gcc/fortran/ChangeLog

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