gcc/fortran/ChangeLog

   1 2018-07-16  Fritz Reese  <fritzoreese@gmail.com>
   2
   3         PR fortran/86417
   4         * module.c (mio_component): Set component->loc when loading from module.
   5
   6 2018-07-10  Jakub Jelinek  <jakub@redhat.com>
   7
   8         PR fortran/86421
   9         * module.c (omp_declare_simd_clauses): Add LINEAR with _REF, _VAL and
  10         _UVAL suffixes.
  11         (mio_omp_declare_simd): Save and restore ref, val and uval modifiers
  12         on linear clauses.  Initialize n->where to gfc_current_locus.
  13
  14 2018-07-05  Paul Thomas  <pault@gcc.gnu.org>
  15
  16         PR fortran/86408
  17         * resolve.c.c (resolve_contained_fntype): Reference to C418 is
  18         in F2008 and not F2003.
  19         (resolve_function): Ditto in error message. Also, exclude
  20         deferred character length results from the error.
  21
  22 2018-07-05  Fritz Reese  <fritzoreese@gmail.com>
  23
  24         PR fortran/83183
  25         PR fortran/86325
  26         * expr.c (class_allocatable, class_pointer, comp_allocatable,
  27         comp_pointer): New helpers.
  28         (component_initializer): Generate EXPR_NULL for allocatable or pointer
  29         components. Do not generate initializers for components within BT_CLASS.
  30         Do not assign to comp->initializer.
  31         (gfc_generate_initializer): Use new helpers; move code to generate
  32         EXPR_NULL for class allocatable components into component_initializer().
  33
  34 2018-07-04  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
  35
  36         PR fortran/82009
  37         * trans-decl.c (gfc_process_block_locals): Delete assert and set
  38         saved_local_decls = NULL_TREE.
  39
  40 2018-07-02  Richard Biener  <rguenther@suse.de>
  41
  42         PR lto/86321
  43         * trans-types.c (gfc_get_array_type_bounds): Unshare TYPE_FIELDs
  44         for the distinct type copy.
  45
  46 2018-07-02  Paul Thomas  <pault@gcc.gnu.org>
  47
  48         PR fortran/82969
  49         PR fortran/86242
  50         * trans-array.c (structure_alloc_comps): Do not explicitly copy
  51         procedure pointer components.
  52
  53 2018-07-02  Paul Thomas  <pault@gcc.gnu.org>
  54
  55         PR fortran/45305
  56         * expr.c : Add a prototype for scalarize_intrinsic_call.
  57         (gfc_simplify_expr): Use scalarize_intrinsic_call for elemental
  58         intrinsic function calls.
  59         (scalarize_intrinsic_call): Add 'init_flag' argument. Check if
  60         the expression or any of the actual argument expressions are
  61         NULL. Before calling gfc_check_init_expr, check 'init_flag'.
  62         Only simplify the scalarized expressions if there are no errors
  63         on the stack.
  64         (gfc_check_init_expr): Set 'init_flag' true in the call to
  65         scalarize_intrinsic_call.
  66
  67 2018-06-28  Fritz Reese  <fritzoreese@gmail.com>
  68
  69         PR fortran/82865
  70         * decl.c (gfc_match_type): Refactor and check for PDT declarations.
  71
  72 2018-06-28  Martin Liska  <mliska@suse.cz>
  73
  74         * gfortranspec.c: Include opt-suggestions.h.
  75
  76 2018-06-25  Fritz Reese  <fritzoreese@gmail.com>
  77
  78         PR fortran/82972
  79         PR fortran/83088
  80         PR fortran/85851
  81         * expr.c (component_initializer): Assign init expr to c->initializer.
  82         (generate_isocbinding_initializer): New.
  83         (gfc_generate_initializer): Call generate_isocbinding_initializer to
  84         generate initializers for c_ptr and c_funptr with -finit-derived.
  85
  86 2018-06-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
  87
  88         PR fortran/85983
  89         * interface.c (check_dtio_interface1): Delete assert.
  90
  91 2018-06-22  Paul Thomas  <pault@gcc.gnu.org>
  92             Rainer Orth  <ro@gcc.gnu.org>
  93
  94         PR fortran/86281
  95         * resolve.c (resolve_contained_fntype): Check for the charlen
  96         before testing the length.
  97
  98 2018-06-21  Paul Thomas  <pault@gcc.gnu.org>
  99
 100         PR fortran/49630
 101         * resolve.c (resolve_contained_fntype): Change standard ref.
 102         from F95 to F2003: C418. Correct a spelling error in a comment.
 103         It is an error for an abstract interface to have an assumed
 104         character length result.
 105         * trans-expr.c (gfc_conv_procedure_call): Likewise change the
 106         standard reference.
 107
 108 2018-06-21  Paul Thomas  <pault@gcc.gnu.org>
 109
 110         PR fortran/83118
 111         * resolve.c (resolve_ordinary_assign): Force the creation of a
 112         vtable for assignment of non-polymorphic expressions to an
 113         unlimited polymorphic object.
 114         * trans-array.c (gfc_alloc_allocatable_for_assignment): Use the
 115         size of the rhs type for such assignments. Set the dtype, _len
 116         and vptrs appropriately.
 117         * trans-expr.c (gfc_trans_assignment): Force the use of the
 118         _copy function for these assignments.
 119
 120 2018-06-20  Chung-Lin Tang <cltang@codesourcery.com>
 121             Thomas Schwinge <thomas@codesourcery.com>
 122             Cesar Philippidis  <cesar@codesourcery.com>
 123
 124         * gfortran.h (gfc_omp_clauses): Add unsigned if_present, finalize
 125         bitfields.
 126         * openmp.c (enum omp_mask2): Remove OMP_CLAUSE_PRESENT_OR_*. Add
 127         OMP_CLAUSE_{IF_PRESENT,FINALIZE}.
 128         (gfc_match_omp_clauses): Update handling of copy, copyin, copyout,
 129         create, deviceptr, present_of_*. Add support for finalize and
 130         if_present.
 131         (OACC_PARALLEL_CLAUSES): Remove PRESENT_OR_* clauses.
 132         (OACC_KERNELS_CLAUSES): Likewise.
 133         (OACC_DATA_CLAUSES): Likewise.
 134         (OACC_DECLARE_CLAUSES): Likewise.
 135         (OACC_UPDATE_CLAUSES): Add IF_PRESENT clause.
 136         (OACC_ENTER_DATA_CLAUSES): Remove PRESENT_OR_* clauses.
 137         (OACC_EXIT_DATA_CLAUSES): Add FINALIZE clause.
 138         (gfc_match_oacc_declare): Update to OpenACC 2.5 semantics.
 139         * trans-openmp.c (gfc_trans_omp_clauses): Add support for IF_PRESENT
 140         and FINALIZE.
 141
 142 2018-06-18  Eric Botcazou  <ebotcazou@adacore.com>
 143
 144         * trans-decl.c (gfc_get_fake_result_decl): Revert latest change.
 145
 146 2018-06-17  Eric Botcazou  <ebotcazou@adacore.com>
 147
 148         * trans-decl.c (nonlocal_dummy_decl_pset): Delete.
 149         (nonlocal_dummy_decls): Likewise.
 150         (gfc_nonlocal_dummy_array_decl): Likewise.
 151         (gfc_get_symbol_decl): Do not call gfc_nonlocal_dummy_array_decl.
 152         (gfc_get_fake_result_decl): Do not generate a new DECL if simply
 153         reusing the result of a recursive call.
 154         (gfc_generate_function_code): Do not create, insert and destroy
 155         nonlocal_dummy_decls.
 156
 157 2018-06-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 158
 159         PR fortran/86110
 160         * array.c (gfc_resolve_character_array_constructor): Avoid NULL
 161         pointer dereference.
 162
 163 2018-06-13  Cesar Philippidis  <cesar@codesourcery.com>
 164
 165         PR fortran/85703
 166         * parse.c (decode_oacc_directive): Set gfc_matching_function
 167         to false.
 168         (decode_omp_directive): Likewise.
 169
 170 2018-06-13  Cesar Philippidis  <cesar@codesourcery.com>
 171
 172         PR fortran/85702
 173         * openmp.c (gfc_match_oacc_wait): Use %C to report error location.
 174
 175 2018-06-12  David Malcolm  <dmalcolm@redhat.com>
 176
 177         PR other/69968
 178         * misc.c (gfc_closest_fuzzy_match): Update for renaming of
 179         levenshtein_distance to get_edit_distance.
 180
 181 2018-06-12  Steven G. Kargl  <kargl@gcc.gnu.org>
 182
 183         PR fortran/44491
 184         * expr.c (gfc_check_assign): Select non-NULL locus.
 185
 186 2018-06-11  Janus Weil  <janus@gcc.gnu.org>
 187
 188         PR fortran/45521
 189         * interface.c (compare_ptr_alloc): New function.
 190         (generic_correspondence): Call it.
 191
 192 2018-06-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
 193
 194         * gfortran.h (gfc_expr): Add no_bounds_check field.
 195         * frontend-passes.c (get_array_inq_function): Set no_bounds_check
 196         on function and function argument.
 197         (inline_matmul_assign): Set no_bounds_check on zero expression
 198         and on lhs of zero expression.
 199         Also handle A1B2 case if realloc on assigment is active.
 200         * trans-array.c (gfc_conv_array_ref): Don't do range checking
 201         if expr has no_bounds_check set.
 202         (gfc_conv_expr_descriptor): Set no_bounds_check on ss if expr
 203         has it set.
 204         * trans-expr.c (gfc_trans_assignment_1): Set no_bounds_check
 205         on lss and lss if the corresponding expressions have it set.
