gcc/cp/ChangeLog

   1 2018-03-19  Marek Polacek  <polacek@redhat.com>
   2
   3         PR c++/84925
   4         * pt.c (enclosing_instantiation_of): Check if fn is null.
   5
   6 2018-03-16  Jason Merrill  <jason@redhat.com>
   7
   8         PR c++/71834 - template-id with too few arguments.
   9         * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
  10
  11 2018-03-19  Nathan Sidwell  <nathan@acm.org>
  12
  13         PR c++/84835
  14         * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
  15         * pt.c (build_template_decl): Propagate language linkage.
  16
  17         PR c++/84812
  18         * name-lookup.c (set_local_extern_decl_linkage): Defend against
  19         ambiguous lookups.
  20
  21 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
  22
  23         PR c/84910
  24         * parser.c (cp_parser_lambda_introducer): Remove trailing space from
  25         diagnostics.
  26         * method.c (synthesize_method): Likewise.
  27         * pt.c (convert_nontype_argument): Likewise.
  28
  29 2018-03-16  Jason Merrill  <jason@redhat.com>
  30
  31         PR c++/84720 - ICE with rvalue ref non-type argument.
  32         * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
  33         (convert_nontype_argument): Revert earlier change.
  34
  35         PR c++/80227 - SFINAE and negative array size.
  36         * decl.c (compute_array_index_type): Use
  37         build_converted_constant_expr and valid_constant_size_p.
  38
  39         PR c++/84906 - silent wrong code with ambiguous conversion.
  40         * call.c (build_user_type_conversion_1): Set need_temporary_p on
  41         ambiguous conversion.
  42         (convert_like_real): Check it.
  43
  44         PR c++/83937 - wrong C++17 handling of init-list ctor argument.
  45         * call.c (build_special_member_call): Don't convert an init-list
  46         argument directly to the class type.
  47
  48 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
  49
  50         PR c++/79937
  51         PR c++/82410
  52         * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
  53         (find_placeholder): Declare.
  54         * tree.c (struct replace_placeholders_t): Add exp member.
  55         (replace_placeholders_r): Don't walk into ctors with
  56         CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
  57         d->exp.  Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
  58         (replace_placeholders): Initialize data.exp.
  59         (find_placeholders_r, find_placeholders): New functions.
  60         * typeck2.c (process_init_constructor_record,
  61         process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
  62         if adding NSDMI on which find_placeholder returns true.
  63         * call.c (build_over_call): Don't call replace_placeholders here.
  64         * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
  65         TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
  66         TARGET_EXPR_INITIAL.
  67         (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
  68         ctor.
  69
  70 2018-03-16  Jason Merrill  <jason@redhat.com>
  71
  72         PR c++/83911 - ICE with multiversioned constructor.
  73         * cp-gimplify.c (cp_genericize_r): Replace versioned function with
  74         dispatchere here.
  75         * call.c (build_over_call): Not here.
  76
  77 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
  78
  79         PR c++/84874
  80         * decl.c (reshape_init_class): Don't assert d->cur->index == field
  81         if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
  82
  83 2018-03-15  Jakub Jelinek  <jakub@redhat.com>
  84
  85         PR c++/84222
  86         * cp-tree.h (cp_warn_deprecated_use): Declare.
  87         * tree.c (cp_warn_deprecated_use): New function.
  88         * typeck2.c (build_functional_cast): Use it.
  89         * decl.c (grokparms): Likewise.
  90         (grokdeclarator): Likewise.  Temporarily push nested class scope
  91         around grokparms call for out of class member definitions.
  92
  93 2018-03-14  Jason Merrill  <jason@redhat.com>
  94
  95         PR c++/84820 - no error for invalid qualified-id.
  96         * parser.c (cp_parser_make_indirect_declarator): Don't wrap
  97         cp_error_declarator.
  98
  99         PR c++/84801 - ICE with unexpanded pack in lambda.
 100         * pt.c (check_for_bare_parameter_packs): Don't return early for a
 101         lambda in non-template context.
 102
 103         PR c++/81236 - auto variable and auto function
 104         * pt.c (tsubst_baselink): Update the type of the BASELINK after
 105         mark_used.
 106
 107 2018-03-14  Jason Merrill  <jason@redhat.com>
 108
 109         PR c++/83916 - ICE with template template parameters.
 110         * pt.c (convert_template_argument): Don't substitute into type of
 111         non-type parameter if we don't have enough arg levels.
 112         (unify): Likewise.
 113
 114 2018-03-14  Marek Polacek  <polacek@redhat.com>
 115
 116         PR c++/84596
 117         * semantics.c (finish_static_assert): Check
 118         instantiation_dependent_expression_p instead of
 119         {type,value}_dependent_expression_p.
 120
 121 2018-03-13  Paolo Carlini  <paolo.carlini@oracle.com>
 122             Jason Merrill  <jason@redhat.com>
 123
 124         PR c++/82336 - link error with list-init default argument.
 125         * decl.c (check_default_argument): Unshare an initializer list.
 126
 127 2018-03-13  Jakub Jelinek  <jakub@redhat.com>
 128
 129         PR c++/84843
 130         * decl.c (duplicate_decls): For redefinition of built-in, use error
 131         and return error_mark_node.  For redeclaration, return error_mark_node
 132         rather than olddecl if !flag_permissive.
 133
 134 2018-03-13  Jason Merrill  <jason@redhat.com>
 135
 136         PR c++/82565 - ICE with concepts and generic lambda.
 137         * pt.c (instantiate_decl): Clear fn_context for lambdas.
 138
 139 2018-03-13  Jason Merrill  <jason@redhat.com>
 140
 141         PR c++/84720 - ICE with rvalue ref non-type argument.
 142         * pt.c (convert_nontype_argument): Handle rvalue references.
 143
 144         PR c++/84839 - ICE with decltype of parameter pack.
 145         * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
 146         instantiating dummy parms.
 147
 148         * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
 149         parameter even without -Wpedantic.
 150
 151         PR c++/84798 - ICE with auto in abstract function declarator.
 152         * parser.c (cp_parser_parameter_declaration_clause): Check
 153         parser->default_arg_ok_p.
 154
 155 2018-03-13  Jakub Jelinek  <jakub@redhat.com>
 156
 157         PR c++/84808
 158         * constexpr.c (find_array_ctor_elt): Don't use elt reference after
 159         first potential CONSTRUCTOR_ELTS reallocation.  Convert dindex to
 160         sizetype.  Formatting fixes.
 161
 162 2018-03-12  Jason Merrill  <jason@redhat.com>
 163
 164         PR c++/84355 - ICE with deduction for member class template.
 165         * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
 166         CLASS_PLACEHOLDER_TEMPLATE.
 167
 168         PR c++/84802 - ICE capturing uninstantiated class.
 169         * lambda.c (build_capture_proxy): Call complete_type.
