gcc/fortran/ChangeLog

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