gcc/fortran/ChangeLog

   1 2008-04-03  Tom Tromey  <tromey@redhat.com>
   2
   3         * Make-lang.in (fortran_OBJS): New variable.
   4
   5 2008-04-03  Paolo Bonzini  <bonzini@gnu.org>
   6
   7         * f95-lang.c (insert_block): Kill.
   8
   9 2008-04-01  George Helffrich <george@gcc.gnu.org>
  10
  11         * trans-common.c (create_common):  Add decl to function
  12         chain to preserve identifier scope in debug output.
  13
  14 2008-04-01  Joseph Myers  <joseph@codesourcery.com>
  15
  16         * gfortran.texi: Include gpl_v3.texi instead of gpl.texi
  17         * Make-lang.in (GFORTRAN_TEXI): Include gpl_v3.texi instead of
  18         gpl.texi.
  19
  20 2008-03-30  Paul Thomas  <pault@gcc.gnu.org>
  21
  22         PR fortran/35740
  23         * resolve.c (resolve_function, resolve_call): If the procedure
  24         is elemental do not look for noncopying intrinsics.
  25
  26 2008-03-29  Paul Thomas  <pault@gcc.gnu.org>
  27
  28         PR fortran/35698
  29         * trans-array.c (gfc_array_init_size): Set 'size' zero if
  30         negative in one dimension.
  31
  32         PR fortran/35702
  33         * trans-expr.c (gfc_trans_string_copy): Only assign a char
  34         directly if the lhs and rhs types are the same.
  35
  36 2008-03-28  Daniel Franke  <franke.daniel@gmail.com>
  37             Paul Richard Thomas <paul.richard.thomas@gmail.com>
  38
  39         PR fortran/34714
  40         * primary.c (match_variable): Improved matching of function
  41         result variables.
  42         * resolve.c (resolve_allocate_deallocate): Removed checks if
  43         the actual argument for STAT is a variable.
  44
  45 2008-03-28  Tobias Burnus  <burnus@net-b.de>
  46
  47         * symbol.c (gfc_get_default_type): Fix error message; option
  48         -fallow_leading_underscore should be -fallow-leading-underscore
  49
  50 2008-03-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
  51
  52         PR fortran/35724
  53         * iresolve.c (gfc_resolve_cshift): Check for NULL symtree in test for
  54         optional argument attribute.
  55
  56 2008-03-27  Tom Tromey  <tromey@redhat.com>
  57
  58         * Make-lang.in: Revert automatic dependency patch.
  59
  60 2008-03-25  Tom Tromey  <tromey@redhat.com>
  61
  62         * Make-lang.in: Remove .o targets.
  63         (fortran_OBJS): New variable.
  64         (fortran/gfortranspec.o): Move to fortran/.  Reduce to variable
  65         setting.
  66         (GFORTRAN_D_OBJS): Update.
  67         (GFORTRAN_TRANS_DEPS): Remove.
  68
  69 2008-03-24  Paul Thomas  <pault@gcc.gnu.org>
  70
  71         PR fortran/34813
  72         * resolve.c (resolve_structure_cons): It is an error to assign
  73         NULL to anything other than a pointer or allocatable component.
  74
  75         PR fortran/33295
  76         * resolve.c (resolve_symbol): If the symbol is a derived type,
  77         resolve the derived type.  If the symbol is a derived type
  78         function, ensure that the derived type is visible in the same
  79         namespace as the function.
  80
  81 2008-03-23  Tobias Schlüter  <tobi@gcc.gnu.org>
  82
  83         * trans.h: Use fold_build in build1_v, build2_v and build3_v
  84         macros.
  85         * trans-openmp.c (gfc_trans_omp_critical, gfc_trans_omp_single):
  86         Don't use build2_v macro.
  87
  88 2008-03-19  Daniel Franke  <franke.daniel@gmail.com>
  89
  90         PR fortran/35152
  91         * interface.c (gfc_procedure_use): Check for keyworded arguments in
  92         procedures without explicit interfaces.
  93
  94 2008-03-16  Paul Thomas  <pault@gcc.gnu.org>
  95
  96         PR fortran/35470
  97         * resolve.c (check_assumed_size_reference):  Only visit the
  98         first reference and look directly at the highest dimension.
  99
 100 2008-03-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 101
 102         PR fortran/35184
 103         * trans-array.c (gfc_conv_array_index_offset): Remove unnecessary
 104         assert.
 105
 106 2008-03-15  Daniel Franke  <franke.daniel@gmail.com>
 107
 108         PR fortran/35584
 109         * resolve.c (resolve_branch): Less strict and pessimistic warning
 110         message.
 111
 112 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
 113
 114         * f95-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
 115         (gfc_be_parse_file): Call clear_binding_stack from here.
 116         (gfc_clear_binding_stack): Rename to clear_binding_stack.
 117
 118 2008-03-09  Paul Thomas  <pault@gcc.gnu.org>
 119
 120         PR fortran/35474
 121         * module.c (mio_symtree_ref): After providing a symbol for a
 122         missing equivalence member, resolve and NULL the fixups.
 123
 124 2008-03-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 125
 126         * invoke.texi (Error and Warning Options): Document
 127         -Wline-truncation.
 128
 129 2008-03-08  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 130
 131         PR fortran/34956
 132         * trans-array.c (gfc_conv_ss_startstride): Fix the logic to avoid
 133         checking bounds of absent optional arguments.
