gcc/fortran/ChangeLog

   1 2019-05-17  Thomas Schwinge  <thomas@codesourcery.com>
   2
   3         PR fortran/89433
   4         * f95-lang.c (gfc_attribute_table): Set min_len to -1 for "omp
   5         declare target".
   6         * trans-decl.c (add_attributes_to_decl): Refer to OpenACC
   7         'routine' clauses from "omp declare target" attribute.
   8
   9 2019-05-16  Martin Sebor  <msebor@redhat.com>
  10
  11         * gfortranspec.c (append_arg): Spell out the word "argument."
  12
  13 2019-05-16  Jakub Jelinek  <jakub@redhat.com>
  14
  15         PR fortran/90329
  16         * trans-decl.c (create_function_arglist): Set
  17         DECL_HIDDEN_STRING_LENGTH on hidden string length PARM_DECLs if
  18         len is constant.
  19
  20 2019-05-15  Janne Blomqvist  <jb@gcc.gnu.org>
  21
  22         * parse.c (gfc_parse_file): Remove translation string markers.
  23
  24 2019-05-12  Janne Blomqvist  <jb@gcc.gnu.org>
  25
  26         * dump-parse-tree.c (get_c_type_name): Use macros for complex type
  27         names.
  28         * parse.c (gfc_parse_file): Define complex macros, add CPP support
  29         when printing C prototypes.
  30
  31 2019-05-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
  32
  33         PR fortran/61968
  34         * interface.c (compare_actual_formal): Do not create a vtab if
  35         the actual argument is assumed type.
  36
  37 2019-05-10  Paul Thomas  <pault@gcc.gnu.org>
  38
  39         PR fortran/90093
  40         * trans-decl.c (convert_CFI_desc): Test that the dummy is
  41         present before doing any of the conversions.
  42
  43         PR fortran/90352
  44         * decl.c (gfc_verify_c_interop_param): Restore the error for
  45         charlen > 1 actual arguments passed to bind(C) procs.
  46         Clean up trailing white space.
  47
  48         PR fortran/90355
  49         * trans-array.c (gfc_trans_create_temp_array): Set the 'span'
  50         field to the element length for all types.
  51         (gfc_conv_expr_descriptor): The force_no_tmp flag is used to
  52         prevent temporary creation, especially for substrings.
  53         * trans-decl.c (gfc_trans_deferred_vars): Rather than assert
  54         that the backend decl for the string length is non-null, use it
  55         as a condition before calling gfc_trans_vla_type_sizes.
  56         * trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): 'force_no_tmp'
  57         is set before calling gfc_conv_expr_descriptor.
  58         * trans.c (get_array_span): Move the code for extracting 'span'
  59         from gfc_build_array_ref to this function. This is specific to
  60         descriptors that are component and indirect references.
  61         * trans.h : Add the force_no_tmp flag bitfield to gfc_se.
  62
  63 2019-05-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
  64
  65         PR fortran/90351
  66         PR fortran/90329
  67         * dump-parse-tree.c: Include version.h.
  68         (gfc_dump_external_c_prototypes): New function.
  69         (get_c_type_name): Select "char" as a name for a simple char.
  70         Adjust to handling external functions. Also handle complex.
  71         (write_decl): Add argument bind_c. Adjust for dumping of external
  72         procedures.
  73         (write_proc): Likewise.
  74         (write_interop_decl): Add bind_c argument to call of write_proc.
  75         * gfortran.h: Add prototype for gfc_dump_external_c_prototypes.
  76         * lang.opt: Add -fc-prototypes-external flag.
  77         * parse.c (gfc_parse_file): Move dumping of BIND(C) prototypes.
  78         Call gfc_dump_external_c_prototypes if option is set.
  79         * invoke.texi: Document -fc-prototypes-external.
  80
  81 2019-05-06  Steven G. Kargl  <kargl@gcc.gnu.org>
  82
  83         PR fortran/90290
  84         * match.c (gfc_match_stopcode): Check F2008 condition on stop code.
  85
  86 2019-05-01  Andrew Benson  <abensonca@gmail.com>
  87
  88         * module.c (write_module): Initialize module_column before writing
  89         module to ensure line break occurs at correct column.
  90
  91 2019-05-01 Dominique d'Humieres  <dominiq@gcc.gnu.org>
  92
  93         PR fortran/60144
  94         * match.c (gfc_match_parens): Change the location for missing ')'.
  95         (gfc_match_if): Detect a missing '('. Remove the spurious named
  96         constant error. Change the wording of some errors.
  97         (gfc_match_else): Change the wording of an error.
  98         (gfc_match_elseif): Detect a missing '('. Improve the matching
  99         process to get a better syntax analysis.
 100
 101 2019-04-19  Steven G. Kargl  <kargl@gcc.gnu.org>
 102
 103         PR fortran/90166
 104         * decl.c (in_module_or_interface): New function to check that the
 105         current state is in a module, submodule, or interface.
 106         (gfc_match_prefix): Use it.
 107
 108 2019-04-22  Paul Thomas  <pault@gcc.gnu.org>
 109
 110         PR fortran/57284
 111         * resolve.c (find_array_spec): If this is a class expression
 112         and the symbol and component array specs are the same, this is
 113         not an error.
 114         *trans-intrinsic.c (gfc_conv_intrinsic_size): If a class symbol
 115         argument, has no namespace, it has come from the interface
 116         mapping and the _data component must be accessed directly.
 117
 118 2019-04-17  Thomas Schwinge  <thomas@codesourcery.com>
 119
 120         PR fortran/90048
 121         * openmp.c (gfc_resolve_do_iterator): Handle sharing_clauses for
 122         OpenACC, too.
 123         (gfc_resolve_oacc_blocks): Populate sharing_clauses with private
 124         clauses.
 125
 126 2019-04-14  Paul Thomas  <pault@gcc.gnu.org>
 127
 128         PR fortran/89843
 129         * trans-decl.c (gfc_get_symbol_decl): Assumed shape and assumed
 130         rank dummies of bind C procs require deferred initialization.
 131         (convert_CFI_desc): New procedure to convert incoming CFI
 132         descriptors to gfc types and back again.
 133         (gfc_trans_deferred_vars): Call it.
 134         * trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): Null the CFI
 135         descriptor pointer. Free the descriptor in all cases.