 170
 171 2018-03-09  Jason Merrill  <jason@redhat.com>
 172
 173         PR c++/84770 - ICE with typedef and parameter pack.
 174         * pt.c (verify_unstripped_args_1): Split out from
 175         verify_unstripped_args.
 176
 177         PR c++/84785 - ICE with alias template and default targs.
 178         * pt.c (type_unification_real): Set processing_template_decl if
 179         saw_undeduced == 1.
 180
 181         PR c++/84752 - ICE with capture of constexpr array.
 182         * call.c (standard_conversion): Set rvaluedness_matches_p on the
 183         identity conversion under ck_lvalue.
 184
 185 2018-03-09  Jason Merrill  <jason@redhat.com>
 186             Paolo Carlini  <paolo.carlini@oracle.com>
 187
 188         PR c++/71169
 189         PR c++/71832
 190         * pt.c (any_erroneous_template_args_p): New.
 191         * cp-tree.h (any_erroneous_template_args_p): Declare it.
 192         * parser.c (cp_parser_class_specifier_1): Use it.
 193
 194 2018-03-09  Jason Merrill  <jason@redhat.com>
 195
 196         PR c++/84726 - unnecessary capture of constant vars.
 197         * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
 198         (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
 199         * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
 200         * lambda.c (is_constant_capture_proxy)
 201         (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
 202         (prune_lambda_captures): New.
 203         (finish_lambda_function): Call prune_lambda_captures.
 204
 205 2018-03-09  Jason Merrill  <jason@redhat.com>
 206             Jakub Jelinek  <jakub@redhat.com>
 207
 208         PR c++/84076
 209         * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
 210         build ADDR_EXPR with REFERENCE_TYPE.
 211         (build_over_call): For purposes of check_function_arguments, if
 212         argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
 213         its operand rather than the argument itself.
 214
 215 2018-03-09  Jakub Jelinek  <jakub@redhat.com>
 216
 217         PR c++/84724
 218         * decl.c (duplicate_decls): Don't override __* prefixed builtins
 219         except for __[^b]*_chk, instead issue permerror and for -fpermissive
 220         also a note and return olddecl.
 221
 222 2018-03-09  Nathan Sidwell  <nathan@acm.org>
 223
 224         PR c++/84733
 225         * name-lookup.c (do_pushdecl_with_scope): Only clear
 226         current_function_decl when pushing a non-class (i.e. namespace)
 227         scope.
 228
 229 2018-03-08  Jason Merrill  <jason@redhat.com>
 230             Jakub Jelinek  <jakub@redhat.com>
 231
 232         PR c++/80598
 233         * call.c (build_over_call): In templates set TREE_USED (first_fn) when
 234         not calling mark_used for the benefit of -Wunused-function warning.
 235
 236 2018-03-06  Jason Merrill  <jason@redhat.com>
 237
 238         * lambda.c (is_capture_proxy_with_ref): Remove.
 239         * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
 240
 241 2018-03-06  Marek Polacek  <polacek@redhat.com>
 242
 243         PR c++/84684
 244         * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
 245         arguments.
 246
 247 2018-03-06  Alexandre Oliva <aoliva@redhat.com>
 248
 249         PR c++/84231
 250         * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
 251         only while processing template decls.
 252         * typeck.c (build_x_conditional_expr): Move wrapping of
 253         reference type around type...
 254         * call.c (build_conditional_expr_1): ... here.  Rename
 255         is_lvalue to is_glvalue.
 256         * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
 257         INDIRECT_REF of COND_EXPR too.
 258
 259         PR c++/84593
 260         * init.c (build_zero_init_1): Zero-initialize references.
 261
 262         PR c++/84492
 263         * semantics.c (finish_stmt_expr_expr): Reject unresolved
 264         overloads used as stmt expr values.
 265
 266 2018-03-05  Jason Merrill  <jason@redhat.com>
 267
 268         PR c++/84708 - ICE with lambda in local class NSDMI.
 269         * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
 270         context.
 271
 272 2018-03-05  Jakub Jelinek  <jakub@redhat.com>
 273
 274         PR c++/84684
 275         * constexpr.c (constexpr_call_hasher::equal): Return false if
 276         lhs->hash != rhs->hash.  Change return 1 to return true and
 277         return 0 to return false.
 278
 279 2018-03-05  Nathan Sidwell  <nathan@acm.org>
 280
 281         PR c++/84702
 282         * pt.c (process_template_arg): Mark lookup_keep on a default arg.
 283
 284 2018-03-05  Marek Polacek  <polacek@redhat.com>
 285
 286         PR c++/84707
 287         * decl.c (duplicate_decls): Check DECL_NAME before accessing
 288         UDLIT_OPER_P.
 289
 290 2018-03-05  Nathan Sidwell  <nathan@acm.org>
 291
 292         PR c++/84694
 293         * friend.c (do_friend): Restore check for identifier_p inside
 294         TEMPLATE_ID_EXPR.
 295
 296 2018-03-05  Paolo Carlini  <paolo.carlini@oracle.com>
 297
 298         PR c++/84618
 299         * parser.c (cp_parser_lambda_introducer): Reject any capture not
 300         involving a VAR_DECL or a PARM_DECL.
 301
 302 2018-03-05  Pádraig Brady  <P@draigBrady.com>
 303             Jason  Merrill  <jason@redhat.com>
 304             Nathan Sidwell  <nathan@acm.org>
 305
 306         PR c++/84497
 307         * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
 308
 309 2018-03-03  Jason Merrill  <jason@redhat.com>
 310
 311         PR c++/84686 - missing volatile loads.
 312         * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
 313
 314 2018-03-03  Paolo Carlini  <paolo.carlini@oracle.com>
 315
 316         PR c++/71464
 317         * optimize.c (maybe_thunk_body): Bail out immediately if either
 318         fns[0] or fns[1] is null.
 319
 320 2018-03-02  Marek Polacek  <polacek@redhat.com>
 321
 322         PR c++/84578
 323         * constexpr.c (get_array_or_vector_nelts): New.
 324         (cxx_eval_array_reference): Use it.
 325         (cxx_eval_vec_init_1): Likewise.
 326         (cxx_eval_store_expression): Likewise.
 327
 328 2018-03-02  Jason Merrill  <jason@redhat.com>
 329
 330         * semantics.c (force_paren_expr): Remove redundant test.
 331
 332 2018-03-02  Marek Polacek  <polacek@redhat.com>
 333
 334         PR c++/84663
 335         * decl.c (cp_complete_array_type): Check error_mark_node.
 336
 337         PR c++/84664
 338         * typeck.c (cp_perform_integral_promotions): Check the result of
 339         mark_rvalue_use.
 340
 341 2018-03-02  Jakub Jelinek  <jakub@redhat.com>
 342
 343         PR c++/84662
 344         * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
 345         RETURN instead of return.
 346         <case POINTER_PLUS_EXPR>: Likewise.
 347         <case CONVERT_EXPR>: If op0 is error_mark_node, just return
 348         it instead of wrapping it into CONVERT_EXPR.
