.c,
 202         simplify.c, target-memory.c, target-memory.h, trans-const.c,
 203         trans-expr.c: Convert to mpc_t throughout.
 204
 205 2009-06-19  Ian Lance Taylor  <iant@google.com>
 206
 207         * cpp.c (struct gfc_cpp_option_data): Give this struct, used for
 208         the global variable gfc_cpp_option, a name.
 209
 210 2009-06-19  Janus Weil  <janus@gcc.gnu.org>
 211
 212         PR fortran/40450
 213         * trans-expr.c (gfc_conv_procedure_call): Only add an extra addr_expr
 214         to a procedure pointer actual argument, if it is not itself a
 215         dummy arg.
 216
 217 2009-06-18  Janus Weil  <janus@gcc.gnu.org>
 218
 219         PR fortran/40451
 220         * resolve.c (resolve_contained_fntype): Prevent implicit typing for
 221         procedures with explicit interface.
 222         * symbol.c (gfc_check_function_type): Ditto.
 223
 224 2009-06-16  Ian Lance Taylor  <iant@google.com>
 225
 226         * decl.c (build_struct): Rewrite loop over constructor elements.
 227
 228 2009-06-16  Janus Weil  <janus@gcc.gnu.org>
 229
 230         PR fortran/36947
 231         PR fortran/40039
 232         * expr.c (gfc_check_pointer_assign): Call 'gfc_compare_interfaces' with
 233         error message.
 234         * gfortran.h (gfc_compare_interfaces): Additional argument.
 235         * interface.c (operator_correspondence): Removed.
 236         (gfc_compare_interfaces): Additional argument to return error message.
 237         Directly use the code from 'operator_correspondence' instead of calling
 238         the function. Check for OPTIONAL. Some rearrangements.
 239         (check_interface1): Call 'gfc_compare_interfaces' without error message.
 240         (compare_parameter): Call 'gfc_compare_interfaces' with error message.
 241         * resolve.c (check_generic_tbp_ambiguity): Call 'gfc_compare_interfaces'
 242         without error message.
 243
 244 2009-06-16  Tobias Burnus  <burnus@net-b.de>
 245
 246         PR fortran/40383
 247         * trans-decl.c (create_function_arglist): Copy formal charlist to
 248         have a proper passed_length for -fcheck=bounds.
 249
 250 2009-06-12  Steven G. Kargl  <kargls@comcast.net>
 251
 252         * arith.c (gfc_enum_initializer): Move function ...
 253         * decl.c: ... here.  Remove gfc_ prefix and make static.
 254         (enumerator_decl): Update function call.
 255         * gfortran.h:  Remove gfc_enum_initializer prototype.
 256
 257 2009-06-12  Aldy Hernandez  <aldyh@redhat.com>
 258
 259         * trans-array.c (gfc_trans_allocate_array_storage): Pass
 260         location on down.
 261         (gfc_trans_array_constructor_value): Same.
 262         (gfc_trans_scalarized_loop_end): Same.
 263         (gfc_conv_ss_startstride): Same.
 264         (gfc_trans_g77_array): Same.
 265         (gfc_trans_dummy_array_bias): Same.
 266         (gfc_conv_array_parameter): Same.
 267         (structure_alloc_comps): Same.
 268         * trans-expr.c (gfc_conv_function_call): Same.
 269         (fill_with_spaces): Same.
 270         (gfc_trans_string_copy): Same.
 271         (gfc_trans_scalar_assign): Same.
 272         * trans-stmt.c (gfc_trans_goto): Same.
 273         (gfc_trans_if_1): Same.
 274         (gfc_trans_simple_do): Same.
 275         (gfc_trans_do): Same.
 276         (gfc_trans_do_while): Same.
 277         (gfc_trans_logical_select): Same.
 278         (gfc_trans_select): Same.
 279         (gfc_trans_forall_loop): Same.
 280         (gfc_trans_nested_forall_loop): Same.
 281         (generate_loop_for_temp_to_lhs): Same.
 282         (generate_loop_for_rhs_to_temp): Same.
 283         (gfc_trans_forall_1): Same.
 284         (gfc_trans_where_assign): Same.
 285         (gfc_trans_where_3): Same.
 286         (gfc_trans_allocate): Same.
 287         * trans.c (gfc_finish_block): Same.
 288         (gfc_trans_runtime_check): Same.
 289         (gfc_call_malloc): Same.
 290         (gfc_allocate_with_status): Same.
 291         (gfc_call_free): Same.
 292         (gfc_deallocate_with_status): Same.
 293         (gfc_call_realloc): Same.
 294         (gfc_trans_code): Same.
 295         * trans-decl.c (gfc_init_default_dt): Same.
 296         (gfc_generate_constructors): Same.
 297         * trans-io.c (gfc_trans_io_runtime_check): Same.
 298         * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Same.
 299         (gfc_conv_intrinsic_fdate): Same.
 300         (gfc_conv_intrinsic_ttynam): Same.
 301         (gfc_conv_intrinsic_minmax): Same.
 302         (gfc_conv_intrinsic_minmax_char): Same.
 303         (gfc_conv_intrinsic_anyall): Same.
 304         (gfc_conv_intrinsic_count): Same.
 305         (gfc_conv_intrinsic_arith): Same.
 306         (gfc_conv_intrinsic_minmaxloc): Same.
 307         (gfc_conv_intrinsic_minmaxval): Same.
 308         (gfc_conv_intrinsic_rrspacing): Same.
 309         (gfc_conv_intrinsic_array_transfer): Same.
 310         (gfc_conv_intrinsic_trim): Same.
 311         (gfc_conv_intrinsic_repeat): Same.
 312
 313 2009-06-12  Janus Weil  <janus@gcc.gnu.org>
 314
 315         PR fortran/40176
 316         * resolve.c (resolve_symbol): Additional error check, preventing an
 317         infinite loop.
 318
 319 2009-06-11  Paul Thomas  <pault@gcc.gnu.org>
 320
 321         PR fortran/40402
 322         * resolve.c (next_data_value): It is an error if the value is
 323         not constant.
 324
 325 2009-06-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 326
 327         PR fortran/38718
 328         * intrinsic.c (add_functions): Add simplifiers for ISNAN,
 329         IS_IOSTAT_END and IS_IOSTAT_EOR.
 330         * intrinsic.h (gfc_simplify_is_iostat_end, gfc_simplify_is_iostat_eor,
 331         gfc_simplify_isnan): New prototypes.
 332         * intrinsic.c (gfc_simplify_is_iostat_end, gfc_simplify_is_iostat_eor,
 333         gfc_simplify_isnan): New functions.
 334
 335 2009-06-11  Jakub Jelinek  <jakub@redhat.com>
 336
 337         * interface.c (fold_unary): Rename to...
 338         (fold_unary_intrinsic): ... this.
 339         (gfc_extend_expr): Adjust caller.
 340         (gfc_match_generic_spec): Likewise.  Initialize *op to INTRINSIC_NONE
 341         to avoid warnings.
 342         * expr.c (gfc_simplify_expr): Initialize start and end before calling
 343         gfc_extract_int.
 344
 345 2009-06-10  Dave Korn  <dave.korn.cygwin@gmail.com>
 346
 347         * trans-decl.c (create_main_function):  Don't build main decl twice.
 348
 349 2009-06-09  Tobias Burnus  <burnus@net-b.de>
 350
 351         * trans-decl.c (gfc_generate_function_code): Use gfc_option.rtcheck
 352         instead of flag_bounds_check.
 353         * intrinsic.texi (ISO_FORTRAN_ENV): Document INT{8,16,32,64} and
 354         REAL{32,64,128}.
 355
 356 2009-06-08  Paul Thomas  <pault@gcc.gnu.org>
 357
 358         * trans-array.h : Replace prototypes for
 359         gfc_conv_descriptor_offset, gfc_conv_descriptor_stride,
 360         gfc_conv_descriptor_lbound, gfc_conv_descriptor_ubound with new
 361         prototypes of the same names with _get or _set appended.
 362         * trans-array.c : Make the originals of the above static and
 363         new functions for the _get and _set functions. Update all the
 364         references to these descriptor access functions.
 365         * trans-expr.c : Update references to the above descriptor
 366         access functions.
 367         * trans-intrinsic.c : The same.
 368         * trans-openmp.c : The same.
 369         * trans-stmt.c : The same.
 370
 371 2009-06-08  Alexandre Oliva  <aoliva@redhat.com>
 372
 373         * options.c (gfc_post_options): Disable dump_parse_tree
 374         during -fcompare-debug-second.
 375
 376 2009-06-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 377
 378         PR fortran/40008
 379         * gfortran.h (gfc_open): Add newunit expression to structure.
 380         * io.c (io_tag): Add new unit tag and fix whitespace.
 381         (match_open_element): Add matching for newunit.
 382         (gfc_free_open): Free the newunit expression.
 383         (gfc_resolve_open): Add newunit to resolution and check constraints.
 384         (gfc_resolve_close): Add check for non-negative unit.
 385         (gfc_resolve_filepos): Likewise.
 386         (gfc_resolve_dt): Likewise.
 387         * trans-io.c (set_parameter_value): Build runtime checks for unit
 388         numbers within range of kind=4 integer. (gfc_trans_open) Set the
 389         newunit parameter.
 390         * ioparm.def (IOPARM): Define the newunit parameter as a pointer
 391         to GFC_INTEGER_4, pint4.
 392
 393 2009-06-07  Daniel Franke  <franke.daniel@gmail.com>
 394
 395         PR fortran/25104
 396         PR fortran/29962
 397         * array.c (gfc_append_constructor): Added NULL-check.
 398         * check.c (gfc_check_spread): Check DIM.
 399         (gfc_check_unpack): Check that the ARRAY arguments provides enough
 400         values for MASK.
 401         * intrinsic.h (gfc_simplify_spread): New prototype.
 402         (gfc_simplify_unpack): Likewise.
 403         * intrinsic.c (add_functions): Added new simplifier callbacks.
 404         * simplify.c (gfc_simplify_spread): New.
 405         (gfc_simplify_unpack): New.