 206
 207 2018-06-10  Dominique d'Humieres  <dominiq@gcc.gnu.org>
 208
 209         PR fortran/79854
 210         * trans-const.c: Remove include "diagnostic-core.h".
 211         (gfc_conv_constant_to_tree): Replace fatal_error with gcc_unreachable.
 212
 213 2018-06-10  Janus Weil  <janus@gcc.gnu.org>
 214
 215         PR fortran/85088
 216         * decl.c (match_attr_spec): Synchronize the DECL_* enum values with the
 217         INTENT_* values from the enum 'sym_intent'. Call 'match_intent_spec'
 218         and remove a TODO note.
 219         * gfortran.h: Add a comment to sym_intent.
 220
 221 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 222
 223         PR fortran/38351
 224         * resolve.c (resolve_operator): Provide better error message for
 225         derived type entity used in an binary intrinsic numeric operator.
 226
 227 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 228
 229         PR fortran/85138
 230         PR fortran/85996
 231         PR fortran/86051
 232         * decl.c (gfc_match_char_spec): Use private namespace in attempt to
 233         reduce a charlen to a constant.
 234
 235 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 236
 237         PR fortran/78278
 238         * data.c (gfc_assign_data_value): Re-arrange code to allow for
 239         an error for double initialization of CHARACTER entities.
 240
 241 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 242
 243         PR fortran/63514
 244         * symbol.c (gfc_add_volatile): Enforce F2008:C1282 and F2018:C1588.
 245
 246 2018-06-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
 247
 248         PR fortran/85631
 249         * trans.h (gfc_ss): Add field no_bounds_check.
 250         * trans-array.c (gfc_conv_ss_startstride): If flag_realloc_lhs and
 251         ss->no_bounds_check is set, do not use runtime checks.
 252         * trans-expr.c (gfc_trans_assignment_1): Set lss->no_bounds_check
 253         for reallocatable lhs.
 254
 255 2018-06-08  Steven G. Kargl  <kargl@gcc.gnu.org>
 256
 257         PR fortran/86059
 258         * array.c (match_array_cons_element): NULL() cannot be in an
 259         array constructor.
 260
 261 2018-06-08  Steven G. Kargl  <kargl@gcc.gnu.org>
 262
 263         PR fortran/78571
 264         * data.c (create_character_initializer): Return early if type is
 265         incompatible with CHARACTER.
 266
 267 2018-06-07  Steven G. Kargl  <kargl@gcc.gnu.org>
 268
 269         PR fortran/86045
 270         * simplify.c (gfc_simplify_mod): Re-arrange code to test whether
 271         'P' is zero and issue an error if it is.
 272
 273 2018-06-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 274
 275         PR fortran/85641
 276         * frontend-passes.c (is_fe_temp): Add prototype.
 277         (realloc_string_callback): Early return for frontend-generated
 278         temporary.
 279
 280 2018-06-05  Cesar Philippidis  <cesar@codesourcery.com>
 281
 282         PR fortran/85701
 283
 284         * openmp.c (gfc_resolve_oacc_declare): Error on functions and
 285         subroutine data clause arguments.
 286
 287 2018-06-04  Steven G. Kargl  <kargl@gcc.gnu.org>
 288
 289         PR fortran/85981
 290         * resolve.c (resolve_allocate_deallocate): Check errmsg is default
 291         character kind.
 292
 293 2018-06-03  Paul Thomas  <pault@gcc.gnu.org>
 294
 295         PR fortran/36497
 296         * decl.c (variable_decl): Use gfc_add_type for cray pointees.
 297
 298 2018-06-01  Steven G. Kargl  <kargl@gcc.gnu.org>
 299
 300         PR fortran/63570
 301         * check.c (gfc_check_random_init): New function. Check arguments of
 302         RANDOM_INIT.
 303         * gfortran.h (GFC_ISYM_RANDOM_INIT): New enum token.
 304         * intrinsic.c (add_subroutines): Add RANDOM_INIT to list of
 305         subroutines.
 306         (gfc_check_intrinsic_standard): Introduce Fortran 2018 check.
 307         * intrinsic.h: Add prototypes for gfc_check_random_init and
 308         gfc_resolve_random_init
 309         * intrinsic.texi: Document new intrinsic subprogram.
 310         * iresolve.c (gfc_resolve_random_init): Resolve routine name.
 311         * trans-decl.c: Declare gfor_fndecl_random_init
 312         * trans-intrinsic.c (conv_intrinsic_random_init): New function.
 313         Translate call to RANDOM_INIT.
 314         (gfc_conv_intrinsic_subroutine): Call it.
 315         * trans.h: Declare gfor_fndecl_random_init
 316
 317 2018-05-27  Steven G. Kargl  <kargl@gcc.gnu.org>
 318
 319         * decl.c (match_data_constant):  Fortran 2018 allows pointer
 320         initialization in a data statement.
 321
 322 2018-05-25  Janus Weil  <janus@gcc.gnu.org>
 323
 324         PR fortran/85839
 325         * match.c (gfc_match_block_data): Call gfc_notify_std to warn about
 326         an obsolescent feature in Fortran 2018.
 327         (gfc_match_equivalence): Ditto.
 328         * resolve.c (resolve_common_blocks): Ditto.
 329         (gfc_resolve_forall): Ditto.
 330         * symbol.c (gfc_define_st_label): Ditto.
 331
 332 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 333
 334         PR fortran/85543
 335         * resolve.c (update_current_proc_array_outer_dependency): Avoid NULL
 336         pointer dereference.
 337
 338 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 339
 340         PR fortran/85780
 341         * resolve.c (resolve_fl_procedure): Avoid NULL dereference.
 342
 343 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 344
 345         PR fortran/85779
 346         * decl.c (gfc_match_derived_decl): Fix NULL point dereference.
 347
 348 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 349
 350         PR fortran/85895
 351         * resolve.c (resolve_sync): Resolve expression before checking for
 352         an error.
 353
 354 2018-05-22  Janus Weil  <janus@gcc.gnu.org>
 355
 356         PR fortran/85841
 357         * libgfortran.h: Remove the macros GFC_STD_F2008_TS and
 358         GFC_STD_OPT_F08TS.
 359         * error.c (notify_std_msg): Remove GFC_STD_F2008_TS.
 360         * options.c (set_default_std_flags): Ditto.
 361         (gfc_handle_option): Make -std=f2008ts an alias for -std=f2018.
 362         * array.c (gfc_match_array_spec): Replace GFC_STD_F2008_TS by
 363         GFC_STD_F2018.
 364         * check.c (gfc_check_atomic, gfc_check_event_query,
 365         gfc_check_c_f_pointer, gfc_check_c_f_procpointer, gfc_check_c_funloc,
 366         gfc_check_c_loc, gfc_check_num_images, gfc_check_this_image): Ditto.
 367         * decl.c (gfc_verify_c_interop_param, gfc_match_decl_type_spec): Ditto.
 368         * intrinsic.c (add_functions, add_subroutines,
 369         gfc_check_intrinsic_standard): Ditto.
 370         * iso-c-binding.def: Ditto.
 371         * iso-fortran-env.def: Ditto.
 372         * match.c (gfc_match_event_post, gfc_match_event_wait,
 373         gfc_match_fail_image, gfc_match_form_team, gfc_match_change_team,
 374         gfc_match_end_team, gfc_match_sync_team): Ditto.
 375         * gfortran.texi: Remove mention of -std=f2008ts.
 376         Move TSs into F2018 section.
 377         * invoke.texi: Update documentation of -std=f2008ts.
 378
 379 2018-05-21  Janus Weil  <janus@gcc.gnu.org>
 380
 381         PR fortran/85841
 382         * libgfortran.h: New macros GFC_STD_OPT_*.
 383         * error.c (notify_std_msg): New function.
 384         (gfc_notify_std): Adjust such that it can handle combinations of
 385         GFC_STD_* flags in the 'std' argument, not just a single one.
 386         * match.c (match_arithmetic_if, gfc_match_if): Reject arithmetic if
 387         in Fortran 2018.
 388         (gfc_match_stopcode): Use GFC_STD_OPT_* macros.
 389         * options.c (set_default_std_flags): Warn for F2018 deleted features
 390         by default.
 391         (gfc_handle_option): F2018 deleted features are allowed in earlier
 392         standards.
 393         * symbol.c (gfc_define_st_label, gfc_reference_st_label): Reject
 394         nonblock do constructs in Fortran 2018.
 395
 396 2018-05-20  Paul Thomas  <pault@gcc.gnu.org>
 397
 398         PR fortran/80657
 399         * resolve.c (flag_fn_result_spec): Use the 'sym' argument to
 400         test for self refs to the function result in the character len
 401         expression. If a self reference is found, emit an error and
 402         return true.
 403         (resolve_fntype): Use the function symbol in the calls to the
 404         above.
 405
 406 2018-05-20  Paul Thomas  <pault@gcc.gnu.org>
 407
 408         PR fortran/49636
 409         * trans-array.c (gfc_get_array_span): Renamed from
 410         'get_array_span'.
 411         (gfc_conv_expr_descriptor): Change references to above.
 412         * trans-array.h : Add prototype for 'gfc_get_array_span'.
 413         * trans-intrinsic.c (gfc_conv_associated): Add pre and post
 414         blocks for 'arg1'.
 415         * trans-stmt.c (trans_associate_var): If the associate name is
 416         a subref array pointer, use gfc_get_array_span for the span.
 417
 418 2018-05-20  Paul Thomas  <pault@gcc.gnu.org>
 419
 420         PR fortran/82275
 421         * match.c (gfc_match_type_spec): Go through the array ref and
 422         decrement 'rank' for every dimension that is an element.
