gcc/cp/ChangeLog

   1 2018-03-21  Marek Polacek  <polacek@redhat.com>
   2
   3         PR c++/71638, ICE with NSDMI and reference.
   4         * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
   5         even when we replace an element.
   6
   7 2018-03-20  Marek Polacek  <polacek@redhat.com>
   8
   9         PR c++/84978, ICE with NRVO.
  10         * constexpr.c (cxx_eval_constant_expression): Handle the case when
  11         a RESULT_DECL isn't in the hash map.
  12
  13 2018-03-20  Jason Merrill  <jason@redhat.com>
  14
  15         PR c++/84978, ICE with NRVO.
  16         * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
  17         (cp_get_callee_fndecl_nofold): New.
  18         * cp-gimplify.c (cp_genericize_r): Use it instead.
  19         * call.c (check_self_delegation): Likewise.
  20
  21 2018-03-20  Nathan Sidwell  <nathan@acm.org>
  22
  23         PR c++/84962
  24         * name-lookup.c (pushdecl_class_level): Push anon-struct's
  25         member_vec, if there is one.
  26
  27         PR c++/84970
  28         * cp-tree.h (lookup_list_keep): Declare.
  29         * tree.c (lookup_list_keep): New, broken out of ...
  30         (build_min): ... here.  Call it.
  31         * decl.c (cp_finish_decl): Call lookup_list_keep.
  32
  33 2018-03-19  Jason Merrill  <jason@redhat.com>
  34
  35         PR c++/84937 - ICE with class deduction and auto.
  36         * pt.c (rewrite_template_parm): Fix auto handling.
  37
  38 2018-03-19  Marek Polacek  <polacek@redhat.com>
  39
  40         PR c++/84925
  41         * pt.c (enclosing_instantiation_of): Check if fn is null.
  42
  43         PR c++/84927
  44         * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
  45         as we evaluate the elements.
  46         (cxx_eval_constant_expression): Verify constructor's flags
  47         unconditionally.
  48
  49 2018-03-19  Jason Merrill  <jason@redhat.com>
  50
  51         PR c++/71834 - template-id with too few arguments.
  52         * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
  53
  54 2018-03-19  Nathan Sidwell  <nathan@acm.org>
  55
  56         PR c++/84835
  57         * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
  58         * pt.c (build_template_decl): Propagate language linkage.
  59
  60         PR c++/84812
  61         * name-lookup.c (set_local_extern_decl_linkage): Defend against
  62         ambiguous lookups.
  63
  64 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
  65
  66         PR c/84910
  67         * parser.c (cp_parser_lambda_introducer): Remove trailing space from
  68         diagnostics.
  69         * method.c (synthesize_method): Likewise.
  70         * pt.c (convert_nontype_argument): Likewise.
  71
  72 2018-03-16  Jason Merrill  <jason@redhat.com>
  73
  74         PR c++/84720 - ICE with rvalue ref non-type argument.
  75         * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
  76         (convert_nontype_argument): Revert earlier change.
  77
  78         PR c++/80227 - SFINAE and negative array size.
  79         * decl.c (compute_array_index_type): Use
  80         build_converted_constant_expr and valid_constant_size_p.
  81
  82         PR c++/84906 - silent wrong code with ambiguous conversion.
  83         * call.c (build_user_type_conversion_1): Set need_temporary_p on
  84         ambiguous conversion.
  85         (convert_like_real): Check it.
  86
  87         PR c++/83937 - wrong C++17 handling of init-list ctor argument.
  88         * call.c (build_special_member_call): Don't convert an init-list
  89         argument directly to the class type.
  90
  91 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
  92
  93         PR c++/79937
  94         PR c++/82410
  95         * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
  96         (find_placeholder): Declare.
  97         * tree.c (struct replace_placeholders_t): Add exp member.
  98         (replace_placeholders_r): Don't walk into ctors with
  99         CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
 100         d->exp.  Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
 101         (replace_placeholders): Initialize data.exp.
