gcc/cp/ChangeLog

   1 2018-03-20  Jason Merrill  <jason@redhat.com>
   2
   3         PR c++/84978, ICE with NRVO.
   4         * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
   5         (cp_get_callee_fndecl_nofold): New.
   6         * cp-gimplify.c (cp_genericize_r): Use it instead.
   7         * call.c (check_self_delegation): Likewise.
   8
   9 2018-03-20  Nathan Sidwell  <nathan@acm.org>
  10
  11         PR c++/84962
  12         * name-lookup.c (pushdecl_class_level): Push anon-struct's
  13         member_vec, if there is one.
  14
  15         PR c++/84970
  16         * cp-tree.h (lookup_list_keep): Declare.
  17         * tree.c (lookup_list_keep): New, broken out of ...
  18         (build_min): ... here.  Call it.
  19         * decl.c (cp_finish_decl): Call lookup_list_keep.
  20
  21 2018-03-19  Jason Merrill  <jason@redhat.com>
  22
  23         PR c++/84937 - ICE with class deduction and auto.
  24         * pt.c (rewrite_template_parm): Fix auto handling.
  25
  26 2018-03-19  Marek Polacek  <polacek@redhat.com>
  27
  28         PR c++/84925
  29         * pt.c (enclosing_instantiation_of): Check if fn is null.
  30
  31         PR c++/84927
  32         * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
  33         as we evaluate the elements.
  34         (cxx_eval_constant_expression): Verify constructor's flags
  35         unconditionally.
  36
  37 2018-03-19  Jason Merrill  <jason@redhat.com>
  38
  39         PR c++/71834 - template-id with too few arguments.
  40         * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
  41
  42 2018-03-19  Nathan Sidwell  <nathan@acm.org>
  43
  44         PR c++/84835
  45         * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
  46         * pt.c (build_template_decl): Propagate language linkage.
  47
  48         PR c++/84812
  49         * name-lookup.c (set_local_extern_decl_linkage): Defend against
  50         ambiguous lookups.
  51
  52 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
  53
  54         PR c/84910
  55         * parser.c (cp_parser_lambda_introducer): Remove trailing space from
  56         diagnostics.
  57         * method.c (synthesize_method): Likewise.
  58         * pt.c (convert_nontype_argument): Likewise.
  59
  60 2018-03-16  Jason Merrill  <jason@redhat.com>
  61
  62         PR c++/84720 - ICE with rvalue ref non-type argument.
  63         * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
  64         (convert_nontype_argument): Revert earlier change.
  65
  66         PR c++/80227 - SFINAE and negative array size.
  67         * decl.c (compute_array_index_type): Use
  68         build_converted_constant_expr and valid_constant_size_p.
  69
  70         PR c++/84906 - silent wrong code with ambiguous conversion.
  71         * call.c (build_user_type_conversion_1): Set need_temporary_p on
  72         ambiguous conversion.
  73         (convert_like_real): Check it.
  74
  75         PR c++/83937 - wrong C++17 handling of init-list ctor argument.
  76         * call.c (build_special_member_call): Don't convert an init-list
  77         argument directly to the class type.
  78
  79 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
  80
  81         PR c++/79937
  82         PR c++/82410
  83         * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
  84         (find_placeholder): Declare.
  85         * tree.c (struct replace_placeholders_t): Add exp member.
  86         (replace_placeholders_r): Don't walk into ctors with
  87         CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
  88         d->exp.  Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
  89         (replace_placeholders): Initialize data.exp.
  90         (find_placeholders_r, find_placeholders): New functions.
  91         * typeck2.c (process_init_constructor_record,
  92         process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
  93         if adding NSDMI on which find_placeholder returns true.
  94         * call.c (build_over_call): Don't call replace_placeholders here.
  95         * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
  96         TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
  97         TARGET_EXPR_INITIAL.
  98         (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
  99         ctor.
 100
 101 2018-03-16  Jason Merrill  <jason@redhat.com>
 102
 103         PR c++/83911 - ICE with multiversioned constructor.
 104         * cp-gimplify.c (cp_genericize_r): Replace versioned function with
 105         dispatchere here.
 106         * call.c (build_over_call): Not here.
 107
 108 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
 109
 110         PR c++/84874
 111         * decl.c (reshape_init_class): Don't assert d->cur->index == field
 112         if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
 113
 114 2018-03-15  Jakub Jelinek  <jakub@redhat.com>
 115
 116         PR c++/84222
 117         * cp-tree.h (cp_warn_deprecated_use): Declare.
 118         * tree.c (cp_warn_deprecated_use): New function.
 119         * typeck2.c (build_functional_cast): Use it.
 120         * decl.c (grokparms): Likewise.
 121         (grokdeclarator): Likewise.  Temporarily push nested class scope
 122         around grokparms call for out of class member definitions.
 123
 124 2018-03-14  Jason Merrill  <jason@redhat.com>
 125
 126         PR c++/84820 - no error for invalid qualified-id.
 127         * parser.c (cp_parser_make_indirect_declarator): Don't wrap
 128         cp_error_declarator.
 129
 130         PR c++/84801 - ICE with unexpanded pack in lambda.
 131         * pt.c (check_for_bare_parameter_packs): Don't return early for a
 132         lambda in non-template context.
 133
 134         PR c++/81236 - auto variable and auto function
 135         * pt.c (tsubst_baselink): Update the type of the BASELINK after
 136         mark_used.
 137
 138 2018-03-14  Jason Merrill  <jason@redhat.com>
 139
 140         PR c++/83916 - ICE with template template parameters.
 141         * pt.c (convert_template_argument): Don't substitute into type of
 142         non-type parameter if we don't have enough arg levels.
 143         (unify): Likewise.
 144
 145 2018-03-14  Marek Polacek  <polacek@redhat.com>
 146
 147         PR c++/84596
 148         * semantics.c (finish_static_assert): Check
 149         instantiation_dependent_expression_p instead of
 150         {type,value}_dependent_expression_p.
 151
 152 2018-03-13  Paolo Carlini  <paolo.carlini@oracle.com>
 153             Jason Merrill  <jason@redhat.com>
 154
 155         PR c++/82336 - link error with list-init default argument.
 156         * decl.c (check_default_argument): Unshare an initializer list.
 157
 158 2018-03-13  Jakub Jelinek  <jakub@redhat.com>
 159
 160         PR c++/84843
 161         * decl.c (duplicate_decls): For redefinition of built-in, use error
 162         and return error_mark_node.  For redeclaration, return error_mark_node
 163         rather than olddecl if !flag_permissive.
 164
 165 2018-03-13  Jason Merrill  <jason@redhat.com>
 166
 167         PR c++/82565 - ICE with concepts and generic lambda.
 168         * pt.c (instantiate_decl): Clear fn_context for lambdas.
 169
 170 2018-03-13  Jason Merrill  <jason@redhat.com>
 171
 172         PR c++/84720 - ICE with rvalue ref non-type argument.
 173         * pt.c (convert_nontype_argument): Handle rvalue references.
 174
 175         PR c++/84839 - ICE with decltype of parameter pack.
 176         * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
 177         instantiating dummy parms.