 406         * expr.c (check_transformational): Allow additional transformational
 407         intrinsics in initialization expression.
 408
 409 2009-06-07  Daniel Franke  <franke.daniel@gmail.com>
 410
 411         PR fortran/25104
 412         PR fortran/29962
 413         * check.c (gfc_check_all_any): Check rank of DIM.
 414         (gfc_check_count): Likewise.
 415         * intrinsic.h (gfc_simplify_all): New prototype.
 416         (gfc_simplify_any): Likewise.
 417         (gfc_simplify_count): Likewise.
 418         (gfc_simplify_sum): Likewise.
 419         (gfc_simplify_product): Likewise.
 420         * intrinsic.c (add_functions): Added new simplifier callbacks.
 421         * simplify.c (transformational_result): New.
 422         (simplify_transformation_to_scalar): New.
 423         (simplify_transformation_to_array): New.
 424         (gfc_count): New.
 425         (gfc_simplify_all): New.
 426         (gfc_simplify_any): New.
 427         (gfc_simplify_count): New.
 428         (gfc_simplify_sum): New.
 429         (gfc_simplify_product): New.
 430         * expr.c (check_transformational): Allow additional transformational
 431         intrinsics in initialization expression.
 432
 433 2009-06-07  Daniel Franke  <franke.daniel@gmail.com>
 434
 435         * check.c (dim_rank_check): Return SUCCESS if DIM=NULL.
 436         (gfc_check_lbound): Removed (now) redundant check for DIM=NULL.
 437         (gfc_check_minloc_maxloc): Likewise.
 438         (check_reduction): Likewise.
 439         (gfc_check_size): Likewise.
 440         (gfc_check_ubound): Likewise.
 441         (gfc_check_cshift): Added missing shape-conformance checks.
 442         (gfc_check_eoshift): Likewise.
 443         * gfortran.h (gfc_check_conformance): Modified prototype to printf-style.
 444         * expr.c (gfc_check_conformance): Accept error-message chunks in
 445         printf-style. Changed all callers.
 446
 447
 448 2009-06-07  Daniel Franke  <franke.daniel@gmail.com>
 449
 450         PR fortran/25104
 451         PR fortran/29962
 452         * intrinsic.h (gfc_simplify_dot_product): New prototype.
 453         (gfc_simplify_matmul): Likewise.
 454         (gfc_simplify_transpose): Likewise.
 455         * intrinsic.c (add_functions): Added new simplifier callbacks.
 456         * simplify.c (init_result_expr): New.
 457         (compute_dot_product): New.
 458         (gfc_simplify_dot_product): New.
 459         (gfc_simplify_matmul): New.
 460         (gfc_simplify_transpose): New.
 461         * expr.c (check_transformational): Allow transformational intrinsics
 462         with simplifier in initialization expression.
 463
 464 2009-06-06  Daniel Franke  <franke.daniel@gmail.com>
 465
 466         PR fortran/37203
 467         * simplify.c (gfc_simplify_reshape): Fixed reshaping of empty arrays
 468         without padding.
 469
 470 2009-06-06  Daniel Franke  <franke.daniel@gmail.com>
 471
 472         PR fortran/32890
 473         * intrinsic.h (gfc_simplify_pack): New prototype.
 474         * intrinsic.c (add_functions): Added
 475         simplifier-callback to PACK.
 476         * simplify.c (is_constant_array_expr): Moved
 477         to beginning of file.
 478         (gfc_simplify_pack): New.
 479         * check.c (gfc_check_pack): Check that VECTOR has enough elements.
 480         Added safeguards for empty arrays.
 481
 482 2009-06-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 483
 484         * simplify.c (call_mpc_func): Use mpc_realref/mpc_imagref
 485         instead of MPC_RE/MPC_IM.
 486
 487 2009-06-05  Alexandre Oliva  <aoliva@redhat.com>
 488
 489         * trans-decl.c (gfc_build_qualified_array): Don't skip generation
 490         of range types.
 491         * trans.h (struct lang_type): Add base_decls.
 492         (GFC_TYPE_ARRAY_BASE_DECL): New.
 493         * trans-types.c (gfc_get_array_type_bounds): Initialize base decls
 494         proactively and excessively.
 495         (gfc_get_array_descr_info): Use existing base decls if available.
 496
 497 2009-06-04  Daniel Franke  <franke.daniel@gmail.com>
 498
 499         PR fortran/37203
 500         * check.c (gfc_check_reshape): Additional checks for the
 501         SHAPE and ORDER arguments.
 502         * simplify.c (gfc_simplify_reshape): Converted argument checks
 503         to asserts.
 504
 505 2009-06-03  Tobias Burnus  <burnus@net-b.de>
 506
 507         * gfortran.texi: Add mixed-language programming, mention
 508         varying string lengths, some clean up of introduction parts.
 509         * intrinsic.texi (instrinsic modules): Create @menu for subsections.
 510         (ISO_C_BINDING): Support ISOCBINDING_INT_FAST128_T.
 511         * libgfortran.h: Comment to rember to keep gfortran.texi in sync.
 512         * iso-c-binding.def: Support ISOCBINDING_INT_FAST128_T.
 513
 514 2009-06-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 515             Tobias Burnus  <burnus@net-b.de>
 516
 517         * iso-c-binding.def: Use INTMAX_TYPE instead of intmax_type_node.
 518         * trans-types.c (init_c_interop_kinds): Remove intmax_type_node.
 519
 520 2009-06-03  Alexandre Oliva  <aoliva@redhat.com>
 521
 522         * module.c (mio_f2k_derived): Initialize cur.
 523
 524 2009-06-01  Tobias Burnus  <burnus@net-b.de>
 525
 526         PR fortran/40309
 527         * trans-decl.c (gfc_sym_identifier): Use "MAIN__" for PROGRAM "main".
 528         (create_main_function): Set main_identifier_node.
 529
 530 2009-05-29  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 531
 532         PR fortran/40019
 533         * trans-types.c (gfc_build_uint_type): Make nonstatic.
 534         * trans.h (gfor_fndecl_clz128, gfor_fndecl_ctz128): New prototypes.
 535         * trans-types.h (gfc_build_uint_type): Add prototype.
 536         * trans-decl.c (gfc_build_intrinsic_function_decls): Build
 537         gfor_fndecl_clz128 and gfor_fndecl_ctz128.
 538         * trans-intrinsic.c (gfc_conv_intrinsic_leadz,
 539         gfc_conv_intrinsic_trailz): Call the right builtins or library
 540         functions, and cast arguments to unsigned types first.
 541         * simplify.c (gfc_simplify_leadz): Deal with negative arguments.
 542
 543 2009-05-27  Ian Lance Taylor  <iant@google.com>
 544
 545         * Make-lang.in (gfortran$(exeext)): Change $(COMPILER) to
 546         $(LINKER).
 547         (f951$(exeext)): Likewise.
 548
 549 2009-05-27  Tobias Burnus  <burnus@net-b.de>
 550
 551         PR fortran/40270
 552         * trans-decl.c (create_main_function): Mark MAIN__ and
 553         argc/argv as TREE_USED and push/pop function_decl context
 554         if needed.
 555
 556 2009-05-26  Tobias Burnus  <burnus@net-b.de>
 557
 558         PR fortran/39178
 559         * gfortranspec.c (lang_specific_driver): Stop linking
 560         libgfortranbegin.
 561         * trans-decl.c (gfc_build_builtin_function_decls): Stop
 562         making MAIN__ publicly visible.
 563         (gfc_build_builtin_function_decls): Add
 564         gfor_fndecl_set_args.
 565         (create_main_function) New function.
 566         (gfc_generate_function_code): Use it.
 567
 568 2009-05-26  Tobias Burnus  <burnus@net-b.de>
 569
 570         PR fortran/40246
 571         * match.c (gfc_match_nullify): NULLify freed pointer.
 572
 573 2009-05-26  Ian Lance Taylor  <iant@google.com>
 574
 575         * Make-lang.in (gfortranspec.o): Use $(COMPILER).
 576         (gfortran$(exeext), f951$(exeext), fortran/cpp.o): Likewise.
 577
 578 2009-05-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 579
 580         * gfortran.h (GFC_MPC_RND_MODE): New.
 581         * simplify.c (call_mpc_func): New helper function.
 582         (gfc_simplify_cos, gfc_simplify_exp, gfc_simplify_log,
 583         gfc_simplify_sin, gfc_simplify_sqrt): Add MPC support.
 584
 585 2009-05-25  Janus Weil  <janus@gcc.gnu.org>
 586
 587         PR fortran/40176
 588         * primary.c (gfc_match_varspec): Handle procedure pointer components
 589         with array return value.
 590         * resolve.c (resolve_expr_ppc): Ditto.
 591         (resolve_symbol): Make sure the interface of a procedure pointer has
 592         been resolved.
 593         * trans-array.c (gfc_walk_function_expr): Handle procedure pointer
 594         components with array return value.
 595         * trans-expr.c (gfc_conv_component_ref,gfc_conv_procedure_call,
 596         gfc_trans_arrayfunc_assign): Ditto.
 597         (gfc_trans_pointer_assignment): Handle procedure pointer assignments,
 598         where the rhs is a dummy argument.
 599         * trans-types.c (gfc_get_ppc_type,gfc_get_derived_type): Handle
 600         procedure pointer components with array return value.
 601
 602 2009-05-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 603             Dominique Dhumieres
 604
 605         PR fortran/35732
 606         PR fortran/39872
 607         * trans-array.c (gfc_conv_ss_startstride): Add one to index.
 608
 609 2009-05-22  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 610
 611         PR fortran/40195
 612         * module.c (read_md5_from_module_file): Close file before returning.
 613
 614 2009-05-18  Janus Weil  <janus@gcc.gnu.org>
 615
 616         PR fortran/40164
 617         * primary.c (gfc_match_rvalue): Handle procedure pointer components in
 618         arrays.
 619         * resolve.c (resolve_ppc_call,resolve_expr_ppc): Resolve component and
 620         array references.