 349
 350 2018-03-02  Jason Merrill  <jason@redhat.com>
 351
 352         Fix MIPS16 ICE.
 353         * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
 354
 355 2018-03-02  Marek Polacek  <polacek@redhat.com>
 356
 357         PR c++/84590
 358         * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
 359         wrapped in VIEW_CONVERT_EXPR.
 360
 361 2018-03-01  Martin Sebor  <msebor@redhat.com>
 362
 363         PR c++/84294
 364         * decl.c (check_redeclaration_no_default_args): Merge attributes
 365         specified on redeclarations of the same function template.
 366         Remove dead code.
 367
 368 2018-03-01  Marek Polacek  <polacek@redhat.com>
 369             Jason Merrill  <jason@redhat.com>
 370
 371         PR c++/84582
 372         * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
 373         a template.
 374         (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
 375         * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
 376         of instantiate_non_dependent_expr.
 377         * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
 378
 379 2018-03-01  Nathan Sidwell  <nathan@acm.org>
 380
 381         PR c++/84434
 382         * name-lookup.c (member_vec_dedup): Remove manually peeled
 383         iteration.  Ignore dependent ctor inheritance.
 384
 385 2018-03-01  Jason Merrill  <jason@redhat.com>
 386
 387         PR c++/71569 - decltype of template.
 388         * parser.c (cp_parser_decltype_expr): Handle missing template args.
 389
 390 2018-03-01  Marek Polacek  <polacek@redhat.com>
 391
 392         PR c++/84596
 393         * constexpr.c (require_rvalue_constant_expression): New function.
 394         * cp-tree.h: Declare it.
 395         * semantics.c (finish_static_assert): Use it instead of
 396         require_potential_rvalue_constant_expression.
 397
 398 2018-03-01  Jason Merrill  <jason@redhat.com>
 399             Alexandre Oliva <aoliva@redhat.com>
 400
 401         PR c++/71569 - ICE with redundant args on member variable template.
 402         * decl.c (start_decl): Handle partial specialization of member
 403         variable template.
 404         * pt.c (determine_specialization): Allow partial specialization
 405         of member variable template without specializing enclosing class.
 406         (process_partial_specialization): Improve error message.
 407
 408 2018-02-28  Jason Merrill  <jason@redhat.com>
 409
 410         PR c++/71784 - ICE with ref-qualifier and explicit specialization.
 411         * pt.c (determine_specialization): Check ref-qualifier.
 412
 413 2018-02-28  Jakub Jelinek  <jakub@redhat.com>
 414
 415         PR c++/84609
 416         * parser.c (cp_parser_attributes_opt): Formatting fix.
 417         (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
 418         cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
 419         New functions.
 420         (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
 421         instead of tentative parse to peek over optional attribute tokens
 422         to check for CPP_COLON after them.
 423
 424         PR c++/83871
 425         PR c++/83503
 426         * pt.c (INCLUDE_STRING): Remove define.
 427         (warn_spec_missing_attributes): Use pretty_printer instead of
 428         std::string.  Fix up inform call so that the list of attributes
 429         is in %s argument.
 430
 431 2018-02-28  Martin Sebor  <msebor@redhat.com>
 432
 433         PR testsuite/84617
 434         * decl.c (duplicate_decls): Fully merge attributes const, pure,
 435         and malloc.
 436
 437 2018-02-28  Nathan Sidwell  <nathan@acm.org>
 438
 439         PR c++/84602
 440         * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
 441         * name-lookup.c (fields_linear_search): Look in an anon-aggr
 442         regardless of want_type.
 443         (search_anon_aggr): Just use get_class_binding_direct.
 444
 445 2018-02-28  Jakub Jelinek  <jakub@redhat.com>
 446
 447         * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
 448         inform_n.
 449
 450 2018-02-27  Martin Sebor  <msebor@redhat.com>
 451
 452         * pt.c: Avoid including <string> directly.
 453
 454 2018-02-27  Martin Sebor  <msebor@redhat.com>
 455
 456         PR c++/83871
 457         PR c++/83503
 458         * cp-tree.h (warn_spec_missing_attributes): New function.
 459         ((check_explicit_specialization): Add an argument.  Call the above
 460         function.
 461         * decl.c (duplicate_decls): Avoid applying primary function template's
 462         attributes to its explicit specializations.
 463         cp/pt.c (warn_spec_missing_attributes): Define.
 464
 465 2018-02-27  Håkon Sandsmark  <hsandsmark@gmail.com>
 466
 467         PR c++/71546 - lambda init-capture with qualified-id.
 468         * parser.c (cp_parser_lambda_introducer): Clear scope after
 469         each lambda capture.
 470
 471 2018-02-27  Nathan Sidwell  <nathan@acm.org>
 472
 473         PR c++/84426
 474         * name-lookup.h (get_member_slot): Rename ...
 475         (find_member_slot): ... here.
 476         (add_member_slot): New.
 477         * name-lookup.c (member_vec_linear_search): No need to check for
 478         NULL slot.
 479         (get_member_slot): Rename ...
 480         (find_member_slot): ... here.  Don't add slot for incomplete class.
 481         (add_member_slot): New.
 482         * class.c (add_method): Adjust get_member_slot rename.  Bail out
 483         if push_class_level_binding fails.  Create slot and grok
 484         properties once we're committed to insertion.
 485
 486 2018-02-27  Jason Merrill  <jason@redhat.com>
 487
 488         PR c++/84489 - dependent default template argument
 489         * pt.c (type_unification_real): Handle early substitution failure.
 490
 491 2018-02-26  Jason Merrill  <jason@redhat.com>
 492
 493         PR c++/84560 - ICE capturing multi-dimensional VLA.
 494         * tree.c (array_of_runtime_bound_p): False if the element is
 495         variably-modified.
 496
 497         PR c++/84441 - ICE with base initialized from ?:
 498         * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
 499
 500         PR c++/84520 - ICE with generic lambda in NSDMI.
 501         * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
 502         'this' in a generic lambda instantiation.
 503
 504         PR c++/84559 - ICE with constexpr VLA.
 505         * constexpr.c (ensure_literal_type_for_constexpr_object): Check
 506         for constexpr variable with VLA type.
 507
 508 2018-02-26  Jakub Jelinek  <jakub@redhat.com>
 509
 510         PR c++/84558
 511         * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
 512         a valid constant initializer.  Formatting fixes.
 513
 514 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 515
 516         PR c++/84540
 517         * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
 518         returning NULL_TREE.
 519         (apply_late_template_attributes): Likewise.
 520
 521 2018-02-26  Jakub Jelinek  <jakub@redhat.com>
 522
 523         PR c++/84557
 524         * parser.c (cp_parser_omp_var_list_no_open): Only call
 525         cp_parser_lookup_name_simple on names satisfying identifier_p.
 526         (cp_parser_oacc_routine): Likewise.
