gcc/fortran/ChangeLog

   1 2018-07-18  Janus Weil  <janus@gcc.gnu.org>
   2             Thomas Koenig  <tkoenig@gcc.gnu.org>
   3
   4         PR fortran/85599
   5         * dump-parse-tree.c (show_attr): Add handling of implicit_pure.
   6         * frontend-passes.c (do_warn_function_elimination): Do not warn for
   7         pure functions.
   8         * gfortran.h: Add prototypes for gfc_pure_function and
   9         gfc_implicit_pure_function.
  10         * gfortran.texi: Add chapter on evaluation of logical expressions.
  11         * invoke.texi: Mention that -Wfunction-elimination is implied
  12         by -Wextra.
  13         * lang.opt: Make -Wextra imply -Wfunction-elimination.
  14         * resolve.c (pure_function): Rename to gfc_pure_function.
  15         (gfc_implicit_pure_function): New function.
  16         (check_pure_function): Use it here.
  17         (impure_function_callback): New function.
  18         (resolve_operator): Call it via gfc_expr_walker.
  19
  20 2018-07-16  Fritz Reese  <fritzoreese@gmail.com>
  21
  22         PR fortran/83184
  23         * decl.c (match_old_style_init): Initialize locus of variable expr when
  24         creating a data variable.
  25         (match_clist_expr): Verify array is explicit shape/size before
  26         attempting to allocate constant array constructor.
  27
  28 2018-07-16  Fritz Reese  <fritzoreese@gmail.com>
  29
  30         PR fortran/86417
  31         * module.c (mio_component): Set component->loc when loading from module.
  32
  33 2018-07-10  Jakub Jelinek  <jakub@redhat.com>
  34
  35         PR fortran/86421
  36         * module.c (omp_declare_simd_clauses): Add LINEAR with _REF, _VAL and
  37         _UVAL suffixes.
  38         (mio_omp_declare_simd): Save and restore ref, val and uval modifiers
  39         on linear clauses.  Initialize n->where to gfc_current_locus.
  40
  41 2018-07-05  Paul Thomas  <pault@gcc.gnu.org>
  42
  43         PR fortran/86408
  44         * resolve.c.c (resolve_contained_fntype): Reference to C418 is
  45         in F2008 and not F2003.
  46         (resolve_function): Ditto in error message. Also, exclude
  47         deferred character length results from the error.
  48
  49 2018-07-05  Fritz Reese  <fritzoreese@gmail.com>
  50
  51         PR fortran/83183
  52         PR fortran/86325
  53         * expr.c (class_allocatable, class_pointer, comp_allocatable,
  54         comp_pointer): New helpers.
  55         (component_initializer): Generate EXPR_NULL for allocatable or pointer
  56         components. Do not generate initializers for components within BT_CLASS.
  57         Do not assign to comp->initializer.
  58         (gfc_generate_initializer): Use new helpers; move code to generate
  59         EXPR_NULL for class allocatable components into component_initializer().
  60
  61 2018-07-04  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
  62
  63         PR fortran/82009
  64         * trans-decl.c (gfc_process_block_locals): Delete assert and set
  65         saved_local_decls = NULL_TREE.
  66
  67 2018-07-02  Richard Biener  <rguenther@suse.de>
  68
  69         PR lto/86321
  70         * trans-types.c (gfc_get_array_type_bounds): Unshare TYPE_FIELDs
  71         for the distinct type copy.
  72
  73 2018-07-02  Paul Thomas  <pault@gcc.gnu.org>
  74
  75         PR fortran/82969
  76         PR fortran/86242
  77         * trans-array.c (structure_alloc_comps): Do not explicitly copy
  78         procedure pointer components.
  79
  80 2018-07-02  Paul Thomas  <pault@gcc.gnu.org>
  81
  82         PR fortran/45305
  83         * expr.c : Add a prototype for scalarize_intrinsic_call.
  84         (gfc_simplify_expr): Use scalarize_intrinsic_call for elemental
  85         intrinsic function calls.
  86         (scalarize_intrinsic_call): Add 'init_flag' argument. Check if
  87         the expression or any of the actual argument expressions are
  88         NULL. Before calling gfc_check_init_expr, check 'init_flag'.
  89         Only simplify the scalarized expressions if there are no errors
  90         on the stack.
  91         (gfc_check_init_expr): Set 'init_flag' true in the call to
  92         scalarize_intrinsic_call.
  93
  94 2018-06-28  Fritz Reese  <fritzoreese@gmail.com>
  95
  96         PR fortran/82865
  97         * decl.c (gfc_match_type): Refactor and check for PDT declarations.
  98
  99 2018-06-28  Martin Liska  <mliska@suse.cz>
 100
 101         * gfortranspec.c: Include opt-suggestions.h.
 102
 103 2018-06-25  Fritz Reese  <fritzoreese@gmail.com>
 104
 105         PR fortran/82972
 106         PR fortran/83088
 107         PR fortran/85851
 108         * expr.c (component_initializer): Assign init expr to c->initializer.
 109         (generate_isocbinding_initializer): New.
 110         (gfc_generate_initializer): Call generate_isocbinding_initializer to
 111         generate initializers for c_ptr and c_funptr with -finit-derived.
 112
 113 2018-06-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 114
 115         PR fortran/85983
 116         * interface.c (check_dtio_interface1): Delete assert.
 117
 118 2018-06-22  Paul Thomas  <pault@gcc.gnu.org>
 119             Rainer Orth  <ro@gcc.gnu.org>
 120
 121         PR fortran/86281
 122         * resolve.c (resolve_contained_fntype): Check for the charlen
 123         before testing the length.
 124
 125 2018-06-21  Paul Thomas  <pault@gcc.gnu.org>
 126
 127         PR fortran/49630
 128         * resolve.c (resolve_contained_fntype): Change standard ref.
 129         from F95 to F2003: C418. Correct a spelling error in a comment.
 130         It is an error for an abstract interface to have an assumed
 131         character length result.
 132         * trans-expr.c (gfc_conv_procedure_call): Likewise change the
 133         standard reference.
 134
 135 2018-06-21  Paul Thomas  <pault@gcc.gnu.org>
 136
 137         PR fortran/83118
 138         * resolve.c (resolve_ordinary_assign): Force the creation of a
 139         vtable for assignment of non-polymorphic expressions to an
 140         unlimited polymorphic object.
 141         * trans-array.c (gfc_alloc_allocatable_for_assignment): Use the
 142         size of the rhs type for such assignments. Set the dtype, _len
 143         and vptrs appropriately.
 144         * trans-expr.c (gfc_trans_assignment): Force the use of the
 145         _copy function for these assignments.
 146
 147 2018-06-20  Chung-Lin Tang <cltang@codesourcery.com>
 148             Thomas Schwinge <thomas@codesourcery.com>
 149             Cesar Philippidis  <cesar@codesourcery.com>
 150
 151         * gfortran.h (gfc_omp_clauses): Add unsigned if_present, finalize
 152         bitfields.
 153         * openmp.c (enum omp_mask2): Remove OMP_CLAUSE_PRESENT_OR_*. Add
 154         OMP_CLAUSE_{IF_PRESENT,FINALIZE}.
 155         (gfc_match_omp_clauses): Update handling of copy, copyin, copyout,
 156         create, deviceptr, present_of_*. Add support for finalize and
 157         if_present.
 158         (OACC_PARALLEL_CLAUSES): Remove PRESENT_OR_* clauses.
 159         (OACC_KERNELS_CLAUSES): Likewise.
 160         (OACC_DATA_CLAUSES): Likewise.
 161         (OACC_DECLARE_CLAUSES): Likewise.
 162         (OACC_UPDATE_CLAUSES): Add IF_PRESENT clause.
 163         (OACC_ENTER_DATA_CLAUSES): Remove PRESENT_OR_* clauses.
 164         (OACC_EXIT_DATA_CLAUSES): Add FINALIZE clause.
 165         (gfc_match_oacc_declare): Update to OpenACC 2.5 semantics.
 166         * trans-openmp.c (gfc_trans_omp_clauses): Add support for IF_PRESENT
 167         and FINALIZE.
 168
 169 2018-06-18  Eric Botcazou  <ebotcazou@adacore.com>
 170
 171         * trans-decl.c (gfc_get_fake_result_decl): Revert latest change.
 172
 173 2018-06-17  Eric Botcazou  <ebotcazou@adacore.com>
 174
 175         * trans-decl.c (nonlocal_dummy_decl_pset): Delete.
 176         (nonlocal_dummy_decls): Likewise.
 177         (gfc_nonlocal_dummy_array_decl): Likewise.
 178         (gfc_get_symbol_decl): Do not call gfc_nonlocal_dummy_array_decl.
 179         (gfc_get_fake_result_decl): Do not generate a new DECL if simply
 180         reusing the result of a recursive call.
 181         (gfc_generate_function_code): Do not create, insert and destroy
 182         nonlocal_dummy_decls.
 183
 184 2018-06-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 185
 186         PR fortran/86110
 187         * array.c (gfc_resolve_character_array_constructor): Avoid NULL
 188         pointer dereference.
 189
 190 2018-06-13  Cesar Philippidis  <cesar@codesourcery.com>
 191
 192         PR fortran/85703
 193         * parse.c (decode_oacc_directive): Set gfc_matching_function
 194         to false.
 195         (decode_omp_directive): Likewise.
 196
 197 2018-06-13  Cesar Philippidis  <cesar@codesourcery.com>
 198
 199         PR fortran/85702
 200         * openmp.c (gfc_match_oacc_wait): Use %C to report error location.
 201
 202 2018-06-12  David Malcolm  <dmalcolm@redhat.com>
 203
 204         PR other/69968
 205         * misc.c (gfc_closest_fuzzy_match): Update for renaming of
 206         levenshtein_distance to get_edit_distance.
 207
 208 2018-06-12  Steven G. Kargl  <kargl@gcc.gnu.org>
 209
 210         PR fortran/44491
 211         * expr.c (gfc_check_assign): Select non-NULL locus.
