gcc/fortran/ChangeLog

   1 2008-05-28  Janus Weil  <janus@gcc.gnu.org>
   2
   3         PR fortran/36325
   4         PR fortran/35830
   5         * interface.c (gfc_procedure_use): Enable argument checking for
   6         external procedures with explicit interface.
   7         * symbol.c (check_conflict): Fix conflict checking for externals.
   8         (copy_formal_args): Fix handling of arrays.
   9         * resolve.c (resolve_specific_f0, resolve_specific_s0): Fix handling
  10         of intrinsics.
  11         * parse.c (parse_interface): Non-abstract INTERFACE statement implies
  12         EXTERNAL attribute.
  13
  14 2008-05-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  15
  16         PR fortran/36319
  17         * intrinsic.c (gfc_convert_chartype): Don't mark conversion
  18         function as pure.
  19         * trans-array.c (gfc_trans_array_ctor_element): Divide element
  20         size by the size of one character to obtain length.
  21         * iresolve.c (gfc_resolve_cshift): Call the _char4 variant when
  22         appropriate.
  23         (gfc_resolve_eoshift): Likewise.
  24         * trans-intrinsic.c (gfc_conv_intrinsic_ctime): Minor beautification.
  25         (gfc_conv_intrinsic_fdate): Minor beautification.
  26         (gfc_conv_intrinsic_ttynam): Minor beautification.
  27         (gfc_conv_intrinsic_minmax_char): Allow all character kinds.
  28         (size_of_string_in_bytes): New function.
  29         (gfc_conv_intrinsic_size): Call size_of_string_in_bytes for
  30         character expressions.
  31         (gfc_conv_intrinsic_sizeof): Likewise.
  32         (gfc_conv_intrinsic_array_transfer): Likewise.
  33         (gfc_conv_intrinsic_trim): Allow all character kinds. Minor
  34         beautification.
  35         (gfc_conv_intrinsic_repeat): Fix comment typo.
  36         * simplify.c (gfc_convert_char_constant): Take care of conversion
  37         of array constructors.
  38
  39 2008-05-27  Tobias Burnus  <burnus@net-b.de>
  40
  41         PR fortran/36316
  42         * trans-array.c (gfc_set_loop_bounds_from_array_spec):
  43         Add missing fold_convert.
  44
  45 2008-05-26  Daniel Franke  <franke.daniel@gmail.com>
  46
  47         * fortran/cpp.c (cpp_define_builtins): Remove usage of TARGET_* macros,
  48         added FIXME instead.
  49
  50 2008-05-26  Daniel Franke  <franke.daniel@gmail.com>
  51
  52         PR fortran/18428
  53         * lang.opt (A, C, CC, D, E, H, P, U, cpp, d, fworking-directory,
  54         imultilib, iprefix, iquote, isysroot, isystem, nocpp, nostdinc,
  55         o, undef, v): New options.
  56         * options.c (gfc_init_options): Also initialize preprocessor
  57         options.
  58         (gfc_post_options): Also handle post-initialization of preprocessor
  59         options.
  60         (gfc_handle_option): Check if option is a preprocessor option.
  61         If yes, let gfc_cpp_handle_option() handle the option.
  62         * lang-specs.h: Reorganized to handle new options.
  63         * scanner.c (gfc_new_file): Read temporary file instead of
  64         input source if preprocessing is enabled.
  65         * f95-lang.c (gfc_init): Initialize preprocessor.
  66         (gfc_finish): Clean up preprocessor.
  67         * cpp.c: New.
  68         * cpp.h: New.
  69         * Make-lang.in: Added new objects and dependencies.
  70         * gfortran.texi: Updated section "Preprocessing and
  71         conditional compilation".
  72         * invoke.texi: Added new section "Preprocessing Options",
  73         listed and documented the preprocessing options handled
  74         by gfortran.
  75
  76 2008-05-25  Tobias Burnus  <burnus@net-b.de>
  77
  78         PR fortran/32600
  79         * trans-expr.c (gfc_conv_function_call): Remove library
  80         call for c_f_pointer with scalar Fortran pointers and for
  81         c_f_procpointer.
  82
  83 2008-05-21  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  84
  85         PR fortran/36257
  86         * iresolve.c (check_charlen_present): Don't force the rank to 1.
  87
  88 2008-05-19  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  89
  90         PR fortran/36265
  91         * trans-expr.c (gfc_conv_string_tmp): Pick the correct type for
  92         the temporary variable.
  93
  94 2008-05-19  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  95
  96         * simplify.c (gfc_simplify_dble, gfc_simplify_real): Initialize
  97         result variable to avoid warnings.
  98
  99 2008-05-18  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 100
 101         * intrinsic.c (char_conversions, ncharconv): New static variables.
 102         (find_char_conv): New function.
 103         (add_functions): Add simplification functions for ADJUSTL and
 104         ADJUSTR. Don't check the kind of their argument. Add checking for
 105         LGE, LLE, LGT and LLT.
 106         (add_subroutines): Fix argument type for SLEEP. Fix argument name
 107         for SYSTEM.
 108         (add_char_conversions): New function.
 109         (gfc_intrinsic_init_1): Call add_char_conversions.
 110         (gfc_intrinsic_done_1): Free char_conversions.
 111         (check_arglist): Use kind == 0 as a signal that we don't want
 112         the kind value to be checked.
 113         (do_simplify): Also simplify character functions.
 114         (gfc_convert_chartype): New function
 115         * trans-array.c (gfc_trans_array_ctor_element): Don't force the
 116         use of default character type.
 117         (gfc_trans_array_constructor_value): Likewise.
 118         (get_array_ctor_var_strlen): Use integer kind to build an integer
 119         instead of a character kind!
 120         (gfc_build_constant_array_constructor): Don't force the use of
 121         default character type.
 122         (gfc_conv_loop_setup): Likewise.
 123         * trans-expr.c (gfc_conv_string_tmp): Don't force the use of
 124         default character type. Allocate enough memory for wide strings.
 125         (gfc_conv_concat_op): Make sure operand kind are the same.
 126         (string_to_single_character): Remove gfc_ prefix. Reindent.
 127         Don't force the use of default character type.
 128         (gfc_conv_scalar_char_value): Likewise.
 129         (gfc_build_compare_string): Call string_to_single_character.
 130         (fill_with_spaces): New function
 131         (gfc_trans_string_copy): Add kind arguments. Use them to deal
 132         with wide character kinds.
 133         (gfc_conv_statement_function): Whitespace fix. Call
 134         gfc_trans_string_copy with new kind arguments.
 135         (gfc_conv_substring_expr): Call gfc_build_wide_string_const
 136         instead of using gfc_widechar_to_char.
 137         (gfc_conv_string_parameter): Don't force the use of default
 138         character type.
 139         (gfc_trans_scalar_assign): Pass kind args to gfc_trans_string_copy.
 140         * intrinsic.h (gfc_check_lge_lgt_lle_llt, gfc_convert_char_constant,
 141         gfc_resolve_adjustl, gfc_resolve_adjustr): New prototypes.
 142         * decl.c (gfc_set_constant_character_len): Don't assert the
 143         existence of a single character kind.
 144         * trans-array.h (gfc_trans_string_copy): New prototype.
 145         * gfortran.h (gfc_check_character_range, gfc_convert_chartype):
 146         New prototypes.
 147         * error.c (print_wide_char_into_buffer): New function lifting
 148         code from gfc_print_wide_char. Fix order to output '\x??' instead
 149         of 'x\??'.
 150         (gfc_print_wide_char): Call print_wide_char_into_buffer.
 151         (show_locus): Call print_wide_char_into_buffer with buffer local
 152         to this function.
 153         * trans-const.c (gfc_build_wide_string_const): New function.
 154         (gfc_conv_string_init): Deal with wide characters strings
 155         constructors.
 156         (gfc_conv_constant_to_tree): Call gfc_build_wide_string_const.
 157         * trans-stmt.c (gfc_trans_label_assign): Likewise.
 158         (gfc_trans_character_select): Deal with wide strings.
 159         * expr.c (gfc_check_assign): Allow conversion between character
 160         kinds on assignment.
 161         * trans-const.h (gfc_build_wide_string_const): New prototype.
 162         * trans-types.c (gfc_get_character_type_len_for_eltype,
 163         gfc_get_character_type_len): Create too variants of the old
 164         gfc_get_character_type_len, one getting kind argument and the
 165         other one directly taking a type tree.
 166         * trans.h (gfor_fndecl_select_string_char4,
 167         gfor_fndecl_convert_char1_to_char4,
 168         gfor_fndecl_convert_char4_to_char1): New prototypes.
 169         * trans-types.h (gfc_get_character_type_len_for_eltype): New
 170         prototype.
 171         * resolve.c (resolve_operator): Exit early when kind mismatches
 172         are detected, because that makes us issue an error message later.
 173         (validate_case_label_expr): Fix wording of error message.
 174         * iresolve.c (gfc_resolve_adjustl, gfc_resolve_adjustr): New
 175         functions.
 176         (gfc_resolve_pack): Call _char4 variants of library function
 177         when dealing with wide characters.
 178         (gfc_resolve_reshape): Likewise.
 179         (gfc_resolve_spread): Likewise.
 180         (gfc_resolve_transpose): Likewise.
 181         (gfc_resolve_unpack): Likewise.
 182         * target-memory.c (size_character): Take character kind bit size
 183         correctly into account (not that it changes anything for now, but
 184         it's more generic).
 185         (gfc_encode_character): Added gfc_ prefix. Encoding each
 186         character of a string by calling native_encode_expr for the
 187         corresponding unsigned integer.
 188         (gfc_target_encode_expr): Add gfc_ prefix to encode_character.
 189         * trans-decl.c (gfc_build_intrinsic_function_decls): Build
 190         gfor_fndecl_select_string_char4, gfor_fndecl_convert_char1_to_char4
 191         and gfor_fndecl_convert_char4_to_char1.
 192         * target-memory.h (gfc_encode_character): New prototype.
 193         * arith.c (gfc_check_character_range): New function.
 194         (eval_intrinsic): Allow non-default character kinds.
 195         * check.c (gfc_check_access_func): Only allow default
 196         character kind arguments.
 197         (gfc_check_chdir): Likewise.
 198         (gfc_check_chdir_sub): Likewise.
 199         (gfc_check_chmod): Likewise.
 200         (gfc_check_chmod_sub): Likewise.
 201         (gfc_check_lge_lgt_lle_llt): New function.
 202         (gfc_check_link): Likewise.
 203         (gfc_check_link_sub): Likewise.
 204         (gfc_check_symlnk): Likewise.
 205         (gfc_check_symlnk_sub): Likewise.
 206         (gfc_check_rename): Likewise.
 207         (gfc_check_rename_sub): Likewise.
 208         (gfc_check_fgetputc_sub): Likewise.
 209         (gfc_check_fgetput_sub): Likewise.
 210         (gfc_check_stat): Likewise.
 211         (gfc_check_stat_sub): Likewise.