 621         (resolve_fl_derived): Procedure pointer components are not required to
 622         have constant array bounds in their return value.
 623
 624 2009-05-18  Janus Weil  <janus@gcc.gnu.org>
 625
 626         * intrinsic.c (add_sym): Fix my last commit (r147655),
 627         which broke bootstrap.
 628
 629 2009-05-18  Richard Guenther  <rguenther@suse.de>
 630
 631         PR fortran/40168
 632         * trans-expr.c (gfc_trans_zero_assign): For local array
 633         destinations use an assignment from an empty constructor.
 634
 635 2009-05-18  Janus Weil  <janus@gcc.gnu.org>
 636
 637         PR fortran/36947
 638         PR fortran/40039
 639         * expr.c (gfc_check_pointer_assign): Check intents when comparing
 640         interfaces.
 641         * gfortran.h (typedef struct gfc_intrinsic_arg): Add 'intent' member.
 642         (gfc_compare_interfaces): Additional argument.
 643         * interface.c (operator_correspondence): Add check for equality of
 644         intents, and new argument 'intent_check'.
 645         (gfc_compare_interfaces): New argument 'intent_check', which is passed
 646         on to operator_correspondence.
 647         (check_interface1): Don't check intents when comparing interfaces.
 648         (compare_parameter): Do check intents when comparing interfaces.
 649         * intrinsic.c (add_sym): Add intents for arguments of intrinsic
 650         procedures.
 651         (add_sym_1,add_sym_1s,add_sym_1m,add_sym_2,add_sym_2s,add_sym_3,
 652         add_sym_3ml,add_sym_3red,add_sym_3s,add_sym_4): Use INTENT_IN by
 653         default.
 654         (add_sym_1_intent,add_sym_1s_intent,add_sym_2s_intent,add_sym_3s_intent)
 655         : New functions to add intrinsic symbols, specifying custom intents.
 656         (add_sym_4s,add_sym_5s): Add new arguments to specify intents.
 657         (add_functions,add_subroutines): Add intents for various intrinsics.
 658         * resolve.c (check_generic_tbp_ambiguity): Don't check intents when
 659         comparing interfaces.
 660         * symbol.c (gfc_copy_formal_args_intr): Copy intent.
 661
 662 2009-05-17  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 663
 664         * iso-fortran-env.def: Define INT8, INT16, INT32, INT64, REAL32,
 665         REAL64 and REAL128.
 666         * gfortran.h (gfc_get_int_kind_from_width_isofortranenv,
 667         gfc_get_real_kind_from_width_isofortranenv): New prototypes.
 668         * iso-c-binding.def: Update definitions for the INT*_T,
 669         INT_LEAST*_T and INT_FAST*_T named parameters.
 670         * trans-types.c (get_typenode_from_name, get_int_kind_from_name,
 671         gfc_get_real_kind_from_width_isofortranenv): New functions.
 672
 673 2009-05-17  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 674
 675         PR fortran/36260
 676         * intrinsic.c (add_functions, add_subroutines): Fix argument
 677         names and wrap long lines.
 678         * intrinsic.texi: Fix documentation and argument names of
 679         LOG_GAMMA, DATAN2, DBESJN, DTIME, ETIME, FSTAT, STAT, LSTAT,
 680         GET_COMMAND, IDATE, LTIME, MOVE_ALLOC, NINT, OR, PRODUCT,
 681         SUM, RAND, RANDOM_SEED, REAL, SELECTED_INT_KIND,
 682         SELECTED_REAL_KIND and XOR.
 683
 684 2009-05-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 685
 686         PR fortran/33197
 687         * intrinsic.c (add_functions): Use ERFC_SCALED simplification.
 688         * intrinsic.h (gfc_simplify_erfc_scaled): New prototype.
 689         * simplify.c (fullprec_erfc_scaled, asympt_erfc_scaled,
 690         gfc_simplify_erfc_scaled): New functions.
 691
 692 2009-05-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 693
 694         PR fortran/31243
 695         * resolve.c (resolve_substring): Don't allow too large substring
 696         indexes.
 697         (gfc_resolve_substring_charlen): Fix typo.
 698         (gfc_resolve_character_operator): Fix typo.
 699         (resolve_charlen): Catch unreasonably large string lengths.
 700         * simplify.c (gfc_simplify_len): Don't error out on LEN
 701         range checks.
 702
 703 2009-05-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 704
 705         PR fortran/36031
 706         * decl.c (set_enum_kind): Use global short-enums flag.
 707         * gfortran.h (gfc_option_t): Remove short_enums flag.
 708         * lang.opt (-fshort-enums): Refer to C documentation.
 709         * options.c (gfc_init_options, gfc_handle_option): Use global
 710         short-enums flag.
 711
 712 2009-05-15  Tobias Burnus  <burnus@net-b.de>
 713
 714         PR fortran/39352
 715         * f95-lang.c: Add gfc_maybe_initialize_eh.
 716         * gfortran.h: Add gfc_maybe_initialize_eh prototype.
 717         * Make-lang.in: Add new .h dendencies for f95-lang.c
 718         * openmp.c (resolve_omp_do): Call gfc_maybe_initialize_eh.
 719         * misc.c (gfc_free): Avoid #define trickery for free.
 720
 721 2009-05-14  Steven G. Kargl  <kargl@gcc.gnu.org>
 722
 723         * dump-parse-tree.c (show_code_node): Add ERRMSG to the dumping
 724         of allocate and deallocate statements.
 725
 726 2009-05-14  Ian Lance Taylor  <iant@google.com>
 727
 728         * decl.c (match_attr_spec): Change d to unsigned int.
 729         * dump-parse-tree.c (show_namespace): Change op to int.  Add cast.
 730         * interface.c (gfc_check_interfaces): Change i to int.  Add casts.
 731         * module.c (read_module): Change i to int.  Add cast.
 732         (write_module): Change i to int.
 733         * symbol.c (gfc_get_namespace): Change in to int.
 734         (gfc_free_namespace): Change i to int.
 735         * trans-io.c (gfc_build_io_library_fndecls): Change ptype to
 736         unsigned int.  Add cast.
 737         * trans-types.c (gfc_init_kinds): Change mode to unsigned int.
 738         Add casts.
 739
 740 2009-05-14  Daniel Kraft  <d@domob.eu>
 741
 742         PR fortran/40045
 743         * dump-parse-tree.c (show_typebound): Fix missing adaption to new
 744         type-bound procedure storage structure.
 745
 746 2009-05-14  Janus Weil  <janus@gcc.gnu.org>
 747
 748         PR fortran/39996
 749         * decl.c (gfc_match_function_decl): Use gfc_add_type.
 750         * symbol.c (gfc_add_type): Better checking for duplicate types in
 751         function declarations. And: Always give an error for duplicte types,
 752         not just a warning with -std=gnu.
 753
 754 2009-05-14  Jakub Jelinek  <jakub@redhat.com>
 755
 756         PR fortran/39865
 757         * io.c (resolve_tag_format): CHARACTER array in FMT= argument
 758         isn't an extension.  Reject non-CHARACTER array element of
 759         assumed shape or pointer or assumed size array.
 760         * trans-array.c (array_parameter_size): New function.
 761         (gfc_conv_array_parameter): Add size argument.  Call
 762         array_parameter_size if it is non-NULL.
 763         * trans-array.h (gfc_conv_array_parameter): Adjust prototype.
 764         * trans-expr.c (gfc_conv_function_call, gfc_trans_arrayfunc_assign):
 765         Adjust callers.
 766         * trans-intrinsic.c (gfc_conv_intrinsic_loc): Likewise.
 767         * trans-io.c (gfc_convert_array_to_string): Rewritten.
 768
 769 2009-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 770
 771         * gfortran.h (gfc_code): Rename struct member expr to expr1.
 772         * openmp.c (resolve_omp_atomic): Update expr to expr1.
 773         * interface.c (gfc_extend_assign): Ditto.
 774         * trans-expr.c (gfc_conv_expr_reference, gfc_trans_assignment,
 775         gfc_trans_init_assign): Ditto.
 776         * dump-parse-tree.c (show_code_node): Ditto.
 777         * trans-openmp.c (gfc_trans_omp_atomic): Ditto.
 778         * trans-stmt.c ( gfc_trans_label_assign, gfc_trans_goto, gfc_trans_call,
 779         gfc_trans_return, gfc_trans_pause, gfc_trans_stop, gfc_trans_if_1,
 780         gfc_trans_arithmetic_if, gfc_trans_do_while, gfc_trans_integer_select,
 781         gfc_trans_logical_select, gfc_trans_character_select
 782         forall_make_variable_temp, check_forall_dependencies
 783         gfc_trans_forall_1, gfc_trans_where_2, gfc_trans_where_3
 784         gfc_trans_where, gfc_trans_allocate, gfc_trans_deallocate): Ditto.
 785         * io.c (match_io_element, gfc_match_inquire): Ditto.
 786         * resolve.c (resolve_typebound_call, resolve_ppc_call,
 787         resolve_allocate_expr, resolve_allocate_deallocate, resolve_select,
 788         resolve_transfer, resolve_where, gfc_resolve_assign_in_forall,
 789         gfc_resolve_blocks, resolve_code, build_init_assign): Ditto.
 790         * st.c (gfc_free_statement): Ditto.
 791         * match.c (gfc_match_assignment, gfc_match_pointer_assignment,
 792         match_arithmetic_if, gfc_match_if, gfc_match_elseif
 793         gfc_match_stopcode, gfc_match_assign, gfc_match_goto,
 794         gfc_match_nullify, match_typebound_call, gfc_match_call
 795         gfc_match_select, match_simple_where, gfc_match_where
 796         gfc_match_elsewhere, match_simple_forall, gfc_match_forall): Ditto.
 797         * trans-io.c (gfc_trans_transfer): Ditto.
 798         * parse.c (parse_where_block, parse_if_block): Ditto.
 799
 800 2009-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 801
 802         * gfortran.h (gfc_code): Rename struct member label to label1.
 803         * dump-parse-tree.c (show_code_node): Update symbol.