 212
 213 2018-06-11  Janus Weil  <janus@gcc.gnu.org>
 214
 215         PR fortran/45521
 216         * interface.c (compare_ptr_alloc): New function.
 217         (generic_correspondence): Call it.
 218
 219 2018-06-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
 220
 221         * gfortran.h (gfc_expr): Add no_bounds_check field.
 222         * frontend-passes.c (get_array_inq_function): Set no_bounds_check
 223         on function and function argument.
 224         (inline_matmul_assign): Set no_bounds_check on zero expression
 225         and on lhs of zero expression.
 226         Also handle A1B2 case if realloc on assigment is active.
 227         * trans-array.c (gfc_conv_array_ref): Don't do range checking
 228         if expr has no_bounds_check set.
 229         (gfc_conv_expr_descriptor): Set no_bounds_check on ss if expr
 230         has it set.
 231         * trans-expr.c (gfc_trans_assignment_1): Set no_bounds_check
 232         on lss and lss if the corresponding expressions have it set.
 233
 234 2018-06-10  Dominique d'Humieres  <dominiq@gcc.gnu.org>
 235
 236         PR fortran/79854
 237         * trans-const.c: Remove include "diagnostic-core.h".
 238         (gfc_conv_constant_to_tree): Replace fatal_error with gcc_unreachable.
 239
 240 2018-06-10  Janus Weil  <janus@gcc.gnu.org>
 241
 242         PR fortran/85088
 243         * decl.c (match_attr_spec): Synchronize the DECL_* enum values with the
 244         INTENT_* values from the enum 'sym_intent'. Call 'match_intent_spec'
 245         and remove a TODO note.
 246         * gfortran.h: Add a comment to sym_intent.
 247
 248 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 249
 250         PR fortran/38351
 251         * resolve.c (resolve_operator): Provide better error message for
 252         derived type entity used in an binary intrinsic numeric operator.
 253
 254 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 255
 256         PR fortran/85138
 257         PR fortran/85996
 258         PR fortran/86051
 259         * decl.c (gfc_match_char_spec): Use private namespace in attempt to
 260         reduce a charlen to a constant.
 261
 262 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 263
 264         PR fortran/78278
 265         * data.c (gfc_assign_data_value): Re-arrange code to allow for
 266         an error for double initialization of CHARACTER entities.
 267
 268 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 269
 270         PR fortran/63514
 271         * symbol.c (gfc_add_volatile): Enforce F2008:C1282 and F2018:C1588.
 272
 273 2018-06-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
 274
 275         PR fortran/85631
 276         * trans.h (gfc_ss): Add field no_bounds_check.
 277         * trans-array.c (gfc_conv_ss_startstride): If flag_realloc_lhs and
 278         ss->no_bounds_check is set, do not use runtime checks.
 279         * trans-expr.c (gfc_trans_assignment_1): Set lss->no_bounds_check
 280         for reallocatable lhs.
 281
 282 2018-06-08  Steven G. Kargl  <kargl@gcc.gnu.org>
 283
 284         PR fortran/86059
 285         * array.c (match_array_cons_element): NULL() cannot be in an
 286         array constructor.
 287
 288 2018-06-08  Steven G. Kargl  <kargl@gcc.gnu.org>
 289
 290         PR fortran/78571
 291         * data.c (create_character_initializer): Return early if type is
 292         incompatible with CHARACTER.
 293
 294 2018-06-07  Steven G. Kargl  <kargl@gcc.gnu.org>
 295
 296         PR fortran/86045
 297         * simplify.c (gfc_simplify_mod): Re-arrange code to test whether
 298         'P' is zero and issue an error if it is.
 299
 300 2018-06-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 301
 302         PR fortran/85641
 303         * frontend-passes.c (is_fe_temp): Add prototype.
 304         (realloc_string_callback): Early return for frontend-generated
 305         temporary.
 306
 307 2018-06-05  Cesar Philippidis  <cesar@codesourcery.com>
 308
 309         PR fortran/85701
 310
 311         * openmp.c (gfc_resolve_oacc_declare): Error on functions and
 312         subroutine data clause arguments.
 313
 314 2018-06-04  Steven G. Kargl  <kargl@gcc.gnu.org>
 315
 316         PR fortran/85981
 317         * resolve.c (resolve_allocate_deallocate): Check errmsg is default
 318         character kind.
 319
 320 2018-06-03  Paul Thomas  <pault@gcc.gnu.org>
 321
 322         PR fortran/36497
 323         * decl.c (variable_decl): Use gfc_add_type for cray pointees.
 324
 325 2018-06-01  Steven G. Kargl  <kargl@gcc.gnu.org>
 326
 327         PR fortran/63570
 328         * check.c (gfc_check_random_init): New function. Check arguments of
 329         RANDOM_INIT.
 330         * gfortran.h (GFC_ISYM_RANDOM_INIT): New enum token.
 331         * intrinsic.c (add_subroutines): Add RANDOM_INIT to list of
 332         subroutines.
 333         (gfc_check_intrinsic_standard): Introduce Fortran 2018 check.
 334         * intrinsic.h: Add prototypes for gfc_check_random_init and
 335         gfc_resolve_random_init
 336         * intrinsic.texi: Document new intrinsic subprogram.
 337         * iresolve.c (gfc_resolve_random_init): Resolve routine name.
 338         * trans-decl.c: Declare gfor_fndecl_random_init
 339         * trans-intrinsic.c (conv_intrinsic_random_init): New function.
 340         Translate call to RANDOM_INIT.
 341         (gfc_conv_intrinsic_subroutine): Call it.
 342         * trans.h: Declare gfor_fndecl_random_init
 343
 344 2018-05-27  Steven G. Kargl  <kargl@gcc.gnu.org>
 345
 346         * decl.c (match_data_constant):  Fortran 2018 allows pointer
 347         initialization in a data statement.
 348
 349 2018-05-25  Janus Weil  <janus@gcc.gnu.org>
 350
 351         PR fortran/85839
 352         * match.c (gfc_match_block_data): Call gfc_notify_std to warn about
 353         an obsolescent feature in Fortran 2018.
 354         (gfc_match_equivalence): Ditto.
 355         * resolve.c (resolve_common_blocks): Ditto.
 356         (gfc_resolve_forall): Ditto.
 357         * symbol.c (gfc_define_st_label): Ditto.
 358
 359 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 360
 361         PR fortran/85543
 362         * resolve.c (update_current_proc_array_outer_dependency): Avoid NULL
 363         pointer dereference.
 364
 365 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 366
 367         PR fortran/85780
 368         * resolve.c (resolve_fl_procedure): Avoid NULL dereference.
 369
 370 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 371
 372         PR fortran/85779
 373         * decl.c (gfc_match_derived_decl): Fix NULL point dereference.
 374
 375 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 376
 377         PR fortran/85895
 378         * resolve.c (resolve_sync): Resolve expression before checking for
 379         an error.
 380
 381 2018-05-22  Janus Weil  <janus@gcc.gnu.org>
 382
 383         PR fortran/85841
 384         * libgfortran.h: Remove the macros GFC_STD_F2008_TS and
 385         GFC_STD_OPT_F08TS.
 386         * error.c (notify_std_msg): Remove GFC_STD_F2008_TS.
 387         * options.c (set_default_std_flags): Ditto.
 388         (gfc_handle_option): Make -std=f2008ts an alias for -std=f2018.
 389         * array.c (gfc_match_array_spec): Replace GFC_STD_F2008_TS by
 390         GFC_STD_F2018.
 391         * check.c (gfc_check_atomic, gfc_check_event_query,
 392         gfc_check_c_f_pointer, gfc_check_c_f_procpointer, gfc_check_c_funloc,
 393         gfc_check_c_loc, gfc_check_num_images, gfc_check_this_image): Ditto.
 394         * decl.c (gfc_verify_c_interop_param, gfc_match_decl_type_spec): Ditto.
 395         * intrinsic.c (add_functions, add_subroutines,
 396         gfc_check_intrinsic_standard): Ditto.
 397         * iso-c-binding.def: Ditto.
 398         * iso-fortran-env.def: Ditto.
 399         * match.c (gfc_match_event_post, gfc_match_event_wait,
 400         gfc_match_fail_image, gfc_match_form_team, gfc_match_change_team,
 401         gfc_match_end_team, gfc_match_sync_team): Ditto.
 402         * gfortran.texi: Remove mention of -std=f2008ts.
 403         Move TSs into F2018 section.
 404         * invoke.texi: Update documentation of -std=f2008ts.
 405
 406 2018-05-21  Janus Weil  <janus@gcc.gnu.org>
 407
 408         PR fortran/85841
 409         * libgfortran.h: New macros GFC_STD_OPT_*.
 410         * error.c (notify_std_msg): New function.
 411         (gfc_notify_std): Adjust such that it can handle combinations of
 412         GFC_STD_* flags in the 'std' argument, not just a single one.
 413         * match.c (match_arithmetic_if, gfc_match_if): Reject arithmetic if
 414         in Fortran 2018.
 415         (gfc_match_stopcode): Use GFC_STD_OPT_* macros.
 416         * options.c (set_default_std_flags): Warn for F2018 deleted features
 417         by default.
 418         (gfc_handle_option): F2018 deleted features are allowed in earlier
 419         standards.
 420         * symbol.c (gfc_define_st_label, gfc_reference_st_label): Reject
 421         nonblock do constructs in Fortran 2018.
 422
 423 2018-05-20  Paul Thomas  <pault@gcc.gnu.org>
 424
 425         PR fortran/80657
 426         * resolve.c (flag_fn_result_spec): Use the 'sym' argument to
 427         test for self refs to the function result in the character len
 428         expression. If a self reference is found, emit an error and
 429         return true.
 430         (resolve_fntype): Use the function symbol in the calls to the
 431         above.