 178
 179         * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
 180         parameter even without -Wpedantic.
 181
 182         PR c++/84798 - ICE with auto in abstract function declarator.
 183         * parser.c (cp_parser_parameter_declaration_clause): Check
 184         parser->default_arg_ok_p.
 185
 186 2018-03-13  Jakub Jelinek  <jakub@redhat.com>
 187
 188         PR c++/84808
 189         * constexpr.c (find_array_ctor_elt): Don't use elt reference after
 190         first potential CONSTRUCTOR_ELTS reallocation.  Convert dindex to
 191         sizetype.  Formatting fixes.
 192
 193 2018-03-12  Jason Merrill  <jason@redhat.com>
 194
 195         PR c++/84355 - ICE with deduction for member class template.
 196         * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
 197         CLASS_PLACEHOLDER_TEMPLATE.
 198
 199         PR c++/84802 - ICE capturing uninstantiated class.
 200         * lambda.c (build_capture_proxy): Call complete_type.
 201
 202 2018-03-09  Jason Merrill  <jason@redhat.com>
 203
 204         PR c++/84770 - ICE with typedef and parameter pack.
 205         * pt.c (verify_unstripped_args_1): Split out from
 206         verify_unstripped_args.
 207
 208         PR c++/84785 - ICE with alias template and default targs.
 209         * pt.c (type_unification_real): Set processing_template_decl if
 210         saw_undeduced == 1.
 211
 212         PR c++/84752 - ICE with capture of constexpr array.
 213         * call.c (standard_conversion): Set rvaluedness_matches_p on the
 214         identity conversion under ck_lvalue.
 215
 216 2018-03-09  Jason Merrill  <jason@redhat.com>
 217             Paolo Carlini  <paolo.carlini@oracle.com>
 218
 219         PR c++/71169
 220         PR c++/71832
 221         * pt.c (any_erroneous_template_args_p): New.
 222         * cp-tree.h (any_erroneous_template_args_p): Declare it.
 223         * parser.c (cp_parser_class_specifier_1): Use it.
 224
 225 2018-03-09  Jason Merrill  <jason@redhat.com>
 226
 227         PR c++/84726 - unnecessary capture of constant vars.
 228         * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
 229         (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
 230         * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
 231         * lambda.c (is_constant_capture_proxy)
 232         (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
 233         (prune_lambda_captures): New.
 234         (finish_lambda_function): Call prune_lambda_captures.
 235
 236 2018-03-09  Jason Merrill  <jason@redhat.com>
 237             Jakub Jelinek  <jakub@redhat.com>
 238
 239         PR c++/84076
 240         * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
 241         build ADDR_EXPR with REFERENCE_TYPE.
 242         (build_over_call): For purposes of check_function_arguments, if
 243         argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
 244         its operand rather than the argument itself.
 245
 246 2018-03-09  Jakub Jelinek  <jakub@redhat.com>
 247
 248         PR c++/84724
 249         * decl.c (duplicate_decls): Don't override __* prefixed builtins
 250         except for __[^b]*_chk, instead issue permerror and for -fpermissive
 251         also a note and return olddecl.
 252
 253 2018-03-09  Nathan Sidwell  <nathan@acm.org>
 254
 255         PR c++/84733
 256         * name-lookup.c (do_pushdecl_with_scope): Only clear
 257         current_function_decl when pushing a non-class (i.e. namespace)
 258         scope.
 259
 260 2018-03-08  Jason Merrill  <jason@redhat.com>
 261             Jakub Jelinek  <jakub@redhat.com>
 262
 263         PR c++/80598
 264         * call.c (build_over_call): In templates set TREE_USED (first_fn) when
 265         not calling mark_used for the benefit of -Wunused-function warning.
 266
 267 2018-03-06  Jason Merrill  <jason@redhat.com>
 268
 269         * lambda.c (is_capture_proxy_with_ref): Remove.
 270         * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
 271
 272 2018-03-06  Marek Polacek  <polacek@redhat.com>
 273
 274         PR c++/84684
 275         * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
 276         arguments.
 277
 278 2018-03-06  Alexandre Oliva <aoliva@redhat.com>
 279
 280         PR c++/84231
 281         * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
 282         only while processing template decls.
 283         * typeck.c (build_x_conditional_expr): Move wrapping of
 284         reference type around type...
 285         * call.c (build_conditional_expr_1): ... here.  Rename
 286         is_lvalue to is_glvalue.
 287         * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
 288         INDIRECT_REF of COND_EXPR too.
 289
 290         PR c++/84593
 291         * init.c (build_zero_init_1): Zero-initialize references.
 292
 293         PR c++/84492
 294         * semantics.c (finish_stmt_expr_expr): Reject unresolved
 295         overloads used as stmt expr values.
 296
 297 2018-03-05  Jason Merrill  <jason@redhat.com>
 298
 299         PR c++/84708 - ICE with lambda in local class NSDMI.
 300         * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
 301         context.
 302
 303 2018-03-05  Jakub Jelinek  <jakub@redhat.com>
 304
 305         PR c++/84684
 306         * constexpr.c (constexpr_call_hasher::equal): Return false if
 307         lhs->hash != rhs->hash.  Change return 1 to return true and
 308         return 0 to return false.
 309
 310 2018-03-05  Nathan Sidwell  <nathan@acm.org>
 311
 312         PR c++/84702
 313         * pt.c (process_template_arg): Mark lookup_keep on a default arg.
 314
 315 2018-03-05  Marek Polacek  <polacek@redhat.com>
 316
 317         PR c++/84707
 318         * decl.c (duplicate_decls): Check DECL_NAME before accessing
 319         UDLIT_OPER_P.
 320
 321 2018-03-05  Nathan Sidwell  <nathan@acm.org>
 322
 323         PR c++/84694
 324         * friend.c (do_friend): Restore check for identifier_p inside
 325         TEMPLATE_ID_EXPR.
 326
 327 2018-03-05  Paolo Carlini  <paolo.carlini@oracle.com>
 328
 329         PR c++/84618
 330         * parser.c (cp_parser_lambda_introducer): Reject any capture not
 331         involving a VAR_DECL or a PARM_DECL.
 332
 333 2018-03-05  Pádraig Brady  <P@draigBrady.com>
 334             Jason  Merrill  <jason@redhat.com>
 335             Nathan Sidwell  <nathan@acm.org>
 336
 337         PR c++/84497
 338         * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
 339
 340 2018-03-03  Jason Merrill  <jason@redhat.com>
 341
 342         PR c++/84686 - missing volatile loads.
 343         * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
 344
 345 2018-03-03  Paolo Carlini  <paolo.carlini@oracle.com>
 346
 347         PR c++/71464
 348         * optimize.c (maybe_thunk_body): Bail out immediately if either
 349         fns[0] or fns[1] is null.
 350
 351 2018-03-02  Marek Polacek  <polacek@redhat.com>
 352
 353         PR c++/84578
 354         * constexpr.c (get_array_or_vector_nelts): New.
 355         (cxx_eval_array_reference): Use it.
