gcc/fortran/ChangeLog

   1 2018-02-12  Janus Weil  <janus@gcc.gnu.org>
   2
   3         PR fortran/84273
   4         * resolve.c (resolve_component): Fix checks of passed argument in
   5         procedure-pointer components.
   6
   7 2018-02-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
   8
   9         PR fortran/35299
  10         * resolve.c (resolve_formal_arglist): Update error message.
  11
  12 2018-02-11  Andre Vehreschild  <vehre@gcc.gnu.org>
  13
  14         * gfortran.texi: Fix typos in documentation of caf_register ().
  15         * trans-array.c (structure_alloc_comps): Only register a component of
  16         a derived typed corray, not of an ultimate component coarray.
  17
  18 2018-02-11  Steven G. Kargl  <kargl@gcc.gnu.org>
  19
  20         PR fortran/54223
  21         PR fortran/84276
  22         * interface.c (compare_actual_formal): Add in_statement_function
  23         bool parameter.  Skip check of INTENT attribute for statement
  24         functions.  Arguments to a statement function cannot be optional,
  25         issue error for missing argument.
  26         (gfc_procedure_use, gfc_ppc_use, gfc_arglist_matches_symbol): Use
  27          in_statement_function.
  28
  29 2018-02-11  Paul Thomas  <pault@gcc.gnu.org>
  30
  31         PR fortran/84074
  32         * trans-expr.c (gfc_conv_derived_to_class): Set the use_offset
  33         flag. If the is a vector subscript or the expression is not a
  34         variable, make the descriptor one-based.
  35
  36 2018-02-10  Paul Thomas  <pault@gcc.gnu.org>
  37
  38         PR fortran/84141
  39         PR fortran/84155
  40         * trans-array.c (gfc_array_init_size): Revert the change made
  41         in revision 257356 setting the dtype.
  42         * trans-types.c (gfc_get_dtype): Do not use the cached dtype.
  43         Call gfc_get_dtype_rank_type every time.
  44
  45         PR fortran/56691
  46         * trans-array.c (gfc_conv_expr_descriptor): If the source array
  47         is a descriptor type, use its offset, removing the condition
  48         that is be a class expression.
  49
  50 2018-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>
  51
  52         PR fortran/82994
  53         * match.c (gfc_match_deallocate): Check for NULL pointer.
  54
  55 2018-02-07  Thomas Koenig  <tkoenig@gcc.gnu.org>
  56
  57         PR fortran/68560
  58         * trans-intrinsic.c (gfc_conv_intrinsic_shape): New function.
  59         (gfc_conv_intrinsic_function): Call it.
  60
  61 2018-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>
  62
  63         PR fortran/82049
  64         * match.c (gfc_match_type_spec): If the charlen is non-NULL, then
  65         try to resolve it.  While here return early if possible.
  66
  67 2018-02-04  Paul Thomas  <pault@gcc.gnu.org>
  68
  69         PR fortran/84115
  70         * trans-decl.c (gfc_get_symbol_decl): Do not finish the decl of
  71         'length' if the symbol charlen backend_decl is an indirect ref.
  72
  73 2018-02-03  Paul Thomas  <pault@gcc.gnu.org>
  74
  75         PR fortran/84141
  76         PR fortran/84155
  77         * trans-array.c (gfc_array_init_size): Instead of gfc_get_dtype
  78         use gfc_get_dtype_rank_type.
  79
  80 2018-02-01  Janne Blomqvist  <jb@gcc.gnu.org>
  81
  82         PR 83975
  83         PR 83344
  84         * resolve.c (resolve_assoc_var): Generate an error if
  85         target length unknown.
  86
  87 2018-02-01  Janne Blomqvist  <jb@gcc.gnu.org>
  88
  89         PR fortran/83705
  90         * simplify.c (gfc_simplify_repeat): Increase limit for deferring
  91         to runtime, print a warning message.