 432
 433 2018-05-20  Paul Thomas  <pault@gcc.gnu.org>
 434
 435         PR fortran/49636
 436         * trans-array.c (gfc_get_array_span): Renamed from
 437         'get_array_span'.
 438         (gfc_conv_expr_descriptor): Change references to above.
 439         * trans-array.h : Add prototype for 'gfc_get_array_span'.
 440         * trans-intrinsic.c (gfc_conv_associated): Add pre and post
 441         blocks for 'arg1'.
 442         * trans-stmt.c (trans_associate_var): If the associate name is
 443         a subref array pointer, use gfc_get_array_span for the span.
 444
 445 2018-05-20  Paul Thomas  <pault@gcc.gnu.org>
 446
 447         PR fortran/82275
 448         * match.c (gfc_match_type_spec): Go through the array ref and
 449         decrement 'rank' for every dimension that is an element.
 450
 451 2018-05-19  Paul Thomas  <pault@gcc.gnu.org>
 452
 453         PR fortran/82923
 454         PR fortran/66694
 455         PR fortran/82617
 456         * trans-array.c (gfc_alloc_allocatable_for_assignment): Set the
 457         charlen backend_decl of the rhs expr to ss->info->string_length
 458         so that the value in the current scope is used.
 459
 460 2018-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 461
 462         PR fortran/63529
 463         * gfortran.texi: Clarify documentation for Cray pointer and
 464         assumed-sized array.
 465
 466 2018-05-13  Paul Thomas  <pault@gcc.gnu.org>
 467
 468         PR fortran/85742
 469         * trans-types.c (gfc_get_dtype_rank_type): Reorder evaluation
 470         of 'size'. If the element type is a pointer use the size of the
 471         TREE_TYPE of the type, unless it is VOID_TYPE. In this latter
 472         case, set the size to zero.
 473
 474 2018-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 475
 476         * gfortran.h: Remove prototype.
 477         * symbol.c (gfc_new_undo_checkpoint): Remove unused function.
 478
 479 2018-05-11  Steven G. Kargl  <kargl@gcc.gnu.org>
 480
 481         PR fortran/85542
 482         * expr.c (check_inquiry): Avoid NULL pointer dereference.
 483
 484 2018-05-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 485
 486         PR fortran/85687
 487         * check.c (gfc_check_rank): Check that the argument is a data object.
 488
 489 2018-05-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 490
 491         PR fortran/85521
 492         * array.c (gfc_resolve_character_array_constructor): Substrings
 493         with upper bound smaller than lower bound are zero length strings.
 494
 495 2018-05-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 496
 497         PR fortran/70870
 498         * data.c (gfc_assign_data_value): Check that a data object does
 499         not also have default initialization.
 500
 501 2018-05-10  Marek Polacek  <polacek@redhat.com>
 502
 503         PR fortran/85735
 504         * options.c (gfc_post_options): Set main_input_filename.
 505
 506 2018-05-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
 507
 508         PR fortran/54613
 509         * intrinsic.texi: Document BACK for MINLOC and MAXLOC.
 510
 511 2018-05-10  Paul Thomas  <pault@gcc.gnu.org>
 512
 513         PR fortran/68846
 514         PR fortran/70864
 515         * resolve.c (get_temp_from_expr): The temporary must not have
 516         dummy or intent attributes.
 517
 518 2018-05-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
 519
 520         PR fortran/54613
 521         * check.c (gfc_check_minmaxloc): Remove error for BACK not being
 522         implemented.  Use gfc_logical_4_kind for BACK.
 523         * simplify.c (min_max_choose): Add optional argument back_val.
 524         Handle it.
 525         (simplify_minmaxloc_to_scalar): Add argument back_val. Pass
 526         back_val to min_max_choose.
 527         (simplify_minmaxloc_to_nodim): Likewise.
 528         (simplify_minmaxloc_to_array): Likewise.
 529         (gfc_simplify_minmaxloc): Add argument back, handle it.
 530         Pass back_val to specific simplification functions.
 531         (gfc_simplify_minloc): Remove ATTRIBUTE_UNUSED from argument back,
 532         pass it on to gfc_simplify_minmaxloc.
 533         (gfc_simplify_maxloc): Likewise.
 534         * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Adjust
 535         comment. If BACK is true, use greater or equal (or lesser or
 536         equal) insteal of greater (or lesser). Mark the condition of
 537         having found a value which exceeds the limit as unlikely.
 538
 539 2018-05-07  Jeff Law  <law@redhat.comg>
 540
 541         * scanner.c (preprocessor_line): Call linemap_add after a line
 542         directive that changes the current filename.
 543
 544 2018-05-06  Andre Vehreschild  <vehre@gcc.gnu.org>
 545
 546         PR fortran/85507
 547         * dependency.c (gfc_dep_resolver): Revert looking at coarray dimension
 548         introduced by r259385.
 549         * trans-intrinsic.c (conv_caf_send): Always report a dependency for
 550         same variables in coarray assignments.
 551
 552 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 553
 554         PR libgomp/82428
 555         * f95-lang.c (DEF_GOACC_BUILTIN_ONLY): Define.
 556
 557 2018-04-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 558
 559         PR fortran/85520
 560         * decl.c (gfc_match_char_spec): Check for negative length and set to 0.
 561
 562 2018-04-14  Andre Vehreschild  <vehre@gcc.gnu.org>
 563
 564         PR fortran/81773
 565         PR fortran/83606
 566         * dependency.c (gfc_dep_resolver): Coarray indexes are to be ignored
 567         during dependency computation.  They define no data dependency.
 568         * trans-array.c (conv_array_index_offset): The stride can not be set
 569         here, prevent fail.
 570         * trans-intrinsic.c (conv_caf_send): Add creation of temporary array
 571         for caf_get's result and copying to the array with vectorial
 572         indexing.
 573
 574 2018-04-14  Thomas Koenig  <tkoenig@gcc.gnu.org>
 575
 576         PR fortran/85387
 577         * frontend-passes.c (traverse_io_block): Check for start, end or
 578         stride being defined by an outer implied DO loop.
 579
 580 2018-04-12  Thomas Koenig  <tkoenig@gcc.gnu.org>
 581
 582         PR fortran/83064
 583         PR testsuite/85346
 584         * trans-stmt.c (gfc_trans_forall_loop): Use annot_expr_ivdep_kind
 585         for annotation and remove dependence on -ftree-parallelize-loops.
 586
 587 2018-04-10  Jakub Jelinek  <jakub@redhat.com>
 588
 589         PR fortran/85313
 590         * openmp.c (resolve_omp_do): Remove bogus if (j < i) break;.
 591         (resolve_oacc_nested_loops): Likewise.  Formatting fix.
 592
 593 2018-04-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
 594
 595         PR fortran/83064
 596         * trans-stmt.c (gfc_trans_forall_loop): Remove annotation for
 597         parallell processing of DO CONCURRENT -ftree-parallelize-loops
 598         is set.
 599
 600 2018-04-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
 601
 602         PR fortran/51260
 603         * resolve.c (resolve_variable): Simplify cases where access to a
 604         parameter array results in a single constant.
 605
 606 2018-04-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
 607
 608         PR fortran/85102
 609         * decl.c (variable_decl): If upper or lower bounds simplify
 610         to a constant, use that.
 611
 612 2018-03-30  Paul Thomas  <pault@gcc.gnu.org>
 613
 614         PR fortran/84931
 615         * simplify.c (gfc_convert_constant): Handle case of array
 616         constructors within an array that has no iterator and improve
 617         the conciseness of this section of code.
 618
 619 2017-03-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
 620
 621         PR fortran/85111
 622         * array.c (gfc_resolve_character_array_constructor): Early
 623         exit for zero-size arrays.
 624         * simplify.c (simplify_transformation_to_array): Exit early
 625         if the result size is zero.
 626         (simplify_minmaxloc_to_array): Likewise.
 627
 628 2018-03-28  Mikael Morin  <mikael@gcc.gnu.org>
 629
 630         PR fortran/69497
 631         * symbol.c (gfc_symbol_done_2): Start freeing namespaces
 632         from the root.
 633         (gfc_free_namespace): Restore assert (revert r258839).
 634
 635 2018-03-28  Jakub Jelinek  <jakub@redhat.com>
 636
 637         * gfortran.h (gfc_dt): Rename default_exp field to dec_ext.
 638         * ioparm.def (IOPARM_dt_default_exp): Rename to ...
 639         (IOPARM_dt_dec_ext): ... this.
 640         * trans-io.c (build_dt): Adjust for default_exp renaming to
 641         dec_ext and IOPARM_dt_default_exp renaming to IOPARM_dt_dec_ext.
 642         * io.c (match_io): Likewise.
 643
 644 2018-03-27  Thomas Koenig  <tkoenig@gcc.gnu.org>
 645
 646         PR fortran/85084
 647         * frontend-passes.c (gfc_run_passes): Do not run front-end
 648         optimizations if a previous error occurred.
 649
 650 2018-03-27  Thomas Koenig  <tkoenig@gcc.gnu.org>
 651         Harald Anlauf  <anlauf@gmx.de>
 652
 653         PR fortran/85083
 654         * primary.c (gfc_convert_to_structure_constructor): Check
 655         conformance of argument types in structure constructor.
 656
 657 2018-03-26  Thomas Koenig  <tkoenig@gcc.gnu.org>
 658
 659         PR fortran/66709
 660         * io.c: Include constructor.h.
 661         (resolve_tag_format): For a constant character array, concatenate
 662         into a single character expression.
 663
 664 2018-03-25  Seth Johnson <johnsonsr@ornl.gov>
 665         Dominique d'Humieres  <dominiq@gcc.gnu.org>
 666
 667         PR fortran/84924
 668         * check.c (gfc_check_c_f_pointer): Allow scalar noninteroperable
 669         scalar derived type with -std=f2003 and -std=f2008.