 423
 424 2018-05-19  Paul Thomas  <pault@gcc.gnu.org>
 425
 426         PR fortran/82923
 427         PR fortran/66694
 428         PR fortran/82617
 429         * trans-array.c (gfc_alloc_allocatable_for_assignment): Set the
 430         charlen backend_decl of the rhs expr to ss->info->string_length
 431         so that the value in the current scope is used.
 432
 433 2018-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 434
 435         PR fortran/63529
 436         * gfortran.texi: Clarify documentation for Cray pointer and
 437         assumed-sized array.
 438
 439 2018-05-13  Paul Thomas  <pault@gcc.gnu.org>
 440
 441         PR fortran/85742
 442         * trans-types.c (gfc_get_dtype_rank_type): Reorder evaluation
 443         of 'size'. If the element type is a pointer use the size of the
 444         TREE_TYPE of the type, unless it is VOID_TYPE. In this latter
 445         case, set the size to zero.
 446
 447 2018-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 448
 449         * gfortran.h: Remove prototype.
 450         * symbol.c (gfc_new_undo_checkpoint): Remove unused function.
 451
 452 2018-05-11  Steven G. Kargl  <kargl@gcc.gnu.org>
 453
 454         PR fortran/85542
 455         * expr.c (check_inquiry): Avoid NULL pointer dereference.
 456
 457 2018-05-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 458
 459         PR fortran/85687
 460         * check.c (gfc_check_rank): Check that the argument is a data object.
 461
 462 2018-05-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 463
 464         PR fortran/85521
 465         * array.c (gfc_resolve_character_array_constructor): Substrings
 466         with upper bound smaller than lower bound are zero length strings.
 467
 468 2018-05-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 469
 470         PR fortran/70870
 471         * data.c (gfc_assign_data_value): Check that a data object does
 472         not also have default initialization.
 473
 474 2018-05-10  Marek Polacek  <polacek@redhat.com>
 475
 476         PR fortran/85735
 477         * options.c (gfc_post_options): Set main_input_filename.
 478
 479 2018-05-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
 480
 481         PR fortran/54613
 482         * intrinsic.texi: Document BACK for MINLOC and MAXLOC.
 483
 484 2018-05-10  Paul Thomas  <pault@gcc.gnu.org>
 485
 486         PR fortran/68846
 487         PR fortran/70864
 488         * resolve.c (get_temp_from_expr): The temporary must not have
 489         dummy or intent attributes.
 490
 491 2018-05-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
 492
 493         PR fortran/54613
 494         * check.c (gfc_check_minmaxloc): Remove error for BACK not being
 495         implemented.  Use gfc_logical_4_kind for BACK.
 496         * simplify.c (min_max_choose): Add optional argument back_val.
 497         Handle it.
 498         (simplify_minmaxloc_to_scalar): Add argument back_val. Pass
 499         back_val to min_max_choose.
 500         (simplify_minmaxloc_to_nodim): Likewise.
 501         (simplify_minmaxloc_to_array): Likewise.
 502         (gfc_simplify_minmaxloc): Add argument back, handle it.
 503         Pass back_val to specific simplification functions.
 504         (gfc_simplify_minloc): Remove ATTRIBUTE_UNUSED from argument back,
 505         pass it on to gfc_simplify_minmaxloc.
 506         (gfc_simplify_maxloc): Likewise.
 507         * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Adjust
 508         comment. If BACK is true, use greater or equal (or lesser or
 509         equal) insteal of greater (or lesser). Mark the condition of
 510         having found a value which exceeds the limit as unlikely.
 511
 512 2018-05-07  Jeff Law  <law@redhat.comg>
 513
 514         * scanner.c (preprocessor_line): Call linemap_add after a line
 515         directive that changes the current filename.
 516
 517 2018-05-06  Andre Vehreschild  <vehre@gcc.gnu.org>
 518
 519         PR fortran/85507
 520         * dependency.c (gfc_dep_resolver): Revert looking at coarray dimension
 521         introduced by r259385.
 522         * trans-intrinsic.c (conv_caf_send): Always report a dependency for
 523         same variables in coarray assignments.
 524
 525 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 526
 527         PR libgomp/82428
 528         * f95-lang.c (DEF_GOACC_BUILTIN_ONLY): Define.
 529
 530 2018-04-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 531
 532         PR fortran/85520
 533         * decl.c (gfc_match_char_spec): Check for negative length and set to 0.
 534
 535 2018-04-14  Andre Vehreschild  <vehre@gcc.gnu.org>
 536
 537         PR fortran/81773
 538         PR fortran/83606
 539         * dependency.c (gfc_dep_resolver): Coarray indexes are to be ignored
 540         during dependency computation.  They define no data dependency.
 541         * trans-array.c (conv_array_index_offset): The stride can not be set
 542         here, prevent fail.
 543         * trans-intrinsic.c (conv_caf_send): Add creation of temporary array
 544         for caf_get's result and copying to the array with vectorial
 545         indexing.
 546
 547 2018-04-14  Thomas Koenig  <tkoenig@gcc.gnu.org>
 548
 549         PR fortran/85387
 550         * frontend-passes.c (traverse_io_block): Check for start, end or
 551         stride being defined by an outer implied DO loop.
 552
 553 2018-04-12  Thomas Koenig  <tkoenig@gcc.gnu.org>
 554
 555         PR fortran/83064
 556         PR testsuite/85346
 557         * trans-stmt.c (gfc_trans_forall_loop): Use annot_expr_ivdep_kind
 558         for annotation and remove dependence on -ftree-parallelize-loops.
 559
 560 2018-04-10  Jakub Jelinek  <jakub@redhat.com>
 561
 562         PR fortran/85313
 563         * openmp.c (resolve_omp_do): Remove bogus if (j < i) break;.
 564         (resolve_oacc_nested_loops): Likewise.  Formatting fix.
 565
 566 2018-04-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
 567
 568         PR fortran/83064
 569         * trans-stmt.c (gfc_trans_forall_loop): Remove annotation for
 570         parallell processing of DO CONCURRENT -ftree-parallelize-loops
 571         is set.
 572
 573 2018-04-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
 574
 575         PR fortran/51260
 576         * resolve.c (resolve_variable): Simplify cases where access to a
 577         parameter array results in a single constant.
 578
 579 2018-04-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
 580
 581         PR fortran/85102
 582         * decl.c (variable_decl): If upper or lower bounds simplify
 583         to a constant, use that.
 584
 585 2018-03-30  Paul Thomas  <pault@gcc.gnu.org>
 586
 587         PR fortran/84931
 588         * simplify.c (gfc_convert_constant): Handle case of array
 589         constructors within an array that has no iterator and improve
 590         the conciseness of this section of code.
 591
 592 2017-03-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
 593
 594         PR fortran/85111
 595         * array.c (gfc_resolve_character_array_constructor): Early
 596         exit for zero-size arrays.
 597         * simplify.c (simplify_transformation_to_array): Exit early
 598         if the result size is zero.
 599         (simplify_minmaxloc_to_array): Likewise.
 600
 601 2018-03-28  Mikael Morin  <mikael@gcc.gnu.org>
 602
 603         PR fortran/69497
 604         * symbol.c (gfc_symbol_done_2): Start freeing namespaces
 605         from the root.
 606         (gfc_free_namespace): Restore assert (revert r258839).
 607
 608 2018-03-28  Jakub Jelinek  <jakub@redhat.com>
 609
 610         * gfortran.h (gfc_dt): Rename default_exp field to dec_ext.
 611         * ioparm.def (IOPARM_dt_default_exp): Rename to ...
 612         (IOPARM_dt_dec_ext): ... this.
 613         * trans-io.c (build_dt): Adjust for default_exp renaming to
 614         dec_ext and IOPARM_dt_default_exp renaming to IOPARM_dt_dec_ext.
 615         * io.c (match_io): Likewise.
 616
 617 2018-03-27  Thomas Koenig  <tkoenig@gcc.gnu.org>
 618
 619         PR fortran/85084
 620         * frontend-passes.c (gfc_run_passes): Do not run front-end
 621         optimizations if a previous error occurred.
 622
 623 2018-03-27  Thomas Koenig  <tkoenig@gcc.gnu.org>
 624         Harald Anlauf  <anlauf@gmx.de>
 625
 626         PR fortran/85083
 627         * primary.c (gfc_convert_to_structure_constructor): Check
 628         conformance of argument types in structure constructor.
 629
 630 2018-03-26  Thomas Koenig  <tkoenig@gcc.gnu.org>
 631
 632         PR fortran/66709
 633         * io.c: Include constructor.h.
 634         (resolve_tag_format): For a constant character array, concatenate
 635         into a single character expression.
 636
 637 2018-03-25  Seth Johnson <johnsonsr@ornl.gov>
 638         Dominique d'Humieres  <dominiq@gcc.gnu.org>
 639
 640         PR fortran/84924
 641         * check.c (gfc_check_c_f_pointer): Allow scalar noninteroperable
 642         scalar derived type with -std=f2003 and -std=f2008.
 643
 644 2018-03-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 645             Dominique d'Humieres  <dominiq@gcc.gnu.org>
 646
 647         PR fortran/69497
 648         * symbol.c (gfc_free_namespace): Delete the assert and only if
 649         refs count is equals zero, free the namespace. Otherwise,
 650         something is halfway and other errors will resound.
 651
 652 2018-03-24  Thomas Koenig  <tkoenig@gcc.gnu.org>
 653
 654         PR fortran/70068
 655         * expr.c (find_substring_ref): Change types of start, end
 656         and length variables to gfc_charlen_t. Set length to zero
 657         for empty substring.
 658
 659 2018-03-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 660
 661         PR fortran/42651
 662         * decl.c (check_function_name): Improved error message
 663         (gfc_match_volatile, gfc_match_asynchronous) Use check_function_name.
