gcc/fortran/ChangeLog

   1 2020-04-02 Steven G. Kargl  <kargl@gcc.gnu.org>
   2
   3         PR fortran/94030
   4         * resolve.c (resolve_equivalence): Correct formatting
   5         around the label "identical_types".  Instead of using
   6         gfc_resolve_array_spec use is_non_constants_shape_array
   7         to determine whether the array can be used in a in an
   8         equivalence statement.
   9
  10 2020-04-01  Mark Eggleston  <mark.eggleston@codethink.com>
  11
  12         PR fortran/94386
  13         expr.c (simplify_parameter_variable): Restore code deleted
  14         in PR94246.
  15
  16 2020-03-28  Paul Thomas  <pault@gcc.gnu.org>
  17
  18         PR fortran/94246
  19         * arith.c : Remove trailing white space.
  20         * expr.c (scalarize_intrinsic_call): Remove the error checking.
  21         Make a copy of the expression to be simplified and only replace
  22         the original if the simplification succeeds.
  23
  24 2020-03-28  Tobias Burnus  <tobias@codesourcery.com>
  25
  26         PR fortran/94348
  27         * decl.c (gfc_match_submod_proc): Add result var to the
  28         proc's namespace.
  29
  30 2020-03-27  Tobias Burnus  <tobias@codesourcery.com>
  31
  32         PR fortran/93957
  33         * trans-array.c (gfc_alloc_allocatable_for_assignment): Accept
  34         nonallocatable, nonpointer deferred-rank arrays.
  35
  36 2020-03-27  Tobias Burnus  <tobias@codesourcery.com>
  37
  38         PR fortran/93363
  39         * resolve.c (resolve_assoc_var): Reject association to DT and
  40         function name.
  41
  42 2020-03-25  Steven G. Kargl  <kargl@gcc.gnu.org>
  43
  44         PR fortran/93484
  45         * match.c (gfc_match_type_spec): Replace gfc_match_init_expr with
  46         gfc_match_expr. Return m if m is MATCH_NO or MATCH_ERROR.
  47
  48 2020-03-23  Mark Eggleston  <mark.eggleston@codethink.com>
  49         Steven G. Kargl  <kargl@gcc.gnu.org>
  50
  51         PR fortran/93600
  52         * expr.c (simplify_parameter_variable): Check whether the ref
  53         chain contains INQUIRY_LEN or INQUIRY_KIND and set inquiry
  54         boolean. When an empty array has been identified and a new
  55         new EXPR_ARRAY expression has been created only return that
  56         expression if inquiry is not set. This allows the new
  57         expression to drop through to be simplified into a
  58         EXPR_CONSTANT representing %kind or %len.
  59         * matc.c (gfc_match_assignment): If lvalue doesn't have a
  60         symtree free both lvalue and rvalue expressions and return
  61         an error.
  62         * resolv.c (gfc_resolve_ref): Ensure that code to handle
  63         INQUIRY_LEN is only performed for arrays with deferred types.
  64
  65 2020-03-18  Jakub Jelinek  <jakub@redhat.com>
  66
  67         * class.c (generate_finalization_wrapper): Fix up duplicated word
  68         issue in a comment.
  69         * trans-types.c (gfc_get_nodesc_array_type): Likewise.
  70
  71 2020-03-17  Jakub Jelinek  <jakub@redhat.com>
  72
  73         * array.c (gfc_check_iter_variable): Fix up duplicated word issue
  74         in a comment.
  75         * arith.c (gfc_arith_concat): Likewise.
  76         * resolve.c (gfc_resolve_ref): Likewise.
  77         * frontend-passes.c (matmul_lhs_realloc): Likewise.
  78         * module.c (gfc_match_submodule, load_needed): Likewise.
  79         * trans-expr.c (gfc_init_se): Likewise.
  80
  81 2020-03-15  Lewis Hyatt  <lhyatt@gmail.com>
  82
  83         * lang.opt: Avoid redundancy in the help text.
  84
  85 2020-03-12  Tobias Burnus  <tobias@codesourcery.com>
  86
  87         PR middle-end/94120
  88         * openmp.c (gfc_match_oacc_declare): Accept function-result
  89         variables; reject variables declared in a different scoping unit.