 356         (cxx_eval_vec_init_1): Likewise.
 357         (cxx_eval_store_expression): Likewise.
 358
 359 2018-03-02  Jason Merrill  <jason@redhat.com>
 360
 361         * semantics.c (force_paren_expr): Remove redundant test.
 362
 363 2018-03-02  Marek Polacek  <polacek@redhat.com>
 364
 365         PR c++/84663
 366         * decl.c (cp_complete_array_type): Check error_mark_node.
 367
 368         PR c++/84664
 369         * typeck.c (cp_perform_integral_promotions): Check the result of
 370         mark_rvalue_use.
 371
 372 2018-03-02  Jakub Jelinek  <jakub@redhat.com>
 373
 374         PR c++/84662
 375         * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
 376         RETURN instead of return.
 377         <case POINTER_PLUS_EXPR>: Likewise.
 378         <case CONVERT_EXPR>: If op0 is error_mark_node, just return
 379         it instead of wrapping it into CONVERT_EXPR.
 380
 381 2018-03-02  Jason Merrill  <jason@redhat.com>
 382
 383         Fix MIPS16 ICE.
 384         * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
 385
 386 2018-03-02  Marek Polacek  <polacek@redhat.com>
 387
 388         PR c++/84590
 389         * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
 390         wrapped in VIEW_CONVERT_EXPR.
 391
 392 2018-03-01  Martin Sebor  <msebor@redhat.com>
 393
 394         PR c++/84294
 395         * decl.c (check_redeclaration_no_default_args): Merge attributes
 396         specified on redeclarations of the same function template.
 397         Remove dead code.
 398
 399 2018-03-01  Marek Polacek  <polacek@redhat.com>
 400             Jason Merrill  <jason@redhat.com>
 401
 402         PR c++/84582
 403         * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
 404         a template.
 405         (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
 406         * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
 407         of instantiate_non_dependent_expr.
 408         * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
 409
 410 2018-03-01  Nathan Sidwell  <nathan@acm.org>
 411
 412         PR c++/84434
 413         * name-lookup.c (member_vec_dedup): Remove manually peeled
 414         iteration.  Ignore dependent ctor inheritance.
 415
 416 2018-03-01  Jason Merrill  <jason@redhat.com>
 417
 418         PR c++/71569 - decltype of template.
 419         * parser.c (cp_parser_decltype_expr): Handle missing template args.
 420
 421 2018-03-01  Marek Polacek  <polacek@redhat.com>
 422
 423         PR c++/84596
 424         * constexpr.c (require_rvalue_constant_expression): New function.
 425         * cp-tree.h: Declare it.
 426         * semantics.c (finish_static_assert): Use it instead of
 427         require_potential_rvalue_constant_expression.
 428
 429 2018-03-01  Jason Merrill  <jason@redhat.com>
 430             Alexandre Oliva <aoliva@redhat.com>
 431
 432         PR c++/71569 - ICE with redundant args on member variable template.
 433         * decl.c (start_decl): Handle partial specialization of member
 434         variable template.
 435         * pt.c (determine_specialization): Allow partial specialization
 436         of member variable template without specializing enclosing class.
 437         (process_partial_specialization): Improve error message.
 438
 439 2018-02-28  Jason Merrill  <jason@redhat.com>
 440
 441         PR c++/71784 - ICE with ref-qualifier and explicit specialization.
 442         * pt.c (determine_specialization): Check ref-qualifier.
 443
 444 2018-02-28  Jakub Jelinek  <jakub@redhat.com>
 445
 446         PR c++/84609
 447         * parser.c (cp_parser_attributes_opt): Formatting fix.
 448         (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
 449         cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
 450         New functions.
 451         (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
 452         instead of tentative parse to peek over optional attribute tokens
 453         to check for CPP_COLON after them.
 454
 455         PR c++/83871
 456         PR c++/83503
 457         * pt.c (INCLUDE_STRING): Remove define.
 458         (warn_spec_missing_attributes): Use pretty_printer instead of
 459         std::string.  Fix up inform call so that the list of attributes
 460         is in %s argument.
 461
 462 2018-02-28  Martin Sebor  <msebor@redhat.com>
 463
 464         PR testsuite/84617
 465         * decl.c (duplicate_decls): Fully merge attributes const, pure,
 466         and malloc.
 467
 468 2018-02-28  Nathan Sidwell  <nathan@acm.org>
 469
 470         PR c++/84602
 471         * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
 472         * name-lookup.c (fields_linear_search): Look in an anon-aggr
 473         regardless of want_type.
 474         (search_anon_aggr): Just use get_class_binding_direct.
 475
 476 2018-02-28  Jakub Jelinek  <jakub@redhat.com>
 477
 478         * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
 479         inform_n.
 480
 481 2018-02-27  Martin Sebor  <msebor@redhat.com>
 482
 483         * pt.c: Avoid including <string> directly.
 484
 485 2018-02-27  Martin Sebor  <msebor@redhat.com>
 486
 487         PR c++/83871
 488         PR c++/83503
 489         * cp-tree.h (warn_spec_missing_attributes): New function.
 490         ((check_explicit_specialization): Add an argument.  Call the above
 491         function.
 492         * decl.c (duplicate_decls): Avoid applying primary function template's
 493         attributes to its explicit specializations.
 494         cp/pt.c (warn_spec_missing_attributes): Define.
 495
 496 2018-02-27  Håkon Sandsmark  <hsandsmark@gmail.com>
 497
 498         PR c++/71546 - lambda init-capture with qualified-id.
 499         * parser.c (cp_parser_lambda_introducer): Clear scope after
 500         each lambda capture.
 501
 502 2018-02-27  Nathan Sidwell  <nathan@acm.org>
 503
 504         PR c++/84426
 505         * name-lookup.h (get_member_slot): Rename ...
 506         (find_member_slot): ... here.
 507         (add_member_slot): New.
 508         * name-lookup.c (member_vec_linear_search): No need to check for
 509         NULL slot.
 510         (get_member_slot): Rename ...
 511         (find_member_slot): ... here.  Don't add slot for incomplete class.
 512         (add_member_slot): New.
 513         * class.c (add_method): Adjust get_member_slot rename.  Bail out
 514         if push_class_level_binding fails.  Create slot and grok
 515         properties once we're committed to insertion.
 516
 517 2018-02-27  Jason Merrill  <jason@redhat.com>
 518
 519         PR c++/84489 - dependent default template argument
 520         * pt.c (type_unification_real): Handle early substitution failure.
 521
 522 2018-02-26  Jason Merrill  <jason@redhat.com>
 523
 524         PR c++/84560 - ICE capturing multi-dimensional VLA.
 525         * tree.c (array_of_runtime_bound_p): False if the element is
 526         variably-modified.
 527
 528         PR c++/84441 - ICE with base initialized from ?:
 529         * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
 530
 531         PR c++/84520 - ICE with generic lambda in NSDMI.
 532         * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
 533         'this' in a generic lambda instantiation.
 534
 535         PR c++/84559 - ICE with constexpr VLA.
 536         * constexpr.c (ensure_literal_type_for_constexpr_object): Check
 537         for constexpr variable with VLA type.