 136
 137         PR fortran/89846
 138         * expr.c (is_CFI_desc): New function.
 139         (is_subref_array): Tidy up by referencing the symbol directly.
 140         * gfortran.h : Prototype for is_CFI_desc.
 141         * trans_array.c (get_CFI_desc): New function.
 142         (gfc_get_array_span, gfc_conv_scalarized_array_ref,
 143         gfc_conv_array_ref): Use it.
 144         * trans.c (get_array_span): Extract the span from descriptors
 145         that are indirect references.
 146
 147         PR fortran/90022
 148         * trans-decl.c (gfc_get_symbol_decl): Make sure that the se
 149         expression is a pointer type before converting it to the symbol
 150         backend_decl type.
 151         * trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): Eliminate
 152         temporary creation for intent(in).
 153
 154 2019-04-13  Dominique d'Humieres  <dominiq@gcc.gnu.org>
 155
 156         PR fortran/79842
 157         * module.c (gfc_use_module): use complete sentences.
 158
 159 2019-04-11  Thomas Koenig  <tkoenig@gcc.gnu.org>
 160
 161         PR translation/89939
 162         * frontend-passes.c (B_ERROR): Delete macro.
 163         (C_ERROR): Delete macro.
 164         (B_ERROR_1): New macro.
 165         (C_ERROR_1): New macro.
 166         (C_ERROR_2): New macro.
 167         (inline_matmul_assign): Use new macros.
 168         (call_external_blas): Likewise.
 169
 170 2019-04-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 171
 172         PR fortran/87352
 173         * gfortran.h (gfc_component): Add finalized field.
 174         * class.c (finalize_component): If the component is already
 175         finalized, return early.  Set component->finalized on exit.
 176
 177 2019-04-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 178
 179         PR fortran/89981
 180         * resolve.c (resolve_global_procedure): If the global symbol is an
 181         ENTRY, also look up its name among the entries.
 182
 183 2019-04-04  Harald Anlauf  <anlauf@gmx.de>
 184
 185         PR fortran/89904
 186         * check.c (gfc_check_transfer): Reject procedures as actual
 187         arguments for SOURCE and MOLD of TRANSFER intrinsic.
 188
 189 2019-04-03  Steven G. Kargl  <kargl@gcc.gnu.org>
 190
 191         PR fortran/68567
 192         * expr.c (gfc_reduce_init_expr): Add extra check to avoid
 193         dereferencing a null pointer.
 194
 195 2019-04-03  Dominique d'Humieres  <dominiq@gcc.gnu.org>
 196
 197         PR fortran/89375
 198         * expr.c (comp_pointer): Remove redundant condition.
 199
 200 2019-03-31  Harald Anlauf  <anlauf@gmx.de>
 201
 202         PR fortran/83515
 203         PR fortran/85797
 204         * trans-types.c (gfc_typenode_for_spec): Handle conversion for
 205         procedure pointers.
 206         * target-memory.c (gfc_element_size): Handle size determination
 207         for procedure pointers.
 208
 209 2019-03-31  Thomas Koenig  <tkoenig@gcc.gnu.org>
 210
 211         * dump-parse-tree.c (debug):  Add for symbol_attribute *,
 212         symbol_attribute and gfc_ref * arguments.
 213
 214 2019-03-30  Paul Thomas  <pault@gcc.gnu.org>
 215
 216         PR fortran/89841
 217         * trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): Use the formal
 218         argument attributes rather than those of the actual argument.
 219
 220         PR fortran/89842
 221         * trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): Call
 222         'set_dtype_for_unallocated' for any type of arrayspec.
 223
 224 2019-03-27  Janus Weil  <janus@gcc.gnu.org>
 225
 226         PR fortran/85537
 227         * expr.c (gfc_check_assign_symbol): Reject internal and dummy procedures
 228         in procedure pointer initialization.
 229
 230 2019-03-27  Paul Thomas  <pault@gcc.gnu.org>
 231
 232         PR fortran/88247
 233         * expr.c (is_subref_array): Permit substrings to be detected
 234         as subref arrays.
 235         * trans-array.c (get_array_ctor_var_strlen): Obtain the length
 236         of deferred length strings. Handle substrings with a NULL end
 237         expression.
 238         (trans_array_constructor): Remove an unnecessary blank line.
 239         (gfc_conv_scalarized_array_ref): Skip to label 'done' if 'decl'
 240         is a pointer array.
 241         (get_array_charlen): If the expression is an array, convert the
 242         first element of the constructor and use its string length. Get
 243         a new charlen if necessary.
 244         (gfc_conv_expr_descriptor): Call 'get_array_charlen' for array
 245         constructor expressions. If the ss_info string length is
 246         available, use that to set the span of character arrays.
 247         * trans-expr.c (gfc_get_expr_charlen): Handle substrings
 248         * trans-stmt.c (trans_associate_var): Set the pointer array
 249         flag for variable targets and constant array constructors. Take
 250         care not to reset the string length or the span in the case of
 251         expressions that are not converted as direct by reference.
 252
 253 2019-03-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 254
 255         * intrinsic.texi (MINLOC): Fix typo in BACK argument documentation.
 256         (MAXLOC): Likewise.
 257
 258 2019-03-24  Thomas Koenig  <tkoenig@gcc.gnu.org>
 259
 260         PR fortran/78865
 261         * interface.c (compare_actual_formal): Change errors about
 262         missing or extra to gfc_error_now to make sure they are issued.
 263         Change "spec" to "specifier" in message.
 264         * resolve.c (resolve_global_procedure): Also check for mismatching
 265         interface with global symbols if the namespace has already been
 266         resolved.
 267
 268 2019-03-21  Thomas Schwinge  <thomas@codesourcery.com>
 269
 270         PR fortran/72741
 271         * openmp.c (gfc_match_oacc_routine): Set the level of parallelism
 272         for all variants.
 273         (gfc_resolve_oacc_routines): Call gfc_add_omp_declare_target.
 274
 275         PR fortran/89773
 276         * gfortran.h (gfc_oacc_routine_name): Add loc member.
 277         (gfc_resolve_oacc_routines): Declare.
 278         * openmp.c (gfc_match_oacc_routine): Move some error checking
 279         into...
 280         (gfc_resolve_oacc_routines): ... this new function.
 281         * resolve.c (resolve_codes): Call it.
 282
 283         PR fortran/72741
 284         * openmp.c (gfc_match_oacc_routine): Clarify.