 804         * trans-stmt.c (gfc_trans_label_assign, gfc_trans_goto,
 805         gfc_trans_arithmetic_if): Ditto.
 806         * resolve.c (gfc_resolve_blocks, resolve_code): Ditto.
 807         * match.c (match_arithmetic_if, gfc_match_if, gfc_reference_st_label,
 808         gfc_match_assign, gfc_match_goto): Ditto.
 809         * parse.c (parse_do_block): Ditto.
 810
 811 2009-05-13  Tobias Burnus  <burnus@net-b.de>
 812
 813         PR fortran/34153
 814         * gfortran.h (gfc_exec_op): Add EXEC_END_PROCEDURE.
 815         * dump-parse-tree.c (show_code_node): Use EXEC_END_PROCEDURE.
 816         * trans.c (gfc_trans_code): Ditto.
 817         * resolve.c (resolve_code): Ditto.
 818         * st.c (gfc_free_statement): Ditto.
 819         * parse.c (accept_statement): Ditto.
 820
 821 2009-05-12  Tobias Burnus  <burnus@net-b.de>
 822
 823         PR fortran/40110
 824         * decl.c (gfc_match_kind_spec): Turn C kind error into a warning.
 825
 826 2009-05-11  Steve Ellcey  <sje@cup.hp.com>
 827
 828         * resolve.c (check_host_association): Initialize tail.
 829
 830 2009-05-11  Janus Weil  <janus@gcc.gnu.org>
 831
 832         PR fortran/40089
 833         * resolve.c (resolve_fl_derived): Only return FAILURE if
 834         gfc_notify_std fails.
 835
 836 2009-05-10  Ian Lance Taylor  <iant@google.com>
 837
 838         * gfortran.h (enum gfc_omp_sched_kind): New enum, broken out of
 839         gfc_omp_clauses.
 840         (enum gfc_omp_default_sharing): Likewise.
 841         * module.c (enum gfc_rsym_state): New enum, broken out of
 842         pointer_info.
 843         (enum gfc_wsym_state): Likewise.
 844         * parse.c (enum state_order): New enum, broken out of st_state.
 845
 846 2009-05-10  Paul Thomas  <pault@gcc.gnu.org>
 847
 848         PR fortran/40018
 849         * trans-array.c (gfc_trans_array_constructor_value): Fold
 850         convert numeric constants.
 851         (gfc_build_constant_array_constructor): The same.
 852
 853 2009-05-10  Paul Thomas  <pault@gcc.gnu.org>
 854
 855         PR fortran/38863
 856         * trans-expr.c (gfc_conv_operator_assign): Remove function.
 857         * trans.h : Remove prototype for gfc_conv_operator_assign.
 858         * trans-stmt.c (gfc_conv_elemental_dependencies): Initialize
 859         derivde types with intent(out).
 860         (gfc_trans_call): Add mask, count1 and invert arguments. Add
 861         code to use mask for WHERE assignments.
 862         (gfc_trans_forall_1): Use new arguments for gfc_trans_call.
 863         (gfc_trans_where_assign): The gfc_symbol argument is replaced
 864         by the corresponding code. If this has a resolved_sym, then
 865         gfc_trans_call is called. The call to gfc_conv_operator_assign
 866         is removed.
 867         (gfc_trans_where_2): Change the last argument in the call to
 868         gfc_trans_where_assign.
 869         * trans-stmt.h : Modify prototype for gfc_trans_call.
 870         * trans.c (gfc_trans_code): Use new args for gfc_trans_call.
 871
 872 2009-05-08  Janus Weil  <janus@gcc.gnu.org>
 873
 874         PR fortran/39876
 875         * intrinsic.c (gfc_is_intrinsic): Do not add the EXTERNAL attribute if
 876         the symbol is a module procedure.
 877
 878 2009-05-08  Tobias Burnus  <burnus@net-b.de>
 879
 880         * invoke.texi: Add do/recursion to the -fcheck= summary.
 881
 882 2009-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 883
 884         PR fortran/38830
 885         * gfortran.texi: Document that we don't support variable FORMAT
 886         expressions.
 887
 888 2009-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 889
 890         PR fortran/39576
 891         * error.c (error_print): Add missing break statement.
 892
 893 2009-05-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 894
 895         PR fortran/36382
 896         * invoke.texi: Document that -fdollar-ok does not allow $ to be
 897         used in IMPLICIT statement.
 898
 899 2009-05-06  Janus Weil  <janus@gcc.gnu.org>
 900             Paul Thomas  <pault@gcc.gnu.org>
 901
 902         PR fortran/39630
 903         * decl.c (match_procedure_interface): New function to match the
 904         interface for a PROCEDURE statement.
 905         (match_procedure_decl): Call match_procedure_interface.
 906         (match_ppc_decl): New function to match the declaration of a
 907         procedure pointer component.
 908         (gfc_match_procedure):  Call match_ppc_decl.
 909         (match_binding_attributes): Add new argument 'ppc' and handle the
 910         POINTER attribute for procedure pointer components.
 911         (match_procedure_in_type,gfc_match_generic): Added new argument to
 912         match_binding_attributes.
 913         * dump-parse-tree.c (show_expr,show_components,show_code_node): Handle
 914         procedure pointer components.
 915         * expr.c (free_expr0,gfc_copy_expr,gfc_simplify_expr): Handle EXPR_PPC.
 916         (gfc_check_pointer_assign): Handle procedure pointer components, but no
 917         full checking yet.
 918         (is_proc_ptr_comp): New function to determine if an expression is a
 919         procedure pointer component.
 920         * gfortran.h (expr_t): Add EXPR_PPC.
 921         (symbol_attribute): Add new member 'proc_pointer_comp'.
 922         (gfc_component): Add new member 'formal'.
 923         (gfc_exec_op): Add EXEC_CALL_PPC.
 924         (gfc_get_default_type): Changed first argument.
 925         (is_proc_ptr_comp): Add prototype.
 926         (gfc_match_varspec): Add new argument.
 927         * interface.c (compare_actual_formal): Handle procedure pointer
 928         components.
 929         * match.c (gfc_match_pointer_assignment,match_typebound_call): Handle
 930         procedure pointer components.
 931         * module.c (mio_expr): Handle EXPR_PPC.
 932         * parse.c (parse_derived): Handle procedure pointer components.
 933         * primary.c (gfc_match_varspec): Add new argument 'ppc_arg' and handle
 934         procedure pointer components.
 935         (gfc_variable_attr): Handle procedure pointer components.
 936         (gfc_match_rvalue): Added new argument to gfc_match_varspec and changed
 937         first argument of gfc_get_default_type.
 938         (match_variable): Added new argument to gfc_match_varspec.
 939         * resolve.c (resolve_entries,set_type,resolve_fl_parameter): Changed
 940         first argument of gfc_get_default_type.
 941         (resolve_structure_cons,resolve_actual_arglist): Handle procedure
 942         pointer components.
 943         (resolve_ppc_call): New function to resolve a call to a procedure
 944         pointer component (subroutine).
 945         (resolve_expr_ppc): New function to resolve a call to a procedure
 946         pointer component (function).
 947         (gfc_resolve_expr): Handle EXPR_PPC.
 948         (resolve_code): Handle EXEC_CALL_PPC.
 949         (resolve_fl_derived): Copy the interface for a procedure pointer
 950         component.
 951         (resolve_symbol): Fix overlong line.
 952         * st.c (gfc_free_statement): Handle EXEC_CALL_PPC.
 953         * symbol.c (gfc_get_default_type): Changed first argument.
 954         (gfc_set_default_type): Changed first argument of gfc_get_default_type.
 955         (gfc_add_component): Initialize ts.type to BT_UNKNOWN.
 956         * trans.h (gfc_conv_function_call): Renamed.
 957         * trans.c (gfc_trans_code): Handle EXEC_CALL_PPC.
 958         * trans-expr.c (gfc_conv_component_ref): Ditto.
 959         (gfc_conv_function_val): Rename to 'conv_function_val', add new
 960         argument 'expr' and handle procedure pointer components.
 961         (gfc_conv_operator_assign): Renamed gfc_conv_function_val.
 962         (gfc_apply_interface_mapping_to_expr): Handle EXPR_PPC.
 963         (gfc_conv_function_call): Rename to 'gfc_conv_procedure_call', add new
 964         argument 'expr' and handle procedure pointer components.
 965         (gfc_get_proc_ptr_comp): New function to get the backend decl for a
 966         procedure pointer component.
 967         (gfc_conv_function_expr): Renamed gfc_conv_function_call.
 968         (gfc_conv_structure): Handle procedure pointer components.
 969         * trans-intrinsic.c (gfc_conv_intrinsic_funcall,
 970         conv_generic_with_optional_char_arg): Renamed gfc_conv_function_call.
 971         * trans-stmt.h (gfc_get_proc_ptr_comp): Add prototype.
 972         * trans-stmt.c (gfc_trans_call): Renamed gfc_conv_function_call.
 973         * trans-types.h (gfc_get_ppc_type): Add prototype.
 974         * trans-types.c (gfc_get_ppc_type): New function to build a tree node
 975         for a procedure pointer component.
 976         (gfc_get_derived_type): Handle procedure pointer components.
 977
 978 2009-05-06  Tobias Burnus  <burnus@net-b.de>
 979
 980         PR fortran/40041
 981         * resolve.c (resolve_symbol): Print no warning for implicitly
 982         typed intrinsic functions.
 983
 984 2009-05-05  Janus Weil  <janus@gcc.gnu.org>
 985
 986         PR fortran/39998
 987         * expr.c (gfc_check_pointer_assign): Check for statement functions and
 988         internal procedures in procedure pointer assignments.
 989
 990 2009-04-28  Janus Weil  <janus@gcc.gnu.org>
 991
 992         PR fortran/39946
 993         * resolve.c (resolve_symbol): Correctly copy the interface of a
 994         PROCEDURE statement if the interface involves a RESULT variable.
 995
 996 2009-04-28  Janus Weil  <janus@gcc.gnu.org>
 997
 998         PR fortran/39930
 999         PR fortran/39931
1000         * expr.c (gfc_check_pointer_assign): Correctly detect if the left hand
1001         side is a pointer.