 134
 135 2008-03-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 136
 137         PR fortran/33197
 138         * intrinsic.c (add_functions): Add simplification routines for
 139         ERF, DERF, ERFC and DERFC.
 140         * decl.c (gfc_match_suffix, gfc_match_subroutine): Change GNU
 141         extensions into Fortran 2008 features.
 142         * intrinsic.h (gfc_simplify_erf, gfc_simplify_erfc): New
 143         prototypes.
 144         * simplify.c (gfc_simplify_erf, gfc_simplify_erfc): New functions.
 145
 146 2008-03-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 147
 148         PR fortran/33197
 149         * intrinsic.c (add_functions): Modify intrinsics ACOSH, ASINH,
 150         ATANH, ERF, ERFC and GAMMA. Add intrinsics BESSEL_{J,Y}{0,1,N},
 151         ERFC_SCALED, LOG_GAMMA and HYPOT.
 152         * intrinsic.h (gfc_check_hypot, gfc_simplify_hypot,
 153         gfc_resolve_hypot): New prototypes.
 154         * mathbuiltins.def: Add HYPOT builtin. Make complex versions of
 155         ACOSH, ASINH and ATANH available.
 156         * gfortran.h (GFC_ISYM_ERFC_SCALED, GFC_ISYM_HYPOT): New values.
 157         * lang.opt: Add -std=f2008 option.
 158         * libgfortran.h: Define GFC_STD_F2008.
 159         * lang-specs.h: Add .f08 and .F08 file suffixes.
 160         * iresolve.c (gfc_resolve_hypot): New function.
 161         * parse.c (parse_contained): Allow empty CONTAINS for Fortran 2008.
 162         * check.c (gfc_check_hypot): New function.
 163         * trans-intrinsic.c (gfc_intrinsic_map): Define ERFC_SCALE builtin.
 164         * options.c (set_default_std_flags): Allow Fortran 2008 by default.
 165         (form_from_filename): Add .f08 suffix.
 166         (gfc_handle_option): Handle -std=f2008 option.
 167         * simplify.c (gfc_simplify_hypot): New function.
 168         * gfortran.texi: Document Fortran 2008 status and file extensions.
 169         * intrinsic.texi: Document new BESSEL_{J,Y}{0,1,N} intrinsics,
 170         as well as HYPOT and ERFC_SCALED. Update documentation of ERF,
 171         ERFC, GAMMA, LGAMMA, ASINH, ACOSH and ATANH.
 172         * invoke.texi: Document the new -std=f2008 option.
 173
 174 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
 175
 176         * gfortranspec.c (lang_specific_driver): Update copyright notice
 177         dates.
 178
 179 2008-02-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 180
 181         PR fortran/35059
 182         * expr.c (find_array_element): Modify traversing the constructor to
 183         avoid trying to access NULL memory pointed to by next for the
 184         last element. (find_array_section): Exit while loop if cons->next is
 185         NULL.
 186         * trans-expr.c (gfc_conv_scalar_char_value): Initialize gfc_typespec.
 187         (gfc_conv_function_call): Same.
 188         * decl.c (gfc_match_implicit): Same.
 189         * trans-intrinsic.c (gfc_conv_intrinsic_sr_kind): Same.
 190
 191 2008-02-28  Daniel Franke  <franke.daniel@gmail.com>
 192
 193         PR fortran/31463
 194         PR fortran/33950
 195         PR fortran/34296
 196         * lang.opt: Added -Wreturn-type.
 197         * options.c (gfc_handle_option): Recognize -Wreturn-type.
 198         * trans-decl.c (gfc_trans_deferred_vars): Emit warnings for funtions
 199         where the result value is not set.
 200         (gfc_generate_function_code): Likewise.
 201         (generate_local_decl): Emit warnings for funtions whose RESULT
 202         variable is not set.
 203
 204 2008-02-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 205
 206         PR fortran/34868
 207         * trans-expr.c (gfc_conv_variable): Don't build indirect
 208         references when explicit interface is mandated.
 209         * resolve.c (resolve_formal_arglist): Set attr.always_explicit
 210         on the result symbol as well as the procedure symbol.
 211
 212 2008-02-27  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 213
 214         PR fortran/33387
 215         * trans.h: Remove prototypes for gfor_fndecl_math_exponent4,
 216         gfor_fndecl_math_exponent8, gfor_fndecl_math_exponent10 and
 217         gfor_fndecl_math_exponent16.
 218         * f95-lang.c (build_builtin_fntypes): Add new function types.
 219         (gfc_init_builtin_functions): Add new builtins for nextafter,
 220         frexp, ldexp, fabs, scalbn and inf.
 221         * iresolve.c (gfc_resolve_rrspacing): Don't add hidden arguments.
 222         (gfc_resolve_scale): Don't convert type of second argument.
 223         (gfc_resolve_set_exponent): Likewise.
 224         (gfc_resolve_size): Don't add hidden arguments.
 225         * trans-decl.c: Remove gfor_fndecl_math_exponent4,
 226         gfor_fndecl_math_exponent8, gfor_fndecl_math_exponent10 and
 227         gfor_fndecl_math_exponent16.
 228         * trans-intrinsic.c (gfc_intrinsic_map): Remove intrinsics
 229         for scalbn, fraction, nearest, rrspacing, set_exponent and
 230         spacing.