 527
 528 2018-02-26  Jason Merrill  <jason@redhat.com>
 529
 530         PR c++/84551 - ICE with concepts and -g.
 531         * parser.c (add_debug_begin_stmt): Do nothing in a concept.
 532
 533 2018-02-26  Marek Polacek  <polacek@redhat.com>
 534
 535         PR c++/84325
 536         * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
 537         non-types.
 538
 539 2018-02-26  Jason Merrill  <jason@redhat.com>
 540
 541         PR c++/84447 - ICE with deleted inherited ctor with default arg.
 542         * call.c (build_over_call): Handle deleted functions in one place.
 543
 544 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 545
 546         PR c++/84533
 547         * decl.c (redeclaration_error_message): Don't try to use
 548         DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
 549
 550 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 551
 552         * lambda.c (build_capture_proxy): Define static.
 553         * cp-tree.h (build_capture_proxy): Remove.
 554
 555 2018-02-26  Marek Polacek  <polacek@redhat.com>
 556
 557         PR c++/84537
 558         * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
 559         if name is error node.
 560
 561 2018-02-25  Jason Merrill  <jason@redhat.com>
 562
 563         PR c++/84015 - ICE with class deduction and auto template parm.
 564         * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
 565
 566 2018-02-24  Marek Polacek  <polacek@redhat.com>
 567
 568         PR c++/83692
 569         * constexpr.c (maybe_constant_init_1): New function.
 570         (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
 571         (cxx_constant_init): New function.
 572         * cp-tree.h (cxx_constant_init): Declare.
 573         * typeck2.c (store_init_value): Call cxx_constant_init instead of
 574         cxx_constant_value.  Move the maybe_constant_init call under an 'else'.
 575
 576 2018-02-22  Jason Merrill  <jason@redhat.com>
 577
 578         PR c++/70468 - ICE with constructor delegation via typedef.
 579         * pt.c (tsubst_initializer_list): Check for other mem-initializers
 580         with constructor delegation.
 581
 582 2018-02-22  Jason Merrill  <jason@redhat.com>
 583
 584         PR c++/84424 - ICE with constexpr and __builtin_shuffle.
 585         * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
 586         VECTOR_TYPE.
 587
 588 2018-02-22  Marek Polacek  <polacek@redhat.com>
 589
 590         PR c++/84493
 591         * parser.c (cp_parser_braced_list): Use require_open instead of
 592         consume_open.
 593
 594 2018-02-21  Jason Merrill  <jason@redhat.com>
 595
 596         PR c++/84454 - ICE with pack expansion in signature.
 597         * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
 598
 599 2018-02-20  Siddhesh Poyarekar  <siddhesh@sourceware.org>
 600
 601         * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
 602         IF_STMT.
 603
 604 2018-02-20  Paolo Carlini  <paolo.carlini@oracle.com>
 605
 606         PR c++/84446
 607         * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
 608         on error_mark_node.
 609
 610 2018-02-20  Jakub Jelinek  <jakub@redhat.com>
 611
 612         PR c++/84445
 613         * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
 614         TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
 615
 616         PR c++/84449
 617         * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
 618         returns error_mark_node, return it immediately.
 619         (break_out_target_exprs): If cp_walk_tree with bot_manip returns
 620         error_mark_node, return error_mark_node.
 621
 622         PR c++/84455
 623         * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
 624         function_depth to avoid GC during finish_lambda_function.
 625
 626 2018-02-19  Jason Merrill  <jason@redhat.com>
 627
 628         PR c++/84429 - ICE capturing VLA.
 629         * lambda.c (build_capture_proxy): Handle reference refs.
 630
 631 2018-02-19  Jakub Jelinek  <jakub@redhat.com>
 632
 633         PR c++/84448
 634         * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
 635         either operand is error_mark_node, set current.lhs to that instead of
 636         creating a binary op with error_mark_node operands.
 637
 638         PR c++/84430
 639         * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
 640
 641 2018-02-19  Paolo Carlini  <paolo.carlini@oracle.com>
 642
 643         PR c++/84348
 644         * decl.c (grokdeclarator): Early return error_mark_node upon
 645         ill-formed friend declaration.
 646
 647 2018-02-16  Marek Polacek  <polacek@redhat.com>
 648             Jakub Jelinek  <jakub@redhat.com>
 649
 650         PR c++/84192
 651         * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
 652         set *jump_target to anything if jump_target is NULL.
 653
 654 2018-02-16  Jason Merrill  <jason@redhat.com>
 655
 656         PR c++/84151 - unnecessary volatile load with static member.
 657         * call.c (build_new_method_call_1): Avoid loading from a volatile
 658         lvalue used as the object argument for a static member function.
 659
 660         PR c++/81853 - using-directive and constexpr.
 661         * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
 662
 663         PR c++/84420 - ICE with structured binding in lambda.
 664         * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
 665
 666         PR c++/83835 - C++17 error with constructor ctors.
 667         * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
 668
 669         PR c++/82664 - ICE with reference to function template parm.
 670         * pt.c (convert_nontype_argument_function): Avoid obfuscationg
 671         NOP_EXPRs.
 672
 673         PR c++/82764 - C++17 ICE with empty base
 674         * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
 675
 676 2018-02-16  Jason Merrill  <jason@redhat.com>
 677
 678         PR c++/84421 - type-dependent if constexpr
 679         * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
 680
 681 2018-02-16  Nathan Sidwell  <nathan@acm.org>
 682
 683         Deprecate -ffriend-injection.
 684         * decl.c (cxx_init_decl_processing): Emit warning on option.
 685         * name-lookup.c (do_pushdecl): Emit warning if we push a visible
 686         friend.
 687
 688 2018-02-16  Paolo Carlini  <paolo.carlini@oracle.com>
 689
 690         PR c++/82468
 691         * decl.c (check_special_function_return_type): Reject template
 692         template parameter in deduction guide.
 693
 694 2018-02-16  Nathan Sidwell  <nathan@acm.org>
 695
 696         PR c++/84375
 697         * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
 698
 699 2018-02-15  Jason Merrill  <jason@redhat.com>
 700
 701         PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
 702         * call.c (convert_like_real): Don't use the copy-list-initialization
 703         shortcut for ck_base.
 704
 705         PR c++/84045 - ICE with typedef and noexcept.
 706         * except.c (build_noexcept_spec): Use strip_typedefs_expr.
 707
 708         PR c++/84376 - ICE with omitted template arguments.
 709         * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
 710
 711         PR c++/84368 - wrong error with local variable in variadic lambda.
 712         * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
 713         local_specializations.
 714
 715 2018-02-15  Paolo Carlini  <paolo.carlini@oracle.com>
 716
 717         PR c++/84330
 718         * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
 719         as first argument.
 720
 721 2018-02-14  Paolo Carlini  <paolo.carlini@oracle.com>
 722
 723         PR c++/84350
 724         * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
 725         init, early return.
 726
 727 2018-02-14  Nathan Sidwell  <nathan@acm.org>
 728
 729         * decl2.c (mark_vtable_entries): Set input_location to decl's.