 212         (gfc_check_date_and_time): Likewise.
 213         (gfc_check_ctime_sub): Likewise.
 214         (gfc_check_fdate_sub): Likewise.
 215         (gfc_check_gerror): Likewise.
 216         (gfc_check_getcwd_sub): Likewise.
 217         (gfc_check_getarg): Likewise.
 218         (gfc_check_getlog): Likewise.
 219         (gfc_check_hostnm): Likewise.
 220         (gfc_check_hostnm_sub): Likewise.
 221         (gfc_check_ttynam_sub): Likewise.
 222         (gfc_check_perror): Likewise.
 223         (gfc_check_unlink): Likewise.
 224         (gfc_check_unlink_sub): Likewise.
 225         (gfc_check_system_sub): Likewise.
 226         * primary.c (got_delim): Perform correct character range checking
 227         for all kinds.
 228         * trans-intrinsic.c (gfc_conv_intrinsic_conversion): Generate
 229         calls to library functions convert_char4_to_char1 and
 230         convert_char1_to_char4 for character conversions.
 231         (gfc_conv_intrinsic_char): Allow all character kings.
 232         (gfc_conv_intrinsic_strcmp): Fix whitespace.
 233         (gfc_conv_intrinsic_repeat): Take care of all character kinds.
 234         * intrinsic.texi: For all GNU intrinsics accepting character
 235         arguments, mention that they're restricted to the default kind.
 236         * simplify.c (simplify_achar_char): New function.
 237         (gfc_simplify_achar, gfc_simplify_char): Call simplify_achar_char.
 238         gfc_simplify_ichar): Don't error out for wide characters.
 239         (gfc_convert_char_constant): New function.
 240
 241 2008-05-18  Steven G. Kargl  <kargls@comcast.net>
 242
 243         PR fortran/36251
 244         * symbol.c (check_conflict): Issue errors for abuse of PUBLIC, PRIVATE,
 245         and BIND(C).
 246         * resolve.c (gfc_verify_binding_labels): Fix NULL pointer dereference.
 247
 248 2008-05-17  Tobias Burnus  <burnus@net-b.de>
 249
 250         * intrinsic.texi: Correct description of GET_COMMAND_ARGUMENT
 251         and GET_ENVIRONMENT_VARIABLE; fix keyword= name for GETENV,
 252         GETLOG, GMTIME, HOSTNM, IRAND, ITIME, KILL.
 253         Move LOG_GAMMA after LOG10.
 254
 255 2008-05-17  Tobias Burnus  <burnus@net-b.de>
 256
 257         * intrinsic.c (add_functions): Change FLUSH(C) to FLUSH(UNIT).
 258         * intrinsic.texi: Change INTEGER(*) to INTEGER; fix keyword= name for
 259         ABS, ADJUSTL, AINT, ALLOCATED, ANINT, ASSOCIATED, C_ASSOCIATED,
 260         CEILING, DBLE, DFLOAT, DOT_PRODUCT, DREAL, FLOAT, FLOOR, GET_COMMAND.
 261
 262 2008-05-16  Paul Thomas  <pault@gcc.gnu.org>
 263
 264         PR fortran/35756
 265         PR fortran/35759
 266         * trans-stmt.c (gfc_trans_where): Tighten up the dependency
 267         check for calling gfc_trans_where_3.
 268
 269         PR fortran/35743
 270         * trans-stmt.c (gfc_trans_where_2): Set the mask size to zero
 271         if it is calculated to be negative.
 272
 273         PR fortran/35745
 274         * trans-stmt.c (gfc_trans_where_3, gfc_trans_where_assign): Set
 275         ss->where for scalar right hand sides.
 276         * trans-array.c (gfc_add_loop_ss_code): If ss->where is set do
 277         not evaluate scalars outside the loop.  Clean up whitespace.
 278         * trans.h : Add a bitfield 'where' to gfc_ss.
 279
 280 2008-05-16  Tobias Burnus  <burnus@net-b.de>
 281
 282         * libgfortran.h: Increase GFC_MAX_DIMENSIONS to 15.
 283         * array.c (gfc_match_array_spec): Error with -std=f2003 if rank > 7.
 284
 285 2008-04-16  Daniel Kraft  <d@domob.eu>
 286
 287         PR fortran/27997
 288         * gfortran.h:  Added field "length_from_typespec" to gfc_charlength.
 289         * aray.c (gfc_match_array_constructor):  Added code to parse typespec.
 290         (check_element_type, check_constructor_type, gfc_check_constructor_type):
 291         Extended to support explicit typespec on constructor.
 292         (gfc_resolve_character_array_constructor):  Pad strings correctly for
 293         explicit, constant character length.
 294         * trans-array.c:  New static global variable "typespec_chararray_ctor"
 295         (gfc_trans_array_constructor):  New code to support explicit but dynamic
 296         character lengths.
 297
 298 2008-05-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 299
 300         PR fortran/34325
 301         * decl.c (match_attr_spec): Check for matching pairs of parenthesis.
 302         * expr.c (gfc_specification_expr): Supplement the error message with the
 303         type that was found.
 304         * resolve.c (gfc_resolve_index): Likewise.
 305         * match.c (gfc_match_parens): Clarify error message with "at or before".
 306         (gfc_match_do): Check for matching pairs of parenthesis.
 307
 308 2008-05-16  Tobias Burnus  <burnus@net-b.de
 309
 310         * intrinsic.texi: Write Fortran 77/90/95 instead of F77/90/95;
 311         add missing KIND argument to ACHAR and NINT; and state that
 312         the KIND argument is a F2003 extension for ACHAR, COUNT, IACHAR,
 313         ICHAR, INDEX, LBOUND, LEN, LEN_TRIM, SCAN, SIZE, UBOUND, VERIFY.
 314
 315 2008-05-16  Daniel Kraft  <d@domob.eu>
 316
 317         * primary.c:  New private structure "gfc_structure_ctor_component".
 318         (gfc_free_structure_ctor_component):  New helper function.
 319         (gfc_match_structure_constructor):  Extended largely to support named
 320         arguments and default initialization for structure constructors.
 321
 322 2008-05-15  Steven G. Kargl  <kargls@comcast.net>
 323
 324         * simplify.c (gfc_simplify_dble, gfc_simplify_float,
 325         simplify_bound, gfc_simplify_nearest, gfc_simplify_real): Plug
 326         possible memory leaks.
 327         (gfc_simplify_reshape): Plug possible memory leaks and dereferencing
 328         of NULL pointers.
 329
 330 2008-05-15  Steven G. Kargl  <kargls@comcast.net>
 331
 332         PR fortran/36239
 333         * simplify.c (gfc_simplify_int, gfc_simplify_intconv): Replaced hand
 334         rolled integer conversion with gfc_int2int, gfc_real2int, and
 335         gfc_complex2int.
 336         (gfc_simplify_intconv): Renamed to simplify_intconv.
 337
 338 2008-05-15  Steven G. Kargl,   <kargl@comcast.net>
 339         * gfortran.dg/and_or_xor.f90: New test
 340
 341         * fortran/simplify.c (gfc_simplify_and, gfc_simplify_or,
 342         gfc_simplify_xor): Don't range check logical results.
 343
 344 2008-05-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 345
 346         * trans-expr.c (gfc_conv_concat_op): Take care of nondefault
 347         character kinds.
 348         (gfc_build_compare_string): Add kind argument and use it.
 349         (gfc_conv_statement_function): Fix indentation.
 350         * gfortran.h (gfc_character_info): New structure.
 351         (gfc_character_kinds): New array.
 352         * trans-types.c (gfc_character_kinds, gfc_character_types,
 353         gfc_pcharacter_types): New array.
 354         (gfc_init_kinds): Fill character kinds array.
 355         (validate_character): Take care of nondefault character kinds.
 356         (gfc_build_uint_type): New function.
 357         (gfc_init_types): Take care of nondefault character kinds.
 358         (gfc_get_char_type, gfc_get_pchar_type): New functions.
 359         (gfc_get_character_type_len): Use gfc_get_char_type.
 360         * trans.h (gfc_build_compare_string): Adjust prototype.
 361         (gfor_fndecl_compare_string_char4, gfor_fndecl_concat_string_char4,
 362         gfor_fndecl_string_len_trim_char4, gfor_fndecl_string_index_char4,
 363         gfor_fndecl_string_scan_char4, gfor_fndecl_string_verify_char4,
 364         gfor_fndecl_string_trim_char4, gfor_fndecl_string_minmax_char4,
 365         gfor_fndecl_adjustl_char4, gfor_fndecl_adjustr_char4): New
 366         prototypes.
 367         * trans-types.h (gfc_get_char_type, gfc_get_pchar_type): New
 368         prototypes.
 369         * trans-decl.c (gfor_fndecl_compare_string_char4,
 370         gfor_fndecl_string_len_trim_char4, gfor_fndecl_string_index_char4,
 371         gfor_fndecl_string_scan_char4, gfor_fndecl_string_verify_char4,
 372         gfor_fndecl_string_trim_char4, gfor_fndecl_string_minmax_char4,
 373         gfor_fndecl_adjustl_char4, gfor_fndecl_adjustr_char4,
 374         gfor_fndecl_concat_string_char4): New function decls.
 375         (gfc_build_intrinsic_function_decls): Define new *_char4 function
 376         decls.
 377         * trans-intrinsic.c (gfc_conv_intrinsic_minmax_char,
 378         gfc_conv_intrinsic_len_trim, gfc_conv_intrinsic_ichar,
 379         gfc_conv_intrinsic_strcmp, gfc_conv_intrinsic_trim,
 380         gfc_conv_intrinsic_function): Deal with nondefault character kinds.
 381
 382 2008-05-15  Sa Liu  <saliu@de.ibm.com>
 383
 384         * iso-c-binding.def: Add standard parameter to macro NAMED_INTCST.
 385         All existing NAMED_INTCST definitions has standard GFC_STD_F2003,
 386         c_int128_t, c_int_least128_t and c_int_fast128_t are added as
 387         GNU extensions.
 388         * iso-fortran-evn.def: Add standard parameter GFC_STD_F2003
 389         to macro NAMED_INTCST.
 390         * symbol.c (std_for_isocbinding_symbol): New helper function to
 391         return the standard that supports this isocbinding symbol.
 392         (generate_isocbinding_symbol): Do not generate GNU extension symbols
 393         if std=f2003. Add new parameter to NAMED_INTCST.
 394         * module.c (use_iso_fortran_env_module): Add new parameter to
 395         NAMED_INTCST and new field standard to struct intmod_sym.
 396         * gfortran.h: Add new parameter to NAMED_INTCST.
 397         * trans-types.c (init_c_interop_kinds): Add new parameter to
 398         NAMED_INTCST.
 399         * intrinsic.texi: Documented new types C_INT128_T, C_INT_LEASE128_T
 400         and C_INT_FAST128_T.