 664
 665 2018-03-22  Steven G. Kargl  <kargl@gcc.gnu.org>
 666
 667         PR fortran/84922
 668         * decl.c (get_proc_name): If the MODULE prefix appears in interface
 669         body, then it must appear on the contained subroutine or function.
 670         While here, fix nearby mis-indented code.
 671
 672 2018-03-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
 673         Harald Anlauf  <anlauf@gmx.de>
 674
 675         PR fortran/84957
 676         * trans-types.c (gfc_sym_type): Do not dereference NULL pointer.
 677
 678 2018-03-21  Janne Blomqvist  <jb@gcc.gnu.org>
 679
 680         PR fortran/84615
 681         * trans-expr.c (gfc_conv_procedure_call): Convert charlen to
 682         gfc_charlen_type_node when calling procedure.
 683
 684 2018-03-20  Steven G. Kargl  <kargl@gcc.gnu.org>
 685
 686         PR fortran/85001
 687         * interface.c (symbol_rank): Remove bogus null pointer check that
 688         crept in when translating a ternary operator into an if-else
 689         constructor.
 690
 691 2018-03-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
 692
 693         PR fortran/84931
 694         * simplify.c (gfc_convert_constant): Correctly handle iterators
 695         for type conversion.
 696
 697 2018-03-18  Steven G. Kargl  <kargl@gcc.gnu.org>
 698
 699         PR fortran/77414
 700         * decl.c (get_proc_name):  Check for a subroutine re-defined in
 701         the contain portion of a subroutine.  Change language of existing
 702         error message to better describe the issue. While here fix whitespace
 703         issues.
 704
 705 2018-03-18  Steven G. Kargl  <kargl@gcc.gnu.org>
 706
 707         PR fortran/65453
 708         * decl.c (get_proc_name): Catch clash between a procedure statement
 709         and a contained subprogram
 710
 711 2018-03-16  Steven G. Kargl  <kargl@gcc.gnu.org>
 712
 713         PR fortran/69395
 714         * decl.c (merge_array_spec): Correct the error condition.
 715
 716 2018-03-15  Steven G. Kargl  <kargl@gcc.gnu.org>
 717
 718         PR fortran/78741
 719         * decl.c (get_proc_name):  Check for clash of entry name with
 720         subroutine name.
 721
 722 2018-03-15  Steven G. Kargl  <kargl@gcc.gnu.org>
 723
 724         PR fortran/69395
 725         * decl.c (merge_array_spec): Limit the merging to maximum allowed
 726         dimensions, and issue error message if limit is exceeded.
 727
 728 2018-03-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 729
 730         * check.c (gfc_check_kill_sub):  Remove check for INTEGER(4) or (8).
 731         * intrinsic.c (add_functions): Remove reference to gfc_resolve_kill.
 732         (add_subroutines): Remove reference to gfc_resolve_kill_sub.
 733         * intrinsic.texi: Update documentation.
 734         * iresolve.c (gfc_resolve_kill, gfc_resolve_kill_sub): Remove.
 735         * trans-decl.c (gfc_build_intrinsic_function_decls):  Add
 736         gfor_fndecl_kill and gfor_fndecl_kill_sub
 737         * trans-intrinsic.c (conv_intrinsic_kill, conv_intrinsic_kill_sub): new
 738         functions.
 739         (gfc_conv_intrinsic_function): Use conv_intrinsic_kill.
 740         (gfc_conv_intrinsic_subroutine): Use conv_intrinsic_kill_sub.
 741         * trans.h: Declare gfor_fndecl_kill and gfor_fndecl_kill_sub.
 742
 743 2018-03-11  Paul Thomas  <pault@gcc.gnu.org>
 744
 745         PR fortran/84546
 746         * trans-array.c (structure_alloc_comps): Make sure that the
 747         vptr is copied and that the unlimited polymorphic _len is used
 748         to compute the size to be allocated.
 749         * trans-expr.c (gfc_get_class_array_ref): If unlimited, use the
 750         unlimited polymorphic _len for the offset to the element.
 751         (gfc_copy_class_to_class): Set the new 'unlimited' argument.
 752         * trans.h : Add the boolean 'unlimited' to the prototype.
 753
 754 2018-03-11  Steven G. Kargl  <kargl@gcc.gnu.org>
 755
 756         PR fortran/83939
 757         * resolve.c (resolve_fl_procedure): Enforce F2018:C15100.
 758
 759 2018-03-11  Steven G. Kargl  <kargls@gcc.gnu.org>
 760
 761         * check.c (gfc_check_kill):  Check pid and sig are scalar.
 762         (gfc_check_kill_sub): Restrict kind to 4 and 8.
 763         * intrinsic.c (add_function): Sort keyword list.  Add pid and sig
 764         keywords for KILL.  Remove redundant *back="back" in favor of the
 765         original *bck="back".
 766         (add_subroutines): Sort keyword list.  Add pid and sig keywords
 767         for KILL.
 768         * intrinsic.texi: Fix documentation to consistently use pid and sig.
 769         * iresolve.c (gfc_resolve_kill): Kind can only be 4 or 8.  Choose the
 770         correct function.
 771         (gfc_resolve_rename_sub): Add comment.
 772
 773 2018-03-11  Thomas Koenig  <tkoenig@gcc.gnu.org>
 774
 775         PR fortran/66128
 776         * simplify.c (simplify_transformation): Return default result for
 777         empty array argument.
 778         (gfc_simplify_all): Remove special-case handling for zerosize.
 779         (gfc_simplify_any): Likewise.
 780         (gfc_simplify_count): Likewise.
 781         (gfc_simplify_iall): Likewise.
 782         (gfc_simplify_iany): Likewise.
 783         (gfc_simplify_iparity): Likewise.
 784         (gfc_simplify_minval): Likewise.
 785         (gfc_simplify_maxval): Likewise.
 786         (gfc_simplify_norm2): Likewise.
 787         (gfc_simplify_product): Likewise.
 788         (gfc_simplify_sum): Likewise.
 789
 790 2018-03-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 791
 792         PR fortran/84734
 793         * arith.c (check_result, eval_intrinsic):  If result overflows, pass
 794         the expression up the chain instead of a NULL pointer.
 795
 796 2018-03-07  Steven G. Kargl  <kargl@gcc.gnu.org>
 797
 798         PR fortran/64124
 799         PR fortran/70409
 800         * decl.c (gfc_match_char_spec): Try to reduce a charlen to a constant.
 801
 802 2017-03-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 803
 804         PR fortran/84697
 805         PR fortran/66128
 806         * expr.c (simplify_parameter_variable): If p is a size zero array
 807         and not an ARRAY_EXPR insert an empty array constructor and
 808         return.
 809         * gfortran.h: Add prototype for gfc_is_size_zero_array.
 810         * simplify.c (is_size_zero_array): Make non-static and rename into
 811         (gfc_is_size_zero_array):  Check for parameter arrays of zero
 812         size by comparing shape and absence of constructor.
 813         (gfc_simplify_all): Use gfc_is_size_zero_array instead of
 814         is_size_zero_array.
 815         (gfc_simplify_count): Likewise.
 816         (gfc_simplify_iall): Likewise.
 817         (gfc_simplify_iany): Likewise.
 818         (gfc_simplify_iparity): Likewise.
 819         (gfc_simplify_minval): Likewise.
 820         (gfc_simplify_maxval): Likewise.
 821         (gfc_simplify_product): Likewise.
 822         (gfc_simplify_sum): Likewise.
 823
 824 2018-03-06  Steven G. Kargl  <kargl@gcc.gnu.org>
 825
 826         PR fortran/56667
 827         * primary.c (match_sym_complex_part): Give the matcher for an implied
 828         do-loop a chance to run.
 829
 830 2018-03-03  Harald Anlauf  <anlauf@gmx.de>
 831
 832         PR fortran/71085
 833         * trans-expr.c (gfc_apply_interface_mapping_to_expr): Do not
 834         dereference NULL pointer.
 835
 836 2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>
 837
 838         PR fortran/66128
 839         * simplify.c (is_size_zero_array): New function to check for size
 840         zero array.
 841         (gfc_simplify_all, gfc_simplify_any, gfc_simplify_count,
 842          gfc_simplify_iall, gfc_simplify_iany, gfc_simplify_iparity,
 843          gfc_simplify_minval, gfc_simplify_maxval, gfc_simplify_norm2,
 844          gfc_simplify_product, gfc_simplify_sum): Use it, and implement
 845         requirements from F2018.
 846
 847 2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>
 848
 849         PR fortran/51434
 850         * simplify.c (gfc_simplify_transfer): Resolve mold.
 851
 852 2018-03-03  Paul Thomas  <pault@gcc.gnu.org>
 853
 854         PR fortran/80965
 855         * resolve.c (build_loc_call): Change symtree name from 'loc' to
 856         '_loc'.
 857
 858 2018-03-01  Paul Thomas  <pault@gcc.gnu.org>
 859
 860         PR fortran/84219
 861         * target-memory.c (gfc_interpret_derived): Assert that BT_VOID
 862         components are caf tokens.
 863         (gfc_target_interpret_expr): Treat BT_VOID expressions as
 864         integers.
 865
 866 2018-03-01  Paul Thomas  <pault@gcc.gnu.org>
 867
 868         PR fortran/84538
 869         * class.c (class_array_ref_detected): Remove the condition that
 870         there be no reference after the array reference.
 871         (find_intrinsic_vtab): Remove excess whitespace.
 872         * trans-array.c (gfc_conv_scalarized_array_ref): Rename 'tmp'
 873         as 'base and call build_class_array_ref earlier.
 874
 875 2018-02-28  Paul Thomas  <pault@gcc.gnu.org>
 876
 877         PR fortran/83901
 878         * trans-stmt.c (trans_associate_var): Make sure that the se
 879         expression is a pointer type before converting it to the symbol
 880         backend_decl type.
