gcc/fortran/ChangeLog

   1 2018-08-12  Paul Thomas  <pault@gcc.gnu.org>
   2
   3         PR fortran/86906
   4         * resolve.c (resolve_fl_variable_derived): Check if the derived
   5         type is use associated before checking for the host association
   6         error.
   7
   8 2018-08-10  Janus Weil  <janus@gcc.gnu.org>
   9
  10         PR fortran/57160
  11         * invoke.texi (frontend-optimize): Mention short-circuiting.
  12         * options.c (gfc_post_options): Disable -ffrontend-optimize with -Og.
  13         * resolve.c (resolve_operator): Warn about short-circuiting only with
  14         -ffrontend-optimize.
  15         * trans-expr.c (gfc_conv_expr_op): Use short-circuiting operators only
  16         with -ffrontend-optimize. Without that flag, make sure that both
  17         operands are evaluated.
  18
  19 2018-08-08  Nathan Sidwell  <nathan@acm.org>
  20
  21         * cpp.c (cb_file_change): Use linemap_included_from.
  22
  23 2018-08-07  Cesar Philippidis  <cesar@codesourcery.com>
  24
  25         * trans-stmt.h: Remove stale reference to trans-openacc.c.
  26
  27 2018-08-04  Janus Weil  <janus@gcc.gnu.org>
  28
  29         PR fortran/45521
  30         * interface.c (gfc_compare_interfaces): Apply additional
  31         distinguishability criteria of F08 to operator interfaces.
  32
  33 2018-07-31  Andre Vieira  <andre.simoesdiasvieira@arm.com>
  34
  35         Revert 'AsyncI/O patch committed'
  36         2018-07-25  Nicolas Koenig  <koenigni@gcc.gnu.org>
  37                 Thomas Koenig <tkoenig@gcc.gnu.org>
  38
  39         PR fortran/25829
  40         * gfortran.texi: Add description of asynchronous I/O.
  41         * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
  42         as volatile.
  43         * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
  44         st_wait_async and change argument spec from ".X" to ".w".
  45         (gfc_trans_wait): Pass ID argument via reference.
  46
  47 2018-07-25  Nicolas Koenig  <koenigni@gcc.gnu.org>
  48         Thomas Koenig <tkoenig@gcc.gnu.org>
  49
  50         PR fortran/25829
  51         * gfortran.texi: Add description of asynchronous I/O.
  52         * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
  53         as volatile.
  54         * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
  55         st_wait_async and change argument spec from ".X" to ".w".
  56         (gfc_trans_wait): Pass ID argument via reference.
  57
  58 2018-07-20  Martin Sebor  <msebor@redhat.com>
  59
  60         PR middle-end/82063
  61         * gfortran.h (gfc_handle_option): Change function argument
  62         to HOST_WIDE_INT.
  63         * options.c (gfc_handle_option): Same.
  64
  65 2018-07-20  Andrew Benson  <abenson@carnegiescience.edu>
  66
  67         * gfortran.h (gfc_symbol): Add pointer to next derived type.
  68         (gfc_dt_list, gfc_get_dt_list): Remove.
  69         (gfc_namespace): Replace gfc_dt_list with gfc_symbol.
  70         * parse.c (resolve_all_program_units): Replace gfc_free_dt_list() with
  71         simple nullification of gfc_derived_types.
  72         * resolve.c (resolve_global_procedure): Replace gfc_dt_list with
  73         gfc_symbol.
  74         (add_dt_to_dt_list): Change derived type linked list insertion to
  75         utilize dt_next pointers in gfc_symbol.
  76         * symbol.c (gfc_new_symbol, gfc_free_dt_list, gfc_symbol_done2)
  77         (get_iso_c_binding_dt, generate_isocbinding_symbol): Remove
  78         gfc_free_dt_list as gfc_dt_list is obsoleted. Change derived type
  79         linked list search/insertion to utilize dt_next pointers in gfc_symbol.
  80         * trans-types.c (gfc_get_derived_type): Change derived type linked
  81         list search to utilize dt_next pointers in gfc_symbol.
  82
  83 2018-07-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
  84
  85         * trans-intrinsic.c: (gfc_conv_intrinsic_minmax): Emit MIN_MAX_EXPR
  86         or IFN_FMIN/FMAX sequence to calculate the min/max when possible.
  87
  88 2018-07-18  Janus Weil  <janus@gcc.gnu.org>
  89             Thomas Koenig  <tkoenig@gcc.gnu.org>
  90
  91         PR fortran/85599
  92         * dump-parse-tree.c (show_attr): Add handling of implicit_pure.
  93         * frontend-passes.c (do_warn_function_elimination): Do not warn for
  94         pure functions.
  95         * gfortran.h: Add prototypes for gfc_pure_function and
  96         gfc_implicit_pure_function.
  97         * gfortran.texi: Add chapter on evaluation of logical expressions.
  98         * invoke.texi: Mention that -Wfunction-elimination is implied
  99         by -Wextra.
 100         * lang.opt: Make -Wextra imply -Wfunction-elimination.
 101         * resolve.c (pure_function): Rename to gfc_pure_function.
 102         (gfc_implicit_pure_function): New function.
 103         (check_pure_function): Use it here.
 104         (impure_function_callback): New function.
 105         (resolve_operator): Call it via gfc_expr_walker.
 106
 107 2018-07-16  Fritz Reese  <fritzoreese@gmail.com>
 108
 109         PR fortran/83184
 110         * decl.c (match_old_style_init): Initialize locus of variable expr when
 111         creating a data variable.
 112         (match_clist_expr): Verify array is explicit shape/size before
 113         attempting to allocate constant array constructor.
 114
 115 2018-07-16  Fritz Reese  <fritzoreese@gmail.com>
 116
 117         PR fortran/86417
 118         * module.c (mio_component): Set component->loc when loading from module.
 119
 120 2018-07-10  Jakub Jelinek  <jakub@redhat.com>
 121
 122         PR fortran/86421
 123         * module.c (omp_declare_simd_clauses): Add LINEAR with _REF, _VAL and
 124         _UVAL suffixes.
 125         (mio_omp_declare_simd): Save and restore ref, val and uval modifiers
 126         on linear clauses.  Initialize n->where to gfc_current_locus.
 127
 128 2018-07-05  Paul Thomas  <pault@gcc.gnu.org>
 129
 130         PR fortran/86408
 131         * resolve.c.c (resolve_contained_fntype): Reference to C418 is
 132         in F2008 and not F2003.
 133         (resolve_function): Ditto in error message. Also, exclude
 134         deferred character length results from the error.
 135
 136 2018-07-05  Fritz Reese  <fritzoreese@gmail.com>
 137
 138         PR fortran/83183
 139         PR fortran/86325
 140         * expr.c (class_allocatable, class_pointer, comp_allocatable,
 141         comp_pointer): New helpers.
 142         (component_initializer): Generate EXPR_NULL for allocatable or pointer
 143         components. Do not generate initializers for components within BT_CLASS.
 144         Do not assign to comp->initializer.
 145         (gfc_generate_initializer): Use new helpers; move code to generate
 146         EXPR_NULL for class allocatable components into component_initializer().
 147
 148 2018-07-04  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 149
 150         PR fortran/82009
 151         * trans-decl.c (gfc_process_block_locals): Delete assert and set
 152         saved_local_decls = NULL_TREE.
 153
 154 2018-07-02  Richard Biener  <rguenther@suse.de>
 155
 156         PR lto/86321
 157         * trans-types.c (gfc_get_array_type_bounds): Unshare TYPE_FIELDs
 158         for the distinct type copy.
 159
 160 2018-07-02  Paul Thomas  <pault@gcc.gnu.org>
 161
 162         PR fortran/82969
 163         PR fortran/86242
 164         * trans-array.c (structure_alloc_comps): Do not explicitly copy
 165         procedure pointer components.
 166
 167 2018-07-02  Paul Thomas  <pault@gcc.gnu.org>
 168
 169         PR fortran/45305
 170         * expr.c : Add a prototype for scalarize_intrinsic_call.
 171         (gfc_simplify_expr): Use scalarize_intrinsic_call for elemental
 172         intrinsic function calls.
 173         (scalarize_intrinsic_call): Add 'init_flag' argument. Check if
 174         the expression or any of the actual argument expressions are
 175         NULL. Before calling gfc_check_init_expr, check 'init_flag'.
 176         Only simplify the scalarized expressions if there are no errors
 177         on the stack.
 178         (gfc_check_init_expr): Set 'init_flag' true in the call to
 179         scalarize_intrinsic_call.
 180
 181 2018-06-28  Fritz Reese  <fritzoreese@gmail.com>
 182
 183         PR fortran/82865
 184         * decl.c (gfc_match_type): Refactor and check for PDT declarations.
 185
 186 2018-06-28  Martin Liska  <mliska@suse.cz>
 187
 188         * gfortranspec.c: Include opt-suggestions.h.
 189
 190 2018-06-25  Fritz Reese  <fritzoreese@gmail.com>
 191
 192         PR fortran/82972
 193         PR fortran/83088
 194         PR fortran/85851
 195         * expr.c (component_initializer): Assign init expr to c->initializer.
 196         (generate_isocbinding_initializer): New.
 197         (gfc_generate_initializer): Call generate_isocbinding_initializer to
 198         generate initializers for c_ptr and c_funptr with -finit-derived.
 199
 200 2018-06-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 201
 202         PR fortran/85983
 203         * interface.c (check_dtio_interface1): Delete assert.
 204
 205 2018-06-22  Paul Thomas  <pault@gcc.gnu.org>
 206             Rainer Orth  <ro@gcc.gnu.org>
 207
 208         PR fortran/86281
 209         * resolve.c (resolve_contained_fntype): Check for the charlen
 210         before testing the length.
 211
 212 2018-06-21  Paul Thomas  <pault@gcc.gnu.org>
 213
 214         PR fortran/49630
 215         * resolve.c (resolve_contained_fntype): Change standard ref.
 216         from F95 to F2003: C418. Correct a spelling error in a comment.
 217         It is an error for an abstract interface to have an assumed
 218         character length result.
 219         * trans-expr.c (gfc_conv_procedure_call): Likewise change the
 220         standard reference.
 221
 222 2018-06-21  Paul Thomas  <pault@gcc.gnu.org>
 223
 224         PR fortran/83118
 225         * resolve.c (resolve_ordinary_assign): Force the creation of a
 226         vtable for assignment of non-polymorphic expressions to an
 227         unlimited polymorphic object.