 231         (gfc_conv_intrinsic_exponent): Directly call frexp.
 232         (gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_nearest,
 233         gfc_conv_intrinsic_spacing, gfc_conv_intrinsic_rrspacing,
 234         gfc_conv_intrinsic_scale, gfc_conv_intrinsic_set_exponent): New
 235         functions.
 236         (gfc_conv_intrinsic_function): Use the new functions above.
 237
 238 2008-02-26  Tobias Burnus  <burnus@net-b.de>
 239
 240         PR fortran/35033
 241         * interface.c (check_operator_interface): Show better line for error
 242         messages; fix constrains for user-defined assignment operators.
 243         (gfc_extend_assign): Fix constrains for user-defined assignment
 244         operators.
 245
 246 2008-02-26  Tom Tromey  <tromey@redhat.com>
 247
 248         * trans-io.c (set_error_locus): Remove old location code.
 249         * trans-decl.c (gfc_set_decl_location): Remove old location code.
 250         * f95-lang.c (gfc_init): Remove test of USE_MAPPED_LOCATION.
 251         * scanner.c (gfc_gobble_whitespace): Remove old location code.
 252         (get_file): Likewise.
 253         (preprocessor_line): Likewise.
 254         (load_file): Likewise.
 255         (gfc_new_file): Likewise.
 256         * trans.c (gfc_trans_runtime_check): Remove old location code.
 257         (gfc_get_backend_locus): Likewise.
 258         (gfc_set_backend_locus): Likewise.
 259         * data.c (gfc_assign_data_value): Remove old location code.
 260         * error.c (show_locus): Remove old location code.
 261         * gfortran.h (gfc_linebuf): Remove old location code.
 262         (gfc_linebuf_linenum): Remove old-location variant.
 263
 264 2008-02-25  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 265
 266         PR fortran/34729
 267         * trans-const.c (gfc_build_string_const): Don't call gettext.
 268         (gfc_build_localized_string_const): New function.
 269         * trans-const.h (gfc_build_localized_string_const): New prototype.
 270         * trans.c (gfc_trans_runtime_check): Use
 271         gfc_build_localized_string_const instead of gfc_build_string_const.
 272         (gfc_call_malloc): Likewise.
 273         (gfc_allocate_with_status): Likewise.
 274         (gfc_allocate_array_with_status): Likewise.
 275         (gfc_deallocate_with_status): Likewise.
 276         (gfc_call_realloc): Likewise.
 277         * trans-io.c (gfc_trans_io_runtime_check): Likewise.
 278
 279 2008-02-24  Tobias Schlüter  <tobi@gcc.gnu.org>
 280
 281         * arith.c: Update copyright years.
 282         * arith.h: Likewise.
 283         * array.c: Likewise.
 284         * bbt.c: Likewise.
 285         * check.c: Likewise.
 286         * data.c: Likewise.
 287         * data.h: Likewise.
 288         * decl.c: Likewise.
 289         * dependency.c: Likewise.
 290         * dependency.h: Likewise.
 291         * dump-parse-tree.c: Likewise.
 292         * error.c: Likewise.
 293         * expr.c: Likewise.
 294         * gfc-internals.texi: Likewise.
 295         * gfortran.h: Likewise.
 296         * gfortran.texi: Likewise.
 297         * gfortranspec.c: Likewise.
 298         * interface.c: Likewise.
 299         * intrinsic.c: Likewise.
 300         * intrinsic.h: Likewise.
 301         * intrinsic.texi: Likewise.
 302         * invoke.texi: Likewise.
 303         * io.c: Likewise.
 304         * iresolve.c: Likewise.
 305         * iso-c-binding.def: Likewise.
 306         * iso-fortran-env.def: Likewise.
 307         * lang-specs.h: Likewise.
 308         * lang.opt: Likewise.
 309         * libgfortran.h: Likewise.
 310         * match.c: Likewise.
 311         * match.h: Likewise.
 312         * matchexp.c: Likewise.
 313         * misc.c: Likewise.
 314         * module.c: Likewise.
 315         * openmp.c: Likewise.
 316         * options.c: Likewise.
 317         * parse.c: Likewise.
 318         * parse.h: Likewise.
 319         * primary.c: Likewise.
 320         * resolve.c: Likewise.
 321         * scanner.c: Likewise.
 322         * simplify.c: Likewise.
 323         * st.c: Likewise.
 324         * symbol.c: Likewise.
 325         * target-memory.c: Likewise.
 326         * target-memory.h: Likewise.
 327         * trans-array.h: Likewise.
 328         * trans-const.h: Likewise.
 329         * trans-stmt.h: Likewise.
 330         * trans-types.c: Likewise.
 331         * trans-types.h: Likewise.
 332         * types.def: Likewise.
 333
 334 2008-02-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 335
 336         PR fortran/35223
 337         * simplify.c (gfc_simplify_ibclr), (gfc_simplify_ibits),
 338         (gfc_simplify_ibset): Remove call to range_check.
 339         (simplify_cmplx), (gfc_simplify_dble), (gfc_simplify_float)
 340         (gfc_simplify_real): Add call gfc_clear_ts to initialize the
 341         temporary gfc_typspec variable.