 538
 539 2018-02-26  Jakub Jelinek  <jakub@redhat.com>
 540
 541         PR c++/84558
 542         * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
 543         a valid constant initializer.  Formatting fixes.
 544
 545 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 546
 547         PR c++/84540
 548         * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
 549         returning NULL_TREE.
 550         (apply_late_template_attributes): Likewise.
 551
 552 2018-02-26  Jakub Jelinek  <jakub@redhat.com>
 553
 554         PR c++/84557
 555         * parser.c (cp_parser_omp_var_list_no_open): Only call
 556         cp_parser_lookup_name_simple on names satisfying identifier_p.
 557         (cp_parser_oacc_routine): Likewise.
 558
 559 2018-02-26  Jason Merrill  <jason@redhat.com>
 560
 561         PR c++/84551 - ICE with concepts and -g.
 562         * parser.c (add_debug_begin_stmt): Do nothing in a concept.
 563
 564 2018-02-26  Marek Polacek  <polacek@redhat.com>
 565
 566         PR c++/84325
 567         * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
 568         non-types.
 569
 570 2018-02-26  Jason Merrill  <jason@redhat.com>
 571
 572         PR c++/84447 - ICE with deleted inherited ctor with default arg.
 573         * call.c (build_over_call): Handle deleted functions in one place.
 574
 575 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 576
 577         PR c++/84533
 578         * decl.c (redeclaration_error_message): Don't try to use
 579         DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
 580
 581 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 582
 583         * lambda.c (build_capture_proxy): Define static.
 584         * cp-tree.h (build_capture_proxy): Remove.
 585
 586 2018-02-26  Marek Polacek  <polacek@redhat.com>
 587
 588         PR c++/84537
 589         * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
 590         if name is error node.
 591
 592 2018-02-25  Jason Merrill  <jason@redhat.com>
 593
 594         PR c++/84015 - ICE with class deduction and auto template parm.
 595         * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
 596
 597 2018-02-24  Marek Polacek  <polacek@redhat.com>
 598
 599         PR c++/83692
 600         * constexpr.c (maybe_constant_init_1): New function.
 601         (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
 602         (cxx_constant_init): New function.
 603         * cp-tree.h (cxx_constant_init): Declare.
 604         * typeck2.c (store_init_value): Call cxx_constant_init instead of
 605         cxx_constant_value.  Move the maybe_constant_init call under an 'else'.
 606
 607 2018-02-22  Jason Merrill  <jason@redhat.com>
 608
 609         PR c++/70468 - ICE with constructor delegation via typedef.
 610         * pt.c (tsubst_initializer_list): Check for other mem-initializers
 611         with constructor delegation.
 612
 613 2018-02-22  Jason Merrill  <jason@redhat.com>
 614
 615         PR c++/84424 - ICE with constexpr and __builtin_shuffle.
 616         * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
 617         VECTOR_TYPE.
 618
 619 2018-02-22  Marek Polacek  <polacek@redhat.com>
 620
 621         PR c++/84493
 622         * parser.c (cp_parser_braced_list): Use require_open instead of
 623         consume_open.
 624
 625 2018-02-21  Jason Merrill  <jason@redhat.com>
 626
 627         PR c++/84454 - ICE with pack expansion in signature.
 628         * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
 629
 630 2018-02-20  Siddhesh Poyarekar  <siddhesh@sourceware.org>
 631
 632         * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
 633         IF_STMT.
 634
 635 2018-02-20  Paolo Carlini  <paolo.carlini@oracle.com>
 636
 637         PR c++/84446
 638         * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
 639         on error_mark_node.
 640
 641 2018-02-20  Jakub Jelinek  <jakub@redhat.com>
 642
 643         PR c++/84445
 644         * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
 645         TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
 646
 647         PR c++/84449
 648         * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
 649         returns error_mark_node, return it immediately.
 650         (break_out_target_exprs): If cp_walk_tree with bot_manip returns
 651         error_mark_node, return error_mark_node.
 652
 653         PR c++/84455
 654         * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
 655         function_depth to avoid GC during finish_lambda_function.
 656
 657 2018-02-19  Jason Merrill  <jason@redhat.com>
 658
 659         PR c++/84429 - ICE capturing VLA.
 660         * lambda.c (build_capture_proxy): Handle reference refs.
 661
 662 2018-02-19  Jakub Jelinek  <jakub@redhat.com>
 663
 664         PR c++/84448
 665         * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
 666         either operand is error_mark_node, set current.lhs to that instead of
 667         creating a binary op with error_mark_node operands.
 668
 669         PR c++/84430
 670         * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
 671
 672 2018-02-19  Paolo Carlini  <paolo.carlini@oracle.com>
 673
 674         PR c++/84348
 675         * decl.c (grokdeclarator): Early return error_mark_node upon
 676         ill-formed friend declaration.
 677
 678 2018-02-16  Marek Polacek  <polacek@redhat.com>
 679             Jakub Jelinek  <jakub@redhat.com>
 680
 681         PR c++/84192
 682         * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
 683         set *jump_target to anything if jump_target is NULL.
 684
 685 2018-02-16  Jason Merrill  <jason@redhat.com>
 686
 687         PR c++/84151 - unnecessary volatile load with static member.
 688         * call.c (build_new_method_call_1): Avoid loading from a volatile
 689         lvalue used as the object argument for a static member function.
 690
 691         PR c++/81853 - using-directive and constexpr.
 692         * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
 693
 694         PR c++/84420 - ICE with structured binding in lambda.
 695         * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
 696
 697         PR c++/83835 - C++17 error with constructor ctors.
 698         * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
 699
 700         PR c++/82664 - ICE with reference to function template parm.
 701         * pt.c (convert_nontype_argument_function): Avoid obfuscationg
 702         NOP_EXPRs.
 703
 704         PR c++/82764 - C++17 ICE with empty base
 705         * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
 706
 707 2018-02-16  Jason Merrill  <jason@redhat.com>
 708
 709         PR c++/84421 - type-dependent if constexpr
 710         * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
 711
 712 2018-02-16  Nathan Sidwell  <nathan@acm.org>
 713
 714         Deprecate -ffriend-injection.
 715         * decl.c (cxx_init_decl_processing): Emit warning on option.
 716         * name-lookup.c (do_pushdecl): Emit warning if we push a visible
 717         friend.
 718
 719 2018-02-16  Paolo Carlini  <paolo.carlini@oracle.com>
 720
 721         PR c++/82468
 722         * decl.c (check_special_function_return_type): Reject template
 723         template parameter in deduction guide.
 724
 725 2018-02-16  Nathan Sidwell  <nathan@acm.org>
 726
 727         PR c++/84375
 728         * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
 729
 730 2018-02-15  Jason Merrill  <jason@redhat.com>
 731
 732         PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
 733         * call.c (convert_like_real): Don't use the copy-list-initialization
 734         shortcut for ck_base.
 735
 736         PR c++/84045 - ICE with typedef and noexcept.
 737         * except.c (build_noexcept_spec): Use strip_typedefs_expr.