 228         * trans-array.c (gfc_alloc_allocatable_for_assignment): Use the
 229         size of the rhs type for such assignments. Set the dtype, _len
 230         and vptrs appropriately.
 231         * trans-expr.c (gfc_trans_assignment): Force the use of the
 232         _copy function for these assignments.
 233
 234 2018-06-20  Chung-Lin Tang <cltang@codesourcery.com>
 235             Thomas Schwinge <thomas@codesourcery.com>
 236             Cesar Philippidis  <cesar@codesourcery.com>
 237
 238         * gfortran.h (gfc_omp_clauses): Add unsigned if_present, finalize
 239         bitfields.
 240         * openmp.c (enum omp_mask2): Remove OMP_CLAUSE_PRESENT_OR_*. Add
 241         OMP_CLAUSE_{IF_PRESENT,FINALIZE}.
 242         (gfc_match_omp_clauses): Update handling of copy, copyin, copyout,
 243         create, deviceptr, present_of_*. Add support for finalize and
 244         if_present.
 245         (OACC_PARALLEL_CLAUSES): Remove PRESENT_OR_* clauses.
 246         (OACC_KERNELS_CLAUSES): Likewise.
 247         (OACC_DATA_CLAUSES): Likewise.
 248         (OACC_DECLARE_CLAUSES): Likewise.
 249         (OACC_UPDATE_CLAUSES): Add IF_PRESENT clause.
 250         (OACC_ENTER_DATA_CLAUSES): Remove PRESENT_OR_* clauses.
 251         (OACC_EXIT_DATA_CLAUSES): Add FINALIZE clause.
 252         (gfc_match_oacc_declare): Update to OpenACC 2.5 semantics.
 253         * trans-openmp.c (gfc_trans_omp_clauses): Add support for IF_PRESENT
 254         and FINALIZE.
 255
 256 2018-06-18  Eric Botcazou  <ebotcazou@adacore.com>
 257
 258         * trans-decl.c (gfc_get_fake_result_decl): Revert latest change.
 259
 260 2018-06-17  Eric Botcazou  <ebotcazou@adacore.com>
 261
 262         * trans-decl.c (nonlocal_dummy_decl_pset): Delete.
 263         (nonlocal_dummy_decls): Likewise.
 264         (gfc_nonlocal_dummy_array_decl): Likewise.
 265         (gfc_get_symbol_decl): Do not call gfc_nonlocal_dummy_array_decl.
 266         (gfc_get_fake_result_decl): Do not generate a new DECL if simply
 267         reusing the result of a recursive call.
 268         (gfc_generate_function_code): Do not create, insert and destroy
 269         nonlocal_dummy_decls.
 270
 271 2018-06-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 272
 273         PR fortran/86110
 274         * array.c (gfc_resolve_character_array_constructor): Avoid NULL
 275         pointer dereference.
 276
 277 2018-06-13  Cesar Philippidis  <cesar@codesourcery.com>
 278
 279         PR fortran/85703
 280         * parse.c (decode_oacc_directive): Set gfc_matching_function
 281         to false.
 282         (decode_omp_directive): Likewise.
 283
 284 2018-06-13  Cesar Philippidis  <cesar@codesourcery.com>
 285
 286         PR fortran/85702
 287         * openmp.c (gfc_match_oacc_wait): Use %C to report error location.
 288
 289 2018-06-12  David Malcolm  <dmalcolm@redhat.com>
 290
 291         PR other/69968
 292         * misc.c (gfc_closest_fuzzy_match): Update for renaming of
 293         levenshtein_distance to get_edit_distance.
 294
 295 2018-06-12  Steven G. Kargl  <kargl@gcc.gnu.org>
 296
 297         PR fortran/44491
 298         * expr.c (gfc_check_assign): Select non-NULL locus.
 299
 300 2018-06-11  Janus Weil  <janus@gcc.gnu.org>
 301
 302         PR fortran/45521
 303         * interface.c (compare_ptr_alloc): New function.
 304         (generic_correspondence): Call it.
 305
 306 2018-06-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
 307
 308         * gfortran.h (gfc_expr): Add no_bounds_check field.
 309         * frontend-passes.c (get_array_inq_function): Set no_bounds_check
 310         on function and function argument.
 311         (inline_matmul_assign): Set no_bounds_check on zero expression
 312         and on lhs of zero expression.
 313         Also handle A1B2 case if realloc on assigment is active.
 314         * trans-array.c (gfc_conv_array_ref): Don't do range checking
 315         if expr has no_bounds_check set.
 316         (gfc_conv_expr_descriptor): Set no_bounds_check on ss if expr
 317         has it set.
 318         * trans-expr.c (gfc_trans_assignment_1): Set no_bounds_check
 319         on lss and lss if the corresponding expressions have it set.
 320
 321 2018-06-10  Dominique d'Humieres  <dominiq@gcc.gnu.org>
 322
 323         PR fortran/79854
 324         * trans-const.c: Remove include "diagnostic-core.h".
 325         (gfc_conv_constant_to_tree): Replace fatal_error with gcc_unreachable.
 326
 327 2018-06-10  Janus Weil  <janus@gcc.gnu.org>
 328
 329         PR fortran/85088
 330         * decl.c (match_attr_spec): Synchronize the DECL_* enum values with the
 331         INTENT_* values from the enum 'sym_intent'. Call 'match_intent_spec'
 332         and remove a TODO note.
 333         * gfortran.h: Add a comment to sym_intent.
 334
 335 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 336
 337         PR fortran/38351
 338         * resolve.c (resolve_operator): Provide better error message for
 339         derived type entity used in an binary intrinsic numeric operator.
 340
 341 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 342
 343         PR fortran/85138
 344         PR fortran/85996
 345         PR fortran/86051
 346         * decl.c (gfc_match_char_spec): Use private namespace in attempt to
 347         reduce a charlen to a constant.
 348
 349 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 350
 351         PR fortran/78278
 352         * data.c (gfc_assign_data_value): Re-arrange code to allow for
 353         an error for double initialization of CHARACTER entities.
 354
 355 2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 356
 357         PR fortran/63514
 358         * symbol.c (gfc_add_volatile): Enforce F2008:C1282 and F2018:C1588.
 359
 360 2018-06-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
 361
 362         PR fortran/85631
 363         * trans.h (gfc_ss): Add field no_bounds_check.
 364         * trans-array.c (gfc_conv_ss_startstride): If flag_realloc_lhs and
 365         ss->no_bounds_check is set, do not use runtime checks.
 366         * trans-expr.c (gfc_trans_assignment_1): Set lss->no_bounds_check
 367         for reallocatable lhs.
 368
 369 2018-06-08  Steven G. Kargl  <kargl@gcc.gnu.org>
 370
 371         PR fortran/86059
 372         * array.c (match_array_cons_element): NULL() cannot be in an
 373         array constructor.
 374
 375 2018-06-08  Steven G. Kargl  <kargl@gcc.gnu.org>
 376
 377         PR fortran/78571
 378         * data.c (create_character_initializer): Return early if type is
 379         incompatible with CHARACTER.
 380
 381 2018-06-07  Steven G. Kargl  <kargl@gcc.gnu.org>
 382
 383         PR fortran/86045
 384         * simplify.c (gfc_simplify_mod): Re-arrange code to test whether
 385         'P' is zero and issue an error if it is.
 386
 387 2018-06-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 388
 389         PR fortran/85641
 390         * frontend-passes.c (is_fe_temp): Add prototype.
 391         (realloc_string_callback): Early return for frontend-generated
 392         temporary.
 393
 394 2018-06-05  Cesar Philippidis  <cesar@codesourcery.com>
 395
 396         PR fortran/85701
 397
 398         * openmp.c (gfc_resolve_oacc_declare): Error on functions and
 399         subroutine data clause arguments.
 400
 401 2018-06-04  Steven G. Kargl  <kargl@gcc.gnu.org>
 402
 403         PR fortran/85981
 404         * resolve.c (resolve_allocate_deallocate): Check errmsg is default
 405         character kind.
 406
 407 2018-06-03  Paul Thomas  <pault@gcc.gnu.org>
 408
 409         PR fortran/36497
 410         * decl.c (variable_decl): Use gfc_add_type for cray pointees.
 411
 412 2018-06-01  Steven G. Kargl  <kargl@gcc.gnu.org>
 413
 414         PR fortran/63570
 415         * check.c (gfc_check_random_init): New function. Check arguments of
 416         RANDOM_INIT.
 417         * gfortran.h (GFC_ISYM_RANDOM_INIT): New enum token.
 418         * intrinsic.c (add_subroutines): Add RANDOM_INIT to list of
 419         subroutines.
 420         (gfc_check_intrinsic_standard): Introduce Fortran 2018 check.
 421         * intrinsic.h: Add prototypes for gfc_check_random_init and
 422         gfc_resolve_random_init
 423         * intrinsic.texi: Document new intrinsic subprogram.
 424         * iresolve.c (gfc_resolve_random_init): Resolve routine name.
 425         * trans-decl.c: Declare gfor_fndecl_random_init
 426         * trans-intrinsic.c (conv_intrinsic_random_init): New function.
 427         Translate call to RANDOM_INIT.
 428         (gfc_conv_intrinsic_subroutine): Call it.
 429         * trans.h: Declare gfor_fndecl_random_init
 430
 431 2018-05-27  Steven G. Kargl  <kargl@gcc.gnu.org>
 432
 433         * decl.c (match_data_constant):  Fortran 2018 allows pointer
 434         initialization in a data statement.
 435
 436 2018-05-25  Janus Weil  <janus@gcc.gnu.org>
 437
 438         PR fortran/85839
 439         * match.c (gfc_match_block_data): Call gfc_notify_std to warn about
 440         an obsolescent feature in Fortran 2018.
 441         (gfc_match_equivalence): Ditto.
 442         * resolve.c (resolve_common_blocks): Ditto.
 443         (gfc_resolve_forall): Ditto.
 444         * symbol.c (gfc_define_st_label): Ditto.
 445
 446 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 447
 448         PR fortran/85543
 449         * resolve.c (update_current_proc_array_outer_dependency): Avoid NULL
 450         pointer dereference.
 451
 452 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 453
 454         PR fortran/85780
 455         * resolve.c (resolve_fl_procedure): Avoid NULL dereference.
 456
 457 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 458
 459         PR fortran/85779
 460         * decl.c (gfc_match_derived_decl): Fix NULL point dereference.
 461
 462 2018-05-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 463
 464         PR fortran/85895
 465         * resolve.c (resolve_sync): Resolve expression before checking for
 466         an error.
