gcc/fortran/ChangeLog

   1 2018-07-05  Fritz Reese  <fritzoreese@gmail.com>
   2
   3         PR fortran/83183
   4         PR fortran/86325
   5         * expr.c (class_allocatable, class_pointer, comp_allocatable,
   6         comp_pointer): New helpers.
   7         (component_initializer): Generate EXPR_NULL for allocatable or pointer
   8         components. Do not generate initializers for components within BT_CLASS.
   9         Do not assign to comp->initializer.
  10         (gfc_generate_initializer): Use new helpers; move code to generate
  11         EXPR_NULL for class allocatable components into component_initializer().
  12
  13 2018-07-04  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
  14
  15         PR fortran/82009
  16         * trans-decl.c (gfc_process_block_locals): Delete assert and set
  17         saved_local_decls = NULL_TREE.
  18
  19 2018-07-02  Richard Biener  <rguenther@suse.de>
  20
  21         PR lto/86321
  22         * trans-types.c (gfc_get_array_type_bounds): Unshare TYPE_FIELDs
  23         for the distinct type copy.
  24
  25 2018-07-02  Paul Thomas  <pault@gcc.gnu.org>
  26
  27         PR fortran/82969
  28         PR fortran/86242
  29         * trans-array.c (structure_alloc_comps): Do not explicitly copy
  30         procedure pointer components.
  31
  32 2018-07-02  Paul Thomas  <pault@gcc.gnu.org>
  33
  34         PR fortran/45305
  35         * expr.c : Add a prototype for scalarize_intrinsic_call.
  36         (gfc_simplify_expr): Use scalarize_intrinsic_call for elemental
  37         intrinsic function calls.
  38         (scalarize_intrinsic_call): Add 'init_flag' argument. Check if
  39         the expression or any of the actual argument expressions are
  40         NULL. Before calling gfc_check_init_expr, check 'init_flag'.
  41         Only simplify the scalarized expressions if there are no errors
  42         on the stack.
  43         (gfc_check_init_expr): Set 'init_flag' true in the call to
  44         scalarize_intrinsic_call.
  45
  46 2018-06-28  Fritz Reese  <fritzoreese@gmail.com>
  47
  48         PR fortran/82865
  49         * decl.c (gfc_match_type): Refactor and check for PDT declarations.
  50
  51 2018-06-28  Martin Liska  <mliska@suse.cz>
  52
  53         * gfortranspec.c: Include opt-suggestions.h.
  54
  55 2018-06-25  Fritz Reese  <fritzoreese@gmail.com>
  56
  57         PR fortran/82972
  58         PR fortran/83088
  59         PR fortran/85851
  60         * expr.c (component_initializer): Assign init expr to c->initializer.
  61         (generate_isocbinding_initializer): New.
  62         (gfc_generate_initializer): Call generate_isocbinding_initializer to
  63         generate initializers for c_ptr and c_funptr with -finit-derived.
  64
  65 2018-06-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
  66
  67         PR fortran/85983
  68         * interface.c (check_dtio_interface1): Delete assert.
  69
  70 2018-06-22  Paul Thomas  <pault@gcc.gnu.org>
  71             Rainer Orth  <ro@gcc.gnu.org>
  72
  73         PR fortran/86281
  74         * resolve.c (resolve_contained_fntype): Check for the charlen
  75         before testing the length.
  76
  77 2018-06-21  Paul Thomas  <pault@gcc.gnu.org>
  78
  79         PR fortran/49630
  80         * resolve.c (resolve_contained_fntype): Change standard ref.
  81         from F95 to F2003: C418. Correct a spelling error in a comment.
  82         It is an error for an abstract interface to have an assumed
  83         character length result.
  84         * trans-expr.c (gfc_conv_procedure_call): Likewise change the
  85         standard reference.
  86
  87 2018-06-21  Paul Thomas  <pault@gcc.gnu.org>
  88
  89         PR fortran/83118
  90         * resolve.c (resolve_ordinary_assign): Force the creation of a
  91         vtable for assignment of non-polymorphic expressions to an
  92         unlimited polymorphic object.
  93         * trans-array.c (gfc_alloc_allocatable_for_assignment): Use the
  94         size of the rhs type for such assignments. Set the dtype, _len
  95         and vptrs appropriately.
  96         * trans-expr.c (gfc_trans_assignment): Force the use of the
  97         _copy function for these assignments.
  98
  99 2018-06-20  Chung-Lin Tang <cltang@codesourcery.com>
 100             Thomas Schwinge <thomas@codesourcery.com>
 101             Cesar Philippidis  <cesar@codesourcery.com>
 102
 103         * gfortran.h (gfc_omp_clauses): Add unsigned if_present, finalize
 104         bitfields.
 105         * openmp.c (enum omp_mask2): Remove OMP_CLAUSE_PRESENT_OR_*. Add
 106         OMP_CLAUSE_{IF_PRESENT,FINALIZE}.
 107         (gfc_match_omp_clauses): Update handling of copy, copyin, copyout,
 108         create, deviceptr, present_of_*. Add support for finalize and
 109         if_present.
 110         (OACC_PARALLEL_CLAUSES): Remove PRESENT_OR_* clauses.
 111         (OACC_KERNELS_CLAUSES): Likewise.
 112         (OACC_DATA_CLAUSES): Likewise.
 113         (OACC_DECLARE_CLAUSES): Likewise.
 114         (OACC_UPDATE_CLAUSES): Add IF_PRESENT clause.
 115         (OACC_ENTER_DATA_CLAUSES): Remove PRESENT_OR_* clauses.
 116         (OACC_EXIT_DATA_CLAUSES): Add FINALIZE clause.
 117         (gfc_match_oacc_declare): Update to OpenACC 2.5 semantics.
 118         * trans-openmp.c (gfc_trans_omp_clauses): Add support for IF_PRESENT
 119         and FINALIZE.
 120
 121 2018-06-18  Eric Botcazou  <ebotcazou@adacore.com>
 122
 123         * trans-decl.c (gfc_get_fake_result_decl): Revert latest change.
 124
 125 2018-06-17  Eric Botcazou  <ebotcazou@adacore.com>
 126
 127         * trans-decl.c (nonlocal_dummy_decl_pset): Delete.
 128         (nonlocal_dummy_decls): Likewise.
 129         (gfc_nonlocal_dummy_array_decl): Likewise.
 130         (gfc_get_symbol_decl): Do not call gfc_nonlocal_dummy_array_decl.
 131         (gfc_get_fake_result_decl): Do not generate a new DECL if simply
 132         reusing the result of a recursive call.
 133         (gfc_generate_function_code): Do not create, insert and destroy
 134         nonlocal_dummy_decls.
 135
 136 2018-06-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 137
 138         PR fortran/86110
 139         * array.c (gfc_resolve_character_array_constructor): Avoid NULL
 140         pointer dereference.
 141
 142 2018-06-13  Cesar Philippidis  <cesar@codesourcery.com>
 143
 144         PR fortran/85703
 145         * parse.c (decode_oacc_directive): Set gfc_matching_function
 146         to false.
 147         (decode_omp_directive): Likewise.
 148
 149 2018-06-13  Cesar Philippidis  <cesar@codesourcery.com>
 150
 151         PR fortran/85702
 152         * openmp.c (gfc_match_oacc_wait): Use %C to report error location.
 153
 154 2018-06-12  David Malcolm  <dmalcolm@redhat.com>
 155
 156         PR other/69968
 157         * misc.c (gfc_closest_fuzzy_match): Update for renaming of
 158         levenshtein_distance to get_edit_distance.
 159
 160 2018-06-12  Steven G. Kargl  <kargl@gcc.gnu.org>
 161
 162         PR fortran/44491
 163         * expr.c (gfc_check_assign): Select non-NULL locus.
 164
 165 2018-06-11  Janus Weil  <janus@gcc.gnu.org>
 166
 167         PR fortran/45521
 168         * interface.c (compare_ptr_alloc): New function.
 169         (generic_correspondence): Call it.
 170
 171 2018-06-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
 172
 173         * gfortran.h (gfc_expr): Add no_bounds_check field.
 174         * frontend-passes.c (get_array_inq_function): Set no_bounds_check
 175         on function and function argument.
 176         (inline_matmul_assign): Set no_bounds_check on zero expression
 177         and on lhs of zero expression.
 178         Also handle A1B2 case if realloc on assigment is active.
 179         * trans-array.c (gfc_conv_array_ref): Don't do range checking
 180         if expr has no_bounds_check set.
 181         (gfc_conv_expr_descriptor): Set no_bounds_check on ss if expr
 182         has it set.
 183         * trans-expr.c (gfc_trans_assignment_1): Set no_bounds_check
 184         on lss and lss if the corresponding expressions have it set.
 185
 186 2018-06-10  Dominique d'Humieres  <dominiq@gcc.gnu.org>
 187
 188         PR fortran/79854
 189         * trans-const.c: Remove include "diagnostic-core.h".
 190         (gfc_conv_constant_to_tree): Replace fatal_error with gcc_unreachable.
 191
 192 2018-06-10  Janus Weil  <janus@gcc.gnu.org>
 193
 194         PR fortran/85088
 195         * decl.c (match_attr_spec): Synchronize the DECL_* enum values with the
 196         INTENT_* values from the enum 'sym_intent'. Call 'match_intent_spec'
 197         and remove a TODO note.
 198         * gfortran.h: Add a comment to sym_intent.
 199
 200 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 201
 202         PR fortran/38351
 203         * resolve.c (resolve_operator): Provide better error message for
 204         derived type entity used in an binary intrinsic numeric operator.
