gcc/fortran/ChangeLog

   1 2008-05-14  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
   2
   3         PR fortran/36059
   4         * trans-decl.c (gfc_build_dummy_array_decl): Don't repack
   5         arrays that have the TARGET attribute.
   6
   7 2008-05-14  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
   8
   9         PR fortran/36186
  10         * simplify.c (only_convert_cmplx_boz): New function.
  11         (gfc_simplify_cmplx, gfc_simplify_complex, gfc_simplify_dcmplx):
  12         Call only_convert_cmplx_boz.
  13
  14 2008-05-14  Paul Thomas  <pault@gcc.gnu.org>
  15
  16         PR fortran/36233
  17         * interface.c (compare_actual_formal): Do not check sizes if the
  18         actual is BT_PROCEDURE.
  19
  20 2008-05-14  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  21
  22         PR fortran/35682
  23         * trans-array.c (gfc_conv_ss_startstride): Any negative size is
  24         the same as zero size.
  25         (gfc_conv_loop_setup): Fix size calculation.
  26
  27 2008-05-14  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  28
  29         PR fortran/35685
  30         * trans-intrinsic.c (gfc_conv_intrinsic_bound): Correctly
  31         handle zero-size sections.
  32
  33 2008-05-14  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  34
  35         PR fortran/36215
  36         * scanner.c (preprocessor_line): Allocate enough memory for a
  37         wide string.
  38
  39 2008-05-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  40
  41         PR fortran/36176
  42         * target-memory.c (gfc_target_expr_size): Correctly treat
  43         substrings.
  44         (gfc_target_encode_expr): Likewise.
  45         (gfc_interpret_complex): Whitespace change.
  46
  47 2008-05-11  Thomas Koenig  <tkoenig@gcc.gnu.org>
  48
  49         PR fortran/35719
  50         * trans.c (gfc_call_malloc): If size equals zero, allocate one
  51         byte; don't return a null pointer.
  52
  53 2008-05-10  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  54
  55         PR fortran/36197
  56         * module.c (quote_string): Fix sprintf format.
  57
  58 2008-05-09  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  59
  60         PR fortran/36162
  61         * module.c (quote_string, unquote_string,
  62         mio_allocated_wide_string): New functions.
  63         (mio_expr): Call mio_allocated_wide_string where needed.
  64
  65 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
  66
  67          * trans-decl.c (gfc_get_extern_function_decl, build_function_decl):
  68          Rename DECL_IS_PURE to DECL_PURE_P.
  69
  70 2008-05-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  71
  72         * arith.c: (gfc_arith_concat, gfc_compare_string,
  73         gfc_compare_with_Cstring, hollerith2representation,
  74         gfc_hollerith2int, gfc_hollerith2real, gfc_hollerith2complex,
  75         gfc_hollerith2character, gfc_hollerith2logical): Use wide
  76         characters for character constants.
  77         * data.c (create_character_intializer): Likewise.
  78         * decl.c (gfc_set_constant_character_len): Likewise.
  79         * dump-parse-tree.c (show_char_const): Correctly dump wide
  80         character strings.
  81         error.c (print_wide_char): Rename into gfc_print_wide_char.
  82         (show_locus): Adapt to new prototype of gfc_print_wide_char.
  83         expr.c (free_expr0): Representation is now disjunct from
  84         character string value, so we always free it.
  85         (gfc_copy_expr, find_substring_ref, gfc_simplify_expr): Adapt
  86         to wide character strings.
  87         * gfortran.h (gfc_expr): Make value.character.string a wide string.
  88         (gfc_wide_toupper, gfc_wide_strncasecmp, gfc_wide_memset,
  89         gfc_widechar_to_char, gfc_char_to_widechar): New prototypes.
  90         (gfc_get_wide_string): New macro.
  91         (gfc_print_wide_char): New prototype.
  92         * io.c (format_string): Make a wide string.
  93         (next_char, gfc_match_format, compare_to_allowed_values,
  94         gfc_match_open): Deal with wide strings.
  95         * module.c (mio_expr): Convert between wide strings and ASCII ones.
  96         * primary.c (match_hollerith_constant, match_charkind_name):
  97         Handle wide strings.
  98         * resolve.c (build_default_init_expr): Likewise.
  99         * scanner.c (gfc_wide_toupper, gfc_wide_memset,
 100         gfc_char_to_widechar): New functions.
 101         (wide_strchr, gfc_widechar_to_char, gfc_wide_strncasecmp):
 102         Changes in prototypes.
 103         (gfc_define_undef_line, load_line, preprocessor_line,
 104         include_line, load_file, gfc_read_orig_filename): Handle wide
 105         strings.
 106         * simplify.c (gfc_simplify_achar, gfc_simplify_adjustl,
 107         gfc_simplify_adjustr, gfc_simplify_char, gfc_simplify_iachar,
 108         gfc_simplify_ichar, simplify_min_max, gfc_simplify_new_line,
 109         gfc_simplify_repeat): Handle wide strings.
 110         (wide_strspn, wide_strcspn): New helper functions.
 111         (gfc_simplify_scan, gfc_simplify_trim, gfc_simplify_verify):
 112         Handle wide strings.
 113         * symbol.c (generate_isocbinding_symbol): Likewise.
 114         * target-memory.c (size_character, gfc_target_expr_size,
 115         encode_character, gfc_target_encode_expr, gfc_interpret_character,
 116         gfc_target_interpret_expr): Handle wide strings.
 117         * trans-const.c (gfc_conv_string_init): Lower wide strings to
 118         narrow ones.
 119         (gfc_conv_constant_to_tree): Likewise.
 120         * trans-expr.c (gfc_conv_substring_expr): Handle wide strings.
 121         * trans-io.c (gfc_new_nml_name_expr): Likewise.
 122         * trans-stmt.c (gfc_trans_label_assign): Likewise.
 123
 124 2008-05-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 125
 126         * simplify.c (gfc_simplify_bessel_j0,gfc_simplify_bessel_j1,
 127         gfc_simplify_bessel_jn,gfc_simplify_bessel_y0,
 128         gfc_simplify_bessel_y1,gfc_simplify_bessel_yn): Mark arguments
 129         with ATTRIBUTE_UNUSED.
 130
 131 2008-05-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 132
 133         * check.c (gfc_check_sizeof): Switch to ATTRIBUTE_UNUSED.
 134         * simplify.c (gfc_simplify_lgamma): Likewise.
 135
 136 2008-05-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 137
 138         * openmp.c (gfc_match_omp_eos): Use gfc_next_ascii_char and
 139         gfc_peek_ascii_char.
 140         * decl.c (gfc_match_kind_spec, gfc_match_type_spec,
 141         gfc_match_implicit_none, match_implicit_range, gfc_match_implicit,
 142         match_string_p, match_attr_spec, gfc_match_suffix,
 143         match_procedure_decl, gfc_match_entry, gfc_match_subroutine):
 144         Likewise.
 145         * gfortran.h (gfc_char_t): New type.
 146         (gfc_linebuf): Make line member a gfc_char_t.
 147         (locus): Make nextc member a gfc_char_t.
 148         (gfc_wide_is_printable, gfc_wide_is_digit, gfc_wide_fits_in_byte,
 149         gfc_wide_tolower, gfc_wide_strlen, gfc_next_ascii_char,
 150         gfc_peek_ascii_char, gfc_check_digit): New prototypes.
 151         * error.c (print_wide_char): New function.
 152         (show_locus): Use print_wide_char and gfc_wide_strlen.
 153         * io.c (next_char): Use gfc_char_t type.
 154         (match_io): Use gfc_peek_ascii_char and gfc_next_ascii_char.
 155         * match.c (gfc_match_parens, gfc_match_eos,
 156         gfc_match_small_literal_int, gfc_match_name, gfc_match_name_C,
 157         gfc_match_intrinsic_op, gfc_match_char,  gfc_match_return,
 158         gfc_match_common): Likewise.
 159         * match.h (gfc_match_special_char): Change prototype.
 160         * parse.c (decode_specification_statement, decode_statement,
 161         decode_omp_directive, next_free, next_fixed): Use
 162         gfc_peek_ascii_char and gfc_next_ascii_char.
 163         * primary.c (gfc_check_digit): Change name.