1002         * parse.c (gfc_fixup_sibling_symbols): Don't check for ambiguity.
1003
1004 2009-04-28  Paul Thomas  <pault@gcc.gnu.org>
1005
1006         PR fortran/39879
1007         * trans_expr.c (gfc_conv_procedure_call): Deep copy a derived
1008         type parentheses argument if it is a variable with allocatable
1009         components.
1010
1011 2009-04-27  Ian Lance Taylor  <iant@google.com>
1012
1013         * trans-intrinsic.c (DEFINE_MATH_BUILTIN): Add casts to enum
1014         type.
1015         * trans-io.c (st_parameter_field): Add casts to enum type.
1016
1017 2009-04-26  Steven G. Kargl  <kargl@gcc.gnu.org>
1018
1019         PR fortran/39893
1020         fortran/data.c (gfc_assign_data_value): If the lvalue is an
1021         assumed character length entity in a data statement, then
1022         return FAILURE to prevent segmentation fault.
1023
1024 2009-04-26  Jakub Jelinek  <jakub@redhat.com>
1025
1026         * trans-decl.c: Include pointer-set.h.
1027         (nonlocal_dummy_decl_pset, tree nonlocal_dummy_decls): New variables.
1028         (gfc_nonlocal_dummy_array_decl): New function.
1029         (gfc_get_symbol_decl): Call it for non-local dummy args with saved
1030         descriptor.
1031         (gfc_get_symbol_decl): Set DECL_BY_REFERENCE when needed.
1032         (gfc_generate_function_code): Initialize nonlocal_dummy_decl{s,_pset},
1033         chain it to outermost block's vars, destroy it afterwards.
1034         * Make-lang.in (trans-decl.o): Depend on pointer-set.h.
1035
1036 2009-04-25  Janus Weil  <janus@gcc.gnu.org>
1037
1038         PR fortran/39688
1039         * decl.c (gfc_match_import): Use 'sym->name' instead of 'name'.
1040         They differ if the symbol has been use-renamed.
1041
1042 2009-04-24  Ian Lance Taylor  <iant@google.com>
1043
1044         * gfortran.h (enum gfc_symbol_type): New named enum type, broken
1045         out of struct gfc_symbol.
1046         (struct gfc_symbol): Use enum gfc_symbol_type.
1047         (enum gfc_array_ref_dimen_type): New named enum type, broken out
1048         of struct gfc_array_ref).
1049         (struct gfc_array_ref): Use enum gfc_array_ref_dimen_type.
1050         (mod_pointee_as): Update declaration.
1051         * decl.c (add_global_entry): Change type to enum gfc_symbol_type.
1052         (gfc_mod_pointee_as): Change return type to "match".
1053         * module.c (mio_array_ref): Add cast to enum type.
1054         (mio_symbol): Likewise.
1055         * resolve.c (resolve_global_procedure): Change type to enum
1056         gfc_symbol_type.
1057         * trans-io.c (gfc_build_st_parameter): Change type to unsigned
1058         int.
1059
1060 2009-04-24  Daniel Kraft  <d@domob.eu>
1061
1062         * gfortran.h (gfc_get_typebound_proc): Removed as macro, now a function.
1063         (struct gfc_symtree): Moved "typebound" member inside union.
1064         (struct gfc_namespace): Add "tb_sym_root" as new symtree to sort out
1065         type-bound procedures there.
1066         (gfc_get_tbp_symtree): New procedure.
1067         * symbol.c (tentative_tbp_list): New global.
1068         (gfc_get_namespace): NULL new "tb_sym_root" member.
1069         (gfc_new_symtree): Removed initialization of "typebound" member.
1070         (gfc_undo_symbols): Process list of tentative tbp's.
1071         (gfc_commit_symbols): Ditto.
1072         (free_tb_tree): New method.
1073         (gfc_free_namespace): Call it.
1074         (gfc_get_typebound_proc): New method.
1075         (gfc_get_tbp_symtree): New method.
1076         (gfc_find_typebound_proc): Adapt to structural changes of gfc_symtree
1077         and gfc_namespace with regards to tbp's.
1078         * dump-parse-tree.c (show_typebound): Ditto.
1079         * primary.c (gfc_match_varspec): Ditto.  Don't reference tbp-symbol
1080         as it isn't a symbol any longer.
1081         * module.c (mio_typebound_symtree): Adapt to changes.
1082         (mio_typebound_proc): Ditto, create symtrees using "gfc_get_tbp_symtree"
1083         rather than "gfc_get_sym_tree".
1084         (mio_f2k_derived): Ditto.
1085         * decl.c (match_procedure_in_type): Ditto.
1086         (gfc_match_generic): Ditto.  Don't reference tbp-symbol.
1087         * resolve.c (check_typebound_override): Adapt to changes.
1088         (resolve_typebound_generic): Ditto.
1089         (resolve_typebound_procedures): Ditto.
1090         (ensure_not_abstract_walker): Ditto.
1091         (ensure_not_abstract): Ditto.
1092         (resolve_typebound_procedure): Ditto, ignore erraneous symbols (for
1093         instance, through removed tentative ones).
1094         * gfc-internals.texi (Type-bound procedures): Document changes.
1095
1096 2009-04-24  Janus Weil  <janus@gcc.gnu.org>
1097
1098         PR fortran/39861
1099         PR fortran/39864
1100         * symbol.c (gfc_copy_formal_args_intr): Set attr.flavor and attr.dummy
1101         for the formal arguments.
1102
1103 2009-04-21  Taras Glek <tglek@mozilla.com>
1104
1105         * f95-lang.c: Update GTY annotations to new syntax.
1106         * trans-intrinsic.c: Likewise.
1107         * trans-io.c: Likewise.
1108         * trans.h: Likewise.
1109
1110 2009-04-22  Janus Weil  <janus@gcc.gnu.org>
1111
1112         PR fortran/39735
1113         * decl.c (add_hidden_procptr_result): Bugfix for procptr results.
1114         (match_procedure_decl): Set if_source.
1115         * expr.c (gfc_check_pointer_assign): Bugfix: Return after error.
1116         And: Check interface also for IFSRC_UNKNOWN (return type may be known).
1117         * gfortran.h (typedef enum ifsrc): Remove IFSRC_USAGE,
1118         add documentation. Rename copy_formal_args and copy_formal_args_intr.
1119         * interface.c (gfc_compare_interfaces): Check for return types,
1120         handle IFSRC_UNKNOWN.
1121         (compare_intr_interfaces,compare_actual_formal_intr): Obsolete, removed.
1122         (gfc_procedure_use): Modified handling of intrinsics.
1123         * intrinsic.c (add_functions): Bugfix for "dim".
1124         * resolve.c (resolve_intrinsic): New function to resolve intrinsics,
1125         which copies the interface from isym to sym.
1126         (resolve_procedure_expression,resolve_function): Use new function
1127         'resolve_intrinsic'.
1128         (resolve_symbol): Add function attribute for externals with return type
1129         and use new function 'resolve_intrinsic'.
1130         * symbol.c (ifsrc_types): Remove string for IFSRC_USAGE.
1131         (copy_formal_args): Renamed to gfc_copy_formal_args.
1132         (copy_formal_args_intr): Renamed to gfc_copy_formal_args_intr.
1133         * trans-const.c (gfc_conv_const_charlen): Handle cl==NULL.
1134
1135 2009-04-21  Joseph Myers  <joseph@codesourcery.com>
1136
1137         * ChangeLog, ChangeLog-2002, ChangeLog-2003, ChangeLog-2004,
1138         ChangeLog-2005, ChangeLog-2006, ChangeLog-2007, ChangeLog-2008,
1139         ChangeLog.ptr, config-lang.in, ioparm.def, mathbuiltins.def: Add
1140         copyright and license notices.
1141         * ChangeLog, ChangeLog-2005, ChangeLog-2006, ChangeLog-2007,
1142         ChangeLog-2008: Correct dates.
1143
1144 2009-04-20  Tobias Burnus  <burnus@net-b.de>
1145
1146         PR fortran/39811
1147         * scanner.c (load_line): Fix bogus "&" compile-time diagnostic.
1148
1149 2009-04-20  Paul Thomas  <pault@gcc.gnu.org>
1150
1151         PR fortran/39800
1152         * resolve.c (is_sym_host_assoc): New function.
1153         (resolve_fl_derived): Call it when checking PRIVATE components
1154         of PUBLIC derived types.  Change gfc_error to a gfc_notify_std
1155         with std=f2003.
1156         (resolve_fl_namelist): Call it twice to check for host
1157         association.
1158
1159 2009-04-20  Ian Lance Taylor  <iant@google.com>
1160
1161         * module.c (import_iso_c_binding_module): Add casts to enum type.
1162         * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Change op to enum
1163         tree_code.
1164         (gfc_conv_intrinsic_anyall): Likewise.
1165         (gfc_conv_intrinsic_arith): Likewise.
1166         (gfc_conv_intrinsic_minmaxloc): Likewise.
1167         (gfc_conv_intrinsic_minmaxval): Likewise.
1168         (gfc_conv_intrinsic_bitop): Likewise.
1169         (gfc_conv_intrinsic_singlebitop): Likewise.
1170         (gfc_conv_intrinsic_strcmp): Likewise.
1171
1172 2009-04-20  Vasilis Liaskovitis  <vliaskov@gmail.com>
1173             Jakub Jelinek  <jakub@redhat.com>
1174
1175         PR fortran/35423
1176         * trans.h (OMPWS_WORKSHARE_FLAG, OMPWS_CURR_SINGLEUNIT,
1177         OMPWS_SCALARIZER_WS, OMPWS_NOWAIT): Define.
1178         (ompws_flags): New extern decl.
1179         * trans-array.c (gfc_trans_scalarized_loop_end): Build OMP_FOR
1180         for the outer dimension if ompws_flags allow it.
1181         * trans.c (gfc_generate_code): Clear ompws_flags.
1182         * trans-expr.c (gfc_trans_assignment_1): Allow worksharing
1183         array assignments inside of !$omp workshare.