 881
 882 2018-02-25  Steven G. Kargl  <kargl@gcc.gnu.org>
 883
 884         PR fortran/83633
 885         * decl.c (variable_decl): Check that an explicit-shape-array with
 886         nonconstant bounds is allowed.
 887
 888 2018-02-25  Paul Thomas  <pault@gcc.gnu.org>
 889
 890         PR fortran/84523
 891         * trans-intrinsic.c (gfc_conv_allocated): If the argument se
 892         has a pre block, add it to the expression pre block.
 893
 894 2018-02-25  Thomas Koenig  <tkoenig@gcc.gnu.org>
 895
 896         PR fortran/78238
 897         * gfortran.h (gfc_integer_4_kind): Define.
 898         * resolve.c (resolve_select_type): Make sure that the
 899         kind of c->high is gfc_integer_4_kind.
 900
 901 2018-02-24  Steven G. Kargl <kargl@gcc.gnu.org>
 902
 903         PR fortran/30792
 904         * decl.c (gfc_match_data): Check for invalid substring in
 905         data-implied-do
 906
 907 2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>
 908
 909         * intrinsic.texi: Arguments to MATMUL cannot both be rank one.
 910
 911 2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>
 912
 913         PR fortran/84511
 914         * trans-io.c (transfer_expr): Deal with C_LOC in transfer statement.
 915
 916 2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>
 917
 918         PR fortran/84346
 919         * interface.c (compare_actual_formal): Issue error if keyword is
 920         used in a statement function.
 921
 922 2018-02-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 923
 924         PR fortran/84506
 925         * trans-io.c (set_parameter_value_inquire): Adjust range check of
 926         negative unit values for kind=8 units to the kind=4 negative limit.
 927
 928 2018-02-23  Paul Thomas  <pault@gcc.gnu.org>
 929
 930         PR fortran/83149
 931         * trans-types.c (gfc_sym_type): Test sym->ns->proc_name before
 932         accessing its components.
 933
 934 2018-02-23  Paul Thomas  <pault@gcc.gnu.org>
 935
 936         PR fortran/83149
 937         * trans-decl.c (gfc_finish_var_decl): Test sym->ns->proc_name
 938         before accessing its components.
 939
 940 2018-02-23  Paul Thomas  <pault@gcc.gnu.org>
 941
 942         PR fortran/83148
 943         * trans-const.c : Clean up some whitespace issues.
 944         * trans-expr.c (gfc_conv_initializer): If an iso_c_binding
 945         derived type has a kind value of zero, set it to the default
 946         integer kind.
 947
 948 2018-02-23  Janne Blomqvist  <jb@gcc.gnu.org>
 949
 950         PR fortran/84519
 951         * trans-decl.c (gfc_build_builtin_function_decls): Add bool
 952         argument to stop and error stop decls.
 953         * trans-stmt.c (gfc_trans_stop): Add false value to argument
 954         lists.
 955
 956 2018-02-22  Janne Blomqvist  <jb@gcc.gnu.org>
 957
 958         PR 78534
 959         PR 84509
 960         * trans-decl.c (gfc_build_builtin_function_decls): Pass
 961         gfc_int8_type node to pause_numeric, size_type_node to
 962         pause_string.
 963         * trans-stmt.c (gfc_trans_pause): Likewise.
 964
 965 2018-02-22  Janne Blomqvist  <jb@gcc.gnu.org>
 966
 967         * gfortran.texi: Update Coarray API description.
 968         * trans-decl.c (gfc_build_builtin_function_decls): Use size_t for
 969         character lengths, int for exit codes.
 970         (generate_coarray_sym_init): Use size_t for character length.
 971         * trans-intrinsic.c (conv_co_collective): Likewise.
 972         * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
 973         (gfc_trans_event_post_wait): Likewise.
 974         (gfc_trans_sync): Likewise.
 975         (gfc_trans_stop): Use size_t for character lengths, int for exit
 976         codes.
 977
 978 2018-02-20  Thomas Koenig  <tkoenig@gcc.gnu.org>
 979
 980         PR fortran/48890
 981         PR fortran/83823
 982         * primary.c (gfc_convert_to_structure_constructor):
 983         For a constant string constructor, make sure the length
 984         is correct.
 985
 986 2018-02-19  Paul Thomas  <pault@gcc.gnu.org>
 987
 988         PR fortran/83344
 989         PR fortran/83975
 990         * resolve.c (resolve_assoc_var): Rearrange the logic for the
 991         determination of the character length of associate names. If
 992         the associate name is missing a length expression or the length
 993         expression is not a constant and the target is not a variable,
 994         make the associate name allocatable and deferred length.
 995         * trans-decl.c (gfc_get_symbol_decl): Null the character length
 996         backend_decl for deferred length associate names that are not
 997         variables. Set 'length' to gfc_index_zero_node for character
 998         associate names, whose character length is a PARM_DECL.
 999
1000 2018-02-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
1001
1002         PR fortran/35339
1003         * frontend-passes.c (traverse_io_block): Remove workaround for
1004         PR 80945.
1005
1006 2018-02-19  Andre Vehreschild  <vehre@gcc.gnu.org>
1007
1008         * gfortran.texi: Document additional src/dst_type.  Fix some typos.
1009         * trans-decl.c (gfc_build_builtin_function_decls): Declare the new
1010         argument of _caf_*_by_ref () with * e { get, send, sendget }.
1011         * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Add the type of the
1012         data referenced when generating a call to caf_get_by_ref ().
1013         (conv_caf_send): Same but for caf_send_by_ref () and
1014         caf_sendget_by_ref ().
1015
1016 2018-02-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1017
1018         PR fortran/84389
1019         * io.c (check_format): Allow FMT_COLON.
1020
1021 2018-02-18  Paul Thomas  <pault@gcc.gnu.org>
1022
1023         PR fortran/80945
1024         * trans-array.c (gfc_conv_expr_descriptor): Set parmtype from
1025         the typenode in the case of deferred length characters.
1026
1027 2018-02-17  Thomas Koenig  <tkoenig@gcc.gnu.org>
1028
1029         PR fortran/84270
1030         * frontend-passes (scalarized_expr):  If the expression
1031         is an assumed size array, leave in the last reference
1032         and pass AR_SECTION instead of AR_FULL to gfc_resolve
1033         in order to avoid an error.
1034
1035 2018-02-17  Paul Thomas  <pault@gcc.gnu.org>
1036
1037         PR fortran/84115
1038         * resolve.c (resolve_assoc_var): If a non-constant target expr.
1039         has no string length expression, make the associate variable
1040         into a deferred length, allocatable symbol.
1041         * trans-decl.c (gfc_is_reallocatable_lhs): Add and use a ptr to
1042         the symbol.
1043         * trans-stmt.c (trans_associate_var): Null and free scalar
1044         associate names that are allocatable. After assignment, remove
1045         the allocatable attribute to prevent reallocation.
1046
1047 2018-02-16  Jakub Jelinek  <jakub@redhat.com>
1048
1049         PR fortran/84418
1050         * trans-openmp.c (gfc_trans_omp_clauses): For OMP_CLAUSE_LINEAR_REF
1051         kind set OMP_CLAUSE_LINEAR_STEP to TYPE_SIZE_UNIT times last_step.
1052
1053 2018-02-16  Dominique d'Humieres  <dominiq@gcc.gnu.org>
1054
1055         PR fortran/84354
1056         * decl.c (gfc_get_pdt_instance): Replace '%qs' with %qs.
1057
1058 2018-02-15  Janus Weil  <janus@gcc.gnu.org>
1059
1060         PR fortran/84409
1061         * interface.c (check_dtio_arg_TKR_intent): Add a check for character
1062         length.
1063
1064 2018-02-14  Janus Weil  <janus@gcc.gnu.org>
1065
1066         PR fortran/84385
1067         * match.c (gfc_match_select_type): Fix check for selector in
1068         SELECT TYPE statement.
1069
1070 2018-02-13  Janus Weil  <janus@gcc.gnu.org>
1071
1072         PR fortran/84313
1073         * symbol.c (check_conflict): Reject procedure pointers in common blocks.
1074
1075 2018-02-13  Alastair McKinstry  <alastair.mckinstry@sceal.ie>
1076             Janne Blomqvist  <jb@gcc.gnu.org>
1077
1078         * module.c (dump_module): Use lbasename to ensure that module
1079         files are reproducible.
1080
1081 2018-02-12  Janus Weil  <janus@gcc.gnu.org>
1082
1083         PR fortran/84273
1084         * resolve.c (resolve_component): Fix checks of passed argument in
1085         procedure-pointer components.
1086
1087 2018-02-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1088
1089         PR fortran/35299
1090         * resolve.c (resolve_formal_arglist): Update error message.
1091
1092 2018-02-11  Andre Vehreschild  <vehre@gcc.gnu.org>
1093
1094         * gfortran.texi: Fix typos in documentation of caf_register ().
1095         * trans-array.c (structure_alloc_comps): Only register a component of
1096         a derived typed corray, not of an ultimate component coarray.
1097
1098 2018-02-11  Steven G. Kargl  <kargl@gcc.gnu.org>
1099
1100         PR fortran/54223
1101         PR fortran/84276
1102         * interface.c (compare_actual_formal): Add in_statement_function
1103         bool parameter.  Skip check of INTENT attribute for statement
1104         functions.  Arguments to a statement function cannot be optional,
1105         issue error for missing argument.
1106         (gfc_procedure_use, gfc_ppc_use, gfc_arglist_matches_symbol): Use
1107          in_statement_function.
1108
1109 2018-02-11  Paul Thomas  <pault@gcc.gnu.org>
1110
1111         PR fortran/84074
1112         * trans-expr.c (gfc_conv_derived_to_class): Set the use_offset
1113         flag. If the is a vector subscript or the expression is not a
1114         variable, make the descriptor one-based.