 467
 468 2018-05-22  Janus Weil  <janus@gcc.gnu.org>
 469
 470         PR fortran/85841
 471         * libgfortran.h: Remove the macros GFC_STD_F2008_TS and
 472         GFC_STD_OPT_F08TS.
 473         * error.c (notify_std_msg): Remove GFC_STD_F2008_TS.
 474         * options.c (set_default_std_flags): Ditto.
 475         (gfc_handle_option): Make -std=f2008ts an alias for -std=f2018.
 476         * array.c (gfc_match_array_spec): Replace GFC_STD_F2008_TS by
 477         GFC_STD_F2018.
 478         * check.c (gfc_check_atomic, gfc_check_event_query,
 479         gfc_check_c_f_pointer, gfc_check_c_f_procpointer, gfc_check_c_funloc,
 480         gfc_check_c_loc, gfc_check_num_images, gfc_check_this_image): Ditto.
 481         * decl.c (gfc_verify_c_interop_param, gfc_match_decl_type_spec): Ditto.
 482         * intrinsic.c (add_functions, add_subroutines,
 483         gfc_check_intrinsic_standard): Ditto.
 484         * iso-c-binding.def: Ditto.
 485         * iso-fortran-env.def: Ditto.
 486         * match.c (gfc_match_event_post, gfc_match_event_wait,
 487         gfc_match_fail_image, gfc_match_form_team, gfc_match_change_team,
 488         gfc_match_end_team, gfc_match_sync_team): Ditto.
 489         * gfortran.texi: Remove mention of -std=f2008ts.
 490         Move TSs into F2018 section.
 491         * invoke.texi: Update documentation of -std=f2008ts.
 492
 493 2018-05-21  Janus Weil  <janus@gcc.gnu.org>
 494
 495         PR fortran/85841
 496         * libgfortran.h: New macros GFC_STD_OPT_*.
 497         * error.c (notify_std_msg): New function.
 498         (gfc_notify_std): Adjust such that it can handle combinations of
 499         GFC_STD_* flags in the 'std' argument, not just a single one.
 500         * match.c (match_arithmetic_if, gfc_match_if): Reject arithmetic if
 501         in Fortran 2018.
 502         (gfc_match_stopcode): Use GFC_STD_OPT_* macros.
 503         * options.c (set_default_std_flags): Warn for F2018 deleted features
 504         by default.
 505         (gfc_handle_option): F2018 deleted features are allowed in earlier
 506         standards.
 507         * symbol.c (gfc_define_st_label, gfc_reference_st_label): Reject
 508         nonblock do constructs in Fortran 2018.
 509
 510 2018-05-20  Paul Thomas  <pault@gcc.gnu.org>
 511
 512         PR fortran/80657
 513         * resolve.c (flag_fn_result_spec): Use the 'sym' argument to
 514         test for self refs to the function result in the character len
 515         expression. If a self reference is found, emit an error and
 516         return true.
 517         (resolve_fntype): Use the function symbol in the calls to the
 518         above.
 519
 520 2018-05-20  Paul Thomas  <pault@gcc.gnu.org>
 521
 522         PR fortran/49636
 523         * trans-array.c (gfc_get_array_span): Renamed from
 524         'get_array_span'.
 525         (gfc_conv_expr_descriptor): Change references to above.
 526         * trans-array.h : Add prototype for 'gfc_get_array_span'.
 527         * trans-intrinsic.c (gfc_conv_associated): Add pre and post
 528         blocks for 'arg1'.
 529         * trans-stmt.c (trans_associate_var): If the associate name is
 530         a subref array pointer, use gfc_get_array_span for the span.
 531
 532 2018-05-20  Paul Thomas  <pault@gcc.gnu.org>
 533
 534         PR fortran/82275
 535         * match.c (gfc_match_type_spec): Go through the array ref and
 536         decrement 'rank' for every dimension that is an element.
 537
 538 2018-05-19  Paul Thomas  <pault@gcc.gnu.org>
 539
 540         PR fortran/82923
 541         PR fortran/66694
 542         PR fortran/82617
 543         * trans-array.c (gfc_alloc_allocatable_for_assignment): Set the
 544         charlen backend_decl of the rhs expr to ss->info->string_length
 545         so that the value in the current scope is used.
 546
 547 2018-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 548
 549         PR fortran/63529
 550         * gfortran.texi: Clarify documentation for Cray pointer and
 551         assumed-sized array.
 552
 553 2018-05-13  Paul Thomas  <pault@gcc.gnu.org>
 554
 555         PR fortran/85742
 556         * trans-types.c (gfc_get_dtype_rank_type): Reorder evaluation
 557         of 'size'. If the element type is a pointer use the size of the
 558         TREE_TYPE of the type, unless it is VOID_TYPE. In this latter
 559         case, set the size to zero.
 560
 561 2018-05-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 562
 563         * gfortran.h: Remove prototype.
 564         * symbol.c (gfc_new_undo_checkpoint): Remove unused function.
 565
 566 2018-05-11  Steven G. Kargl  <kargl@gcc.gnu.org>
 567
 568         PR fortran/85542
 569         * expr.c (check_inquiry): Avoid NULL pointer dereference.
 570
 571 2018-05-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 572
 573         PR fortran/85687
 574         * check.c (gfc_check_rank): Check that the argument is a data object.
 575
 576 2018-05-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 577
 578         PR fortran/85521
 579         * array.c (gfc_resolve_character_array_constructor): Substrings
 580         with upper bound smaller than lower bound are zero length strings.
 581
 582 2018-05-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 583
 584         PR fortran/70870
 585         * data.c (gfc_assign_data_value): Check that a data object does
 586         not also have default initialization.
 587
 588 2018-05-10  Marek Polacek  <polacek@redhat.com>
 589
 590         PR fortran/85735
 591         * options.c (gfc_post_options): Set main_input_filename.
 592
 593 2018-05-10  Thomas Koenig  <tkoenig@gcc.gnu.org>
 594
 595         PR fortran/54613
 596         * intrinsic.texi: Document BACK for MINLOC and MAXLOC.
 597
 598 2018-05-10  Paul Thomas  <pault@gcc.gnu.org>
 599
 600         PR fortran/68846
 601         PR fortran/70864
 602         * resolve.c (get_temp_from_expr): The temporary must not have
 603         dummy or intent attributes.
 604
 605 2018-05-08  Thomas Koenig  <tkoenig@gcc.gnu.org>
 606
 607         PR fortran/54613
 608         * check.c (gfc_check_minmaxloc): Remove error for BACK not being
 609         implemented.  Use gfc_logical_4_kind for BACK.
 610         * simplify.c (min_max_choose): Add optional argument back_val.
 611         Handle it.
 612         (simplify_minmaxloc_to_scalar): Add argument back_val. Pass
 613         back_val to min_max_choose.
 614         (simplify_minmaxloc_to_nodim): Likewise.
 615         (simplify_minmaxloc_to_array): Likewise.
 616         (gfc_simplify_minmaxloc): Add argument back, handle it.
 617         Pass back_val to specific simplification functions.
 618         (gfc_simplify_minloc): Remove ATTRIBUTE_UNUSED from argument back,
 619         pass it on to gfc_simplify_minmaxloc.
 620         (gfc_simplify_maxloc): Likewise.
 621         * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Adjust
 622         comment. If BACK is true, use greater or equal (or lesser or
 623         equal) insteal of greater (or lesser). Mark the condition of
 624         having found a value which exceeds the limit as unlikely.
 625
 626 2018-05-07  Jeff Law  <law@redhat.comg>
 627
 628         * scanner.c (preprocessor_line): Call linemap_add after a line
 629         directive that changes the current filename.
 630
 631 2018-05-06  Andre Vehreschild  <vehre@gcc.gnu.org>
 632
 633         PR fortran/85507
 634         * dependency.c (gfc_dep_resolver): Revert looking at coarray dimension
 635         introduced by r259385.
 636         * trans-intrinsic.c (conv_caf_send): Always report a dependency for
 637         same variables in coarray assignments.
 638
 639 2018-05-02  Tom de Vries  <tom@codesourcery.com>
 640
 641         PR libgomp/82428
 642         * f95-lang.c (DEF_GOACC_BUILTIN_ONLY): Define.
 643
 644 2018-04-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 645
 646         PR fortran/85520
 647         * decl.c (gfc_match_char_spec): Check for negative length and set to 0.
 648
 649 2018-04-14  Andre Vehreschild  <vehre@gcc.gnu.org>
 650
 651         PR fortran/81773
 652         PR fortran/83606
 653         * dependency.c (gfc_dep_resolver): Coarray indexes are to be ignored
 654         during dependency computation.  They define no data dependency.
 655         * trans-array.c (conv_array_index_offset): The stride can not be set
 656         here, prevent fail.
 657         * trans-intrinsic.c (conv_caf_send): Add creation of temporary array
 658         for caf_get's result and copying to the array with vectorial
 659         indexing.
 660
 661 2018-04-14  Thomas Koenig  <tkoenig@gcc.gnu.org>
 662
 663         PR fortran/85387
 664         * frontend-passes.c (traverse_io_block): Check for start, end or
 665         stride being defined by an outer implied DO loop.
 666
 667 2018-04-12  Thomas Koenig  <tkoenig@gcc.gnu.org>
 668
 669         PR fortran/83064
 670         PR testsuite/85346
 671         * trans-stmt.c (gfc_trans_forall_loop): Use annot_expr_ivdep_kind
 672         for annotation and remove dependence on -ftree-parallelize-loops.
 673
 674 2018-04-10  Jakub Jelinek  <jakub@redhat.com>
 675
 676         PR fortran/85313
 677         * openmp.c (resolve_omp_do): Remove bogus if (j < i) break;.
 678         (resolve_oacc_nested_loops): Likewise.  Formatting fix.
 679
 680 2018-04-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
 681
 682         PR fortran/83064
 683         * trans-stmt.c (gfc_trans_forall_loop): Remove annotation for
 684         parallell processing of DO CONCURRENT -ftree-parallelize-loops
 685         is set.
 686
 687 2018-04-09  Thomas Koenig  <tkoenig@gcc.gnu.org>
 688
 689         PR fortran/51260
 690         * resolve.c (resolve_variable): Simplify cases where access to a
 691         parameter array results in a single constant.
 692
 693 2018-04-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
 694
 695         PR fortran/85102
 696         * decl.c (variable_decl): If upper or lower bounds simplify
 697         to a constant, use that.