  92
  93 2018-01-31  Jakub Jelinek  <jakub@redhat.com>
  94
  95         PR fortran/84116
  96         * openmp.c (gfc_match_omp_clauses): If all the linear
  97         gfc_match_omp_variable_list calls failed, don't gfc_free_omp_namelist
  98         nor set *head = NULL.  Formatting fixes.
  99
 100 2018-01-31  Paul Thomas  <pault@gcc.gnu.org>
 101
 102         PR fortran/84088
 103         * trans-expr.c (gfc_conv_procedure_call): If the parm expr is
 104         an address expression passed to an assumed rank dummy, convert
 105         to an indirect reference.
 106
 107 2018-01-31  Thomas Koenig  <tkoenig@gcc.gnu.org>
 108
 109         * dump-parse-tree.c (write_proc): Use sym_name (which may
 110         be sym->binding_label) instead of sym->name.
 111
 112 2018-01-31  Janne Blomqvist  <jb@gcc.gnu.org>
 113
 114         * trans-const.c (gfc_conv_string_init): Use gfc_charlen_t instead
 115         of int for slen.
 116
 117 2018-01-31  Janne Blomqvist  <jb@gcc.gnu.org>
 118
 119         PR fortran/78534
 120         * trans-expr.c (fill_with_spaces): Use memset instead of
 121         generating loop.
 122         (gfc_trans_string_copy): Improve opportunity to use builtins with
 123         constant lengths.
 124
 125 2018-01-30  Jakub Jelinek  <jakub@redhat.com>
 126
 127         PR debug/84131
 128         * trans-array.c (gfc_get_descriptor_offsets_for_info): Set *data_off
 129         to DATA_FIELD's offset rather than OFFSET_FIELD's offset.
 130
 131 2018-01-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
 132
 133         PR fortran/84134
 134         * array.c (gfc_ref_dimen_size): Whitespace fixes.  If stride is
 135         zero, return false.
 136
 137 2018-01-30  Thomas Koenig  <tkoenig@gcc.gnu.org>
 138
 139         PR fortran/84133
 140         * frontend-passes (matmul_to_var_expr): Return early if
 141         in association list.
 142         (inline_matmul_assign): Likewise.
 143
 144 2017-01-29  Thomas Koenig  <tkoenig@gcc.gnu.org>
 145
 146         PR fortran/84073
 147         * resolve.c (resolve_component): Ensure BIND(C) character
 148         components have length one.
 149         (resolve_symbol): Likewise for variables.
 150
 151 2018-01-27  Jakub Jelinek  <jakub@redhat.com>
 152
 153         PR fortran/84065
 154         * decl.c (add_init_expr_to_sym): Ignore initializers for too large
 155         lengths.
 156
 157 2018-01-26  Damian Rouson  <damian@sourceryinstitute.org>
 158             Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>
 159             Soren Rasmussen  <s.c.rasmussen@gmail.com>
 160
 161         Partial support for Fortran 2018 teams features.
 162
 163         * array.c (gfc_match_array_ref): add team attribute in coarray
 164         transfers.
 165         * check.c (gfc_check_get_team, gfc_check_team_number): add new
 166         functions for get_team and team_number.
 167         * dump-parse-tree.c (show_code_node): add new statements: form team,
 168         change team, end team, and sync team.
 169         * expr.c (gfc_find_team_co): add new function.
 170         * gfortran.h: add new statements.
 171         * intrinsic.c (add_functions): add get_team and team_number functions.
 172         * intrinsic.h: add get_team and team_number prototypes for check,
 173         simplify, and resolve.
 174         * iresolve.c (gfc_resolve_get_team, gfc_resolve_team_number): add new
 175         functions.
 176         * iso-fortran-env.def: add the team_type derived type.
 177         * match.c (gfc_match_if, gfc_match_form_team, gfc_match_team_number)
 178         (gfc_match_end_team, gfc_match_sync_team, gfc_match_change_team):
 179         add change team, end team, form team, sync team match and functions.