 285
 286         PR fortran/72741
 287         * module.c (verify_OACC_ROUTINE_LOP_NONE): New function.
 288         (enum ab_attribute): Add AB_OACC_ROUTINE_LOP_GANG,
 289         AB_OACC_ROUTINE_LOP_WORKER, AB_OACC_ROUTINE_LOP_VECTOR,
 290         AB_OACC_ROUTINE_LOP_SEQ.
 291         (attr_bits): Add these.
 292         (mio_symbol_attribute): Handle these.
 293
 294 2019-03-20  Janus Weil  <janus@gcc.gnu.org>
 295
 296         PR fortran/71861
 297         * symbol.c (check_conflict): ABSTRACT attribute conflicts with
 298         INTRINSIC attribute.
 299
 300 2019-03-18  Thomas Koenig  <tkoeng@gcc.gnu.org>
 301
 302         PR fortran/68009
 303         * iresolve.c: Include trans.h.
 304         (gfc_resolve_fe_runtine_error): Set backend_decl on
 305         resolved_sym.
 306
 307 2019-03-17  Thomas Koenig  <tkoenig@gcc.gnu.org>
 308
 309         PR fortran/88008
 310         * gfortran.h (expr_t): Add EXPR_UNKNOWN.
 311         * expr.c (gfc_copy_expr): Add EXPR_UNKNOWN to switch statement.
 312         (gfc_simplify_expr): Likewise.
 313         * module.c (mio_expr): Likewise.
 314         * resovle.c (extract_compcall_passed_object): Issue error on
 315         unknown type.
 316         (check_typebound_baseobject): Issue error on wrong type.
 317         * trans-expr.c (gfc_apply_interface_mapping_to_expr): Add
 318         EXPR_UNKNOWN to switch statement.
 319
 320 2019-03-16  Jakub Jelinek  <jakub@redhat.com>
 321
 322         PR fortran/89724
 323         * scanner.c (load_line): Remove linenum and current_line static
 324         variables, add warned_tabs automatic variable.  Use current_file->line
 325         instead of current_line and warned_tabs boolean to avoid diagnosing
 326         tabs multiple times on the same line.
 327
 328 2019-03-16  Thomas Koenig  <tkoenig@gcc.gnu.org>
 329
 330         PR fortran/84394
 331         * symbol.c (gfc_add_subroutine): If we are encountering a
 332         subrtoutine within a BLOCK DATA and the name starts with an
 333         underscore, do not check.
 334
 335 2019-03-15  Harald Anlauf  <anlauf@gmx.de>
 336
 337         PR fortran/60091
 338         * expr.c (gfc_check_pointer_assign): Correct and improve error
 339         messages for invalid pointer assignments.
 340
 341 2019-03-14  Thomas Koenig  <tkoenig@gcc.gnu.org>
 342
 343         * gfortran.texi: Document Q edit descriptor under
 344         "Extensions not implemented in GNU Fortran".
 345
 346 2019-03-13  Harald Anlauf  <anlauf@gmx.de>
 347
 348         PR fortran/87045
 349         * trans-expr.c (gfc_trans_pointer_assignment): Move check for same
 350         string length so that we do not get false errors for deferred
 351         length.
 352
 353 2019-03-13  Janus Weil  <janus@gcc.gnu.org>
 354
 355         PR fortran/89601
 356         * decl.c (gfc_match_formal_arglist): Reject empty type parameter lists.
 357         (gfc_match_derived_decl): Mark as PDT only if type parameter list was
 358         matched successfully.
 359
 360 2019-03-13  Thomas Koenig  <tkoenig@gcc.gnu.org>
 361
 362         PR fortran/66695
 363         PR fortran/77746
 364         PR fortran/79485
 365         * gfortran.h (gfc_symbol): Add bind_c component.
 366         (gfc_get_gsymbol): Add argument bind_c.
 367         * decl.c (add_global_entry): Add bind_c argument to
 368         gfc_get_symbol.
 369         * parse.c (parse_block_data): Likewise.
 370         (parse_module): Likewise.
 371         (add_global_procedure): Likewise.
 372         (add_global_program): Likewise.
 373         * resolve.c (resolve_common_blocks): Likewise.
 374         (resolve_global_procedure): Likewise.
 375         (gfc_verify_binding_labels): Likewise.
 376         * symbol.c (gfc_get_gsymbol): Add argument bind_c. Set bind_c
 377         in gsym.
 378         * trans-decl.c (gfc_get_module_backend_decl): Add bind_c argument
 379         to gfc_get_symbol.
 380         (gfc_get_extern_function_decl): If the sym has a binding label
 381         and it cannot be found in the global symbol tabel, it is the wrong
 382         one and vice versa.
 383
 384 2019-03-12  Thomas Koenig  <tkoenig@gcc.gnu.org>
 385
 386         PR fortran/87673
 387         * match.c (gfc_match_type_spec): Remove call to
 388         gfc_resolve_expr for character length.
 389
 390 2019-03-12  Martin Liska  <mliska@suse.cz>
 391
 392         * decl.c (add_init_expr_to_sym): Replace usage of 'can't'
 393         with 'cannot'.
 394         (variable_decl): Likewise.
 395         (cray_pointer_decl): Likewise.
 396         (match_binding_attributes): Likewise.
 397         * f95-lang.c (gfc_init): Likewise.
 398         * interface.c (gfc_check_typebound_override): Likewise.
 399         * intrinsic.c (make_generic): Likewise.
 400         * module.c (dump_module): Likewise.
 401         (gfc_use_module): Likewise.
 402         * primary.c (gfc_convert_to_structure_constructor): Likewise.
 403         * resolve.c (resolve_entries): Likewise.
 404         (check_generic_tbp_ambiguity): Likewise.
 405         (get_checked_tb_operator_target): Likewise.
 406         * scanner.c (load_file): Likewise.
 407         * trans-expr.c (gfc_conv_intrinsic_to_class): Likewise.
 408
 409 2019-03-12  Paul Thomas  <pault@gcc.gnu.org>
 410
 411         PR fortran/89363
 412         PR fortran/89364
 413         * trans-expr.c (set_dtype_for_unallocated): New function.
 414         (gfc_conv_gfc_desc_to_cfi_desc): Call it for allocatable and
 415         pointer arguments.