 205
 206 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 207
 208         PR fortran/85138
 209         PR fortran/85996
 210         PR fortran/86051
 211         * decl.c (gfc_match_char_spec): Use private namespace in attempt to
 212         reduce a charlen to a constant.
 213
 214 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 215
 216         PR fortran/78278
 217         * data.c (gfc_assign_data_value): Re-arrange code to allow for
 218         an error for double initialization of CHARACTER entities.
 219
 220 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 221
 222         PR fortran/63514
 223         * symbol.c (gfc_add_volatile): Enforce F2008:C1282 and F2018:C1588.
 224
 225 2018-06-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
 226
 227         PR fortran/85631
 228         * trans.h (gfc_ss): Add field no_bounds_check.
 229         * trans-array.c (gfc_conv_ss_startstride): If flag_realloc_lhs and
 230         ss->no_bounds_check is set, do not use runtime checks.
 231         * trans-expr.c (gfc_trans_assignment_1): Set lss->no_bounds_check
 232         for reallocatable lhs.
 233
 234 2018-06-08  Steven G. Kargl  <kargl@gcc.gnu.org>
 235
 236         PR fortran/86059
 237         * array.c (match_array_cons_element): NULL() cannot be in an
 238         array constructor.
 239
 240 2018-06-08  Steven G. Kargl  <kargl@gcc.gnu.org>
 241
 242         PR fortran/78571
 243         * data.c (create_character_initializer): Return early if type is
 244         incompatible with CHARACTER.
 245
 246 2018-06-07  Steven G. Kargl  <kargl@gcc.gnu.org>
 247
 248         PR fortran/86045
 249         * simplify.c (gfc_simplify_mod): Re-arrange code to test whether
 250         'P' is zero and issue an error if it is.
 251
 252 2018-06-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 253
 254         PR fortran/85641
 255         * frontend-passes.c (is_fe_temp): Add prototype.
 256         (realloc_string_callback): Early return for frontend-generated
 257         temporary.
 258
 259 2018-06-05  Cesar Philippidis  <cesar@codesourcery.com>
 260
 261         PR fortran/85701
 262
 263         * openmp.c (gfc_resolve_oacc_declare): Error on functions and
 264         subroutine data clause arguments.
 265
 266 2018-06-04  Steven G. Kargl  <kargl@gcc.gnu.org>
 267
 268         PR fortran/85981
 269         * resolve.c (resolve_allocate_deallocate): Check errmsg is default
 270         character kind.
 271
 272 2018-06-03  Paul Thomas  <pault@gcc.gnu.org>
 273
 274         PR fortran/36497
 275         * decl.c (variable_decl): Use gfc_add_type for cray pointees.
 276
 277 2018-06-01  Steven G. Kargl  <kargl@gcc.gnu.org>
 278
 279         PR fortran/63570
 280         * check.c (gfc_check_random_init): New function. Check arguments of
 281         RANDOM_INIT.
 282         * gfortran.h (GFC_ISYM_RANDOM_INIT): New enum token.
 283         * intrinsic.c (add_subroutines): Add RANDOM_INIT to list of
 284         subroutines.
 285         (gfc_check_intrinsic_standard): Introduce Fortran 2018 check.
 286         * intrinsic.h: Add prototypes for gfc_check_random_init and
 287         gfc_resolve_random_init
 288         * intrinsic.texi: Document new intrinsic subprogram.
 289         * iresolve.c (gfc_resolve_random_init): Resolve routine name.
 290         * trans-decl.c: Declare gfor_fndecl_random_init
 291         * trans-intrinsic.c (conv_intrinsic_random_init): New function.
 292         Translate call to RANDOM_INIT.
 293         (gfc_conv_intrinsic_subroutine): Call it.
 294         * trans.h: Declare gfor_fndecl_random_init
 295
 296 2018-05-27  Steven G. Kargl  <kargl@gcc.gnu.org>
 297
 298         * decl.c (match_data_constant):  Fortran 2018 allows pointer
 299         initialization in a data statement.
 300
 301 2018-05-25  Janus Weil  <janus@gcc.gnu.org>
 302
 303         PR fortran/85839
 304         * match.c (gfc_match_block_data): Call gfc_notify_std to warn about
 305         an obsolescent feature in Fortran 2018.
 306         (gfc_match_equivalence): Ditto.
 307         * resolve.c (resolve_common_blocks): Ditto.
 308         (gfc_resolve_forall): Ditto.
 309         * symbol.c (gfc_define_st_label): Ditto.
 310
 311 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 312
 313         PR fortran/85543
 314         * resolve.c (update_current_proc_array_outer_dependency): Avoid NULL
 315         pointer dereference.
 316
 317 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 318
 319         PR fortran/85780
 320         * resolve.c (resolve_fl_procedure): Avoid NULL dereference.
 321
 322 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 323
 324         PR fortran/85779
 325         * decl.c (gfc_match_derived_decl): Fix NULL point dereference.
 326
 327 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 328
 329         PR fortran/85895
 330         * resolve.c (resolve_sync): Resolve expression before checking for
 331         an error.
 332
 333 2018-05-22  Janus Weil  <janus@gcc.gnu.org>
 334
 335         PR fortran/85841
 336         * libgfortran.h: Remove the macros GFC_STD_F2008_TS and
 337         GFC_STD_OPT_F08TS.
 338         * error.c (notify_std_msg): Remove GFC_STD_F2008_TS.
 339         * options.c (set_default_std_flags): Ditto.
 340         (gfc_handle_option): Make -std=f2008ts an alias for -std=f2018.
 341         * array.c (gfc_match_array_spec): Replace GFC_STD_F2008_TS by
 342         GFC_STD_F2018.
 343         * check.c (gfc_check_atomic, gfc_check_event_query,
 344         gfc_check_c_f_pointer, gfc_check_c_f_procpointer, gfc_check_c_funloc,
 345         gfc_check_c_loc, gfc_check_num_images, gfc_check_this_image): Ditto.
 346         * decl.c (gfc_verify_c_interop_param, gfc_match_decl_type_spec): Ditto.
 347         * intrinsic.c (add_functions, add_subroutines,
 348         gfc_check_intrinsic_standard): Ditto.
 349         * iso-c-binding.def: Ditto.
 350         * iso-fortran-env.def: Ditto.
 351         * match.c (gfc_match_event_post, gfc_match_event_wait,
 352         gfc_match_fail_image, gfc_match_form_team, gfc_match_change_team,
 353         gfc_match_end_team, gfc_match_sync_team): Ditto.
 354         * gfortran.texi: Remove mention of -std=f2008ts.
 355         Move TSs into F2018 section.
 356         * invoke.texi: Update documentation of -std=f2008ts.
 357
 358 2018-05-21  Janus Weil  <janus@gcc.gnu.org>
 359
 360         PR fortran/85841
 361         * libgfortran.h: New macros GFC_STD_OPT_*.
 362         * error.c (notify_std_msg): New function.
 363         (gfc_notify_std): Adjust such that it can handle combinations of
 364         GFC_STD_* flags in the 'std' argument, not just a single one.
 365         * match.c (match_arithmetic_if, gfc_match_if): Reject arithmetic if
 366         in Fortran 2018.
 367         (gfc_match_stopcode): Use GFC_STD_OPT_* macros.
 368         * options.c (set_default_std_flags): Warn for F2018 deleted features
 369         by default.
 370         (gfc_handle_option): F2018 deleted features are allowed in earlier
 371         standards.
 372         * symbol.c (gfc_define_st_label, gfc_reference_st_label): Reject
 373         nonblock do constructs in Fortran 2018.
 374
 375 2018-05-20  Paul Thomas  <pault@gcc.gnu.org>
 376
 377         PR fortran/80657
 378         * resolve.c (flag_fn_result_spec): Use the 'sym' argument to
 379         test for self refs to the function result in the character len
 380         expression. If a self reference is found, emit an error and
 381         return true.
 382         (resolve_fntype): Use the function symbol in the calls to the
 383         above.
 384
 385 2018-05-20  Paul Thomas  <pault@gcc.gnu.org>
 386
 387         PR fortran/49636
 388         * trans-array.c (gfc_get_array_span): Renamed from
 389         'get_array_span'.
 390         (gfc_conv_expr_descriptor): Change references to above.
 391         * trans-array.h : Add prototype for 'gfc_get_array_span'.
 392         * trans-intrinsic.c (gfc_conv_associated): Add pre and post
 393         blocks for 'arg1'.
 394         * trans-stmt.c (trans_associate_var): If the associate name is
 395         a subref array pointer, use gfc_get_array_span for the span.
 396
 397 2018-05-20  Paul Thomas  <pault@gcc.gnu.org>
 398
 399         PR fortran/82275
 400         * match.c (gfc_match_type_spec): Go through the array ref and
 401         decrement 'rank' for every dimension that is an element.
 402
 403 2018-05-19  Paul Thomas  <pault@gcc.gnu.org>
 404
 405         PR fortran/82923
 406         PR fortran/66694
 407         PR fortran/82617
 408         * trans-array.c (gfc_alloc_allocatable_for_assignment): Set the
 409         charlen backend_decl of the rhs expr to ss->info->string_length
 410         so that the value in the current scope is used.
 411
 412 2018-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 413
 414         PR fortran/63529
 415         * gfortran.texi: Clarify documentation for Cray pointer and
 416         assumed-sized array.
 417
 418 2018-05-13  Paul Thomas  <pault@gcc.gnu.org>
 419
 420         PR fortran/85742
 421         * trans-types.c (gfc_get_dtype_rank_type): Reorder evaluation
 422         of 'size'. If the element type is a pointer use the size of the
 423         TREE_TYPE of the type, unless it is VOID_TYPE. In this latter
 424         case, set the size to zero.