 180         * match.h: add new prototypes for change team, end team, form team,
 181         and sync team.
 182         * parse.c (decode_statement): add cases for change team, end team,
 183         form team, and sync team.
 184         * resolve.c: add cases for exec form team, change team, end team, and
 185         sync team.
 186         * simplify.c (gfc_simplify_get_team): add new function for get team.
 187         * st.c (gfc_free_statement): add cases exec for change team, end team,
 188         form team, sync team.
 189         * trans-decl.c (gfor_fndecl_caf_form_team)
 190         (gfor_fndecl_caf_change_team, gfor_fndecl_caf_end_team)
 191         (gfor_fndecl_caf_sync_team, gfor_fndecl_caf_get_team)
 192         (gfor_fndecl_caf_team_number): add functions and definitions.
 193         * trans-intrinsic.c (conv_caf_send, conv_intrinsic_team_number): add
 194         new function and team_type argument support.
 195         * trans-stmt.c (gfc_trans_form_team, gfc_trans_change_team)
 196         (gfc_trans_end_team, gfc_trans_sync_team): add new functions.
 197         * trans-stmt.h: add new prototypes.
 198         * trans-types.c (gfc_get_derived_type): check condition for team_type.
 199         * trans.c (trans_code): new exec cases for form team, change team, end
 200         team, and sync team.
 201         * trans.h: add new prototypes.
 202
 203 2018-01-26  Steven G. Kargl  <kargl@gcc.gnu.org>
 204
 205         PR fortran/83998
 206         * simplify.c (compute_dot_product):  Initialize result to INTEGER(1) 0
 207         or .false.  The summation does the correct type conversion.
 208         (gfc_simplify_dot_product): Special case zero-sized arrays.
 209
 210 2018-25-01  Paul Thomas  <pault@gcc.gnu.org>
 211
 212         PR fortran/37577
 213         * array.c (gfc_match_array_ref): If standard earlier than F2008
 214         it is an error if the reference dimension is greater than 7.
 215         libgfortran.h : Increase GFC_MAX_DIMENSIONS to 15. Change the
 216         dtype masks and shifts accordingly.
 217         * trans-array.c (gfc_conv_descriptor_dtype): Use the dtype
 218         type node to check the field.
 219         (gfc_conv_descriptor_dtype): Access the rank field of dtype.
 220         (duplicate_allocatable_coarray): Access the rank field of the
 221         dtype descriptor rather than the dtype itself.
 222         * trans-expr.c (get_scalar_to_descriptor_type): Store the type
 223         of 'scalar' on entry and use its TREE_TYPE if it is ARRAY_TYPE
 224         (ie. a character).
 225         (gfc_conv_procedure_call): Pass TREE_OPERAND (tmp,0) to
 226         get_scalar_to_descriptor_type if the actual expression is a
 227         constant.
 228         (gfc_trans_structure_assign): Assign the rank directly to the
 229         dtype rank field.
 230         * trans-intrinsic.c (gfc_conv_intrinsic_rank): Cast the result
 231         to default integer kind.
 232         (gfc_conv_intrinsic_sizeof): Obtain the element size from the
 233         'elem_len' field of the dtype.
 234         * trans-io.c (gfc_build_io_library_fndecls): Replace
 235         gfc_int4_type_node with dtype_type_node where necessary.
 236         (transfer_namelist_element): Use gfc_get_dtype_rank_type for
 237         scalars.
 238         * trans-types.c : Provide 'get_dtype_type_node' to acces the
 239         dtype_type_node and, if necessary, build it.
 240         The maximum size of an array element is now determined by the
 241         maximum value of size_t.
 242         Update the description of the array descriptor, including the
 243         type def for the dtype_type.
 244         (gfc_get_dtype_rank_type): Build a constructor for the dtype.
 245         Distinguish RECORD_TYPEs that are BT_DERIVED or BT_CLASS.
 246         (gfc_get_array_descriptor_base): Change the type of the dtype
 247         field to dtype_type_node.