 698
 699 2018-03-30  Paul Thomas  <pault@gcc.gnu.org>
 700
 701         PR fortran/84931
 702         * simplify.c (gfc_convert_constant): Handle case of array
 703         constructors within an array that has no iterator and improve
 704         the conciseness of this section of code.
 705
 706 2017-03-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
 707
 708         PR fortran/85111
 709         * array.c (gfc_resolve_character_array_constructor): Early
 710         exit for zero-size arrays.
 711         * simplify.c (simplify_transformation_to_array): Exit early
 712         if the result size is zero.
 713         (simplify_minmaxloc_to_array): Likewise.
 714
 715 2018-03-28  Mikael Morin  <mikael@gcc.gnu.org>
 716
 717         PR fortran/69497
 718         * symbol.c (gfc_symbol_done_2): Start freeing namespaces
 719         from the root.
 720         (gfc_free_namespace): Restore assert (revert r258839).
 721
 722 2018-03-28  Jakub Jelinek  <jakub@redhat.com>
 723
 724         * gfortran.h (gfc_dt): Rename default_exp field to dec_ext.
 725         * ioparm.def (IOPARM_dt_default_exp): Rename to ...
 726         (IOPARM_dt_dec_ext): ... this.
 727         * trans-io.c (build_dt): Adjust for default_exp renaming to
 728         dec_ext and IOPARM_dt_default_exp renaming to IOPARM_dt_dec_ext.
 729         * io.c (match_io): Likewise.
 730
 731 2018-03-27  Thomas Koenig  <tkoenig@gcc.gnu.org>
 732
 733         PR fortran/85084
 734         * frontend-passes.c (gfc_run_passes): Do not run front-end
 735         optimizations if a previous error occurred.
 736
 737 2018-03-27  Thomas Koenig  <tkoenig@gcc.gnu.org>
 738         Harald Anlauf  <anlauf@gmx.de>
 739
 740         PR fortran/85083
 741         * primary.c (gfc_convert_to_structure_constructor): Check
 742         conformance of argument types in structure constructor.
 743
 744 2018-03-26  Thomas Koenig  <tkoenig@gcc.gnu.org>
 745
 746         PR fortran/66709
 747         * io.c: Include constructor.h.
 748         (resolve_tag_format): For a constant character array, concatenate
 749         into a single character expression.
 750
 751 2018-03-25  Seth Johnson <johnsonsr@ornl.gov>
 752         Dominique d'Humieres  <dominiq@gcc.gnu.org>
 753
 754         PR fortran/84924
 755         * check.c (gfc_check_c_f_pointer): Allow scalar noninteroperable
 756         scalar derived type with -std=f2003 and -std=f2008.
 757
 758 2018-03-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 759             Dominique d'Humieres  <dominiq@gcc.gnu.org>
 760
 761         PR fortran/69497
 762         * symbol.c (gfc_free_namespace): Delete the assert and only if
 763         refs count is equals zero, free the namespace. Otherwise,
 764         something is halfway and other errors will resound.
 765
 766 2018-03-24  Thomas Koenig  <tkoenig@gcc.gnu.org>
 767
 768         PR fortran/70068
 769         * expr.c (find_substring_ref): Change types of start, end
 770         and length variables to gfc_charlen_t. Set length to zero
 771         for empty substring.
 772
 773 2018-03-24  Steven G. Kargl  <kargl@gcc.gnu.org>
 774
 775         PR fortran/42651
 776         * decl.c (check_function_name): Improved error message
 777         (gfc_match_volatile, gfc_match_asynchronous) Use check_function_name.
 778
 779 2018-03-22  Steven G. Kargl  <kargl@gcc.gnu.org>
 780
 781         PR fortran/84922
 782         * decl.c (get_proc_name): If the MODULE prefix appears in interface
 783         body, then it must appear on the contained subroutine or function.
 784         While here, fix nearby mis-indented code.
 785
 786 2018-03-21  Thomas Koenig  <tkoenig@gcc.gnu.org>
 787         Harald Anlauf  <anlauf@gmx.de>
 788
 789         PR fortran/84957
 790         * trans-types.c (gfc_sym_type): Do not dereference NULL pointer.
 791
 792 2018-03-21  Janne Blomqvist  <jb@gcc.gnu.org>
 793
 794         PR fortran/84615
 795         * trans-expr.c (gfc_conv_procedure_call): Convert charlen to
 796         gfc_charlen_type_node when calling procedure.
 797
 798 2018-03-20  Steven G. Kargl  <kargl@gcc.gnu.org>
 799
 800         PR fortran/85001
 801         * interface.c (symbol_rank): Remove bogus null pointer check that
 802         crept in when translating a ternary operator into an if-else
 803         constructor.
 804
 805 2018-03-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
 806
 807         PR fortran/84931
 808         * simplify.c (gfc_convert_constant): Correctly handle iterators
 809         for type conversion.
 810
 811 2018-03-18  Steven G. Kargl  <kargl@gcc.gnu.org>
 812
 813         PR fortran/77414
 814         * decl.c (get_proc_name):  Check for a subroutine re-defined in
 815         the contain portion of a subroutine.  Change language of existing
 816         error message to better describe the issue. While here fix whitespace
 817         issues.
 818
 819 2018-03-18  Steven G. Kargl  <kargl@gcc.gnu.org>
 820
 821         PR fortran/65453
 822         * decl.c (get_proc_name): Catch clash between a procedure statement
 823         and a contained subprogram
 824
 825 2018-03-16  Steven G. Kargl  <kargl@gcc.gnu.org>
 826
 827         PR fortran/69395
 828         * decl.c (merge_array_spec): Correct the error condition.
 829
 830 2018-03-15  Steven G. Kargl  <kargl@gcc.gnu.org>
 831
 832         PR fortran/78741
 833         * decl.c (get_proc_name):  Check for clash of entry name with
 834         subroutine name.
 835
 836 2018-03-15  Steven G. Kargl  <kargl@gcc.gnu.org>
 837
 838         PR fortran/69395
 839         * decl.c (merge_array_spec): Limit the merging to maximum allowed
 840         dimensions, and issue error message if limit is exceeded.
 841
 842 2018-03-13  Steven G. Kargl  <kargl@gcc.gnu.org>
 843
 844         * check.c (gfc_check_kill_sub):  Remove check for INTEGER(4) or (8).
 845         * intrinsic.c (add_functions): Remove reference to gfc_resolve_kill.
 846         (add_subroutines): Remove reference to gfc_resolve_kill_sub.
 847         * intrinsic.texi: Update documentation.
 848         * iresolve.c (gfc_resolve_kill, gfc_resolve_kill_sub): Remove.
 849         * trans-decl.c (gfc_build_intrinsic_function_decls):  Add
 850         gfor_fndecl_kill and gfor_fndecl_kill_sub
 851         * trans-intrinsic.c (conv_intrinsic_kill, conv_intrinsic_kill_sub): new
 852         functions.
 853         (gfc_conv_intrinsic_function): Use conv_intrinsic_kill.
 854         (gfc_conv_intrinsic_subroutine): Use conv_intrinsic_kill_sub.
 855         * trans.h: Declare gfor_fndecl_kill and gfor_fndecl_kill_sub.
 856
 857 2018-03-11  Paul Thomas  <pault@gcc.gnu.org>
 858
 859         PR fortran/84546
 860         * trans-array.c (structure_alloc_comps): Make sure that the
 861         vptr is copied and that the unlimited polymorphic _len is used
 862         to compute the size to be allocated.
 863         * trans-expr.c (gfc_get_class_array_ref): If unlimited, use the
 864         unlimited polymorphic _len for the offset to the element.
 865         (gfc_copy_class_to_class): Set the new 'unlimited' argument.
 866         * trans.h : Add the boolean 'unlimited' to the prototype.
 867
 868 2018-03-11  Steven G. Kargl  <kargl@gcc.gnu.org>
 869
 870         PR fortran/83939
 871         * resolve.c (resolve_fl_procedure): Enforce F2018:C15100.
 872
 873 2018-03-11  Steven G. Kargl  <kargls@gcc.gnu.org>
 874
 875         * check.c (gfc_check_kill):  Check pid and sig are scalar.
 876         (gfc_check_kill_sub): Restrict kind to 4 and 8.
 877         * intrinsic.c (add_function): Sort keyword list.  Add pid and sig
 878         keywords for KILL.  Remove redundant *back="back" in favor of the
 879         original *bck="back".
 880         (add_subroutines): Sort keyword list.  Add pid and sig keywords
 881         for KILL.
 882         * intrinsic.texi: Fix documentation to consistently use pid and sig.
 883         * iresolve.c (gfc_resolve_kill): Kind can only be 4 or 8.  Choose the
 884         correct function.
 885         (gfc_resolve_rename_sub): Add comment.
 886
 887 2018-03-11  Thomas Koenig  <tkoenig@gcc.gnu.org>
 888
 889         PR fortran/66128
 890         * simplify.c (simplify_transformation): Return default result for
 891         empty array argument.
 892         (gfc_simplify_all): Remove special-case handling for zerosize.
 893         (gfc_simplify_any): Likewise.
 894         (gfc_simplify_count): Likewise.
 895         (gfc_simplify_iall): Likewise.
 896         (gfc_simplify_iany): Likewise.
 897         (gfc_simplify_iparity): Likewise.
 898         (gfc_simplify_minval): Likewise.
 899         (gfc_simplify_maxval): Likewise.
 900         (gfc_simplify_norm2): Likewise.
 901         (gfc_simplify_product): Likewise.
 902         (gfc_simplify_sum): Likewise.
 903
 904 2018-03-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 905
 906         PR fortran/84734
 907         * arith.c (check_result, eval_intrinsic):  If result overflows, pass
 908         the expression up the chain instead of a NULL pointer.
 909
 910 2018-03-07  Steven G. Kargl  <kargl@gcc.gnu.org>
 911
 912         PR fortran/64124
 913         PR fortran/70409
 914         * decl.c (gfc_match_char_spec): Try to reduce a charlen to a constant.
 915
 916 2017-03-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
 917
 918         PR fortran/84697
 919         PR fortran/66128
 920         * expr.c (simplify_parameter_variable): If p is a size zero array
 921         and not an ARRAY_EXPR insert an empty array constructor and
 922         return.
 923         * gfortran.h: Add prototype for gfc_is_size_zero_array.
 924         * simplify.c (is_size_zero_array): Make non-static and rename into
 925         (gfc_is_size_zero_array):  Check for parameter arrays of zero
 926         size by comparing shape and absence of constructor.