  90
  91 2020-03-08  Paul Thomas  <pault@gcc.gnu.org>
  92
  93         PR fortran/93581
  94         * resolve.c (gfc_resolve_ref): Modify array refs to be elements
  95         if the ref chain ends in INQUIRY_LEN.
  96         * trans-array.c (gfc_get_dataptr_offset): Provide the offsets
  97         for INQUIRY_RE and INQUIRY_IM.
  98
  99 2020-03-05 Steven G. Kargl  <kargl@gcc.gnu.org>
 100
 101         PR fortran/93792
 102         * decl.c (variable_decl): If param and initializer check
 103         for BOZ, if found,  output an error, set m to MATCH_ERROR
 104         and goto cleanup.
 105
 106 2020-03-02  Andrew Benson  <abensonca@gmail.com>
 107
 108         PR fortran/93486
 109         * module.c: Increase size of variables used to read module names
 110         when loading interfaces from module files to permit cases where
 111         the name is the concatenation of a module and submodule name.
 112         * gfortran.dg/pr93486.f90: New test.
 113
 114 2020-03-01  Paul Thomas  <pault@gcc.gnu.org>
 115
 116         PR fortran/92976
 117         * match.c (select_type_set_tmp): If the selector array spec has
 118         explicit bounds, make the temporary's bounds deferred.
 119
 120 2020-03-01  Paul Thomas  <pault@gcc.gnu.org>
 121
 122         PR fortran/92959
 123         * trans-intrinsic.c (gfc_conv_associated): Eliminate
 124         'nonzero_charlen' and move the chunk to evaluate zero character
 125         length until after the argument evaluation so that the string
 126         length can be used.
 127
 128 2020-02-28  Paul Thomas  <pault@gcc.gnu.org>
 129
 130         PR fortran/92785
 131         * trans-expr.c (gfc_conv_intrinsic_to_class): Renormalise non-
 132         variable expressions to be unity lbound based.
 133
 134 2020-02-25  Steven G. Kargl  <kargl@gcc.gnu.org>
 135
 136         * simplify.c (degrees_f): Remove unused code.
 137
 138 2020-02-25  Jakub Jelinek  <jakub@redhat.com>
 139
 140         PR translation/93864
 141         * intrinsic.texi (CO_BROADCAST): Fix typo, paramter -> parameter.
 142         * trans-array.c (gfc_allocate_pdt_comp, gfc_deallocate_pdt_comp,
 143         gfc_check_pdt_dummy): Fix comment typo paramter -> parameter.
 144
 145 2020-02-24  Mark Eggleston  <mark.eggleston@codethink.com>
 146             Steven G. Kargl  <kargl@gcc.gnu.org>
 147
 148         PR fortran/93835
 149         * decl.c (gfc_match_data) : Check whether the data expression
 150         is a derived type and is a constructor. If a BOZ constant
 151         is encountered in the constructor output an error and return
 152         MATCH_ERROR.
 153
 154 2020-02-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 155
 156         PR fortran/93604
 157         * decl.c (gfc_match_data) : Check whether the data expression
 158         is a derived type and is a constructor. If a BOZ constant
 159         is encountered in the constructor output an error and return
 160         MATCH_ERROR.
 161
 162 2020-02-24  Tobias Burnus  <tobias@codesourcery.com>
 163
 164         PR fortran/93552
 165         * match.c (match_exit_cycle): With OpenACC, check the kernels loop
 166         directive and tile clause as well.
 167
 168 2020-02-23  Thomas Koenig  <tkoenig@gcc.gnu.org>
 169
 170         PR fortran/93889
 171         * interface.c (compare_parameter): Fix error message.
 172
 173 2020-02-23  Thomas Koenig  <tkoenig@gcc.gnu.org>
 174
 175         PR fortran/93890
 176         * interface.c: Replace "can not" by "cannot" and remove trailing
 177         space.
 178
 179 2020-02-20  Tobias Burnus  <tobias@codesourcery.com>
 180
 181         PR fortran/93825
 182         * openmp.c (resolve_oacc_loop_blocks): Move call to
 183         resolve_oacc_nested_loops from here ...
 184         (resolve_oacc_loop): ... to here.