 248         (gfc_get_array_descr_info): Get the offset to the rank field of
 249         the dtype.
 250         * trans-types.h : Add a prototype for 'get_dtype_type_node ()'.
 251         * trans.h : Define the indices of the dtype fields.
 252
 253 2018-23-01  Paul Thomas  <pault@gcc.gnu.org>
 254
 255         PR fortran/83866
 256         * decl.c (gfc_match_derived_decl): If eos not matched, recover
 257         and emit error about garbage after declaration.
 258
 259 2018-23-01  Paul Thomas  <pault@gcc.gnu.org>
 260
 261         PR fortran/83898
 262         * trans-stmt.c (trans_associate_var): Do not set cst_array_ctor
 263         for characters.
 264
 265 2018-01-22  Janne Blomqvist  <jb@gcc.gnu.org>
 266
 267         PR 78534
 268         PR 83704
 269         * arith.c (gfc_arith_concat): Use size_t for string length.
 270         (gfc_compare_string): Likewise.
 271         (gfc_compare_with_Cstring): Likewise.
 272         * array.c (gfc_resolve_character_array_constructor): Use
 273         HOST_WIDE_INT, gfc_mpz_get_hwi.
 274         * check.c (gfc_check_fe_runtime_error): Use size_t.
 275         * data.c (create_character_initializer): Use HOST_WIDE_INT,
 276         gfc_extract_hwi.
 277         * decl.c (gfc_set_constant_character_len): Use gfc_charlen_t.
 278         (add_init_expr_to_sym): Use HOST_WIDE_INT.
 279         * expr.c (gfc_build_init_expr): Use HOST_WIDE_INT,
 280         gfc_extract_hwi.
 281         (gfc_apply_init): Likewise.
 282         * match.h (gfc_set_constant_character_len): Update prototype.
 283         * primary.c (match_string_constant): Use size_t.
 284         * resolve.c (resolve_ordinary_assign): Use HOST_WIDE_INT,
 285         gfc_mpz_get_hwi.
 286         * simplify.c (init_result_expr): Likewise.
 287         (gfc_simplify_len_trim): Use size_t.
 288         * target-memory.c (gfc_encode_character): Use size_t.
 289         (gfc_target_encode_expr): Use HOST_WIDE_INT, gfc_mpz_get_hwi.
 290         (interpret_array): Use size_t.
 291         (gfc_interpret_character): Likewise.
 292         * target-memory.h (gfc_encode_character): Update prototype.
 293         (gfc_interpret_character): Likewise.
 294         (gfc_target_interpret_expr): Likewise.
 295         * trans-const.c (gfc_build_string_const): Use size_t for length
 296         argument.
 297         (gfc_build_wide_string_const): Likewise.
 298         * trans-const.h (gfc_build_string_const): Likewise.
 299         (gfc_build_wide_string_const): Likewise.
 300
 301 2018-01-20  Steven G. Kargl  <kargl@gcc.gnu.org>
 302
 303         PR fortran/83900
 304     * simplify.c (gfc_simplify_matmul): Set return type correctly.
 305
 306 2018-01-19  Steven G. Kargl  <kargl@gcc.gnu.org>
 307
 308         PR fortran/83900
 309         * simplify.c (gfc_simplify_matmul): Delete bogus assertion.
 310
 311 2018-01-17  Harald Anlauf  <anlauf@gmx.de>
 312
 313         PR fortran/83864
 314         * expr.c (add_init_expr_to_sym): Do not dereference NULL pointer.
 315
 316 2018-01-17  Harald Anlauf  <anlauf@gmx.de>
 317
 318         PR fortran/83874
 319         * decl.c (add_init_expr_to_sym): Do not dereference NULL pointer.
 320
 321 2018-01-15  Louis Krupp  <louis.krupp@zoho.com>
 322
 323         PR fortran/82257
 324         * interface.c (compare_rank): Don't try to retrieve CLASS_DATA
 325         from symbol marked unlimited polymorphic.