 670
 671 2018-03-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 672             Dominique d'Humieres  <dominiq@gcc.gnu.org>
 673
 674         PR fortran/69497
 675         * symbol.c (gfc_free_namespace): Delete the assert and only if
 676         refs count is equals zero, free the namespace. Otherwise,
 677         something is halfway and other errors will resound.
 678
 679 2018-03-24  Thomas Koenig  <tkoenig@gcc.gnu.org>
 680
 681         PR fortran/70068
 682         * expr.c (find_substring_ref): Change types of start, end
 683         and length variables to gfc_charlen_t. Set length to zero
 684         for empty substring.
 685
 686 2018-03-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 687
 688         PR fortran/42651
 689         * decl.c (check_function_name): Improved error message
 690         (gfc_match_volatile, gfc_match_asynchronous) Use check_function_name.
 691
 692 2018-03-22  Steven G. Kargl  <kargl@gcc.gnu.org>
 693
 694         PR fortran/84922
 695         * decl.c (get_proc_name): If the MODULE prefix appears in interface
 696         body, then it must appear on the contained subroutine or function.
 697         While here, fix nearby mis-indented code.
 698
 699 2018-03-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
 700         Harald Anlauf  <anlauf@gmx.de>
 701
 702         PR fortran/84957
 703         * trans-types.c (gfc_sym_type): Do not dereference NULL pointer.
 704
 705 2018-03-21  Janne Blomqvist  <jb@gcc.gnu.org>
 706
 707         PR fortran/84615
 708         * trans-expr.c (gfc_conv_procedure_call): Convert charlen to
 709         gfc_charlen_type_node when calling procedure.
 710
 711 2018-03-20  Steven G. Kargl  <kargl@gcc.gnu.org>
 712
 713         PR fortran/85001
 714         * interface.c (symbol_rank): Remove bogus null pointer check that
 715         crept in when translating a ternary operator into an if-else
 716         constructor.
 717
 718 2018-03-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
 719
 720         PR fortran/84931
 721         * simplify.c (gfc_convert_constant): Correctly handle iterators
 722         for type conversion.
 723
 724 2018-03-18  Steven G. Kargl  <kargl@gcc.gnu.org>
 725
 726         PR fortran/77414
 727         * decl.c (get_proc_name):  Check for a subroutine re-defined in
 728         the contain portion of a subroutine.  Change language of existing
 729         error message to better describe the issue. While here fix whitespace
 730         issues.
 731
 732 2018-03-18  Steven G. Kargl  <kargl@gcc.gnu.org>
 733
 734         PR fortran/65453
 735         * decl.c (get_proc_name): Catch clash between a procedure statement
 736         and a contained subprogram
 737
 738 2018-03-16  Steven G. Kargl  <kargl@gcc.gnu.org>
 739
 740         PR fortran/69395
 741         * decl.c (merge_array_spec): Correct the error condition.
 742
 743 2018-03-15  Steven G. Kargl  <kargl@gcc.gnu.org>
 744
 745         PR fortran/78741
 746         * decl.c (get_proc_name):  Check for clash of entry name with
 747         subroutine name.
 748
 749 2018-03-15  Steven G. Kargl  <kargl@gcc.gnu.org>
 750
 751         PR fortran/69395
 752         * decl.c (merge_array_spec): Limit the merging to maximum allowed
 753         dimensions, and issue error message if limit is exceeded.
 754
 755 2018-03-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 756
 757         * check.c (gfc_check_kill_sub):  Remove check for INTEGER(4) or (8).
 758         * intrinsic.c (add_functions): Remove reference to gfc_resolve_kill.
 759         (add_subroutines): Remove reference to gfc_resolve_kill_sub.
 760         * intrinsic.texi: Update documentation.
 761         * iresolve.c (gfc_resolve_kill, gfc_resolve_kill_sub): Remove.
 762         * trans-decl.c (gfc_build_intrinsic_function_decls):  Add
 763         gfor_fndecl_kill and gfor_fndecl_kill_sub
 764         * trans-intrinsic.c (conv_intrinsic_kill, conv_intrinsic_kill_sub): new
 765         functions.
 766         (gfc_conv_intrinsic_function): Use conv_intrinsic_kill.
 767         (gfc_conv_intrinsic_subroutine): Use conv_intrinsic_kill_sub.
 768         * trans.h: Declare gfor_fndecl_kill and gfor_fndecl_kill_sub.
 769
 770 2018-03-11  Paul Thomas  <pault@gcc.gnu.org>
 771
 772         PR fortran/84546
 773         * trans-array.c (structure_alloc_comps): Make sure that the
 774         vptr is copied and that the unlimited polymorphic _len is used
 775         to compute the size to be allocated.
 776         * trans-expr.c (gfc_get_class_array_ref): If unlimited, use the
 777         unlimited polymorphic _len for the offset to the element.
 778         (gfc_copy_class_to_class): Set the new 'unlimited' argument.
 779         * trans.h : Add the boolean 'unlimited' to the prototype.
 780
 781 2018-03-11  Steven G. Kargl  <kargl@gcc.gnu.org>
 782
 783         PR fortran/83939
 784         * resolve.c (resolve_fl_procedure): Enforce F2018:C15100.
 785
 786 2018-03-11  Steven G. Kargl  <kargls@gcc.gnu.org>
 787
 788         * check.c (gfc_check_kill):  Check pid and sig are scalar.
 789         (gfc_check_kill_sub): Restrict kind to 4 and 8.
 790         * intrinsic.c (add_function): Sort keyword list.  Add pid and sig
 791         keywords for KILL.  Remove redundant *back="back" in favor of the
 792         original *bck="back".
 793         (add_subroutines): Sort keyword list.  Add pid and sig keywords
 794         for KILL.
 795         * intrinsic.texi: Fix documentation to consistently use pid and sig.
 796         * iresolve.c (gfc_resolve_kill): Kind can only be 4 or 8.  Choose the
 797         correct function.
 798         (gfc_resolve_rename_sub): Add comment.
 799
 800 2018-03-11  Thomas Koenig  <tkoenig@gcc.gnu.org>
 801
 802         PR fortran/66128
 803         * simplify.c (simplify_transformation): Return default result for
 804         empty array argument.
 805         (gfc_simplify_all): Remove special-case handling for zerosize.
 806         (gfc_simplify_any): Likewise.
 807         (gfc_simplify_count): Likewise.
 808         (gfc_simplify_iall): Likewise.
 809         (gfc_simplify_iany): Likewise.
 810         (gfc_simplify_iparity): Likewise.
 811         (gfc_simplify_minval): Likewise.
 812         (gfc_simplify_maxval): Likewise.
 813         (gfc_simplify_norm2): Likewise.
 814         (gfc_simplify_product): Likewise.
 815         (gfc_simplify_sum): Likewise.
 816
 817 2018-03-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 818
 819         PR fortran/84734
 820         * arith.c (check_result, eval_intrinsic):  If result overflows, pass
 821         the expression up the chain instead of a NULL pointer.
 822
 823 2018-03-07  Steven G. Kargl  <kargl@gcc.gnu.org>
 824
 825         PR fortran/64124
 826         PR fortran/70409
 827         * decl.c (gfc_match_char_spec): Try to reduce a charlen to a constant.
 828
 829 2017-03-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 830
 831         PR fortran/84697
 832         PR fortran/66128
 833         * expr.c (simplify_parameter_variable): If p is a size zero array
 834         and not an ARRAY_EXPR insert an empty array constructor and
 835         return.
 836         * gfortran.h: Add prototype for gfc_is_size_zero_array.
 837         * simplify.c (is_size_zero_array): Make non-static and rename into
 838         (gfc_is_size_zero_array):  Check for parameter arrays of zero
 839         size by comparing shape and absence of constructor.
 840         (gfc_simplify_all): Use gfc_is_size_zero_array instead of
 841         is_size_zero_array.
 842         (gfc_simplify_count): Likewise.
 843         (gfc_simplify_iall): Likewise.
 844         (gfc_simplify_iany): Likewise.
 845         (gfc_simplify_iparity): Likewise.
 846         (gfc_simplify_minval): Likewise.
 847         (gfc_simplify_maxval): Likewise.
 848         (gfc_simplify_product): Likewise.
 849         (gfc_simplify_sum): Likewise.
 850
 851 2018-03-06  Steven G. Kargl  <kargl@gcc.gnu.org>
 852
 853         PR fortran/56667
 854         * primary.c (match_sym_complex_part): Give the matcher for an implied
 855         do-loop a chance to run.
 856
 857 2018-03-03  Harald Anlauf  <anlauf@gmx.de>
 858
 859         PR fortran/71085
 860         * trans-expr.c (gfc_apply_interface_mapping_to_expr): Do not
 861         dereference NULL pointer.
 862
 863 2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>
 864
 865         PR fortran/66128
 866         * simplify.c (is_size_zero_array): New function to check for size
 867         zero array.
 868         (gfc_simplify_all, gfc_simplify_any, gfc_simplify_count,
 869          gfc_simplify_iall, gfc_simplify_iany, gfc_simplify_iparity,
 870          gfc_simplify_minval, gfc_simplify_maxval, gfc_simplify_norm2,
 871          gfc_simplify_product, gfc_simplify_sum): Use it, and implement
 872         requirements from F2018.
 873
 874 2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>
 875
 876         PR fortran/51434
 877         * simplify.c (gfc_simplify_transfer): Resolve mold.
 878
 879 2018-03-03  Paul Thomas  <pault@gcc.gnu.org>
 880
 881         PR fortran/80965
 882         * resolve.c (build_loc_call): Change symtree name from 'loc' to
 883         '_loc'.
 884
 885 2018-03-01  Paul Thomas  <pault@gcc.gnu.org>
 886
 887         PR fortran/84219
 888         * target-memory.c (gfc_interpret_derived): Assert that BT_VOID
 889         components are caf tokens.
 890         (gfc_target_interpret_expr): Treat BT_VOID expressions as
 891         integers.