 102         (find_placeholders_r, find_placeholders): New functions.
 103         * typeck2.c (process_init_constructor_record,
 104         process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
 105         if adding NSDMI on which find_placeholder returns true.
 106         * call.c (build_over_call): Don't call replace_placeholders here.
 107         * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
 108         TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
 109         TARGET_EXPR_INITIAL.
 110         (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
 111         ctor.
 112
 113 2018-03-16  Jason Merrill  <jason@redhat.com>
 114
 115         PR c++/83911 - ICE with multiversioned constructor.
 116         * cp-gimplify.c (cp_genericize_r): Replace versioned function with
 117         dispatchere here.
 118         * call.c (build_over_call): Not here.
 119
 120 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
 121
 122         PR c++/84874
 123         * decl.c (reshape_init_class): Don't assert d->cur->index == field
 124         if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
 125
 126 2018-03-15  Jakub Jelinek  <jakub@redhat.com>
 127
 128         PR c++/84222
 129         * cp-tree.h (cp_warn_deprecated_use): Declare.
 130         * tree.c (cp_warn_deprecated_use): New function.
 131         * typeck2.c (build_functional_cast): Use it.
 132         * decl.c (grokparms): Likewise.
 133         (grokdeclarator): Likewise.  Temporarily push nested class scope
 134         around grokparms call for out of class member definitions.
 135
 136 2018-03-14  Jason Merrill  <jason@redhat.com>
 137
 138         PR c++/84820 - no error for invalid qualified-id.
 139         * parser.c (cp_parser_make_indirect_declarator): Don't wrap
 140         cp_error_declarator.
 141
 142         PR c++/84801 - ICE with unexpanded pack in lambda.
 143         * pt.c (check_for_bare_parameter_packs): Don't return early for a
 144         lambda in non-template context.
 145
 146         PR c++/81236 - auto variable and auto function
 147         * pt.c (tsubst_baselink): Update the type of the BASELINK after
 148         mark_used.
 149
 150 2018-03-14  Jason Merrill  <jason@redhat.com>
 151
 152         PR c++/83916 - ICE with template template parameters.
 153         * pt.c (convert_template_argument): Don't substitute into type of
 154         non-type parameter if we don't have enough arg levels.
 155         (unify): Likewise.
 156
 157 2018-03-14  Marek Polacek  <polacek@redhat.com>
 158
 159         PR c++/84596
 160         * semantics.c (finish_static_assert): Check
 161         instantiation_dependent_expression_p instead of
 162         {type,value}_dependent_expression_p.
 163
 164 2018-03-13  Paolo Carlini  <paolo.carlini@oracle.com>
 165             Jason Merrill  <jason@redhat.com>
 166
 167         PR c++/82336 - link error with list-init default argument.
 168         * decl.c (check_default_argument): Unshare an initializer list.
 169
 170 2018-03-13  Jakub Jelinek  <jakub@redhat.com>
 171
 172         PR c++/84843
 173         * decl.c (duplicate_decls): For redefinition of built-in, use error
 174         and return error_mark_node.  For redeclaration, return error_mark_node
 175         rather than olddecl if !flag_permissive.
 176
 177 2018-03-13  Jason Merrill  <jason@redhat.com>
 178
 179         PR c++/82565 - ICE with concepts and generic lambda.
 180         * pt.c (instantiate_decl): Clear fn_context for lambdas.
 181
 182 2018-03-13  Jason Merrill  <jason@redhat.com>
 183
 184         PR c++/84720 - ICE with rvalue ref non-type argument.
 185         * pt.c (convert_nontype_argument): Handle rvalue references.
 186
 187         PR c++/84839 - ICE with decltype of parameter pack.
 188         * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
 189         instantiating dummy parms.
 190
 191         * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
 192         parameter even without -Wpedantic.