 326         * resolve.c (resolve_structure_cons): Likewise.
 327         * misc.c (gfc_typename): Don't dereference derived->components
 328         if it's NULL.
 329
 330 2018-01-15  Thomas Koenig  <tkoenig@gcc.gnu.org>
 331
 332         PR fortran/54613
 333         * gfortran.h (gfc_check_f): Rename f4ml to f5ml.
 334         (gfc_logical_4_kind): New macro
 335         * intrinsic.h (gfc_simplify_minloc): Add a gfc_expr *argument.
 336         (gfc_simplify_maxloc): Likewise.
 337         (gfc_resolve_maxloc): Likewise.
 338         (gfc_resolve_minloc): Likewise.
 339         * check.c (gfc_check_minloc_maxloc): Add checking for "back"
 340         argument; also raise error if it is used (for now). Add it
 341         if it isn't present.
 342         * intrinsic.c (add_sym_4ml): Rename to
 343         (add_sym_5ml), adjust for extra argument.
 344         (add_functions): Add "back" constant. Adjust maxloc and minloc
 345         for back argument.
 346         * iresolve.c (gfc_resolve_maxloc): Add back argument. If back is
 347         not of gfc_logical_4_kind, convert.
 348         (gfc_resolve_minloc): Likewise.
 349         * simplify.c (gfc_simplify_minloc): Add back argument.
 350         (gfc_simplify_maxloc): Likewise.
 351         * trans-intinsic.c (gfc_conv_intrinsic_minmaxloc): Rename last
 352         argument to %VAL to ensure passing by value.
 353         (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_minmaxloc
 354         also for library calls.
 355
 356 2018-01-13  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 357
 358         PR fortran/82007
 359         * resolve.c (resolve_transfer): Delete code looking for 'DT'
 360         format specifiers in format strings. Set formatted to true if a
 361         format string or format label is present.
 362         * trans-io.c (get_dtio_proc): Likewise. (transfer_expr): Fix
 363         whitespace.
 364
 365 2018-01-13  Thomas Koenig <tkoenig@gcc.gnu.org>
 366
 367         PR fortran/83744
 368         * dump-parse-tree.c (get_c_type_name): Remove extra line.
 369         Change for loop to use declaration in for loop. Handle BT_LOGICAL
 370         and BT_CHARACTER.
 371         (write_decl): Add where argument. Fix indentation. Replace
 372         assert with error message. Add typename to warning
 373         in comment.
 374         (write_type): Adjust locus to call of write_decl.
 375         (write_variable): Likewise.
 376         (write_proc): Likewise. Replace assert with error message.
 377
 378 2018-01-13  Paul Thomas  <pault@gcc.gnu.org>
 379
 380         PR fortran/52162
 381         * trans-expr.c (gfc_trans_scalar_assign): Flag is_alloc_lhs if
 382         the rhs expression is neither an elemental nor a conversion
 383         function.
 384
 385         PR fortran/83622
 386         * trans-array.c (is_pointer_array): Remove unconditional return
 387         of false for -fopenmp.
 388
 389 2018-01-13  Thomas Koenig <tkoenig@gcc.gnu.org>
 390         <emsr@gcc.gnu.org>
 391
 392         PR fortran/83803
 393         * dump-parse-tree.c (write_proc): Always emit closing parenthesis
 394         for functions.
 395
 396 2018-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 397
 398         PR fortran/82367
 399         * resolve.c (resolve_allocate_expr): Check for NULL pointer.
 400
 401 2018-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>
 402
 403         PR fortran/83093
 404         * resolve.c (resolve_charlen): Check the type of cl->length
 405         after resolution.
 406
 407 2018-01-10  Janne Blomqvist  <jb@gcc.gnu.org>
 408
 409         PR fortran/83740
 410         * trans-array.c (gfc_trans_array_ctor_element): Fix formatting.