 164         (match_digits, match_hollerith_constant, match_boz_constant,
 165         match_real_constant, next_string_char, match_charkind_name,
 166         match_string_constant, match_logical_constant_string,
 167         match_complex_constant, match_actual_arg, match_varspec,
 168         gfc_match_rvalue, match_variable): Use gfc_peek_ascii_char and
 169         gfc_next_ascii_char.
 170         * scanner.c (gfc_wide_fits_in_byte, wide_is_ascii,
 171         gfc_wide_is_printable, gfc_wide_tolower, gfc_wide_is_digit,
 172         gfc_wide_is_digit, wide_atoi, gfc_wide_strlen, wide_strcpy,
 173         wide_strchr, widechar_to_char, wide_strncmp, wide_strncasecmp,
 174         gfc_next_ascii_char, gfc_peek_ascii_char):
 175         New functions.
 176         (next_char, gfc_define_undef_line, skip_free_comments,
 177         gfc_next_char_literal, gfc_next_char, gfc_peek_char,
 178         gfc_error_recovery, load_line, preprocessor_line, include_line,
 179         load_file, gfc_read_orig_filename): Use gfc_char_t for source
 180         characters and the {gfc_,}wide_* functions to manipulate wide
 181         strings.
 182
 183 2008-05-06  Tobias Burnus  <burnus@net-b.de>
 184
 185         PR fortran/36117
 186         * intrinsic.c (add_functions): Call gfc_simplify_bessel_*.
 187         * intrinsic.h: Add prototypes for gfc_simplify_bessel_*.
 188         * simplify.c (gfc_simplify_bessel_j0,gfc_simplify_bessel_j1,
 189         gfc_simplify_bessel_jn,gfc_simplify_bessel_y0,
 190         gfc_simplify_bessel_y1,gfc_simplify_bessel_yn): New.
 191
 192 2008-05-03  Janus Weil  <jaydub66@gmail.com>
 193
 194         * misc.c (gfc_clear_ts): Set interface to NULL.
 195
 196 2008-05-03  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 197
 198         PR fortran/33268
 199         * gfortran.h: Add extra_comma pointer to gfc_dt structure. Add iokind to
 200         gfc_expr value union. Add io_kind enum to here from io.c.
 201         * io.c (gfc_free_dt): Free extra_comma.
 202         (gfc_resolve_dt): If an extra comma was encountered and io_unit is type
 203         BT_CHARACTER, resolve to format_expr and set default unit.  Error if
 204         io_kind is M_WRITE. (match_io):  Match the extra comma and set new
 205         pointer, extra_comma.
 206
 207 2008-05-01  Bud Davis  <bdavis9659@sbcglobal.net>
 208
 209         PR35940/Fortran
 210         * simplify.c (gfc_simplify_index): Check for direction argument
 211         being a constant.
 212
 213 2008-05-01  Janus Weil  <jaydub66@gmail.com>
 214
 215         * gfortran.h (struct gfc_symbol): Moving "interface" member to
 216         gfc_typespec (plus fixing a small docu error).
 217         * interface.c (gfc_procedure_use): Ditto.
 218         * decl.c (match_procedure_decl): Ditto.
 219         * resolve.c (resolve_specific_f0,
 220         resolve_specific_f0, resolve_symbol): Ditto.
 221
 222 2008-04-30  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 223
 224         * intrinsic.c (add_functions): Add SELECTED_CHAR_KIND intrinsic.
 225         * intrinsic.h (gfc_check_selected_char_kind,
 226         gfc_simplify_selected_char_kind): New prototypes.
 227         * gfortran.h (gfc_isym_id): Add GFC_ISYM_SC_KIND.
 228         * trans.h (gfor_fndecl_sc_kind): New function decl.
 229         * trans-decl.c (gfor_fndecl_sc_kind): Build new decl.
 230         * arith.c (gfc_compare_with_Cstring): New function.
 231         * arith.h (gfc_compare_with_Cstring): New prototype.
 232         * check.c (gfc_check_selected_char_kind): New function.
 233         * primary.c (match_string_constant, match_kind_param): Mark
 234         symbols used as literal constant kind param as referenced.
 235         * trans-intrinsic.c (gfc_conv_intrinsic_sc_kind): New function.
 236         (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_sc_kind.
 237         * intrinsic.texi (SELECTED_CHAR_KIND): Document new intrinsic.
 238         * simplify.c (gfc_simplify_selected_char_kind): New function.
 239
 240 2008-04-28  Paul Thomas  <pault@gcc.gnu.org>
 241
 242         PR fortran/35997
 243         * module.c (find_symbol): Do not return a result for a symbol
 244         that has been renamed in another module.
 245
 246 2008-04-26  George Helffrich <george@gcc.gnu.org>
 247
 248         PR fortran/35892
 249         PR fortran/35154
 250         * trans-common.c (create_common):  Add decl to function
 251         chain (if inside one) to preserve identifier scope in debug output.
 252
 253 2008-04-25  Jan Hubicka  <jh@suse.cz>
 254
 255         * trans-decl.c (trans_function_start): Update.
 256
 257 2008-04-25  Tobias Burnus  <burnus@net-b.de>
 258             Daniel Franke <franke.daniel@gmail.com>
 259
 260         PR fortran/35156
 261         * gfortranspec.c (lang_specific_driver): Deprecate
 262         -M option; fix ICE when "-M" is last argument and
 263         make "-M<dir>" work.
 264         * options.c (gfc_handle_module_path_options):
 265         Use -J instead of -M in error messages.
 266         * invoke.texi: Mark -M as depecated.
 267
 268 2008-04-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 269             Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 270
 271         PR fortran/35994
 272         * trans-instrinsic.c (gfc_conv_intrinsic_minmaxloc): Correctly adjust
 273         loop counter offset.
 274
 275 2008-04-23  Paolo Bonzini  <bonzini@gnu.org>
 276
 277         * trans-expr.c (gfc_conv_structure): Don't set TREE_INVARIANT.
 278         * trans-array.c (gfc_build_null_descriptor): Don't set TREE_INVARIANT.
 279         (gfc_trans_array_constructor_value): Don't set TREE_INVARIANT.
 280         (gfc_build_constant_array_constructor): Don't set TREE_INVARIANT.
 281         (gfc_conv_array_initializer): Don't set TREE_INVARIANT.
 282         * trans-common.c (get_init_field): Don't set TREE_INVARIANT.
 283         (create_common): Don't set TREE_INVARIANT.
 284         * trans-stmt.c (gfc_trans_character_select): Don't set TREE_INVARIANT.
 285         * trans-decl.c (gfc_generate_function_code): Don't set TREE_INVARIANT.
 286
 287 2008-04-21  Steve Ellcey  <sje@cup.hp.com>
 288
 289         * f95-lang.c (gfc_init_decl_processing): use ptr_mode instead of Pmode.
 290
 291 2008-04-21  Daniel Franke  <franke.daniel@gmail.com>
 292
 293         PR fortran/35019
 294         * gfortranspec.c (lookup_option): Properly handle separated arguments
 295         in -J option, print missing argument message when necessary.
 296
 297 2008-04-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 298
 299         PR fortran/35882
 300         * scanner.c (skip_fixed_comments): Update continue_line when comment is
 301         detected. (gfc_next_char_literal): Likewise.
 302
 303 2008-04-19  Paul Thomas  <pault@gcc.gnu.org>
 304
 305         PR fortran/35944
 306         PR fortran/35946
 307         PR fortran/35947
 308         * trans_array.c (gfc_trans_array_constructor): Temporarily
 309         realign loop, if loop->from is not zero, before creating
 310         the temporary array and provide an offset.
 311
 312         PR fortran/35959
 313         * trans-decl.c (gfc_init_default_dt): Add gfc_ prefix to name
 314         and allow for NULL body.  Change all references from
 315         init_default_dt to gfc_init_default_dt.
 316         * trans.h : Add prototype for gfc_init_default_dt.
 317         * trans-array.c (gfc_trans_deferred_vars): After nullification
 318         call gfc_init_default_dt for derived types with allocatable
 319         components.
 320
 321 2008-04-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 322
 323         PR fortran/35892
 324         * trans-common.c (create_common): Revert patch causing regression.
 325
 326 2008-04-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 327
 328         PR fortran/35724
 329         * iresolve.c (gfc_resolve_eoshift): Check for NULL symtree in test for
 330         optional argument attribute.