 927         (gfc_simplify_all): Use gfc_is_size_zero_array instead of
 928         is_size_zero_array.
 929         (gfc_simplify_count): Likewise.
 930         (gfc_simplify_iall): Likewise.
 931         (gfc_simplify_iany): Likewise.
 932         (gfc_simplify_iparity): Likewise.
 933         (gfc_simplify_minval): Likewise.
 934         (gfc_simplify_maxval): Likewise.
 935         (gfc_simplify_product): Likewise.
 936         (gfc_simplify_sum): Likewise.
 937
 938 2018-03-06  Steven G. Kargl  <kargl@gcc.gnu.org>
 939
 940         PR fortran/56667
 941         * primary.c (match_sym_complex_part): Give the matcher for an implied
 942         do-loop a chance to run.
 943
 944 2018-03-03  Harald Anlauf  <anlauf@gmx.de>
 945
 946         PR fortran/71085
 947         * trans-expr.c (gfc_apply_interface_mapping_to_expr): Do not
 948         dereference NULL pointer.
 949
 950 2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>
 951
 952         PR fortran/66128
 953         * simplify.c (is_size_zero_array): New function to check for size
 954         zero array.
 955         (gfc_simplify_all, gfc_simplify_any, gfc_simplify_count,
 956          gfc_simplify_iall, gfc_simplify_iany, gfc_simplify_iparity,
 957          gfc_simplify_minval, gfc_simplify_maxval, gfc_simplify_norm2,
 958          gfc_simplify_product, gfc_simplify_sum): Use it, and implement
 959         requirements from F2018.
 960
 961 2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>
 962
 963         PR fortran/51434
 964         * simplify.c (gfc_simplify_transfer): Resolve mold.
 965
 966 2018-03-03  Paul Thomas  <pault@gcc.gnu.org>
 967
 968         PR fortran/80965
 969         * resolve.c (build_loc_call): Change symtree name from 'loc' to
 970         '_loc'.
 971
 972 2018-03-01  Paul Thomas  <pault@gcc.gnu.org>
 973
 974         PR fortran/84219
 975         * target-memory.c (gfc_interpret_derived): Assert that BT_VOID
 976         components are caf tokens.
 977         (gfc_target_interpret_expr): Treat BT_VOID expressions as
 978         integers.
 979
 980 2018-03-01  Paul Thomas  <pault@gcc.gnu.org>
 981
 982         PR fortran/84538
 983         * class.c (class_array_ref_detected): Remove the condition that
 984         there be no reference after the array reference.
 985         (find_intrinsic_vtab): Remove excess whitespace.
 986         * trans-array.c (gfc_conv_scalarized_array_ref): Rename 'tmp'
 987         as 'base and call build_class_array_ref earlier.
 988
 989 2018-02-28  Paul Thomas  <pault@gcc.gnu.org>
 990
 991         PR fortran/83901
 992         * trans-stmt.c (trans_associate_var): Make sure that the se
 993         expression is a pointer type before converting it to the symbol
 994         backend_decl type.
 995
 996 2018-02-25  Steven G. Kargl  <kargl@gcc.gnu.org>
 997
 998         PR fortran/83633
 999         * decl.c (variable_decl): Check that an explicit-shape-array with
1000         nonconstant bounds is allowed.
1001
1002 2018-02-25  Paul Thomas  <pault@gcc.gnu.org>
1003
1004         PR fortran/84523
1005         * trans-intrinsic.c (gfc_conv_allocated): If the argument se
1006         has a pre block, add it to the expression pre block.
1007
1008 2018-02-25  Thomas Koenig  <tkoenig@gcc.gnu.org>
1009
1010         PR fortran/78238
1011         * gfortran.h (gfc_integer_4_kind): Define.
1012         * resolve.c (resolve_select_type): Make sure that the
1013         kind of c->high is gfc_integer_4_kind.
1014
1015 2018-02-24  Steven G. Kargl <kargl@gcc.gnu.org>
1016
1017         PR fortran/30792
1018         * decl.c (gfc_match_data): Check for invalid substring in
1019         data-implied-do
1020
1021 2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>
1022
1023         * intrinsic.texi: Arguments to MATMUL cannot both be rank one.
1024
1025 2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>
1026
1027         PR fortran/84511
1028         * trans-io.c (transfer_expr): Deal with C_LOC in transfer statement.
1029
1030 2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>
1031
1032         PR fortran/84346
1033         * interface.c (compare_actual_formal): Issue error if keyword is
1034         used in a statement function.
1035
1036 2018-02-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1037
1038         PR fortran/84506
1039         * trans-io.c (set_parameter_value_inquire): Adjust range check of
1040         negative unit values for kind=8 units to the kind=4 negative limit.
1041
1042 2018-02-23  Paul Thomas  <pault@gcc.gnu.org>
1043
1044         PR fortran/83149
1045         * trans-types.c (gfc_sym_type): Test sym->ns->proc_name before
1046         accessing its components.
1047
1048 2018-02-23  Paul Thomas  <pault@gcc.gnu.org>
1049
1050         PR fortran/83149
1051         * trans-decl.c (gfc_finish_var_decl): Test sym->ns->proc_name
1052         before accessing its components.
1053
1054 2018-02-23  Paul Thomas  <pault@gcc.gnu.org>
1055
1056         PR fortran/83148
1057         * trans-const.c : Clean up some whitespace issues.
1058         * trans-expr.c (gfc_conv_initializer): If an iso_c_binding
1059         derived type has a kind value of zero, set it to the default
1060         integer kind.
1061
1062 2018-02-23  Janne Blomqvist  <jb@gcc.gnu.org>
1063
1064         PR fortran/84519
1065         * trans-decl.c (gfc_build_builtin_function_decls): Add bool
1066         argument to stop and error stop decls.
1067         * trans-stmt.c (gfc_trans_stop): Add false value to argument
1068         lists.
1069
1070 2018-02-22  Janne Blomqvist  <jb@gcc.gnu.org>
1071
1072         PR 78534
1073         PR 84509
1074         * trans-decl.c (gfc_build_builtin_function_decls): Pass
1075         gfc_int8_type node to pause_numeric, size_type_node to
1076         pause_string.
1077         * trans-stmt.c (gfc_trans_pause): Likewise.
1078
1079 2018-02-22  Janne Blomqvist  <jb@gcc.gnu.org>
1080
1081         * gfortran.texi: Update Coarray API description.
1082         * trans-decl.c (gfc_build_builtin_function_decls): Use size_t for
1083         character lengths, int for exit codes.
1084         (generate_coarray_sym_init): Use size_t for character length.
1085         * trans-intrinsic.c (conv_co_collective): Likewise.
1086         * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
1087         (gfc_trans_event_post_wait): Likewise.
1088         (gfc_trans_sync): Likewise.
1089         (gfc_trans_stop): Use size_t for character lengths, int for exit
1090         codes.
1091
1092 2018-02-20  Thomas Koenig  <tkoenig@gcc.gnu.org>
1093
1094         PR fortran/48890
1095         PR fortran/83823
1096         * primary.c (gfc_convert_to_structure_constructor):
1097         For a constant string constructor, make sure the length
1098         is correct.
1099
1100 2018-02-19  Paul Thomas  <pault@gcc.gnu.org>
1101
1102         PR fortran/83344
1103         PR fortran/83975
1104         * resolve.c (resolve_assoc_var): Rearrange the logic for the
1105         determination of the character length of associate names. If
1106         the associate name is missing a length expression or the length
1107         expression is not a constant and the target is not a variable,
1108         make the associate name allocatable and deferred length.
1109         * trans-decl.c (gfc_get_symbol_decl): Null the character length
1110         backend_decl for deferred length associate names that are not
1111         variables. Set 'length' to gfc_index_zero_node for character
1112         associate names, whose character length is a PARM_DECL.
1113
1114 2018-02-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
1115
1116         PR fortran/35339
1117         * frontend-passes.c (traverse_io_block): Remove workaround for
1118         PR 80945.
1119
1120 2018-02-19  Andre Vehreschild  <vehre@gcc.gnu.org>
1121
1122         * gfortran.texi: Document additional src/dst_type.  Fix some typos.
1123         * trans-decl.c (gfc_build_builtin_function_decls): Declare the new
1124         argument of _caf_*_by_ref () with * e { get, send, sendget }.
1125         * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Add the type of the
1126         data referenced when generating a call to caf_get_by_ref ().
1127         (conv_caf_send): Same but for caf_send_by_ref () and
1128         caf_sendget_by_ref ().
1129
1130 2018-02-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1131
1132         PR fortran/84389
1133         * io.c (check_format): Allow FMT_COLON.
1134
1135 2018-02-18  Paul Thomas  <pault@gcc.gnu.org>
1136
1137         PR fortran/80945
1138         * trans-array.c (gfc_conv_expr_descriptor): Set parmtype from
1139         the typenode in the case of deferred length characters.
1140
1141 2018-02-17  Thomas Koenig  <tkoenig@gcc.gnu.org>
1142
1143         PR fortran/84270
1144         * frontend-passes (scalarized_expr):  If the expression
1145         is an assumed size array, leave in the last reference
1146         and pass AR_SECTION instead of AR_FULL to gfc_resolve
1147         in order to avoid an error.
1148
1149 2018-02-17  Paul Thomas  <pault@gcc.gnu.org>
1150
1151         PR fortran/84115
1152         * resolve.c (resolve_assoc_var): If a non-constant target expr.
1153         has no string length expression, make the associate variable
1154         into a deferred length, allocatable symbol.
1155         * trans-decl.c (gfc_is_reallocatable_lhs): Add and use a ptr to
1156         the symbol.
1157         * trans-stmt.c (trans_associate_var): Null and free scalar
1158         associate names that are allocatable. After assignment, remove
1159         the allocatable attribute to prevent reallocation.
1160
1161 2018-02-16  Jakub Jelinek  <jakub@redhat.com>
1162
1163         PR fortran/84418
1164         * trans-openmp.c (gfc_trans_omp_clauses): For OMP_CLAUSE_LINEAR_REF
1165         kind set OMP_CLAUSE_LINEAR_STEP to TYPE_SIZE_UNIT times last_step.
1166
1167 2018-02-16  Dominique d'Humieres  <dominiq@gcc.gnu.org>
1168
1169         PR fortran/84354
1170         * decl.c (gfc_get_pdt_instance): Replace '%qs' with %qs.