 411
 412 2018-01-10  Janne Blomqvist  <jb@gcc.gnu.org>
 413
 414         PR fortran/83740
 415         * trans-array.c (gfc_trans_array_ctor_element): Convert RHS to the
 416         LHS type when assigning.
 417
 418 2018-01-09  Steven G. Kargl  <kargl@gcc.gnu.org>
 419
 420         PR fortran/83742
 421         * expr.c (gfc_is_simply_contiguous): Check for NULL pointer.
 422
 423 2018-01-08  Steven G. Kargl  <kargl@gcc.gnu.org>
 424
 425         * match.c (gfc_match_allocate): Check for NULL pointer.
 426
 427 2018-01-08  Steven G. Kargl  <kargl@gcc.gnu.org>
 428
 429         * expr.c (gfc_check_pointer_assign): Fix typo in comment.
 430
 431 2018-01-08  Paul Thomas  <pault@gcc.gnu.org>
 432
 433         PR fortran/83611
 434         * decl.c (gfc_get_pdt_instance): If parameterized arrays have
 435         an initializer, convert the kind parameters and add to the
 436         component if the instance.
 437         * trans-array.c (structure_alloc_comps): Add 'is_pdt_type' and
 438         use it with case COPY_ALLOC_COMP. Call 'duplicate_allocatable'
 439         for parameterized arrays. Clean up typos in comments. Convert
 440         parameterized array initializers and copy into the array.
 441         * trans-expr.c (gfc_trans_scalar_assign): Do a deep copy for
 442         parameterized types.
 443         *trans-stmt.c (trans_associate_var): Deallocate associate vars
 444         as necessary, when they are PDT function results for example.
 445
 446         PR fortran/83731
 447         * trans-array.c (structure_alloc_comps): Only compare len parms
 448         when they are declared explicitly.
 449
 450 2018-01-06  Janne Blomqvist  <jb@gcc.gnu.org>
 451
 452         PR fortran/50892
 453         * trans-expr.c (gfc_trans_pointer_assignment): fold_convert rhs to
 454         lhs type.
 455
 456 2018-01-05  Janne Blomqvist  <jb@gcc.gnu.org>
 457
 458         PR fortran/78534
 459         PR fortran/66310
 460         * array.c (got_charlen): Use gfc_charlen_int_kind.
 461         * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of
 462         hardcoded kind.
 463         (find_intrinsic_vtab): Likewise.
 464         * decl.c (match_char_length): Use gfc_charlen_int_kind.
 465         (add_init_expr_to_sym): Use gfc_charlen_t and gfc_charlen_int_kind.
 466         (gfc_match_implicit): Use gfc_charlen_int_kind.
 467         * dump-parse-tree.c (show_char_const): Use gfc_charlen_t and size_t.
 468         (show_expr): Use HOST_WIDE_INT_PRINT_DEC.
 469         * expr.c (gfc_get_character_expr): Length parameter of type
 470         gfc_charlen_t.
 471         (gfc_get_int_expr): Value argument of type HOST_WIDE_INT.
 472         (gfc_extract_hwi): New function.
 473         (simplify_const_ref): Make string_len of type gfc_charlen_t.
 474         (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs.
 475         * frontend-passes.c (optimize_trim): Use gfc_charlen_int_kind.
 476         * gfortran.h (gfc_mpz_get_hwi): New prototype.
 477         (gfc_mpz_set_hwi): Likewise.
 478         (gfc_charlen_t): New typedef.
 479         (gfc_expr): Use gfc_charlen_t for character lengths.
 480         (gfc_size_kind): New extern variable.
 481         (gfc_extract_hwi): New prototype.
 482         (gfc_get_character_expr): Use gfc_charlen_t for character length.
 483         (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument.
 484         * gfortran.texi: Update description of hidden string length argument.
 485         * iresolve.c (check_charlen_present): Use gfc_charlen_int_kind.
 486         (gfc_resolve_char_achar): Likewise.
 487         (gfc_resolve_repeat): Pass string length directly without
 488         temporary, use gfc_charlen_int_kind.