1184         * trans-stmt.c (gfc_trans_where_3): Similarly for where statements
1185         and constructs.
1186         * trans-openmp.c (ompws_flags): New variable.
1187         (gfc_trans_omp_workshare): Rewritten.
1188
1189 2009-04-11  Daniel Kraft  <d@domob.eu>
1190
1191         PR fortran/37746
1192         * gfortran.h (struct gfc_charlen): New field "passed_length" to store
1193         the actual passed string length for dummy arguments.
1194         * trans-decl.c (gfc_create_string_length): Formatting fixes and added
1195         assertion, moved a local variable into the innermost block it is needed.
1196         (create_function_arglist): Removed TODO about the check being
1197         implemented and initialize cl->passed_length here.
1198         (add_argument_checking): New method.
1199         (gfc_generate_function_code): Call the argument checking method.
1200
1201 2009-04-11  Janus Weil  <janus@gcc.gnu.org>
1202
1203         PR fortran/39692
1204         * symbol.c (check_conflict): Reject procedure pointers for -std=f95.
1205
1206 2009-04-11  Daniel Franke  <franke.daniel@gmail.com>
1207
1208         * resolve.c (resolve_global_procedure): Enable whole-file checking for
1209         procedures that are declared later in the file.
1210
1211 2009-04-10  Paolo Bonzini  <bonzini@gnu.org>
1212
1213         PR middle-end/39701
1214         * trans.c (gfc_allocate_with_status): Fix type mismatches
1215         on "pstat == 0".
1216
1217 2009-04-10  Daniel Franke  <franke.daniel@gmail.com>
1218
1219         PR fortran/38709
1220         * expr.c (find_array_section): Leave early on zero-sized arrays.
1221
1222 2009-04-09  Janus Weil  <janus@gcc.gnu.org>
1223
1224         PR fortran/36704
1225         * decl.c (add_hidden_procptr_result): New function for handling
1226         procedure pointer return values by adding a hidden result variable.
1227         (variable_decl,match_procedure_decl,gfc_match_function_decl,
1228         gfc_match_subroutine,gfc_match_end,attr_decl1): Handle procedure pointer
1229         return values.
1230         * parse.c (parse_interface): Add EXTERNAL attribute only after
1231         FUNCTION/SUBROUTINE declaration is complete.
1232         * primary.c (replace_hidden_procptr_result): New function for replacing
1233         function symbol by hidden result variable.
1234         (gfc_match_rvalue,match_variable): Replace symbol by hidden result
1235         variable.
1236         * resolve.c (resolve_contained_fntype,resolve_function,resolve_variable,
1237         resolve_symbol): Allow for procedure pointer function results.
1238         (resolve_fl_procedure): Conflict detection moved here from
1239         'check_conflict'.
1240         * symbol.c (gfc_check_function_type): Allow for procedure pointer
1241         function results.
1242         (check_conflict): Move some conflict detection to resolution stage.
1243         * trans-types.c (gfc_sym_type,gfc_get_function_type): Handle hidden
1244         result variables.
1245
1246 2009-04-08  Jakub Jelinek  <jakub@redhat.com>
1247
1248         * trans-types.c (gfc_init_types): Ensure gfc_integer_types doesn't
1249         contain TYPE_STRING_FLAG types.
1250
1251 2009-04-08  Janne Blomqvist  <jb@gcc.gnu.org>
1252
1253         PR fortran/39670
1254         * invoke.texi (fdollar-ok): Fix typo.
1255
1256 2009-04-08  Daniel Franke  <franke.daniel@gmail.com>
1257
1258         PR fortran/39670
1259         * invoke.texi (fdollar-ok): Clarify limitations.
1260
1261 2009-04-08  Paul Thomas  <pault@gcc.gnu.org>
1262
1263         PR fortran/38863
1264         * trans-array.c (gfc_trans_deferred_array): Return if this
1265         is a result variable.
1266
1267 2009-04-07  Janus Weil  <janus@gcc.gnu.org>
1268
1269         PR fortran/38152
1270         * trans-decl.c (gfc_get_symbol_decl): Correctly set decl location for
1271         procedure pointer decls.
1272
1273 2009-04-07  Janus Weil  <janus@gcc.gnu.org>
1274
1275         PR fortran/38290
1276         * expr.c (gfc_check_pointer_assign): Enable interface check for
1277         procedure pointers.
1278         * gfortran.h: Add copy_formal_args_intr.
1279         * interface.c (gfc_compare_interfaces): Call gfc_compare_intr_interfaces
1280         if second argument is an intrinsic.
1281         (compare_intr_interfaces): Correctly set attr.function, attr.subroutine
1282         and ts.
1283         (compare_parameter): Call gfc_compare_interfaces also for intrinsics.
1284         * resolve.c (resolve_specific_f0,resolve_specific_s0): Don't resolve
1285         intrinsic interfaces here. Must happen earlier.
1286         (resolve_symbol): Resolution of intrinsic interfaces moved here from
1287         resolve_specific_..., and formal args are now copied from intrinsic
1288         interfaces.
1289         * symbol.c (copy_formal_args_intr): New function to copy the formal
1290         arguments from an intinsic procedure.
1291
1292 2009-04-06  Paul Thomas  <pault@gcc.gnu.org>
1293
1294         PR fortran/38863
1295         * dependency.c (ref_same_as_full_array): New function.
1296         (gfc_dep_resolver): Call it.
1297
1298 2009-04-06  Janus Weil  <janus@gcc.gnu.org>
1299
1300         PR fortran/39414
1301         * decl.c (match_procedure_decl): Fix double declaration problems with
1302         PROCEDURE statements.
1303         * symbol.c (gfc_add_type): Ditto.
1304
1305 2009-04-06  Paul Thomas  <pault@gcc.gnu.org>
1306
1307         PR fortran/36091
1308         * trans-array.c (gfc_conv_array_ref): If the symbol has the
1309         temporary attribute use the array_spec for the bounds.
1310         * gfortran.h : Add the temporary field to the structure
1311         'symbol_attribute'.
1312         * trans-stmt.c (forall_make_variable_temp): Set the symbol's
1313         temporary attribute.
1314
1315 2009-04-05  Daniel Franke  <franke.daniel@gmail.com>
1316
1317         PR fortran/29458
1318         * trans-array.c (gfc_trans_array_constructor_value): Shadow
1319         implied do-loop variable to avoid spurious middle-end warnings.
1320
1321 2009-04-04  Tobias Burnus  <burnus@net-b.de>
1322
1323         PR fortran/39577
1324         * trans-decl.c (gfc_generate_function_code): Move recursive
1325         check to the right position.
1326
1327 2009-04-04  Paul Thomas  <pault@gcc.gnu.org>
1328
1329         PR fortran/37614
1330         * trans-common.c (translate_common): Do not offset the whole
1331         coomon block.
1332
1333 2009-04-03  Tobias Burnus  <burnus@net-b.de>
1334
1335         PR fortran/39594
1336         * resolve.c (resolve_common_vars): Add FL_VARIABLE to symbol
1337         if it is not a procedure pointer.
1338         * primary.c (match_actual_arg): Ditto.
1339
1340 2009-03-31  Joseph Myers  <joseph@codesourcery.com>
1341
1342         PR preprocessor/15638
1343         * cpp.c (cb_cpp_error): Handle CPP_DL_FATAL.
1344
1345 2009-03-30  Steven G. Kargl  <kargls@comcast.net>
1346
1347         PR fortran/38389
1348         * trans-stmt.c(gfc_trans_allocate): Add translation of ERRMSG.
1349         (gfc_trans_deallocate): Add translation of ERRMSG.  Remove stale
1350         comments.  Minor whitespace cleanup.
1351         * resolve.c(is_scalar_expr_ptr): Whitespace cleanup.
1352         (resolve_deallocate_expr (gfc_expr *e): Update error message.
1353         (resolve_allocate_expr):  Remove dead code.  Update error message.
1354         Move error checking to ...
1355         (resolve_allocate_deallocate): ... here.  Add additional error
1356         checking for STAT, ERRMSG, and allocate-objects.
1357         * match.c(gfc_match_allocate,gfc_match_deallocate):  Parse ERRMSG.
1358         Check for redundant uses of STAT and ERRMSG.  Reword error message
1359         and add checking for pointer, allocatable, and proc_pointer attributes.
1360
1361 2009-03-30  Paul Thomas  <pault@gcc.gnu.org>
1362
1363         PR fortran/22571
1364         PR fortran/26227
1365         PR fortran/24886
1366         * symbol.c : Add gfc_global_ns_list.
1367         * decl.c (add_global_entry): Set the namespace ('ns') field.
1368         * gfortran.h : Add the resolved field to gfc_namespace. Add the
1369         namespace ('ns') field to gfc_gsymbol.  Add flag_whole_file to
1370         gfc_option_t.  Add the prototype for gfc_free_dt_list.
1371         * lang.opt : Add the whole-file option.
1372         * invoke.texi : Document the whole-file option.
1373         * resolve.c (resolve_global_procedure): If the fwhole-file
1374         option is set, reorder gsymbols to ensure that translation is
1375         in the right order.  Resolve the gsymbol's namespace if that
1376         has not occurred and then check interfaces.
1377         (resolve_function): Move call to resolve_global_procedure.
1378         (resolve_call): The same.
1379         (resolve_codes): Store the current labels_obstack.
1380         (gfc_resolve) : Return if the namespace is already resolved.
1381         trans-decl.c (gfc_get_extern_function_decl): If the whole_file
1382         option is selected, use the backend_decl of a gsymbol, if it is
1383         available.
1384         parse.c (add_global_procedure, add_global_program): If the flag
1385         whole-file is set, add the namespace to the gsymbol.
1386         (gfc_parse_file): On -fwhole-file, put procedure namespaces on
1387         the global namespace list.  Rearrange to do resolution of all
1388         the procedures in a file, followed by their translation.
1389         * options.c (gfc_init_options): Add -fwhole-file.
1390         (gfc_handle_option): The same.