 738
 739         PR c++/84376 - ICE with omitted template arguments.
 740         * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
 741
 742         PR c++/84368 - wrong error with local variable in variadic lambda.
 743         * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
 744         local_specializations.
 745
 746 2018-02-15  Paolo Carlini  <paolo.carlini@oracle.com>
 747
 748         PR c++/84330
 749         * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
 750         as first argument.
 751
 752 2018-02-14  Paolo Carlini  <paolo.carlini@oracle.com>
 753
 754         PR c++/84350
 755         * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
 756         init, early return.
 757
 758 2018-02-14  Nathan Sidwell  <nathan@acm.org>
 759
 760         * decl2.c (mark_vtable_entries): Set input_location to decl's.
 761         (c_parse_final_cleanups): Restore input_location after emitting
 762         vtables.
 763
 764 2018-02-14  Paolo Carlini  <paolo.carlini@oracle.com>
 765
 766         * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
 767         (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
 768         auto_deduction_context, tree, int): Add defaults.
 769         * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
 770         (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
 771         tsubst_flags_t argument.
 772         * init.c (build_new): Likewise.
 773
 774 2018-02-13  Jakub Jelinek  <jakub@redhat.com>
 775
 776         PR c++/84364
 777         * typeck.c (check_return_expr): Don't emit -Weffc++ warning
 778         about return other than *this in assignment operators if
 779         retval is type dependent expression.
 780
 781 2018-02-13  Paolo Carlini  <paolo.carlini@oracle.com>
 782
 783         PR c++/84333
 784         * call.c (build_conditional_expr_1): Use cp_save_expr instead of
 785         save_expr for the G++ extension.
 786
 787 2018-02-13  Jason Merrill  <jason@redhat.com>
 788
 789         PR c++/84080 - ICE with return type deduction and specialization.
 790         * pt.c (determine_specialization): Check uses_template_parms.
 791
 792         Fix more variadic capture issues.
 793         * pt.c (find_parameter_packs_r): Also look at explicit captures.
 794         (check_for_bare_parameter_packs): Check current_class_type for
 795         lambda context.
 796         (extract_locals_r): Handle seeing a full instantiation of a pack.
 797         (tsubst_pack_expansion): Likewise.  Force lambda capture.
 798         * parser.c (cp_parser_lambda_introducer): Don't
 799         check_for_bare_parameter_packs.
 800
 801         PR c++/84338 - wrong variadic sizeof.
 802         * pt.c (argument_pack_select_arg): Like the macro, but look through
 803         a pack expansion.
 804         (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
 805         (extract_fnparm_pack): Do make_pack_expansion.
 806         (extract_locals_r): Do strip a pack expansion.
 807         * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
 808
 809 2018-02-12  Jakub Jelinek  <jakub@redhat.com>
 810
 811         PR c++/84341
 812         * parser.c (cp_parser_binary_expression): Use build_min instead of
 813         build2_loc to build the no_toplevel_fold_p toplevel binary expression.
 814
 815 2018-02-12  Nathan Sidwell  <nathan@acm.org>
 816
 817         PR c++/84263
 818         * parser.c (cp_parser_decltype): Push and pop
 819         deferring_access_checks.  Reorganize to avoid goto.
 820
 821 2018-02-12  Richard Biener  <rguenther@suse.de>
 822
 823         PR c++/84281
 824         * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
 825         uniform constructors and delay allocating them fully.
 826
 827 2018-02-09  Jason Merrill  <jason@redhat.com>
 828
 829         PR c++/84036 - ICE with variadic capture.
 830         Handle variadic capture proxies more like non-variadic.
 831         * lambda.c (build_capture_proxy): Remove workaround.
 832         * pt.c (find_parameter_packs_r): The proxy is a pack.
 833         (instantiate_class_template_1): Remove dead lambda code.
 834         (extract_fnparm_pack): Don't make_pack_expansion.
 835         (extract_locals_r): Don't strip a pack expansion.
 836         (tsubst_pack_expansion): Handle proxy packs.  Use
 837         PACK_EXPANSION_EXTRA_ARGS less.
 838         (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
 839         (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
 840         [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
 841         (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
 842         (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
 843
 844 2018-02-10  Jakub Jelinek  <jakub@redhat.com>
 845
 846         PR sanitizer/83987
 847         * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
 848
 849 2018-02-09  Jason Merrill  <jason@redhat.com>
 850
 851         PR c++/81917 - ICE with void_t and partial specialization.
 852         * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
 853         calling most_specialized_partial_spec.
 854
 855 2018-02-09  Nathan Sidwell  <nathan@acm.org>
 856
 857         PR c/84293
 858         * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
 859         Pass expr location to strict_aliasing_warning.
 860
 861 2018-02-09  Jason Merrill  <jason@redhat.com>
 862
 863         PR c++/84296 - ICE with qualified-id in template.
 864         PR c++/83714
 865         * pt.c (unknown_base_ref_p): New.
 866         (instantiation_dependent_scope_ref_p): Use it instead of
 867         any_dependent_bases_p.
 868
 869 2018-02-09  Marek Polacek  <polacek@redhat.com>
 870             Jakub Jelinek  <jakub@redhat.com>
 871
 872         PR c++/83659
 873         * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
 874         fold_indirect_ref_1, including poly_*int64.  Verify first that
 875         tree_fits_poly_int64_p (op01).  Formatting fixes.
 876
 877 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
 878
 879         * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
 880         * lambda.c (build_capture_proxy): Likewise.
 881         * search.c (field_access_p): Likewise.
 882         * semantics.c (omp_clause_decl, omp_privatize_field,
 883         finish_omp_clauses): Likewise.
 884
 885 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
 886
 887         PR c++/83806
 888         * typeck.c (decay_conversion): Use mark_rvalue_use for the special
 889         case of nullptr too.
 890
 891 2018-02-08  Nathan Sidwell  <nathan@acm.org>
 892
 893         * class.c (finish_struct): Fix std:initializer_list diagnostic
 894         formatting.
 895
 896 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
 897
 898         PR c++/83204
 899         * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
 900
 901 2018-02-07  Jakub Jelinek  <jakub@redhat.com>
 902
 903         PR c++/84082
 904         * parser.c (cp_parser_dot_deref_incomplete): New function.
 905         (cp_parser_postfix_dot_deref_expression): Use it.
 906
 907 2018-02-07  David Malcolm  <dmalcolm@redhat.com>
 908
 909         PR c++/81610
 910         PR c++/80567
 911         * name-lookup.c (suggest_rid_p): New function.
 912         (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
 913         suggest_rid_p.
 914
 915 2018-02-07  Jason Merrill  <jason@redhat.com>
 916
 917         PR c++/84182 - ICE with captured lambda
 918         PR c++/84181
 919         * pt.c (extract_locals_r, extract_local_specs): New.
 920         (tsubst_pack_expansion): Use them.
 921
 922 2018-02-07  Martin Liska  <mliska@suse.cz>
 923
 924         PR c++/84059.
 925         * class.c (add_method): Append argument value.
 926         * cp-tree.h (maybe_version_functions): Add new argument.