 892
 893 2018-03-01  Paul Thomas  <pault@gcc.gnu.org>
 894
 895         PR fortran/84538
 896         * class.c (class_array_ref_detected): Remove the condition that
 897         there be no reference after the array reference.
 898         (find_intrinsic_vtab): Remove excess whitespace.
 899         * trans-array.c (gfc_conv_scalarized_array_ref): Rename 'tmp'
 900         as 'base and call build_class_array_ref earlier.
 901
 902 2018-02-28  Paul Thomas  <pault@gcc.gnu.org>
 903
 904         PR fortran/83901
 905         * trans-stmt.c (trans_associate_var): Make sure that the se
 906         expression is a pointer type before converting it to the symbol
 907         backend_decl type.
 908
 909 2018-02-25  Steven G. Kargl  <kargl@gcc.gnu.org>
 910
 911         PR fortran/83633
 912         * decl.c (variable_decl): Check that an explicit-shape-array with
 913         nonconstant bounds is allowed.
 914
 915 2018-02-25  Paul Thomas  <pault@gcc.gnu.org>
 916
 917         PR fortran/84523
 918         * trans-intrinsic.c (gfc_conv_allocated): If the argument se
 919         has a pre block, add it to the expression pre block.
 920
 921 2018-02-25  Thomas Koenig  <tkoenig@gcc.gnu.org>
 922
 923         PR fortran/78238
 924         * gfortran.h (gfc_integer_4_kind): Define.
 925         * resolve.c (resolve_select_type): Make sure that the
 926         kind of c->high is gfc_integer_4_kind.
 927
 928 2018-02-24  Steven G. Kargl <kargl@gcc.gnu.org>
 929
 930         PR fortran/30792
 931         * decl.c (gfc_match_data): Check for invalid substring in
 932         data-implied-do
 933
 934 2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>
 935
 936         * intrinsic.texi: Arguments to MATMUL cannot both be rank one.
 937
 938 2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>
 939
 940         PR fortran/84511
 941         * trans-io.c (transfer_expr): Deal with C_LOC in transfer statement.
 942
 943 2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>
 944
 945         PR fortran/84346
 946         * interface.c (compare_actual_formal): Issue error if keyword is
 947         used in a statement function.
 948
 949 2018-02-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 950
 951         PR fortran/84506
 952         * trans-io.c (set_parameter_value_inquire): Adjust range check of
 953         negative unit values for kind=8 units to the kind=4 negative limit.
 954
 955 2018-02-23  Paul Thomas  <pault@gcc.gnu.org>
 956
 957         PR fortran/83149
 958         * trans-types.c (gfc_sym_type): Test sym->ns->proc_name before
 959         accessing its components.
 960
 961 2018-02-23  Paul Thomas  <pault@gcc.gnu.org>
 962
 963         PR fortran/83149
 964         * trans-decl.c (gfc_finish_var_decl): Test sym->ns->proc_name
 965         before accessing its components.
 966
 967 2018-02-23  Paul Thomas  <pault@gcc.gnu.org>
 968
 969         PR fortran/83148
 970         * trans-const.c : Clean up some whitespace issues.
 971         * trans-expr.c (gfc_conv_initializer): If an iso_c_binding
 972         derived type has a kind value of zero, set it to the default
 973         integer kind.
 974
 975 2018-02-23  Janne Blomqvist  <jb@gcc.gnu.org>
 976
 977         PR fortran/84519
 978         * trans-decl.c (gfc_build_builtin_function_decls): Add bool
 979         argument to stop and error stop decls.
 980         * trans-stmt.c (gfc_trans_stop): Add false value to argument
 981         lists.
 982
 983 2018-02-22  Janne Blomqvist  <jb@gcc.gnu.org>
 984
 985         PR 78534
 986         PR 84509
 987         * trans-decl.c (gfc_build_builtin_function_decls): Pass
 988         gfc_int8_type node to pause_numeric, size_type_node to
 989         pause_string.
 990         * trans-stmt.c (gfc_trans_pause): Likewise.
 991
 992 2018-02-22  Janne Blomqvist  <jb@gcc.gnu.org>
 993
 994         * gfortran.texi: Update Coarray API description.
 995         * trans-decl.c (gfc_build_builtin_function_decls): Use size_t for
 996         character lengths, int for exit codes.
 997         (generate_coarray_sym_init): Use size_t for character length.
 998         * trans-intrinsic.c (conv_co_collective): Likewise.
 999         * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
1000         (gfc_trans_event_post_wait): Likewise.
1001         (gfc_trans_sync): Likewise.
1002         (gfc_trans_stop): Use size_t for character lengths, int for exit
1003         codes.
1004
1005 2018-02-20  Thomas Koenig  <tkoenig@gcc.gnu.org>
1006
1007         PR fortran/48890
1008         PR fortran/83823
1009         * primary.c (gfc_convert_to_structure_constructor):
1010         For a constant string constructor, make sure the length
1011         is correct.
1012
1013 2018-02-19  Paul Thomas  <pault@gcc.gnu.org>
1014
1015         PR fortran/83344
1016         PR fortran/83975
1017         * resolve.c (resolve_assoc_var): Rearrange the logic for the
1018         determination of the character length of associate names. If
1019         the associate name is missing a length expression or the length
1020         expression is not a constant and the target is not a variable,
1021         make the associate name allocatable and deferred length.
1022         * trans-decl.c (gfc_get_symbol_decl): Null the character length
1023         backend_decl for deferred length associate names that are not
1024         variables. Set 'length' to gfc_index_zero_node for character
1025         associate names, whose character length is a PARM_DECL.
1026
1027 2018-02-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
1028
1029         PR fortran/35339
1030         * frontend-passes.c (traverse_io_block): Remove workaround for
1031         PR 80945.
1032
1033 2018-02-19  Andre Vehreschild  <vehre@gcc.gnu.org>
1034
1035         * gfortran.texi: Document additional src/dst_type.  Fix some typos.
1036         * trans-decl.c (gfc_build_builtin_function_decls): Declare the new
1037         argument of _caf_*_by_ref () with * e { get, send, sendget }.
1038         * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Add the type of the
1039         data referenced when generating a call to caf_get_by_ref ().
1040         (conv_caf_send): Same but for caf_send_by_ref () and
1041         caf_sendget_by_ref ().
1042
1043 2018-02-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1044
1045         PR fortran/84389
1046         * io.c (check_format): Allow FMT_COLON.
1047
1048 2018-02-18  Paul Thomas  <pault@gcc.gnu.org>
1049
1050         PR fortran/80945
1051         * trans-array.c (gfc_conv_expr_descriptor): Set parmtype from
1052         the typenode in the case of deferred length characters.
1053
1054 2018-02-17  Thomas Koenig  <tkoenig@gcc.gnu.org>
1055
1056         PR fortran/84270
1057         * frontend-passes (scalarized_expr):  If the expression
1058         is an assumed size array, leave in the last reference
1059         and pass AR_SECTION instead of AR_FULL to gfc_resolve
1060         in order to avoid an error.
1061
1062 2018-02-17  Paul Thomas  <pault@gcc.gnu.org>
1063
1064         PR fortran/84115
1065         * resolve.c (resolve_assoc_var): If a non-constant target expr.
1066         has no string length expression, make the associate variable
1067         into a deferred length, allocatable symbol.
1068         * trans-decl.c (gfc_is_reallocatable_lhs): Add and use a ptr to
1069         the symbol.
1070         * trans-stmt.c (trans_associate_var): Null and free scalar
1071         associate names that are allocatable. After assignment, remove
1072         the allocatable attribute to prevent reallocation.
1073
1074 2018-02-16  Jakub Jelinek  <jakub@redhat.com>
1075
1076         PR fortran/84418
1077         * trans-openmp.c (gfc_trans_omp_clauses): For OMP_CLAUSE_LINEAR_REF
1078         kind set OMP_CLAUSE_LINEAR_STEP to TYPE_SIZE_UNIT times last_step.
1079
1080 2018-02-16  Dominique d'Humieres  <dominiq@gcc.gnu.org>
1081
1082         PR fortran/84354
1083         * decl.c (gfc_get_pdt_instance): Replace '%qs' with %qs.
1084
1085 2018-02-15  Janus Weil  <janus@gcc.gnu.org>
1086
1087         PR fortran/84409
1088         * interface.c (check_dtio_arg_TKR_intent): Add a check for character
1089         length.
1090
1091 2018-02-14  Janus Weil  <janus@gcc.gnu.org>
1092
1093         PR fortran/84385
1094         * match.c (gfc_match_select_type): Fix check for selector in
1095         SELECT TYPE statement.
1096
1097 2018-02-13  Janus Weil  <janus@gcc.gnu.org>
1098
1099         PR fortran/84313
1100         * symbol.c (check_conflict): Reject procedure pointers in common blocks.
1101
1102 2018-02-13  Alastair McKinstry  <alastair.mckinstry@sceal.ie>
1103             Janne Blomqvist  <jb@gcc.gnu.org>
1104
1105         * module.c (dump_module): Use lbasename to ensure that module
1106         files are reproducible.
1107
1108 2018-02-12  Janus Weil  <janus@gcc.gnu.org>
1109
1110         PR fortran/84273
1111         * resolve.c (resolve_component): Fix checks of passed argument in
1112         procedure-pointer components.
1113
1114 2018-02-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1115
1116         PR fortran/35299
1117         * resolve.c (resolve_formal_arglist): Update error message.
1118
1119 2018-02-11  Andre Vehreschild  <vehre@gcc.gnu.org>
1120
1121         * gfortran.texi: Fix typos in documentation of caf_register ().
1122         * trans-array.c (structure_alloc_comps): Only register a component of
1123         a derived typed corray, not of an ultimate component coarray.
1124
1125 2018-02-11  Steven G. Kargl  <kargl@gcc.gnu.org>
1126
1127         PR fortran/54223
1128         PR fortran/84276
1129         * interface.c (compare_actual_formal): Add in_statement_function
1130         bool parameter.  Skip check of INTENT attribute for statement
1131         functions.  Arguments to a statement function cannot be optional,
1132         issue error for missing argument.
