gcc/fortran/ChangeLog

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