gcc/fortran/ChangeLog

   1 2008-02-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
   2
   3         PR fortran/34952
   4         * gfortran.texi: Create new section for unimplemented extensions.
   5         Add "STRUCTURE and RECORD" and "ENCODE and DECODE statements".
   6         Remove "smaller projects" list. Fix a few typos.
   7
   8 2008-02-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
   9
  10         * intrinsic.texi: Rename INDEX node to avoid clashing with
  11         index.html on case-insensitive systems.
  12
  13 2008-02-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  14
  15         PR fortran/35150
  16         * trans-expr.c (gfc_conv_function_call): Force evaluation of
  17         se->expr.
  18
  19 2008-02-10  Daniel Franke  <franke.daniel@gmail.com>
  20
  21         fortran/PR35019
  22         * lang.opt: Allow '-J<dir>' next to '-J <dir>',
  23         likewise '-I <dir>' and '-I<dir>'.
  24
  25 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
  26
  27         PR other/35107
  28         * Make-lang.in (f951): Add $(GMPLIBS).
  29
  30 2008-02-05  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
  31
  32         PR fortran/35037
  33         * trans-common.c (build_field): Mark fields as volatile when needed.
  34
  35 2008-02-05  Tobias Burnus  <burnus@net-b.de>
  36
  37         PR fortran/35093
  38         * data.c (gfc_assign_data_value): Only free "size" if
  39         it has not already been freed.
  40
  41 2008-02-05  Paul Thomas  <pault@gcc.gnu.org>
  42
  43         PR fortran/34945
  44         * array.c (match_array_element_spec): Remove check for negative
  45         array size.
  46         (gfc_resolve_array_spec): Add check for negative size.
  47
  48 2008-02-05  Paul Thomas  <pault@gcc.gnu.org>
  49
  50         PR fortran/32315
  51         * data.c (gfc_assign_data_value): Add bounds check for array
  52         references.
  53
  54 2008-02-04  Daniel Franke  <franke.daniel@gmail.com>
  55
  56         * resolve.c (resolve_where): Fix typo.
  57         (gfc_resolve_where_code_in_forall): Likewise.
  58
  59 2008-02-03  Paul Thomas  <pault@gcc.gnu.org>
  60
  61         PR fortran/32760
  62         * resolve.c (resolve_allocate_deallocate): New function.
  63         (resolve_code): Call it for allocate and deallocate.
  64         * match.c (gfc_match_allocate, gfc_match_deallocate) : Remove
  65         the checking of the STAT tag and put in above new function.
  66         * primary,c (match_variable): Do not fix flavor of host
  67         associated symbols yet if the type is not known.
  68
  69 2008-01-31  Paul Thomas  <pault@gcc.gnu.org>
  70
  71         PR fortran/34910
  72         * expr.c (gfc_check_assign): It is an error to assign
  73         to a sibling procedure.
  74
  75 2008-01-30  Paul Thomas  <pault@gcc.gnu.org>
  76
  77         PR fortran/34975
  78         * symbol.c (gfc_delete_symtree, gfc_undo_symbols): Rename
  79         delete_symtree to gfc_delete_symtree.
  80         * gfortran.h : Add prototype for gfc_delete_symtree.
  81         * module.c (load_generic_interfaces): Transfer symbol to a
  82         unique symtree and delete old symtree, instead of renaming.
  83         (read_module): The rsym and the found symbol are the same, so
  84         the found symtree can be deleted.
  85
  86         PR fortran/34429
  87         * decl.c (match_char_spec): Remove the constraint on deferred
  88         matching of functions and free the length expression.
  89         delete_symtree to gfc_delete_symtree.
  90         (gfc_match_type_spec): Whitespace.
  91         (gfc_match_function_decl): Defer characteristic association for
  92         all types except BT_UNKNOWN.
  93         * parse.c (decode_specification_statement): Only derived type
  94         function matching is delayed to the end of specification.
  95
  96 2008-01-28  Tobias Burnus  <burnus@net-b.de>
  97
  98         PR libfortran/34980
  99         * simplify.c (gfc_simplify_shape): Simplify rank zero arrays.
 100
 101 2008-01-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 102
 103         PR fortran/34990
 104         * array.c (gfc_check_constructor_type): Revert clearing the expression.
 105
 106 2008-01-26  Tobias Burnus  <burnus@net-b.de>
 107
 108         PR fortran/34848
 109         * trans-expr.c (gfc_conv_function_call): Don't call
 110         gfc_add_interface_mapping if the expression is NULL.
 111
 112 2008-01-26  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 113
 114         PR fortran/31610
 115         * trans-array.c (gfc_trans_create_temp_array): Remove call to
 116         gcc_assert (integer_zerop (loop->from[n])).