1133         (gfc_procedure_use, gfc_ppc_use, gfc_arglist_matches_symbol): Use
1134          in_statement_function.
1135
1136 2018-02-11  Paul Thomas  <pault@gcc.gnu.org>
1137
1138         PR fortran/84074
1139         * trans-expr.c (gfc_conv_derived_to_class): Set the use_offset
1140         flag. If the is a vector subscript or the expression is not a
1141         variable, make the descriptor one-based.
1142
1143 2018-02-10  Paul Thomas  <pault@gcc.gnu.org>
1144
1145         PR fortran/84141
1146         PR fortran/84155
1147         * trans-array.c (gfc_array_init_size): Revert the change made
1148         in revision 257356 setting the dtype.
1149         * trans-types.c (gfc_get_dtype): Do not use the cached dtype.
1150         Call gfc_get_dtype_rank_type every time.
1151
1152         PR fortran/56691
1153         * trans-array.c (gfc_conv_expr_descriptor): If the source array
1154         is a descriptor type, use its offset, removing the condition
1155         that is be a class expression.
1156
1157 2018-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>
1158
1159         PR fortran/82994
1160         * match.c (gfc_match_deallocate): Check for NULL pointer.
1161
1162 2018-02-07  Thomas Koenig  <tkoenig@gcc.gnu.org>
1163
1164         PR fortran/68560
1165         * trans-intrinsic.c (gfc_conv_intrinsic_shape): New function.
1166         (gfc_conv_intrinsic_function): Call it.
1167
1168 2018-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>
1169
1170         PR fortran/82049
1171         * match.c (gfc_match_type_spec): If the charlen is non-NULL, then
1172         try to resolve it.  While here return early if possible.
1173
1174 2018-02-04  Paul Thomas  <pault@gcc.gnu.org>
1175
1176         PR fortran/84115
1177         * trans-decl.c (gfc_get_symbol_decl): Do not finish the decl of
1178         'length' if the symbol charlen backend_decl is an indirect ref.
1179
1180 2018-02-03  Paul Thomas  <pault@gcc.gnu.org>
1181
1182         PR fortran/84141
1183         PR fortran/84155
1184         * trans-array.c (gfc_array_init_size): Instead of gfc_get_dtype
1185         use gfc_get_dtype_rank_type.
1186
1187 2018-02-01  Janne Blomqvist  <jb@gcc.gnu.org>
1188
1189         PR 83975
1190         PR 83344
1191         * resolve.c (resolve_assoc_var): Generate an error if
1192         target length unknown.
1193
1194 2018-02-01  Janne Blomqvist  <jb@gcc.gnu.org>
1195
1196         PR fortran/83705
1197         * simplify.c (gfc_simplify_repeat): Increase limit for deferring
1198         to runtime, print a warning message.
1199
1200 2018-01-31  Jakub Jelinek  <jakub@redhat.com>
1201
1202         PR fortran/84116
1203         * openmp.c (gfc_match_omp_clauses): If all the linear
1204         gfc_match_omp_variable_list calls failed, don't gfc_free_omp_namelist
1205         nor set *head = NULL.  Formatting fixes.
1206
1207 2018-01-31  Paul Thomas  <pault@gcc.gnu.org>
1208
1209         PR fortran/84088
1210         * trans-expr.c (gfc_conv_procedure_call): If the parm expr is
1211         an address expression passed to an assumed rank dummy, convert
1212         to an indirect reference.
1213
1214 2018-01-31  Thomas Koenig  <tkoenig@gcc.gnu.org>
1215
1216         * dump-parse-tree.c (write_proc): Use sym_name (which may
1217         be sym->binding_label) instead of sym->name.
1218
1219 2018-01-31  Janne Blomqvist  <jb@gcc.gnu.org>
1220
1221         * trans-const.c (gfc_conv_string_init): Use gfc_charlen_t instead
1222         of int for slen.
1223
1224 2018-01-31  Janne Blomqvist  <jb@gcc.gnu.org>
1225
1226         PR fortran/78534
1227         * trans-expr.c (fill_with_spaces): Use memset instead of
1228         generating loop.
1229         (gfc_trans_string_copy): Improve opportunity to use builtins with
1230         constant lengths.
1231
1232 2018-01-30  Jakub Jelinek  <jakub@redhat.com>
1233
1234         PR debug/84131
1235         * trans-array.c (gfc_get_descriptor_offsets_for_info): Set *data_off
1236         to DATA_FIELD's offset rather than OFFSET_FIELD's offset.
1237
1238 2018-01-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
1239
1240         PR fortran/84134
1241         * array.c (gfc_ref_dimen_size): Whitespace fixes.  If stride is
1242         zero, return false.
1243
1244 2018-01-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
1245
1246         PR fortran/84133
1247         * frontend-passes (matmul_to_var_expr): Return early if
1248         in association list.
1249         (inline_matmul_assign): Likewise.
1250
1251 2017-01-29  Thomas Koenig  <tkoenig@gcc.gnu.org>
1252
1253         PR fortran/84073
1254         * resolve.c (resolve_component): Ensure BIND(C) character
1255         components have length one.
1256         (resolve_symbol): Likewise for variables.
1257
1258 2018-01-27  Jakub Jelinek  <jakub@redhat.com>
1259
1260         PR fortran/84065
1261         * decl.c (add_init_expr_to_sym): Ignore initializers for too large
1262         lengths.
1263
1264 2018-01-26  Damian Rouson  <damian@sourceryinstitute.org>
1265             Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>
1266             Soren Rasmussen  <s.c.rasmussen@gmail.com>
1267
1268         Partial support for Fortran 2018 teams features.
1269
1270         * array.c (gfc_match_array_ref): add team attribute in coarray
1271         transfers.
1272         * check.c (gfc_check_get_team, gfc_check_team_number): add new
1273         functions for get_team and team_number.
1274         * dump-parse-tree.c (show_code_node): add new statements: form team,
1275         change team, end team, and sync team.
1276         * expr.c (gfc_find_team_co): add new function.
1277         * gfortran.h: add new statements.
1278         * intrinsic.c (add_functions): add get_team and team_number functions.
1279         * intrinsic.h: add get_team and team_number prototypes for check,
1280         simplify, and resolve.
1281         * iresolve.c (gfc_resolve_get_team, gfc_resolve_team_number): add new
1282         functions.
1283         * iso-fortran-env.def: add the team_type derived type.
1284         * match.c (gfc_match_if, gfc_match_form_team, gfc_match_team_number)
1285         (gfc_match_end_team, gfc_match_sync_team, gfc_match_change_team):
1286         add change team, end team, form team, sync team match and functions.
1287         * match.h: add new prototypes for change team, end team, form team,
1288         and sync team.
1289         * parse.c (decode_statement): add cases for change team, end team,
1290         form team, and sync team.
1291         * resolve.c: add cases for exec form team, change team, end team, and
1292         sync team.
1293         * simplify.c (gfc_simplify_get_team): add new function for get team.
1294         * st.c (gfc_free_statement): add cases exec for change team, end team,
1295         form team, sync team.
1296         * trans-decl.c (gfor_fndecl_caf_form_team)
1297         (gfor_fndecl_caf_change_team, gfor_fndecl_caf_end_team)
1298         (gfor_fndecl_caf_sync_team, gfor_fndecl_caf_get_team)
1299         (gfor_fndecl_caf_team_number): add functions and definitions.
1300         * trans-intrinsic.c (conv_caf_send, conv_intrinsic_team_number): add
1301         new function and team_type argument support.
1302         * trans-stmt.c (gfc_trans_form_team, gfc_trans_change_team)
1303         (gfc_trans_end_team, gfc_trans_sync_team): add new functions.
1304         * trans-stmt.h: add new prototypes.
1305         * trans-types.c (gfc_get_derived_type): check condition for team_type.
1306         * trans.c (trans_code): new exec cases for form team, change team, end
1307         team, and sync team.
1308         * trans.h: add new prototypes.
1309
1310 2018-01-26  Steven G. Kargl  <kargl@gcc.gnu.org>
1311
1312         PR fortran/83998
1313         * simplify.c (compute_dot_product):  Initialize result to INTEGER(1) 0
1314         or .false.  The summation does the correct type conversion.
1315         (gfc_simplify_dot_product): Special case zero-sized arrays.
1316
1317 2018-25-01  Paul Thomas  <pault@gcc.gnu.org>
1318
1319         PR fortran/37577
1320         * array.c (gfc_match_array_ref): If standard earlier than F2008
1321         it is an error if the reference dimension is greater than 7.
1322         libgfortran.h : Increase GFC_MAX_DIMENSIONS to 15. Change the
1323         dtype masks and shifts accordingly.
1324         * trans-array.c (gfc_conv_descriptor_dtype): Use the dtype
1325         type node to check the field.
1326         (gfc_conv_descriptor_dtype): Access the rank field of dtype.
1327         (duplicate_allocatable_coarray): Access the rank field of the
1328         dtype descriptor rather than the dtype itself.
1329         * trans-expr.c (get_scalar_to_descriptor_type): Store the type
1330         of 'scalar' on entry and use its TREE_TYPE if it is ARRAY_TYPE
1331         (ie. a character).
1332         (gfc_conv_procedure_call): Pass TREE_OPERAND (tmp,0) to
1333         get_scalar_to_descriptor_type if the actual expression is a
1334         constant.
1335         (gfc_trans_structure_assign): Assign the rank directly to the
1336         dtype rank field.
1337         * trans-intrinsic.c (gfc_conv_intrinsic_rank): Cast the result
1338         to default integer kind.
1339         (gfc_conv_intrinsic_sizeof): Obtain the element size from the
1340         'elem_len' field of the dtype.