 185
 186 2020-02-18  Mark Eggleston  <markeggleston@gcc.gnu.org>
 187
 188         PR fortran/93714
 189         * expr.c (gfc_check_pointer_assign): Move check for
 190         matching character length to after checking the lvalue
 191         attributes for target or pointer.
 192
 193 2020-02-18  Steven G. Kargl  <kargl@gcc.gnu.org>
 194
 195         PR fortran/93601
 196         * match.c (gfc_match_assignment) : Reject assignment if
 197         the lhs stype is BT_CLASS and the rhs type is BT_BOZ.
 198
 199 2020-02-18  Steven G. Kargl  <kargl@gcc.gnu.org>
 200
 201         PR fortran/93603
 202         * match.c (gfc_match_associate) : If target expression
 203         has the type BT_BOZ output an error and goto
 204         assocListError.
 205
 206 2020-02-18  Steven G. Kargl  <kargl@gcc.gnu.org>
 207             Mark Eggleston  <markeggleston@gcc.gnu.org>
 208
 209         PR fortran/93580
 210         * primary.c (gfc_match_varspec): If the symbol following %
 211         is re or im and the primary expression type is not BT_COMPLEX
 212         issue an error. If the symbol is len and the primary
 213         expression type is not BT_CHARACTER is an error.
 214
 215 2020-02-10  Andrew Benson  <abensonca@gmail.com>
 216
 217         PR fortran/83113
 218         * array.c: Do not attempt to set the array spec for a submodule
 219         function symbol (as it has already been set in the corresponding
 220         module procedure interface).
 221         * symbol.c: Do not reject duplicate POINTER, ALLOCATABLE, or
 222         DIMENSION attributes in declarations of a submodule function.
 223         * gfortran.h: Add a macro that tests for a module procedure in a
 224         submodule.
 225         * gfortran.dg/pr83113.f90: New test.
 226
 227 2020-02-03  Julian Brown  <julian@codesourcery.com>
 228             Tobias Burnus  <tobias@codesourcery.com>
 229
 230         * cpp.c (cpp_define_builtins): Update _OPENACC define to 201711.
 231         * intrinsic.texi: Update mentions of OpenACC version to 2.6.
 232         * gfortran.texi: Likewise. Remove experimental disclamer for OpenACC.
 233         * invoke.texi: Remove experimental disclamer for OpenACC.
 234
 235 2020-02-03  Tobias Burnus  <tobias@codesourcery.com>
 236
 237         PR fortran/93541
 238         * intrinisic.texi (OpenMP Modules OMP_LIB and OMP_LIB_KINDS):
 239         Add undocumented parameters from omp_lib.f90.in.
 240
 241 2020-02-03  Tobias Burnus  <tobias@codesourcery.com>
 242
 243         PR fortran/93427
 244         * resolve.c (resolve_assoc_var): Remove too strict check.
 245         * gfortran.dg/associate_51.f90: Update test case.
 246
 247 2020-02-01  Jakub Jelinek  <jakub@redhat.com>
 248
 249         PR fortran/92305
 250         * trans-types.c (gfc_get_function_type): Also push boolean_type_node
 251         types for non-character scalar VALUE optional dummy arguments.
 252         * trans-decl.c (create_function_arglist): Skip those in
 253         hidden_typelist.  Formatting fix.
 254
 255 2020-01-31  Tobias Burnus  <tobias@codesourcery.com>
 256
 257         PR fortran/93462
 258         * frontend-passes.c (gfc_code_walker): For EXEC_OACC_ATOMIC, set
 259         in_omp_atomic to true prevent front-end optimization.
 260
 261 2020-01-30  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
 262
 263         PR fortran/87103
 264         * expr.c (gfc_check_conformance): Check vsnprintf for truncation.
 265         * iresolve.c (gfc_get_string): Likewise.
 266         * symbol.c (gfc_new_symbol): Remove check for maximum symbol
 267         name length.  Remove redundant 0 setting of new calloc()ed
 268         gfc_symbol.