 416         (gfc_conv_procedure_call): Likewise. Also, set the ubound of
 417         the final dimension to -1 for assumed rank formal args that are
 418         associated with assumed size arrays.
 419         * trans-intrinsic.c (gfc_conv_intrinsic_bound): Return -1 for
 420         the final dimension of assumed rank entities that are argument
 421         associated with assumed size arrays.
 422         (gfc_conv_intrinsic_shape): Likewise return -1 for the final
 423         dimension of the shape intrinsic.
 424
 425 2019-03-11  Jakub Jelinek  <jakub@redhat.com>
 426
 427         PR fortran/89651
 428         * trans-openmp.c (gfc_omp_clause_default_ctor): Set TREE_NO_WARNING
 429         on decl if adding COND_EXPR for allocatable.
 430         (gfc_omp_clause_copy_ctor): Set TREE_NO_WARNING on dest.
 431
 432 2019-03-11  Martin Liska  <mliska@suse.cz>
 433
 434         * decl.c (match_record_decl): Wrap an option name
 435         in a string format message and fix GNU coding style.
 436         (gfc_match_pointer): Likewise.
 437         * expr.c (find_array_section): Likewise.
 438         * intrinsic.c (gfc_is_intrinsic): Likewise.
 439         * options.c (gfc_post_options): Likewise.
 440         * primary.c (match_integer_constant): Likewise.
 441         * trans-common.c (translate_common): Likewise.
 442
 443 2019-03-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
 444
 445         PR fortran/66089
 446         * trans-array.c (gfc_scalar_elemental_arg_saved_as_reference):
 447         Return false if a scalar tempoary is needed.
 448         (gfc_walk_variable_expr): Fix up class refs.
 449
 450 2019-03-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
 451
 452         PR fortran/87734
 453         * symbol.c (gfc_add_procedure): Only throw an error if the
 454         procedure has not been declared either PUBLIC or PRIVATE.
 455
 456 2019-03-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
 457
 458         PR fortran/71544
 459         * trans-types.c (gfc_typenode_for_spec) Set ts->is_c_interop of
 460         C_PTR and C_FUNPTR.
 461         (create_fn_spec): Mark argument as escaping if ts->is_c_interop is set.
 462
 463 2019-03-09  Janus Weil  <janus@gcc.gnu.org>
 464
 465         PR fortran/84504
 466         * expr.c (gfc_check_assign_symbol): Deal with procedure pointers to
 467         pointer-valued functions.
 468
 469 2019-03-09  Thomas König  <tkoenig@gcc.gnu.org>
 470
 471         PR fortran/71203
 472         * decl.c (add_init_expr_to_sym):  Add shape if init has none.  Add
 473         asserts that it has to be an EXPR_ARRAY in this case.
 474
 475 2019-03-08  Jakub Jelinek  <jakub@redhat.com>
 476
 477         PR other/80058
 478         * arith.c (gfc_complex2complex): Avoid two spaces in the middle of
 479         diagnostics.
 480         * resolve.c (resolve_allocate_expr): Likewise.
 481
 482 2019-03-06  Harald Anlauf  <anlauf@gmx.de>
 483
 484         PR fortran/71203
 485         * expr.c (simplify_const_ref): Avoid null pointer dereference.
 486
 487 2019-03-03  Harald Anlauf  <anlauf@gmx.de>
 488             Steven G. Kargl  <kargl@gcc.gnu.org>
 489
 490         PR fortran/77583
 491         * symbol.c (check_conflict): Check for valid procedure name
 492         passed to error reporting routine.
 493
 494 2019-03-03  Thomas Koenig  <tkoenig@gcc.gnu.org>
 495
 496         PR fortran/72714
 497         * resolve.c (resolve_allocate_expr): Add some tests for coarrays.
 498
 499 2019-03-02  Harald Anlauf  <anlauf@gmx.de>
 500
 501         PR fortran/89516
 502         * check.c (gfc_calculate_transfer_sizes): Correct checks for cases
 503         where storage size of elements of MOLD is 0.
 504
 505 2019-02-28  Thomas Schwinge  <thomas@codesourcery.com>
 506             Cesar Philippidis  <cesar@codesourcery.com>
 507
 508         PR fortran/72741
 509         PR fortran/89433
 510         * openmp.c (gfc_match_oacc_routine): Handle repeated use of the
 511         Fortran OpenACC 'routine' directive.
 512
 513         PR fortran/72741
 514         * gfortran.h (enum oacc_routine_lop): Add OACC_ROUTINE_LOP_ERROR.
 515         * openmp.c (gfc_oacc_routine_lop, gfc_match_oacc_routine): Use it.
 516         * trans-decl.c (add_attributes_to_decl): Likewise.
 517
 518         PR fortran/72741
 519         PR fortran/89433
 520         * openmp.c (gfc_match_oacc_routine): Accept intrinsic symbols.
 521
 522 2019-02-26  Harald Anlauf  <anlauf@gmx.de>
 523
 524         PR fortran/89492
 525         * check.c (gfc_calculate_transfer_sizes): Handle cases where
 526         storage size of elements of MOLD is 0.
 527
 528 2019-02-26  Thomas Koenig  <tkoenig@gcc.gnu.org>
 529
 530         PR fortran/89496
 531         * trans-types.c (get_formal_from_actual_arglist): If
 532         the actual arglist has no expression, the corresponding
 533         formal arglist is an alternate return.
 534
 535 2019-02-26  Jakub Jelinek  <jakub@redhat.com>
 536
 537         PR fortran/43210
 538         * trans-array.c (gfc_conv_array_initializer): Use RANGE_EXPR instead
 539         of duplicating the initializer possibly many times.
 540
 541 2019-02-24  Thomas Koenig  <tkoenig@gcc.gnu.org>
 542
 543         PR fortran/89174
 544         * trans-expr.c (gfc_find_and_cut_at_last_class_ref): Add is_mold
 545         to arguments. If we are dealing with a MOLD, call
 546         gfc_expr_to_initialize().
 547         * trans-stmt.c (gfc_trans_allocate): For MOLD, pass is_mold=true
 548         to gfc_find_and_cut_at_last_class_ref.
 549         * trans.h (gfc_find_and_cut_at_last_class_ref): Add optional
 550         argument is_mold with default false.