 425
 426 2018-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 427
 428         * gfortran.h: Remove prototype.
 429         * symbol.c (gfc_new_undo_checkpoint): Remove unused function.
 430
 431 2018-05-11  Steven G. Kargl  <kargl@gcc.gnu.org>
 432
 433         PR fortran/85542
 434         * expr.c (check_inquiry): Avoid NULL pointer dereference.
 435
 436 2018-05-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 437
 438         PR fortran/85687
 439         * check.c (gfc_check_rank): Check that the argument is a data object.
 440
 441 2018-05-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 442
 443         PR fortran/85521
 444         * array.c (gfc_resolve_character_array_constructor): Substrings
 445         with upper bound smaller than lower bound are zero length strings.
 446
 447 2018-05-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 448
 449         PR fortran/70870
 450         * data.c (gfc_assign_data_value): Check that a data object does
 451         not also have default initialization.
 452
 453 2018-05-10  Marek Polacek  <polacek@redhat.com>
 454
 455         PR fortran/85735
 456         * options.c (gfc_post_options): Set main_input_filename.
 457
 458 2018-05-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
 459
 460         PR fortran/54613
 461         * intrinsic.texi: Document BACK for MINLOC and MAXLOC.
 462
 463 2018-05-10  Paul Thomas  <pault@gcc.gnu.org>
 464
 465         PR fortran/68846
 466         PR fortran/70864
 467         * resolve.c (get_temp_from_expr): The temporary must not have
 468         dummy or intent attributes.
 469
 470 2018-05-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
 471
 472         PR fortran/54613
 473         * check.c (gfc_check_minmaxloc): Remove error for BACK not being
 474         implemented.  Use gfc_logical_4_kind for BACK.
 475         * simplify.c (min_max_choose): Add optional argument back_val.
 476         Handle it.
 477         (simplify_minmaxloc_to_scalar): Add argument back_val. Pass
 478         back_val to min_max_choose.
 479         (simplify_minmaxloc_to_nodim): Likewise.
 480         (simplify_minmaxloc_to_array): Likewise.
 481         (gfc_simplify_minmaxloc): Add argument back, handle it.
 482         Pass back_val to specific simplification functions.
 483         (gfc_simplify_minloc): Remove ATTRIBUTE_UNUSED from argument back,
 484         pass it on to gfc_simplify_minmaxloc.
 485         (gfc_simplify_maxloc): Likewise.
 486         * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Adjust
 487         comment. If BACK is true, use greater or equal (or lesser or
 488         equal) insteal of greater (or lesser). Mark the condition of
 489         having found a value which exceeds the limit as unlikely.
 490
 491 2018-05-07  Jeff Law  <law@redhat.comg>
 492
 493         * scanner.c (preprocessor_line): Call linemap_add after a line
 494         directive that changes the current filename.
 495
 496 2018-05-06  Andre Vehreschild  <vehre@gcc.gnu.org>
 497
 498         PR fortran/85507
 499         * dependency.c (gfc_dep_resolver): Revert looking at coarray dimension
 500         introduced by r259385.
 501         * trans-intrinsic.c (conv_caf_send): Always report a dependency for
 502         same variables in coarray assignments.
 503
 504 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 505
 506         PR libgomp/82428
 507         * f95-lang.c (DEF_GOACC_BUILTIN_ONLY): Define.
 508
 509 2018-04-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 510
 511         PR fortran/85520
 512         * decl.c (gfc_match_char_spec): Check for negative length and set to 0.
 513
 514 2018-04-14  Andre Vehreschild  <vehre@gcc.gnu.org>
 515
 516         PR fortran/81773
 517         PR fortran/83606
 518         * dependency.c (gfc_dep_resolver): Coarray indexes are to be ignored
 519         during dependency computation.  They define no data dependency.
 520         * trans-array.c (conv_array_index_offset): The stride can not be set
 521         here, prevent fail.
 522         * trans-intrinsic.c (conv_caf_send): Add creation of temporary array
 523         for caf_get's result and copying to the array with vectorial
 524         indexing.
 525
 526 2018-04-14  Thomas Koenig  <tkoenig@gcc.gnu.org>
 527
 528         PR fortran/85387
 529         * frontend-passes.c (traverse_io_block): Check for start, end or
 530         stride being defined by an outer implied DO loop.
 531
 532 2018-04-12  Thomas Koenig  <tkoenig@gcc.gnu.org>
 533
 534         PR fortran/83064
 535         PR testsuite/85346
 536         * trans-stmt.c (gfc_trans_forall_loop): Use annot_expr_ivdep_kind
 537         for annotation and remove dependence on -ftree-parallelize-loops.
 538
 539 2018-04-10  Jakub Jelinek  <jakub@redhat.com>
 540
 541         PR fortran/85313
 542         * openmp.c (resolve_omp_do): Remove bogus if (j < i) break;.
 543         (resolve_oacc_nested_loops): Likewise.  Formatting fix.
 544
 545 2018-04-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
 546
 547         PR fortran/83064
 548         * trans-stmt.c (gfc_trans_forall_loop): Remove annotation for
 549         parallell processing of DO CONCURRENT -ftree-parallelize-loops
 550         is set.
 551
 552 2018-04-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
 553
 554         PR fortran/51260
 555         * resolve.c (resolve_variable): Simplify cases where access to a
 556         parameter array results in a single constant.
 557
 558 2018-04-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
 559
 560         PR fortran/85102
 561         * decl.c (variable_decl): If upper or lower bounds simplify
 562         to a constant, use that.
 563
 564 2018-03-30  Paul Thomas  <pault@gcc.gnu.org>
 565
 566         PR fortran/84931
 567         * simplify.c (gfc_convert_constant): Handle case of array
 568         constructors within an array that has no iterator and improve
 569         the conciseness of this section of code.
 570
 571 2017-03-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
 572
 573         PR fortran/85111
 574         * array.c (gfc_resolve_character_array_constructor): Early
 575         exit for zero-size arrays.
 576         * simplify.c (simplify_transformation_to_array): Exit early
 577         if the result size is zero.
 578         (simplify_minmaxloc_to_array): Likewise.
 579
 580 2018-03-28  Mikael Morin  <mikael@gcc.gnu.org>
 581
 582         PR fortran/69497
 583         * symbol.c (gfc_symbol_done_2): Start freeing namespaces
 584         from the root.
 585         (gfc_free_namespace): Restore assert (revert r258839).
 586
 587 2018-03-28  Jakub Jelinek  <jakub@redhat.com>
 588
 589         * gfortran.h (gfc_dt): Rename default_exp field to dec_ext.
 590         * ioparm.def (IOPARM_dt_default_exp): Rename to ...
 591         (IOPARM_dt_dec_ext): ... this.
 592         * trans-io.c (build_dt): Adjust for default_exp renaming to
 593         dec_ext and IOPARM_dt_default_exp renaming to IOPARM_dt_dec_ext.
 594         * io.c (match_io): Likewise.
 595
 596 2018-03-27  Thomas Koenig  <tkoenig@gcc.gnu.org>
 597
 598         PR fortran/85084
 599         * frontend-passes.c (gfc_run_passes): Do not run front-end
 600         optimizations if a previous error occurred.
 601
 602 2018-03-27  Thomas Koenig  <tkoenig@gcc.gnu.org>
 603         Harald Anlauf  <anlauf@gmx.de>
 604
 605         PR fortran/85083
 606         * primary.c (gfc_convert_to_structure_constructor): Check
 607         conformance of argument types in structure constructor.
 608
 609 2018-03-26  Thomas Koenig  <tkoenig@gcc.gnu.org>
 610
 611         PR fortran/66709
 612         * io.c: Include constructor.h.
 613         (resolve_tag_format): For a constant character array, concatenate
 614         into a single character expression.
 615
 616 2018-03-25  Seth Johnson <johnsonsr@ornl.gov>
 617         Dominique d'Humieres  <dominiq@gcc.gnu.org>
 618
 619         PR fortran/84924
 620         * check.c (gfc_check_c_f_pointer): Allow scalar noninteroperable
 621         scalar derived type with -std=f2003 and -std=f2008.
 622
 623 2018-03-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 624             Dominique d'Humieres  <dominiq@gcc.gnu.org>
 625
 626         PR fortran/69497
 627         * symbol.c (gfc_free_namespace): Delete the assert and only if
 628         refs count is equals zero, free the namespace. Otherwise,
 629         something is halfway and other errors will resound.
 630
 631 2018-03-24  Thomas Koenig  <tkoenig@gcc.gnu.org>
 632
 633         PR fortran/70068
 634         * expr.c (find_substring_ref): Change types of start, end
 635         and length variables to gfc_charlen_t. Set length to zero
 636         for empty substring.
 637
 638 2018-03-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 639
 640         PR fortran/42651
 641         * decl.c (check_function_name): Improved error message
 642         (gfc_match_volatile, gfc_match_asynchronous) Use check_function_name.
 643
 644 2018-03-22  Steven G. Kargl  <kargl@gcc.gnu.org>
 645
 646         PR fortran/84922
 647         * decl.c (get_proc_name): If the MODULE prefix appears in interface
 648         body, then it must appear on the contained subroutine or function.
 649         While here, fix nearby mis-indented code.
 650
 651 2018-03-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
 652         Harald Anlauf  <anlauf@gmx.de>
 653
 654         PR fortran/84957
 655         * trans-types.c (gfc_sym_type): Do not dereference NULL pointer.
 656
 657 2018-03-21  Janne Blomqvist  <jb@gcc.gnu.org>
 658
 659         PR fortran/84615
 660         * trans-expr.c (gfc_conv_procedure_call): Convert charlen to
 661         gfc_charlen_type_node when calling procedure.