 331
 332 2008-04-16  Paul Thomas  <pault@gcc.gnu.org>
 333
 334         PR fortran/35932
 335         * trans-intrinsic.c (gfc_conv_intrinsic_char): Even though KIND
 336         is not used, the argument must be converted.
 337
 338 2008-04-16  Jakub Jelinek  <jakub@redhat.com>
 339
 340         PR target/35662
 341         * f95-lang.c (gfc_init_builtin_functions): Make sure
 342         BUILT_IN_SINCOS{,F,L} types aren't varargs.
 343
 344 2008-04-15  Paul Thomas  <pault@gcc.gnu.org>
 345
 346         PR fortran/35864
 347         * expr.c (scalarize_intrinsic_call): Reorder identification of
 348         array argument so that if one is not found a segfault does not
 349         occur.  Return FAILURE if all scalar arguments.
 350
 351 2008-04-13  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 352             Tobias Burnus  <burnus@net-b.de>
 353
 354         PR fortran/35882
 355         * options.c (gfc_init_options): Set the default maximum continuation
 356         lines to 255 for both free and fixed form source for warnings.
 357         (gfc_handle_option): Set -std=f95 fixed form max continuations to 19 and
 358         the -std=f95 free form max continuations to 39 for warnings.
 359         * scanner.c (gfc_next_char_literal): Adjust the current_line number only
 360         if it is less than the current locus.
 361
 362 2008-04-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 363
 364         PR fortran/25829 28655
 365         * io.c (io_tag): Add new tags for decimal, encoding, asynchronous,
 366         round, sign, and id. (match_open_element): Match new tags.
 367         (gfc_resolve_open): Resolve new tags. (gfc_match_open): Enable encoding
 368         for DEFAULT only. Update error messages. (match_dt_element): Fix match
 369         tag for asynchronous. Update error messages. (gfc_free_inquire): Free
 370         new expressions. (match_inquire_element): Match new tags.
 371         (gfc_match_inquire): Add constraint for ID and PENDING.
 372         (gfc_resolve_inquire): Resolve new tags.
 373         * trans-io.c (gfc_trans_inquire): Clean up whitespace and fix setting of
 374         mask for ID parameter.
 375         * ioparm.def: Fix order of parameters for pending, round, and sign.
 376         NOTE: These must line up with the definitions in libgfortran/io/io.h. or
 377         things don't work.
 378
 379 2008-04-06  Paul Thomas  <pault@gcc.gnu.org>
 380
 381         PR fortran/35780
 382         * expr.c (scalarize_intrinsic_call): Identify which argument is
 383         an array and use that as the template.
 384         (check_init_expr): Remove tests that first argument is an array
 385         in the call to scalarize_intrinsic_call.
 386
 387 2008-04-06  Tobias Schlüter  <tobi@gcc.gnu.org>
 388
 389         PR fortran/35832
 390         * io.c (io_tag): Add field 'value'.  Split 'spec' field in
 391         existing io_tags.
 392         (match_etag, match_vtag, match_ltag): Split parsing in two steps
 393         to give better error messages.
 394
 395 2008-04-06  Tobias Burnus  <burnus@net-b.de>
 396
 397         * io.c (check_io_constraints): Add constrains. ID= requires
 398         asynchronous= and asynchronous= must be init expression.
 399
 400 2008-04-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 401
 402         * f95-lang.c: Set LANG_HOOKS_NAME to "GNU Fortran".
 403
 404 2008-04-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 405
 406         * dump-parse-tree.c: Use fprintf, fputs and fputc instead of
 407         gfc_status and gfc_status_char. Remove gfc_ prefix of the gfc_show_*
 408         functions and make them static. Add new gfc_dump_parse_tree
 409         function.
 410         * gfortran.h (gfc_option_t): Rename verbose into dump_parse_tree.
 411         (gfc_status, gfc_status_char): Delete prototypes.
 412         * error.c (gfc_status, gfc_status_char): Remove functions.
 413         * scanner.c (gfc_new_file): Use printf instead of gfc_status.
 414         * options.c (gfc_init_options): Rename verbose into dump_parse_tree.
 415         (gfc_handle_module_path_options): Use gfc_fatal_error instead of
 416         gfc_status and exit.
 417         (gfc_handle_option): Rename verbose into dump_parse_tree.
 418         * parse.c (gfc_parse_file): Use gfc_dump_parse_tree.
 419
 420 2008-04-05  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 421             Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 422
 423         PR fortran/25829 28655
 424         * dump-parse-tree.c (gfc_show_code_node): Show new I/O parameters.
 425         * gfortran.h (gfc_statement): Add ST_WAIT enumerator.
 426         (gfc_open): Add pointers for decimal, encoding, round, sign,
 427         asynchronous. (gfc_inquire): Add pointers for asynchronous, decimal,
 428         encoding, pending, round, sign, size, id.
 429         (gfc_wait): New typedef struct. (gfc_dt): Add pointers for id, pos,
 430         asynchronous, blank, decimal, delim, pad, round, sign.
 431         (gfc_exec_op): Add EXEC_WAIT enumerator. (gfc_code): Add pointer for
 432         wait. (gfc_free_wait), (gfc_resolve_wait): New function prototypes.
 433         * trans-stmt.h (gfc_trans_wait): New function prototype.
 434         * trans.c (gfc_trans_code): Add case for EXEC_WAIT.
 435         * io.c (io_tag): Add new tags for DECIMAL, ENCODING, ROUND, SIGN,
 436         ASYCHRONOUS, ID. (match_open_element): Add matchers for new tags.
 437         (gfc_free_open): Free new pointers. (gfc_resolve_open): Resolve new
 438         tags. (gfc_resolve_open): Remove comment around check for allowed
 439         values and ASYNCHRONOUS, update it.  Likewise for DECIMAL, ENCODING,
 440         ROUND, and SIGN. (match_dt_element): Add matching for new tags.
 441         (gfc_free_wait): New function. (gfc_resolve_wait): New function.
 442         (match_wait_element): New function. (gfc_match_wait): New function.
 443         * resolve.c (gfc_resolve_blocks): Add case for EXEC_WAIT.
 444         (resolve_code): Add case for EXEC_WAIT.
 445         * st.c (gfc_free_statement): Add case for EXEC_WAIT.
 446         * trans-io.c (ioparam_type): Add IOPARM_ptype_wait. (gfc_st_parameter):
 447         Add "wait" entry. (iocall): Add IOCALL_WAIT enumerator.
 448         (gfc_build_io_library_fndecls): Add function declaration for st_wait.
 449         (gfc_trans_open): Add mask bits for new I/O tags.
 450         (gfc_trans_inquire): Add mask bits for new I/O tags.
 451         (gfc_trans_wait): New translation function.
 452         (build_dt): Add mask bits for new I/O tags.
 453         * match.c (gfc_match_if) Add matcher for "wait".
 454         * match.h (gfc_match_wait): Prototype for new function.
 455         * ioparm.def: Add new I/O parameter definitions.
 456         * parse.c (decode_statement): Add match for "wait" statement.
 457         (next_statement): Add case for ST_WAIT. (gfc_ascii_statement): Same.
 458
 459 2008-04-03  Jakub Jelinek  <jakub@redhat.com>
 460
 461         PR fortran/35786
 462         * openmp.c (resolve_omp_clauses): Diagnose if a clause symbol
 463         isn't a variable.
 464
 465 2008-04-03  Tom Tromey  <tromey@redhat.com>
 466
 467         * Make-lang.in (fortran_OBJS): New variable.
 468
 469 2008-04-03  Paolo Bonzini  <bonzini@gnu.org>
 470
 471         * f95-lang.c (insert_block): Kill.
 472
 473 2008-04-01  George Helffrich <george@gcc.gnu.org>
 474
 475         PR fortran/35154, fortran/23057
 476         * trans-common.c (create_common):  Add decl to function
 477         chain to preserve identifier scope in debug output.
 478
 479 2008-04-01  Joseph Myers  <joseph@codesourcery.com>
 480
 481         * gfortran.texi: Include gpl_v3.texi instead of gpl.texi
 482         * Make-lang.in (GFORTRAN_TEXI): Include gpl_v3.texi instead of
 483         gpl.texi.
 484
 485 2008-03-30  Paul Thomas  <pault@gcc.gnu.org>
 486
 487         PR fortran/35740
 488         * resolve.c (resolve_function, resolve_call): If the procedure
 489         is elemental do not look for noncopying intrinsics.