 730         (c_parse_final_cleanups): Restore input_location after emitting
 731         vtables.
 732
 733 2018-02-14  Paolo Carlini  <paolo.carlini@oracle.com>
 734
 735         * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
 736         (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
 737         auto_deduction_context, tree, int): Add defaults.
 738         * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
 739         (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
 740         tsubst_flags_t argument.
 741         * init.c (build_new): Likewise.
 742
 743 2018-02-13  Jakub Jelinek  <jakub@redhat.com>
 744
 745         PR c++/84364
 746         * typeck.c (check_return_expr): Don't emit -Weffc++ warning
 747         about return other than *this in assignment operators if
 748         retval is type dependent expression.
 749
 750 2018-02-13  Paolo Carlini  <paolo.carlini@oracle.com>
 751
 752         PR c++/84333
 753         * call.c (build_conditional_expr_1): Use cp_save_expr instead of
 754         save_expr for the G++ extension.
 755
 756 2018-02-13  Jason Merrill  <jason@redhat.com>
 757
 758         PR c++/84080 - ICE with return type deduction and specialization.
 759         * pt.c (determine_specialization): Check uses_template_parms.
 760
 761         Fix more variadic capture issues.
 762         * pt.c (find_parameter_packs_r): Also look at explicit captures.
 763         (check_for_bare_parameter_packs): Check current_class_type for
 764         lambda context.
 765         (extract_locals_r): Handle seeing a full instantiation of a pack.
 766         (tsubst_pack_expansion): Likewise.  Force lambda capture.
 767         * parser.c (cp_parser_lambda_introducer): Don't
 768         check_for_bare_parameter_packs.
 769
 770         PR c++/84338 - wrong variadic sizeof.
 771         * pt.c (argument_pack_select_arg): Like the macro, but look through
 772         a pack expansion.
 773         (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
 774         (extract_fnparm_pack): Do make_pack_expansion.
 775         (extract_locals_r): Do strip a pack expansion.
 776         * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
 777
 778 2018-02-12  Jakub Jelinek  <jakub@redhat.com>
 779
 780         PR c++/84341
 781         * parser.c (cp_parser_binary_expression): Use build_min instead of
 782         build2_loc to build the no_toplevel_fold_p toplevel binary expression.
 783
 784 2018-02-12  Nathan Sidwell  <nathan@acm.org>
 785
 786         PR c++/84263
 787         * parser.c (cp_parser_decltype): Push and pop
 788         deferring_access_checks.  Reorganize to avoid goto.
 789
 790 2018-02-12  Richard Biener  <rguenther@suse.de>
 791
 792         PR c++/84281
 793         * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
 794         uniform constructors and delay allocating them fully.
 795
 796 2018-02-09  Jason Merrill  <jason@redhat.com>
 797
 798         PR c++/84036 - ICE with variadic capture.
 799         Handle variadic capture proxies more like non-variadic.
 800         * lambda.c (build_capture_proxy): Remove workaround.
 801         * pt.c (find_parameter_packs_r): The proxy is a pack.
 802         (instantiate_class_template_1): Remove dead lambda code.
 803         (extract_fnparm_pack): Don't make_pack_expansion.
 804         (extract_locals_r): Don't strip a pack expansion.
 805         (tsubst_pack_expansion): Handle proxy packs.  Use
 806         PACK_EXPANSION_EXTRA_ARGS less.
 807         (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
 808         (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
 809         [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
 810         (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
 811         (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
 812
 813 2018-02-10  Jakub Jelinek  <jakub@redhat.com>
 814
 815         PR sanitizer/83987
 816         * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
 817
 818 2018-02-09  Jason Merrill  <jason@redhat.com>
 819
 820         PR c++/81917 - ICE with void_t and partial specialization.
 821         * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
 822         calling most_specialized_partial_spec.
 823
 824 2018-02-09  Nathan Sidwell  <nathan@acm.org>
 825
 826         PR c/84293
 827         * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
 828         Pass expr location to strict_aliasing_warning.
 829
 830 2018-02-09  Jason Merrill  <jason@redhat.com>
 831
 832         PR c++/84296 - ICE with qualified-id in template.
 833         PR c++/83714
 834         * pt.c (unknown_base_ref_p): New.
 835         (instantiation_dependent_scope_ref_p): Use it instead of
 836         any_dependent_bases_p.
 837
 838 2018-02-09  Marek Polacek  <polacek@redhat.com>
 839             Jakub Jelinek  <jakub@redhat.com>
 840
 841         PR c++/83659
 842         * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
 843         fold_indirect_ref_1, including poly_*int64.  Verify first that
 844         tree_fits_poly_int64_p (op01).  Formatting fixes.
 845
 846 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
 847
 848         * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
 849         * lambda.c (build_capture_proxy): Likewise.
 850         * search.c (field_access_p): Likewise.
 851         * semantics.c (omp_clause_decl, omp_privatize_field,
 852         finish_omp_clauses): Likewise.
 853
 854 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
 855
 856         PR c++/83806
 857         * typeck.c (decay_conversion): Use mark_rvalue_use for the special
 858         case of nullptr too.
 859
 860 2018-02-08  Nathan Sidwell  <nathan@acm.org>
 861
 862         * class.c (finish_struct): Fix std:initializer_list diagnostic
 863         formatting.
 864
 865 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
 866
 867         PR c++/83204
 868         * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
 869
 870 2018-02-07  Jakub Jelinek  <jakub@redhat.com>
 871
 872         PR c++/84082
 873         * parser.c (cp_parser_dot_deref_incomplete): New function.
 874         (cp_parser_postfix_dot_deref_expression): Use it.
 875
 876 2018-02-07  David Malcolm  <dmalcolm@redhat.com>
 877
 878         PR c++/81610
 879         PR c++/80567
 880         * name-lookup.c (suggest_rid_p): New function.
 881         (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
 882         suggest_rid_p.
 883
 884 2018-02-07  Jason Merrill  <jason@redhat.com>
 885
 886         PR c++/84182 - ICE with captured lambda
 887         PR c++/84181
 888         * pt.c (extract_locals_r, extract_local_specs): New.
 889         (tsubst_pack_expansion): Use them.
 890
 891 2018-02-07  Martin Liska  <mliska@suse.cz>
 892
 893         PR c++/84059.
 894         * class.c (add_method): Append argument value.
 895         * cp-tree.h (maybe_version_functions): Add new argument.
 896         * decl.c (decls_match): Call it if a declaration does not
 897         have DECL_FUNCTION_VERSIONED.
 898         (maybe_version_functions): record argument is added.
 899
 900 2018-02-05  Marek Polacek  <polacek@redhat.com>
 901
 902         * class.c: Remove unused global variables.
 903         (build_primary_vtable): Don't gather statistics.
 904         (print_class_statistics): Remove.
 905         * cp-tree.h (print_class_statistics): Remove.