1391
1392 2009-03-30  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1393
1394         * f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_HUGE_VAL
1395         family of intrinsics instead of BUILT_IN_INF family.
1396         * trans-intrinsics.c (gfc_conv_intrinsic_nearest): Use
1397         BUILT_IN_HUGE_VAL instead of BUILT_IN_INF.
1398
1399 2009-03-30  Jakub Jelinek  <jakub@redhat.com>
1400
1401         * trans-types.c (gfc_sym_type, gfc_return_by_reference): For
1402         sym->attr.result check sym->ns->proc_name->attr.is_bind_c.
1403
1404 2009-03-30  Joseph Myers  <joseph@codesourcery.com>
1405
1406         PR rtl-optimization/323
1407         * options.c (gfc_post_options): Set
1408         flag_excess_precision_cmdline.  Give an error for
1409         -fexcess-precision=standard for processors where the option is
1410         significant.
1411
1412 2009-03-29  Joseph Myers  <joseph@codesourcery.com>
1413
1414         PR preprocessor/34695
1415         * cpp.c (cb_cpp_error): New.
1416         (gfc_cpp_post_options): Don't set cpp_option->inhibit_warnings.
1417         Don't check cpp_errors (cpp_in).
1418         (gfc_cpp_init_0): Set cb->error.
1419
1420 2009-03-29  Steven G. Kargl  <kargl@gcc.gnu.org>
1421
1422         PR fortran/38823
1423         * gfortran.h: Add ARITH_PROHIBIT to arith enum.
1424         expr.c (gfc_match_init_expr): Add global variable init_flag to
1425         flag matching an initialization expression.
1426         (check_intrinsic_op): Move no longer reachable error message to ...
1427         * arith.c (arith_power): ... here.  Remove gfc_ prefix in
1428         gfc_arith_power.  Use init_flag.  Allow constant folding of x**y
1429         when y is REAL or COMPLEX.
1430         (eval_intrinsic): Remove restriction that y in x**y must be INTEGER
1431         for constant folding.
1432         * gfc_power: Update gfc_arith_power to arith_power
1433
1434 2009-03-29  Daniel Kraft  <d@domob.eu>
1435
1436         PR fortran/37423
1437         * gfortran.h (struct gfc_typebound_proc): Added new flag "deferred" and
1438         added a comment explaining DEFERRED binding handling.
1439         * decl.c (match_binding_attributes): Really match DEFERRED attribute.
1440         (match_procedure_in_type): Really match PROCEDURE(interface) syntax
1441         and do some validity checks for DEFERRED and this construct.
1442         * module.c (binding_overriding): New string constant for DEFERRED.
1443         (mio_typebound_proc): Module-IO DEFERRED flag.
1444         * resolve.c (check_typebound_override): Ensure that a non-DEFERRED
1445         binding is not overridden by a DEFERRED one.
1446         (resolve_typebound_procedure): Allow abstract interfaces as targets
1447         for DEFERRED bindings.
1448         (ensure_not_abstract_walker), (ensure_not_abstract): New methods.
1449         (resolve_fl_derived): Use new "ensure_not_abstract" method for
1450         non-ABSTRACT types extending ABSTRACT ones to ensure each DEFERRED
1451         binding is overridden.
1452         (check_typebound_baseobject): New method.
1453         (resolve_compcall), (resolve_typebound_call): Check base-object of
1454         the type-bound procedure call.
1455         * gfc-internals.texi (Type-bound procedures): Document a little bit
1456         about internal handling of DEFERRED bindings.
1457
1458 2009-03-29  Tobias Schlueter  <tobi@gcc.gnu.org>
1459
1460         PR fortran/38507
1461         * gfortran.h (gfc_st_label): Fix comment.
1462         (gfc_exec_op): Add statement code EXEC_END_BLOCK for end of block.
1463         * parse.c (accept_statement): Use EXEC_END_BLOCK for END IF and
1464         END SELECT with labels.
1465         (check_do_closure): Fix formatting.
1466         (parse_do_block): Fix typo in error message.
1467         * resolve.c (code_stack): Remove tail member.  Update comment to
1468         new use of reachable_labels.
1469         (reachable_labels): Rename to ...
1470         (find_reachable_labels): ... this.  Overhaul.  Update preceding
1471         comment.
1472         (resolve_branch): Fix comment preceding function.  Rewrite.
1473         (resolve_code): Update call to find_reachable_labels.  Add code to
1474         deal with EXEC_END_BLOCK.
1475         * st.c (gfc_free_statement): Add code to deal with EXEC_END_BLOCK.
1476         Add 2009 to copyright years.
1477         * trans.c (gfc_trans_code): Likewise on both counts.
1478
1479 2009-03-31  Paul Thomas  <pault@gcc.gnu.org>
1480
1481         PR fortran/38917
1482         * expr.c (gfc_check_assign): Allow pointer components when
1483         checking for NULL.
1484
1485         PR fortran/38918
1486         * resolve.c (check_data_variable): Treat pointer arrays with
1487         scalars.
1488
1489 2009-03-31  Paul Thomas  <pault@gcc.gnu.org>
1490
1491         PR fortran/38915
1492         * trans-expr.c (gfc_trans_assignment_1): Ensure temporaries
1493         have a string_length.
1494
1495 2009-03-28  Tobias Burnus  <burnus@net-b.de>
1496
1497         PR fortran/34656
1498         * trans-stmt.c (gfc_trans_simple_do, gfc_trans_do):
1499         Add GFC_RTCHECK_DO support.
1500         * option.c (gfc_handle_runtime_check_option): Enable GFC_RTCHECK_DO.
1501         * invoke.texi (-fcheck): Document "do" option.
1502
1503 2009-03-28  Paul Thomas  <pault@gcc.gnu.org>
1504
1505         PR fortran/38538
1506         * trans-array.c (get_elemental_fcn_charlen): Remove.
1507         (get_array_charlen): New function to replace previous.
1508
1509 2009-03-28  Paul Thomas  <pault@gcc.gnu.org>
1510
1511         PR fortran/38765
1512         * parse.c (parse_derived): Do not break on finding pointer,
1513         allocatable or private components.
1514
1515 2009-03-28  Tobias Burnus  <burnus@net-b.de>
1516
1517         PR fortran/32626
1518         * option.c (gfc_handle_runtime_check_option): Enable recursion check.
1519         * trans-decl.c (gfc_generate_function_code): Add recursion check.
1520         * invoke.texi (-fcheck): Add recursive option.
1521
1522 2009-03-28  Tobias Burnus  <burnus@net-b.de>
1523
1524         PR fortran/38432
1525         * resolve.c (gfc_resolve_iterator): Add zero-loop warning.
1526
1527 2009-03-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1528             Paul Thomas  <pault@gcc.gnu.org>
1529             Tobias Burnus  <burnus@net-b.de>
1530
1531         * gfortran.h (gfc_option_t): Add rtcheck.
1532         * lang.opt: New option -fcheck.
1533         * libgfortran.h: Add GFC_RTCHECK_* constants.
1534         * invoke.texi: Document -fcheck.
1535         * options.c (gfc_handle_runtime_check_option): New function.
1536         (gfc_init_options,gfc_post_options,gfc_handle_option):
1537         Add -fcheck option.
1538
1539 2009-03-27  Richard Guenther  <rguenther@suse.de>
1540
1541         * trans-array.c (gfc_conv_descriptor_data_addr): Use
1542         gfc_build_addr_expr instead of build_fold_addr_expr.
1543         (gfc_trans_allocate_array_storage, gfc_trans_array_constructor_value,
1544         gfc_trans_constant_array_constructor, gfc_conv_array_data,
1545         gfc_conv_expr_descriptor, gfc_conv_array_parameter): Likewise.
1546         * trans-expr.c (gfc_conv_missing_dummy, gfc_conv_variable,
1547         gfc_conv_function_val, gfc_conv_operator_assign,
1548         gfc_conv_subref_array_arg, gfc_conv_function_call,
1549         gfc_conv_expr_reference, gfc_trans_scalar_assign): Likewise.
1550         * trans-intrinsic.c (gfc_conv_intrinsic_exponent,
1551         gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate,
1552         gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax_char,
1553         gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_spacing,
1554         gfc_conv_intrinsic_rrspacing, gfc_conv_intrinsic_set_exponent,
1555         gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer,
1556         gfc_conv_intrinsic_si_kind, gfc_conv_intrinsic_trim): Likewise.
1557         * trans-io.c (gfc_trans_io_runtime_check, set_parameter_ref,
1558         gfc_convert_array_to_string, gfc_trans_open, gfc_trans_close,
1559         build_filepos, gfc_trans_inquire, gfc_trans_wait,
1560         nml_get_addr_expr, transfer_namelist_element, build_dt,
1561         gfc_trans_dt_end, transfer_array_component, transfer_expr,
1562         transfer_array_desc, gfc_trans_transfer): Likewise.
1563         * trans-stmt.c (gfc_trans_allocate, gfc_trans_deallocate): Likewise.
1564         * trans.c (gfc_build_addr_expr): Mark the base of the address
1565         TREE_ADDRESSABLE.
1566
1567 2009-03-27  Tobias Burnus  <burnus@net-b.de>
1568
1569         * gfortran.h (enum init_local_real.): Add GFC_INIT_REAL_SNAN.
1570         (gfc_expr): Add is_snan.
1571         * trans-const.c (gfc_conv_mpfr_to_tree): Support SNaN.
1572         (gfc_conv_constant_to_tree): Update call to gfc_conv_mpfr_to_tree.
1573         * trans-const.h (gfc_conv_mpfr_to_tree): Update prototype.
1574         * resolve.c (build_default_init_expr): Update call.
1575         * target-memory.c (encode_float): Ditto.
1576         * trans-intrinsic.c (gfc_conv_intrinsic_aint,gfc_conv_intrinsic_mod,
1577
1578 2009-03-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1579
1580         * lang.opt: Unify help texts for -I, -Wconversion, -d, -fopenmp,
1581         and -fpreprocessed.