 401
 402 2008-05-14  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 403
 404         PR fortran/36059
 405         * trans-decl.c (gfc_build_dummy_array_decl): Don't repack
 406         arrays that have the TARGET attribute.
 407
 408 2008-05-14  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 409
 410         PR fortran/36186
 411         * simplify.c (only_convert_cmplx_boz): New function.
 412         (gfc_simplify_cmplx, gfc_simplify_complex, gfc_simplify_dcmplx):
 413         Call only_convert_cmplx_boz.
 414
 415 2008-05-14  Paul Thomas  <pault@gcc.gnu.org>
 416
 417         PR fortran/36233
 418         * interface.c (compare_actual_formal): Do not check sizes if the
 419         actual is BT_PROCEDURE.
 420
 421 2008-05-14  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 422
 423         PR fortran/35682
 424         * trans-array.c (gfc_conv_ss_startstride): Any negative size is
 425         the same as zero size.
 426         (gfc_conv_loop_setup): Fix size calculation.
 427
 428 2008-05-14  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 429
 430         PR fortran/35685
 431         * trans-intrinsic.c (gfc_conv_intrinsic_bound): Correctly
 432         handle zero-size sections.
 433
 434 2008-05-14  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 435
 436         PR fortran/36215
 437         * scanner.c (preprocessor_line): Allocate enough memory for a
 438         wide string.
 439
 440 2008-05-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 441
 442         PR fortran/36176
 443         * target-memory.c (gfc_target_expr_size): Correctly treat
 444         substrings.
 445         (gfc_target_encode_expr): Likewise.
 446         (gfc_interpret_complex): Whitespace change.
 447
 448 2008-05-11  Thomas Koenig  <tkoenig@gcc.gnu.org>
 449
 450         PR fortran/35719
 451         * trans.c (gfc_call_malloc): If size equals zero, allocate one
 452         byte; don't return a null pointer.
 453
 454 2008-05-10  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 455
 456         PR fortran/36197
 457         * module.c (quote_string): Fix sprintf format.
 458
 459 2008-05-09  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 460
 461         PR fortran/36162
 462         * module.c (quote_string, unquote_string,
 463         mio_allocated_wide_string): New functions.
 464         (mio_expr): Call mio_allocated_wide_string where needed.
 465
 466 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
 467
 468          * trans-decl.c (gfc_get_extern_function_decl, build_function_decl):
 469          Rename DECL_IS_PURE to DECL_PURE_P.
 470
 471 2008-05-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 472
 473         * arith.c: (gfc_arith_concat, gfc_compare_string,
 474         gfc_compare_with_Cstring, hollerith2representation,
 475         gfc_hollerith2int, gfc_hollerith2real, gfc_hollerith2complex,
 476         gfc_hollerith2character, gfc_hollerith2logical): Use wide
 477         characters for character constants.
 478         * data.c (create_character_intializer): Likewise.
 479         * decl.c (gfc_set_constant_character_len): Likewise.
 480         * dump-parse-tree.c (show_char_const): Correctly dump wide
 481         character strings.
 482         error.c (print_wide_char): Rename into gfc_print_wide_char.
 483         (show_locus): Adapt to new prototype of gfc_print_wide_char.
 484         expr.c (free_expr0): Representation is now disjunct from
 485         character string value, so we always free it.
 486         (gfc_copy_expr, find_substring_ref, gfc_simplify_expr): Adapt
 487         to wide character strings.
 488         * gfortran.h (gfc_expr): Make value.character.string a wide string.
 489         (gfc_wide_toupper, gfc_wide_strncasecmp, gfc_wide_memset,
 490         gfc_widechar_to_char, gfc_char_to_widechar): New prototypes.
 491         (gfc_get_wide_string): New macro.
 492         (gfc_print_wide_char): New prototype.
 493         * io.c (format_string): Make a wide string.
 494         (next_char, gfc_match_format, compare_to_allowed_values,
 495         gfc_match_open): Deal with wide strings.
 496         * module.c (mio_expr): Convert between wide strings and ASCII ones.
 497         * primary.c (match_hollerith_constant, match_charkind_name):
 498         Handle wide strings.
 499         * resolve.c (build_default_init_expr): Likewise.
 500         * scanner.c (gfc_wide_toupper, gfc_wide_memset,
 501         gfc_char_to_widechar): New functions.
 502         (wide_strchr, gfc_widechar_to_char, gfc_wide_strncasecmp):
 503         Changes in prototypes.
 504         (gfc_define_undef_line, load_line, preprocessor_line,
 505         include_line, load_file, gfc_read_orig_filename): Handle wide
 506         strings.
 507         * simplify.c (gfc_simplify_achar, gfc_simplify_adjustl,
 508         gfc_simplify_adjustr, gfc_simplify_char, gfc_simplify_iachar,
 509         gfc_simplify_ichar, simplify_min_max, gfc_simplify_new_line,
 510         gfc_simplify_repeat): Handle wide strings.
 511         (wide_strspn, wide_strcspn): New helper functions.
 512         (gfc_simplify_scan, gfc_simplify_trim, gfc_simplify_verify):
 513         Handle wide strings.
 514         * symbol.c (generate_isocbinding_symbol): Likewise.
 515         * target-memory.c (size_character, gfc_target_expr_size,
 516         encode_character, gfc_target_encode_expr, gfc_interpret_character,
 517         gfc_target_interpret_expr): Handle wide strings.
 518         * trans-const.c (gfc_conv_string_init): Lower wide strings to
 519         narrow ones.
 520         (gfc_conv_constant_to_tree): Likewise.
 521         * trans-expr.c (gfc_conv_substring_expr): Handle wide strings.
 522         * trans-io.c (gfc_new_nml_name_expr): Likewise.
 523         * trans-stmt.c (gfc_trans_label_assign): Likewise.
 524
 525 2008-05-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 526
 527         * simplify.c (gfc_simplify_bessel_j0,gfc_simplify_bessel_j1,
 528         gfc_simplify_bessel_jn,gfc_simplify_bessel_y0,
 529         gfc_simplify_bessel_y1,gfc_simplify_bessel_yn): Mark arguments
 530         with ATTRIBUTE_UNUSED.
 531
 532 2008-05-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 533
 534         * check.c (gfc_check_sizeof): Switch to ATTRIBUTE_UNUSED.
 535         * simplify.c (gfc_simplify_lgamma): Likewise.
 536
 537 2008-05-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 538
 539         * openmp.c (gfc_match_omp_eos): Use gfc_next_ascii_char and
 540         gfc_peek_ascii_char.
 541         * decl.c (gfc_match_kind_spec, gfc_match_type_spec,
 542         gfc_match_implicit_none, match_implicit_range, gfc_match_implicit,
 543         match_string_p, match_attr_spec, gfc_match_suffix,
 544         match_procedure_decl, gfc_match_entry, gfc_match_subroutine):
 545         Likewise.
 546         * gfortran.h (gfc_char_t): New type.
 547         (gfc_linebuf): Make line member a gfc_char_t.
 548         (locus): Make nextc member a gfc_char_t.
 549         (gfc_wide_is_printable, gfc_wide_is_digit, gfc_wide_fits_in_byte,
 550         gfc_wide_tolower, gfc_wide_strlen, gfc_next_ascii_char,
 551         gfc_peek_ascii_char, gfc_check_digit): New prototypes.
 552         * error.c (print_wide_char): New function.
 553         (show_locus): Use print_wide_char and gfc_wide_strlen.
 554         * io.c (next_char): Use gfc_char_t type.
 555         (match_io): Use gfc_peek_ascii_char and gfc_next_ascii_char.
 556         * match.c (gfc_match_parens, gfc_match_eos,
 557         gfc_match_small_literal_int, gfc_match_name, gfc_match_name_C,
 558         gfc_match_intrinsic_op, gfc_match_char,  gfc_match_return,
 559         gfc_match_common): Likewise.
 560         * match.h (gfc_match_special_char): Change prototype.
 561         * parse.c (decode_specification_statement, decode_statement,
 562         decode_omp_directive, next_free, next_fixed): Use
 563         gfc_peek_ascii_char and gfc_next_ascii_char.
 564         * primary.c (gfc_check_digit): Change name.
 565         (match_digits, match_hollerith_constant, match_boz_constant,
 566         match_real_constant, next_string_char, match_charkind_name,
 567         match_string_constant, match_logical_constant_string,
 568         match_complex_constant, match_actual_arg, match_varspec,
 569         gfc_match_rvalue, match_variable): Use gfc_peek_ascii_char and
 570         gfc_next_ascii_char.
 571         * scanner.c (gfc_wide_fits_in_byte, wide_is_ascii,
 572         gfc_wide_is_printable, gfc_wide_tolower, gfc_wide_is_digit,
 573         gfc_wide_is_digit, wide_atoi, gfc_wide_strlen, wide_strcpy,
 574         wide_strchr, widechar_to_char, wide_strncmp, wide_strncasecmp,
 575         gfc_next_ascii_char, gfc_peek_ascii_char):
 576         New functions.
 577         (next_char, gfc_define_undef_line, skip_free_comments,
 578         gfc_next_char_literal, gfc_next_char, gfc_peek_char,
 579         gfc_error_recovery, load_line, preprocessor_line, include_line,
 580         load_file, gfc_read_orig_filename): Use gfc_char_t for source
 581         characters and the {gfc_,}wide_* functions to manipulate wide
 582         strings.
 583
 584 2008-05-06  Tobias Burnus  <burnus@net-b.de>
 585
 586         PR fortran/36117
 587         * intrinsic.c (add_functions): Call gfc_simplify_bessel_*.
 588         * intrinsic.h: Add prototypes for gfc_simplify_bessel_*.
 589         * simplify.c (gfc_simplify_bessel_j0,gfc_simplify_bessel_j1,
 590         gfc_simplify_bessel_jn,gfc_simplify_bessel_y0,
 591         gfc_simplify_bessel_y1,gfc_simplify_bessel_yn): New.
 592
 593 2008-05-03  Janus Weil  <jaydub66@gmail.com>
 594
 595         * misc.c (gfc_clear_ts): Set interface to NULL.
 596
 597 2008-05-03  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 598
 599         PR fortran/33268
 600         * gfortran.h: Add extra_comma pointer to gfc_dt structure. Add iokind to
 601         gfc_expr value union. Add io_kind enum to here from io.c.
 602         * io.c (gfc_free_dt): Free extra_comma.
 603         (gfc_resolve_dt): If an extra comma was encountered and io_unit is type
 604         BT_CHARACTER, resolve to format_expr and set default unit.  Error if
 605         io_kind is M_WRITE. (match_io):  Match the extra comma and set new
 606         pointer, extra_comma.
 607
 608 2008-05-01  Bud Davis  <bdavis9659@sbcglobal.net>
 609
 610         PR35940/Fortran
 611         * simplify.c (gfc_simplify_index): Check for direction argument
 612         being a constant.
 613
 614 2008-05-01  Janus Weil  <jaydub66@gmail.com>
 615
 616         * gfortran.h (struct gfc_symbol): Moving "interface" member to
 617         gfc_typespec (plus fixing a small docu error).