 117
 118 2008-01-25  Daniel Franke  <franke.daniel@gmail.com>
 119
 120         PR fortran/34661
 121         * resolve.c (resolve_where): Added check if user-defined assignment
 122         operator is an elemental subroutine.
 123         (gfc_resolve_where_code_in_forall): Likewise.
 124
 125 2008-01-24  Daniel Franke  <franke.daniel@gmail.com>
 126
 127         PR fortran/33375
 128         PR fortran/34858
 129         * gfortran.h: Revert changes from 2008-01-17.
 130         * match.c: Likewise.
 131         * symbol.c: Likewise.
 132         (gfc_undo_symbols): Undo namespace changes related to common blocks.
 133
 134 2008-01-24  Daniel Franke  <franke.daniel@gmail.com>
 135
 136         PR fortran/34202
 137         * data.c (formalize_structure_cons): Skip formalization on
 138         empty structures.
 139
 140 2008-01-24  Daniel Franke  <franke.daniel@gmail.com>
 141
 142         * gfortran.texi (OpenMP): Extended existing documentation.
 143         (contributors): Added major contributors of 2008 that were
 144         not listed yet.
 145         (proposed extensions): Removed implemented items.
 146
 147 2008-01-24  Paul Thomas  <pault@gcc.gnu.org>
 148
 149         PR fortran/34872
 150         * parse.c (next_statement) : If ST_GET_FCN_CHARACTERISTICS  is
 151         seen, check for a statement label and, if present, delete it
 152         and set the locus to the start of the statement.
 153
 154 2008-01-22  Paul Thomas  <pault@gcc.gnu.org>
 155
 156         PR fortran/34875
 157         * trans-io.c (gfc_trans_transfer): If the array reference in a
 158         read has a vector subscript, use gfc_conv_subref_array_arg to
 159         copy back the temporary.
 160
 161 2008-01-22  Tobias Burnus  <burnus@net-b.de>
 162
 163         PR fortran/34848
 164         * interface.c (compare_actual_formal): Fix adding type
 165         to missing_arg_type for absent optional arguments.
 166
 167 2008-01-22  Tobias Burnus  <burnus@net-b.de>
 168
 169         PR fortran/34907
 170         * parse.c (parse_spec): Change = into ==.
 171
 172 2008-01-22  Daniel Franke  <franke.daniel@gmail.com>
 173
 174         PR fortran/34915
 175         * expr.c (check_elemental): Fix check for valid data types.
 176
 177 2008-01-22  Tobias Burnus  <burnus@net-b.de>
 178
 179         PR fortran/34899
 180         * scanner.c (load_line): Support <tab><digit> continuation lines.
 181         * invoke.texi (-Wtabs): Document this.
 182
 183 2008-01-22  Paul Thomas  <pault@gcc.gnu.org>
 184
 185         PR fortran/34896
 186         * module.c (read_module): Set use_rename attribute.
 187
 188 2007-01-21  Tobias Burnus  <burnus@net-b.de>
 189
 190         PR fortran/34901
 191         * interface.c (compare_parameter): Improved error message
 192         for arguments of same type and mismatched kinds.
 193
 194 2008-01-20  Paul Thomas  <pault@gcc.gnu.org>
 195
 196         PR fortran/34861
 197         * resolve.c (resolve_entries): Do not do an array bounds check
 198         if the result symbols are the same.
 199
 200         PR fortran/34854
 201         * module.c (read_module) : Hide the symtree of the previous
 202         version of the symbol if this symbol is renamed.
 203
 204 2008-01-20  Paul Thomas  <pault@gcc.gnu.org>
 205
 206         PR fortran/34784
 207         * array.c (gfc_check_constructor_type): Clear the expression ts
 208         so that the checking starts from the deepest level of array
 209         constructor.
 210         * primary.c (match_varspec): If an unknown type is changed to
 211         default character and the attempt to match a substring fails,
 212         change it back to unknown.
 213
 214         PR fortran/34785
 215         * trans-array.c (gfc_add_loop_ss_code) : If ss->string_length is
 216         NULL for an array constructor, use the cl.length expression to
 217         build it.
 218         (gfc_conv_array_parameter): Change call to gfc_evaluate_now to
 219         a tree assignment.
 220
 221 2008-01-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
 222
 223         PR fortran/34817
 224         PR fortran/34838
 225         * iresolve.c (gfc_resolve_all):  Remove conversion of mask
 226         argument to kind=1 by removing call to resolve_mask_arg().
 227         (gfc_resolve_any):  Likewise.
 228
 229 2008-01-19  Tobias Burnus  <burnus@net-b.de>
 230
 231         PR fortran/34760
 232         * primary.c (match_variable): Handle FL_UNKNOWN without
 233         uneducated guessing.