 551
 552 2019-02-24  Harald Anlauf  <anlauf@gmx.de>
 553
 554         PR fortran/89266
 555         PR fortran/88326
 556         * target-memory.c (gfc_element_size): Return false if element size
 557         cannot be determined; element size is returned separately.
 558         (gfc_target_expr_size): Return false if expression size cannot be
 559         determined; expression size is returned separately.
 560         * target-memory.h: Adjust prototypes.
 561         * check.c (gfc_calculate_transfer_sizes): Adjust references to
 562         gfc_target_expr_size, gfc_element_size.
 563         * arith.c (hollerith2representation): Likewise.
 564         * class.c (find_intrinsic_vtab): Likewise.
 565         * simplify.c (gfc_simplify_sizeof): Likewise.
 566
 567 2019-02-23  Jerry DeLisle <jvdelisle@gcc.gnu.org>
 568
 569         PR fortran/84387
 570         * trans-io.c (transfer_expr): Do not return if there are no
 571         components to the derived type or class.
 572
 573 2019-02-23  Paul Thomas  <pault@gcc.gnu.org>
 574
 575         PR fortran/88117
 576         * resolve.c (deferred_op_assign): Return if the lhs expression
 577         has the pointer attribute.
 578         * trans-expr.c (gfc_trans_assignment_1): Do not fix the string
 579         length if the lhs expression has the pointer attribute.
 580
 581 2019-02-23  Paul Thomas  <pault@gcc.gnu.org>
 582
 583         PR fortran/89385
 584         PR fortran/89366
 585         * decl.c (gfc_verify_c_interop_param): Restriction on string
 586         length being one is lifted for F2018.
 587         * trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): For scalar
 588         characters with intent in, make a temporary and copy the result
 589         of the expression evaluation into it.
 590         (gfc_conv_procedure_call): Set a flag for character formal args
 591         having a character length that is not unity. If the procedure
 592         is bind C, call gfc_conv_gfc_desc_to_cfi_desc in this case.
 593         Also, extend bind C calls to unconditionally convert both
 594         pointers and allocatable expressions.
 595
 596 2019-02-23  David Malcolm  <dmalcolm@redhat.com>
 597             Jakub Jelinek  <jakub@redhat.com>
 598
 599         PR middle-end/88074
 600         * simplify.c (norm2_do_sqrt, gfc_simplify_norm2): Use
 601         mpfr_number_p && !mpfr_zero_p instead of mpfr_regular_p.
 602         (norm2_add_squared): Likewise.  Use mp_exp_t rather than mpfr_exp_t.
 603
 604 2019-02-22  Harald Anlauf  <anlauf@gmx.de>
 605
 606         PR fortran/83057
 607         * io.c (gfc_match_open): Fix logic in checks of OPEN statement
 608         when NEWUNIT= is specified.
 609
 610 2019-02-22  Steven G. Kargl  <kargl@gcc.gnu.org>
 611
 612         PR fortran/89431
 613         * gfortran.texi: Fix documentation to match the implementation.
 614
 615 2019-02-22  Thomas Schwinge  <thomas@codesourcery.com>
 616             Cesar Philippidis  <cesar@codesourcery.com>
 617
 618         PR fortran/72741
 619         * gfortran.h (oacc_routine_lop): New enum.
 620         (symbol_attribute): Use it.
 621         * openmp.c (gfc_oacc_routine_dims): Replace with...
 622         (gfc_oacc_routine_lop): ... this new function.
 623         (gfc_match_oacc_routine): Adjust.
 624         * trans-decl.c (add_attributes_to_decl): Likewise.
 625
 626 2019-02-22  Thomas Schwinge  <thomas@codesourcery.com>
 627
 628         * openmp.c (gfc_match_oacc_declare): Revert earlier changes.
 629
 630 2019-02-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
 631
 632         * dump-parse-tree.c (debug): Implement for gfc_expr *,
 633         gfc_typespec *, gfc_typespec and gfc_symbol *.
 634
 635 2019-02-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
 636
 637         PR fortran/86119
 638         * class.c (gfc_get_len_component): Add argument k for kind.
 639         If the kind of the resulting expression is not equal to k,
 640         convert it.
 641         * gfortran.h (gfc_len_component): Adjust prototype.
 642         * simplify.c (gfc_simplify_len): Pass kind to
 643         gfc_get_len_component.
 644
 645 2019-02-20  Martin Liska  <mliska@suse.cz>
 646
 647         * gfortran.texi: Change singular to plural.
 648
 649 2019-02-20  Martin Liska  <mliska@suse.cz>
 650
 651         * gfortran.texi: Document Fortran header directive.
 652
 653 2019-02-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
 654
 655         PR fortran/89384
 656         * trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): If the dummy
 657         argument is contiguous and the actual argument may not be,
 658         use gfc_conv_subref_array_arg.
 659
 660 2019-02-19  Thomas Schwinge  <thomas@codesourcery.com>
 661
 662         PR c/87924
 663         * openmp.c (gfc_match_omp_clauses): Add representation of wait clause
 664         without argument as 'wait (GOMP_ASYNC_NOVAL)'.
 665
 666 2019-02-18  Thomas Koenig  <tkoenig@gcc.gnu.org>
 667
 668         PR fortran/87689
 669         * trans-decl.c (gfc_get_extern_function_decl): Add argument
 670         actual_args and pass it through to gfc_get_function_type.
 671         * trans-expr.c (conv_function_val): Add argument actual_args
 672         and pass it on to gfc_get_extern_function_decl.
 673         (conv_procedure_call): Pass actual arguments to conv_function_val.
 674         * trans-types.c (get_formal_from_actual_arglist): New function.
 675         (gfc_get_function_type): Add argument actual_args.  Generate
 676         formal args from actual args if necessary.
 677         * trans-types.h (gfc_get_function_type): Add optional argument.
 678         * trans.h (gfc_get_extern_function_decl): Add optional argument.
 679
 680 2019-02-18  Martin Liska  <mliska@suse.cz>
 681
 682         * decl.c (gfc_match_gcc_builtin): Add support for filtering
 683         of builtin directive based on multilib ABI name.
 684
 685 2019-02-17  Harald Anlauf  <anlauf@gmx.de>
 686
 687         PR fortran/88299
 688         * resolve.c (resolve_common_blocks,resolve_common_vars): Move
 689         check for obsolent COMMON feature in F2018 to better place.