 618         * interface.c (gfc_procedure_use): Ditto.
 619         * decl.c (match_procedure_decl): Ditto.
 620         * resolve.c (resolve_specific_f0,
 621         resolve_specific_f0, resolve_symbol): Ditto.
 622
 623 2008-04-30  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 624
 625         * intrinsic.c (add_functions): Add SELECTED_CHAR_KIND intrinsic.
 626         * intrinsic.h (gfc_check_selected_char_kind,
 627         gfc_simplify_selected_char_kind): New prototypes.
 628         * gfortran.h (gfc_isym_id): Add GFC_ISYM_SC_KIND.
 629         * trans.h (gfor_fndecl_sc_kind): New function decl.
 630         * trans-decl.c (gfor_fndecl_sc_kind): Build new decl.
 631         * arith.c (gfc_compare_with_Cstring): New function.
 632         * arith.h (gfc_compare_with_Cstring): New prototype.
 633         * check.c (gfc_check_selected_char_kind): New function.
 634         * primary.c (match_string_constant, match_kind_param): Mark
 635         symbols used as literal constant kind param as referenced.
 636         * trans-intrinsic.c (gfc_conv_intrinsic_sc_kind): New function.
 637         (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_sc_kind.
 638         * intrinsic.texi (SELECTED_CHAR_KIND): Document new intrinsic.
 639         * simplify.c (gfc_simplify_selected_char_kind): New function.
 640
 641 2008-04-28  Paul Thomas  <pault@gcc.gnu.org>
 642
 643         PR fortran/35997
 644         * module.c (find_symbol): Do not return a result for a symbol
 645         that has been renamed in another module.
 646
 647 2008-04-26  George Helffrich <george@gcc.gnu.org>
 648
 649         PR fortran/35892
 650         PR fortran/35154
 651         * trans-common.c (create_common):  Add decl to function
 652         chain (if inside one) to preserve identifier scope in debug output.
 653
 654 2008-04-25  Jan Hubicka  <jh@suse.cz>
 655
 656         * trans-decl.c (trans_function_start): Update.
 657
 658 2008-04-25  Tobias Burnus  <burnus@net-b.de>
 659             Daniel Franke <franke.daniel@gmail.com>
 660
 661         PR fortran/35156
 662         * gfortranspec.c (lang_specific_driver): Deprecate
 663         -M option; fix ICE when "-M" is last argument and
 664         make "-M<dir>" work.
 665         * options.c (gfc_handle_module_path_options):
 666         Use -J instead of -M in error messages.
 667         * invoke.texi: Mark -M as depecated.
 668
 669 2008-04-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 670             Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 671
 672         PR fortran/35994
 673         * trans-instrinsic.c (gfc_conv_intrinsic_minmaxloc): Correctly adjust
 674         loop counter offset.
 675
 676 2008-04-23  Paolo Bonzini  <bonzini@gnu.org>
 677
 678         * trans-expr.c (gfc_conv_structure): Don't set TREE_INVARIANT.
 679         * trans-array.c (gfc_build_null_descriptor): Don't set TREE_INVARIANT.
 680         (gfc_trans_array_constructor_value): Don't set TREE_INVARIANT.
 681         (gfc_build_constant_array_constructor): Don't set TREE_INVARIANT.
 682         (gfc_conv_array_initializer): Don't set TREE_INVARIANT.
 683         * trans-common.c (get_init_field): Don't set TREE_INVARIANT.
 684         (create_common): Don't set TREE_INVARIANT.
 685         * trans-stmt.c (gfc_trans_character_select): Don't set TREE_INVARIANT.
 686         * trans-decl.c (gfc_generate_function_code): Don't set TREE_INVARIANT.
 687
 688 2008-04-21  Steve Ellcey  <sje@cup.hp.com>
 689
 690         * f95-lang.c (gfc_init_decl_processing): use ptr_mode instead of Pmode.
 691
 692 2008-04-21  Daniel Franke  <franke.daniel@gmail.com>
 693
 694         PR fortran/35019
 695         * gfortranspec.c (lookup_option): Properly handle separated arguments
 696         in -J option, print missing argument message when necessary.
 697
 698 2008-04-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 699
 700         PR fortran/35882
 701         * scanner.c (skip_fixed_comments): Update continue_line when comment is
 702         detected. (gfc_next_char_literal): Likewise.
 703
 704 2008-04-19  Paul Thomas  <pault@gcc.gnu.org>
 705
 706         PR fortran/35944
 707         PR fortran/35946
 708         PR fortran/35947
 709         * trans_array.c (gfc_trans_array_constructor): Temporarily
 710         realign loop, if loop->from is not zero, before creating
 711         the temporary array and provide an offset.
 712
 713         PR fortran/35959
 714         * trans-decl.c (gfc_init_default_dt): Add gfc_ prefix to name
 715         and allow for NULL body.  Change all references from
 716         init_default_dt to gfc_init_default_dt.
 717         * trans.h : Add prototype for gfc_init_default_dt.
 718         * trans-array.c (gfc_trans_deferred_vars): After nullification
 719         call gfc_init_default_dt for derived types with allocatable
 720         components.
 721
 722 2008-04-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 723
 724         PR fortran/35892
 725         * trans-common.c (create_common): Revert patch causing regression.
 726
 727 2008-04-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 728
 729         PR fortran/35724
 730         * iresolve.c (gfc_resolve_eoshift): Check for NULL symtree in test for
 731         optional argument attribute.
 732
 733 2008-04-16  Paul Thomas  <pault@gcc.gnu.org>
 734
 735         PR fortran/35932
 736         * trans-intrinsic.c (gfc_conv_intrinsic_char): Even though KIND
 737         is not used, the argument must be converted.
 738
 739 2008-04-16  Jakub Jelinek  <jakub@redhat.com>
 740
 741         PR target/35662
 742         * f95-lang.c (gfc_init_builtin_functions): Make sure
 743         BUILT_IN_SINCOS{,F,L} types aren't varargs.
 744
 745 2008-04-15  Paul Thomas  <pault@gcc.gnu.org>
 746
 747         PR fortran/35864
 748         * expr.c (scalarize_intrinsic_call): Reorder identification of
 749         array argument so that if one is not found a segfault does not
 750         occur.  Return FAILURE if all scalar arguments.
 751
 752 2008-04-13  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 753             Tobias Burnus  <burnus@net-b.de>
 754
 755         PR fortran/35882
 756         * options.c (gfc_init_options): Set the default maximum continuation
 757         lines to 255 for both free and fixed form source for warnings.
 758         (gfc_handle_option): Set -std=f95 fixed form max continuations to 19 and
 759         the -std=f95 free form max continuations to 39 for warnings.
 760         * scanner.c (gfc_next_char_literal): Adjust the current_line number only
 761         if it is less than the current locus.
 762
 763 2008-04-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 764
 765         PR fortran/25829 28655
 766         * io.c (io_tag): Add new tags for decimal, encoding, asynchronous,
 767         round, sign, and id. (match_open_element): Match new tags.
 768         (gfc_resolve_open): Resolve new tags. (gfc_match_open): Enable encoding
 769         for DEFAULT only. Update error messages. (match_dt_element): Fix match
 770         tag for asynchronous. Update error messages. (gfc_free_inquire): Free
 771         new expressions. (match_inquire_element): Match new tags.
 772         (gfc_match_inquire): Add constraint for ID and PENDING.
 773         (gfc_resolve_inquire): Resolve new tags.
 774         * trans-io.c (gfc_trans_inquire): Clean up whitespace and fix setting of
 775         mask for ID parameter.
 776         * ioparm.def: Fix order of parameters for pending, round, and sign.
 777         NOTE: These must line up with the definitions in libgfortran/io/io.h. or
 778         things don't work.
 779
 780 2008-04-06  Paul Thomas  <pault@gcc.gnu.org>
 781
 782         PR fortran/35780
 783         * expr.c (scalarize_intrinsic_call): Identify which argument is
 784         an array and use that as the template.
 785         (check_init_expr): Remove tests that first argument is an array
 786         in the call to scalarize_intrinsic_call.
 787
 788 2008-04-06  Tobias Schlüter  <tobi@gcc.gnu.org>
 789
 790         PR fortran/35832
 791         * io.c (io_tag): Add field 'value'.  Split 'spec' field in
 792         existing io_tags.
 793         (match_etag, match_vtag, match_ltag): Split parsing in two steps
 794         to give better error messages.
 795
 796 2008-04-06  Tobias Burnus  <burnus@net-b.de>
 797
 798         * io.c (check_io_constraints): Add constrains. ID= requires
 799         asynchronous= and asynchronous= must be init expression.
 800
 801 2008-04-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 802
 803         * f95-lang.c: Set LANG_HOOKS_NAME to "GNU Fortran".
 804
 805 2008-04-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 806
 807         * dump-parse-tree.c: Use fprintf, fputs and fputc instead of
 808         gfc_status and gfc_status_char. Remove gfc_ prefix of the gfc_show_*
 809         functions and make them static. Add new gfc_dump_parse_tree
 810         function.
 811         * gfortran.h (gfc_option_t): Rename verbose into dump_parse_tree.
 812         (gfc_status, gfc_status_char): Delete prototypes.
 813         * error.c (gfc_status, gfc_status_char): Remove functions.
 814         * scanner.c (gfc_new_file): Use printf instead of gfc_status.
 815         * options.c (gfc_init_options): Rename verbose into dump_parse_tree.
 816         (gfc_handle_module_path_options): Use gfc_fatal_error instead of
 817         gfc_status and exit.
 818         (gfc_handle_option): Rename verbose into dump_parse_tree.
 819         * parse.c (gfc_parse_file): Use gfc_dump_parse_tree.
 820
 821 2008-04-05  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 822             Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 823
 824         PR fortran/25829 28655
 825         * dump-parse-tree.c (gfc_show_code_node): Show new I/O parameters.
 826         * gfortran.h (gfc_statement): Add ST_WAIT enumerator.
 827         (gfc_open): Add pointers for decimal, encoding, round, sign,
 828         asynchronous. (gfc_inquire): Add pointers for asynchronous, decimal,
 829         encoding, pending, round, sign, size, id.
 830         (gfc_wait): New typedef struct. (gfc_dt): Add pointers for id, pos,
 831         asynchronous, blank, decimal, delim, pad, round, sign.
 832         (gfc_exec_op): Add EXEC_WAIT enumerator. (gfc_code): Add pointer for
 833         wait. (gfc_free_wait), (gfc_resolve_wait): New function prototypes.
 834         * trans-stmt.h (gfc_trans_wait): New function prototype.
 835         * trans.c (gfc_trans_code): Add case for EXEC_WAIT.