 234         (match_variable): Improve error message.
 235
 236 2008-01-18  Tobias Burnus  <burnus@net-b.de>
 237
 238         PR fortran/32616
 239         * interface.c (get_expr_storage_size): Return storage size
 240         for array element designators.
 241         (compare_actual_formal): Reject unequal string sizes for
 242         assumed-shape dummy arguments. And fix error message for
 243         array-sections with vector subscripts.
 244
 245 2008-01-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 246
 247         PR fortran/34556
 248         * simplify.c (is_constant_array_expr): New static function that returns
 249         true if the given expression is an array and is constant.
 250         (gfc_simplify_reshape): Use new function.
 251
 252 2008-01-17  H.J. Lu  <hongjiu.lu@intel.com>
 253
 254         PR fortran/33375
 255         * symbol.c (free_common_tree): Renamed to ...
 256         (gfc_free_common_tree): This.  Remove static.
 257         (gfc_free_namespace): Updated.
 258
 259         * gfortran.h (gfc_free_common_tree): New.
 260
 261         * match.c (gfc_match_common): Call gfc_free_common_tree () with
 262         gfc_current_ns->common_root and set gfc_current_ns->common_root
 263         to NULL on syntax error.
 264
 265 2008-01-18  Richard Sandiford  <rsandifo@nildram.co.uk>
 266
 267         PR fortran/34686
 268         * trans-expr.c (gfc_conv_function_call): Use proper
 269         type for returned character pointers.
 270
 271 2008-01-17  Paul Thomas  <pault@gcc.gnu.org>
 272
 273         PR fortran/34429
 274         PR fortran/34431
 275         PR fortran/34471
 276         * decl.c : Remove gfc_function_kind_locus and
 277         gfc_function_type_locus. Add gfc_matching_function.
 278         (match_char_length): If matching a function and the length
 279         does not match, return MATCH_YES and try again later.
 280         (gfc_match_kind_spec): The same.
 281         (match_char_kind): The same.
 282         (gfc_match_type_spec): The same for numeric and derived types.
 283         (match_prefix): Rename as gfc_match_prefix.
 284         (gfc_match_function_decl): Except for function valued character
 285         lengths, defer applying kind, type and charlen info until the
 286         end of specification block.
 287         gfortran.h (gfc_statement): Add ST_GET_FCN_CHARACTERISTICS.
 288         parse.c (decode_specification_statement): New function.
 289         (decode_statement): Call it when a function has kind = -1. Set
 290         and reset gfc_matching function, as function statement is being
 291         matched.
 292         (match_deferred_characteristics): Simplify with a single call
 293         to gfc_match_prefix. Do appropriate error handling. In any
 294         case, make sure that kind = -1 is reset or corrected.
 295         (parse_spec): Call above on seeing ST_GET_FCN_CHARACTERISTICS.
 296         Throw an error if kind = -1 after last specification statement.
 297         parse.h : Prototype for gfc_match_prefix.
 298
 299 2008-01-16  Tobias Burnus  <burnus@net-b.de>
 300
 301         PR fortran/34796
 302         * interface.c (compare_parameter): Allow AS_DEFERRED array
 303         elements and reject attr.pointer array elemenents.
 304         (get_expr_storage_size): Return storage size of elements of
 305         assumed-shape and pointer arrays.
 306
 307 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
 308
 309         * f95-lang.c (gfc_init_builtin_functions): Initialize GOMP builtins
 310         for flag_tree_parallelize_loops.
 311
 312 2008-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>
 313
 314         PR libfortran/34671
 315         * iresolve.c (gfc_resolve_all):  Call resolve_mask_arg.
 316         (gfc_resolve_any):  Likewise.
 317         (gfc_resolve_count):  Likewise.  Don't append kind of
 318         argument to function name.
 319
 320 2008-01-13  Tobias Burnus  <burnus@net-b.de>
 321
 322         PR fortran/34665
 323         * resolve.c (resolve_actual_arglist): For expressions,
 324         also check for assume-sized arrays.
 325         * interface.c (compare_parameter): Move F2003 character checks
 326         here, print error messages here, reject elements of
 327         assumed-shape array as argument to dummy arrays.
 328         (compare_actual_formal): Update for the changes above.
 329
 330 2008-01-13  Tobias Burnus  <burnus@net-b.de>
 331
 332         PR fortran/34763
 333         * decl.c (contained_procedure): Only check directly preceeding state.
 334
 335 2008-01-13  Tobias Burnus  <burnus@net-b.de>
 336
 337         PR fortran/34759
 338         * check.c (gfc_check_shape): Accept array ranges of
 339         assumed-size arrays.