 690
 691 2019-02-17  Harald Anlauf  <anlauf@gmx.de>
 692
 693         PR fortran/89077
 694         * decl.c (gfc_set_constant_character_len): Clear original string
 695         representation after padding has been performed to target length.
 696
 697 2019-02-16  Jakub Jelinek  <jakub@redhat.com>
 698
 699         PR middle-end/88074
 700         * simplify.c (simplify_transformation_to_array): Run post_op
 701         immediately after processing corresponding row, rather than at the
 702         end.
 703         (norm2_scale): New variable.
 704         (add_squared): Rename to ...
 705         (norm2_add_squared): ... this.  Scale down operand and/or result
 706         if needed.
 707         (do_sqrt): Rename to ...
 708         (norm2_do_sqrt): ... this.  Handle the result == e case.  Scale up
 709         result and clear norm2_scale.
 710         (gfc_simplify_norm2): Clear norm2_scale.  Change add_squared to
 711         norm2_add_squared and &do_sqrt to norm2_do_sqrt.  Scale up result
 712         and clear norm2_scale again.
 713
 714 2019-02-17  Thomas Koenig  <tkoenig@gcc.gnu.org>
 715
 716         PR fortran/71066
 717         * trans-decl.c (generate_coarray_sym_init):  For an array
 718         constructor in a DATA statement of a coarray variable, set the
 719         rank to 1 to avoid confusion later on.  If the constructor
 720         contains only one value, use that for initiailizig.
 721
 722 2019-02-14  Janne Blomqvist  <jb@gcc.gnu.org>
 723
 724         PR fortran/81552
 725         * gfortran.h (gfc_option_t): Make flag_init_integer_value a long.
 726         * options.c (gfc_handle_option): Use strtol instead of atoi.
 727         * invoke.texi: Document -finit-integer behavior in more detail.
 728
 729 2019-02-14  Harald Anlauf  <anlauf@gmx.de>
 730
 731         PR fortran/88248
 732         * symbol.c: Move check for labeled DO statement from
 733         gfc_define_st_label to gfc_reference_st_label.
 734
 735 2019-02-14  Cesar Philippidis  <cesar@codesourcery.com>
 736
 737         PR fortran/72715
 738         * openmp.c (resolve_oacc_nested_loops): Error on do concurrent
 739         loops.
 740
 741 2019-02-13  Martin Liska  <mliska@suse.cz>
 742
 743         PR fortran/88649
 744         * resolve.c (resolve_operator): Initialize 't' right
 745         after function entry.  Skip switch (e->value.op.op)
 746         for -fdec operands that become function calls.
 747
 748 2019-02-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
 749
 750         PR fortran/71723
 751         * expr.c (gfc_check_assign): Add argument is_init_expr.  If we are
 752         looking at an init expression, issue error if the target is not a
 753         TARGET and we are not looking at a procedure pointer.
 754         * gfortran.h (gfc_check_assign): Add optional argument
 755         is_init_expr.
 756
 757 2019-02-09  Harald Anlauf  <anlauf@gmx.de>
 758
 759         PR fortran/89077
 760         * resolve.c (gfc_resolve_substring_charlen): Check substring
 761         length for constantness prior to general calculation of length.
 762
 763 2019-02-09  Paul Thomas  <pault@gcc.gnu.org>
 764
 765         PR fortran/89200
 766         * trans-array.c (gfc_trans_create_temp_array): Set the 'span'
 767         field for derived types.
 768
 769 2019-02-04  Harald Anlauf  <anlauf@gmx.de>
 770
 771         PR fortran/89077
 772         * decl.c (add_init_expr_to_sym): Copy length of string initializer
 773         to declared symbol.
 774
 775 2019-02-04  Martin Liska  <mliska@suse.cz>
 776
 777         PR fortran/89185
 778         * resolve.c (resolve_ref): Remove breakout variable as
 779         we need to prevent prev = &(*prev)->next to happen
 780         with *prev == NULL.
 781
 782 2019-02-04  Martin Liska  <mliska@suse.cz>
 783
 784         PR fortran/88912
 785         * scanner.c (load_file): Report error for -fpre-include
 786         file and do not ICE.
 787
 788 2019-02-02  Dominique d'Humieres  <dominiq@gcc.gnu.org>
 789
 790         PR fortran/81344
 791         * invoke.texi: Document the behavior of repeated -ffpe-trap
 792         and -ffpe-summary.
 793
 794 2019-02-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
 795
 796         PR fortran/88298
 797         * arith.c (gfc_int2int): Do not warn if src->do_not_warn is set.
 798         * gfortran.h (gfc_expr): Add flag do_not_warn.
 799         * intrinsic.c (gfc_convert_type_warn): Set expr->do_not_warn if
 800         no warning is desired.
 801
 802 2019-02-02  Paul Thomas  <pault@gcc.gnu.org>
 803
 804         PR fortran/88393
 805         * trans-expr.c (gfc_conv_procedure_call): For derived entities,
 806         passed in parentheses to class formals, invert the order of
 807         copying allocatable components to taking the _data of the
 808         class expression.
 809
 810 2019-02-02  Paul Thomas  <pault@gcc.gnu.org>
 811
 812         PR fortran/88980
 813         * trans-array.c (gfc_array_init_size): Add element_size to the
 814         arguments.
 815         (gfc_array_allocate): Remove the recalculation of the size of
 816         the element and use element_size from the call to the above.
 817         Unconditionally set the span field of the descriptor.
 818
 819 2019-02-02  Paul Thomas  <pault@gcc.gnu.org>
 820
 821         PR fortran/88685
 822         * expr.c (is_subref_array): Move the check for class pointer
 823         dummy arrays to after the reference check. If we haven't seen
 824         an array reference other than an element and a component is not
 825         class or derived, return false.
 826
 827 2019-02-01  Jakub Jelinek  <jakub@redhat.com>
 828
 829         PR fortran/83246
 830         PR fortran/89084
 831         * trans-decl.c (generate_local_decl): Add referenced FL_PARAMETERs
 832         if sym->ns->construct_entities rather than if
 833         sym->ns->parent->code->op == EXEC_BLOCK.
 834
 835 2019-01-31  Thomas Koenig  <tkoenig@gcc.gnu.org>
 836
 837         PR fortran/88669
 838         * resolve.c (resolve_component): If the reference is a BT_CLASS,
 839         copy the contiguous attribute from the reference and use the
 840         correct attributes.