1171
1172 2018-02-15  Janus Weil  <janus@gcc.gnu.org>
1173
1174         PR fortran/84409
1175         * interface.c (check_dtio_arg_TKR_intent): Add a check for character
1176         length.
1177
1178 2018-02-14  Janus Weil  <janus@gcc.gnu.org>
1179
1180         PR fortran/84385
1181         * match.c (gfc_match_select_type): Fix check for selector in
1182         SELECT TYPE statement.
1183
1184 2018-02-13  Janus Weil  <janus@gcc.gnu.org>
1185
1186         PR fortran/84313
1187         * symbol.c (check_conflict): Reject procedure pointers in common blocks.
1188
1189 2018-02-13  Alastair McKinstry  <alastair.mckinstry@sceal.ie>
1190             Janne Blomqvist  <jb@gcc.gnu.org>
1191
1192         * module.c (dump_module): Use lbasename to ensure that module
1193         files are reproducible.
1194
1195 2018-02-12  Janus Weil  <janus@gcc.gnu.org>
1196
1197         PR fortran/84273
1198         * resolve.c (resolve_component): Fix checks of passed argument in
1199         procedure-pointer components.
1200
1201 2018-02-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
1202
1203         PR fortran/35299
1204         * resolve.c (resolve_formal_arglist): Update error message.
1205
1206 2018-02-11  Andre Vehreschild  <vehre@gcc.gnu.org>
1207
1208         * gfortran.texi: Fix typos in documentation of caf_register ().
1209         * trans-array.c (structure_alloc_comps): Only register a component of
1210         a derived typed corray, not of an ultimate component coarray.
1211
1212 2018-02-11  Steven G. Kargl  <kargl@gcc.gnu.org>
1213
1214         PR fortran/54223
1215         PR fortran/84276
1216         * interface.c (compare_actual_formal): Add in_statement_function
1217         bool parameter.  Skip check of INTENT attribute for statement
1218         functions.  Arguments to a statement function cannot be optional,
1219         issue error for missing argument.
1220         (gfc_procedure_use, gfc_ppc_use, gfc_arglist_matches_symbol): Use
1221          in_statement_function.
1222
1223 2018-02-11  Paul Thomas  <pault@gcc.gnu.org>
1224
1225         PR fortran/84074
1226         * trans-expr.c (gfc_conv_derived_to_class): Set the use_offset
1227         flag. If the is a vector subscript or the expression is not a
1228         variable, make the descriptor one-based.
1229
1230 2018-02-10  Paul Thomas  <pault@gcc.gnu.org>
1231
1232         PR fortran/84141
1233         PR fortran/84155
1234         * trans-array.c (gfc_array_init_size): Revert the change made
1235         in revision 257356 setting the dtype.
1236         * trans-types.c (gfc_get_dtype): Do not use the cached dtype.
1237         Call gfc_get_dtype_rank_type every time.
1238
1239         PR fortran/56691
1240         * trans-array.c (gfc_conv_expr_descriptor): If the source array
1241         is a descriptor type, use its offset, removing the condition
1242         that is be a class expression.
1243
1244 2018-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>
1245
1246         PR fortran/82994
1247         * match.c (gfc_match_deallocate): Check for NULL pointer.
1248
1249 2018-02-07  Thomas Koenig  <tkoenig@gcc.gnu.org>
1250
1251         PR fortran/68560
1252         * trans-intrinsic.c (gfc_conv_intrinsic_shape): New function.
1253         (gfc_conv_intrinsic_function): Call it.
1254
1255 2018-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>
1256
1257         PR fortran/82049
1258         * match.c (gfc_match_type_spec): If the charlen is non-NULL, then
1259         try to resolve it.  While here return early if possible.
1260
1261 2018-02-04  Paul Thomas  <pault@gcc.gnu.org>
1262
1263         PR fortran/84115
1264         * trans-decl.c (gfc_get_symbol_decl): Do not finish the decl of
1265         'length' if the symbol charlen backend_decl is an indirect ref.
1266
1267 2018-02-03  Paul Thomas  <pault@gcc.gnu.org>
1268
1269         PR fortran/84141
1270         PR fortran/84155
1271         * trans-array.c (gfc_array_init_size): Instead of gfc_get_dtype
1272         use gfc_get_dtype_rank_type.
1273
1274 2018-02-01  Janne Blomqvist  <jb@gcc.gnu.org>
1275
1276         PR 83975
1277         PR 83344
1278         * resolve.c (resolve_assoc_var): Generate an error if
1279         target length unknown.
1280
1281 2018-02-01  Janne Blomqvist  <jb@gcc.gnu.org>
1282
1283         PR fortran/83705
1284         * simplify.c (gfc_simplify_repeat): Increase limit for deferring
1285         to runtime, print a warning message.
1286
1287 2018-01-31  Jakub Jelinek  <jakub@redhat.com>
1288
1289         PR fortran/84116
1290         * openmp.c (gfc_match_omp_clauses): If all the linear
1291         gfc_match_omp_variable_list calls failed, don't gfc_free_omp_namelist
1292         nor set *head = NULL.  Formatting fixes.
1293
1294 2018-01-31  Paul Thomas  <pault@gcc.gnu.org>
1295
1296         PR fortran/84088
1297         * trans-expr.c (gfc_conv_procedure_call): If the parm expr is
1298         an address expression passed to an assumed rank dummy, convert
1299         to an indirect reference.
1300
1301 2018-01-31  Thomas Koenig  <tkoenig@gcc.gnu.org>
1302
1303         * dump-parse-tree.c (write_proc): Use sym_name (which may
1304         be sym->binding_label) instead of sym->name.
1305
1306 2018-01-31  Janne Blomqvist  <jb@gcc.gnu.org>
1307
1308         * trans-const.c (gfc_conv_string_init): Use gfc_charlen_t instead
1309         of int for slen.
1310
1311 2018-01-31  Janne Blomqvist  <jb@gcc.gnu.org>
1312
1313         PR fortran/78534
1314         * trans-expr.c (fill_with_spaces): Use memset instead of
1315         generating loop.
1316         (gfc_trans_string_copy): Improve opportunity to use builtins with
1317         constant lengths.
1318
1319 2018-01-30  Jakub Jelinek  <jakub@redhat.com>
1320
1321         PR debug/84131
1322         * trans-array.c (gfc_get_descriptor_offsets_for_info): Set *data_off
1323         to DATA_FIELD's offset rather than OFFSET_FIELD's offset.
1324
1325 2018-01-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
1326
1327         PR fortran/84134
1328         * array.c (gfc_ref_dimen_size): Whitespace fixes.  If stride is
1329         zero, return false.
1330
1331 2018-01-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
1332
1333         PR fortran/84133
1334         * frontend-passes (matmul_to_var_expr): Return early if
1335         in association list.
1336         (inline_matmul_assign): Likewise.
1337
1338 2017-01-29  Thomas Koenig  <tkoenig@gcc.gnu.org>
1339
1340         PR fortran/84073
1341         * resolve.c (resolve_component): Ensure BIND(C) character
1342         components have length one.
1343         (resolve_symbol): Likewise for variables.
1344
1345 2018-01-27  Jakub Jelinek  <jakub@redhat.com>
1346
1347         PR fortran/84065
1348         * decl.c (add_init_expr_to_sym): Ignore initializers for too large
1349         lengths.
1350
1351 2018-01-26  Damian Rouson  <damian@sourceryinstitute.org>
1352             Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>
1353             Soren Rasmussen  <s.c.rasmussen@gmail.com>
1354
1355         Partial support for Fortran 2018 teams features.
1356
1357         * array.c (gfc_match_array_ref): add team attribute in coarray
1358         transfers.
1359         * check.c (gfc_check_get_team, gfc_check_team_number): add new
1360         functions for get_team and team_number.
1361         * dump-parse-tree.c (show_code_node): add new statements: form team,
1362         change team, end team, and sync team.
1363         * expr.c (gfc_find_team_co): add new function.
1364         * gfortran.h: add new statements.
1365         * intrinsic.c (add_functions): add get_team and team_number functions.
1366         * intrinsic.h: add get_team and team_number prototypes for check,
1367         simplify, and resolve.
1368         * iresolve.c (gfc_resolve_get_team, gfc_resolve_team_number): add new
1369         functions.
1370         * iso-fortran-env.def: add the team_type derived type.
1371         * match.c (gfc_match_if, gfc_match_form_team, gfc_match_team_number)
1372         (gfc_match_end_team, gfc_match_sync_team, gfc_match_change_team):
1373         add change team, end team, form team, sync team match and functions.
1374         * match.h: add new prototypes for change team, end team, form team,
1375         and sync team.
1376         * parse.c (decode_statement): add cases for change team, end team,
1377         form team, and sync team.
1378         * resolve.c: add cases for exec form team, change team, end team, and
1379         sync team.
1380         * simplify.c (gfc_simplify_get_team): add new function for get team.
1381         * st.c (gfc_free_statement): add cases exec for change team, end team,
1382         form team, sync team.
1383         * trans-decl.c (gfor_fndecl_caf_form_team)
1384         (gfor_fndecl_caf_change_team, gfor_fndecl_caf_end_team)
1385         (gfor_fndecl_caf_sync_team, gfor_fndecl_caf_get_team)
1386         (gfor_fndecl_caf_team_number): add functions and definitions.
1387         * trans-intrinsic.c (conv_caf_send, conv_intrinsic_team_number): add
1388         new function and team_type argument support.
1389         * trans-stmt.c (gfc_trans_form_team, gfc_trans_change_team)
1390         (gfc_trans_end_team, gfc_trans_sync_team): add new functions.
1391         * trans-stmt.h: add new prototypes.
1392         * trans-types.c (gfc_get_derived_type): check condition for team_type.
1393         * trans.c (trans_code): new exec cases for form team, change team, end
1394         team, and sync team.
1395         * trans.h: add new prototypes.
1396
1397 2018-01-26  Steven G. Kargl  <kargl@gcc.gnu.org>
1398
1399         PR fortran/83998
1400         * simplify.c (compute_dot_product):  Initialize result to INTEGER(1) 0
1401         or .false.  The summation does the correct type conversion.
1402         (gfc_simplify_dot_product): Special case zero-sized arrays.
1403
1404 2018-25-01  Paul Thomas  <pault@gcc.gnu.org>
1405
1406         PR fortran/37577
1407         * array.c (gfc_match_array_ref): If standard earlier than F2008
1408         it is an error if the reference dimension is greater than 7.
1409         libgfortran.h : Increase GFC_MAX_DIMENSIONS to 15. Change the
1410         dtype masks and shifts accordingly.