 340
 341 2008-01-12  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 342
 343         PR fortran/34432
 344         * match.c (gfc_match_name): Don't error if leading character is a '(',
 345         just return MATCH_NO.
 346
 347 2008-01-11  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 348
 349         PR fortran/34722
 350         * trans-io.c (create_dummy_iostat): Commit the symbol.
 351
 352 2008-01-11  Paul Thomas  <pault@gcc.gnu.org>
 353
 354         PR fortran/34537
 355         * simplify.c (gfc_simplify_transfer): Return NULL if the size
 356         of the element is unavailable and only assign character length
 357         to the result, if 'mold' is constant.
 358
 359 2008-01-10  Paul Thomas  <pault@gcc.gnu.org>
 360
 361         PR fortran/34396
 362         * trans-array.c (gfc_trans_array_ctor_element):  Use gfc_trans_string_copy
 363         to assign strings and perform bounds checks on the string length.
 364         (get_array_ctor_strlen): Remove bounds checking.
 365         (gfc_trans_array_constructor): Initialize string length checking.
 366         * trans-array.h : Add prototype for gfc_trans_string_copy.
 367
 368 2008-01-08  Richard Guenther  <rguenther@suse.de>
 369
 370         PR fortran/34706
 371         PR tree-optimization/34683
 372         * trans-types.c (gfc_get_array_type_bounds): Use an array type
 373         with known size for accesses if that is known.
 374
 375 2008-01-08  Paul Thomas  <pault@gcc.gnu.org>
 376
 377         PR fortran/34476
 378         * expr.c (find_array_element): Check that the array bounds are
 379         constant before using them.  Use lower, as well as upper bound.
 380         (check_restricted): Allow implied index variable.
 381
 382 2008-01-08  Paul Thomas  <pault@gcc.gnu.org>
 383
 384         PR fortran/34681
 385         * trans_array.c (gfc_trans_deferred_array): Do not null the
 386         data pointer on entering scope, nor deallocate it on leaving
 387         scope, if the symbol has the 'save' attribute.
 388
 389         PR fortran/34704
 390         * trans_decl.c (gfc_finish_var_decl): Derived types with
 391         allocatable components and an initializer must be TREE_STATIC.
 392
 393 2008-01-07  Paul Thomas  <pault@gcc.gnu.org>
 394
 395         PR fortran/34672
 396         * module.c (write_generic): Rewrite completely.
 397         (write_module): Change call to write_generic.
 398
 399 2008-01-06  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 400
 401         PR fortran/34659
 402         * scanner.c (load_line): Do not count ' ' as printable when checking for
 403         continuations.
 404
 405 2008-01-06  Paul Thomas  <pault@gcc.gnu.org>
 406
 407         PR fortran/34545
 408         * module.c (load_needed): If the namespace has no proc_name
 409         give it the module symbol.
 410
 411 2008-01-06  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 412
 413         PR fortran/34387
 414         * trans-expr.c (gfc_conv_missing_dummy): Use a temporary to type convert
 415         the dummy variable expression, test for NULL, and pass the variable
 416         address to the called function.
 417
 418 2007-01-06  Tobias Burnus  <burnus@net-b.de>
 419
 420         PR fortran/34658
 421         * match.c (gfc_match_common): Remove blank common in
 422         DATA BLOCK warning.
 423         * resolve.c (resolve_common_vars): New function.
 424         (resolve_common_blocks): Move checks to resolve_common_vars
 425         and invoke that function.
 426         (resolve_types): Call resolve_common_vars for blank commons.
 427
 428 2008-01-06  Tobias Burnus  <burnus@net-b.de>
 429
 430         PR fortran/34655
 431         * resolve.c (resolve_equivalence_derived): Reject derived types with
 432         default initialization if equivalenced with COMMON variable.
 433
 434 2008-01-06  Tobias Burnus  <burnus@net-b.de>
 435
 436         PR fortran/34654
 437         * io.c (check_io_constraints): Disallow unformatted I/O for
 438         internal units.
 439
 440 2008-01-06  Tobias Burnus  <burnus@net-b.de>
 441
 442         PR fortran/34660
 443         * resolve.c (resolve_formal_arglist): Reject dummy procedure in
 444         ELEMENTAL functions.
 445
 446 2008-01-06  Tobias Burnus  <burnus@net-b.de>
 447
 448         PR fortran/34662
 449         * interface.c (compare_actual_formal): Reject parameter
 450         actual to intent(out) dummy.
 451
 452 2008-01-04  Tobias Burnus  <burnus@net-b.de>
 453
 454         PR fortran/34557
 455         * primary.c (match_varspec): Gobble whitespace before
 456         checking for '('.