 269
 270 2020-01-30  Paul Thomas  <pault@gcc.gnu.org>
 271             Jakub Jelinek  <jakub@redhat.com>
 272
 273         PR fortran/92123
 274         * trans-decl.c (gfc_get_symbol_decl): Call gfc_defer_symbol_init for
 275         CFI descs.
 276         (gfc_build_builtin_function_decls): Use ".w." instead of ".ww" or ".wR"
 277         for gfor_fndecl_{cfi_to_gfc,gfc_to_cfi}.
 278         (convert_CFI_desc): Handle references to CFI descriptors.
 279
 280 2020-01-29  Jakub Jelinek  <jakub@redhat.com>
 281
 282         PR fortran/93463
 283         * openmp.c (oacc_code_to_statement): Handle
 284         EXEC_OACC_{ROUTINE,UPDATE,WAIT,CACHE,{ENTER,EXIT}_DATA,DECLARE}.
 285
 286 2020-01-28  Andrew Benson  <abensonca@gmail.com>
 287
 288         PR fortran/93461
 289         * trans.h: Increase GFC_MAX_MANGLED_SYMBOL_LEN to
 290         GFC_MAX_SYMBOL_LEN*3+5 to allow for inclusion of submodule name,
 291         plus the "." between module and submodule names.
 292         * gfortran.dg/pr93461.f90: New test.
 293
 294 2020-01-28  Andrew Benson  <abensonca@gmail.com>
 295
 296         PR fortran/93473
 297         * parse.c: Increase length of char variables to allow them to hold
 298         a concatenated module + submodule name.
 299         * gfortran.dg/pr93473.f90: New test.
 300
 301 2020-01-28  Julian Brown  <julian@codesourcery.com>
 302
 303         PR fortran/93025
 304         * openmp.c (resolve_omp_clauses): Check array references for contiguity.
 305
 306 2020-01-28  Julian Brown  <julian@codesourcery.com>
 307
 308         * gfortran.h (gfc_symbol): Add comp_mark bitfield.
 309         * openmp.c (resolve_omp_clauses): Disallow mixed component and
 310         full-derived-type accesses to the same variable within a single
 311         directive.
 312
 313 2020-01-28  Tobias Burnus  <tobias@codesourcery.com>
 314
 315         PR fortran/93464
 316         * openmp.c (gfc_omp_check_optional_argument): Avoid ICE when
 317         DECL_LANG_SPECIFIC and GFC_DESCRIPTOR_TYPE_P but not
 318         GFC_DECL_SAVED_DESCRIPTOR as for local allocatable character vars.
 319
 320 2020-01-28  Tobias Burnus  <tobias@codesourcery.com>
 321
 322         * gfortran.texi (Runtime): Remove tailing '.' in @menu.
 323
 324 2020-01-27  Tobias Burnus  <tobias@codesourcery.com>
 325
 326         PR fortran/85781
 327         * trans-expr.c (gfc_conv_substring): Handle non-ARRAY_TYPE strings
 328         of Bind(C) procedures.
 329
 330 2020-01-22  Jakub Jelinek  <jakub@redhat.com>
 331
 332         * parse.c (parse_omp_structured_block): Handle ST_OMP_TARGET_PARALLEL.
 333         * trans-openmp.c (gfc_trans_omp_target)
 334         <case EXEC_OMP_TARGET_PARALLEL>: Call pushlevel first.
 335
 336         PR fortran/93329
 337         * openmp.c (omp_code_to_statement): Handle remaining EXEC_OMP_*
 338         cases.
 339
 340 2020-01-21  Tobias Burnus  <tobias@codesourcery.com>
 341
 342         PR fortran/93309
 343         * interface.c (gfc_procedure_use): Also check parent namespace for
 344         'implict none (external)'.
 345         * symbol.c (gfc_get_namespace): Don't set has_implicit_none_export
 346         to parent namespace's setting.
 347
 348 2020-01-19  Thomas König  <tkoenig@gcc.gnu.org>
 349
 350         PR fortran/44960
 351         * primary.c (gfc_match_rvalue): Break after setting MATCH_ERROR.
 352         * resolve.c (resolve_function): Issue error when a
 353         function call contains a reference.
 354
 355 2020-01-17  Mark Eggleston  <mark.eggleston@codethink.com>
 356
 357         PR fortran/93236
 358         * resolve.c (resolve_types): Declare boolean recursive and set with the
 359         value of the recursive attribute of namespace proc_name symbol
 360         structure if it exists.  Call gfc_save_all if both flag_automatic and
 361         recursive are false or ns->save_all is true.