 193
 194         PR c++/84798 - ICE with auto in abstract function declarator.
 195         * parser.c (cp_parser_parameter_declaration_clause): Check
 196         parser->default_arg_ok_p.
 197
 198 2018-03-13  Jakub Jelinek  <jakub@redhat.com>
 199
 200         PR c++/84808
 201         * constexpr.c (find_array_ctor_elt): Don't use elt reference after
 202         first potential CONSTRUCTOR_ELTS reallocation.  Convert dindex to
 203         sizetype.  Formatting fixes.
 204
 205 2018-03-12  Jason Merrill  <jason@redhat.com>
 206
 207         PR c++/84355 - ICE with deduction for member class template.
 208         * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
 209         CLASS_PLACEHOLDER_TEMPLATE.
 210
 211         PR c++/84802 - ICE capturing uninstantiated class.
 212         * lambda.c (build_capture_proxy): Call complete_type.
 213
 214 2018-03-09  Jason Merrill  <jason@redhat.com>
 215
 216         PR c++/84770 - ICE with typedef and parameter pack.
 217         * pt.c (verify_unstripped_args_1): Split out from
 218         verify_unstripped_args.
 219
 220         PR c++/84785 - ICE with alias template and default targs.
 221         * pt.c (type_unification_real): Set processing_template_decl if
 222         saw_undeduced == 1.
 223
 224         PR c++/84752 - ICE with capture of constexpr array.
 225         * call.c (standard_conversion): Set rvaluedness_matches_p on the
 226         identity conversion under ck_lvalue.
 227
 228 2018-03-09  Jason Merrill  <jason@redhat.com>
 229             Paolo Carlini  <paolo.carlini@oracle.com>
 230
 231         PR c++/71169
 232         PR c++/71832
 233         * pt.c (any_erroneous_template_args_p): New.
 234         * cp-tree.h (any_erroneous_template_args_p): Declare it.
 235         * parser.c (cp_parser_class_specifier_1): Use it.
 236
 237 2018-03-09  Jason Merrill  <jason@redhat.com>
 238
 239         PR c++/84726 - unnecessary capture of constant vars.
 240         * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
 241         (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
 242         * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
 243         * lambda.c (is_constant_capture_proxy)
 244         (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
 245         (prune_lambda_captures): New.
 246         (finish_lambda_function): Call prune_lambda_captures.
 247
 248 2018-03-09  Jason Merrill  <jason@redhat.com>
 249             Jakub Jelinek  <jakub@redhat.com>
 250
 251         PR c++/84076
 252         * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
 253         build ADDR_EXPR with REFERENCE_TYPE.
 254         (build_over_call): For purposes of check_function_arguments, if
 255         argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
 256         its operand rather than the argument itself.
 257
 258 2018-03-09  Jakub Jelinek  <jakub@redhat.com>
 259
 260         PR c++/84724
 261         * decl.c (duplicate_decls): Don't override __* prefixed builtins
 262         except for __[^b]*_chk, instead issue permerror and for -fpermissive
 263         also a note and return olddecl.
 264
 265 2018-03-09  Nathan Sidwell  <nathan@acm.org>
 266
 267         PR c++/84733
 268         * name-lookup.c (do_pushdecl_with_scope): Only clear
 269         current_function_decl when pushing a non-class (i.e. namespace)
 270         scope.
 271
 272 2018-03-08  Jason Merrill  <jason@redhat.com>
 273             Jakub Jelinek  <jakub@redhat.com>
 274
 275         PR c++/80598
 276         * call.c (build_over_call): In templates set TREE_USED (first_fn) when
 277         not calling mark_used for the benefit of -Wunused-function warning.
 278
 279 2018-03-06  Jason Merrill  <jason@redhat.com>
 280
 281         * lambda.c (is_capture_proxy_with_ref): Remove.
 282         * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
 283
 284 2018-03-06  Marek Polacek  <polacek@redhat.com>
 285
 286         PR c++/84684
 287         * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
 288         arguments.