 662
 663 2018-03-20  Steven G. Kargl  <kargl@gcc.gnu.org>
 664
 665         PR fortran/85001
 666         * interface.c (symbol_rank): Remove bogus null pointer check that
 667         crept in when translating a ternary operator into an if-else
 668         constructor.
 669
 670 2018-03-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
 671
 672         PR fortran/84931
 673         * simplify.c (gfc_convert_constant): Correctly handle iterators
 674         for type conversion.
 675
 676 2018-03-18  Steven G. Kargl  <kargl@gcc.gnu.org>
 677
 678         PR fortran/77414
 679         * decl.c (get_proc_name):  Check for a subroutine re-defined in
 680         the contain portion of a subroutine.  Change language of existing
 681         error message to better describe the issue. While here fix whitespace
 682         issues.
 683
 684 2018-03-18  Steven G. Kargl  <kargl@gcc.gnu.org>
 685
 686         PR fortran/65453
 687         * decl.c (get_proc_name): Catch clash between a procedure statement
 688         and a contained subprogram
 689
 690 2018-03-16  Steven G. Kargl  <kargl@gcc.gnu.org>
 691
 692         PR fortran/69395
 693         * decl.c (merge_array_spec): Correct the error condition.
 694
 695 2018-03-15  Steven G. Kargl  <kargl@gcc.gnu.org>
 696
 697         PR fortran/78741
 698         * decl.c (get_proc_name):  Check for clash of entry name with
 699         subroutine name.
 700
 701 2018-03-15  Steven G. Kargl  <kargl@gcc.gnu.org>
 702
 703         PR fortran/69395
 704         * decl.c (merge_array_spec): Limit the merging to maximum allowed
 705         dimensions, and issue error message if limit is exceeded.
 706
 707 2018-03-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 708
 709         * check.c (gfc_check_kill_sub):  Remove check for INTEGER(4) or (8).
 710         * intrinsic.c (add_functions): Remove reference to gfc_resolve_kill.
 711         (add_subroutines): Remove reference to gfc_resolve_kill_sub.
 712         * intrinsic.texi: Update documentation.
 713         * iresolve.c (gfc_resolve_kill, gfc_resolve_kill_sub): Remove.
 714         * trans-decl.c (gfc_build_intrinsic_function_decls):  Add
 715         gfor_fndecl_kill and gfor_fndecl_kill_sub
 716         * trans-intrinsic.c (conv_intrinsic_kill, conv_intrinsic_kill_sub): new
 717         functions.
 718         (gfc_conv_intrinsic_function): Use conv_intrinsic_kill.
 719         (gfc_conv_intrinsic_subroutine): Use conv_intrinsic_kill_sub.
 720         * trans.h: Declare gfor_fndecl_kill and gfor_fndecl_kill_sub.
 721
 722 2018-03-11  Paul Thomas  <pault@gcc.gnu.org>
 723
 724         PR fortran/84546
 725         * trans-array.c (structure_alloc_comps): Make sure that the
 726         vptr is copied and that the unlimited polymorphic _len is used
 727         to compute the size to be allocated.
 728         * trans-expr.c (gfc_get_class_array_ref): If unlimited, use the
 729         unlimited polymorphic _len for the offset to the element.
 730         (gfc_copy_class_to_class): Set the new 'unlimited' argument.
 731         * trans.h : Add the boolean 'unlimited' to the prototype.
 732
 733 2018-03-11  Steven G. Kargl  <kargl@gcc.gnu.org>
 734
 735         PR fortran/83939
 736         * resolve.c (resolve_fl_procedure): Enforce F2018:C15100.
 737
 738 2018-03-11  Steven G. Kargl  <kargls@gcc.gnu.org>
 739
 740         * check.c (gfc_check_kill):  Check pid and sig are scalar.
 741         (gfc_check_kill_sub): Restrict kind to 4 and 8.
 742         * intrinsic.c (add_function): Sort keyword list.  Add pid and sig
 743         keywords for KILL.  Remove redundant *back="back" in favor of the
 744         original *bck="back".
 745         (add_subroutines): Sort keyword list.  Add pid and sig keywords
 746         for KILL.
 747         * intrinsic.texi: Fix documentation to consistently use pid and sig.
 748         * iresolve.c (gfc_resolve_kill): Kind can only be 4 or 8.  Choose the
 749         correct function.
 750         (gfc_resolve_rename_sub): Add comment.
 751
 752 2018-03-11  Thomas Koenig  <tkoenig@gcc.gnu.org>
 753
 754         PR fortran/66128
 755         * simplify.c (simplify_transformation): Return default result for
 756         empty array argument.
 757         (gfc_simplify_all): Remove special-case handling for zerosize.
 758         (gfc_simplify_any): Likewise.
 759         (gfc_simplify_count): Likewise.
 760         (gfc_simplify_iall): Likewise.
 761         (gfc_simplify_iany): Likewise.
 762         (gfc_simplify_iparity): Likewise.
 763         (gfc_simplify_minval): Likewise.
 764         (gfc_simplify_maxval): Likewise.
 765         (gfc_simplify_norm2): Likewise.
 766         (gfc_simplify_product): Likewise.
 767         (gfc_simplify_sum): Likewise.
 768
 769 2018-03-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 770
 771         PR fortran/84734
 772         * arith.c (check_result, eval_intrinsic):  If result overflows, pass
 773         the expression up the chain instead of a NULL pointer.
 774
 775 2018-03-07  Steven G. Kargl  <kargl@gcc.gnu.org>
 776
 777         PR fortran/64124
 778         PR fortran/70409
 779         * decl.c (gfc_match_char_spec): Try to reduce a charlen to a constant.
 780
 781 2017-03-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 782
 783         PR fortran/84697
 784         PR fortran/66128
 785         * expr.c (simplify_parameter_variable): If p is a size zero array
 786         and not an ARRAY_EXPR insert an empty array constructor and
 787         return.
 788         * gfortran.h: Add prototype for gfc_is_size_zero_array.
 789         * simplify.c (is_size_zero_array): Make non-static and rename into
 790         (gfc_is_size_zero_array):  Check for parameter arrays of zero
 791         size by comparing shape and absence of constructor.
 792         (gfc_simplify_all): Use gfc_is_size_zero_array instead of
 793         is_size_zero_array.
 794         (gfc_simplify_count): Likewise.
 795         (gfc_simplify_iall): Likewise.
 796         (gfc_simplify_iany): Likewise.
 797         (gfc_simplify_iparity): Likewise.
 798         (gfc_simplify_minval): Likewise.
 799         (gfc_simplify_maxval): Likewise.
 800         (gfc_simplify_product): Likewise.
 801         (gfc_simplify_sum): Likewise.
 802
 803 2018-03-06  Steven G. Kargl  <kargl@gcc.gnu.org>
 804
 805         PR fortran/56667
 806         * primary.c (match_sym_complex_part): Give the matcher for an implied
 807         do-loop a chance to run.
 808
 809 2018-03-03  Harald Anlauf  <anlauf@gmx.de>
 810
 811         PR fortran/71085
 812         * trans-expr.c (gfc_apply_interface_mapping_to_expr): Do not
 813         dereference NULL pointer.
 814
 815 2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>
 816
 817         PR fortran/66128
 818         * simplify.c (is_size_zero_array): New function to check for size
 819         zero array.
 820         (gfc_simplify_all, gfc_simplify_any, gfc_simplify_count,
 821          gfc_simplify_iall, gfc_simplify_iany, gfc_simplify_iparity,
 822          gfc_simplify_minval, gfc_simplify_maxval, gfc_simplify_norm2,
 823          gfc_simplify_product, gfc_simplify_sum): Use it, and implement
 824         requirements from F2018.
 825
 826 2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>
 827
 828         PR fortran/51434
 829         * simplify.c (gfc_simplify_transfer): Resolve mold.
 830
 831 2018-03-03  Paul Thomas  <pault@gcc.gnu.org>
 832
 833         PR fortran/80965
 834         * resolve.c (build_loc_call): Change symtree name from 'loc' to
 835         '_loc'.
 836
 837 2018-03-01  Paul Thomas  <pault@gcc.gnu.org>
 838
 839         PR fortran/84219
 840         * target-memory.c (gfc_interpret_derived): Assert that BT_VOID
 841         components are caf tokens.
 842         (gfc_target_interpret_expr): Treat BT_VOID expressions as
 843         integers.
 844
 845 2018-03-01  Paul Thomas  <pault@gcc.gnu.org>
 846
 847         PR fortran/84538
 848         * class.c (class_array_ref_detected): Remove the condition that
 849         there be no reference after the array reference.
 850         (find_intrinsic_vtab): Remove excess whitespace.
 851         * trans-array.c (gfc_conv_scalarized_array_ref): Rename 'tmp'
 852         as 'base and call build_class_array_ref earlier.
 853
 854 2018-02-28  Paul Thomas  <pault@gcc.gnu.org>
 855
 856         PR fortran/83901
 857         * trans-stmt.c (trans_associate_var): Make sure that the se
 858         expression is a pointer type before converting it to the symbol
 859         backend_decl type.
 860
 861 2018-02-25  Steven G. Kargl  <kargl@gcc.gnu.org>
 862
 863         PR fortran/83633
 864         * decl.c (variable_decl): Check that an explicit-shape-array with
 865         nonconstant bounds is allowed.
 866
 867 2018-02-25  Paul Thomas  <pault@gcc.gnu.org>
 868
 869         PR fortran/84523
 870         * trans-intrinsic.c (gfc_conv_allocated): If the argument se
 871         has a pre block, add it to the expression pre block.