 342
 343 2008-02-24  Tobias Schlüter  <tobi@gcc.gnu.org>
 344
 345         * trans-array.c (gfc_conv_descriptor_data_get,
 346         gfc_conv_descriptor_data_set_internal,
 347         gfc_conv_descriptor_data_addr, gfc_conv_descriptor_offset,
 348         gfc_conv_descriptor_dtype, gfc_conv_descriptor_dimension,
 349         gfc_conv_descriptor_stride, gfc_conv_descriptor_lbound,
 350         gfc_conv_descriptor_ubound, gfc_trans_create_temp_array,
 351         gfc_conv_array_transpose, gfc_grow_array,
 352         gfc_trans_array_constructor_subarray,
 353         gfc_trans_array_constructor_value, gfc_trans_scalarized_loop_end,
 354         gfc_array_init_size, gfc_array_allocate, gfc_array_deallocate,
 355         gfc_conv_array_initializer, gfc_trans_array_bounds,
 356         gfc_trans_auto_array_allocation, gfc_trans_dummy_array_bias,
 357         gfc_get_dataptr_offset, gfc_conv_array_parameter,
 358         gfc_trans_dealloc_allocated, get_full_array_size,
 359         gfc_duplicate_allocatable, structure_alloc_comps): Use fold_buildN
 360         instead of buildN.
 361         * trans-expr.c (gfc_conv_expr_present, gfc_conv_missing_dummy,
 362         gfc_conv_component_ref, gfc_conv_cst_int_power,
 363         gfc_conv_function_call, gfc_trans_structur_assign): Likewise.
 364         * trans-common.c (create_common): Likewise.
 365         * trans-openmp.c (gfc_trans_omp_atomic, gfc_trans_omp_do):
 366         Likewise.
 367         * trans-const.c (gfc_conv_constant_to_tree): Likewise.
 368         * trans-stmt.c (gfc_trans_goto, gfc_trans_return, gfc_trans_do,
 369         gfc_trans_integer_select, gfc_trans_character_select,
 370         gfc_trans_forall_loop, compute_overall_iter_number,
 371         gfc_trans_forall_1, gfc_evaluate_where_mask, gfc_trans_allocate,
 372         gfc_trans_deallocate): Likewise.
 373         * trans.c (gfc_build_addr_expr, gfc_trans_runtime_check,
 374         gfc_allocate_with_status, gfc_allocate_array_with_status,
 375         gfc_deallocate_with_status): Likewise.
 376         * f95-lang.c (gfc_truthvalue_conversion): Likewise.
 377         * trans-io.c (set_parameter_const, set_parameter_value,
 378         set_parameter_ref, set_string, set_internal_unit, io_result,
 379         set_error_locus, nml_get_addr_expr, transfer_expr): Likewise.
 380         * trans-decl.c (gfc_build_qualified_array, build_entry_thunks,
 381         gfc_get_fake_result_decl, gfc_trans_auto_character_variable,
 382         gfc_generate_function_code): Likewise.
 383         * convert.c (convert): Likewise.
 384         * trans-intrinsic.c (gfc_conv_intrinsic_conversion,
 385         build_fixbound_expr, build_fix_expr, gfc_conv_intrinsic_aint,
 386         gfc_conv_intrinsic_int, gfc_conv_intrinsic_imagpart,
 387         gfc_conv_intrinsic_conjg, gfc_conv_intrinsic_abs,
 388         gfc_conv_intrinsic_cmplx, gfc_conv_intrinsic_mod,
 389         gfc_conv_intrinsic_dim, gfc_conv_intrinsic_dprod,
 390         gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate,
 391         gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax,
 392         gfc_conv_intrinsic_minmax_char, gfc_conv_intrinsic_count,
 393         gfc_conv_intrinsic_arith, gfc_conv_intrinsic_dot_product,
 394         gfc_conv_intrinsic_minmaxloc, gfc_conv_intrinsic_minmaxval,
 395         gfc_conv_intrinsic_btest, gfc_conv_intrinsic_not,
 396         gfc_conv_intrinsic_ibits, gfc_conv_intrinsic_ishft,
 397         gfc_conv_intrinsic_ichar, gfc_conv_intrinsic_size,
 398         gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer,
 399         gfc_conv_allocated, gfc_conv_associated, gfc_conv_intrinsic_trim,
 400         gfc_conv_intrinsic_repeat): Likewise.
 401
 402 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 403
 404         PR target/25477
 405         * trans-expr.c (gfc_conv_power_op): Use BUILT_IN_CPOW{F,,L}.
 406         * f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_CPOW{F,,L}.
 407         * trans.h (gfor_fndecl_math_cpow, gfor_fndecl_math_cpowf,
 408         gfor_fndecl_math_cpowl10, gfor_fndecl_math_cpowl16): Remove.
 409         * trans-decl.c: Likewise.
 410
 411 2008-02-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 412
 413         PR fortran/35059
 414         * expr.c (find_array_element): Modify traversing the constructor to
 415         avoid trying to access NULL memory pointed to by next for the
 416         last element. (find_array_section): Exit while loop if cons->next is
 417         NULL.
 418
 419 2008-02-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 420
 421         PR fortran/34907
 422         * iresolve.c (resolve_mask_arg): Add gfc_clear_ts to initialize
 423         structure.
 424         (gfc_resolve_aint): Likewise.
 425         (gfc_resolve_anint): Likewise.