 490
 491 2008-03-29  Paul Thomas  <pault@gcc.gnu.org>
 492
 493         PR fortran/35698
 494         * trans-array.c (gfc_array_init_size): Set 'size' zero if
 495         negative in one dimension.
 496
 497         PR fortran/35702
 498         * trans-expr.c (gfc_trans_string_copy): Only assign a char
 499         directly if the lhs and rhs types are the same.
 500
 501 2008-03-28  Daniel Franke  <franke.daniel@gmail.com>
 502             Paul Richard Thomas <paul.richard.thomas@gmail.com>
 503
 504         PR fortran/34714
 505         * primary.c (match_variable): Improved matching of function
 506         result variables.
 507         * resolve.c (resolve_allocate_deallocate): Removed checks if
 508         the actual argument for STAT is a variable.
 509
 510 2008-03-28  Tobias Burnus  <burnus@net-b.de>
 511
 512         * symbol.c (gfc_get_default_type): Fix error message; option
 513         -fallow_leading_underscore should be -fallow-leading-underscore
 514
 515 2008-03-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 516
 517         PR fortran/35724
 518         * iresolve.c (gfc_resolve_cshift): Check for NULL symtree in test for
 519         optional argument attribute.
 520
 521 2008-03-27  Tom Tromey  <tromey@redhat.com>
 522
 523         * Make-lang.in: Revert automatic dependency patch.
 524
 525 2008-03-25  Tom Tromey  <tromey@redhat.com>
 526
 527         * Make-lang.in: Remove .o targets.
 528         (fortran_OBJS): New variable.
 529         (fortran/gfortranspec.o): Move to fortran/.  Reduce to variable
 530         setting.
 531         (GFORTRAN_D_OBJS): Update.
 532         (GFORTRAN_TRANS_DEPS): Remove.
 533
 534 2008-03-24  Paul Thomas  <pault@gcc.gnu.org>
 535
 536         PR fortran/34813
 537         * resolve.c (resolve_structure_cons): It is an error to assign
 538         NULL to anything other than a pointer or allocatable component.
 539
 540         PR fortran/33295
 541         * resolve.c (resolve_symbol): If the symbol is a derived type,
 542         resolve the derived type.  If the symbol is a derived type
 543         function, ensure that the derived type is visible in the same
 544         namespace as the function.
 545
 546 2008-03-23  Tobias Schlüter  <tobi@gcc.gnu.org>
 547
 548         * trans.h: Use fold_build in build1_v, build2_v and build3_v
 549         macros.
 550         * trans-openmp.c (gfc_trans_omp_critical, gfc_trans_omp_single):
 551         Don't use build2_v macro.
 552
 553 2008-03-19  Daniel Franke  <franke.daniel@gmail.com>
 554
 555         PR fortran/35152
 556         * interface.c (gfc_procedure_use): Check for keyworded arguments in
 557         procedures without explicit interfaces.
 558
 559 2008-03-16  Paul Thomas  <pault@gcc.gnu.org>
 560
 561         PR fortran/35470
 562         * resolve.c (check_assumed_size_reference):  Only visit the
 563         first reference and look directly at the highest dimension.
 564
 565 2008-03-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 566
 567         PR fortran/35184
 568         * trans-array.c (gfc_conv_array_index_offset): Remove unnecessary
 569         assert.
 570
 571 2008-03-15  Daniel Franke  <franke.daniel@gmail.com>
 572
 573         PR fortran/35584
 574         * resolve.c (resolve_branch): Less strict and pessimistic warning
 575         message.
 576
 577 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
 578
 579         * f95-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
 580         (gfc_be_parse_file): Call clear_binding_stack from here.
 581         (gfc_clear_binding_stack): Rename to clear_binding_stack.
 582
 583 2008-03-09  Paul Thomas  <pault@gcc.gnu.org>
 584
 585         PR fortran/35474
 586         * module.c (mio_symtree_ref): After providing a symbol for a
 587         missing equivalence member, resolve and NULL the fixups.
 588
 589 2008-03-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 590
 591         * invoke.texi (Error and Warning Options): Document
 592         -Wline-truncation.
 593
 594 2008-03-08  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 595
 596         PR fortran/34956
 597         * trans-array.c (gfc_conv_ss_startstride): Fix the logic to avoid
 598         checking bounds of absent optional arguments.
 599
 600 2008-03-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 601
 602         PR fortran/33197
 603         * intrinsic.c (add_functions): Add simplification routines for
 604         ERF, DERF, ERFC and DERFC.
 605         * decl.c (gfc_match_suffix, gfc_match_subroutine): Change GNU
 606         extensions into Fortran 2008 features.
 607         * intrinsic.h (gfc_simplify_erf, gfc_simplify_erfc): New
 608         prototypes.
 609         * simplify.c (gfc_simplify_erf, gfc_simplify_erfc): New functions.
 610
 611 2008-03-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 612
 613         PR fortran/33197
 614         * intrinsic.c (add_functions): Modify intrinsics ACOSH, ASINH,
 615         ATANH, ERF, ERFC and GAMMA. Add intrinsics BESSEL_{J,Y}{0,1,N},
 616         ERFC_SCALED, LOG_GAMMA and HYPOT.
 617         * intrinsic.h (gfc_check_hypot, gfc_simplify_hypot,
 618         gfc_resolve_hypot): New prototypes.
 619         * mathbuiltins.def: Add HYPOT builtin. Make complex versions of
 620         ACOSH, ASINH and ATANH available.
 621         * gfortran.h (GFC_ISYM_ERFC_SCALED, GFC_ISYM_HYPOT): New values.
 622         * lang.opt: Add -std=f2008 option.
 623         * libgfortran.h: Define GFC_STD_F2008.
 624         * lang-specs.h: Add .f08 and .F08 file suffixes.
 625         * iresolve.c (gfc_resolve_hypot): New function.
 626         * parse.c (parse_contained): Allow empty CONTAINS for Fortran 2008.
 627         * check.c (gfc_check_hypot): New function.
 628         * trans-intrinsic.c (gfc_intrinsic_map): Define ERFC_SCALE builtin.
 629         * options.c (set_default_std_flags): Allow Fortran 2008 by default.
 630         (form_from_filename): Add .f08 suffix.
 631         (gfc_handle_option): Handle -std=f2008 option.
 632         * simplify.c (gfc_simplify_hypot): New function.
 633         * gfortran.texi: Document Fortran 2008 status and file extensions.
 634         * intrinsic.texi: Document new BESSEL_{J,Y}{0,1,N} intrinsics,
 635         as well as HYPOT and ERFC_SCALED. Update documentation of ERF,
 636         ERFC, GAMMA, LGAMMA, ASINH, ACOSH and ATANH.
 637         * invoke.texi: Document the new -std=f2008 option.
 638
 639 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
 640
 641         * gfortranspec.c (lang_specific_driver): Update copyright notice
 642         dates.
 643
 644 2008-02-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 645
 646         PR fortran/35059
 647         * expr.c (find_array_element): Modify traversing the constructor to
 648         avoid trying to access NULL memory pointed to by next for the
 649         last element. (find_array_section): Exit while loop if cons->next is
 650         NULL.
 651         * trans-expr.c (gfc_conv_scalar_char_value): Initialize gfc_typespec.
 652         (gfc_conv_function_call): Same.
 653         * decl.c (gfc_match_implicit): Same.
 654         * trans-intrinsic.c (gfc_conv_intrinsic_sr_kind): Same.
 655
 656 2008-02-28  Daniel Franke  <franke.daniel@gmail.com>
 657
 658         PR fortran/31463
 659         PR fortran/33950
 660         PR fortran/34296
 661         * lang.opt: Added -Wreturn-type.
 662         * options.c (gfc_handle_option): Recognize -Wreturn-type.
 663         * trans-decl.c (gfc_trans_deferred_vars): Emit warnings for funtions
 664         where the result value is not set.
 665         (gfc_generate_function_code): Likewise.
 666         (generate_local_decl): Emit warnings for funtions whose RESULT
 667         variable is not set.
 668
 669 2008-02-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 670
 671         PR fortran/34868
 672         * trans-expr.c (gfc_conv_variable): Don't build indirect
 673         references when explicit interface is mandated.