 872
 873 2018-02-25  Thomas Koenig  <tkoenig@gcc.gnu.org>
 874
 875         PR fortran/78238
 876         * gfortran.h (gfc_integer_4_kind): Define.
 877         * resolve.c (resolve_select_type): Make sure that the
 878         kind of c->high is gfc_integer_4_kind.
 879
 880 2018-02-24  Steven G. Kargl <kargl@gcc.gnu.org>
 881
 882         PR fortran/30792
 883         * decl.c (gfc_match_data): Check for invalid substring in
 884         data-implied-do
 885
 886 2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>
 887
 888         * intrinsic.texi: Arguments to MATMUL cannot both be rank one.
 889
 890 2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>
 891
 892         PR fortran/84511
 893         * trans-io.c (transfer_expr): Deal with C_LOC in transfer statement.
 894
 895 2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>
 896
 897         PR fortran/84346
 898         * interface.c (compare_actual_formal): Issue error if keyword is
 899         used in a statement function.
 900
 901 2018-02-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 902
 903         PR fortran/84506
 904         * trans-io.c (set_parameter_value_inquire): Adjust range check of
 905         negative unit values for kind=8 units to the kind=4 negative limit.
 906
 907 2018-02-23  Paul Thomas  <pault@gcc.gnu.org>
 908
 909         PR fortran/83149
 910         * trans-types.c (gfc_sym_type): Test sym->ns->proc_name before
 911         accessing its components.
 912
 913 2018-02-23  Paul Thomas  <pault@gcc.gnu.org>
 914
 915         PR fortran/83149
 916         * trans-decl.c (gfc_finish_var_decl): Test sym->ns->proc_name
 917         before accessing its components.
 918
 919 2018-02-23  Paul Thomas  <pault@gcc.gnu.org>
 920
 921         PR fortran/83148
 922         * trans-const.c : Clean up some whitespace issues.
 923         * trans-expr.c (gfc_conv_initializer): If an iso_c_binding
 924         derived type has a kind value of zero, set it to the default
 925         integer kind.
 926
 927 2018-02-23  Janne Blomqvist  <jb@gcc.gnu.org>
 928
 929         PR fortran/84519
 930         * trans-decl.c (gfc_build_builtin_function_decls): Add bool
 931         argument to stop and error stop decls.
 932         * trans-stmt.c (gfc_trans_stop): Add false value to argument
 933         lists.
 934
 935 2018-02-22  Janne Blomqvist  <jb@gcc.gnu.org>
 936
 937         PR 78534
 938         PR 84509
 939         * trans-decl.c (gfc_build_builtin_function_decls): Pass
 940         gfc_int8_type node to pause_numeric, size_type_node to
 941         pause_string.
 942         * trans-stmt.c (gfc_trans_pause): Likewise.
 943
 944 2018-02-22  Janne Blomqvist  <jb@gcc.gnu.org>
 945
 946         * gfortran.texi: Update Coarray API description.
 947         * trans-decl.c (gfc_build_builtin_function_decls): Use size_t for
 948         character lengths, int for exit codes.
 949         (generate_coarray_sym_init): Use size_t for character length.
 950         * trans-intrinsic.c (conv_co_collective): Likewise.
 951         * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
 952         (gfc_trans_event_post_wait): Likewise.
 953         (gfc_trans_sync): Likewise.
 954         (gfc_trans_stop): Use size_t for character lengths, int for exit
 955         codes.
 956
 957 2018-02-20  Thomas Koenig  <tkoenig@gcc.gnu.org>
 958
 959         PR fortran/48890
 960         PR fortran/83823
 961         * primary.c (gfc_convert_to_structure_constructor):
 962         For a constant string constructor, make sure the length
 963         is correct.
 964
 965 2018-02-19  Paul Thomas  <pault@gcc.gnu.org>
 966
 967         PR fortran/83344
 968         PR fortran/83975
 969         * resolve.c (resolve_assoc_var): Rearrange the logic for the
 970         determination of the character length of associate names. If
 971         the associate name is missing a length expression or the length
 972         expression is not a constant and the target is not a variable,
 973         make the associate name allocatable and deferred length.
 974         * trans-decl.c (gfc_get_symbol_decl): Null the character length
 975         backend_decl for deferred length associate names that are not
 976         variables. Set 'length' to gfc_index_zero_node for character
 977         associate names, whose character length is a PARM_DECL.
 978
 979 2018-02-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
 980
 981         PR fortran/35339
 982         * frontend-passes.c (traverse_io_block): Remove workaround for
 983         PR 80945.
 984
 985 2018-02-19  Andre Vehreschild  <vehre@gcc.gnu.org>
 986
 987         * gfortran.texi: Document additional src/dst_type.  Fix some typos.
 988         * trans-decl.c (gfc_build_builtin_function_decls): Declare the new
 989         argument of _caf_*_by_ref () with * e { get, send, sendget }.
 990         * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Add the type of the
 991         data referenced when generating a call to caf_get_by_ref ().
 992         (conv_caf_send): Same but for caf_send_by_ref () and
 993         caf_sendget_by_ref ().
 994
 995 2018-02-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 996
 997         PR fortran/84389
 998         * io.c (check_format): Allow FMT_COLON.
 999
1000 2018-02-18  Paul Thomas  <pault@gcc.gnu.org>
1001
1002         PR fortran/80945
1003         * trans-array.c (gfc_conv_expr_descriptor): Set parmtype from
1004         the typenode in the case of deferred length characters.
1005
1006 2018-02-17  Thomas Koenig  <tkoenig@gcc.gnu.org>
1007
1008         PR fortran/84270
1009         * frontend-passes (scalarized_expr):  If the expression
1010         is an assumed size array, leave in the last reference
1011         and pass AR_SECTION instead of AR_FULL to gfc_resolve
1012         in order to avoid an error.
1013
1014 2018-02-17  Paul Thomas  <pault@gcc.gnu.org>
1015
1016         PR fortran/84115
1017         * resolve.c (resolve_assoc_var): If a non-constant target expr.
1018         has no string length expression, make the associate variable
1019         into a deferred length, allocatable symbol.
1020         * trans-decl.c (gfc_is_reallocatable_lhs): Add and use a ptr to
1021         the symbol.
1022         * trans-stmt.c (trans_associate_var): Null and free scalar
1023         associate names that are allocatable. After assignment, remove
1024         the allocatable attribute to prevent reallocation.
1025
1026 2018-02-16  Jakub Jelinek  <jakub@redhat.com>
1027
1028         PR fortran/84418
1029         * trans-openmp.c (gfc_trans_omp_clauses): For OMP_CLAUSE_LINEAR_REF
1030         kind set OMP_CLAUSE_LINEAR_STEP to TYPE_SIZE_UNIT times last_step.
1031
1032 2018-02-16  Dominique d'Humieres  <dominiq@gcc.gnu.org>
1033
1034         PR fortran/84354
1035         * decl.c (gfc_get_pdt_instance): Replace '%qs' with %qs.
1036
1037 2018-02-15  Janus Weil  <janus@gcc.gnu.org>
1038
1039         PR fortran/84409
1040         * interface.c (check_dtio_arg_TKR_intent): Add a check for character
1041         length.
1042
1043 2018-02-14  Janus Weil  <janus@gcc.gnu.org>
1044
1045         PR fortran/84385
1046         * match.c (gfc_match_select_type): Fix check for selector in
1047         SELECT TYPE statement.
1048
1049 2018-02-13  Janus Weil  <janus@gcc.gnu.org>
1050
1051         PR fortran/84313
1052         * symbol.c (check_conflict): Reject procedure pointers in common blocks.
1053
1054 2018-02-13  Alastair McKinstry  <alastair.mckinstry@sceal.ie>
1055             Janne Blomqvist  <jb@gcc.gnu.org>
1056
1057         * module.c (dump_module): Use lbasename to ensure that module
1058         files are reproducible.
1059
1060 2018-02-12  Janus Weil  <janus@gcc.gnu.org>
1061
1062         PR fortran/84273
1063         * resolve.c (resolve_component): Fix checks of passed argument in
1064         procedure-pointer components.
1065
1066 2018-02-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1067
1068         PR fortran/35299
1069         * resolve.c (resolve_formal_arglist): Update error message.
1070
1071 2018-02-11  Andre Vehreschild  <vehre@gcc.gnu.org>
1072
1073         * gfortran.texi: Fix typos in documentation of caf_register ().
1074         * trans-array.c (structure_alloc_comps): Only register a component of
1075         a derived typed corray, not of an ultimate component coarray.
1076
1077 2018-02-11  Steven G. Kargl  <kargl@gcc.gnu.org>
1078
1079         PR fortran/54223
1080         PR fortran/84276
1081         * interface.c (compare_actual_formal): Add in_statement_function
1082         bool parameter.  Skip check of INTENT attribute for statement
1083         functions.  Arguments to a statement function cannot be optional,
1084         issue error for missing argument.
1085         (gfc_procedure_use, gfc_ppc_use, gfc_arglist_matches_symbol): Use
1086          in_statement_function.
1087
1088 2018-02-11  Paul Thomas  <pault@gcc.gnu.org>
1089
1090         PR fortran/84074
1091         * trans-expr.c (gfc_conv_derived_to_class): Set the use_offset
1092         flag. If the is a vector subscript or the expression is not a
1093         variable, make the descriptor one-based.
1094
1095 2018-02-10  Paul Thomas  <pault@gcc.gnu.org>
1096
1097         PR fortran/84141
1098         PR fortran/84155
1099         * trans-array.c (gfc_array_init_size): Revert the change made
1100         in revision 257356 setting the dtype.