 489         (gfc_resolve_transfer): Use gfc_charlen_int_kind.
 490         * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen.
 491         * misc.c (gfc_mpz_get_hwi): New function.
 492         (gfc_mpz_set_hwi): New function.
 493         * module.c (atom_int): Change type from int to HOST_WIDE_INT.
 494         (parse_integer): Don't complain about large integers.
 495         (write_atom): Use HOST_WIDE_INT for integers.
 496         (mio_integer): Handle integer type mismatch.
 497         (mio_hwi): New function.
 498         (mio_intrinsic_op): Use HOST_WIDE_INT.
 499         (mio_array_ref): Likewise.
 500         (mio_expr): Likewise.
 501         * primary.c (match_substring): Use gfc_charlen_int_kind.
 502         * resolve.c (resolve_substring_charlen): Use gfc_charlen_int_kind.
 503         (resolve_character_operator): Likewise.
 504         (resolve_assoc_var): Likewise.
 505         (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf.
 506         (resolve_charlen): Use mpz_sgn to determine sign.
 507         * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t
 508         instead of long.
 509         * symbol.c (generate_isocbinding_symbol): Use gfc_charlen_int_kind.
 510         * target-memory.c (size_character): Length argument of type
 511         gfc_charlen_t.
 512         (gfc_encode_character): Likewise.
 513         (gfc_interpret_character): Use gfc_charlen_t.
 514         * target-memory.h (gfc_encode_character): Modify prototype.
 515         * trans-array.c (gfc_trans_array_ctor_element): Use existing type.
 516         (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type.
 517         (trans_array_constructor): Use existing type.
 518         (get_array_charlen): Likewise.
 519         * trans-const.c (gfc_conv_mpz_to_tree_type): New function.
 520         * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype.
 521         * trans-decl.c (gfc_trans_deferred_vars): Use existing type.
 522         (add_argument_checking): Likewise.
 523         * trans-expr.c (gfc_class_len_or_zero_get): Build const of type
 524         gfc_charlen_type_node.
 525         (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of
 526         4, fold_convert to correct type.
 527         (gfc_conv_class_to_class): Build const of type size_type_node for
 528         size.
 529         (gfc_copy_class_to_class): Likewise.
 530         (gfc_conv_string_length): Use same type in expression.
 531         (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen.
 532         (gfc_conv_string_tmp): Make sure len is of the right type.
 533         (gfc_conv_concat_op): Use same type in expression.
 534         (gfc_conv_procedure_call): Likewise.
 535         (fill_with_spaces): Comment out memset() block due to spurious
 536         -Wstringop-overflow warnings.
 537         (gfc_trans_string_copy): Use gfc_charlen_type_node.
 538         (alloc_scalar_allocatable_for_subcomponent_assignment):
 539         fold_convert to right type.
 540         (gfc_trans_subcomponent_assign): Likewise.
 541         (trans_class_vptr_len_assignment): Build const of correct type.
 542         (gfc_trans_pointer_assignment): Likewise.
 543         (alloc_scalar_allocatable_for_assignment): fold_convert to right
 544         type in expr.
 545         (trans_class_assignment): Build const of correct type.
 546         * trans-intrinsic.c (gfc_conv_associated): Likewise.
 547         (gfc_conv_intrinsic_repeat): Do calculation in sizetype.
 548         * trans-io.c (gfc_build_io_library_fndecls): Use
 549         gfc_charlen_type_node for character lengths.
 550         (set_string): Convert to right type in assignment.
 551         * trans-stmt.c (gfc_trans_label_assign): Build const of
 552         gfc_charlen_type_node.
 553         (trans_associate_var): Likewise.
 554         (gfc_trans_character_select): Likewise.
 555         (gfc_trans_allocate): Likewise, don't typecast strlen result.
 556         (gfc_trans_deallocate): Don't typecast strlen result.
 557         * trans-types.c (gfc_size_kind): New variable.