1115
1116 2018-02-10  Paul Thomas  <pault@gcc.gnu.org>
1117
1118         PR fortran/84141
1119         PR fortran/84155
1120         * trans-array.c (gfc_array_init_size): Revert the change made
1121         in revision 257356 setting the dtype.
1122         * trans-types.c (gfc_get_dtype): Do not use the cached dtype.
1123         Call gfc_get_dtype_rank_type every time.
1124
1125         PR fortran/56691
1126         * trans-array.c (gfc_conv_expr_descriptor): If the source array
1127         is a descriptor type, use its offset, removing the condition
1128         that is be a class expression.
1129
1130 2018-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>
1131
1132         PR fortran/82994
1133         * match.c (gfc_match_deallocate): Check for NULL pointer.
1134
1135 2018-02-07  Thomas Koenig  <tkoenig@gcc.gnu.org>
1136
1137         PR fortran/68560
1138         * trans-intrinsic.c (gfc_conv_intrinsic_shape): New function.
1139         (gfc_conv_intrinsic_function): Call it.
1140
1141 2018-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>
1142
1143         PR fortran/82049
1144         * match.c (gfc_match_type_spec): If the charlen is non-NULL, then
1145         try to resolve it.  While here return early if possible.
1146
1147 2018-02-04  Paul Thomas  <pault@gcc.gnu.org>
1148
1149         PR fortran/84115
1150         * trans-decl.c (gfc_get_symbol_decl): Do not finish the decl of
1151         'length' if the symbol charlen backend_decl is an indirect ref.
1152
1153 2018-02-03  Paul Thomas  <pault@gcc.gnu.org>
1154
1155         PR fortran/84141
1156         PR fortran/84155
1157         * trans-array.c (gfc_array_init_size): Instead of gfc_get_dtype
1158         use gfc_get_dtype_rank_type.
1159
1160 2018-02-01  Janne Blomqvist  <jb@gcc.gnu.org>
1161
1162         PR 83975
1163         PR 83344
1164         * resolve.c (resolve_assoc_var): Generate an error if
1165         target length unknown.
1166
1167 2018-02-01  Janne Blomqvist  <jb@gcc.gnu.org>
1168
1169         PR fortran/83705
1170         * simplify.c (gfc_simplify_repeat): Increase limit for deferring
1171         to runtime, print a warning message.
1172
1173 2018-01-31  Jakub Jelinek  <jakub@redhat.com>
1174
1175         PR fortran/84116
1176         * openmp.c (gfc_match_omp_clauses): If all the linear
1177         gfc_match_omp_variable_list calls failed, don't gfc_free_omp_namelist
1178         nor set *head = NULL.  Formatting fixes.
1179
1180 2018-01-31  Paul Thomas  <pault@gcc.gnu.org>
1181
1182         PR fortran/84088
1183         * trans-expr.c (gfc_conv_procedure_call): If the parm expr is
1184         an address expression passed to an assumed rank dummy, convert
1185         to an indirect reference.
1186
1187 2018-01-31  Thomas Koenig  <tkoenig@gcc.gnu.org>
1188
1189         * dump-parse-tree.c (write_proc): Use sym_name (which may
1190         be sym->binding_label) instead of sym->name.
1191
1192 2018-01-31  Janne Blomqvist  <jb@gcc.gnu.org>
1193
1194         * trans-const.c (gfc_conv_string_init): Use gfc_charlen_t instead
1195         of int for slen.
1196
1197 2018-01-31  Janne Blomqvist  <jb@gcc.gnu.org>
1198
1199         PR fortran/78534
1200         * trans-expr.c (fill_with_spaces): Use memset instead of
1201         generating loop.
1202         (gfc_trans_string_copy): Improve opportunity to use builtins with
1203         constant lengths.
1204
1205 2018-01-30  Jakub Jelinek  <jakub@redhat.com>
1206
1207         PR debug/84131
1208         * trans-array.c (gfc_get_descriptor_offsets_for_info): Set *data_off
1209         to DATA_FIELD's offset rather than OFFSET_FIELD's offset.
1210
1211 2018-01-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
1212
1213         PR fortran/84134
1214         * array.c (gfc_ref_dimen_size): Whitespace fixes.  If stride is
1215         zero, return false.
1216
1217 2018-01-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
1218
1219         PR fortran/84133
1220         * frontend-passes (matmul_to_var_expr): Return early if
1221         in association list.
1222         (inline_matmul_assign): Likewise.
1223
1224 2017-01-29  Thomas Koenig  <tkoenig@gcc.gnu.org>
1225
1226         PR fortran/84073
1227         * resolve.c (resolve_component): Ensure BIND(C) character
1228         components have length one.
1229         (resolve_symbol): Likewise for variables.
1230
1231 2018-01-27  Jakub Jelinek  <jakub@redhat.com>
1232
1233         PR fortran/84065
1234         * decl.c (add_init_expr_to_sym): Ignore initializers for too large
1235         lengths.
1236
1237 2018-01-26  Damian Rouson  <damian@sourceryinstitute.org>
1238             Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>
1239             Soren Rasmussen  <s.c.rasmussen@gmail.com>
1240
1241         Partial support for Fortran 2018 teams features.
1242
1243         * array.c (gfc_match_array_ref): add team attribute in coarray
1244         transfers.
1245         * check.c (gfc_check_get_team, gfc_check_team_number): add new
1246         functions for get_team and team_number.
1247         * dump-parse-tree.c (show_code_node): add new statements: form team,
1248         change team, end team, and sync team.
1249         * expr.c (gfc_find_team_co): add new function.
1250         * gfortran.h: add new statements.
1251         * intrinsic.c (add_functions): add get_team and team_number functions.
1252         * intrinsic.h: add get_team and team_number prototypes for check,
1253         simplify, and resolve.
1254         * iresolve.c (gfc_resolve_get_team, gfc_resolve_team_number): add new
1255         functions.
1256         * iso-fortran-env.def: add the team_type derived type.
1257         * match.c (gfc_match_if, gfc_match_form_team, gfc_match_team_number)
1258         (gfc_match_end_team, gfc_match_sync_team, gfc_match_change_team):
1259         add change team, end team, form team, sync team match and functions.
1260         * match.h: add new prototypes for change team, end team, form team,
1261         and sync team.
1262         * parse.c (decode_statement): add cases for change team, end team,
1263         form team, and sync team.
1264         * resolve.c: add cases for exec form team, change team, end team, and
1265         sync team.
1266         * simplify.c (gfc_simplify_get_team): add new function for get team.
1267         * st.c (gfc_free_statement): add cases exec for change team, end team,
1268         form team, sync team.
1269         * trans-decl.c (gfor_fndecl_caf_form_team)
1270         (gfor_fndecl_caf_change_team, gfor_fndecl_caf_end_team)
1271         (gfor_fndecl_caf_sync_team, gfor_fndecl_caf_get_team)
1272         (gfor_fndecl_caf_team_number): add functions and definitions.
1273         * trans-intrinsic.c (conv_caf_send, conv_intrinsic_team_number): add
1274         new function and team_type argument support.
1275         * trans-stmt.c (gfc_trans_form_team, gfc_trans_change_team)
1276         (gfc_trans_end_team, gfc_trans_sync_team): add new functions.
1277         * trans-stmt.h: add new prototypes.
1278         * trans-types.c (gfc_get_derived_type): check condition for team_type.
1279         * trans.c (trans_code): new exec cases for form team, change team, end
1280         team, and sync team.
1281         * trans.h: add new prototypes.
1282
1283 2018-01-26  Steven G. Kargl  <kargl@gcc.gnu.org>
1284
1285         PR fortran/83998
1286         * simplify.c (compute_dot_product):  Initialize result to INTEGER(1) 0
1287         or .false.  The summation does the correct type conversion.
1288         (gfc_simplify_dot_product): Special case zero-sized arrays.
1289
1290 2018-25-01  Paul Thomas  <pault@gcc.gnu.org>
1291
1292         PR fortran/37577
1293         * array.c (gfc_match_array_ref): If standard earlier than F2008
1294         it is an error if the reference dimension is greater than 7.
1295         libgfortran.h : Increase GFC_MAX_DIMENSIONS to 15. Change the
1296         dtype masks and shifts accordingly.
1297         * trans-array.c (gfc_conv_descriptor_dtype): Use the dtype
1298         type node to check the field.
1299         (gfc_conv_descriptor_dtype): Access the rank field of dtype.
1300         (duplicate_allocatable_coarray): Access the rank field of the
1301         dtype descriptor rather than the dtype itself.
1302         * trans-expr.c (get_scalar_to_descriptor_type): Store the type
1303         of 'scalar' on entry and use its TREE_TYPE if it is ARRAY_TYPE
1304         (ie. a character).
1305         (gfc_conv_procedure_call): Pass TREE_OPERAND (tmp,0) to
1306         get_scalar_to_descriptor_type if the actual expression is a
1307         constant.
1308         (gfc_trans_structure_assign): Assign the rank directly to the
1309         dtype rank field.
1310         * trans-intrinsic.c (gfc_conv_intrinsic_rank): Cast the result
1311         to default integer kind.
1312         (gfc_conv_intrinsic_sizeof): Obtain the element size from the
1313         'elem_len' field of the dtype.
1314         * trans-io.c (gfc_build_io_library_fndecls): Replace
1315         gfc_int4_type_node with dtype_type_node where necessary.
1316         (transfer_namelist_element): Use gfc_get_dtype_rank_type for
1317         scalars.
1318         * trans-types.c : Provide 'get_dtype_type_node' to acces the
1319         dtype_type_node and, if necessary, build it.