 906         * tree.c (cxx_print_statistics): Don't call print_class_statistics.
 907
 908 2018-02-02  Paolo Carlini  <paolo.carlini@oracle.com>
 909
 910         * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
 911         * constexpr.c (cx_check_missing_mem_inits): Likewise.
 912         * decl.c (next_initializable_field, find_decomp_class_base,
 913         cp_finish_decomp): Likewise.
 914         * typeck2.c (process_init_constructor_record): Likewise.
 915
 916 2018-02-02  Jason Merrill  <jason@redhat.com>
 917
 918         PR c++/84181 - ICE with lambda parm in template argument.
 919         * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
 920
 921 2018-02-01  Jason Merrill  <jason@redhat.com>
 922
 923         PR c++/84160 - ICE with nested variadic capture.
 924         * lambda.c (is_capture_proxy_with_ref): New.
 925         (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
 926         COMPONENT_REF.
 927         * expr.c (mark_use): Use is_capture_proxy_with_ref.
 928         * constexpr.c (potential_constant_expression_1): Likewise.
 929         * semantics.c (process_outer_var_ref): Likewise.
 930
 931 2018-02-01  Marek Polacek  <polacek@redhat.com>
 932
 933         PR c++/84125
 934         * typeck.c (build_address): Relax the assert when
 935         processing_template_decl.
 936
 937 2018-02-01  Jason Merrill  <jason@redhat.com>
 938
 939         PR c++/84126 - ICE with variadic generic lambda
 940         PR c++/84036
 941         PR c++/82249
 942         * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
 943         PACK_EXPANSION_EXTRA_ARGS.
 944
 945 2018-02-01  Paolo Carlini  <paolo.carlini@oracle.com>
 946
 947         PR c++/83796
 948         * call.c (convert_like_real): If w're initializing from {} explicitly
 949         call abstract_virtuals_error_sfinae.
 950
 951 2018-01-31  Jason Merrill  <jason@redhat.com>
 952             Jakub Jelinek  <jakub@redhat.com>
 953
 954         PR c++/83993
 955         * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
 956         around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
 957         on ADDR_EXPR.
 958
 959 2018-01-31  Jakub Jelinek  <jakub@redhat.com>
 960
 961         PR c++/83993
 962         * constexpr.c (diag_array_subscript): Emit different diagnostics
 963         if TYPE_DOMAIN (arraytype) is NULL.
 964         (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
 965         with NULL TYPE_DOMAIN use size_zero_node as nelts.
 966
 967 2018-01-31  Paolo Carlini  <paolo.carlini@oracle.com>
 968
 969         PR c++/84092
 970         * semantics.c (finish_qualified_id_expr): When handling an
 971         UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
 972
 973 2018-01-31  Marek Polacek  <polacek@redhat.com>
 974
 975         PR c++/84138
 976         * cp-gimplify.c (cp_fold): Check if X is an error node before
 977         calling useless_type_conversion_p.
 978
 979 2018-01-30  Jason Merrill  <jason@redhat.com>
 980
 981         PR c++/84091 - ICE with local class in lambda in template.
 982         * decl2.c (determine_visibility): Look for outer containing template
 983         instantiation.
 984
 985         PR c++/84098 - ICE with lambda in template NSDMI.
 986         * pt.c (instantiate_class_template_1): Ignore more lambdas.
 987
 988 2018-01-29  Jason Merrill  <jason@redhat.com>
 989
 990         PR c++/68810 - wrong location for reinterpret_cast error.
 991         * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
 992         !dofold.
 993
 994 2018-01-29  Marek Polacek  <polacek@redhat.com>
 995
 996         PR c++/83996
 997         * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
 998         => fooarray[1] in offset_int.
 999
1000 2018-01-29  Jason Merrill  <jason@redhat.com>
1001
1002         PR c++/83942 - wrong unused warning with static_cast.
1003         * cvt.c (ocp_convert): Call mark_rvalue_use.
1004
1005 2018-01-26  Jason Merrill  <jason@redhat.com>
1006
1007         PR c++/83956 - wrong dtor error with anonymous union
1008         * method.c (walk_field_subobs): Variant members only affect
1009         deletedness.
1010         (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1011
1012         PR c++/84036 - ICE with variadic capture.
1013         PR c++/82249
1014         * pt.c (tsubst_pack_expansion): When optimizing a simple
1015         substitution, pull a single pack expansion out of its pack.
1016
1017         PR c++/82514 - ICE with local class in generic lambda.
1018         * pt.c (regenerated_lambda_fn_p): Remove.
1019         (enclosing_instantiation_of): Don't use it.
1020         (tsubst_function_decl): Call enclosing_instantiation_of.
1021
1022         * pt.c (lookup_template_class_1): Add sanity check.
1023         * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1024
1025 2018-01-25  Jakub Jelinek  <jakub@redhat.com>
1026
1027         PR c++/84031
1028         * decl.c (find_decomp_class_base): Ignore unnamed bitfields.  Ignore
1029         recursive calls that return ret.
1030         (cp_finish_decomp): Ignore unnamed bitfields.
1031
1032 2018-01-23  Jason Merrill  <jason@redhat.com>
1033
1034         PR c++/82249 - wrong mismatched pack length error.
1035         * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1036         unsubstituted function parameter pack.
1037
1038 2018-01-23  Paolo Carlini  <paolo.carlini@oracle.com>
1039
1040         PR c++/83921
1041         * decl.c (check_for_uninitialized_const_var): Not static; add
1042         bool and tsubst_flags_t parameters; adjust to be used both in
1043         constexpr context and not.
1044         * constexpr.c (potential_constant_expression_1): Use the above.
1045         * cp-tree.h (check_for_uninitialized_const_var): Declare.
1046
1047 2018-01-23  Jason Merrill  <jason@redhat.com>
1048
1049         PR c++/83947 - ICE with auto declarations.
1050         * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1051         * decl.c (undeduced_auto_decl): Limit to vars and fns.
1052
1053 2018-01-23  David Malcolm  <dmalcolm@redhat.com>
1054
1055         PR c++/83974
1056         * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1057         for pointer to member function types.
1058
1059 2018-01-23  Jakub Jelinek  <jakub@redhat.com>
1060
1061         PR sanitizer/83987
1062         * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1063         DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1064
1065 2018-01-23  Nathan Sidwell  <nathan@acm.org>
1066
1067         PR c++/83988
1068         * pt.c (tsubst_baselink): Remove optype assert.
1069         * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1070
1071 2018-01-23  Jakub Jelinek  <jakub@redhat.com>
1072
1073         PR c++/83958
1074         * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1075         refers to incomplete type.
1076
1077 2018-01-23  Nathan Sidwell  <nathan@acm.org>
1078
1079         Deprecate ARM-era for scope handling
1080         * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1081         (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1082         cleared.
1083         * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1084         cleanup handling.
1085         * semantics.c (begin_for_scope): Flag_new_for_scope is
1086         boolean-like.