 674         * resolve.c (resolve_formal_arglist): Set attr.always_explicit
 675         on the result symbol as well as the procedure symbol.
 676
 677 2008-02-27  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 678
 679         PR fortran/33387
 680         * trans.h: Remove prototypes for gfor_fndecl_math_exponent4,
 681         gfor_fndecl_math_exponent8, gfor_fndecl_math_exponent10 and
 682         gfor_fndecl_math_exponent16.
 683         * f95-lang.c (build_builtin_fntypes): Add new function types.
 684         (gfc_init_builtin_functions): Add new builtins for nextafter,
 685         frexp, ldexp, fabs, scalbn and inf.
 686         * iresolve.c (gfc_resolve_rrspacing): Don't add hidden arguments.
 687         (gfc_resolve_scale): Don't convert type of second argument.
 688         (gfc_resolve_set_exponent): Likewise.
 689         (gfc_resolve_size): Don't add hidden arguments.
 690         * trans-decl.c: Remove gfor_fndecl_math_exponent4,
 691         gfor_fndecl_math_exponent8, gfor_fndecl_math_exponent10 and
 692         gfor_fndecl_math_exponent16.
 693         * trans-intrinsic.c (gfc_intrinsic_map): Remove intrinsics
 694         for scalbn, fraction, nearest, rrspacing, set_exponent and
 695         spacing.
 696         (gfc_conv_intrinsic_exponent): Directly call frexp.
 697         (gfc_conv_intrinsic_fraction, gfc_conv_intrinsic_nearest,
 698         gfc_conv_intrinsic_spacing, gfc_conv_intrinsic_rrspacing,
 699         gfc_conv_intrinsic_scale, gfc_conv_intrinsic_set_exponent): New
 700         functions.
 701         (gfc_conv_intrinsic_function): Use the new functions above.
 702
 703 2008-02-26  Tobias Burnus  <burnus@net-b.de>
 704
 705         PR fortran/35033
 706         * interface.c (check_operator_interface): Show better line for error
 707         messages; fix constrains for user-defined assignment operators.
 708         (gfc_extend_assign): Fix constrains for user-defined assignment
 709         operators.
 710
 711 2008-02-26  Tom Tromey  <tromey@redhat.com>
 712
 713         * trans-io.c (set_error_locus): Remove old location code.
 714         * trans-decl.c (gfc_set_decl_location): Remove old location code.
 715         * f95-lang.c (gfc_init): Remove test of USE_MAPPED_LOCATION.
 716         * scanner.c (gfc_gobble_whitespace): Remove old location code.
 717         (get_file): Likewise.
 718         (preprocessor_line): Likewise.
 719         (load_file): Likewise.
 720         (gfc_new_file): Likewise.
 721         * trans.c (gfc_trans_runtime_check): Remove old location code.
 722         (gfc_get_backend_locus): Likewise.
 723         (gfc_set_backend_locus): Likewise.
 724         * data.c (gfc_assign_data_value): Remove old location code.
 725         * error.c (show_locus): Remove old location code.
 726         * gfortran.h (gfc_linebuf): Remove old location code.
 727         (gfc_linebuf_linenum): Remove old-location variant.
 728
 729 2008-02-25  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 730
 731         PR fortran/34729
 732         * trans-const.c (gfc_build_string_const): Don't call gettext.
 733         (gfc_build_localized_string_const): New function.
 734         * trans-const.h (gfc_build_localized_string_const): New prototype.
 735         * trans.c (gfc_trans_runtime_check): Use
 736         gfc_build_localized_string_const instead of gfc_build_string_const.
 737         (gfc_call_malloc): Likewise.
 738         (gfc_allocate_with_status): Likewise.
 739         (gfc_allocate_array_with_status): Likewise.
 740         (gfc_deallocate_with_status): Likewise.
 741         (gfc_call_realloc): Likewise.
 742         * trans-io.c (gfc_trans_io_runtime_check): Likewise.
 743
 744 2008-02-24  Tobias Schlüter  <tobi@gcc.gnu.org>
 745
 746         * arith.c: Update copyright years.
 747         * arith.h: Likewise.
 748         * array.c: Likewise.
 749         * bbt.c: Likewise.
 750         * check.c: Likewise.
 751         * data.c: Likewise.
 752         * data.h: Likewise.
 753         * decl.c: Likewise.
 754         * dependency.c: Likewise.
 755         * dependency.h: Likewise.
 756         * dump-parse-tree.c: Likewise.
 757         * error.c: Likewise.
 758         * expr.c: Likewise.
 759         * gfc-internals.texi: Likewise.
 760         * gfortran.h: Likewise.
 761         * gfortran.texi: Likewise.
 762         * gfortranspec.c: Likewise.
 763         * interface.c: Likewise.
 764         * intrinsic.c: Likewise.
 765         * intrinsic.h: Likewise.
 766         * intrinsic.texi: Likewise.
 767         * invoke.texi: Likewise.
 768         * io.c: Likewise.
 769         * iresolve.c: Likewise.
 770         * iso-c-binding.def: Likewise.
 771         * iso-fortran-env.def: Likewise.
 772         * lang-specs.h: Likewise.
 773         * lang.opt: Likewise.
 774         * libgfortran.h: Likewise.
 775         * match.c: Likewise.
 776         * match.h: Likewise.
 777         * matchexp.c: Likewise.
 778         * misc.c: Likewise.
 779         * module.c: Likewise.
 780         * openmp.c: Likewise.
 781         * options.c: Likewise.
 782         * parse.c: Likewise.
 783         * parse.h: Likewise.
 784         * primary.c: Likewise.
 785         * resolve.c: Likewise.
 786         * scanner.c: Likewise.
 787         * simplify.c: Likewise.
 788         * st.c: Likewise.
 789         * symbol.c: Likewise.
 790         * target-memory.c: Likewise.
 791         * target-memory.h: Likewise.
 792         * trans-array.h: Likewise.
 793         * trans-const.h: Likewise.
 794         * trans-stmt.h: Likewise.
 795         * trans-types.c: Likewise.
 796         * trans-types.h: Likewise.
 797         * types.def: Likewise.
 798
 799 2008-02-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 800
 801         PR fortran/35223
 802         * simplify.c (gfc_simplify_ibclr), (gfc_simplify_ibits),
 803         (gfc_simplify_ibset): Remove call to range_check.
 804         (simplify_cmplx), (gfc_simplify_dble), (gfc_simplify_float)
 805         (gfc_simplify_real): Add call gfc_clear_ts to initialize the
 806         temporary gfc_typspec variable.
 807
 808 2008-02-24  Tobias Schlüter  <tobi@gcc.gnu.org>
 809
 810         * trans-array.c (gfc_conv_descriptor_data_get,
 811         gfc_conv_descriptor_data_set_internal,
 812         gfc_conv_descriptor_data_addr, gfc_conv_descriptor_offset,
 813         gfc_conv_descriptor_dtype, gfc_conv_descriptor_dimension,
 814         gfc_conv_descriptor_stride, gfc_conv_descriptor_lbound,
 815         gfc_conv_descriptor_ubound, gfc_trans_create_temp_array,
 816         gfc_conv_array_transpose, gfc_grow_array,
 817         gfc_trans_array_constructor_subarray,
 818         gfc_trans_array_constructor_value, gfc_trans_scalarized_loop_end,
 819         gfc_array_init_size, gfc_array_allocate, gfc_array_deallocate,
 820         gfc_conv_array_initializer, gfc_trans_array_bounds,
 821         gfc_trans_auto_array_allocation, gfc_trans_dummy_array_bias,
 822         gfc_get_dataptr_offset, gfc_conv_array_parameter,
 823         gfc_trans_dealloc_allocated, get_full_array_size,
 824         gfc_duplicate_allocatable, structure_alloc_comps): Use fold_buildN
 825         instead of buildN.
 826         * trans-expr.c (gfc_conv_expr_present, gfc_conv_missing_dummy,
 827         gfc_conv_component_ref, gfc_conv_cst_int_power,
 828         gfc_conv_function_call, gfc_trans_structur_assign): Likewise.
 829         * trans-common.c (create_common): Likewise.
 830         * trans-openmp.c (gfc_trans_omp_atomic, gfc_trans_omp_do):
 831         Likewise.
 832         * trans-const.c (gfc_conv_constant_to_tree): Likewise.