 426         (gfc_resolve_besn): Likewise.
 427         (gfc_resolve_cshift): Likewise.
 428         (gfc_resolve_ctime): Likewise.
 429         (gfc_resolve_eoshift): Likewise.
 430         (gfc_resolve_index_func): Likewise.
 431         (gfc_resolve_isatty): Likewise.
 432         (gfc_resolve_malloc): Likewise.
 433         (gfc_resolve_rrspacing): Likewise.
 434         (gfc_resolve_scale): Likewise.
 435         (gfc_resolve_set_exponent): Likewise.
 436         (gfc_resolve_spacing): Likewise.
 437         (gfc_resolve_spacing): Likewise.
 438         (gfc_resolve_fgetc): Likewise.
 439         (gfc_resolve_fputc): Likewise.
 440         (gfc_resolve_ftell): Likewise.
 441         (gfc_resolve_ttynam): Likewise.
 442         (gfc_resolve_alarm_sub): Likewise.
 443         (gfc_resolve_mvbits): Likewise.
 444         (gfc_resolve_getarg): Likewise.
 445         (gfc_resolve_signal_sub): Likewise.
 446         (gfc_resolve_exit): Likewise.
 447         (gfc_resolve_flush): Likewise.
 448         (gfc_resolve_free): Likewise.
 449         (gfc_resolve_ctime_sub): Likewise.
 450         (gfc_resolve_fgetc_sub): Likewise.
 451         (gfc_resolve_fputc_sub): Likewise.
 452         (gfc_resolve_fseek_sub): Likewise.
 453         (gfc_resolve_ftell_sub): Likewise.
 454         (gfc_resolve_ttynam_sub): Likewise.
 455
 456 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 457
 458         * gfc-internals.texi: Fix typos and markup nits.
 459         * gfortran.texi: Likewise.
 460         * intrinsic.texi: Likewise.
 461
 462 2008-02-21  Richard Guenther  <rguenther@suse.de>
 463
 464         * trans-expr.c (gfc_conv_expr_op): Expand INTRINSIC_PARENTHESES
 465         as unary PAREN_EXPR for real and complex typed expressions.
 466         (gfc_conv_unary_op): Fold the built tree.
 467
 468 2008-02-20  Tobias Burnus  <burnus@net-b.de>
 469
 470         PR fortran/34997
 471         * match.c (gfc_match_name): Improve error message for '$'.
 472
 473 2008-02-19  Daniel Franke  <franke.daniel@gmail.com>
 474
 475         PR fortran/35030
 476         * expr.c (gfc_check_pointer_assign): Add type and kind information
 477         to type-mismatch message.
 478         (gfc_check_assign): Unify error messages.
 479
 480 2008-02-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 481
 482         PR fortran/34952
 483         * gfortran.texi: Create new section for unimplemented extensions.
 484         Add "STRUCTURE and RECORD" and "ENCODE and DECODE statements".
 485         Remove "smaller projects" list. Fix a few typos.
 486
 487 2008-02-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 488
 489         * intrinsic.texi: Rename INDEX node to avoid clashing with
 490         index.html on case-insensitive systems.
 491
 492 2008-02-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 493
 494         PR fortran/35150
 495         * trans-expr.c (gfc_conv_function_call): Force evaluation of
 496         se->expr.
 497
 498 2008-02-10  Daniel Franke  <franke.daniel@gmail.com>
 499
 500         PR fortran/35019
 501         * lang.opt: Allow '-J<dir>' next to '-J <dir>',
 502         likewise '-I <dir>' and '-I<dir>'.
 503
 504 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 505
 506         PR other/35107
 507         * Make-lang.in (f951): Add $(GMPLIBS).
 508
 509 2008-02-05  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 510
 511         PR fortran/35037
 512         * trans-common.c (build_field): Mark fields as volatile when needed.
 513
 514 2008-02-05  Tobias Burnus  <burnus@net-b.de>
 515
 516         PR fortran/35093
 517         * data.c (gfc_assign_data_value): Only free "size" if
 518         it has not already been freed.
 519
 520 2008-02-05  Paul Thomas  <pault@gcc.gnu.org>
 521
 522         PR fortran/34945
 523         * array.c (match_array_element_spec): Remove check for negative
 524         array size.
 525         (gfc_resolve_array_spec): Add check for negative size.
 526
 527 2008-02-05  Paul Thomas  <pault@gcc.gnu.org>
 528
 529         PR fortran/32315
 530         * data.c (gfc_assign_data_value): Add bounds check for array
 531         references.
 532
 533 2008-02-04  Daniel Franke  <franke.daniel@gmail.com>
 534
 535         * resolve.c (resolve_where): Fix typo.
 536         (gfc_resolve_where_code_in_forall): Likewise.
 537
 538 2008-02-03  Paul Thomas  <pault@gcc.gnu.org>
 539
 540         PR fortran/32760
 541         * resolve.c (resolve_allocate_deallocate): New function.
 542         (resolve_code): Call it for allocate and deallocate.
 543         * match.c (gfc_match_allocate, gfc_match_deallocate) : Remove
 544         the checking of the STAT tag and put in above new function.
 545         * primary,c (match_variable): Do not fix flavor of host
 546         associated symbols yet if the type is not known.
 547
 548 2008-01-31  Paul Thomas  <pault@gcc.gnu.org>
 549
 550         PR fortran/34910
 551         * expr.c (gfc_check_assign): It is an error to assign
 552         to a sibling procedure.