1411         * trans-array.c (gfc_conv_descriptor_dtype): Use the dtype
1412         type node to check the field.
1413         (gfc_conv_descriptor_dtype): Access the rank field of dtype.
1414         (duplicate_allocatable_coarray): Access the rank field of the
1415         dtype descriptor rather than the dtype itself.
1416         * trans-expr.c (get_scalar_to_descriptor_type): Store the type
1417         of 'scalar' on entry and use its TREE_TYPE if it is ARRAY_TYPE
1418         (ie. a character).
1419         (gfc_conv_procedure_call): Pass TREE_OPERAND (tmp,0) to
1420         get_scalar_to_descriptor_type if the actual expression is a
1421         constant.
1422         (gfc_trans_structure_assign): Assign the rank directly to the
1423         dtype rank field.
1424         * trans-intrinsic.c (gfc_conv_intrinsic_rank): Cast the result
1425         to default integer kind.
1426         (gfc_conv_intrinsic_sizeof): Obtain the element size from the
1427         'elem_len' field of the dtype.
1428         * trans-io.c (gfc_build_io_library_fndecls): Replace
1429         gfc_int4_type_node with dtype_type_node where necessary.
1430         (transfer_namelist_element): Use gfc_get_dtype_rank_type for
1431         scalars.
1432         * trans-types.c : Provide 'get_dtype_type_node' to acces the
1433         dtype_type_node and, if necessary, build it.
1434         The maximum size of an array element is now determined by the
1435         maximum value of size_t.
1436         Update the description of the array descriptor, including the
1437         type def for the dtype_type.
1438         (gfc_get_dtype_rank_type): Build a constructor for the dtype.
1439         Distinguish RECORD_TYPEs that are BT_DERIVED or BT_CLASS.
1440         (gfc_get_array_descriptor_base): Change the type of the dtype
1441         field to dtype_type_node.
1442         (gfc_get_array_descr_info): Get the offset to the rank field of
1443         the dtype.
1444         * trans-types.h : Add a prototype for 'get_dtype_type_node ()'.
1445         * trans.h : Define the indices of the dtype fields.
1446
1447 2018-23-01  Paul Thomas  <pault@gcc.gnu.org>
1448
1449         PR fortran/83866
1450         * decl.c (gfc_match_derived_decl): If eos not matched, recover
1451         and emit error about garbage after declaration.
1452
1453 2018-23-01  Paul Thomas  <pault@gcc.gnu.org>
1454
1455         PR fortran/83898
1456         * trans-stmt.c (trans_associate_var): Do not set cst_array_ctor
1457         for characters.
1458
1459 2018-01-22  Janne Blomqvist  <jb@gcc.gnu.org>
1460
1461         PR 78534
1462         PR 83704
1463         * arith.c (gfc_arith_concat): Use size_t for string length.
1464         (gfc_compare_string): Likewise.
1465         (gfc_compare_with_Cstring): Likewise.
1466         * array.c (gfc_resolve_character_array_constructor): Use
1467         HOST_WIDE_INT, gfc_mpz_get_hwi.
1468         * check.c (gfc_check_fe_runtime_error): Use size_t.
1469         * data.c (create_character_initializer): Use HOST_WIDE_INT,
1470         gfc_extract_hwi.
1471         * decl.c (gfc_set_constant_character_len): Use gfc_charlen_t.
1472         (add_init_expr_to_sym): Use HOST_WIDE_INT.
1473         * expr.c (gfc_build_init_expr): Use HOST_WIDE_INT,
1474         gfc_extract_hwi.
1475         (gfc_apply_init): Likewise.
1476         * match.h (gfc_set_constant_character_len): Update prototype.
1477         * primary.c (match_string_constant): Use size_t.
1478         * resolve.c (resolve_ordinary_assign): Use HOST_WIDE_INT,
1479         gfc_mpz_get_hwi.
1480         * simplify.c (init_result_expr): Likewise.
1481         (gfc_simplify_len_trim): Use size_t.
1482         * target-memory.c (gfc_encode_character): Use size_t.
1483         (gfc_target_encode_expr): Use HOST_WIDE_INT, gfc_mpz_get_hwi.
1484         (interpret_array): Use size_t.
1485         (gfc_interpret_character): Likewise.
1486         * target-memory.h (gfc_encode_character): Update prototype.
1487         (gfc_interpret_character): Likewise.
1488         (gfc_target_interpret_expr): Likewise.
1489         * trans-const.c (gfc_build_string_const): Use size_t for length
1490         argument.
1491         (gfc_build_wide_string_const): Likewise.
1492         * trans-const.h (gfc_build_string_const): Likewise.
1493         (gfc_build_wide_string_const): Likewise.
1494
1495 2018-01-20  Steven G. Kargl  <kargl@gcc.gnu.org>
1496
1497         PR fortran/83900
1498     * simplify.c (gfc_simplify_matmul): Set return type correctly.
1499
1500 2018-01-19  Steven G. Kargl  <kargl@gcc.gnu.org>
1501
1502         PR fortran/83900
1503         * simplify.c (gfc_simplify_matmul): Delete bogus assertion.
1504
1505 2018-01-17  Harald Anlauf  <anlauf@gmx.de>
1506
1507         PR fortran/83864
1508         * expr.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1509
1510 2018-01-17  Harald Anlauf  <anlauf@gmx.de>
1511
1512         PR fortran/83874
1513         * decl.c (add_init_expr_to_sym): Do not dereference NULL pointer.
1514
1515 2018-01-15  Louis Krupp  <louis.krupp@zoho.com>
1516
1517         PR fortran/82257
1518         * interface.c (compare_rank): Don't try to retrieve CLASS_DATA
1519         from symbol marked unlimited polymorphic.
1520         * resolve.c (resolve_structure_cons): Likewise.
1521         * misc.c (gfc_typename): Don't dereference derived->components
1522         if it's NULL.
1523
1524 2018-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>
1525
1526         PR fortran/54613
1527         * gfortran.h (gfc_check_f): Rename f4ml to f5ml.
1528         (gfc_logical_4_kind): New macro
1529         * intrinsic.h (gfc_simplify_minloc): Add a gfc_expr *argument.
1530         (gfc_simplify_maxloc): Likewise.
1531         (gfc_resolve_maxloc): Likewise.
1532         (gfc_resolve_minloc): Likewise.
1533         * check.c (gfc_check_minloc_maxloc): Add checking for "back"
1534         argument; also raise error if it is used (for now). Add it
1535         if it isn't present.
1536         * intrinsic.c (add_sym_4ml): Rename to
1537         (add_sym_5ml), adjust for extra argument.
1538         (add_functions): Add "back" constant. Adjust maxloc and minloc
1539         for back argument.
1540         * iresolve.c (gfc_resolve_maxloc): Add back argument. If back is
1541         not of gfc_logical_4_kind, convert.
1542         (gfc_resolve_minloc): Likewise.
1543         * simplify.c (gfc_simplify_minloc): Add back argument.
1544         (gfc_simplify_maxloc): Likewise.
1545         * trans-intinsic.c (gfc_conv_intrinsic_minmaxloc): Rename last
1546         argument to %VAL to ensure passing by value.
1547         (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_minmaxloc
1548         also for library calls.
1549
1550 2018-01-13  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
1551
1552         PR fortran/82007
1553         * resolve.c (resolve_transfer): Delete code looking for 'DT'
1554         format specifiers in format strings. Set formatted to true if a
1555         format string or format label is present.
1556         * trans-io.c (get_dtio_proc): Likewise. (transfer_expr): Fix
1557         whitespace.
1558
1559 2018-01-13  Thomas Koenig  <tkoenig@gcc.gnu.org>
1560
1561         PR fortran/83744
1562         * dump-parse-tree.c (get_c_type_name): Remove extra line.
1563         Change for loop to use declaration in for loop. Handle BT_LOGICAL
1564         and BT_CHARACTER.
1565         (write_decl): Add where argument. Fix indentation. Replace
1566         assert with error message. Add typename to warning
1567         in comment.
1568         (write_type): Adjust locus to call of write_decl.
1569         (write_variable): Likewise.
1570         (write_proc): Likewise. Replace assert with error message.
1571
1572 2018-01-13  Paul Thomas  <pault@gcc.gnu.org>
1573
1574         PR fortran/52162
1575         * trans-expr.c (gfc_trans_scalar_assign): Flag is_alloc_lhs if
1576         the rhs expression is neither an elemental nor a conversion
1577         function.
1578
1579         PR fortran/83622
1580         * trans-array.c (is_pointer_array): Remove unconditional return
1581         of false for -fopenmp.
1582
1583 2018-01-13  Thomas Koenig  <tkoenig@gcc.gnu.org>
1584         <emsr@gcc.gnu.org>
1585
1586         PR fortran/83803
1587         * dump-parse-tree.c (write_proc): Always emit closing parenthesis
1588         for functions.
1589
1590 2018-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>
1591
1592         PR fortran/82367
1593         * resolve.c (resolve_allocate_expr): Check for NULL pointer.
1594
1595 2018-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>
1596
1597         PR fortran/83093
1598         * resolve.c (resolve_charlen): Check the type of cl->length
1599         after resolution.
1600
1601 2018-01-10  Janne Blomqvist  <jb@gcc.gnu.org>
1602
1603         PR fortran/83740
1604         * trans-array.c (gfc_trans_array_ctor_element): Fix formatting.
1605
1606 2018-01-10  Janne Blomqvist  <jb@gcc.gnu.org>
1607
1608         PR fortran/83740
1609         * trans-array.c (gfc_trans_array_ctor_element): Convert RHS to the
1610         LHS type when assigning.
1611
1612 2018-01-09  Steven G. Kargl  <kargl@gcc.gnu.org>
1613
1614         PR fortran/83742
1615         * expr.c (gfc_is_simply_contiguous): Check for NULL pointer.
1616
1617 2018-01-08  Steven G. Kargl  <kargl@gcc.gnu.org>
1618
1619         * match.c (gfc_match_allocate): Check for NULL pointer.
1620
1621 2018-01-08  Steven G. Kargl  <kargl@gcc.gnu.org>
1622
1623         * expr.c (gfc_check_pointer_assign): Fix typo in comment.
1624
1625 2018-01-08  Paul Thomas  <pault@gcc.gnu.org>
1626
1627         PR fortran/83611
1628         * decl.c (gfc_get_pdt_instance): If parameterized arrays have
1629         an initializer, convert the kind parameters and add to the
1630         component if the instance.
