gcc/fortran/ChangeLog

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