 558         (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind
 559         from size_type_node.
 560         * trans-types.h: Fix comment.
 561
 562 2018-01-04  Thomas Koenig  <tkoenig@gcc.gnu.org>
 563
 564         PR fortran/83683
 565         PR fortran/45689
 566         * check.c (gfc_check_eoshift): Check for string length and
 567         for conformance of boundary.
 568         * intrinsic.c (add_functions): Add gfc_simplify_eoshift.
 569         * intrinsic.h: Add prototype for gfc_simplify_eoshift.
 570         * simplify.c (gfc_simplify_eoshift): New function.
 571
 572 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
 573             Alan Hayward  <alan.hayward@arm.com>
 574             David Sherwood  <david.sherwood@arm.com>
 575
 576         * trans-types.c (gfc_type_for_mode): Handle MODE_VECTOR_BOOL.
 577
 578 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
 579             Alan Hayward  <alan.hayward@arm.com>
 580             David Sherwood  <david.sherwood@arm.com>
 581
 582         * trans-types.c (gfc_type_for_mode): Check valid_vector_subparts_p.
 583
 584 2018-01-03  Thomas Koenig  <tkoenig@gcc.gnu.org>
 585
 586         PR fortran/83664
 587         * check.c (gfc_check_eoshift): Error for missing boundary if array
 588         is not one of the standard types.
 589
 590 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
 591
 592         Update copyright years.
 593
 594         * gfortranspec.c (lang_specific_driver): Update copyright notice
 595         dates.
 596         * gfc-internals.texi: Bump @copying's copyright year.
 597         * gfortran.texi: Ditto.
 598         * intrinsic.texi: Ditto.
 599         * invoke.texi: Ditto.
 600
 601 2017-01-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
 602
 603         PR fortran/45689
 604         * intrinsic.c (add_function): Add gfc_simplify_maxloc and
 605         gfc_simplify_minloc to maxloc and minloc, respectively.
 606         * intrinsic.h: Add prototypes for gfc_simplify_minloc
 607         and gfc_simplify_maxloc.
 608         * simplify.c (min_max_chose): Adjust prototype.  Modify function
 609         to have a return value which indicates if the extremum was found.
 610         (is_constant_array_expr): Fix typo in comment.
 611         (simplify_minmaxloc_to_scalar): New function.
 612         (simplify_minmaxloc_nodim): New function.
 613         (new_array): New function.
 614         (simplify_minmaxloc_to_array): New function.
 615         (gfc_simplify_minmaxloc): New function.
 616         (simplify_minloc): New function.
 617         (simplify_maxloc): New function.
 618
 619 2018-01-02  Thomas Koenig  <tkoenig@gcc.gnu.org>
 620
 621         PR fortran/45689
 622         PR fortran/83650
 623         * simplify.c (gfc_simplify_cshift): Re-implement to allow full
 624         range of arguments.
 625
 626 2018-01-01  Paul Thomas  <pault@gcc.gnu.org>
 627
 628         PR fortran/83076
 629         * resolve.c (resolve_fl_derived0): Add caf_token fields for
 630         allocatable and pointer scalars, when -fcoarray selected.
 631         * trans-types.c (gfc_copy_dt_decls_ifequal): Copy the token
 632         field as well as the backend_decl.
 633         (gfc_get_derived_type): Flag GFC_FCOARRAY_LIB for module
 634         derived types that are not vtypes. Components with caf_token
 635         attribute are pvoid types. For a component requiring it, find
 636         the caf_token field and have the component token field point to
 637         its backend_decl.
 638
 639         PR fortran/83319
 640         *trans-types.c (gfc_get_array_descriptor_base): Add the token
 641         field to the descriptor even when codimen not set.
 642 \f
 643 Copyright (C) 2018 Free Software Foundation, Inc.
 644
 645 Copying and distribution of this file, with or without modification,
 646 are permitted in any medium without royalty provided the copyright
 647 notice and this notice are preserved.