1631         * trans-array.c (structure_alloc_comps): Add 'is_pdt_type' and
1632         use it with case COPY_ALLOC_COMP. Call 'duplicate_allocatable'
1633         for parameterized arrays. Clean up typos in comments. Convert
1634         parameterized array initializers and copy into the array.
1635         * trans-expr.c (gfc_trans_scalar_assign): Do a deep copy for
1636         parameterized types.
1637         *trans-stmt.c (trans_associate_var): Deallocate associate vars
1638         as necessary, when they are PDT function results for example.
1639
1640         PR fortran/83731
1641         * trans-array.c (structure_alloc_comps): Only compare len parms
1642         when they are declared explicitly.
1643
1644 2018-01-06  Janne Blomqvist  <jb@gcc.gnu.org>
1645
1646         PR fortran/50892
1647         * trans-expr.c (gfc_trans_pointer_assignment): fold_convert rhs to
1648         lhs type.
1649
1650 2018-01-05  Janne Blomqvist  <jb@gcc.gnu.org>
1651
1652         PR fortran/78534
1653         PR fortran/66310
1654         * array.c (got_charlen): Use gfc_charlen_int_kind.
1655         * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of
1656         hardcoded kind.
1657         (find_intrinsic_vtab): Likewise.
1658         * decl.c (match_char_length): Use gfc_charlen_int_kind.
1659         (add_init_expr_to_sym): Use gfc_charlen_t and gfc_charlen_int_kind.
1660         (gfc_match_implicit): Use gfc_charlen_int_kind.
1661         * dump-parse-tree.c (show_char_const): Use gfc_charlen_t and size_t.
1662         (show_expr): Use HOST_WIDE_INT_PRINT_DEC.
1663         * expr.c (gfc_get_character_expr): Length parameter of type
1664         gfc_charlen_t.
1665         (gfc_get_int_expr): Value argument of type HOST_WIDE_INT.
1666         (gfc_extract_hwi): New function.
1667         (simplify_const_ref): Make string_len of type gfc_charlen_t.
1668         (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs.
1669         * frontend-passes.c (optimize_trim): Use gfc_charlen_int_kind.
1670         * gfortran.h (gfc_mpz_get_hwi): New prototype.
1671         (gfc_mpz_set_hwi): Likewise.
1672         (gfc_charlen_t): New typedef.
1673         (gfc_expr): Use gfc_charlen_t for character lengths.
1674         (gfc_size_kind): New extern variable.
1675         (gfc_extract_hwi): New prototype.
1676         (gfc_get_character_expr): Use gfc_charlen_t for character length.
1677         (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument.
1678         * gfortran.texi: Update description of hidden string length argument.
1679         * iresolve.c (check_charlen_present): Use gfc_charlen_int_kind.
1680         (gfc_resolve_char_achar): Likewise.
1681         (gfc_resolve_repeat): Pass string length directly without
1682         temporary, use gfc_charlen_int_kind.
1683         (gfc_resolve_transfer): Use gfc_charlen_int_kind.
1684         * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen.
1685         * misc.c (gfc_mpz_get_hwi): New function.
1686         (gfc_mpz_set_hwi): New function.
1687         * module.c (atom_int): Change type from int to HOST_WIDE_INT.
1688         (parse_integer): Don't complain about large integers.
1689         (write_atom): Use HOST_WIDE_INT for integers.
1690         (mio_integer): Handle integer type mismatch.
1691         (mio_hwi): New function.
1692         (mio_intrinsic_op): Use HOST_WIDE_INT.
1693         (mio_array_ref): Likewise.
1694         (mio_expr): Likewise.
1695         * primary.c (match_substring): Use gfc_charlen_int_kind.
1696         * resolve.c (resolve_substring_charlen): Use gfc_charlen_int_kind.
1697         (resolve_character_operator): Likewise.
1698         (resolve_assoc_var): Likewise.
1699         (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf.
1700         (resolve_charlen): Use mpz_sgn to determine sign.
1701         * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t
1702         instead of long.
1703         * symbol.c (generate_isocbinding_symbol): Use gfc_charlen_int_kind.
1704         * target-memory.c (size_character): Length argument of type
1705         gfc_charlen_t.
1706         (gfc_encode_character): Likewise.
1707         (gfc_interpret_character): Use gfc_charlen_t.
1708         * target-memory.h (gfc_encode_character): Modify prototype.
1709         * trans-array.c (gfc_trans_array_ctor_element): Use existing type.
1710         (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type.
1711         (trans_array_constructor): Use existing type.
1712         (get_array_charlen): Likewise.
1713         * trans-const.c (gfc_conv_mpz_to_tree_type): New function.
1714         * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype.
1715         * trans-decl.c (gfc_trans_deferred_vars): Use existing type.
1716         (add_argument_checking): Likewise.
1717         * trans-expr.c (gfc_class_len_or_zero_get): Build const of type
1718         gfc_charlen_type_node.
1719         (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of
1720         4, fold_convert to correct type.
1721         (gfc_conv_class_to_class): Build const of type size_type_node for
1722         size.
1723         (gfc_copy_class_to_class): Likewise.
1724         (gfc_conv_string_length): Use same type in expression.
1725         (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen.
1726         (gfc_conv_string_tmp): Make sure len is of the right type.
1727         (gfc_conv_concat_op): Use same type in expression.
1728         (gfc_conv_procedure_call): Likewise.
1729         (fill_with_spaces): Comment out memset() block due to spurious
1730         -Wstringop-overflow warnings.
1731         (gfc_trans_string_copy): Use gfc_charlen_type_node.
1732         (alloc_scalar_allocatable_for_subcomponent_assignment):
1733         fold_convert to right type.
1734         (gfc_trans_subcomponent_assign): Likewise.
1735         (trans_class_vptr_len_assignment): Build const of correct type.
1736         (gfc_trans_pointer_assignment): Likewise.
1737         (alloc_scalar_allocatable_for_assignment): fold_convert to right
1738         type in expr.
1739         (trans_class_assignment): Build const of correct type.
1740         * trans-intrinsic.c (gfc_conv_associated): Likewise.
1741         (gfc_conv_intrinsic_repeat): Do calculation in sizetype.
1742         * trans-io.c (gfc_build_io_library_fndecls): Use
1743         gfc_charlen_type_node for character lengths.
1744         (set_string): Convert to right type in assignment.
1745         * trans-stmt.c (gfc_trans_label_assign): Build const of
1746         gfc_charlen_type_node.
1747         (trans_associate_var): Likewise.
1748         (gfc_trans_character_select): Likewise.
1749         (gfc_trans_allocate): Likewise, don't typecast strlen result.
1750         (gfc_trans_deallocate): Don't typecast strlen result.
1751         * trans-types.c (gfc_size_kind): New variable.
1752         (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind
1753         from size_type_node.
1754         * trans-types.h: Fix comment.
1755
1756 2018-01-04  Thomas Koenig  <tkoenig@gcc.gnu.org>
1757
1758         PR fortran/83683
1759         PR fortran/45689
1760         * check.c (gfc_check_eoshift): Check for string length and
1761         for conformance of boundary.
1762         * intrinsic.c (add_functions): Add gfc_simplify_eoshift.
1763         * intrinsic.h: Add prototype for gfc_simplify_eoshift.
1764         * simplify.c (gfc_simplify_eoshift): New function.
1765
1766 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1767             Alan Hayward  <alan.hayward@arm.com>
1768             David Sherwood  <david.sherwood@arm.com>
1769
1770         * trans-types.c (gfc_type_for_mode): Handle MODE_VECTOR_BOOL.
1771
1772 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1773             Alan Hayward  <alan.hayward@arm.com>
1774             David Sherwood  <david.sherwood@arm.com>
1775
1776         * trans-types.c (gfc_type_for_mode): Check valid_vector_subparts_p.
1777
1778 2018-01-03  Thomas Koenig  <tkoenig@gcc.gnu.org>
1779
1780         PR fortran/83664
1781         * check.c (gfc_check_eoshift): Error for missing boundary if array
1782         is not one of the standard types.
1783
1784 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1785
1786         Update copyright years.
1787
1788         * gfortranspec.c (lang_specific_driver): Update copyright notice
1789         dates.
1790         * gfc-internals.texi: Bump @copying's copyright year.
1791         * gfortran.texi: Ditto.
1792         * intrinsic.texi: Ditto.
1793         * invoke.texi: Ditto.
1794
1795 2017-01-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
1796
1797         PR fortran/45689
1798         * intrinsic.c (add_function): Add gfc_simplify_maxloc and
1799         gfc_simplify_minloc to maxloc and minloc, respectively.
1800         * intrinsic.h: Add prototypes for gfc_simplify_minloc
1801         and gfc_simplify_maxloc.
1802         * simplify.c (min_max_chose): Adjust prototype.  Modify function
1803         to have a return value which indicates if the extremum was found.
1804         (is_constant_array_expr): Fix typo in comment.
1805         (simplify_minmaxloc_to_scalar): New function.
1806         (simplify_minmaxloc_nodim): New function.
1807         (new_array): New function.
1808         (simplify_minmaxloc_to_array): New function.
1809         (gfc_simplify_minmaxloc): New function.
1810         (simplify_minloc): New function.
1811         (simplify_maxloc): New function.
1812
1813 2018-01-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
1814
1815         PR fortran/45689
1816         PR fortran/83650
1817         * simplify.c (gfc_simplify_cshift): Re-implement to allow full
1818         range of arguments.
1819
1820 2018-01-01  Paul Thomas  <pault@gcc.gnu.org>
1821
1822         PR fortran/83076
1823         * resolve.c (resolve_fl_derived0): Add caf_token fields for
1824         allocatable and pointer scalars, when -fcoarray selected.
1825         * trans-types.c (gfc_copy_dt_decls_ifequal): Copy the token
1826         field as well as the backend_decl.
1827         (gfc_get_derived_type): Flag GFC_FCOARRAY_LIB for module
1828         derived types that are not vtypes. Components with caf_token
1829         attribute are pvoid types. For a component requiring it, find
1830         the caf_token field and have the component token field point to
1831         its backend_decl.
1832
1833         PR fortran/83319
1834         *trans-types.c (gfc_get_array_descriptor_base): Add the token
1835         field to the descriptor even when codimen not set.
1836 \f
1837 Copyright (C) 2018 Free Software Foundation, Inc.
1838
1839 Copying and distribution of this file, with or without modification,
1840 are permitted in any medium without royalty provided the copyright
1841 notice and this notice are preserved.