1341         * trans-io.c (gfc_build_io_library_fndecls): Replace
1342         gfc_int4_type_node with dtype_type_node where necessary.
1343         (transfer_namelist_element): Use gfc_get_dtype_rank_type for
1344         scalars.
1345         * trans-types.c : Provide 'get_dtype_type_node' to acces the
1346         dtype_type_node and, if necessary, build it.
1347         The maximum size of an array element is now determined by the
1348         maximum value of size_t.
1349         Update the description of the array descriptor, including the
1350         type def for the dtype_type.
1351         (gfc_get_dtype_rank_type): Build a constructor for the dtype.
1352         Distinguish RECORD_TYPEs that are BT_DERIVED or BT_CLASS.
1353         (gfc_get_array_descriptor_base): Change the type of the dtype
1354         field to dtype_type_node.
1355         (gfc_get_array_descr_info): Get the offset to the rank field of
1356         the dtype.
1357         * trans-types.h : Add a prototype for 'get_dtype_type_node ()'.
1358         * trans.h : Define the indices of the dtype fields.
1359
1360 2018-23-01  Paul Thomas  <pault@gcc.gnu.org>
1361
1362         PR fortran/83866
1363         * decl.c (gfc_match_derived_decl): If eos not matched, recover
1364         and emit error about garbage after declaration.
1365
1366 2018-23-01  Paul Thomas  <pault@gcc.gnu.org>
1367
1368         PR fortran/83898
1369         * trans-stmt.c (trans_associate_var): Do not set cst_array_ctor
1370         for characters.
1371
1372 2018-01-22  Janne Blomqvist  <jb@gcc.gnu.org>
1373
1374         PR 78534
1375         PR 83704
1376         * arith.c (gfc_arith_concat): Use size_t for string length.
1377         (gfc_compare_string): Likewise.
1378         (gfc_compare_with_Cstring): Likewise.
1379         * array.c (gfc_resolve_character_array_constructor): Use
1380         HOST_WIDE_INT, gfc_mpz_get_hwi.
1381         * check.c (gfc_check_fe_runtime_error): Use size_t.
1382         * data.c (create_character_initializer): Use HOST_WIDE_INT,
1383         gfc_extract_hwi.
1384         * decl.c (gfc_set_constant_character_len): Use gfc_charlen_t.
1385         (add_init_expr_to_sym): Use HOST_WIDE_INT.
1386         * expr.c (gfc_build_init_expr): Use HOST_WIDE_INT,
1387         gfc_extract_hwi.
1388         (gfc_apply_init): Likewise.
1389         * match.h (gfc_set_constant_character_len): Update prototype.
1390         * primary.c (match_string_constant): Use size_t.
1391         * resolve.c (resolve_ordinary_assign): Use HOST_WIDE_INT,
1392         gfc_mpz_get_hwi.
1393         * simplify.c (init_result_expr): Likewise.
1394         (gfc_simplify_len_trim): Use size_t.
1395         * target-memory.c (gfc_encode_character): Use size_t.
1396         (gfc_target_encode_expr): Use HOST_WIDE_INT, gfc_mpz_get_hwi.
1397         (interpret_array): Use size_t.
1398         (gfc_interpret_character): Likewise.
1399         * target-memory.h (gfc_encode_character): Update prototype.
1400         (gfc_interpret_character): Likewise.
1401         (gfc_target_interpret_expr): Likewise.
1402         * trans-const.c (gfc_build_string_const): Use size_t for length
1403         argument.
1404         (gfc_build_wide_string_const): Likewise.
1405         * trans-const.h (gfc_build_string_const): Likewise.
1406         (gfc_build_wide_string_const): Likewise.
1407
1408 2018-01-20  Steven G. Kargl  <kargl@gcc.gnu.org>
1409
1410         PR fortran/83900
1411     * simplify.c (gfc_simplify_matmul): Set return type correctly.
1412
1413 2018-01-19  Steven G. Kargl  <kargl@gcc.gnu.org>
1414
1415         PR fortran/83900
1416         * simplify.c (gfc_simplify_matmul): Delete bogus assertion.
1417
1418 2018-01-17  Harald Anlauf  <anlauf@gmx.de>
1419
1420         PR fortran/83864
1421         * expr.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1422
1423 2018-01-17  Harald Anlauf  <anlauf@gmx.de>
1424
1425         PR fortran/83874
1426         * decl.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1427
1428 2018-01-15  Louis Krupp  <louis.krupp@zoho.com>
1429
1430         PR fortran/82257
1431         * interface.c (compare_rank): Don't try to retrieve CLASS_DATA
1432         from symbol marked unlimited polymorphic.
1433         * resolve.c (resolve_structure_cons): Likewise.
1434         * misc.c (gfc_typename): Don't dereference derived->components
1435         if it's NULL.
1436
1437 2018-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>
1438
1439         PR fortran/54613
1440         * gfortran.h (gfc_check_f): Rename f4ml to f5ml.
1441         (gfc_logical_4_kind): New macro
1442         * intrinsic.h (gfc_simplify_minloc): Add a gfc_expr *argument.
1443         (gfc_simplify_maxloc): Likewise.
1444         (gfc_resolve_maxloc): Likewise.
1445         (gfc_resolve_minloc): Likewise.
1446         * check.c (gfc_check_minloc_maxloc): Add checking for "back"
1447         argument; also raise error if it is used (for now). Add it
1448         if it isn't present.
1449         * intrinsic.c (add_sym_4ml): Rename to
1450         (add_sym_5ml), adjust for extra argument.
1451         (add_functions): Add "back" constant. Adjust maxloc and minloc
1452         for back argument.
1453         * iresolve.c (gfc_resolve_maxloc): Add back argument. If back is
1454         not of gfc_logical_4_kind, convert.
1455         (gfc_resolve_minloc): Likewise.
1456         * simplify.c (gfc_simplify_minloc): Add back argument.
1457         (gfc_simplify_maxloc): Likewise.
1458         * trans-intinsic.c (gfc_conv_intrinsic_minmaxloc): Rename last
1459         argument to %VAL to ensure passing by value.
1460         (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_minmaxloc
1461         also for library calls.
1462
1463 2018-01-13  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1464
1465         PR fortran/82007
1466         * resolve.c (resolve_transfer): Delete code looking for 'DT'
1467         format specifiers in format strings. Set formatted to true if a
1468         format string or format label is present.
1469         * trans-io.c (get_dtio_proc): Likewise. (transfer_expr): Fix
1470         whitespace.
1471
1472 2018-01-13  Thomas Koenig  <tkoenig@gcc.gnu.org>
1473
1474         PR fortran/83744
1475         * dump-parse-tree.c (get_c_type_name): Remove extra line.
1476         Change for loop to use declaration in for loop. Handle BT_LOGICAL
1477         and BT_CHARACTER.
1478         (write_decl): Add where argument. Fix indentation. Replace
1479         assert with error message. Add typename to warning
1480         in comment.
1481         (write_type): Adjust locus to call of write_decl.
1482         (write_variable): Likewise.
1483         (write_proc): Likewise. Replace assert with error message.
1484
1485 2018-01-13  Paul Thomas  <pault@gcc.gnu.org>
1486
1487         PR fortran/52162
1488         * trans-expr.c (gfc_trans_scalar_assign): Flag is_alloc_lhs if
1489         the rhs expression is neither an elemental nor a conversion
1490         function.
1491
1492         PR fortran/83622
1493         * trans-array.c (is_pointer_array): Remove unconditional return
1494         of false for -fopenmp.
1495
1496 2018-01-13  Thomas Koenig  <tkoenig@gcc.gnu.org>
1497         <emsr@gcc.gnu.org>
1498
1499         PR fortran/83803
1500         * dump-parse-tree.c (write_proc): Always emit closing parenthesis
1501         for functions.
1502
1503 2018-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>
1504
1505         PR fortran/82367
1506         * resolve.c (resolve_allocate_expr): Check for NULL pointer.
1507
1508 2018-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>
1509
1510         PR fortran/83093
1511         * resolve.c (resolve_charlen): Check the type of cl->length
1512         after resolution.
1513
1514 2018-01-10  Janne Blomqvist  <jb@gcc.gnu.org>
1515
1516         PR fortran/83740
1517         * trans-array.c (gfc_trans_array_ctor_element): Fix formatting.
1518
1519 2018-01-10  Janne Blomqvist  <jb@gcc.gnu.org>
1520
1521         PR fortran/83740
1522         * trans-array.c (gfc_trans_array_ctor_element): Convert RHS to the
1523         LHS type when assigning.
1524
1525 2018-01-09  Steven G. Kargl  <kargl@gcc.gnu.org>
1526
1527         PR fortran/83742
1528         * expr.c (gfc_is_simply_contiguous): Check for NULL pointer.
1529
1530 2018-01-08  Steven G. Kargl  <kargl@gcc.gnu.org>
1531
1532         * match.c (gfc_match_allocate): Check for NULL pointer.
1533
1534 2018-01-08  Steven G. Kargl  <kargl@gcc.gnu.org>
1535
1536         * expr.c (gfc_check_pointer_assign): Fix typo in comment.
1537
1538 2018-01-08  Paul Thomas  <pault@gcc.gnu.org>
1539
1540         PR fortran/83611
1541         * decl.c (gfc_get_pdt_instance): If parameterized arrays have
1542         an initializer, convert the kind parameters and add to the
1543         component if the instance.
1544         * trans-array.c (structure_alloc_comps): Add 'is_pdt_type' and
1545         use it with case COPY_ALLOC_COMP. Call 'duplicate_allocatable'
1546         for parameterized arrays. Clean up typos in comments. Convert
1547         parameterized array initializers and copy into the array.
1548         * trans-expr.c (gfc_trans_scalar_assign): Do a deep copy for
1549         parameterized types.
1550         *trans-stmt.c (trans_associate_var): Deallocate associate vars
1551         as necessary, when they are PDT function results for example.