 927         * decl.c (decls_match): Call it if a declaration does not
 928         have DECL_FUNCTION_VERSIONED.
 929         (maybe_version_functions): record argument is added.
 930
 931 2018-02-05  Marek Polacek  <polacek@redhat.com>
 932
 933         * class.c: Remove unused global variables.
 934         (build_primary_vtable): Don't gather statistics.
 935         (print_class_statistics): Remove.
 936         * cp-tree.h (print_class_statistics): Remove.
 937         * tree.c (cxx_print_statistics): Don't call print_class_statistics.
 938
 939 2018-02-02  Paolo Carlini  <paolo.carlini@oracle.com>
 940
 941         * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
 942         * constexpr.c (cx_check_missing_mem_inits): Likewise.
 943         * decl.c (next_initializable_field, find_decomp_class_base,
 944         cp_finish_decomp): Likewise.
 945         * typeck2.c (process_init_constructor_record): Likewise.
 946
 947 2018-02-02  Jason Merrill  <jason@redhat.com>
 948
 949         PR c++/84181 - ICE with lambda parm in template argument.
 950         * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
 951
 952 2018-02-01  Jason Merrill  <jason@redhat.com>
 953
 954         PR c++/84160 - ICE with nested variadic capture.
 955         * lambda.c (is_capture_proxy_with_ref): New.
 956         (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
 957         COMPONENT_REF.
 958         * expr.c (mark_use): Use is_capture_proxy_with_ref.
 959         * constexpr.c (potential_constant_expression_1): Likewise.
 960         * semantics.c (process_outer_var_ref): Likewise.
 961
 962 2018-02-01  Marek Polacek  <polacek@redhat.com>
 963
 964         PR c++/84125
 965         * typeck.c (build_address): Relax the assert when
 966         processing_template_decl.
 967
 968 2018-02-01  Jason Merrill  <jason@redhat.com>
 969
 970         PR c++/84126 - ICE with variadic generic lambda
 971         PR c++/84036
 972         PR c++/82249
 973         * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
 974         PACK_EXPANSION_EXTRA_ARGS.
 975
 976 2018-02-01  Paolo Carlini  <paolo.carlini@oracle.com>
 977
 978         PR c++/83796
 979         * call.c (convert_like_real): If w're initializing from {} explicitly
 980         call abstract_virtuals_error_sfinae.
 981
 982 2018-01-31  Jason Merrill  <jason@redhat.com>
 983             Jakub Jelinek  <jakub@redhat.com>
 984
 985         PR c++/83993
 986         * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
 987         around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
 988         on ADDR_EXPR.
 989
 990 2018-01-31  Jakub Jelinek  <jakub@redhat.com>
 991
 992         PR c++/83993
 993         * constexpr.c (diag_array_subscript): Emit different diagnostics
 994         if TYPE_DOMAIN (arraytype) is NULL.
 995         (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
 996         with NULL TYPE_DOMAIN use size_zero_node as nelts.
 997
 998 2018-01-31  Paolo Carlini  <paolo.carlini@oracle.com>
 999
1000         PR c++/84092
1001         * semantics.c (finish_qualified_id_expr): When handling an
1002         UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1003
1004 2018-01-31  Marek Polacek  <polacek@redhat.com>
1005
1006         PR c++/84138
1007         * cp-gimplify.c (cp_fold): Check if X is an error node before
1008         calling useless_type_conversion_p.
1009
1010 2018-01-30  Jason Merrill  <jason@redhat.com>
1011
1012         PR c++/84091 - ICE with local class in lambda in template.
1013         * decl2.c (determine_visibility): Look for outer containing template
1014         instantiation.
1015
1016         PR c++/84098 - ICE with lambda in template NSDMI.
1017         * pt.c (instantiate_class_template_1): Ignore more lambdas.
1018
1019 2018-01-29  Jason Merrill  <jason@redhat.com>
1020
1021         PR c++/68810 - wrong location for reinterpret_cast error.
1022         * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1023         !dofold.
1024
1025 2018-01-29  Marek Polacek  <polacek@redhat.com>
1026
1027         PR c++/83996
1028         * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1029         => fooarray[1] in offset_int.
1030
1031 2018-01-29  Jason Merrill  <jason@redhat.com>
1032
1033         PR c++/83942 - wrong unused warning with static_cast.
1034         * cvt.c (ocp_convert): Call mark_rvalue_use.
1035
1036 2018-01-26  Jason Merrill  <jason@redhat.com>
1037
1038         PR c++/83956 - wrong dtor error with anonymous union
1039         * method.c (walk_field_subobs): Variant members only affect
1040         deletedness.
1041         (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1042
1043         PR c++/84036 - ICE with variadic capture.
1044         PR c++/82249
1045         * pt.c (tsubst_pack_expansion): When optimizing a simple
1046         substitution, pull a single pack expansion out of its pack.
1047
1048         PR c++/82514 - ICE with local class in generic lambda.
1049         * pt.c (regenerated_lambda_fn_p): Remove.
1050         (enclosing_instantiation_of): Don't use it.
1051         (tsubst_function_decl): Call enclosing_instantiation_of.
1052
1053         * pt.c (lookup_template_class_1): Add sanity check.
1054         * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1055
1056 2018-01-25  Jakub Jelinek  <jakub@redhat.com>
1057
1058         PR c++/84031
1059         * decl.c (find_decomp_class_base): Ignore unnamed bitfields.  Ignore
1060         recursive calls that return ret.
1061         (cp_finish_decomp): Ignore unnamed bitfields.
1062
1063 2018-01-23  Jason Merrill  <jason@redhat.com>
1064
1065         PR c++/82249 - wrong mismatched pack length error.
1066         * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1067         unsubstituted function parameter pack.
1068
1069 2018-01-23  Paolo Carlini  <paolo.carlini@oracle.com>
1070
1071         PR c++/83921
1072         * decl.c (check_for_uninitialized_const_var): Not static; add
1073         bool and tsubst_flags_t parameters; adjust to be used both in
1074         constexpr context and not.
1075         * constexpr.c (potential_constant_expression_1): Use the above.
1076         * cp-tree.h (check_for_uninitialized_const_var): Declare.
1077
1078 2018-01-23  Jason Merrill  <jason@redhat.com>
1079
1080         PR c++/83947 - ICE with auto declarations.
1081         * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1082         * decl.c (undeduced_auto_decl): Limit to vars and fns.
1083
1084 2018-01-23  David Malcolm  <dmalcolm@redhat.com>
1085
1086         PR c++/83974
1087         * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1088         for pointer to member function types.
1089
1090 2018-01-23  Jakub Jelinek  <jakub@redhat.com>
1091
1092         PR sanitizer/83987
1093         * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1094         DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1095
1096 2018-01-23  Nathan Sidwell  <nathan@acm.org>
1097
1098         PR c++/83988
1099         * pt.c (tsubst_baselink): Remove optype assert.
1100         * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1101
1102 2018-01-23  Jakub Jelinek  <jakub@redhat.com>
1103
1104         PR c++/83958
1105         * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1106         refers to incomplete type.