 553
 554 2008-01-30  Paul Thomas  <pault@gcc.gnu.org>
 555
 556         PR fortran/34975
 557         * symbol.c (gfc_delete_symtree, gfc_undo_symbols): Rename
 558         delete_symtree to gfc_delete_symtree.
 559         * gfortran.h : Add prototype for gfc_delete_symtree.
 560         * module.c (load_generic_interfaces): Transfer symbol to a
 561         unique symtree and delete old symtree, instead of renaming.
 562         (read_module): The rsym and the found symbol are the same, so
 563         the found symtree can be deleted.
 564
 565         PR fortran/34429
 566         * decl.c (match_char_spec): Remove the constraint on deferred
 567         matching of functions and free the length expression.
 568         delete_symtree to gfc_delete_symtree.
 569         (gfc_match_type_spec): Whitespace.
 570         (gfc_match_function_decl): Defer characteristic association for
 571         all types except BT_UNKNOWN.
 572         * parse.c (decode_specification_statement): Only derived type
 573         function matching is delayed to the end of specification.
 574
 575 2008-01-28  Tobias Burnus  <burnus@net-b.de>
 576
 577         PR libfortran/34980
 578         * simplify.c (gfc_simplify_shape): Simplify rank zero arrays.
 579
 580 2008-01-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 581
 582         PR fortran/34990
 583         * array.c (gfc_check_constructor_type): Revert clearing the expression.
 584
 585 2008-01-26  Tobias Burnus  <burnus@net-b.de>
 586
 587         PR fortran/34848
 588         * trans-expr.c (gfc_conv_function_call): Don't call
 589         gfc_add_interface_mapping if the expression is NULL.
 590
 591 2008-01-26  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 592
 593         PR fortran/31610
 594         * trans-array.c (gfc_trans_create_temp_array): Remove call to
 595         gcc_assert (integer_zerop (loop->from[n])).
 596
 597 2008-01-25  Daniel Franke  <franke.daniel@gmail.com>
 598
 599         PR fortran/34661
 600         * resolve.c (resolve_where): Added check if user-defined assignment
 601         operator is an elemental subroutine.
 602         (gfc_resolve_where_code_in_forall): Likewise.
 603
 604 2008-01-24  Daniel Franke  <franke.daniel@gmail.com>
 605
 606         PR fortran/33375
 607         PR fortran/34858
 608         * gfortran.h: Revert changes from 2008-01-17.
 609         * match.c: Likewise.
 610         * symbol.c: Likewise.
 611         (gfc_undo_symbols): Undo namespace changes related to common blocks.
 612
 613 2008-01-24  Daniel Franke  <franke.daniel@gmail.com>
 614
 615         PR fortran/34202
 616         * data.c (formalize_structure_cons): Skip formalization on
 617         empty structures.
 618
 619 2008-01-24  Daniel Franke  <franke.daniel@gmail.com>
 620
 621         * gfortran.texi (OpenMP): Extended existing documentation.
 622         (contributors): Added major contributors of 2008 that were
 623         not listed yet.
 624         (proposed extensions): Removed implemented items.
 625
 626 2008-01-24  Paul Thomas  <pault@gcc.gnu.org>
 627
 628         PR fortran/34872
 629         * parse.c (next_statement) : If ST_GET_FCN_CHARACTERISTICS  is
 630         seen, check for a statement label and, if present, delete it
 631         and set the locus to the start of the statement.
 632
 633 2008-01-22  Paul Thomas  <pault@gcc.gnu.org>
 634
 635         PR fortran/34875
 636         * trans-io.c (gfc_trans_transfer): If the array reference in a
 637         read has a vector subscript, use gfc_conv_subref_array_arg to
 638         copy back the temporary.
 639
 640 2008-01-22  Tobias Burnus  <burnus@net-b.de>
 641
 642         PR fortran/34848
 643         * interface.c (compare_actual_formal): Fix adding type
 644         to missing_arg_type for absent optional arguments.
 645
 646 2008-01-22  Tobias Burnus  <burnus@net-b.de>
 647
 648         PR fortran/34907
 649         * parse.c (parse_spec): Change = into ==.
 650
 651 2008-01-22  Daniel Franke  <franke.daniel@gmail.com>
 652
 653         PR fortran/34915
 654         * expr.c (check_elemental): Fix check for valid data types.
 655
 656 2008-01-22  Tobias Burnus  <burnus@net-b.de>
 657
 658         PR fortran/34899
 659         * scanner.c (load_line): Support <tab><digit> continuation lines.
 660         * invoke.texi (-Wtabs): Document this.
 661
 662 2008-01-22  Paul Thomas  <pault@gcc.gnu.org>
 663
 664         PR fortran/34896
 665         * module.c (read_module): Set use_rename attribute.
 666
 667 2007-01-21  Tobias Burnus  <burnus@net-b.de>
 668
 669         PR fortran/34901
 670         * interface.c (compare_parameter): Improved error message
 671         for arguments of same type and mismatched kinds.
 672
 673 2008-01-20  Paul Thomas  <pault@gcc.gnu.org>
 674
 675         PR fortran/34861
 676         * resolve.c (resolve_entries): Do not do an array bounds check
 677         if the result symbols are the same.