 836         * io.c (io_tag): Add new tags for DECIMAL, ENCODING, ROUND, SIGN,
 837         ASYCHRONOUS, ID. (match_open_element): Add matchers for new tags.
 838         (gfc_free_open): Free new pointers. (gfc_resolve_open): Resolve new
 839         tags. (gfc_resolve_open): Remove comment around check for allowed
 840         values and ASYNCHRONOUS, update it.  Likewise for DECIMAL, ENCODING,
 841         ROUND, and SIGN. (match_dt_element): Add matching for new tags.
 842         (gfc_free_wait): New function. (gfc_resolve_wait): New function.
 843         (match_wait_element): New function. (gfc_match_wait): New function.
 844         * resolve.c (gfc_resolve_blocks): Add case for EXEC_WAIT.
 845         (resolve_code): Add case for EXEC_WAIT.
 846         * st.c (gfc_free_statement): Add case for EXEC_WAIT.
 847         * trans-io.c (ioparam_type): Add IOPARM_ptype_wait. (gfc_st_parameter):
 848         Add "wait" entry. (iocall): Add IOCALL_WAIT enumerator.
 849         (gfc_build_io_library_fndecls): Add function declaration for st_wait.
 850         (gfc_trans_open): Add mask bits for new I/O tags.
 851         (gfc_trans_inquire): Add mask bits for new I/O tags.
 852         (gfc_trans_wait): New translation function.
 853         (build_dt): Add mask bits for new I/O tags.
 854         * match.c (gfc_match_if) Add matcher for "wait".
 855         * match.h (gfc_match_wait): Prototype for new function.
 856         * ioparm.def: Add new I/O parameter definitions.
 857         * parse.c (decode_statement): Add match for "wait" statement.
 858         (next_statement): Add case for ST_WAIT. (gfc_ascii_statement): Same.
 859
 860 2008-04-03  Jakub Jelinek  <jakub@redhat.com>
 861
 862         PR fortran/35786
 863         * openmp.c (resolve_omp_clauses): Diagnose if a clause symbol
 864         isn't a variable.
 865
 866 2008-04-03  Tom Tromey  <tromey@redhat.com>
 867
 868         * Make-lang.in (fortran_OBJS): New variable.
 869
 870 2008-04-03  Paolo Bonzini  <bonzini@gnu.org>
 871
 872         * f95-lang.c (insert_block): Kill.
 873
 874 2008-04-01  George Helffrich <george@gcc.gnu.org>
 875
 876         PR fortran/35154, fortran/23057
 877         * trans-common.c (create_common):  Add decl to function
 878         chain to preserve identifier scope in debug output.
 879
 880 2008-04-01  Joseph Myers  <joseph@codesourcery.com>
 881
 882         * gfortran.texi: Include gpl_v3.texi instead of gpl.texi
 883         * Make-lang.in (GFORTRAN_TEXI): Include gpl_v3.texi instead of
 884         gpl.texi.
 885
 886 2008-03-30  Paul Thomas  <pault@gcc.gnu.org>
 887
 888         PR fortran/35740
 889         * resolve.c (resolve_function, resolve_call): If the procedure
 890         is elemental do not look for noncopying intrinsics.
 891
 892 2008-03-29  Paul Thomas  <pault@gcc.gnu.org>
 893
 894         PR fortran/35698
 895         * trans-array.c (gfc_array_init_size): Set 'size' zero if
 896         negative in one dimension.
 897
 898         PR fortran/35702
 899         * trans-expr.c (gfc_trans_string_copy): Only assign a char
 900         directly if the lhs and rhs types are the same.
 901
 902 2008-03-28  Daniel Franke  <franke.daniel@gmail.com>
 903             Paul Richard Thomas <paul.richard.thomas@gmail.com>
 904
 905         PR fortran/34714
 906         * primary.c (match_variable): Improved matching of function
 907         result variables.
 908         * resolve.c (resolve_allocate_deallocate): Removed checks if
 909         the actual argument for STAT is a variable.
 910
 911 2008-03-28  Tobias Burnus  <burnus@net-b.de>
 912
 913         * symbol.c (gfc_get_default_type): Fix error message; option
 914         -fallow_leading_underscore should be -fallow-leading-underscore
 915
 916 2008-03-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 917
 918         PR fortran/35724
 919         * iresolve.c (gfc_resolve_cshift): Check for NULL symtree in test for
 920         optional argument attribute.
 921
 922 2008-03-27  Tom Tromey  <tromey@redhat.com>
 923
 924         * Make-lang.in: Revert automatic dependency patch.
 925
 926 2008-03-25  Tom Tromey  <tromey@redhat.com>
 927
 928         * Make-lang.in: Remove .o targets.
 929         (fortran_OBJS): New variable.
 930         (fortran/gfortranspec.o): Move to fortran/.  Reduce to variable
 931         setting.
 932         (GFORTRAN_D_OBJS): Update.
 933         (GFORTRAN_TRANS_DEPS): Remove.
 934
 935 2008-03-24  Paul Thomas  <pault@gcc.gnu.org>
 936
 937         PR fortran/34813
 938         * resolve.c (resolve_structure_cons): It is an error to assign
 939         NULL to anything other than a pointer or allocatable component.
 940
 941         PR fortran/33295
 942         * resolve.c (resolve_symbol): If the symbol is a derived type,
 943         resolve the derived type.  If the symbol is a derived type
 944         function, ensure that the derived type is visible in the same
 945         namespace as the function.
 946
 947 2008-03-23  Tobias Schlüter  <tobi@gcc.gnu.org>
 948
 949         * trans.h: Use fold_build in build1_v, build2_v and build3_v
 950         macros.
 951         * trans-openmp.c (gfc_trans_omp_critical, gfc_trans_omp_single):
 952         Don't use build2_v macro.
 953
 954 2008-03-19  Daniel Franke  <franke.daniel@gmail.com>
 955
 956         PR fortran/35152
 957         * interface.c (gfc_procedure_use): Check for keyworded arguments in
 958         procedures without explicit interfaces.
 959
 960 2008-03-16  Paul Thomas  <pault@gcc.gnu.org>
 961
 962         PR fortran/35470
 963         * resolve.c (check_assumed_size_reference):  Only visit the
 964         first reference and look directly at the highest dimension.
 965
 966 2008-03-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 967
 968         PR fortran/35184
 969         * trans-array.c (gfc_conv_array_index_offset): Remove unnecessary
 970         assert.
 971
 972 2008-03-15  Daniel Franke  <franke.daniel@gmail.com>
 973
 974         PR fortran/35584
 975         * resolve.c (resolve_branch): Less strict and pessimistic warning
 976         message.
 977
 978 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
 979
 980         * f95-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
 981         (gfc_be_parse_file): Call clear_binding_stack from here.
 982         (gfc_clear_binding_stack): Rename to clear_binding_stack.
 983
 984 2008-03-09  Paul Thomas  <pault@gcc.gnu.org>
 985
 986         PR fortran/35474
 987         * module.c (mio_symtree_ref): After providing a symbol for a
 988         missing equivalence member, resolve and NULL the fixups.
 989
 990 2008-03-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 991
 992         * invoke.texi (Error and Warning Options): Document
 993         -Wline-truncation.
 994
 995 2008-03-08  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 996
 997         PR fortran/34956
 998         * trans-array.c (gfc_conv_ss_startstride): Fix the logic to avoid
 999         checking bounds of absent optional arguments.
1000
1001 2008-03-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1002
1003         PR fortran/33197
1004         * intrinsic.c (add_functions): Add simplification routines for
1005         ERF, DERF, ERFC and DERFC.
1006         * decl.c (gfc_match_suffix, gfc_match_subroutine): Change GNU
1007         extensions into Fortran 2008 features.
1008         * intrinsic.h (gfc_simplify_erf, gfc_simplify_erfc): New
1009         prototypes.
1010         * simplify.c (gfc_simplify_erf, gfc_simplify_erfc): New functions.
1011
1012 2008-03-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1013
1014         PR fortran/33197
1015         * intrinsic.c (add_functions): Modify intrinsics ACOSH, ASINH,
1016         ATANH, ERF, ERFC and GAMMA. Add intrinsics BESSEL_{J,Y}{0,1,N},
1017         ERFC_SCALED, LOG_GAMMA and HYPOT.
1018         * intrinsic.h (gfc_check_hypot, gfc_simplify_hypot,
1019         gfc_resolve_hypot): New prototypes.
1020         * mathbuiltins.def: Add HYPOT builtin. Make complex versions of
1021         ACOSH, ASINH and ATANH available.
1022         * gfortran.h (GFC_ISYM_ERFC_SCALED, GFC_ISYM_HYPOT): New values.
1023         * lang.opt: Add -std=f2008 option.
1024         * libgfortran.h: Define GFC_STD_F2008.
1025         * lang-specs.h: Add .f08 and .F08 file suffixes.
1026         * iresolve.c (gfc_resolve_hypot): New function.
1027         * parse.c (parse_contained): Allow empty CONTAINS for Fortran 2008.
1028         * check.c (gfc_check_hypot): New function.
1029         * trans-intrinsic.c (gfc_intrinsic_map): Define ERFC_SCALE builtin.
1030         * options.c (set_default_std_flags): Allow Fortran 2008 by default.
1031         (form_from_filename): Add .f08 suffix.
1032         (gfc_handle_option): Handle -std=f2008 option.
1033         * simplify.c (gfc_simplify_hypot): New function.
1034         * gfortran.texi: Document Fortran 2008 status and file extensions.
1035         * intrinsic.texi: Document new BESSEL_{J,Y}{0,1,N} intrinsics,
1036         as well as HYPOT and ERFC_SCALED. Update documentation of ERF,
1037         ERFC, GAMMA, LGAMMA, ASINH, ACOSH and ATANH.
1038         * invoke.texi: Document the new -std=f2008 option.
1039
1040 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
1041
1042         * gfortranspec.c (lang_specific_driver): Update copyright notice
1043         dates.
1044
1045 2008-02-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1046
1047         PR fortran/35059
1048         * expr.c (find_array_element): Modify traversing the constructor to
1049         avoid trying to access NULL memory pointed to by next for the
1050         last element. (find_array_section): Exit while loop if cons->next is
1051         NULL.
1052         * trans-expr.c (gfc_conv_scalar_char_value): Initialize gfc_typespec.
1053         (gfc_conv_function_call): Same.
1054         * decl.c (gfc_match_implicit): Same.
1055         * trans-intrinsic.c (gfc_conv_intrinsic_sr_kind): Same.
1056
1057 2008-02-28  Daniel Franke  <franke.daniel@gmail.com>
1058
1059         PR fortran/31463
1060         PR fortran/33950
1061         PR fortran/34296
1062         * lang.opt: Added -Wreturn-type.
1063         * options.c (gfc_handle_option): Recognize -Wreturn-type.
1064         * trans-decl.c (gfc_trans_deferred_vars): Emit warnings for funtions
1065         where the result value is not set.
1066         (gfc_generate_function_code): Likewise.
1067         (generate_local_decl): Emit warnings for funtions whose RESULT
1068         variable is not set.