1107
1108 2018-01-23  Nathan Sidwell  <nathan@acm.org>
1109
1110         Deprecate ARM-era for scope handling
1111         * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1112         (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1113         cleared.
1114         * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1115         cleanup handling.
1116         * semantics.c (begin_for_scope): Flag_new_for_scope is
1117         boolean-like.
1118         (finish_for_stmt, begin_range_for_stmt): Likewise.
1119
1120 2018-01-22  Jason Merrill  <jason@redhat.com>
1121
1122         PR c++/83720
1123         * decl2.c (determine_visibility): Fix template_decl handling
1124         instead of blocking it.
1125
1126         PR c++/83720 - ICE with lambda and LTO.
1127         * decl2.c (determine_visibility): Clear template_decl for
1128         function-scope decls.  Propagate anonymous linkage from containing
1129         function.
1130
1131 2018-01-22  Marek Polacek  <polacek@redhat.com>
1132
1133         PR c++/81933
1134         * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1135         split out anything.
1136
1137 2018-01-22  Ville Voutilainen  <ville.voutilainen@gmail.com>
1138
1139         PR c++/83895
1140         * decl.c (grokdeclarator): Don't diagnose extra parens
1141         on typedefs.
1142
1143 2018-01-19  Jakub Jelinek  <jakub@redhat.com>
1144
1145         PR c++/81167
1146         * call.c (joust): Use TREE_TYPE (source) if source is
1147         a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1148
1149         PR c++/83919
1150         * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1151         for direct enum init.
1152         * decl.c (reshape_init): Likewise.
1153
1154 2018-01-19  Marek Polacek  <polacek@redhat.com>
1155
1156         * constexpr.c (fold_simple): Simplify.
1157
1158 2018-01-18  Jason Merrill  <jason@redhat.com>
1159
1160         PR c++/83714
1161         * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1162         * pt.c (instantiation_dependent_scope_ref_p): True if
1163         any_dependent_bases_p.
1164
1165 2018-01-18  Paolo Carlini  <paolo.carlini@oracle.com>
1166
1167         * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1168         vs DECL_NONTRIVIALLY_INITIALIZED_P).
1169
1170 2018-01-18  Jason Merrill  <jason@redhat.com>
1171
1172         PR c++/82461 - constexpr list-initialized member
1173         * constexpr.c (potential_constant_expression_1): Check
1174         TARGET_EXPR_DIRECT_INIT_P.
1175
1176 2018-01-18  Paolo Carlini  <paolo.carlini@oracle.com>
1177
1178         PR c++/81013
1179         * decl.c (xref_basetypes): Early return upon error about derived
1180         union.
1181
1182 2018-01-18  Nathan Sidwell  <nathan@acm.org>
1183
1184         PR c++/83160
1185         * cp-tree.h (mark_use): Declare.
1186         * expr.c (mark_use): Make extern.
1187         * call.c (direct_reference_binding): Set inner conv's
1188         rvaluedness_matches_p, if it is an identity.
1189         (convert_like_real): Mark lvalue or rvalue use for identity as
1190         rvaledness_matches_p demands.
1191
1192 2018-01-18  Jakub Jelinek  <jakub@redhat.com>
1193
1194         PR c++/83824
1195         * parser.c (attr_chainon): New function.
1196         (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1197         cp_parser_namespace_definition, cp_parser_init_declarator,
1198         cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1199         cp_parser_gnu_attributes_opt): Use it.
1200         (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1201         cp_parser_objc_struct_declaration): Likewise.  Don't reset
1202         prefix_attributes if attributes is error_mark_node.
1203
1204 2018-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
1205
1206         PR c++/78344
1207         * decl.c (grokdeclarator): Do not append the error_mark_node
1208         due to an erroneous optional attribute-specifier-seq.
1209
1210 2018-01-17  Jakub Jelinek  <jakub@redhat.com>
1211
1212         PR c++/83897
1213         * cp-gimplify.c (cp_maybe_instrument_return): Handle
1214         CLEANUP_POINT_EXPR.
1215
1216 2018-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
1217
1218         PR c++/81054
1219         * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1220         error_mark_node when we give an error.
1221         * decl.c (cp_finish_decl): Use the latter.
1222
1223 2018-01-17  Nathan Sidwell  <nathan@acm.org>
1224
1225         PR c++/83287
1226         * init.c (build_raw_new_expr): Scan list for lookups to keep.
1227
1228 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
1229
1230         PR c++/83814
1231         * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1232         the C++ part.  If processing a template, call
1233         fold_non_dependent_expr rather than fully folding.
1234
1235 2018-01-17  Jason Merrill  <jason@redhat.com>
1236
1237         PR c++/81067 - redundant NULL warning.
1238         * call.c (convert_like_real): Restore null_node handling.
1239
1240 2018-01-17  Jason Merrill  <jason@redhat.com>
1241
1242         PR c++/81843 - ICE with variadic member template.
1243         PR c++/72801
1244         * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1245         template args.
1246
1247 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
1248
1249         PR c++/83799
1250         * pt.c (type_dependent_expression_p): Strip any location wrapper
1251         before testing tree codes.
1252         (selftest::test_type_dependent_expression_p): New function.
1253         (selftest::cp_pt_c_tests): Call it.
1254
1255 2018-01-17  Nathan Sidwell  <nathan@acm.org>
1256
1257         PR c++/83739
1258         * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1259         this not a final instantiation.
1260
1261 2018-01-16  Jason Merrill  <jason@redhat.com>
1262
1263         PR c++/83714 - ICE checking return in template.
1264         * typeck.c (check_return_expr): Call build_non_dependent_expr.
1265
1266 2018-01-16  Jakub Jelinek  <jakub@redhat.com>
1267
1268         PR c++/83817
1269         * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1270         is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1271         instead of CALL_FROM_THUNK_P.
1272
1273         PR c++/83825
1274         * name-lookup.c (member_vec_dedup): Return early if len is 0.
1275         (resort_type_member_vec, set_class_bindings,
1276         insert_late_enum_def_bindings): Use vec qsort method instead of
1277         calling qsort directly.
1278
1279 2018-01-15  Martin Sebor  <msebor@redhat.com>
1280
1281         PR c++/83588
1282         * class.c (find_flexarrays): Make a record of multiple flexible array
1283         members.
1284
1285 2018-01-12  Jason Merrill  <jason@redhat.com>
1286
1287         PR c++/83186 - ICE with static_cast of list-initialized temporary.
1288         * typeck.c (build_static_cast): Use build_non_dependent_expr.
1289
1290 2018-01-12  Nathan Sidwell  <nathan@acm.org>
1291
1292         * cp-tree.h (mark_rvalue_use): Add parm name.
1293         * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1294         mark_rvalue_use.
1295         * call.c (convert_like_real): Fix formatting.
1296
1297 2018-01-11  Jason Merrill  <jason@redhat.com>
1298
1299         PR c++/82728 - wrong -Wunused-but-set-variable
1300         PR c++/82799
1301         PR c++/83690
1302         * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
1303         * decl.c (case_conversion): Likewise.