 678
 679         PR fortran/34854
 680         * module.c (read_module) : Hide the symtree of the previous
 681         version of the symbol if this symbol is renamed.
 682
 683 2008-01-20  Paul Thomas  <pault@gcc.gnu.org>
 684
 685         PR fortran/34784
 686         * array.c (gfc_check_constructor_type): Clear the expression ts
 687         so that the checking starts from the deepest level of array
 688         constructor.
 689         * primary.c (match_varspec): If an unknown type is changed to
 690         default character and the attempt to match a substring fails,
 691         change it back to unknown.
 692
 693         PR fortran/34785
 694         * trans-array.c (gfc_add_loop_ss_code) : If ss->string_length is
 695         NULL for an array constructor, use the cl.length expression to
 696         build it.
 697         (gfc_conv_array_parameter): Change call to gfc_evaluate_now to
 698         a tree assignment.
 699
 700 2008-01-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
 701
 702         PR fortran/34817
 703         PR fortran/34838
 704         * iresolve.c (gfc_resolve_all):  Remove conversion of mask
 705         argument to kind=1 by removing call to resolve_mask_arg().
 706         (gfc_resolve_any):  Likewise.
 707
 708 2008-01-19  Tobias Burnus  <burnus@net-b.de>
 709
 710         PR fortran/34760
 711         * primary.c (match_variable): Handle FL_UNKNOWN without
 712         uneducated guessing.
 713         (match_variable): Improve error message.
 714
 715 2008-01-18  Tobias Burnus  <burnus@net-b.de>
 716
 717         PR fortran/32616
 718         * interface.c (get_expr_storage_size): Return storage size
 719         for array element designators.
 720         (compare_actual_formal): Reject unequal string sizes for
 721         assumed-shape dummy arguments. And fix error message for
 722         array-sections with vector subscripts.
 723
 724 2008-01-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 725
 726         PR fortran/34556
 727         * simplify.c (is_constant_array_expr): New static function that returns
 728         true if the given expression is an array and is constant.
 729         (gfc_simplify_reshape): Use new function.
 730
 731 2008-01-17  H.J. Lu  <hongjiu.lu@intel.com>
 732
 733         PR fortran/33375
 734         * symbol.c (free_common_tree): Renamed to ...
 735         (gfc_free_common_tree): This.  Remove static.
 736         (gfc_free_namespace): Updated.
 737
 738         * gfortran.h (gfc_free_common_tree): New.
 739
 740         * match.c (gfc_match_common): Call gfc_free_common_tree () with
 741         gfc_current_ns->common_root and set gfc_current_ns->common_root
 742         to NULL on syntax error.
 743
 744 2008-01-18  Richard Sandiford  <rsandifo@nildram.co.uk>
 745
 746         PR fortran/34686
 747         * trans-expr.c (gfc_conv_function_call): Use proper
 748         type for returned character pointers.
 749
 750 2008-01-17  Paul Thomas  <pault@gcc.gnu.org>
 751
 752         PR fortran/34429
 753         PR fortran/34431
 754         PR fortran/34471
 755         * decl.c : Remove gfc_function_kind_locus and
 756         gfc_function_type_locus. Add gfc_matching_function.
 757         (match_char_length): If matching a function and the length
 758         does not match, return MATCH_YES and try again later.
 759         (gfc_match_kind_spec): The same.
 760         (match_char_kind): The same.
 761         (gfc_match_type_spec): The same for numeric and derived types.
 762         (match_prefix): Rename as gfc_match_prefix.
 763         (gfc_match_function_decl): Except for function valued character
 764         lengths, defer applying kind, type and charlen info until the
 765         end of specification block.
 766         gfortran.h (gfc_statement): Add ST_GET_FCN_CHARACTERISTICS.
 767         parse.c (decode_specification_statement): New function.
 768         (decode_statement): Call it when a function has kind = -1. Set
 769         and reset gfc_matching function, as function statement is being
 770         matched.
 771         (match_deferred_characteristics): Simplify with a single call
 772         to gfc_match_prefix. Do appropriate error handling. In any
 773         case, make sure that kind = -1 is reset or corrected.
 774         (parse_spec): Call above on seeing ST_GET_FCN_CHARACTERISTICS.
 775         Throw an error if kind = -1 after last specification statement.
 776         parse.h : Prototype for gfc_match_prefix.
 777
 778 2008-01-16  Tobias Burnus  <burnus@net-b.de>
 779
 780         PR fortran/34796
 781         * interface.c (compare_parameter): Allow AS_DEFERRED array
 782         elements and reject attr.pointer array elemenents.
 783         (get_expr_storage_size): Return storage size of elements of
 784         assumed-shape and pointer arrays.
 785
 786 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
 787
 788         * f95-lang.c (gfc_init_builtin_functions): Initialize GOMP builtins
 789         for flag_tree_parallelize_loops.
 790
 791 2008-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>
 792
 793         PR libfortran/34671
 794         * iresolve.c (gfc_resolve_all):  Call resolve_mask_arg.
 795         (gfc_resolve_any):  Likewise.
 796         (gfc_resolve_count):  Likewise.  Don't append kind of
 797         argument to function name.
 798
 799 2008-01-13  Tobias Burnus  <burnus@net-b.de>
 800
 801         PR fortran/34665
 802         * resolve.c (resolve_actual_arglist): For expressions,
 803         also check for assume-sized arrays.