1069
1070 2008-02-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1071
1072         PR fortran/34868
1073         * trans-expr.c (gfc_conv_variable): Don't build indirect
1074         references when explicit interface is mandated.
1075         * resolve.c (resolve_formal_arglist): Set attr.always_explicit
1076         on the result symbol as well as the procedure symbol.
1077
1078 2008-02-27  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1079
1080         PR fortran/33387
1081         * trans.h: Remove prototypes for gfor_fndecl_math_exponent4,
1082         gfor_fndecl_math_exponent8, gfor_fndecl_math_exponent10 and
1083         gfor_fndecl_math_exponent16.
1084         * f95-lang.c (build_builtin_fntypes): Add new function types.
1085         (gfc_init_builtin_functions): Add new builtins for nextafter,
1086         frexp, ldexp, fabs, scalbn and inf.
1087         * iresolve.c (gfc_resolve_rrspacing): Don't add hidden arguments.
1088         (gfc_resolve_scale): Don't convert type of second argument.
1089         (gfc_resolve_set_exponent): Likewise.
1090         (gfc_resolve_size): Don't add hidden arguments.
1091         * trans-decl.c: Remove gfor_fndecl_math_exponent4,
1092         gfor_fndecl_math_exponent8, gfor_fndecl_math_exponent10 and
1093         gfor_fndecl_math_exponent16.
1094         * trans-intrinsic.c (gfc_intrinsic_map): Remove intrinsics
1095         for scalbn, fraction, nearest, rrspacing, set_exponent and
1096         spacing.
1097         (gfc_conv_intrinsic_exponent): Directly call frexp.
1098         (gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_nearest,
1099         gfc_conv_intrinsic_spacing, gfc_conv_intrinsic_rrspacing,
1100         gfc_conv_intrinsic_scale, gfc_conv_intrinsic_set_exponent): New
1101         functions.
1102         (gfc_conv_intrinsic_function): Use the new functions above.
1103
1104 2008-02-26  Tobias Burnus  <burnus@net-b.de>
1105
1106         PR fortran/35033
1107         * interface.c (check_operator_interface): Show better line for error
1108         messages; fix constrains for user-defined assignment operators.
1109         (gfc_extend_assign): Fix constrains for user-defined assignment
1110         operators.
1111
1112 2008-02-26  Tom Tromey  <tromey@redhat.com>
1113
1114         * trans-io.c (set_error_locus): Remove old location code.
1115         * trans-decl.c (gfc_set_decl_location): Remove old location code.
1116         * f95-lang.c (gfc_init): Remove test of USE_MAPPED_LOCATION.
1117         * scanner.c (gfc_gobble_whitespace): Remove old location code.
1118         (get_file): Likewise.
1119         (preprocessor_line): Likewise.
1120         (load_file): Likewise.
1121         (gfc_new_file): Likewise.
1122         * trans.c (gfc_trans_runtime_check): Remove old location code.
1123         (gfc_get_backend_locus): Likewise.
1124         (gfc_set_backend_locus): Likewise.
1125         * data.c (gfc_assign_data_value): Remove old location code.
1126         * error.c (show_locus): Remove old location code.
1127         * gfortran.h (gfc_linebuf): Remove old location code.
1128         (gfc_linebuf_linenum): Remove old-location variant.
1129
1130 2008-02-25  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1131
1132         PR fortran/34729
1133         * trans-const.c (gfc_build_string_const): Don't call gettext.
1134         (gfc_build_localized_string_const): New function.
1135         * trans-const.h (gfc_build_localized_string_const): New prototype.
1136         * trans.c (gfc_trans_runtime_check): Use
1137         gfc_build_localized_string_const instead of gfc_build_string_const.
1138         (gfc_call_malloc): Likewise.
1139         (gfc_allocate_with_status): Likewise.
1140         (gfc_allocate_array_with_status): Likewise.
1141         (gfc_deallocate_with_status): Likewise.
1142         (gfc_call_realloc): Likewise.
1143         * trans-io.c (gfc_trans_io_runtime_check): Likewise.
1144
1145 2008-02-24  Tobias Schlüter  <tobi@gcc.gnu.org>
1146
1147         * arith.c: Update copyright years.
1148         * arith.h: Likewise.
1149         * array.c: Likewise.
1150         * bbt.c: Likewise.
1151         * check.c: Likewise.
1152         * data.c: Likewise.
1153         * data.h: Likewise.
1154         * decl.c: Likewise.
1155         * dependency.c: Likewise.
1156         * dependency.h: Likewise.
1157         * dump-parse-tree.c: Likewise.
1158         * error.c: Likewise.
1159         * expr.c: Likewise.
1160         * gfc-internals.texi: Likewise.
1161         * gfortran.h: Likewise.
1162         * gfortran.texi: Likewise.
1163         * gfortranspec.c: Likewise.
1164         * interface.c: Likewise.
1165         * intrinsic.c: Likewise.
1166         * intrinsic.h: Likewise.
1167         * intrinsic.texi: Likewise.
1168         * invoke.texi: Likewise.
1169         * io.c: Likewise.
1170         * iresolve.c: Likewise.
1171         * iso-c-binding.def: Likewise.
1172         * iso-fortran-env.def: Likewise.
1173         * lang-specs.h: Likewise.
1174         * lang.opt: Likewise.
1175         * libgfortran.h: Likewise.
1176         * match.c: Likewise.
1177         * match.h: Likewise.
1178         * matchexp.c: Likewise.
1179         * misc.c: Likewise.
1180         * module.c: Likewise.
1181         * openmp.c: Likewise.
1182         * options.c: Likewise.
1183         * parse.c: Likewise.
1184         * parse.h: Likewise.
1185         * primary.c: Likewise.
1186         * resolve.c: Likewise.
1187         * scanner.c: Likewise.
1188         * simplify.c: Likewise.
1189         * st.c: Likewise.
1190         * symbol.c: Likewise.
1191         * target-memory.c: Likewise.
1192         * target-memory.h: Likewise.
1193         * trans-array.h: Likewise.
1194         * trans-const.h: Likewise.
1195         * trans-stmt.h: Likewise.
1196         * trans-types.c: Likewise.
1197         * trans-types.h: Likewise.
1198         * types.def: Likewise.
1199
1200 2008-02-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1201
1202         PR fortran/35223
1203         * simplify.c (gfc_simplify_ibclr), (gfc_simplify_ibits),
1204         (gfc_simplify_ibset): Remove call to range_check.
1205         (simplify_cmplx), (gfc_simplify_dble), (gfc_simplify_float)
1206         (gfc_simplify_real): Add call gfc_clear_ts to initialize the
1207         temporary gfc_typspec variable.
1208
1209 2008-02-24  Tobias Schlüter  <tobi@gcc.gnu.org>
1210
1211         * trans-array.c (gfc_conv_descriptor_data_get,
1212         gfc_conv_descriptor_data_set_internal,
1213         gfc_conv_descriptor_data_addr, gfc_conv_descriptor_offset,
1214         gfc_conv_descriptor_dtype, gfc_conv_descriptor_dimension,
1215         gfc_conv_descriptor_stride, gfc_conv_descriptor_lbound,
1216         gfc_conv_descriptor_ubound, gfc_trans_create_temp_array,
1217         gfc_conv_array_transpose, gfc_grow_array,
1218         gfc_trans_array_constructor_subarray,
1219         gfc_trans_array_constructor_value, gfc_trans_scalarized_loop_end,
1220         gfc_array_init_size, gfc_array_allocate, gfc_array_deallocate,
1221         gfc_conv_array_initializer, gfc_trans_array_bounds,
1222         gfc_trans_auto_array_allocation, gfc_trans_dummy_array_bias,
1223         gfc_get_dataptr_offset, gfc_conv_array_parameter,
1224         gfc_trans_dealloc_allocated, get_full_array_size,
1225         gfc_duplicate_allocatable, structure_alloc_comps): Use fold_buildN
1226         instead of buildN.
1227         * trans-expr.c (gfc_conv_expr_present, gfc_conv_missing_dummy,
1228         gfc_conv_component_ref, gfc_conv_cst_int_power,
1229         gfc_conv_function_call, gfc_trans_structur_assign): Likewise.
1230         * trans-common.c (create_common): Likewise.
1231         * trans-openmp.c (gfc_trans_omp_atomic, gfc_trans_omp_do):
1232         Likewise.
1233         * trans-const.c (gfc_conv_constant_to_tree): Likewise.
1234         * trans-stmt.c (gfc_trans_goto, gfc_trans_return, gfc_trans_do,
1235         gfc_trans_integer_select, gfc_trans_character_select,
1236         gfc_trans_forall_loop, compute_overall_iter_number,
1237         gfc_trans_forall_1, gfc_evaluate_where_mask, gfc_trans_allocate,
1238         gfc_trans_deallocate): Likewise.
1239         * trans.c (gfc_build_addr_expr, gfc_trans_runtime_check,
1240         gfc_allocate_with_status, gfc_allocate_array_with_status,
1241         gfc_deallocate_with_status): Likewise.
1242         * f95-lang.c (gfc_truthvalue_conversion): Likewise.
1243         * trans-io.c (set_parameter_const, set_parameter_value,
1244         set_parameter_ref, set_string, set_internal_unit, io_result,
1245         set_error_locus, nml_get_addr_expr, transfer_expr): Likewise.
1246         * trans-decl.c (gfc_build_qualified_array, build_entry_thunks,
1247         gfc_get_fake_result_decl, gfc_trans_auto_character_variable,
1248         gfc_generate_function_code): Likewise.
1249         * convert.c (convert): Likewise.
1250         * trans-intrinsic.c (gfc_conv_intrinsic_conversion,
1251         build_fixbound_expr, build_fix_expr, gfc_conv_intrinsic_aint,
1252         gfc_conv_intrinsic_int, gfc_conv_intrinsic_imagpart,
1253         gfc_conv_intrinsic_conjg, gfc_conv_intrinsic_abs,
1254         gfc_conv_intrinsic_cmplx, gfc_conv_intrinsic_mod,
1255         gfc_conv_intrinsic_dim, gfc_conv_intrinsic_dprod,
1256         gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate,
1257         gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax,
1258         gfc_conv_intrinsic_minmax_char, gfc_conv_intrinsic_count,
1259         gfc_conv_intrinsic_arith, gfc_conv_intrinsic_dot_product,
1260         gfc_conv_intrinsic_minmaxloc, gfc_conv_intrinsic_minmaxval,
1261         gfc_conv_intrinsic_btest, gfc_conv_intrinsic_not,
1262         gfc_conv_intrinsic_ibits, gfc_conv_intrinsic_ishft,
1263         gfc_conv_intrinsic_ichar, gfc_conv_intrinsic_size,
1264         gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer,
1265         gfc_conv_allocated, gfc_conv_associated, gfc_conv_intrinsic_trim,
1266         gfc_conv_intrinsic_repeat): Likewise.
1267
1268 2008-02-23  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1269
1270         PR target/25477
1271         * trans-expr.c (gfc_conv_power_op): Use BUILT_IN_CPOW{F,,L}.