1320         The maximum size of an array element is now determined by the
1321         maximum value of size_t.
1322         Update the description of the array descriptor, including the
1323         type def for the dtype_type.
1324         (gfc_get_dtype_rank_type): Build a constructor for the dtype.
1325         Distinguish RECORD_TYPEs that are BT_DERIVED or BT_CLASS.
1326         (gfc_get_array_descriptor_base): Change the type of the dtype
1327         field to dtype_type_node.
1328         (gfc_get_array_descr_info): Get the offset to the rank field of
1329         the dtype.
1330         * trans-types.h : Add a prototype for 'get_dtype_type_node ()'.
1331         * trans.h : Define the indices of the dtype fields.
1332
1333 2018-23-01  Paul Thomas  <pault@gcc.gnu.org>
1334
1335         PR fortran/83866
1336         * decl.c (gfc_match_derived_decl): If eos not matched, recover
1337         and emit error about garbage after declaration.
1338
1339 2018-23-01  Paul Thomas  <pault@gcc.gnu.org>
1340
1341         PR fortran/83898
1342         * trans-stmt.c (trans_associate_var): Do not set cst_array_ctor
1343         for characters.
1344
1345 2018-01-22  Janne Blomqvist  <jb@gcc.gnu.org>
1346
1347         PR 78534
1348         PR 83704
1349         * arith.c (gfc_arith_concat): Use size_t for string length.
1350         (gfc_compare_string): Likewise.
1351         (gfc_compare_with_Cstring): Likewise.
1352         * array.c (gfc_resolve_character_array_constructor): Use
1353         HOST_WIDE_INT, gfc_mpz_get_hwi.
1354         * check.c (gfc_check_fe_runtime_error): Use size_t.
1355         * data.c (create_character_initializer): Use HOST_WIDE_INT,
1356         gfc_extract_hwi.
1357         * decl.c (gfc_set_constant_character_len): Use gfc_charlen_t.
1358         (add_init_expr_to_sym): Use HOST_WIDE_INT.
1359         * expr.c (gfc_build_init_expr): Use HOST_WIDE_INT,
1360         gfc_extract_hwi.
1361         (gfc_apply_init): Likewise.
1362         * match.h (gfc_set_constant_character_len): Update prototype.
1363         * primary.c (match_string_constant): Use size_t.
1364         * resolve.c (resolve_ordinary_assign): Use HOST_WIDE_INT,
1365         gfc_mpz_get_hwi.
1366         * simplify.c (init_result_expr): Likewise.
1367         (gfc_simplify_len_trim): Use size_t.
1368         * target-memory.c (gfc_encode_character): Use size_t.
1369         (gfc_target_encode_expr): Use HOST_WIDE_INT, gfc_mpz_get_hwi.
1370         (interpret_array): Use size_t.
1371         (gfc_interpret_character): Likewise.
1372         * target-memory.h (gfc_encode_character): Update prototype.
1373         (gfc_interpret_character): Likewise.
1374         (gfc_target_interpret_expr): Likewise.
1375         * trans-const.c (gfc_build_string_const): Use size_t for length
1376         argument.
1377         (gfc_build_wide_string_const): Likewise.
1378         * trans-const.h (gfc_build_string_const): Likewise.
1379         (gfc_build_wide_string_const): Likewise.
1380
1381 2018-01-20  Steven G. Kargl  <kargl@gcc.gnu.org>
1382
1383         PR fortran/83900
1384     * simplify.c (gfc_simplify_matmul): Set return type correctly.
1385
1386 2018-01-19  Steven G. Kargl  <kargl@gcc.gnu.org>
1387
1388         PR fortran/83900
1389         * simplify.c (gfc_simplify_matmul): Delete bogus assertion.
1390
1391 2018-01-17  Harald Anlauf  <anlauf@gmx.de>
1392
1393         PR fortran/83864
1394         * expr.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1395
1396 2018-01-17  Harald Anlauf  <anlauf@gmx.de>
1397
1398         PR fortran/83874
1399         * decl.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1400
1401 2018-01-15  Louis Krupp  <louis.krupp@zoho.com>
1402
1403         PR fortran/82257
1404         * interface.c (compare_rank): Don't try to retrieve CLASS_DATA
1405         from symbol marked unlimited polymorphic.
1406         * resolve.c (resolve_structure_cons): Likewise.
1407         * misc.c (gfc_typename): Don't dereference derived->components
1408         if it's NULL.
1409
1410 2018-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>
1411
1412         PR fortran/54613
1413         * gfortran.h (gfc_check_f): Rename f4ml to f5ml.
1414         (gfc_logical_4_kind): New macro
1415         * intrinsic.h (gfc_simplify_minloc): Add a gfc_expr *argument.
1416         (gfc_simplify_maxloc): Likewise.
1417         (gfc_resolve_maxloc): Likewise.
1418         (gfc_resolve_minloc): Likewise.
1419         * check.c (gfc_check_minloc_maxloc): Add checking for "back"
1420         argument; also raise error if it is used (for now). Add it
1421         if it isn't present.
1422         * intrinsic.c (add_sym_4ml): Rename to
1423         (add_sym_5ml), adjust for extra argument.
1424         (add_functions): Add "back" constant. Adjust maxloc and minloc
1425         for back argument.
1426         * iresolve.c (gfc_resolve_maxloc): Add back argument. If back is
1427         not of gfc_logical_4_kind, convert.
1428         (gfc_resolve_minloc): Likewise.
1429         * simplify.c (gfc_simplify_minloc): Add back argument.
1430         (gfc_simplify_maxloc): Likewise.
1431         * trans-intinsic.c (gfc_conv_intrinsic_minmaxloc): Rename last
1432         argument to %VAL to ensure passing by value.
1433         (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_minmaxloc
1434         also for library calls.
1435
1436 2018-01-13  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1437
1438         PR fortran/82007
1439         * resolve.c (resolve_transfer): Delete code looking for 'DT'
1440         format specifiers in format strings. Set formatted to true if a
1441         format string or format label is present.
1442         * trans-io.c (get_dtio_proc): Likewise. (transfer_expr): Fix
1443         whitespace.
1444
1445 2018-01-13  Thomas Koenig  <tkoenig@gcc.gnu.org>
1446
1447         PR fortran/83744
1448         * dump-parse-tree.c (get_c_type_name): Remove extra line.
1449         Change for loop to use declaration in for loop. Handle BT_LOGICAL
1450         and BT_CHARACTER.
1451         (write_decl): Add where argument. Fix indentation. Replace
1452         assert with error message. Add typename to warning
1453         in comment.
1454         (write_type): Adjust locus to call of write_decl.
1455         (write_variable): Likewise.
1456         (write_proc): Likewise. Replace assert with error message.
1457
1458 2018-01-13  Paul Thomas  <pault@gcc.gnu.org>
1459
1460         PR fortran/52162
1461         * trans-expr.c (gfc_trans_scalar_assign): Flag is_alloc_lhs if
1462         the rhs expression is neither an elemental nor a conversion
1463         function.
1464
1465         PR fortran/83622
1466         * trans-array.c (is_pointer_array): Remove unconditional return
1467         of false for -fopenmp.
1468
1469 2018-01-13  Thomas Koenig  <tkoenig@gcc.gnu.org>
1470         <emsr@gcc.gnu.org>
1471
1472         PR fortran/83803
1473         * dump-parse-tree.c (write_proc): Always emit closing parenthesis
1474         for functions.
1475
1476 2018-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>
1477
1478         PR fortran/82367
1479         * resolve.c (resolve_allocate_expr): Check for NULL pointer.
1480
1481 2018-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>
1482
1483         PR fortran/83093
1484         * resolve.c (resolve_charlen): Check the type of cl->length
1485         after resolution.
1486
1487 2018-01-10  Janne Blomqvist  <jb@gcc.gnu.org>
1488
1489         PR fortran/83740
1490         * trans-array.c (gfc_trans_array_ctor_element): Fix formatting.
1491
1492 2018-01-10  Janne Blomqvist  <jb@gcc.gnu.org>
1493
1494         PR fortran/83740
1495         * trans-array.c (gfc_trans_array_ctor_element): Convert RHS to the
1496         LHS type when assigning.
1497
1498 2018-01-09  Steven G. Kargl  <kargl@gcc.gnu.org>
1499
1500         PR fortran/83742
1501         * expr.c (gfc_is_simply_contiguous): Check for NULL pointer.
1502
1503 2018-01-08  Steven G. Kargl  <kargl@gcc.gnu.org>
1504
1505         * match.c (gfc_match_allocate): Check for NULL pointer.
1506
1507 2018-01-08  Steven G. Kargl  <kargl@gcc.gnu.org>
1508
1509         * expr.c (gfc_check_pointer_assign): Fix typo in comment.
1510
1511 2018-01-08  Paul Thomas  <pault@gcc.gnu.org>
1512
1513         PR fortran/83611
1514         * decl.c (gfc_get_pdt_instance): If parameterized arrays have
1515         an initializer, convert the kind parameters and add to the
1516         component if the instance.
1517         * trans-array.c (structure_alloc_comps): Add 'is_pdt_type' and
1518         use it with case COPY_ALLOC_COMP. Call 'duplicate_allocatable'
1519         for parameterized arrays. Clean up typos in comments. Convert
1520         parameterized array initializers and copy into the array.
1521         * trans-expr.c (gfc_trans_scalar_assign): Do a deep copy for
1522         parameterized types.
1523         *trans-stmt.c (trans_associate_var): Deallocate associate vars
1524         as necessary, when they are PDT function results for example.
1525
1526         PR fortran/83731
1527         * trans-array.c (structure_alloc_comps): Only compare len parms
1528         when they are declared explicitly.