 833         * trans-stmt.c (gfc_trans_goto, gfc_trans_return, gfc_trans_do,
 834         gfc_trans_integer_select, gfc_trans_character_select,
 835         gfc_trans_forall_loop, compute_overall_iter_number,
 836         gfc_trans_forall_1, gfc_evaluate_where_mask, gfc_trans_allocate,
 837         gfc_trans_deallocate): Likewise.
 838         * trans.c (gfc_build_addr_expr, gfc_trans_runtime_check,
 839         gfc_allocate_with_status, gfc_allocate_array_with_status,
 840         gfc_deallocate_with_status): Likewise.
 841         * f95-lang.c (gfc_truthvalue_conversion): Likewise.
 842         * trans-io.c (set_parameter_const, set_parameter_value,
 843         set_parameter_ref, set_string, set_internal_unit, io_result,
 844         set_error_locus, nml_get_addr_expr, transfer_expr): Likewise.
 845         * trans-decl.c (gfc_build_qualified_array, build_entry_thunks,
 846         gfc_get_fake_result_decl, gfc_trans_auto_character_variable,
 847         gfc_generate_function_code): Likewise.
 848         * convert.c (convert): Likewise.
 849         * trans-intrinsic.c (gfc_conv_intrinsic_conversion,
 850         build_fixbound_expr, build_fix_expr, gfc_conv_intrinsic_aint,
 851         gfc_conv_intrinsic_int, gfc_conv_intrinsic_imagpart,
 852         gfc_conv_intrinsic_conjg, gfc_conv_intrinsic_abs,
 853         gfc_conv_intrinsic_cmplx, gfc_conv_intrinsic_mod,
 854         gfc_conv_intrinsic_dim, gfc_conv_intrinsic_dprod,
 855         gfc_conv_intrinsic_ctime, gfc_conv_intrinsic_fdate,
 856         gfc_conv_intrinsic_ttynam, gfc_conv_intrinsic_minmax,
 857         gfc_conv_intrinsic_minmax_char, gfc_conv_intrinsic_count,
 858         gfc_conv_intrinsic_arith, gfc_conv_intrinsic_dot_product,
 859         gfc_conv_intrinsic_minmaxloc, gfc_conv_intrinsic_minmaxval,
 860         gfc_conv_intrinsic_btest, gfc_conv_intrinsic_not,
 861         gfc_conv_intrinsic_ibits, gfc_conv_intrinsic_ishft,
 862         gfc_conv_intrinsic_ichar, gfc_conv_intrinsic_size,
 863         gfc_conv_intrinsic_array_transfer, gfc_conv_intrinsic_transfer,
 864         gfc_conv_allocated, gfc_conv_associated, gfc_conv_intrinsic_trim,
 865         gfc_conv_intrinsic_repeat): Likewise.
 866
 867 2008-02-23  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 868
 869         PR target/25477
 870         * trans-expr.c (gfc_conv_power_op): Use BUILT_IN_CPOW{F,,L}.
 871         * f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_CPOW{F,,L}.
 872         * trans.h (gfor_fndecl_math_cpow, gfor_fndecl_math_cpowf,
 873         gfor_fndecl_math_cpowl10, gfor_fndecl_math_cpowl16): Remove.
 874         * trans-decl.c: Likewise.
 875
 876 2008-02-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 877
 878         PR fortran/35059
 879         * expr.c (find_array_element): Modify traversing the constructor to
 880         avoid trying to access NULL memory pointed to by next for the
 881         last element. (find_array_section): Exit while loop if cons->next is
 882         NULL.
 883
 884 2008-02-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 885
 886         PR fortran/34907
 887         * iresolve.c (resolve_mask_arg): Add gfc_clear_ts to initialize
 888         structure.
 889         (gfc_resolve_aint): Likewise.
 890         (gfc_resolve_anint): Likewise.
 891         (gfc_resolve_besn): Likewise.
 892         (gfc_resolve_cshift): Likewise.
 893         (gfc_resolve_ctime): Likewise.
 894         (gfc_resolve_eoshift): Likewise.
 895         (gfc_resolve_index_func): Likewise.
 896         (gfc_resolve_isatty): Likewise.
 897         (gfc_resolve_malloc): Likewise.
 898         (gfc_resolve_rrspacing): Likewise.
 899         (gfc_resolve_scale): Likewise.
 900         (gfc_resolve_set_exponent): Likewise.
 901         (gfc_resolve_spacing): Likewise.
 902         (gfc_resolve_spacing): Likewise.
 903         (gfc_resolve_fgetc): Likewise.
 904         (gfc_resolve_fputc): Likewise.
 905         (gfc_resolve_ftell): Likewise.
 906         (gfc_resolve_ttynam): Likewise.
 907         (gfc_resolve_alarm_sub): Likewise.
 908         (gfc_resolve_mvbits): Likewise.
 909         (gfc_resolve_getarg): Likewise.
 910         (gfc_resolve_signal_sub): Likewise.
 911         (gfc_resolve_exit): Likewise.
 912         (gfc_resolve_flush): Likewise.
 913         (gfc_resolve_free): Likewise.
 914         (gfc_resolve_ctime_sub): Likewise.
 915         (gfc_resolve_fgetc_sub): Likewise.
 916         (gfc_resolve_fputc_sub): Likewise.
 917         (gfc_resolve_fseek_sub): Likewise.
 918         (gfc_resolve_ftell_sub): Likewise.
 919         (gfc_resolve_ttynam_sub): Likewise.
 920
 921 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 922
 923         * gfc-internals.texi: Fix typos and markup nits.
 924         * gfortran.texi: Likewise.
 925         * intrinsic.texi: Likewise.
 926
 927 2008-02-21  Richard Guenther  <rguenther@suse.de>
 928
 929         * trans-expr.c (gfc_conv_expr_op): Expand INTRINSIC_PARENTHESES
 930         as unary PAREN_EXPR for real and complex typed expressions.
 931         (gfc_conv_unary_op): Fold the built tree.
 932
 933 2008-02-20  Tobias Burnus  <burnus@net-b.de>
 934
 935         PR fortran/34997
 936         * match.c (gfc_match_name): Improve error message for '$'.
 937
 938 2008-02-19  Daniel Franke  <franke.daniel@gmail.com>
 939
 940         PR fortran/35030
 941         * expr.c (gfc_check_pointer_assign): Add type and kind information
 942         to type-mismatch message.
 943         (gfc_check_assign): Unify error messages.
 944
 945 2008-02-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 946
 947         PR fortran/34952
 948         * gfortran.texi: Create new section for unimplemented extensions.
 949         Add "STRUCTURE and RECORD" and "ENCODE and DECODE statements".
 950         Remove "smaller projects" list. Fix a few typos.
 951
 952 2008-02-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 953
 954         * intrinsic.texi: Rename INDEX node to avoid clashing with
 955         index.html on case-insensitive systems.
 956
 957 2008-02-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 958
 959         PR fortran/35150
 960         * trans-expr.c (gfc_conv_function_call): Force evaluation of
 961         se->expr.
 962
 963 2008-02-10  Daniel Franke  <franke.daniel@gmail.com>
 964
 965         PR fortran/35019
 966         * lang.opt: Allow '-J<dir>' next to '-J <dir>',
 967         likewise '-I <dir>' and '-I<dir>'.
 968
 969 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 970
 971         PR other/35107
 972         * Make-lang.in (f951): Add $(GMPLIBS).
 973
 974 2008-02-05  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 975
 976         PR fortran/35037
 977         * trans-common.c (build_field): Mark fields as volatile when needed.
 978
 979 2008-02-05  Tobias Burnus  <burnus@net-b.de>
 980
 981         PR fortran/35093
 982         * data.c (gfc_assign_data_value): Only free "size" if
 983         it has not already been freed.
 984
 985 2008-02-05  Paul Thomas  <pault@gcc.gnu.org>
 986
 987         PR fortran/34945
 988         * array.c (match_array_element_spec): Remove check for negative
 989         array size.
 990         (gfc_resolve_array_spec): Add check for negative size.
 991
 992 2008-02-05  Paul Thomas  <pault@gcc.gnu.org>
 993
 994         PR fortran/32315
 995         * data.c (gfc_assign_data_value): Add bounds check for array
 996         references.