1272         * f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_CPOW{F,,L}.
1273         * trans.h (gfor_fndecl_math_cpow, gfor_fndecl_math_cpowf,
1274         gfor_fndecl_math_cpowl10, gfor_fndecl_math_cpowl16): Remove.
1275         * trans-decl.c: Likewise.
1276
1277 2008-02-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1278
1279         PR fortran/35059
1280         * expr.c (find_array_element): Modify traversing the constructor to
1281         avoid trying to access NULL memory pointed to by next for the
1282         last element. (find_array_section): Exit while loop if cons->next is
1283         NULL.
1284
1285 2008-02-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1286
1287         PR fortran/34907
1288         * iresolve.c (resolve_mask_arg): Add gfc_clear_ts to initialize
1289         structure.
1290         (gfc_resolve_aint): Likewise.
1291         (gfc_resolve_anint): Likewise.
1292         (gfc_resolve_besn): Likewise.
1293         (gfc_resolve_cshift): Likewise.
1294         (gfc_resolve_ctime): Likewise.
1295         (gfc_resolve_eoshift): Likewise.
1296         (gfc_resolve_index_func): Likewise.
1297         (gfc_resolve_isatty): Likewise.
1298         (gfc_resolve_malloc): Likewise.
1299         (gfc_resolve_rrspacing): Likewise.
1300         (gfc_resolve_scale): Likewise.
1301         (gfc_resolve_set_exponent): Likewise.
1302         (gfc_resolve_spacing): Likewise.
1303         (gfc_resolve_spacing): Likewise.
1304         (gfc_resolve_fgetc): Likewise.
1305         (gfc_resolve_fputc): Likewise.
1306         (gfc_resolve_ftell): Likewise.
1307         (gfc_resolve_ttynam): Likewise.
1308         (gfc_resolve_alarm_sub): Likewise.
1309         (gfc_resolve_mvbits): Likewise.
1310         (gfc_resolve_getarg): Likewise.
1311         (gfc_resolve_signal_sub): Likewise.
1312         (gfc_resolve_exit): Likewise.
1313         (gfc_resolve_flush): Likewise.
1314         (gfc_resolve_free): Likewise.
1315         (gfc_resolve_ctime_sub): Likewise.
1316         (gfc_resolve_fgetc_sub): Likewise.
1317         (gfc_resolve_fputc_sub): Likewise.
1318         (gfc_resolve_fseek_sub): Likewise.
1319         (gfc_resolve_ftell_sub): Likewise.
1320         (gfc_resolve_ttynam_sub): Likewise.
1321
1322 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1323
1324         * gfc-internals.texi: Fix typos and markup nits.
1325         * gfortran.texi: Likewise.
1326         * intrinsic.texi: Likewise.
1327
1328 2008-02-21  Richard Guenther  <rguenther@suse.de>
1329
1330         * trans-expr.c (gfc_conv_expr_op): Expand INTRINSIC_PARENTHESES
1331         as unary PAREN_EXPR for real and complex typed expressions.
1332         (gfc_conv_unary_op): Fold the built tree.
1333
1334 2008-02-20  Tobias Burnus  <burnus@net-b.de>
1335
1336         PR fortran/34997
1337         * match.c (gfc_match_name): Improve error message for '$'.
1338
1339 2008-02-19  Daniel Franke  <franke.daniel@gmail.com>
1340
1341         PR fortran/35030
1342         * expr.c (gfc_check_pointer_assign): Add type and kind information
1343         to type-mismatch message.
1344         (gfc_check_assign): Unify error messages.
1345
1346 2008-02-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1347
1348         PR fortran/34952
1349         * gfortran.texi: Create new section for unimplemented extensions.
1350         Add "STRUCTURE and RECORD" and "ENCODE and DECODE statements".
1351         Remove "smaller projects" list. Fix a few typos.
1352
1353 2008-02-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1354
1355         * intrinsic.texi: Rename INDEX node to avoid clashing with
1356         index.html on case-insensitive systems.
1357
1358 2008-02-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1359
1360         PR fortran/35150
1361         * trans-expr.c (gfc_conv_function_call): Force evaluation of
1362         se->expr.
1363
1364 2008-02-10  Daniel Franke  <franke.daniel@gmail.com>
1365
1366         PR fortran/35019
1367         * lang.opt: Allow '-J<dir>' next to '-J <dir>',
1368         likewise '-I <dir>' and '-I<dir>'.
1369
1370 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1371
1372         PR other/35107
1373         * Make-lang.in (f951): Add $(GMPLIBS).
1374
1375 2008-02-05  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1376
1377         PR fortran/35037
1378         * trans-common.c (build_field): Mark fields as volatile when needed.
1379
1380 2008-02-05  Tobias Burnus  <burnus@net-b.de>
1381
1382         PR fortran/35093
1383         * data.c (gfc_assign_data_value): Only free "size" if
1384         it has not already been freed.
1385
1386 2008-02-05  Paul Thomas  <pault@gcc.gnu.org>
1387
1388         PR fortran/34945
1389         * array.c (match_array_element_spec): Remove check for negative
1390         array size.
1391         (gfc_resolve_array_spec): Add check for negative size.
1392
1393 2008-02-05  Paul Thomas  <pault@gcc.gnu.org>
1394
1395         PR fortran/32315
1396         * data.c (gfc_assign_data_value): Add bounds check for array
1397         references.
1398
1399 2008-02-04  Daniel Franke  <franke.daniel@gmail.com>
1400
1401         * resolve.c (resolve_where): Fix typo.
1402         (gfc_resolve_where_code_in_forall): Likewise.
1403
1404 2008-02-03  Paul Thomas  <pault@gcc.gnu.org>
1405
1406         PR fortran/32760
1407         * resolve.c (resolve_allocate_deallocate): New function.
1408         (resolve_code): Call it for allocate and deallocate.
1409         * match.c (gfc_match_allocate, gfc_match_deallocate) : Remove
1410         the checking of the STAT tag and put in above new function.
1411         * primary,c (match_variable): Do not fix flavor of host
1412         associated symbols yet if the type is not known.
1413
1414 2008-01-31  Paul Thomas  <pault@gcc.gnu.org>
1415
1416         PR fortran/34910
1417         * expr.c (gfc_check_assign): It is an error to assign
1418         to a sibling procedure.
1419
1420 2008-01-30  Paul Thomas  <pault@gcc.gnu.org>
1421
1422         PR fortran/34975
1423         * symbol.c (gfc_delete_symtree, gfc_undo_symbols): Rename
1424         delete_symtree to gfc_delete_symtree.
1425         * gfortran.h : Add prototype for gfc_delete_symtree.
1426         * module.c (load_generic_interfaces): Transfer symbol to a
1427         unique symtree and delete old symtree, instead of renaming.
1428         (read_module): The rsym and the found symbol are the same, so
1429         the found symtree can be deleted.
1430
1431         PR fortran/34429
1432         * decl.c (match_char_spec): Remove the constraint on deferred
1433         matching of functions and free the length expression.
1434         delete_symtree to gfc_delete_symtree.
1435         (gfc_match_type_spec): Whitespace.
1436         (gfc_match_function_decl): Defer characteristic association for
1437         all types except BT_UNKNOWN.
1438         * parse.c (decode_specification_statement): Only derived type
1439         function matching is delayed to the end of specification.
1440
1441 2008-01-28  Tobias Burnus  <burnus@net-b.de>
1442
1443         PR libfortran/34980
1444         * simplify.c (gfc_simplify_shape): Simplify rank zero arrays.
1445
1446 2008-01-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1447
1448         PR fortran/34990
1449         * array.c (gfc_check_constructor_type): Revert clearing the expression.
1450
1451 2008-01-26  Tobias Burnus  <burnus@net-b.de>
1452
1453         PR fortran/34848
1454         * trans-expr.c (gfc_conv_function_call): Don't call
1455         gfc_add_interface_mapping if the expression is NULL.
1456
1457 2008-01-26  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1458
1459         PR fortran/31610
1460         * trans-array.c (gfc_trans_create_temp_array): Remove call to
1461         gcc_assert (integer_zerop (loop->from[n])).
1462
1463 2008-01-25  Daniel Franke  <franke.daniel@gmail.com>
1464
1465         PR fortran/34661
1466         * resolve.c (resolve_where): Added check if user-defined assignment
1467         operator is an elemental subroutine.
1468         (gfc_resolve_where_code_in_forall): Likewise.
1469
1470 2008-01-24  Daniel Franke  <franke.daniel@gmail.com>
1471
1472         PR fortran/33375
1473         PR fortran/34858
1474         * gfortran.h: Revert changes from 2008-01-17.
1475         * match.c: Likewise.
1476         * symbol.c: Likewise.
1477         (gfc_undo_symbols): Undo namespace changes related to common blocks.
1478
1479 2008-01-24  Daniel Franke  <franke.daniel@gmail.com>
1480
1481         PR fortran/34202
1482         * data.c (formalize_structure_cons): Skip formalization on
1483         empty structures.
1484
1485 2008-01-24  Daniel Franke  <franke.daniel@gmail.com>
1486
1487         * gfortran.texi (OpenMP): Extended existing documentation.
1488         (contributors): Added major contributors of 2008 that were
1489         not listed yet.
1490         (proposed extensions): Removed implemented items.
1491
1492 2008-01-24  Paul Thomas  <pault@gcc.gnu.org>
1493
1494         PR fortran/34872
1495         * parse.c (next_statement) : If ST_GET_FCN_CHARACTERISTICS  is
1496         seen, check for a statement label and, if present, delete it
1497         and set the locus to the start of the statement.
1498
1499 2008-01-22  Paul Thomas  <pault@gcc.gnu.org>
1500
1501         PR fortran/34875
1502         * trans-io.c (gfc_trans_transfer): If the array reference in a
1503         read has a vector subscript, use gfc_conv_subref_array_arg to
1504         copy back the temporary.
1505
1506 2008-01-22  Tobias Burnus  <burnus@net-b.de>
1507
1508         PR fortran/34848
1509         * interface.c (compare_actual_formal): Fix adding type
1510         to missing_arg_type for absent optional arguments.
1511
1512 2008-01-22  Tobias Burnus  <burnus@net-b.de>
1513
1514         PR fortran/34907
1515         * parse.c (parse_spec): Change = into ==.
1516
1517 2008-01-22  Daniel Franke  <franke.daniel@gmail.com>
1518
1519         PR fortran/34915
1520         * expr.c (check_elemental): Fix check for valid data types.
1521
1522 2008-01-22  Tobias Burnus  <burnus@net-b.de>
1523
1524         PR fortran/34899
1525         * scanner.c (load_line): Support <tab><digit> continuation lines.
1526         * invoke.texi (-Wtabs): Document this.
1527
1528 2008-01-22  Paul Thomas  <pault@gcc.gnu.org>
1529
1530         PR fortran/34896
1531         * module.c (read_module): Set use_rename attribute.