1087         (finish_for_stmt, begin_range_for_stmt): Likewise.
1088
1089 2018-01-22  Jason Merrill  <jason@redhat.com>
1090
1091         PR c++/83720
1092         * decl2.c (determine_visibility): Fix template_decl handling
1093         instead of blocking it.
1094
1095         PR c++/83720 - ICE with lambda and LTO.
1096         * decl2.c (determine_visibility): Clear template_decl for
1097         function-scope decls.  Propagate anonymous linkage from containing
1098         function.
1099
1100 2018-01-22  Marek Polacek  <polacek@redhat.com>
1101
1102         PR c++/81933
1103         * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1104         split out anything.
1105
1106 2018-01-22  Ville Voutilainen  <ville.voutilainen@gmail.com>
1107
1108         PR c++/83895
1109         * decl.c (grokdeclarator): Don't diagnose extra parens
1110         on typedefs.
1111
1112 2018-01-19  Jakub Jelinek  <jakub@redhat.com>
1113
1114         PR c++/81167
1115         * call.c (joust): Use TREE_TYPE (source) if source is
1116         a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1117
1118         PR c++/83919
1119         * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1120         for direct enum init.
1121         * decl.c (reshape_init): Likewise.
1122
1123 2018-01-19  Marek Polacek  <polacek@redhat.com>
1124
1125         * constexpr.c (fold_simple): Simplify.
1126
1127 2018-01-18  Jason Merrill  <jason@redhat.com>
1128
1129         PR c++/83714
1130         * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1131         * pt.c (instantiation_dependent_scope_ref_p): True if
1132         any_dependent_bases_p.
1133
1134 2018-01-18  Paolo Carlini  <paolo.carlini@oracle.com>
1135
1136         * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1137         vs DECL_NONTRIVIALLY_INITIALIZED_P).
1138
1139 2018-01-18  Jason Merrill  <jason@redhat.com>
1140
1141         PR c++/82461 - constexpr list-initialized member
1142         * constexpr.c (potential_constant_expression_1): Check
1143         TARGET_EXPR_DIRECT_INIT_P.
1144
1145 2018-01-18  Paolo Carlini  <paolo.carlini@oracle.com>
1146
1147         PR c++/81013
1148         * decl.c (xref_basetypes): Early return upon error about derived
1149         union.
1150
1151 2018-01-18  Nathan Sidwell  <nathan@acm.org>
1152
1153         PR c++/83160
1154         * cp-tree.h (mark_use): Declare.
1155         * expr.c (mark_use): Make extern.
1156         * call.c (direct_reference_binding): Set inner conv's
1157         rvaluedness_matches_p, if it is an identity.
1158         (convert_like_real): Mark lvalue or rvalue use for identity as
1159         rvaledness_matches_p demands.
1160
1161 2018-01-18  Jakub Jelinek  <jakub@redhat.com>
1162
1163         PR c++/83824
1164         * parser.c (attr_chainon): New function.
1165         (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1166         cp_parser_namespace_definition, cp_parser_init_declarator,
1167         cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1168         cp_parser_gnu_attributes_opt): Use it.
1169         (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1170         cp_parser_objc_struct_declaration): Likewise.  Don't reset
1171         prefix_attributes if attributes is error_mark_node.
1172
1173 2018-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
1174
1175         PR c++/78344
1176         * decl.c (grokdeclarator): Do not append the error_mark_node
1177         due to an erroneous optional attribute-specifier-seq.
1178
1179 2018-01-17  Jakub Jelinek  <jakub@redhat.com>
1180
1181         PR c++/83897
1182         * cp-gimplify.c (cp_maybe_instrument_return): Handle
1183         CLEANUP_POINT_EXPR.
1184
1185 2018-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
1186
1187         PR c++/81054
1188         * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1189         error_mark_node when we give an error.
1190         * decl.c (cp_finish_decl): Use the latter.
1191
1192 2018-01-17  Nathan Sidwell  <nathan@acm.org>
1193
1194         PR c++/83287
1195         * init.c (build_raw_new_expr): Scan list for lookups to keep.
1196
1197 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
1198
1199         PR c++/83814
1200         * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1201         the C++ part.  If processing a template, call
1202         fold_non_dependent_expr rather than fully folding.
1203
1204 2018-01-17  Jason Merrill  <jason@redhat.com>
1205
1206         PR c++/81067 - redundant NULL warning.
1207         * call.c (convert_like_real): Restore null_node handling.
1208
1209 2018-01-17  Jason Merrill  <jason@redhat.com>
1210
1211         PR c++/81843 - ICE with variadic member template.
1212         PR c++/72801
1213         * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1214         template args.
1215
1216 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
1217
1218         PR c++/83799
1219         * pt.c (type_dependent_expression_p): Strip any location wrapper
1220         before testing tree codes.
1221         (selftest::test_type_dependent_expression_p): New function.
1222         (selftest::cp_pt_c_tests): Call it.
1223
1224 2018-01-17  Nathan Sidwell  <nathan@acm.org>
1225
1226         PR c++/83739
1227         * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1228         this not a final instantiation.
1229
1230 2018-01-16  Jason Merrill  <jason@redhat.com>
1231
1232         PR c++/83714 - ICE checking return in template.
1233         * typeck.c (check_return_expr): Call build_non_dependent_expr.
1234
1235 2018-01-16  Jakub Jelinek  <jakub@redhat.com>
1236
1237         PR c++/83817
1238         * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1239         is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1240         instead of CALL_FROM_THUNK_P.
1241
1242         PR c++/83825
1243         * name-lookup.c (member_vec_dedup): Return early if len is 0.
1244         (resort_type_member_vec, set_class_bindings,
1245         insert_late_enum_def_bindings): Use vec qsort method instead of
1246         calling qsort directly.
1247
1248 2018-01-15  Martin Sebor  <msebor@redhat.com>
1249
1250         PR c++/83588
1251         * class.c (find_flexarrays): Make a record of multiple flexible array
1252         members.
1253
1254 2018-01-12  Jason Merrill  <jason@redhat.com>
1255
1256         PR c++/83186 - ICE with static_cast of list-initialized temporary.
1257         * typeck.c (build_static_cast): Use build_non_dependent_expr.
1258
1259 2018-01-12  Nathan Sidwell  <nathan@acm.org>
1260
1261         * cp-tree.h (mark_rvalue_use): Add parm name.
1262         * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1263         mark_rvalue_use.
1264         * call.c (convert_like_real): Fix formatting.
1265
1266 2018-01-11  Jason Merrill  <jason@redhat.com>
1267
1268         PR c++/82728 - wrong -Wunused-but-set-variable
1269         PR c++/82799
1270         PR c++/83690
1271         * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
1272         * decl.c (case_conversion): Likewise.
1273         * semantics.c (finish_static_assert): Call
1274         perform_implicit_conversion_flags.
1275
1276 2018-01-11  Nathan Sidwell  <nathan@acm.org>
1277
1278         * method.c (enum mangling_flags): Delete long-dead enum.