1304         * semantics.c (finish_static_assert): Call
1305         perform_implicit_conversion_flags.
1306
1307 2018-01-11  Nathan Sidwell  <nathan@acm.org>
1308
1309         * method.c (enum mangling_flags): Delete long-dead enum.
1310
1311 2018-01-10  Paolo Carlini  <paolo.carlini@oracle.com>
1312
1313         * parser.c (cp_parser_std_attribute_spec): When
1314         token_pair::require_open / require_close return false simply
1315         return error_mark_node, avoid duplicate cp_parser_error about
1316         expected '(' / ')', respectively.
1317
1318 2018-01-10  David Malcolm  <dmalcolm@redhat.com>
1319
1320         PR c++/43486
1321         * call.c (null_ptr_cst_p): Strip location wrappers when
1322         converting from '0' to a pointer type in C++11 onwards.
1323         (conversion_null_warnings): Replace comparison with null_node with
1324         call to null_node_p.
1325         (build_over_call): Likewise.
1326         * cp-gimplify.c (cp_fold): Remove the early bailout when
1327         processing_template_decl.
1328         * cp-lang.c (selftest::run_cp_tests): Call
1329         selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
1330         * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
1331         (selftest::run_cp_tests): Move decl to bottom of file.
1332         (null_node_p): New inline function.
1333         (selftest::cp_pt_c_tests): New decl.
1334         (selftest::cp_tree_c_tests): New decl.
1335         * cvt.c (build_expr_type_conversion): Replace comparison with
1336         null_node with call to null_node_p.
1337         * error.c (args_to_string): Likewise.
1338         * except.c (build_throw): Likewise.
1339         * mangle.c (write_expression): Skip location wrapper nodes.
1340         * parser.c (literal_integer_zerop): New function.
1341         (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
1342         the result for RID_TYPEID. Pass true for new "wrap_locations_p"
1343         param of cp_parser_parenthesized_expression_list.  When calling
1344         warn_for_memset, replace integer_zerop calls with
1345         literal_integer_zerop, eliminating the double logical negation
1346         cast to bool.  Eliminate the special-casing for CONST_DECL in
1347         favor of the fold_for_warn within warn_for_memset.
1348         (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
1349         param, defaulting to false.  Convert "expr" to a cp_expr, and call
1350         maybe_add_location_wrapper on it when wrap_locations_p is true.
1351         (cp_parser_unary_expression): Call maybe_add_location_wrapper on
1352         the result for RID_ALIGNOF and RID_SIZEOF.
1353         (cp_parser_builtin_offsetof): Likewise.
1354         * pt.c: Include "selftest.h".
1355         (tsubst_copy): Handle location wrappers.
1356         (tsubst_copy_and_build): Likewise.
1357         (build_non_dependent_expr): Likewise.
1358         (selftest::test_build_non_dependent_expr): New function.
1359         (selftest::cp_pt_c_tests): New function.
1360         * tree.c: Include "selftest.h".
1361         (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
1362         (selftest::test_lvalue_kind): New function.
1363         (selftest::cp_tree_c_tests): New function.
1364         * typeck.c (string_conv_p): Strip any location wrapper from "exp".
1365         (cp_build_binary_op): Replace comparison with null_node with call
1366         to null_node_p.
1367         (build_address): Use location of operand when building address
1368         expression.
1369
1370 2018-01-10  Marek Polacek  <polacek@redhat.com>
1371
1372         PR c++/82541
1373         * call.c (build_conditional_expr_1): Check complain before warning.
1374         * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
1375         -Wduplicated-branches.
1376
1377 2018-01-10  Jakub Jelinek  <jakub@redhat.com>
1378
1379         PR c++/81327
1380         * call.c (maybe_warn_class_memaccess): Add forward declaration.
1381         Change last argument from tree * to const vec<tree, va_gc> *, adjust
1382         args uses and check number of operands too.  Don't strip away any
1383         nops.  Use maybe_constant_value when looking for INTEGER_CST args.
1384         Deal with src argument not having pointer type.  Check
1385         tree_fits_uhwi_p before calling tree_to_uhwi.  Remove useless
1386         test.
1387         (build_over_call): Call maybe_warn_class_memaccess here on the
1388         original arguments.
1389         (build_cxx_call): Rather than here on converted arguments.
1390
1391 2018-01-10  Paolo Carlini  <paolo.carlini@oracle.com>
1392
1393         PR c++/81055
1394         * init.c (build_vec_init): Avoid building an INIT_EXPR with
1395         error_mark_node as second argument.
1396
1397 2018-01-09  Jakub Jelinek  <jakub@redhat.com>
1398
1399         PR c++/83734
1400         * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
1401         in STATEMENT_LIST.  Remove unneeded assert.
1402
1403 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1404             Alan Hayward  <alan.hayward@arm.com>
1405             David Sherwood  <david.sherwood@arm.com>
1406
1407         * constexpr.c (cxx_eval_array_reference): Handle polynomial
1408         VECTOR_CST_NELTS.
1409         (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
1410         * call.c (build_conditional_expr_1): Likewise.
1411         * decl.c (cp_finish_decomp): Likewise.
1412         * mangle.c (write_type): Likewise.
1413         * typeck.c (structural_comptypes): Likewise.
1414         (cp_build_binary_op): Likewise.
1415         * typeck2.c (process_init_constructor_array): Likewise.
1416
1417 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1418
1419         PR c++/83555
1420         * typeck.c (build_static_cast_1): For static casts to reference types,
1421         call build_base_path with flag_delete_null_pointer_checks as nonnull
1422         instead of always false.  When -fsanitize=null, call
1423         ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
1424         * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
1425         call if the first argument is INTEGER_CST with REFERENCE_TYPE.
1426
1427 2018-01-03  Nathan Sidwell  <nathan@acm.org>
1428
1429         PR c++/83667
1430         * method.c (make_alias_for): Copy DECL_CONTEXT.
1431
1432 2018-01-03  Marek Polacek  <polacek@redhat.com>
1433
1434         PR c++/83592
1435         * decl.c (grokdeclarator): Don't warn about MVP in typename context.
1436
1437 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1438
1439         PR preprocessor/83602
1440         * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
1441         for builtin macros.
1442
1443         PR c++/83634
1444         * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
1445         error_mark_node, return error_mark_node.
1446
1447         Update copyright years.
1448
1449 2018-01-02  Jakub Jelinek  <jakub@redhat.com>
1450
1451         PR c++/83556
1452         * tree.c (replace_placeholders_r): Pass NULL as last argument to
1453         cp_walk_tree instead of d->pset.  If non-TREE_CONSTANT and
1454         non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
1455         to false and return.
1456         (replace_placeholders): Pass NULL instead of &pset as last argument
1457         to cp_walk_tree.
1458
1459 2018-01-02  Nathan Sidwell  <nathan@acm.org>
1460
1461         * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
1462         lval var.
1463 \f
1464 Copyright (C) 2018 Free Software Foundation, Inc.
1465
1466 Copying and distribution of this file, with or without modification,
1467 are permitted in any medium without royalty provided the copyright
1468 notice and this notice are preserved.