1101         * trans-types.c (gfc_get_dtype): Do not use the cached dtype.
1102         Call gfc_get_dtype_rank_type every time.
1103
1104         PR fortran/56691
1105         * trans-array.c (gfc_conv_expr_descriptor): If the source array
1106         is a descriptor type, use its offset, removing the condition
1107         that is be a class expression.
1108
1109 2018-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>
1110
1111         PR fortran/82994
1112         * match.c (gfc_match_deallocate): Check for NULL pointer.
1113
1114 2018-02-07  Thomas Koenig  <tkoenig@gcc.gnu.org>
1115
1116         PR fortran/68560
1117         * trans-intrinsic.c (gfc_conv_intrinsic_shape): New function.
1118         (gfc_conv_intrinsic_function): Call it.
1119
1120 2018-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>
1121
1122         PR fortran/82049
1123         * match.c (gfc_match_type_spec): If the charlen is non-NULL, then
1124         try to resolve it.  While here return early if possible.
1125
1126 2018-02-04  Paul Thomas  <pault@gcc.gnu.org>
1127
1128         PR fortran/84115
1129         * trans-decl.c (gfc_get_symbol_decl): Do not finish the decl of
1130         'length' if the symbol charlen backend_decl is an indirect ref.
1131
1132 2018-02-03  Paul Thomas  <pault@gcc.gnu.org>
1133
1134         PR fortran/84141
1135         PR fortran/84155
1136         * trans-array.c (gfc_array_init_size): Instead of gfc_get_dtype
1137         use gfc_get_dtype_rank_type.
1138
1139 2018-02-01  Janne Blomqvist  <jb@gcc.gnu.org>
1140
1141         PR 83975
1142         PR 83344
1143         * resolve.c (resolve_assoc_var): Generate an error if
1144         target length unknown.
1145
1146 2018-02-01  Janne Blomqvist  <jb@gcc.gnu.org>
1147
1148         PR fortran/83705
1149         * simplify.c (gfc_simplify_repeat): Increase limit for deferring
1150         to runtime, print a warning message.
1151
1152 2018-01-31  Jakub Jelinek  <jakub@redhat.com>
1153
1154         PR fortran/84116
1155         * openmp.c (gfc_match_omp_clauses): If all the linear
1156         gfc_match_omp_variable_list calls failed, don't gfc_free_omp_namelist
1157         nor set *head = NULL.  Formatting fixes.
1158
1159 2018-01-31  Paul Thomas  <pault@gcc.gnu.org>
1160
1161         PR fortran/84088
1162         * trans-expr.c (gfc_conv_procedure_call): If the parm expr is
1163         an address expression passed to an assumed rank dummy, convert
1164         to an indirect reference.
1165
1166 2018-01-31  Thomas Koenig  <tkoenig@gcc.gnu.org>
1167
1168         * dump-parse-tree.c (write_proc): Use sym_name (which may
1169         be sym->binding_label) instead of sym->name.
1170
1171 2018-01-31  Janne Blomqvist  <jb@gcc.gnu.org>
1172
1173         * trans-const.c (gfc_conv_string_init): Use gfc_charlen_t instead
1174         of int for slen.
1175
1176 2018-01-31  Janne Blomqvist  <jb@gcc.gnu.org>
1177
1178         PR fortran/78534
1179         * trans-expr.c (fill_with_spaces): Use memset instead of
1180         generating loop.
1181         (gfc_trans_string_copy): Improve opportunity to use builtins with
1182         constant lengths.
1183
1184 2018-01-30  Jakub Jelinek  <jakub@redhat.com>
1185
1186         PR debug/84131
1187         * trans-array.c (gfc_get_descriptor_offsets_for_info): Set *data_off
1188         to DATA_FIELD's offset rather than OFFSET_FIELD's offset.
1189
1190 2018-01-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
1191
1192         PR fortran/84134
1193         * array.c (gfc_ref_dimen_size): Whitespace fixes.  If stride is
1194         zero, return false.
1195
1196 2018-01-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
1197
1198         PR fortran/84133
1199         * frontend-passes (matmul_to_var_expr): Return early if
1200         in association list.
1201         (inline_matmul_assign): Likewise.
1202
1203 2017-01-29  Thomas Koenig  <tkoenig@gcc.gnu.org>
1204
1205         PR fortran/84073
1206         * resolve.c (resolve_component): Ensure BIND(C) character
1207         components have length one.
1208         (resolve_symbol): Likewise for variables.
1209
1210 2018-01-27  Jakub Jelinek  <jakub@redhat.com>
1211
1212         PR fortran/84065
1213         * decl.c (add_init_expr_to_sym): Ignore initializers for too large
1214         lengths.
1215
1216 2018-01-26  Damian Rouson  <damian@sourceryinstitute.org>
1217             Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>
1218             Soren Rasmussen  <s.c.rasmussen@gmail.com>
1219
1220         Partial support for Fortran 2018 teams features.
1221
1222         * array.c (gfc_match_array_ref): add team attribute in coarray
1223         transfers.
1224         * check.c (gfc_check_get_team, gfc_check_team_number): add new
1225         functions for get_team and team_number.
1226         * dump-parse-tree.c (show_code_node): add new statements: form team,
1227         change team, end team, and sync team.
1228         * expr.c (gfc_find_team_co): add new function.
1229         * gfortran.h: add new statements.
1230         * intrinsic.c (add_functions): add get_team and team_number functions.
1231         * intrinsic.h: add get_team and team_number prototypes for check,
1232         simplify, and resolve.
1233         * iresolve.c (gfc_resolve_get_team, gfc_resolve_team_number): add new
1234         functions.
1235         * iso-fortran-env.def: add the team_type derived type.
1236         * match.c (gfc_match_if, gfc_match_form_team, gfc_match_team_number)
1237         (gfc_match_end_team, gfc_match_sync_team, gfc_match_change_team):
1238         add change team, end team, form team, sync team match and functions.
1239         * match.h: add new prototypes for change team, end team, form team,
1240         and sync team.
1241         * parse.c (decode_statement): add cases for change team, end team,
1242         form team, and sync team.
1243         * resolve.c: add cases for exec form team, change team, end team, and
1244         sync team.
1245         * simplify.c (gfc_simplify_get_team): add new function for get team.
1246         * st.c (gfc_free_statement): add cases exec for change team, end team,
1247         form team, sync team.
1248         * trans-decl.c (gfor_fndecl_caf_form_team)
1249         (gfor_fndecl_caf_change_team, gfor_fndecl_caf_end_team)
1250         (gfor_fndecl_caf_sync_team, gfor_fndecl_caf_get_team)
1251         (gfor_fndecl_caf_team_number): add functions and definitions.
1252         * trans-intrinsic.c (conv_caf_send, conv_intrinsic_team_number): add
1253         new function and team_type argument support.
1254         * trans-stmt.c (gfc_trans_form_team, gfc_trans_change_team)
1255         (gfc_trans_end_team, gfc_trans_sync_team): add new functions.
1256         * trans-stmt.h: add new prototypes.
1257         * trans-types.c (gfc_get_derived_type): check condition for team_type.
1258         * trans.c (trans_code): new exec cases for form team, change team, end
1259         team, and sync team.
1260         * trans.h: add new prototypes.
1261
1262 2018-01-26  Steven G. Kargl  <kargl@gcc.gnu.org>
1263
1264         PR fortran/83998
1265         * simplify.c (compute_dot_product):  Initialize result to INTEGER(1) 0
1266         or .false.  The summation does the correct type conversion.
1267         (gfc_simplify_dot_product): Special case zero-sized arrays.
1268
1269 2018-25-01  Paul Thomas  <pault@gcc.gnu.org>
1270
1271         PR fortran/37577
1272         * array.c (gfc_match_array_ref): If standard earlier than F2008
1273         it is an error if the reference dimension is greater than 7.
1274         libgfortran.h : Increase GFC_MAX_DIMENSIONS to 15. Change the
1275         dtype masks and shifts accordingly.
1276         * trans-array.c (gfc_conv_descriptor_dtype): Use the dtype
1277         type node to check the field.
1278         (gfc_conv_descriptor_dtype): Access the rank field of dtype.
1279         (duplicate_allocatable_coarray): Access the rank field of the
1280         dtype descriptor rather than the dtype itself.
1281         * trans-expr.c (get_scalar_to_descriptor_type): Store the type
1282         of 'scalar' on entry and use its TREE_TYPE if it is ARRAY_TYPE
1283         (ie. a character).
1284         (gfc_conv_procedure_call): Pass TREE_OPERAND (tmp,0) to
1285         get_scalar_to_descriptor_type if the actual expression is a
1286         constant.
1287         (gfc_trans_structure_assign): Assign the rank directly to the
1288         dtype rank field.
1289         * trans-intrinsic.c (gfc_conv_intrinsic_rank): Cast the result
1290         to default integer kind.
1291         (gfc_conv_intrinsic_sizeof): Obtain the element size from the
1292         'elem_len' field of the dtype.
1293         * trans-io.c (gfc_build_io_library_fndecls): Replace
1294         gfc_int4_type_node with dtype_type_node where necessary.
1295         (transfer_namelist_element): Use gfc_get_dtype_rank_type for
1296         scalars.
1297         * trans-types.c : Provide 'get_dtype_type_node' to acces the
1298         dtype_type_node and, if necessary, build it.
1299         The maximum size of an array element is now determined by the
1300         maximum value of size_t.
1301         Update the description of the array descriptor, including the
1302         type def for the dtype_type.
1303         (gfc_get_dtype_rank_type): Build a constructor for the dtype.