 804         * interface.c (compare_parameter): Move F2003 character checks
 805         here, print error messages here, reject elements of
 806         assumed-shape array as argument to dummy arrays.
 807         (compare_actual_formal): Update for the changes above.
 808
 809 2008-01-13  Tobias Burnus  <burnus@net-b.de>
 810
 811         PR fortran/34763
 812         * decl.c (contained_procedure): Only check directly preceeding state.
 813
 814 2008-01-13  Tobias Burnus  <burnus@net-b.de>
 815
 816         PR fortran/34759
 817         * check.c (gfc_check_shape): Accept array ranges of
 818         assumed-size arrays.
 819
 820 2008-01-12  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 821
 822         PR fortran/34432
 823         * match.c (gfc_match_name): Don't error if leading character is a '(',
 824         just return MATCH_NO.
 825
 826 2008-01-11  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 827
 828         PR fortran/34722
 829         * trans-io.c (create_dummy_iostat): Commit the symbol.
 830
 831 2008-01-11  Paul Thomas  <pault@gcc.gnu.org>
 832
 833         PR fortran/34537
 834         * simplify.c (gfc_simplify_transfer): Return NULL if the size
 835         of the element is unavailable and only assign character length
 836         to the result, if 'mold' is constant.
 837
 838 2008-01-10  Paul Thomas  <pault@gcc.gnu.org>
 839
 840         PR fortran/34396
 841         * trans-array.c (gfc_trans_array_ctor_element):  Use gfc_trans_string_copy
 842         to assign strings and perform bounds checks on the string length.
 843         (get_array_ctor_strlen): Remove bounds checking.
 844         (gfc_trans_array_constructor): Initialize string length checking.
 845         * trans-array.h : Add prototype for gfc_trans_string_copy.
 846
 847 2008-01-08  Richard Guenther  <rguenther@suse.de>
 848
 849         PR fortran/34706
 850         PR tree-optimization/34683
 851         * trans-types.c (gfc_get_array_type_bounds): Use an array type
 852         with known size for accesses if that is known.
 853
 854 2008-01-08  Paul Thomas  <pault@gcc.gnu.org>
 855
 856         PR fortran/34476
 857         * expr.c (find_array_element): Check that the array bounds are
 858         constant before using them.  Use lower, as well as upper bound.
 859         (check_restricted): Allow implied index variable.
 860
 861 2008-01-08  Paul Thomas  <pault@gcc.gnu.org>
 862
 863         PR fortran/34681
 864         * trans_array.c (gfc_trans_deferred_array): Do not null the
 865         data pointer on entering scope, nor deallocate it on leaving
 866         scope, if the symbol has the 'save' attribute.
 867
 868         PR fortran/34704
 869         * trans_decl.c (gfc_finish_var_decl): Derived types with
 870         allocatable components and an initializer must be TREE_STATIC.
 871
 872 2008-01-07  Paul Thomas  <pault@gcc.gnu.org>
 873
 874         PR fortran/34672
 875         * module.c (write_generic): Rewrite completely.
 876         (write_module): Change call to write_generic.
 877
 878 2008-01-06  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 879
 880         PR fortran/34659
 881         * scanner.c (load_line): Do not count ' ' as printable when checking for
 882         continuations.
 883
 884 2008-01-06  Paul Thomas  <pault@gcc.gnu.org>
 885
 886         PR fortran/34545
 887         * module.c (load_needed): If the namespace has no proc_name
 888         give it the module symbol.
 889
 890 2008-01-06  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 891
 892         PR fortran/34387
 893         * trans-expr.c (gfc_conv_missing_dummy): Use a temporary to type convert
 894         the dummy variable expression, test for NULL, and pass the variable
 895         address to the called function.
 896
 897 2007-01-06  Tobias Burnus  <burnus@net-b.de>
 898
 899         PR fortran/34658
 900         * match.c (gfc_match_common): Remove blank common in
 901         DATA BLOCK warning.
 902         * resolve.c (resolve_common_vars): New function.
 903         (resolve_common_blocks): Move checks to resolve_common_vars
 904         and invoke that function.
 905         (resolve_types): Call resolve_common_vars for blank commons.
 906
 907 2008-01-06  Tobias Burnus  <burnus@net-b.de>
 908
 909         PR fortran/34655
 910         * resolve.c (resolve_equivalence_derived): Reject derived types with
 911         default initialization if equivalenced with COMMON variable.
 912
 913 2008-01-06  Tobias Burnus  <burnus@net-b.de>
 914
 915         PR fortran/34654
 916         * io.c (check_io_constraints): Disallow unformatted I/O for
 917         internal units.
 918
 919 2008-01-06  Tobias Burnus  <burnus@net-b.de>
 920
 921         PR fortran/34660
 922         * resolve.c (resolve_formal_arglist): Reject dummy procedure in
 923         ELEMENTAL functions.
 924
 925 2008-01-06  Tobias Burnus  <burnus@net-b.de>
 926
 927         PR fortran/34662
 928         * interface.c (compare_actual_formal): Reject parameter
 929         actual to intent(out) dummy.
 930
 931 2008-01-04  Tobias Burnus  <burnus@net-b.de>
 932
 933         PR fortran/34557
 934         * primary.c (match_varspec): Gobble whitespace before
 935         checking for '('.