gcc/fortran/ChangeLog

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