1532
1533 2007-01-21  Tobias Burnus  <burnus@net-b.de>
1534
1535         PR fortran/34901
1536         * interface.c (compare_parameter): Improved error message
1537         for arguments of same type and mismatched kinds.
1538
1539 2008-01-20  Paul Thomas  <pault@gcc.gnu.org>
1540
1541         PR fortran/34861
1542         * resolve.c (resolve_entries): Do not do an array bounds check
1543         if the result symbols are the same.
1544
1545         PR fortran/34854
1546         * module.c (read_module) : Hide the symtree of the previous
1547         version of the symbol if this symbol is renamed.
1548
1549 2008-01-20  Paul Thomas  <pault@gcc.gnu.org>
1550
1551         PR fortran/34784
1552         * array.c (gfc_check_constructor_type): Clear the expression ts
1553         so that the checking starts from the deepest level of array
1554         constructor.
1555         * primary.c (match_varspec): If an unknown type is changed to
1556         default character and the attempt to match a substring fails,
1557         change it back to unknown.
1558
1559         PR fortran/34785
1560         * trans-array.c (gfc_add_loop_ss_code) : If ss->string_length is
1561         NULL for an array constructor, use the cl.length expression to
1562         build it.
1563         (gfc_conv_array_parameter): Change call to gfc_evaluate_now to
1564         a tree assignment.
1565
1566 2008-01-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
1567
1568         PR fortran/34817
1569         PR fortran/34838
1570         * iresolve.c (gfc_resolve_all):  Remove conversion of mask
1571         argument to kind=1 by removing call to resolve_mask_arg().
1572         (gfc_resolve_any):  Likewise.
1573
1574 2008-01-19  Tobias Burnus  <burnus@net-b.de>
1575
1576         PR fortran/34760
1577         * primary.c (match_variable): Handle FL_UNKNOWN without
1578         uneducated guessing.
1579         (match_variable): Improve error message.
1580
1581 2008-01-18  Tobias Burnus  <burnus@net-b.de>
1582
1583         PR fortran/32616
1584         * interface.c (get_expr_storage_size): Return storage size
1585         for array element designators.
1586         (compare_actual_formal): Reject unequal string sizes for
1587         assumed-shape dummy arguments. And fix error message for
1588         array-sections with vector subscripts.
1589
1590 2008-01-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1591
1592         PR fortran/34556
1593         * simplify.c (is_constant_array_expr): New static function that returns
1594         true if the given expression is an array and is constant.
1595         (gfc_simplify_reshape): Use new function.
1596
1597 2008-01-17  H.J. Lu  <hongjiu.lu@intel.com>
1598
1599         PR fortran/33375
1600         * symbol.c (free_common_tree): Renamed to ...
1601         (gfc_free_common_tree): This.  Remove static.
1602         (gfc_free_namespace): Updated.
1603
1604         * gfortran.h (gfc_free_common_tree): New.
1605
1606         * match.c (gfc_match_common): Call gfc_free_common_tree () with
1607         gfc_current_ns->common_root and set gfc_current_ns->common_root
1608         to NULL on syntax error.
1609
1610 2008-01-18  Richard Sandiford  <rsandifo@nildram.co.uk>
1611
1612         PR fortran/34686
1613         * trans-expr.c (gfc_conv_function_call): Use proper
1614         type for returned character pointers.
1615
1616 2008-01-17  Paul Thomas  <pault@gcc.gnu.org>
1617
1618         PR fortran/34429
1619         PR fortran/34431
1620         PR fortran/34471
1621         * decl.c : Remove gfc_function_kind_locus and
1622         gfc_function_type_locus. Add gfc_matching_function.
1623         (match_char_length): If matching a function and the length
1624         does not match, return MATCH_YES and try again later.
1625         (gfc_match_kind_spec): The same.
1626         (match_char_kind): The same.
1627         (gfc_match_type_spec): The same for numeric and derived types.
1628         (match_prefix): Rename as gfc_match_prefix.
1629         (gfc_match_function_decl): Except for function valued character
1630         lengths, defer applying kind, type and charlen info until the
1631         end of specification block.
1632         gfortran.h (gfc_statement): Add ST_GET_FCN_CHARACTERISTICS.
1633         parse.c (decode_specification_statement): New function.
1634         (decode_statement): Call it when a function has kind = -1. Set
1635         and reset gfc_matching function, as function statement is being
1636         matched.
1637         (match_deferred_characteristics): Simplify with a single call
1638         to gfc_match_prefix. Do appropriate error handling. In any
1639         case, make sure that kind = -1 is reset or corrected.
1640         (parse_spec): Call above on seeing ST_GET_FCN_CHARACTERISTICS.
1641         Throw an error if kind = -1 after last specification statement.
1642         parse.h : Prototype for gfc_match_prefix.
1643
1644 2008-01-16  Tobias Burnus  <burnus@net-b.de>
1645
1646         PR fortran/34796
1647         * interface.c (compare_parameter): Allow AS_DEFERRED array
1648         elements and reject attr.pointer array elemenents.
1649         (get_expr_storage_size): Return storage size of elements of
1650         assumed-shape and pointer arrays.
1651
1652 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
1653
1654         * f95-lang.c (gfc_init_builtin_functions): Initialize GOMP builtins
1655         for flag_tree_parallelize_loops.
1656
1657 2008-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>
1658
1659         PR libfortran/34671
1660         * iresolve.c (gfc_resolve_all):  Call resolve_mask_arg.
1661         (gfc_resolve_any):  Likewise.
1662         (gfc_resolve_count):  Likewise.  Don't append kind of
1663         argument to function name.
1664
1665 2008-01-13  Tobias Burnus  <burnus@net-b.de>
1666
1667         PR fortran/34665
1668         * resolve.c (resolve_actual_arglist): For expressions,
1669         also check for assume-sized arrays.
1670         * interface.c (compare_parameter): Move F2003 character checks
1671         here, print error messages here, reject elements of
1672         assumed-shape array as argument to dummy arrays.
1673         (compare_actual_formal): Update for the changes above.
1674
1675 2008-01-13  Tobias Burnus  <burnus@net-b.de>
1676
1677         PR fortran/34763
1678         * decl.c (contained_procedure): Only check directly preceeding state.
1679
1680 2008-01-13  Tobias Burnus  <burnus@net-b.de>
1681
1682         PR fortran/34759
1683         * check.c (gfc_check_shape): Accept array ranges of
1684         assumed-size arrays.
1685
1686 2008-01-12  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1687
1688         PR fortran/34432
1689         * match.c (gfc_match_name): Don't error if leading character is a '(',
1690         just return MATCH_NO.
1691
1692 2008-01-11  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1693
1694         PR fortran/34722
1695         * trans-io.c (create_dummy_iostat): Commit the symbol.
1696
1697 2008-01-11  Paul Thomas  <pault@gcc.gnu.org>
1698
1699         PR fortran/34537
1700         * simplify.c (gfc_simplify_transfer): Return NULL if the size
1701         of the element is unavailable and only assign character length
1702         to the result, if 'mold' is constant.
1703
1704 2008-01-10  Paul Thomas  <pault@gcc.gnu.org>
1705
1706         PR fortran/34396
1707         * trans-array.c (gfc_trans_array_ctor_element):  Use gfc_trans_string_copy
1708         to assign strings and perform bounds checks on the string length.
1709         (get_array_ctor_strlen): Remove bounds checking.
1710         (gfc_trans_array_constructor): Initialize string length checking.
1711         * trans-array.h : Add prototype for gfc_trans_string_copy.
1712
1713 2008-01-08  Richard Guenther  <rguenther@suse.de>
1714
1715         PR fortran/34706
1716         PR tree-optimization/34683
1717         * trans-types.c (gfc_get_array_type_bounds): Use an array type
1718         with known size for accesses if that is known.
1719
1720 2008-01-08  Paul Thomas  <pault@gcc.gnu.org>
1721
1722         PR fortran/34476
1723         * expr.c (find_array_element): Check that the array bounds are
1724         constant before using them.  Use lower, as well as upper bound.
1725         (check_restricted): Allow implied index variable.
1726
1727 2008-01-08  Paul Thomas  <pault@gcc.gnu.org>
1728
1729         PR fortran/34681
1730         * trans_array.c (gfc_trans_deferred_array): Do not null the
1731         data pointer on entering scope, nor deallocate it on leaving
1732         scope, if the symbol has the 'save' attribute.
1733
1734         PR fortran/34704
1735         * trans_decl.c (gfc_finish_var_decl): Derived types with
1736         allocatable components and an initializer must be TREE_STATIC.
1737
1738 2008-01-07  Paul Thomas  <pault@gcc.gnu.org>
1739
1740         PR fortran/34672
1741         * module.c (write_generic): Rewrite completely.
1742         (write_module): Change call to write_generic.
1743
1744 2008-01-06  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1745
1746         PR fortran/34659
1747         * scanner.c (load_line): Do not count ' ' as printable when checking for
1748         continuations.
1749
1750 2008-01-06  Paul Thomas  <pault@gcc.gnu.org>
1751
1752         PR fortran/34545
1753         * module.c (load_needed): If the namespace has no proc_name
1754         give it the module symbol.
1755
1756 2008-01-06  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1757
1758         PR fortran/34387
1759         * trans-expr.c (gfc_conv_missing_dummy): Use a temporary to type convert
1760         the dummy variable expression, test for NULL, and pass the variable
1761         address to the called function.
1762
1763 2007-01-06  Tobias Burnus  <burnus@net-b.de>
1764
1765         PR fortran/34658
1766         * match.c (gfc_match_common): Remove blank common in
1767         DATA BLOCK warning.
1768         * resolve.c (resolve_common_vars): New function.
1769         (resolve_common_blocks): Move checks to resolve_common_vars
1770         and invoke that function.
1771         (resolve_types): Call resolve_common_vars for blank commons.
1772
1773 2008-01-06  Tobias Burnus  <burnus@net-b.de>
1774
1775         PR fortran/34655
1776         * resolve.c (resolve_equivalence_derived): Reject derived types with
1777         default initialization if equivalenced with COMMON variable.
1778
1779 2008-01-06  Tobias Burnus  <burnus@net-b.de>
1780
1781         PR fortran/34654
1782         * io.c (check_io_constraints): Disallow unformatted I/O for
1783         internal units.
1784
1785 2008-01-06  Tobias Burnus  <burnus@net-b.de>
1786
1787         PR fortran/34660
1788         * resolve.c (resolve_formal_arglist): Reject dummy procedure in
1789         ELEMENTAL functions.
1790
1791 2008-01-06  Tobias Burnus  <burnus@net-b.de>
1792
1793         PR fortran/34662
1794         * interface.c (compare_actual_formal): Reject parameter
1795         actual to intent(out) dummy.
1796
1797 2008-01-04  Tobias Burnus  <burnus@net-b.de>
1798
1799         PR fortran/34557
1800         * primary.c (match_varspec): Gobble whitespace before
1801         checking for '('.