1304         Distinguish RECORD_TYPEs that are BT_DERIVED or BT_CLASS.
1305         (gfc_get_array_descriptor_base): Change the type of the dtype
1306         field to dtype_type_node.
1307         (gfc_get_array_descr_info): Get the offset to the rank field of
1308         the dtype.
1309         * trans-types.h : Add a prototype for 'get_dtype_type_node ()'.
1310         * trans.h : Define the indices of the dtype fields.
1311
1312 2018-23-01  Paul Thomas  <pault@gcc.gnu.org>
1313
1314         PR fortran/83866
1315         * decl.c (gfc_match_derived_decl): If eos not matched, recover
1316         and emit error about garbage after declaration.
1317
1318 2018-23-01  Paul Thomas  <pault@gcc.gnu.org>
1319
1320         PR fortran/83898
1321         * trans-stmt.c (trans_associate_var): Do not set cst_array_ctor
1322         for characters.
1323
1324 2018-01-22  Janne Blomqvist  <jb@gcc.gnu.org>
1325
1326         PR 78534
1327         PR 83704
1328         * arith.c (gfc_arith_concat): Use size_t for string length.
1329         (gfc_compare_string): Likewise.
1330         (gfc_compare_with_Cstring): Likewise.
1331         * array.c (gfc_resolve_character_array_constructor): Use
1332         HOST_WIDE_INT, gfc_mpz_get_hwi.
1333         * check.c (gfc_check_fe_runtime_error): Use size_t.
1334         * data.c (create_character_initializer): Use HOST_WIDE_INT,
1335         gfc_extract_hwi.
1336         * decl.c (gfc_set_constant_character_len): Use gfc_charlen_t.
1337         (add_init_expr_to_sym): Use HOST_WIDE_INT.
1338         * expr.c (gfc_build_init_expr): Use HOST_WIDE_INT,
1339         gfc_extract_hwi.
1340         (gfc_apply_init): Likewise.
1341         * match.h (gfc_set_constant_character_len): Update prototype.
1342         * primary.c (match_string_constant): Use size_t.
1343         * resolve.c (resolve_ordinary_assign): Use HOST_WIDE_INT,
1344         gfc_mpz_get_hwi.
1345         * simplify.c (init_result_expr): Likewise.
1346         (gfc_simplify_len_trim): Use size_t.
1347         * target-memory.c (gfc_encode_character): Use size_t.
1348         (gfc_target_encode_expr): Use HOST_WIDE_INT, gfc_mpz_get_hwi.
1349         (interpret_array): Use size_t.
1350         (gfc_interpret_character): Likewise.
1351         * target-memory.h (gfc_encode_character): Update prototype.
1352         (gfc_interpret_character): Likewise.
1353         (gfc_target_interpret_expr): Likewise.
1354         * trans-const.c (gfc_build_string_const): Use size_t for length
1355         argument.
1356         (gfc_build_wide_string_const): Likewise.
1357         * trans-const.h (gfc_build_string_const): Likewise.
1358         (gfc_build_wide_string_const): Likewise.
1359
1360 2018-01-20  Steven G. Kargl  <kargl@gcc.gnu.org>
1361
1362         PR fortran/83900
1363     * simplify.c (gfc_simplify_matmul): Set return type correctly.
1364
1365 2018-01-19  Steven G. Kargl  <kargl@gcc.gnu.org>
1366
1367         PR fortran/83900
1368         * simplify.c (gfc_simplify_matmul): Delete bogus assertion.
1369
1370 2018-01-17  Harald Anlauf  <anlauf@gmx.de>
1371
1372         PR fortran/83864
1373         * expr.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1374
1375 2018-01-17  Harald Anlauf  <anlauf@gmx.de>
1376
1377         PR fortran/83874
1378         * decl.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1379
1380 2018-01-15  Louis Krupp  <louis.krupp@zoho.com>
1381
1382         PR fortran/82257
1383         * interface.c (compare_rank): Don't try to retrieve CLASS_DATA
1384         from symbol marked unlimited polymorphic.
1385         * resolve.c (resolve_structure_cons): Likewise.
1386         * misc.c (gfc_typename): Don't dereference derived->components
1387         if it's NULL.
1388
1389 2018-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>
1390
1391         PR fortran/54613
1392         * gfortran.h (gfc_check_f): Rename f4ml to f5ml.
1393         (gfc_logical_4_kind): New macro
1394         * intrinsic.h (gfc_simplify_minloc): Add a gfc_expr *argument.
1395         (gfc_simplify_maxloc): Likewise.
1396         (gfc_resolve_maxloc): Likewise.
1397         (gfc_resolve_minloc): Likewise.
1398         * check.c (gfc_check_minloc_maxloc): Add checking for "back"
1399         argument; also raise error if it is used (for now). Add it
1400         if it isn't present.
1401         * intrinsic.c (add_sym_4ml): Rename to
1402         (add_sym_5ml), adjust for extra argument.
1403         (add_functions): Add "back" constant. Adjust maxloc and minloc
1404         for back argument.
1405         * iresolve.c (gfc_resolve_maxloc): Add back argument. If back is
1406         not of gfc_logical_4_kind, convert.
1407         (gfc_resolve_minloc): Likewise.
1408         * simplify.c (gfc_simplify_minloc): Add back argument.
1409         (gfc_simplify_maxloc): Likewise.
1410         * trans-intinsic.c (gfc_conv_intrinsic_minmaxloc): Rename last
1411         argument to %VAL to ensure passing by value.
1412         (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_minmaxloc
1413         also for library calls.
1414
1415 2018-01-13  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1416
1417         PR fortran/82007
1418         * resolve.c (resolve_transfer): Delete code looking for 'DT'
1419         format specifiers in format strings. Set formatted to true if a
1420         format string or format label is present.
1421         * trans-io.c (get_dtio_proc): Likewise. (transfer_expr): Fix
1422         whitespace.
1423
1424 2018-01-13  Thomas Koenig  <tkoenig@gcc.gnu.org>
1425
1426         PR fortran/83744
1427         * dump-parse-tree.c (get_c_type_name): Remove extra line.
1428         Change for loop to use declaration in for loop. Handle BT_LOGICAL
1429         and BT_CHARACTER.
1430         (write_decl): Add where argument. Fix indentation. Replace
1431         assert with error message. Add typename to warning
1432         in comment.
1433         (write_type): Adjust locus to call of write_decl.
1434         (write_variable): Likewise.
1435         (write_proc): Likewise. Replace assert with error message.
1436
1437 2018-01-13  Paul Thomas  <pault@gcc.gnu.org>
1438
1439         PR fortran/52162
1440         * trans-expr.c (gfc_trans_scalar_assign): Flag is_alloc_lhs if
1441         the rhs expression is neither an elemental nor a conversion
1442         function.
1443
1444         PR fortran/83622
1445         * trans-array.c (is_pointer_array): Remove unconditional return
1446         of false for -fopenmp.
1447
1448 2018-01-13  Thomas Koenig  <tkoenig@gcc.gnu.org>
1449         <emsr@gcc.gnu.org>
1450
1451         PR fortran/83803
1452         * dump-parse-tree.c (write_proc): Always emit closing parenthesis
1453         for functions.
1454
1455 2018-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>
1456
1457         PR fortran/82367
1458         * resolve.c (resolve_allocate_expr): Check for NULL pointer.
1459
1460 2018-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>
1461
1462         PR fortran/83093
1463         * resolve.c (resolve_charlen): Check the type of cl->length
1464         after resolution.
1465
1466 2018-01-10  Janne Blomqvist  <jb@gcc.gnu.org>
1467
1468         PR fortran/83740
1469         * trans-array.c (gfc_trans_array_ctor_element): Fix formatting.
1470
1471 2018-01-10  Janne Blomqvist  <jb@gcc.gnu.org>
1472
1473         PR fortran/83740
1474         * trans-array.c (gfc_trans_array_ctor_element): Convert RHS to the
1475         LHS type when assigning.
1476
1477 2018-01-09  Steven G. Kargl  <kargl@gcc.gnu.org>
1478
1479         PR fortran/83742
1480         * expr.c (gfc_is_simply_contiguous): Check for NULL pointer.
1481
1482 2018-01-08  Steven G. Kargl  <kargl@gcc.gnu.org>
1483
1484         * match.c (gfc_match_allocate): Check for NULL pointer.
1485
1486 2018-01-08  Steven G. Kargl  <kargl@gcc.gnu.org>
1487
1488         * expr.c (gfc_check_pointer_assign): Fix typo in comment.
1489
1490 2018-01-08  Paul Thomas  <pault@gcc.gnu.org>
1491
1492         PR fortran/83611
1493         * decl.c (gfc_get_pdt_instance): If parameterized arrays have
1494         an initializer, convert the kind parameters and add to the
1495         component if the instance.
1496         * trans-array.c (structure_alloc_comps): Add 'is_pdt_type' and
1497         use it with case COPY_ALLOC_COMP. Call 'duplicate_allocatable'
1498         for parameterized arrays. Clean up typos in comments. Convert
1499         parameterized array initializers and copy into the array.
1500         * trans-expr.c (gfc_trans_scalar_assign): Do a deep copy for
1501         parameterized types.
1502         *trans-stmt.c (trans_associate_var): Deallocate associate vars
1503         as necessary, when they are PDT function results for example.
1504
1505         PR fortran/83731
1506         * trans-array.c (structure_alloc_comps): Only compare len parms
1507         when they are declared explicitly.
1508
1509 2018-01-06  Janne Blomqvist  <jb@gcc.gnu.org>
1510
1511         PR fortran/50892
1512         * trans-expr.c (gfc_trans_pointer_assignment): fold_convert rhs to
1513         lhs type.