1529
1530 2018-01-06  Janne Blomqvist  <jb@gcc.gnu.org>
1531
1532         PR fortran/50892
1533         * trans-expr.c (gfc_trans_pointer_assignment): fold_convert rhs to
1534         lhs type.
1535
1536 2018-01-05  Janne Blomqvist  <jb@gcc.gnu.org>
1537
1538         PR fortran/78534
1539         PR fortran/66310
1540         * array.c (got_charlen): Use gfc_charlen_int_kind.
1541         * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of
1542         hardcoded kind.
1543         (find_intrinsic_vtab): Likewise.
1544         * decl.c (match_char_length): Use gfc_charlen_int_kind.
1545         (add_init_expr_to_sym): Use gfc_charlen_t and gfc_charlen_int_kind.
1546         (gfc_match_implicit): Use gfc_charlen_int_kind.
1547         * dump-parse-tree.c (show_char_const): Use gfc_charlen_t and size_t.
1548         (show_expr): Use HOST_WIDE_INT_PRINT_DEC.
1549         * expr.c (gfc_get_character_expr): Length parameter of type
1550         gfc_charlen_t.
1551         (gfc_get_int_expr): Value argument of type HOST_WIDE_INT.
1552         (gfc_extract_hwi): New function.
1553         (simplify_const_ref): Make string_len of type gfc_charlen_t.
1554         (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs.
1555         * frontend-passes.c (optimize_trim): Use gfc_charlen_int_kind.
1556         * gfortran.h (gfc_mpz_get_hwi): New prototype.
1557         (gfc_mpz_set_hwi): Likewise.
1558         (gfc_charlen_t): New typedef.
1559         (gfc_expr): Use gfc_charlen_t for character lengths.
1560         (gfc_size_kind): New extern variable.
1561         (gfc_extract_hwi): New prototype.
1562         (gfc_get_character_expr): Use gfc_charlen_t for character length.
1563         (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument.
1564         * gfortran.texi: Update description of hidden string length argument.
1565         * iresolve.c (check_charlen_present): Use gfc_charlen_int_kind.
1566         (gfc_resolve_char_achar): Likewise.
1567         (gfc_resolve_repeat): Pass string length directly without
1568         temporary, use gfc_charlen_int_kind.
1569         (gfc_resolve_transfer): Use gfc_charlen_int_kind.
1570         * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen.
1571         * misc.c (gfc_mpz_get_hwi): New function.
1572         (gfc_mpz_set_hwi): New function.
1573         * module.c (atom_int): Change type from int to HOST_WIDE_INT.
1574         (parse_integer): Don't complain about large integers.
1575         (write_atom): Use HOST_WIDE_INT for integers.
1576         (mio_integer): Handle integer type mismatch.
1577         (mio_hwi): New function.
1578         (mio_intrinsic_op): Use HOST_WIDE_INT.
1579         (mio_array_ref): Likewise.
1580         (mio_expr): Likewise.
1581         * primary.c (match_substring): Use gfc_charlen_int_kind.
1582         * resolve.c (resolve_substring_charlen): Use gfc_charlen_int_kind.
1583         (resolve_character_operator): Likewise.
1584         (resolve_assoc_var): Likewise.
1585         (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf.
1586         (resolve_charlen): Use mpz_sgn to determine sign.
1587         * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t
1588         instead of long.
1589         * symbol.c (generate_isocbinding_symbol): Use gfc_charlen_int_kind.
1590         * target-memory.c (size_character): Length argument of type
1591         gfc_charlen_t.
1592         (gfc_encode_character): Likewise.
1593         (gfc_interpret_character): Use gfc_charlen_t.
1594         * target-memory.h (gfc_encode_character): Modify prototype.
1595         * trans-array.c (gfc_trans_array_ctor_element): Use existing type.
1596         (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type.
1597         (trans_array_constructor): Use existing type.
1598         (get_array_charlen): Likewise.
1599         * trans-const.c (gfc_conv_mpz_to_tree_type): New function.
1600         * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype.
1601         * trans-decl.c (gfc_trans_deferred_vars): Use existing type.
1602         (add_argument_checking): Likewise.
1603         * trans-expr.c (gfc_class_len_or_zero_get): Build const of type
1604         gfc_charlen_type_node.
1605         (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of
1606         4, fold_convert to correct type.
1607         (gfc_conv_class_to_class): Build const of type size_type_node for
1608         size.
1609         (gfc_copy_class_to_class): Likewise.
1610         (gfc_conv_string_length): Use same type in expression.
1611         (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen.
1612         (gfc_conv_string_tmp): Make sure len is of the right type.
1613         (gfc_conv_concat_op): Use same type in expression.
1614         (gfc_conv_procedure_call): Likewise.
1615         (fill_with_spaces): Comment out memset() block due to spurious
1616         -Wstringop-overflow warnings.
1617         (gfc_trans_string_copy): Use gfc_charlen_type_node.
1618         (alloc_scalar_allocatable_for_subcomponent_assignment):
1619         fold_convert to right type.
1620         (gfc_trans_subcomponent_assign): Likewise.
1621         (trans_class_vptr_len_assignment): Build const of correct type.
1622         (gfc_trans_pointer_assignment): Likewise.
1623         (alloc_scalar_allocatable_for_assignment): fold_convert to right
1624         type in expr.
1625         (trans_class_assignment): Build const of correct type.
1626         * trans-intrinsic.c (gfc_conv_associated): Likewise.
1627         (gfc_conv_intrinsic_repeat): Do calculation in sizetype.
1628         * trans-io.c (gfc_build_io_library_fndecls): Use
1629         gfc_charlen_type_node for character lengths.
1630         (set_string): Convert to right type in assignment.
1631         * trans-stmt.c (gfc_trans_label_assign): Build const of
1632         gfc_charlen_type_node.
1633         (trans_associate_var): Likewise.
1634         (gfc_trans_character_select): Likewise.
1635         (gfc_trans_allocate): Likewise, don't typecast strlen result.
1636         (gfc_trans_deallocate): Don't typecast strlen result.
1637         * trans-types.c (gfc_size_kind): New variable.
1638         (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind
1639         from size_type_node.
1640         * trans-types.h: Fix comment.
1641
1642 2018-01-04  Thomas Koenig  <tkoenig@gcc.gnu.org>
1643
1644         PR fortran/83683
1645         PR fortran/45689
1646         * check.c (gfc_check_eoshift): Check for string length and
1647         for conformance of boundary.
1648         * intrinsic.c (add_functions): Add gfc_simplify_eoshift.
1649         * intrinsic.h: Add prototype for gfc_simplify_eoshift.
1650         * simplify.c (gfc_simplify_eoshift): New function.
1651
1652 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1653             Alan Hayward  <alan.hayward@arm.com>
1654             David Sherwood  <david.sherwood@arm.com>
1655
1656         * trans-types.c (gfc_type_for_mode): Handle MODE_VECTOR_BOOL.
1657
1658 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1659             Alan Hayward  <alan.hayward@arm.com>
1660             David Sherwood  <david.sherwood@arm.com>
1661
1662         * trans-types.c (gfc_type_for_mode): Check valid_vector_subparts_p.
1663
1664 2018-01-03  Thomas Koenig  <tkoenig@gcc.gnu.org>
1665
1666         PR fortran/83664
1667         * check.c (gfc_check_eoshift): Error for missing boundary if array
1668         is not one of the standard types.
1669
1670 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1671
1672         Update copyright years.
1673
1674         * gfortranspec.c (lang_specific_driver): Update copyright notice
1675         dates.
1676         * gfc-internals.texi: Bump @copying's copyright year.
1677         * gfortran.texi: Ditto.
1678         * intrinsic.texi: Ditto.
1679         * invoke.texi: Ditto.
1680
1681 2017-01-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
1682
1683         PR fortran/45689
1684         * intrinsic.c (add_function): Add gfc_simplify_maxloc and
1685         gfc_simplify_minloc to maxloc and minloc, respectively.
1686         * intrinsic.h: Add prototypes for gfc_simplify_minloc
1687         and gfc_simplify_maxloc.
1688         * simplify.c (min_max_chose): Adjust prototype.  Modify function
1689         to have a return value which indicates if the extremum was found.
1690         (is_constant_array_expr): Fix typo in comment.
1691         (simplify_minmaxloc_to_scalar): New function.
1692         (simplify_minmaxloc_nodim): New function.
1693         (new_array): New function.
1694         (simplify_minmaxloc_to_array): New function.
1695         (gfc_simplify_minmaxloc): New function.
1696         (simplify_minloc): New function.
1697         (simplify_maxloc): New function.
1698
1699 2018-01-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
1700
1701         PR fortran/45689
1702         PR fortran/83650
1703         * simplify.c (gfc_simplify_cshift): Re-implement to allow full
1704         range of arguments.
1705
1706 2018-01-01  Paul Thomas  <pault@gcc.gnu.org>
1707
1708         PR fortran/83076
1709         * resolve.c (resolve_fl_derived0): Add caf_token fields for
1710         allocatable and pointer scalars, when -fcoarray selected.
1711         * trans-types.c (gfc_copy_dt_decls_ifequal): Copy the token
1712         field as well as the backend_decl.
1713         (gfc_get_derived_type): Flag GFC_FCOARRAY_LIB for module
1714         derived types that are not vtypes. Components with caf_token
1715         attribute are pvoid types. For a component requiring it, find
1716         the caf_token field and have the component token field point to
1717         its backend_decl.
1718
1719         PR fortran/83319
1720         *trans-types.c (gfc_get_array_descriptor_base): Add the token
1721         field to the descriptor even when codimen not set.
1722 \f
1723 Copyright (C) 2018 Free Software Foundation, Inc.
1724
1725 Copying and distribution of this file, with or without modification,
1726 are permitted in any medium without royalty provided the copyright
1727 notice and this notice are preserved.