 841
 842 2019-01-30  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 843
 844         PR fortran/52564
 845         * io.c (match_io): Add check for comma after '*' without subsequent
 846         IO list.
 847
 848 2019-01-30  Dominique d'Humieres  <dominiq@gcc.gnu.org>
 849
 850         PR fortran/52884
 851         * invoke.texi: Document the promotion of double precision
 852         constants.
 853
 854 2019-01-29  Thomas Koenig  <tkoenig@gcc.gnu.org>
 855
 856         PR fortran/57048
 857         * interface.c (gfc_compare_types): If a derived type and an
 858         integer both have a derived type, and they are identical,
 859         this is a C binding type and compares equal.
 860
 861 2019-01-26  Harald Anlauf  <anlauf@gmx.de>
 862
 863         PR fortran/57553
 864         * expr.c (check_inquiry): Add list of inquiry functions allowed in
 865         constant expressions for F2008+.
 866
 867 2019-01-25  Steven G. Kargl  <kargl@gcc.gnu.org>
 868
 869         PR fortran/85780
 870         * decl.c (gfc_match_subroutine): Check for conflict between BIND(C)
 871         and alternative return.
 872
 873 2019-01-24  Paul Thomas  <pault@gcc.gnu.org>
 874
 875         PR fortran/88929
 876         * trans-array.c (gfc_conv_descriptor_elem_len): New function.
 877         * trans-array.h : Add prototype for above.
 878         * trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): Take account of
 879         assumed rank arrays being flagged by rank = -1 in expressions.
 880         Intent in arrays need a pointer to a copy of the data to be
 881         assigned to the descriptor passed for conversion. This should
 882         then be freed, together with the CFI descriptor on return from
 883         the C call.
 884
 885 2019-01-22  Harald Anlauf  <anlauf@gmx.de>
 886
 887         PR fortran/88579
 888         * trans-expr.c (gfc_conv_power_op): Handle cases of (2**e) ** integer
 889         and (- 2**e) ** integer.
 890
 891 2019-01-19  Dominique d'Humieres  <dominiq@gcc.gnu.org>
 892
 893         PR fortran/37835
 894         * resolve.c (resolve_types): Add !flag_automatic.
 895         * symbol.c (gfc_add_save): Silence warnings.
 896
 897 2019-01-19  Steven G. Kargl  <kargl@gcc.gnu.org>
 898
 899         PR fortran/77960
 900         * io.c (match_io_element): input-item cannot be an external function.
 901
 902 2018-01-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
 903         Paul Thomas  <pault@gcc.gnu.org>
 904
 905         PR fortran/56789
 906         * trans-expr.c (gfc_conv_procedure_call): Call
 907         gfc_conv_subref_array_arg if the formal arg is contiguous
 908         and the actual arg may not be.
 909
 910 2019-01-17  Thomas Koenig  <tkoenig@gcc.gnu.org>
 911
 912         PR fortran/88871
 913         * resolve.c (resolve_ref): Fix logic for removal of
 914         reference.
 915
 916 2019-01-19  Jakub Jelinek  <jakub@redhat.com>
 917
 918         PR fortran/88902
 919         * trans-decl.c (gfc_get_symbol_decl): Don't add length to function
 920         or parent function if it has been added there already.
 921
 922 2019-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>
 923
 924         PR fortran/43136
 925         * resolve.c (resolve_array_ref): Add equal_length argument; set it
 926         if the length of the substring equals that of the orignal
 927         variable.
 928         (resolve_ref): Remove the substring if it is equal in length to
 929         the original variable, unless it is an EXPR_SUBSTRING).
 930
 931 2019-01-15  Steven G. Kargl  <kargl@gcc.gnu.org>
 932
 933         PR fortran/81849
 934         * resolve.c (resolve_symbol): Host associated varaibles can appear
 935         in the specification statement of a RESULT array.
 936
 937 2019-01-15  Paul Thomas  <pault@gcc.gnu.org>
 938
 939         * trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): Deal with exprs
 940         that are indirect references; ie. dummy arguments.
 941
 942 2019-01-13  Dominique d'Humieres  <dominiq@gcc.gnu.org>
 943
 944         PR fortran/88803
 945         * gfortran.texi: Replace @xref with @ref and adjust the sentence.
 946
 947 2019-01-13  Thomas Koenig  <tkoenig@gcc.gnu.org>
 948
 949         PR fortran/57992
 950         * trans-array.c (gfc_conv_array_parameter): Do not pack/unpack
 951         functions with contiguous results.
 952
 953 2019-01-13  Thomas Koenig  <tkoenig@gcc.gnu.org>
 954
 955         PR fortran/59345
 956         * trans-array.c (gfc_conv_array_parameter): Remove TODO.  Do not
 957         pack/unpack results of functions which return an explicit-shaped
 958         or allocatable array.
 959
 960 2019-01-12  Steven G. Kargl  <kargl@gcc.gnu.org>
 961
 962         PR fortran/61765
 963         * resolve.c (gfc_verify_binding_labels): Break if-elseif-elseif
 964         structure into independent if's with a return to simplify logic.
 965         Avoid a check for ENTRY name with bind(c).
 966
 967 2019-01-12  Paul Thomas  <pault@gcc.gnu.org>
 968
 969         * gfortran.texi: Add description in sections on TS 29113 and
 970         further interoperability with C.
 971         * trans-array.c (gfc_conv_descriptor_attribute): New function.
 972         (gfc_get_dataptr_offset): Remove static function attribute.
 973         * trans-array.h: Add prototypes for above functions.
 974         * trans-decl.c: Add declarations for the library functions
 975         cfi_desc_to_gfc_desc and gfc_desc_to_cfi_desc.
 976         * trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): New function.
 977         (gfc_conv_procedure_call): Call it for scalar and array actual
 978         arguments, when the formal arguments are bind_c with assumed
 979         shape or assumed rank.
 980         * trans.h: External declarations for gfor_fndecl_cfi_to_gfc
 981         and gfor_fndecl_gfc_to_cfi.
 982
 983 2019-01-11  Steven G. Kargl  <kargl@gcc.gnu.org>
 984
 985         PR fortran/35031
 986         * decl.c (gfc_match_entry): Check for F2018:C1546.  Fix nearby
 987         mis-indentation.