1514
1515 2018-01-05  Janne Blomqvist  <jb@gcc.gnu.org>
1516
1517         PR fortran/78534
1518         PR fortran/66310
1519         * array.c (got_charlen): Use gfc_charlen_int_kind.
1520         * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of
1521         hardcoded kind.
1522         (find_intrinsic_vtab): Likewise.
1523         * decl.c (match_char_length): Use gfc_charlen_int_kind.
1524         (add_init_expr_to_sym): Use gfc_charlen_t and gfc_charlen_int_kind.
1525         (gfc_match_implicit): Use gfc_charlen_int_kind.
1526         * dump-parse-tree.c (show_char_const): Use gfc_charlen_t and size_t.
1527         (show_expr): Use HOST_WIDE_INT_PRINT_DEC.
1528         * expr.c (gfc_get_character_expr): Length parameter of type
1529         gfc_charlen_t.
1530         (gfc_get_int_expr): Value argument of type HOST_WIDE_INT.
1531         (gfc_extract_hwi): New function.
1532         (simplify_const_ref): Make string_len of type gfc_charlen_t.
1533         (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs.
1534         * frontend-passes.c (optimize_trim): Use gfc_charlen_int_kind.
1535         * gfortran.h (gfc_mpz_get_hwi): New prototype.
1536         (gfc_mpz_set_hwi): Likewise.
1537         (gfc_charlen_t): New typedef.
1538         (gfc_expr): Use gfc_charlen_t for character lengths.
1539         (gfc_size_kind): New extern variable.
1540         (gfc_extract_hwi): New prototype.
1541         (gfc_get_character_expr): Use gfc_charlen_t for character length.
1542         (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument.
1543         * gfortran.texi: Update description of hidden string length argument.
1544         * iresolve.c (check_charlen_present): Use gfc_charlen_int_kind.
1545         (gfc_resolve_char_achar): Likewise.
1546         (gfc_resolve_repeat): Pass string length directly without
1547         temporary, use gfc_charlen_int_kind.
1548         (gfc_resolve_transfer): Use gfc_charlen_int_kind.
1549         * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen.
1550         * misc.c (gfc_mpz_get_hwi): New function.
1551         (gfc_mpz_set_hwi): New function.
1552         * module.c (atom_int): Change type from int to HOST_WIDE_INT.
1553         (parse_integer): Don't complain about large integers.
1554         (write_atom): Use HOST_WIDE_INT for integers.
1555         (mio_integer): Handle integer type mismatch.
1556         (mio_hwi): New function.
1557         (mio_intrinsic_op): Use HOST_WIDE_INT.
1558         (mio_array_ref): Likewise.
1559         (mio_expr): Likewise.
1560         * primary.c (match_substring): Use gfc_charlen_int_kind.
1561         * resolve.c (resolve_substring_charlen): Use gfc_charlen_int_kind.
1562         (resolve_character_operator): Likewise.
1563         (resolve_assoc_var): Likewise.
1564         (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf.
1565         (resolve_charlen): Use mpz_sgn to determine sign.
1566         * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t
1567         instead of long.
1568         * symbol.c (generate_isocbinding_symbol): Use gfc_charlen_int_kind.
1569         * target-memory.c (size_character): Length argument of type
1570         gfc_charlen_t.
1571         (gfc_encode_character): Likewise.
1572         (gfc_interpret_character): Use gfc_charlen_t.
1573         * target-memory.h (gfc_encode_character): Modify prototype.
1574         * trans-array.c (gfc_trans_array_ctor_element): Use existing type.
1575         (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type.
1576         (trans_array_constructor): Use existing type.
1577         (get_array_charlen): Likewise.
1578         * trans-const.c (gfc_conv_mpz_to_tree_type): New function.
1579         * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype.
1580         * trans-decl.c (gfc_trans_deferred_vars): Use existing type.
1581         (add_argument_checking): Likewise.
1582         * trans-expr.c (gfc_class_len_or_zero_get): Build const of type
1583         gfc_charlen_type_node.
1584         (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of
1585         4, fold_convert to correct type.
1586         (gfc_conv_class_to_class): Build const of type size_type_node for
1587         size.
1588         (gfc_copy_class_to_class): Likewise.
1589         (gfc_conv_string_length): Use same type in expression.
1590         (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen.
1591         (gfc_conv_string_tmp): Make sure len is of the right type.
1592         (gfc_conv_concat_op): Use same type in expression.
1593         (gfc_conv_procedure_call): Likewise.
1594         (fill_with_spaces): Comment out memset() block due to spurious
1595         -Wstringop-overflow warnings.
1596         (gfc_trans_string_copy): Use gfc_charlen_type_node.
1597         (alloc_scalar_allocatable_for_subcomponent_assignment):
1598         fold_convert to right type.
1599         (gfc_trans_subcomponent_assign): Likewise.
1600         (trans_class_vptr_len_assignment): Build const of correct type.
1601         (gfc_trans_pointer_assignment): Likewise.
1602         (alloc_scalar_allocatable_for_assignment): fold_convert to right
1603         type in expr.
1604         (trans_class_assignment): Build const of correct type.
1605         * trans-intrinsic.c (gfc_conv_associated): Likewise.
1606         (gfc_conv_intrinsic_repeat): Do calculation in sizetype.
1607         * trans-io.c (gfc_build_io_library_fndecls): Use
1608         gfc_charlen_type_node for character lengths.
1609         (set_string): Convert to right type in assignment.
1610         * trans-stmt.c (gfc_trans_label_assign): Build const of
1611         gfc_charlen_type_node.
1612         (trans_associate_var): Likewise.
1613         (gfc_trans_character_select): Likewise.
1614         (gfc_trans_allocate): Likewise, don't typecast strlen result.
1615         (gfc_trans_deallocate): Don't typecast strlen result.
1616         * trans-types.c (gfc_size_kind): New variable.
1617         (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind
1618         from size_type_node.
1619         * trans-types.h: Fix comment.
1620
1621 2018-01-04  Thomas Koenig  <tkoenig@gcc.gnu.org>
1622
1623         PR fortran/83683
1624         PR fortran/45689
1625         * check.c (gfc_check_eoshift): Check for string length and
1626         for conformance of boundary.
1627         * intrinsic.c (add_functions): Add gfc_simplify_eoshift.
1628         * intrinsic.h: Add prototype for gfc_simplify_eoshift.
1629         * simplify.c (gfc_simplify_eoshift): New function.
1630
1631 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1632             Alan Hayward  <alan.hayward@arm.com>
1633             David Sherwood  <david.sherwood@arm.com>
1634
1635         * trans-types.c (gfc_type_for_mode): Handle MODE_VECTOR_BOOL.
1636
1637 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1638             Alan Hayward  <alan.hayward@arm.com>
1639             David Sherwood  <david.sherwood@arm.com>
1640
1641         * trans-types.c (gfc_type_for_mode): Check valid_vector_subparts_p.
1642
1643 2018-01-03  Thomas Koenig  <tkoenig@gcc.gnu.org>
1644
1645         PR fortran/83664
1646         * check.c (gfc_check_eoshift): Error for missing boundary if array
1647         is not one of the standard types.
1648
1649 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1650
1651         Update copyright years.
1652
1653         * gfortranspec.c (lang_specific_driver): Update copyright notice
1654         dates.
1655         * gfc-internals.texi: Bump @copying's copyright year.
1656         * gfortran.texi: Ditto.
1657         * intrinsic.texi: Ditto.
1658         * invoke.texi: Ditto.
1659
1660 2017-01-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
1661
1662         PR fortran/45689
1663         * intrinsic.c (add_function): Add gfc_simplify_maxloc and
1664         gfc_simplify_minloc to maxloc and minloc, respectively.
1665         * intrinsic.h: Add prototypes for gfc_simplify_minloc
1666         and gfc_simplify_maxloc.
1667         * simplify.c (min_max_chose): Adjust prototype.  Modify function
1668         to have a return value which indicates if the extremum was found.
1669         (is_constant_array_expr): Fix typo in comment.
1670         (simplify_minmaxloc_to_scalar): New function.
1671         (simplify_minmaxloc_nodim): New function.
1672         (new_array): New function.
1673         (simplify_minmaxloc_to_array): New function.
1674         (gfc_simplify_minmaxloc): New function.
1675         (simplify_minloc): New function.
1676         (simplify_maxloc): New function.
1677
1678 2018-01-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
1679
1680         PR fortran/45689
1681         PR fortran/83650
1682         * simplify.c (gfc_simplify_cshift): Re-implement to allow full
1683         range of arguments.
1684
1685 2018-01-01  Paul Thomas  <pault@gcc.gnu.org>
1686
1687         PR fortran/83076
1688         * resolve.c (resolve_fl_derived0): Add caf_token fields for
1689         allocatable and pointer scalars, when -fcoarray selected.
1690         * trans-types.c (gfc_copy_dt_decls_ifequal): Copy the token
1691         field as well as the backend_decl.
1692         (gfc_get_derived_type): Flag GFC_FCOARRAY_LIB for module
1693         derived types that are not vtypes. Components with caf_token
1694         attribute are pvoid types. For a component requiring it, find
1695         the caf_token field and have the component token field point to
1696         its backend_decl.
1697
1698         PR fortran/83319
1699         *trans-types.c (gfc_get_array_descriptor_base): Add the token
1700         field to the descriptor even when codimen not set.
1701 \f
1702 Copyright (C) 2018 Free Software Foundation, Inc.
1703
1704 Copying and distribution of this file, with or without modification,
1705 are permitted in any medium without royalty provided the copyright
1706 notice and this notice are preserved.