1552
1553         PR fortran/83731
1554         * trans-array.c (structure_alloc_comps): Only compare len parms
1555         when they are declared explicitly.
1556
1557 2018-01-06  Janne Blomqvist  <jb@gcc.gnu.org>
1558
1559         PR fortran/50892
1560         * trans-expr.c (gfc_trans_pointer_assignment): fold_convert rhs to
1561         lhs type.
1562
1563 2018-01-05  Janne Blomqvist  <jb@gcc.gnu.org>
1564
1565         PR fortran/78534
1566         PR fortran/66310
1567         * array.c (got_charlen): Use gfc_charlen_int_kind.
1568         * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of
1569         hardcoded kind.
1570         (find_intrinsic_vtab): Likewise.
1571         * decl.c (match_char_length): Use gfc_charlen_int_kind.
1572         (add_init_expr_to_sym): Use gfc_charlen_t and gfc_charlen_int_kind.
1573         (gfc_match_implicit): Use gfc_charlen_int_kind.
1574         * dump-parse-tree.c (show_char_const): Use gfc_charlen_t and size_t.
1575         (show_expr): Use HOST_WIDE_INT_PRINT_DEC.
1576         * expr.c (gfc_get_character_expr): Length parameter of type
1577         gfc_charlen_t.
1578         (gfc_get_int_expr): Value argument of type HOST_WIDE_INT.
1579         (gfc_extract_hwi): New function.
1580         (simplify_const_ref): Make string_len of type gfc_charlen_t.
1581         (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs.
1582         * frontend-passes.c (optimize_trim): Use gfc_charlen_int_kind.
1583         * gfortran.h (gfc_mpz_get_hwi): New prototype.
1584         (gfc_mpz_set_hwi): Likewise.
1585         (gfc_charlen_t): New typedef.
1586         (gfc_expr): Use gfc_charlen_t for character lengths.
1587         (gfc_size_kind): New extern variable.
1588         (gfc_extract_hwi): New prototype.
1589         (gfc_get_character_expr): Use gfc_charlen_t for character length.
1590         (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument.
1591         * gfortran.texi: Update description of hidden string length argument.
1592         * iresolve.c (check_charlen_present): Use gfc_charlen_int_kind.
1593         (gfc_resolve_char_achar): Likewise.
1594         (gfc_resolve_repeat): Pass string length directly without
1595         temporary, use gfc_charlen_int_kind.
1596         (gfc_resolve_transfer): Use gfc_charlen_int_kind.
1597         * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen.
1598         * misc.c (gfc_mpz_get_hwi): New function.
1599         (gfc_mpz_set_hwi): New function.
1600         * module.c (atom_int): Change type from int to HOST_WIDE_INT.
1601         (parse_integer): Don't complain about large integers.
1602         (write_atom): Use HOST_WIDE_INT for integers.
1603         (mio_integer): Handle integer type mismatch.
1604         (mio_hwi): New function.
1605         (mio_intrinsic_op): Use HOST_WIDE_INT.
1606         (mio_array_ref): Likewise.
1607         (mio_expr): Likewise.
1608         * primary.c (match_substring): Use gfc_charlen_int_kind.
1609         * resolve.c (resolve_substring_charlen): Use gfc_charlen_int_kind.
1610         (resolve_character_operator): Likewise.
1611         (resolve_assoc_var): Likewise.
1612         (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf.
1613         (resolve_charlen): Use mpz_sgn to determine sign.
1614         * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t
1615         instead of long.
1616         * symbol.c (generate_isocbinding_symbol): Use gfc_charlen_int_kind.
1617         * target-memory.c (size_character): Length argument of type
1618         gfc_charlen_t.
1619         (gfc_encode_character): Likewise.
1620         (gfc_interpret_character): Use gfc_charlen_t.
1621         * target-memory.h (gfc_encode_character): Modify prototype.
1622         * trans-array.c (gfc_trans_array_ctor_element): Use existing type.
1623         (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type.
1624         (trans_array_constructor): Use existing type.
1625         (get_array_charlen): Likewise.
1626         * trans-const.c (gfc_conv_mpz_to_tree_type): New function.
1627         * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype.
1628         * trans-decl.c (gfc_trans_deferred_vars): Use existing type.
1629         (add_argument_checking): Likewise.
1630         * trans-expr.c (gfc_class_len_or_zero_get): Build const of type
1631         gfc_charlen_type_node.
1632         (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of
1633         4, fold_convert to correct type.
1634         (gfc_conv_class_to_class): Build const of type size_type_node for
1635         size.
1636         (gfc_copy_class_to_class): Likewise.
1637         (gfc_conv_string_length): Use same type in expression.
1638         (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen.
1639         (gfc_conv_string_tmp): Make sure len is of the right type.
1640         (gfc_conv_concat_op): Use same type in expression.
1641         (gfc_conv_procedure_call): Likewise.
1642         (fill_with_spaces): Comment out memset() block due to spurious
1643         -Wstringop-overflow warnings.
1644         (gfc_trans_string_copy): Use gfc_charlen_type_node.
1645         (alloc_scalar_allocatable_for_subcomponent_assignment):
1646         fold_convert to right type.
1647         (gfc_trans_subcomponent_assign): Likewise.
1648         (trans_class_vptr_len_assignment): Build const of correct type.
1649         (gfc_trans_pointer_assignment): Likewise.
1650         (alloc_scalar_allocatable_for_assignment): fold_convert to right
1651         type in expr.
1652         (trans_class_assignment): Build const of correct type.
1653         * trans-intrinsic.c (gfc_conv_associated): Likewise.
1654         (gfc_conv_intrinsic_repeat): Do calculation in sizetype.
1655         * trans-io.c (gfc_build_io_library_fndecls): Use
1656         gfc_charlen_type_node for character lengths.
1657         (set_string): Convert to right type in assignment.
1658         * trans-stmt.c (gfc_trans_label_assign): Build const of
1659         gfc_charlen_type_node.
1660         (trans_associate_var): Likewise.
1661         (gfc_trans_character_select): Likewise.
1662         (gfc_trans_allocate): Likewise, don't typecast strlen result.
1663         (gfc_trans_deallocate): Don't typecast strlen result.
1664         * trans-types.c (gfc_size_kind): New variable.
1665         (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind
1666         from size_type_node.
1667         * trans-types.h: Fix comment.
1668
1669 2018-01-04  Thomas Koenig  <tkoenig@gcc.gnu.org>
1670
1671         PR fortran/83683
1672         PR fortran/45689
1673         * check.c (gfc_check_eoshift): Check for string length and
1674         for conformance of boundary.
1675         * intrinsic.c (add_functions): Add gfc_simplify_eoshift.
1676         * intrinsic.h: Add prototype for gfc_simplify_eoshift.
1677         * simplify.c (gfc_simplify_eoshift): New function.
1678
1679 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1680             Alan Hayward  <alan.hayward@arm.com>
1681             David Sherwood  <david.sherwood@arm.com>
1682
1683         * trans-types.c (gfc_type_for_mode): Handle MODE_VECTOR_BOOL.
1684
1685 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1686             Alan Hayward  <alan.hayward@arm.com>
1687             David Sherwood  <david.sherwood@arm.com>
1688
1689         * trans-types.c (gfc_type_for_mode): Check valid_vector_subparts_p.
1690
1691 2018-01-03  Thomas Koenig  <tkoenig@gcc.gnu.org>
1692
1693         PR fortran/83664
1694         * check.c (gfc_check_eoshift): Error for missing boundary if array
1695         is not one of the standard types.
1696
1697 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1698
1699         Update copyright years.
1700
1701         * gfortranspec.c (lang_specific_driver): Update copyright notice
1702         dates.
1703         * gfc-internals.texi: Bump @copying's copyright year.
1704         * gfortran.texi: Ditto.
1705         * intrinsic.texi: Ditto.
1706         * invoke.texi: Ditto.
1707
1708 2017-01-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
1709
1710         PR fortran/45689
1711         * intrinsic.c (add_function): Add gfc_simplify_maxloc and
1712         gfc_simplify_minloc to maxloc and minloc, respectively.
1713         * intrinsic.h: Add prototypes for gfc_simplify_minloc
1714         and gfc_simplify_maxloc.
1715         * simplify.c (min_max_chose): Adjust prototype.  Modify function
1716         to have a return value which indicates if the extremum was found.
1717         (is_constant_array_expr): Fix typo in comment.
1718         (simplify_minmaxloc_to_scalar): New function.
1719         (simplify_minmaxloc_nodim): New function.
1720         (new_array): New function.
1721         (simplify_minmaxloc_to_array): New function.
1722         (gfc_simplify_minmaxloc): New function.
1723         (simplify_minloc): New function.
1724         (simplify_maxloc): New function.
1725
1726 2018-01-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
1727
1728         PR fortran/45689
1729         PR fortran/83650
1730         * simplify.c (gfc_simplify_cshift): Re-implement to allow full
1731         range of arguments.
1732
1733 2018-01-01  Paul Thomas  <pault@gcc.gnu.org>
1734
1735         PR fortran/83076
1736         * resolve.c (resolve_fl_derived0): Add caf_token fields for
1737         allocatable and pointer scalars, when -fcoarray selected.
1738         * trans-types.c (gfc_copy_dt_decls_ifequal): Copy the token
1739         field as well as the backend_decl.
1740         (gfc_get_derived_type): Flag GFC_FCOARRAY_LIB for module
1741         derived types that are not vtypes. Components with caf_token
1742         attribute are pvoid types. For a component requiring it, find
1743         the caf_token field and have the component token field point to
1744         its backend_decl.
1745
1746         PR fortran/83319
1747         *trans-types.c (gfc_get_array_descriptor_base): Add the token
1748         field to the descriptor even when codimen not set.
1749 \f
1750 Copyright (C) 2018 Free Software Foundation, Inc.
1751
1752 Copying and distribution of this file, with or without modification,
1753 are permitted in any medium without royalty provided the copyright
1754 notice and this notice are preserved.