 997
 998 2008-02-04  Daniel Franke  <franke.daniel@gmail.com>
 999
1000         * resolve.c (resolve_where): Fix typo.
1001         (gfc_resolve_where_code_in_forall): Likewise.
1002
1003 2008-02-03  Paul Thomas  <pault@gcc.gnu.org>
1004
1005         PR fortran/32760
1006         * resolve.c (resolve_allocate_deallocate): New function.
1007         (resolve_code): Call it for allocate and deallocate.
1008         * match.c (gfc_match_allocate, gfc_match_deallocate) : Remove
1009         the checking of the STAT tag and put in above new function.
1010         * primary,c (match_variable): Do not fix flavor of host
1011         associated symbols yet if the type is not known.
1012
1013 2008-01-31  Paul Thomas  <pault@gcc.gnu.org>
1014
1015         PR fortran/34910
1016         * expr.c (gfc_check_assign): It is an error to assign
1017         to a sibling procedure.
1018
1019 2008-01-30  Paul Thomas  <pault@gcc.gnu.org>
1020
1021         PR fortran/34975
1022         * symbol.c (gfc_delete_symtree, gfc_undo_symbols): Rename
1023         delete_symtree to gfc_delete_symtree.
1024         * gfortran.h : Add prototype for gfc_delete_symtree.
1025         * module.c (load_generic_interfaces): Transfer symbol to a
1026         unique symtree and delete old symtree, instead of renaming.
1027         (read_module): The rsym and the found symbol are the same, so
1028         the found symtree can be deleted.
1029
1030         PR fortran/34429
1031         * decl.c (match_char_spec): Remove the constraint on deferred
1032         matching of functions and free the length expression.
1033         delete_symtree to gfc_delete_symtree.
1034         (gfc_match_type_spec): Whitespace.
1035         (gfc_match_function_decl): Defer characteristic association for
1036         all types except BT_UNKNOWN.
1037         * parse.c (decode_specification_statement): Only derived type
1038         function matching is delayed to the end of specification.
1039
1040 2008-01-28  Tobias Burnus  <burnus@net-b.de>
1041
1042         PR libfortran/34980
1043         * simplify.c (gfc_simplify_shape): Simplify rank zero arrays.
1044
1045 2008-01-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1046
1047         PR fortran/34990
1048         * array.c (gfc_check_constructor_type): Revert clearing the expression.
1049
1050 2008-01-26  Tobias Burnus  <burnus@net-b.de>
1051
1052         PR fortran/34848
1053         * trans-expr.c (gfc_conv_function_call): Don't call
1054         gfc_add_interface_mapping if the expression is NULL.
1055
1056 2008-01-26  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1057
1058         PR fortran/31610
1059         * trans-array.c (gfc_trans_create_temp_array): Remove call to
1060         gcc_assert (integer_zerop (loop->from[n])).
1061
1062 2008-01-25  Daniel Franke  <franke.daniel@gmail.com>
1063
1064         PR fortran/34661
1065         * resolve.c (resolve_where): Added check if user-defined assignment
1066         operator is an elemental subroutine.
1067         (gfc_resolve_where_code_in_forall): Likewise.
1068
1069 2008-01-24  Daniel Franke  <franke.daniel@gmail.com>
1070
1071         PR fortran/33375
1072         PR fortran/34858
1073         * gfortran.h: Revert changes from 2008-01-17.
1074         * match.c: Likewise.
1075         * symbol.c: Likewise.
1076         (gfc_undo_symbols): Undo namespace changes related to common blocks.
1077
1078 2008-01-24  Daniel Franke  <franke.daniel@gmail.com>
1079
1080         PR fortran/34202
1081         * data.c (formalize_structure_cons): Skip formalization on
1082         empty structures.
1083
1084 2008-01-24  Daniel Franke  <franke.daniel@gmail.com>
1085
1086         * gfortran.texi (OpenMP): Extended existing documentation.
1087         (contributors): Added major contributors of 2008 that were
1088         not listed yet.
1089         (proposed extensions): Removed implemented items.
1090
1091 2008-01-24  Paul Thomas  <pault@gcc.gnu.org>
1092
1093         PR fortran/34872
1094         * parse.c (next_statement) : If ST_GET_FCN_CHARACTERISTICS  is
1095         seen, check for a statement label and, if present, delete it
1096         and set the locus to the start of the statement.
1097
1098 2008-01-22  Paul Thomas  <pault@gcc.gnu.org>
1099
1100         PR fortran/34875
1101         * trans-io.c (gfc_trans_transfer): If the array reference in a
1102         read has a vector subscript, use gfc_conv_subref_array_arg to
1103         copy back the temporary.
1104
1105 2008-01-22  Tobias Burnus  <burnus@net-b.de>
1106
1107         PR fortran/34848
1108         * interface.c (compare_actual_formal): Fix adding type
1109         to missing_arg_type for absent optional arguments.
1110
1111 2008-01-22  Tobias Burnus  <burnus@net-b.de>
1112
1113         PR fortran/34907
1114         * parse.c (parse_spec): Change = into ==.
1115
1116 2008-01-22  Daniel Franke  <franke.daniel@gmail.com>
1117
1118         PR fortran/34915
1119         * expr.c (check_elemental): Fix check for valid data types.
1120
1121 2008-01-22  Tobias Burnus  <burnus@net-b.de>
1122
1123         PR fortran/34899
1124         * scanner.c (load_line): Support <tab><digit> continuation lines.
1125         * invoke.texi (-Wtabs): Document this.
1126
1127 2008-01-22  Paul Thomas  <pault@gcc.gnu.org>
1128
1129         PR fortran/34896
1130         * module.c (read_module): Set use_rename attribute.
1131
1132 2007-01-21  Tobias Burnus  <burnus@net-b.de>
1133
1134         PR fortran/34901
1135         * interface.c (compare_parameter): Improved error message
1136         for arguments of same type and mismatched kinds.
1137
1138 2008-01-20  Paul Thomas  <pault@gcc.gnu.org>
1139
1140         PR fortran/34861
1141         * resolve.c (resolve_entries): Do not do an array bounds check
1142         if the result symbols are the same.
1143
1144         PR fortran/34854
1145         * module.c (read_module) : Hide the symtree of the previous
1146         version of the symbol if this symbol is renamed.
1147
1148 2008-01-20  Paul Thomas  <pault@gcc.gnu.org>
1149
1150         PR fortran/34784
1151         * array.c (gfc_check_constructor_type): Clear the expression ts
1152         so that the checking starts from the deepest level of array
1153         constructor.
1154         * primary.c (match_varspec): If an unknown type is changed to
1155         default character and the attempt to match a substring fails,
1156         change it back to unknown.
1157
1158         PR fortran/34785
1159         * trans-array.c (gfc_add_loop_ss_code) : If ss->string_length is
1160         NULL for an array constructor, use the cl.length expression to
1161         build it.
1162         (gfc_conv_array_parameter): Change call to gfc_evaluate_now to
1163         a tree assignment.
1164
1165 2008-01-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
1166
1167         PR fortran/34817
1168         PR fortran/34838
1169         * iresolve.c (gfc_resolve_all):  Remove conversion of mask
1170         argument to kind=1 by removing call to resolve_mask_arg().
1171         (gfc_resolve_any):  Likewise.
1172
1173 2008-01-19  Tobias Burnus  <burnus@net-b.de>
1174
1175         PR fortran/34760
1176         * primary.c (match_variable): Handle FL_UNKNOWN without
1177         uneducated guessing.
1178         (match_variable): Improve error message.
1179
1180 2008-01-18  Tobias Burnus  <burnus@net-b.de>
1181
1182         PR fortran/32616
1183         * interface.c (get_expr_storage_size): Return storage size
1184         for array element designators.
1185         (compare_actual_formal): Reject unequal string sizes for
1186         assumed-shape dummy arguments. And fix error message for
1187         array-sections with vector subscripts.
1188
1189 2008-01-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1190
1191         PR fortran/34556
1192         * simplify.c (is_constant_array_expr): New static function that returns
1193         true if the given expression is an array and is constant.
1194         (gfc_simplify_reshape): Use new function.
1195
1196 2008-01-17  H.J. Lu  <hongjiu.lu@intel.com>
1197
1198         PR fortran/33375
1199         * symbol.c (free_common_tree): Renamed to ...
1200         (gfc_free_common_tree): This.  Remove static.