 988
 989 2019-01-11  Jakub Jelinek  <jakub@redhat.com>
 990
 991         PR middle-end/85956
 992         PR lto/88733
 993         * trans-openmp.c: Include attribs.h.
 994         (gfc_walk_alloc_comps, gfc_omp_clause_linear_ctor): Handle
 995         VAR_DECL max bound with "omp dummy var" attribute like NULL or
 996         error_mark_node - recompute number of elts independently.
 997
 998 2019-01-11  Thomas Koenig  <tkoenig@gcc.gnu.org>
 999
1000         PR fortran/59345
1001         * trans-array.c (gfc_conv_parameter_array): Temporary
1002         arrays generated for expressions do not need to be repacked.
1003
1004 2019-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>
1005
1006         PR fortran/86322
1007         * decl.c (top_var_list): Set locus of expr.
1008         (gfc_match_data): Detect pointer on non-rightmost part-refs.
1009
1010 2019-01-09  Steven G. Kargl  <kargl@gcc.gnu.org>
1011
1012         PR fortran/88376
1013         * resolve.c (is_illegal_recursion): Remove an assert().
1014
1015 2019-01-09  Sandra Loosemore  <sandra@codesourcery.com>
1016
1017         PR other/16615
1018         * expr.c: Change "can not" to "cannot".
1019
1020 2019-01-09  Sandra Loosemore  <sandra@codesourcery.com>
1021
1022         PR other/16615
1023         * class.c: Mechanically replace "can not" with "cannot".
1024         * decl.c: Likewise.
1025         * expr.c: Likewise.
1026         * gfc-internals.texi: Likewise.
1027         * intrinsic.texi: Likewise.
1028         * invoke.texi: Likewise.
1029         * io.c: Likewise.
1030         * match.c: Likewise.
1031         * parse.c: Likewise.
1032         * primary.c: Likewise.
1033         * resolve.c: Likewise.
1034         * symbol.c: Likewise.
1035         * trans-array.c: Likewise.
1036         * trans-decl.c: Likewise.
1037         * trans-intrinsic.c: Likewise.
1038         * trans-stmt.c: Likewise.
1039
1040 2019-01-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
1041
1042         PR fortran/68426
1043         * simplify.c (gfc_simplify_spread): Also simplify if the
1044         type of source is an EXPR_STRUCTURE.
1045
1046 2019-01-08  Janus Weil  <janus@gcc.gnu.org>
1047
1048         PR fortran/88047
1049         * class.c (gfc_find_vtab): For polymorphic typespecs, the components of
1050         the class container may not be available (in case of invalid code).
1051
1052 2019-01-08  Richard Biener  <rguenther@suse.de>
1053
1054         PR fortran/88611
1055         * trans-expr.c (gfc_conv_initializer): For ISOCBINDING_NULL_*
1056         directly build the expected GENERIC tree.
1057
1058 2019-01-07  Thomas Koenig  <tkoenig@gcc.gnu.org>
1059         Harald Anlauf <anlauf@gmx.de>
1060         Tobias Burnus <burnus@gcc.gnu.org>
1061
1062         PR fortran/45424
1063         * check.c (gfc_check_is_contiguous): New function.
1064         * expr.c (gfc_is_not_contiguous): New function.
1065         * gfortran.h (gfc_isym_id): Add GFC_ISYM_IS_CONTIGUOUS.
1066         Add prototype for gfc_is_not_contiguous.
1067         * intrinsic.c (do_ts29113_check): Add GFC_ISYM_IS_CONTIGUOUS.
1068         (add_function): Add is_contiguous.
1069         * intrinsic.h: Add prototypes for gfc_check_is_contiguous,
1070         gfc_simplify_is_contiguous and gfc_resolve_is_contiguous.
1071         * intrinsic.texi: Add IS_CONTIGUOUS.
1072         * iresolve.c (gfc_resolve_is_contiguous): New function.
1073         * simplify.c (gfc_simplify_is_contiguous): New function.
1074         * trans-decl.c (gfor_fncecl_is_contiguous0): New variable.
1075         (gfc_build_intrinsic_function_decl): Add it.
1076         * trans-intrinsic.c (gfc_conv_intrinsic_is_contiguous): New
1077         function.
1078         (gfc_conv_intrinsic_function): Handle GFC_ISYM_IS_CONTIGUOUS.
1079
1080 2019-01-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
1081
1082         PR fortran/88658
1083         * gfortran.h: Add macro gfc_real_4_kind
1084         * simplify.c (simplify_min_max): Special case for the types of
1085         AMAX0, AMIN0, MAX1 and MIN1, which actually change the types of
1086         their arguments.
1087
1088 2019-01-05  Janus Weil  <janus@gcc.gnu.org>
1089
1090         PR fortran/88009
1091         * class.c (gfc_find_derived_vtab): Mark the _final component as
1092         artificial.
1093         (find_intrinsic_vtab): Ditto. Also add an extra check to avoid
1094         dereferencing a null pointer and adjust indentation.
1095         * resolve.c (resolve_fl_variable): Add extra check to avoid
1096         dereferencing a null pointer. Move variable declarations to local scope.
1097         (resolve_fl_procedure): Add extra check to avoid dereferencing a null
1098         pointer.
1099         * symbol.c (check_conflict): Suppress errors for artificial symbols.
1100
1101 2019-01-01  Steven G. Kargl  <kargl@gcc.gnu.org>
1102
1103         * parse.c (decode_statement): Suppress "Unclassifiable statement"
1104         error if previous error messages were emittes.
1105
1106 2019-01-01  Thomas Koenig  <tkoenig@gcc.gnu.org>
1107
1108         PR fortran/82743
1109         * primary.c (gfc_convert_to_structure_constructor): If a character
1110         in a constructor is too long, add a  warning with
1111         -Wcharacter-truncation.
1112
1113 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
1114
1115         Update copyright years.
1116
1117         * gfortranspec.c (lang_specific_driver): Update copyright notice
1118         dates.
1119         * gfc-internals.texi: Bump @copying's copyright year.
1120         * gfortran.texi: Ditto.
1121         * intrinsic.texi: Ditto.
1122         * invoke.texi: Ditto.
1123 \f
1124 Copyright (C) 2019 Free Software Foundation, Inc.
1125
1126 Copying and distribution of this file, with or without modification,
1127 are permitted in any medium without royalty provided the copyright
1128 notice and this notice are preserved.