1279
1280 2018-01-10  Paolo Carlini  <paolo.carlini@oracle.com>
1281
1282         * parser.c (cp_parser_std_attribute_spec): When
1283         token_pair::require_open / require_close return false simply
1284         return error_mark_node, avoid duplicate cp_parser_error about
1285         expected '(' / ')', respectively.
1286
1287 2018-01-10  David Malcolm  <dmalcolm@redhat.com>
1288
1289         PR c++/43486
1290         * call.c (null_ptr_cst_p): Strip location wrappers when
1291         converting from '0' to a pointer type in C++11 onwards.
1292         (conversion_null_warnings): Replace comparison with null_node with
1293         call to null_node_p.
1294         (build_over_call): Likewise.
1295         * cp-gimplify.c (cp_fold): Remove the early bailout when
1296         processing_template_decl.
1297         * cp-lang.c (selftest::run_cp_tests): Call
1298         selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
1299         * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
1300         (selftest::run_cp_tests): Move decl to bottom of file.
1301         (null_node_p): New inline function.
1302         (selftest::cp_pt_c_tests): New decl.
1303         (selftest::cp_tree_c_tests): New decl.
1304         * cvt.c (build_expr_type_conversion): Replace comparison with
1305         null_node with call to null_node_p.
1306         * error.c (args_to_string): Likewise.
1307         * except.c (build_throw): Likewise.
1308         * mangle.c (write_expression): Skip location wrapper nodes.
1309         * parser.c (literal_integer_zerop): New function.
1310         (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
1311         the result for RID_TYPEID. Pass true for new "wrap_locations_p"
1312         param of cp_parser_parenthesized_expression_list.  When calling
1313         warn_for_memset, replace integer_zerop calls with
1314         literal_integer_zerop, eliminating the double logical negation
1315         cast to bool.  Eliminate the special-casing for CONST_DECL in
1316         favor of the fold_for_warn within warn_for_memset.
1317         (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
1318         param, defaulting to false.  Convert "expr" to a cp_expr, and call
1319         maybe_add_location_wrapper on it when wrap_locations_p is true.
1320         (cp_parser_unary_expression): Call maybe_add_location_wrapper on
1321         the result for RID_ALIGNOF and RID_SIZEOF.
1322         (cp_parser_builtin_offsetof): Likewise.
1323         * pt.c: Include "selftest.h".
1324         (tsubst_copy): Handle location wrappers.
1325         (tsubst_copy_and_build): Likewise.
1326         (build_non_dependent_expr): Likewise.
1327         (selftest::test_build_non_dependent_expr): New function.
1328         (selftest::cp_pt_c_tests): New function.
1329         * tree.c: Include "selftest.h".
1330         (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
1331         (selftest::test_lvalue_kind): New function.
1332         (selftest::cp_tree_c_tests): New function.
1333         * typeck.c (string_conv_p): Strip any location wrapper from "exp".
1334         (cp_build_binary_op): Replace comparison with null_node with call
1335         to null_node_p.
1336         (build_address): Use location of operand when building address
1337         expression.
1338
1339 2018-01-10  Marek Polacek  <polacek@redhat.com>
1340
1341         PR c++/82541
1342         * call.c (build_conditional_expr_1): Check complain before warning.
1343         * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
1344         -Wduplicated-branches.
1345
1346 2018-01-10  Jakub Jelinek  <jakub@redhat.com>
1347
1348         PR c++/81327
1349         * call.c (maybe_warn_class_memaccess): Add forward declaration.
1350         Change last argument from tree * to const vec<tree, va_gc> *, adjust
1351         args uses and check number of operands too.  Don't strip away any
1352         nops.  Use maybe_constant_value when looking for INTEGER_CST args.
1353         Deal with src argument not having pointer type.  Check
1354         tree_fits_uhwi_p before calling tree_to_uhwi.  Remove useless
1355         test.
1356         (build_over_call): Call maybe_warn_class_memaccess here on the
1357         original arguments.
1358         (build_cxx_call): Rather than here on converted arguments.
1359
1360 2018-01-10  Paolo Carlini  <paolo.carlini@oracle.com>
1361
1362         PR c++/81055
1363         * init.c (build_vec_init): Avoid building an INIT_EXPR with
1364         error_mark_node as second argument.
1365
1366 2018-01-09  Jakub Jelinek  <jakub@redhat.com>
1367
1368         PR c++/83734
1369         * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
1370         in STATEMENT_LIST.  Remove unneeded assert.
1371
1372 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1373             Alan Hayward  <alan.hayward@arm.com>
1374             David Sherwood  <david.sherwood@arm.com>
1375
1376         * constexpr.c (cxx_eval_array_reference): Handle polynomial
1377         VECTOR_CST_NELTS.
1378         (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
1379         * call.c (build_conditional_expr_1): Likewise.
1380         * decl.c (cp_finish_decomp): Likewise.
1381         * mangle.c (write_type): Likewise.
1382         * typeck.c (structural_comptypes): Likewise.
1383         (cp_build_binary_op): Likewise.
1384         * typeck2.c (process_init_constructor_array): Likewise.
1385
1386 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1387
1388         PR c++/83555
1389         * typeck.c (build_static_cast_1): For static casts to reference types,
1390         call build_base_path with flag_delete_null_pointer_checks as nonnull
1391         instead of always false.  When -fsanitize=null, call
1392         ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
1393         * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
1394         call if the first argument is INTEGER_CST with REFERENCE_TYPE.
1395
1396 2018-01-03  Nathan Sidwell  <nathan@acm.org>
1397
1398         PR c++/83667
1399         * method.c (make_alias_for): Copy DECL_CONTEXT.
1400
1401 2018-01-03  Marek Polacek  <polacek@redhat.com>
1402
1403         PR c++/83592
1404         * decl.c (grokdeclarator): Don't warn about MVP in typename context.
1405
1406 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1407
1408         PR preprocessor/83602
1409         * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
1410         for builtin macros.
1411
1412         PR c++/83634
1413         * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
1414         error_mark_node, return error_mark_node.
1415
1416         Update copyright years.
1417
1418 2018-01-02  Jakub Jelinek  <jakub@redhat.com>
1419
1420         PR c++/83556
1421         * tree.c (replace_placeholders_r): Pass NULL as last argument to
1422         cp_walk_tree instead of d->pset.  If non-TREE_CONSTANT and
1423         non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
1424         to false and return.
1425         (replace_placeholders): Pass NULL instead of &pset as last argument
1426         to cp_walk_tree.
1427
1428 2018-01-02  Nathan Sidwell  <nathan@acm.org>
1429
1430         * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
1431         lval var.
1432 \f
1433 Copyright (C) 2018 Free Software Foundation, Inc.
1434
1435 Copying and distribution of this file, with or without modification,
1436 are permitted in any medium without royalty provided the copyright
1437 notice and this notice are preserved.