1582
1583 2009-03-06  Alexandre Oliva <aoliva@redhat.com>
1584
1585         * simplify.c (gfc_simplify_transfer): Zero-initialize the
1586         buffer.
1587
1588 2009-02-27  Tobias Burnus  <burnus@net-b.de>
1589
1590         PR fortran/39309
1591         * module.c (read_md5_from_module_file): Add missing quote.
1592
1593 2009-02-27  Tobias Burnus  <burnus@net-b.de>
1594
1595         PR fortran/39309
1596         * module.c (read_md5_from_module_file): Include mod version
1597         in had-changed test.
1598
1599 2009-02-26  Paul Thomas  <pault@gcc.gnu.org>
1600
1601         PR fortran/39295
1602         * interface.c (compare_type_rank_if): Return 1 if the symbols
1603         are the same and deal with external procedures where one is
1604         identified to be a function or subroutine by usage but the
1605         other is not.
1606
1607 2009-02-26  Paul Thomas  <pault@gcc.gnu.org>
1608
1609         PR fortran/39292
1610         * trans-array.c (gfc_conv_array_initializer): Convert all
1611         expressions rather than ICEing.
1612
1613 2009-02-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
1614
1615         PR fortran/38914
1616         * array.c (ref_dimen_size):  Rename to gfc_ref_dimen_size,
1617         make global.  Change function name in error messages.
1618         (ref_size):  Change ref_dimen_size to gfc_ref_dimen_size.
1619         (gfc_array_ref_shape):  Likewise.
1620         * gfortran.h:  Add prototype for gfc_ref_dimen_size.
1621         * simplify.c (simplify_bound_dim):  Add ref argument.
1622         If the reference isn't a full array, return one for
1623         the lower bound and the extent for the upper bound.
1624         (simplify_bound):  For array sections, take as from the
1625         argument.  Add reference to all to simplify_bound_dim.
1626
1627 2009-02-19  Daniel Franke  <franke.daniel@gmail.com>
1628
1629         * scanner.c (load_line): At end of line, skip '\r' without setting
1630         the truncation flag.
1631
1632 2009-02-18  Daniel Kraft  <d@domob.eu>
1633
1634         * gfortran.texi: New chapter about compiler characteristics.
1635         (Compiler Characteristics): Document KIND type parameters here.
1636
1637 2009-02-18  Tobias Burnus  <burnus@net-b.de>
1638
1639         * intrinsic.texi (MALLOC): Make example more portable.
1640
1641 2009-02-13  Mikael Morin  <mikael.morin@tele2.fr>
1642
1643         PR fortran/38259
1644         * module.c (gfc_dump_module,gfc_use_module): Add module
1645         version number.
1646
1647 2009-02-13  Paul Thomas  <pault@gcc.gnu.org>
1648
1649         PR fortran/36703
1650         PR fortran/36528
1651         * trans-expr.c (gfc_conv_function_val): Stabilize Cray-pointer
1652         function references to ensure that a valid expression is used.
1653         (gfc_conv_function_call): Pass Cray pointers to procedures.
1654
1655 2009-02-03  Jakub Jelinek  <jakub@redhat.com>
1656
1657         * gfortranspec.c (lang_specific_driver): Update copyright notice
1658         dates.
1659
1660 2009-01-28  Paul Thomas  <pault@gcc.gnu.org>
1661
1662         PR fortran/38852
1663         PR fortran/39006
1664         * trans-intrinsic.c (gfc_conv_intrinsic_bound): Use the array
1665         descriptor ubound for UBOUND, when the array lbound == 1.
1666
1667 2009-01-27  Daniel Kraft  <d@domob.eu>
1668
1669         PR fortran/38883
1670         * trans-stmt.c (gfc_conv_elemental_dependencies):  Create temporary
1671         for the real type needed to make it work for subcomponent-references.
1672
1673 2009-01-21  Daniel Kraft  <d@domob.eu>
1674
1675         * trans-stmt.c (gfc_conv_elemental_dependencies):  Cleaned up comment.
1676
1677 2009-01-20  Paul Thomas  <pault@gcc.gnu.org>
1678
1679         PR fortran/38907
1680         * resolve.c (check_host_association): Remove the matching to
1681         correct an incorrect host association and use manipulation of
1682         the expression instead.
1683
1684 2009-01-20  Tobias Burnus  <burnus@net-b.de>
1685
1686         * invoke.texi (RANGE): RANGE also takes INTEGER arguments.
1687
1688 2009-01-19  Mikael Morin  <mikael.morin@tele2.fr>
1689
1690         PR fortran/38859
1691         * simplify.c (simplify_bound): Don't use array specification
1692         if variable or component has subsequent references.
1693
1694 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
1695
1696         PR fortran/38657
1697         * module.c (write_common_0): Add argument 'this_module' and
1698         check that non-use associated common blocks are written first.
1699         (write_common): Call write_common_0 twice, once with true and
1700         then with false.
1701
1702 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
1703
1704         PR fortran/34955
1705         * trans-intrinsic.c (gfc_conv_intrinsic_array_transfer): Has
1706         been absorbed into gfc_conv_intrinsic_transfer. All
1707         references to it in trans-intrinsic.c have been changed
1708         accordingly.  PR fixed by using a temporary for scalar
1709         character transfer, when the source is shorter than the
1710         destination.
1711
1712 2009-01-17  Paul Thomas  <pault@gcc.gnu.org>
1713
1714         PR fortran/38657
1715         * module.c (write_common_0): Revert patch of 2009-01-05.
1716
1717 2009-01-16  Janus Weil  <janus@gcc.gnu.org>
1718
1719         PR fortran/38152
1720         * expr.c (gfc_check_pointer_assign): Allow use-associated procedure
1721         pointers as lvalue.
1722         * trans-decl.c (get_proc_pointer_decl,gfc_create_module_variable):
1723         Enable procedure pointers as module variables.
1724
1725 2009-01-14  Steven G. Kargl  <kargl@gcc.gnu.org>
1726
1727         * ChangeLog-2007: Clean out svn merge droppings.
1728
1729 2009-01-10  Paul Thomas  <pault@gcc.gnu.org>
1730
1731         PR fortran/38763
1732         * target-memory.c (encode_derived): Encode NULL.
1733
1734 2009-01-10  Paul Thomas  <pault@gcc.gnu.org>
1735
1736         PR fortran/38765
1737         * resolve.c (check_host_association): Use the symtree name to
1738         search for a potential contained procedure, since this is the
1739         name by which it would be referenced.
1740
1741 2009-01-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
1742
1743         PR fortran/38220
1744         * interface.c (gfc_procedure_use):  Don't warn about functions
1745         from ISO_C_BINDING.
1746         * symbol.c (generate_isocbinding_symbol):  Mark c_loc and
1747         c_funloc as pure.
1748
1749 2009-01-05  Paul Thomas  <pault@gcc.gnu.org>
1750
1751         PR fortran/38657
1752         * module.c (write_common_0): Use the name of the symtree rather
1753         than the common block, to determine if the common has been
1754         written.
1755
1756 2009-01-05  Daniel Franke  <franke.daniel@gmail.com>
1757
1758         PR fortran/37159
1759         * check.c (gfc_check_random_seed): Added size check for GET
1760         dummy argument, reworded error messages to follow common pattern.
1761
1762 2009-01-05  Thomas Koenig  <tkoenig@gcc.gnu.org>
1763
1764         PR fortran/38672
1765         * trans-types.c (gfc_get_derived_type):  Check for the
1766         presence of derived->ns->proc_name before
1767         accessing derived->ns->proc_name->attr.flavor .
1768         * resolve.c (resolve_symbol):  Likewise.
1769
1770 2009-01-05  Paul Thomas  <pault@gcc.gnu.org>
1771
1772         PR fortran/38665
1773         * gfortran.h : Add bit to gfc_expr 'user_operator'
1774         * interface.c (gfc_extend_expr): Set the above if the operator
1775         is substituted by a function.
1776         * resolve.c (check_host_association): Return if above is set.
1777
1778 2009-01-04  Mikael Morin  <mikael.morin@tele2.fr>
1779
1780         PR fortran/35681
1781         * ChangeLog-2008: Fix function name.
1782
1783         PR fortran/38487
1784         * dependency.c (gfc_check_argument_var_dependency):
1785         Move the check for pointerness inside the if block
1786         so that it doesn't affect the return value.
1787
1788         PR fortran/38669
1789         * trans-stmt.c (gfc_trans_call):
1790         Add the dependency code after the loop bounds calculation one.
1791
1792 2009-01-04  Daniel Franke  <franke.daniel@gmail.com>
1793
1794         * intrinsic.c (do_simplify): Removed already implemented TODO.
1795
1796 2009-01-04  Daniel Franke  <franke.daniel@gmail.com>
1797
1798         PR fortran/38718
1799         * simplify.c (gfc_simplify_merge): New.
1800         * intrinsic.h (gfc_simplify_merge): New prototype.
1801         * intrinsic.c (add_functions): Added simplification for MERGE.
1802
1803 2009-01-04  Mikael Morin  <mikael.morin@tele2.fr>
1804
1805         PR fortran/38536
1806         * gfortran.h (gfc_is_data_pointer): Added prototype
1807         * resolve.c (gfc_iso_c_func_interface):
1808         Use gfc_is_data_pointer to test for pointer attribute.
1809         * dependency.c (gfc_is_data_pointer):
1810         Support pointer-returning functions.
1811
1812 2009-01-03  Daniel Franke  <franke.daniel@gmail.com>
1813
1814         * symbol.c (save_symbol): Don't SAVE function results.
1815
1816 2009-01-03  Paul Thomas  <pault@gcc.gnu.org>
1817
1818         PR fortran/38594
1819         * resolve.c (resolve_call): When searching for proper host
1820         association, use symtree rather than symbol.  For everything
1821         except generic subroutines, substitute the symtree in the call
1822         rather than the symbol.
1823
1824 \f
1825 Copyright (C) 2009 Free Software Foundation, Inc.
1826
1827 Copying and distribution of this file, with or without modification,
1828 are permitted in any medium without royalty provided the copyright
1829 notice and this notice are preserved.