 362
 363 2020-01-16  Tobias Burnus  <tobias@codesourcery.com>
 364
 365         PR fortran/93253
 366         * check.c (gfc_invalid_boz): Mention -fallow-invalid-boz
 367         in the error message.
 368         * gfortran.texi (BOZ literal constants): List another missing
 369         extension and refer to -fallow-invalid-boz.
 370         * lang.opt (fallow-invalid-boz): Also mention 'X' in the help text
 371         as it is not covered by the previous wording.
 372         * primary.c (match_boz_constant): Tweak wording such that it is
 373         clear how to fix the nonstandard use.
 374
 375 2020-01-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
 376
 377         PR fortran/65428
 378         * array.c (empty_constructor): New variable.
 379         (empty_ts): New variable.
 380         (expand_constructor): Save typespec in empty_ts.
 381         Unset empty_constructor if there is an element.
 382         (gfc_expand_constructor): Initialize empty_constructor
 383         and empty_ts.  If there was no explicit constructor
 384         type and the constructor is empty, take the type from
 385         empty_ts.
 386
 387 2020-01-09  Tobias Burnus  <tobias@codesourcery.com>
 388
 389         PR fortran/84135
 390         * array.c (gfc_set_array_spec): Fix shifting of codimensions
 391         when adding a dimension.
 392         * decl.c (merge_array_spec): Ditto. Fix using correct codimensions.
 393
 394 2020-01-07  Jakub Jelinek  <jakub@redhat.com>
 395
 396         PR fortran/93162
 397         * trans-openmp.c (gfc_trans_omp_clauses): Check for REF_ARRAY type
 398         before testing u.ar.type == AR_FULL.
 399
 400 2020-01-04  Tobias Burnus  <tobias@codesourcery.com>
 401
 402         PR fortran/91640
 403         * trans-expr.c (gfc_conv_procedure_call): Avoid copy-out for nonvariable
 404         arguments to contiguous dummy args.  Avoid re-checking whether fsym is
 405         NULL.
 406
 407 2020-01-03  Tobias Burnus  <tobias@codesourcery.com>
 408
 409         * trans-openmp.c (gfc_omp_check_optional_argument): Always return a
 410         Boolean expression; handle unallocated/disassociated actual arguments
 411         as absent if passed to nonallocatable/nonpointer dummy array arguments.
 412         (gfc_build_cond_assign): Change to assume a Boolean expr not a pointer.
 413         (gfc_omp_finish_clause, gfc_trans_omp_clauses): Assign NULL to generated
 414         array-data variable if the argument is absent. Simplify code as
 415         'present' is now a Boolean expression.
 416
 417 2020-01-03  Tobias Burnus  <tobias@codesourcery.com>
 418
 419         PR fortran/92994
 420         * primary.c (gfc_match_rvalue): Add some flavor checks
 421         gfc_matching_procptr_assignment.
 422         * resolve.c (resolve_assoc_var): Add more checks for invalid targets.
 423
 424 2020-01-02  Tobias Burnus  <tobias@codesourcery.com>
 425
 426         PR fortran/68020
 427         * array.c (gfc_match_array_spec): Fix implied-type matching
 428         for rank > 2.
 429
 430 2020-01-01  Thomas Koenig  <tkoenig@gcc.gnu.org>
 431
 432         PR fortran/93113
 433         * dependency.c (gfc_dep_resolver): Handle REF_INQUIRY in switch
 434         for ref types.
 435
 436 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 437
 438         Update copyright years.
 439
 440         * gfortranspec.c (lang_specific_driver): Update copyright notice
 441         dates.
 442         * gfc-internals.texi: Bump @copying's copyright year.
 443         * gfortran.texi: Ditto.
 444         * intrinsic.texi: Ditto.
 445         * invoke.texi: Ditto.
 446 \f
 447 Copyright (C) 2020 Free Software Foundation, Inc.
 448
 449 Copying and distribution of this file, with or without modification,
 450 are permitted in any medium without royalty provided the copyright
 451 notice and this notice are preserved.