1201         (gfc_free_namespace): Updated.
1202
1203         * gfortran.h (gfc_free_common_tree): New.
1204
1205         * match.c (gfc_match_common): Call gfc_free_common_tree () with
1206         gfc_current_ns->common_root and set gfc_current_ns->common_root
1207         to NULL on syntax error.
1208
1209 2008-01-18  Richard Sandiford  <rsandifo@nildram.co.uk>
1210
1211         PR fortran/34686
1212         * trans-expr.c (gfc_conv_function_call): Use proper
1213         type for returned character pointers.
1214
1215 2008-01-17  Paul Thomas  <pault@gcc.gnu.org>
1216
1217         PR fortran/34429
1218         PR fortran/34431
1219         PR fortran/34471
1220         * decl.c : Remove gfc_function_kind_locus and
1221         gfc_function_type_locus. Add gfc_matching_function.
1222         (match_char_length): If matching a function and the length
1223         does not match, return MATCH_YES and try again later.
1224         (gfc_match_kind_spec): The same.
1225         (match_char_kind): The same.
1226         (gfc_match_type_spec): The same for numeric and derived types.
1227         (match_prefix): Rename as gfc_match_prefix.
1228         (gfc_match_function_decl): Except for function valued character
1229         lengths, defer applying kind, type and charlen info until the
1230         end of specification block.
1231         gfortran.h (gfc_statement): Add ST_GET_FCN_CHARACTERISTICS.
1232         parse.c (decode_specification_statement): New function.
1233         (decode_statement): Call it when a function has kind = -1. Set
1234         and reset gfc_matching function, as function statement is being
1235         matched.
1236         (match_deferred_characteristics): Simplify with a single call
1237         to gfc_match_prefix. Do appropriate error handling. In any
1238         case, make sure that kind = -1 is reset or corrected.
1239         (parse_spec): Call above on seeing ST_GET_FCN_CHARACTERISTICS.
1240         Throw an error if kind = -1 after last specification statement.
1241         parse.h : Prototype for gfc_match_prefix.
1242
1243 2008-01-16  Tobias Burnus  <burnus@net-b.de>
1244
1245         PR fortran/34796
1246         * interface.c (compare_parameter): Allow AS_DEFERRED array
1247         elements and reject attr.pointer array elemenents.
1248         (get_expr_storage_size): Return storage size of elements of
1249         assumed-shape and pointer arrays.
1250
1251 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
1252
1253         * f95-lang.c (gfc_init_builtin_functions): Initialize GOMP builtins
1254         for flag_tree_parallelize_loops.
1255
1256 2008-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>
1257
1258         PR libfortran/34671
1259         * iresolve.c (gfc_resolve_all):  Call resolve_mask_arg.
1260         (gfc_resolve_any):  Likewise.
1261         (gfc_resolve_count):  Likewise.  Don't append kind of
1262         argument to function name.
1263
1264 2008-01-13  Tobias Burnus  <burnus@net-b.de>
1265
1266         PR fortran/34665
1267         * resolve.c (resolve_actual_arglist): For expressions,
1268         also check for assume-sized arrays.
1269         * interface.c (compare_parameter): Move F2003 character checks
1270         here, print error messages here, reject elements of
1271         assumed-shape array as argument to dummy arrays.
1272         (compare_actual_formal): Update for the changes above.
1273
1274 2008-01-13  Tobias Burnus  <burnus@net-b.de>
1275
1276         PR fortran/34763
1277         * decl.c (contained_procedure): Only check directly preceeding state.
1278
1279 2008-01-13  Tobias Burnus  <burnus@net-b.de>
1280
1281         PR fortran/34759
1282         * check.c (gfc_check_shape): Accept array ranges of
1283         assumed-size arrays.
1284
1285 2008-01-12  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1286
1287         PR fortran/34432
1288         * match.c (gfc_match_name): Don't error if leading character is a '(',
1289         just return MATCH_NO.
1290
1291 2008-01-11  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1292
1293         PR fortran/34722
1294         * trans-io.c (create_dummy_iostat): Commit the symbol.
1295
1296 2008-01-11  Paul Thomas  <pault@gcc.gnu.org>
1297
1298         PR fortran/34537
1299         * simplify.c (gfc_simplify_transfer): Return NULL if the size
1300         of the element is unavailable and only assign character length
1301         to the result, if 'mold' is constant.
1302
1303 2008-01-10  Paul Thomas  <pault@gcc.gnu.org>
1304
1305         PR fortran/34396
1306         * trans-array.c (gfc_trans_array_ctor_element):  Use gfc_trans_string_copy
1307         to assign strings and perform bounds checks on the string length.
1308         (get_array_ctor_strlen): Remove bounds checking.
1309         (gfc_trans_array_constructor): Initialize string length checking.
1310         * trans-array.h : Add prototype for gfc_trans_string_copy.
1311
1312 2008-01-08  Richard Guenther  <rguenther@suse.de>
1313
1314         PR fortran/34706
1315         PR tree-optimization/34683
1316         * trans-types.c (gfc_get_array_type_bounds): Use an array type
1317         with known size for accesses if that is known.
1318
1319 2008-01-08  Paul Thomas  <pault@gcc.gnu.org>
1320
1321         PR fortran/34476
1322         * expr.c (find_array_element): Check that the array bounds are
1323         constant before using them.  Use lower, as well as upper bound.
1324         (check_restricted): Allow implied index variable.
1325
1326 2008-01-08  Paul Thomas  <pault@gcc.gnu.org>
1327
1328         PR fortran/34681
1329         * trans_array.c (gfc_trans_deferred_array): Do not null the
1330         data pointer on entering scope, nor deallocate it on leaving
1331         scope, if the symbol has the 'save' attribute.
1332
1333         PR fortran/34704
1334         * trans_decl.c (gfc_finish_var_decl): Derived types with
1335         allocatable components and an initializer must be TREE_STATIC.
1336
1337 2008-01-07  Paul Thomas  <pault@gcc.gnu.org>
1338
1339         PR fortran/34672
1340         * module.c (write_generic): Rewrite completely.
1341         (write_module): Change call to write_generic.
1342
1343 2008-01-06  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1344
1345         PR fortran/34659
1346         * scanner.c (load_line): Do not count ' ' as printable when checking for
1347         continuations.
1348
1349 2008-01-06  Paul Thomas  <pault@gcc.gnu.org>
1350
1351         PR fortran/34545
1352         * module.c (load_needed): If the namespace has no proc_name
1353         give it the module symbol.
1354
1355 2008-01-06  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1356
1357         PR fortran/34387
1358         * trans-expr.c (gfc_conv_missing_dummy): Use a temporary to type convert
1359         the dummy variable expression, test for NULL, and pass the variable
1360         address to the called function.
1361
1362 2007-01-06  Tobias Burnus  <burnus@net-b.de>
1363
1364         PR fortran/34658
1365         * match.c (gfc_match_common): Remove blank common in
1366         DATA BLOCK warning.
1367         * resolve.c (resolve_common_vars): New function.
1368         (resolve_common_blocks): Move checks to resolve_common_vars
1369         and invoke that function.
1370         (resolve_types): Call resolve_common_vars for blank commons.
1371
1372 2008-01-06  Tobias Burnus  <burnus@net-b.de>
1373
1374         PR fortran/34655
1375         * resolve.c (resolve_equivalence_derived): Reject derived types with
1376         default initialization if equivalenced with COMMON variable.
1377
1378 2008-01-06  Tobias Burnus  <burnus@net-b.de>
1379
1380         PR fortran/34654
1381         * io.c (check_io_constraints): Disallow unformatted I/O for
1382         internal units.
1383
1384 2008-01-06  Tobias Burnus  <burnus@net-b.de>
1385
1386         PR fortran/34660
1387         * resolve.c (resolve_formal_arglist): Reject dummy procedure in
1388         ELEMENTAL functions.
1389
1390 2008-01-06  Tobias Burnus  <burnus@net-b.de>
1391
1392         PR fortran/34662
1393         * interface.c (compare_actual_formal): Reject parameter
1394         actual to intent(out) dummy.
1395
1396 2008-01-04  Tobias Burnus  <burnus@net-b.de>
1397
1398         PR fortran/34557
1399         * primary.c (match_varspec): Gobble whitespace before
1400         checking for '('.