 289
 290 2018-03-06  Alexandre Oliva <aoliva@redhat.com>
 291
 292         PR c++/84231
 293         * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
 294         only while processing template decls.
 295         * typeck.c (build_x_conditional_expr): Move wrapping of
 296         reference type around type...
 297         * call.c (build_conditional_expr_1): ... here.  Rename
 298         is_lvalue to is_glvalue.
 299         * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
 300         INDIRECT_REF of COND_EXPR too.
 301
 302         PR c++/84593
 303         * init.c (build_zero_init_1): Zero-initialize references.
 304
 305         PR c++/84492
 306         * semantics.c (finish_stmt_expr_expr): Reject unresolved
 307         overloads used as stmt expr values.
 308
 309 2018-03-05  Jason Merrill  <jason@redhat.com>
 310
 311         PR c++/84708 - ICE with lambda in local class NSDMI.
 312         * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
 313         context.
 314
 315 2018-03-05  Jakub Jelinek  <jakub@redhat.com>
 316
 317         PR c++/84684
 318         * constexpr.c (constexpr_call_hasher::equal): Return false if
 319         lhs->hash != rhs->hash.  Change return 1 to return true and
 320         return 0 to return false.
 321
 322 2018-03-05  Nathan Sidwell  <nathan@acm.org>
 323
 324         PR c++/84702
 325         * pt.c (process_template_arg): Mark lookup_keep on a default arg.
 326
 327 2018-03-05  Marek Polacek  <polacek@redhat.com>
 328
 329         PR c++/84707
 330         * decl.c (duplicate_decls): Check DECL_NAME before accessing
 331         UDLIT_OPER_P.
 332
 333 2018-03-05  Nathan Sidwell  <nathan@acm.org>
 334
 335         PR c++/84694
 336         * friend.c (do_friend): Restore check for identifier_p inside
 337         TEMPLATE_ID_EXPR.
 338
 339 2018-03-05  Paolo Carlini  <paolo.carlini@oracle.com>
 340
 341         PR c++/84618
 342         * parser.c (cp_parser_lambda_introducer): Reject any capture not
 343         involving a VAR_DECL or a PARM_DECL.
 344
 345 2018-03-05  Pádraig Brady  <P@draigBrady.com>
 346             Jason  Merrill  <jason@redhat.com>
 347             Nathan Sidwell  <nathan@acm.org>
 348
 349         PR c++/84497
 350         * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
 351
 352 2018-03-03  Jason Merrill  <jason@redhat.com>
 353
 354         PR c++/84686 - missing volatile loads.
 355         * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
 356
 357 2018-03-03  Paolo Carlini  <paolo.carlini@oracle.com>
 358
 359         PR c++/71464
 360         * optimize.c (maybe_thunk_body): Bail out immediately if either
 361         fns[0] or fns[1] is null.
 362
 363 2018-03-02  Marek Polacek  <polacek@redhat.com>
 364
 365         PR c++/84578
 366         * constexpr.c (get_array_or_vector_nelts): New.
 367         (cxx_eval_array_reference): Use it.
 368         (cxx_eval_vec_init_1): Likewise.
 369         (cxx_eval_store_expression): Likewise.
 370
 371 2018-03-02  Jason Merrill  <jason@redhat.com>
 372
 373         * semantics.c (force_paren_expr): Remove redundant test.
 374
 375 2018-03-02  Marek Polacek  <polacek@redhat.com>
 376
 377         PR c++/84663
 378         * decl.c (cp_complete_array_type): Check error_mark_node.
 379
 380         PR c++/84664
 381         * typeck.c (cp_perform_integral_promotions): Check the result of
 382         mark_rvalue_use.
 383
 384 2018-03-02  Jakub Jelinek  <jakub@redhat.com>
 385
 386         PR c++/84662
 387         * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
 388         RETURN instead of return.
 389         <case POINTER_PLUS_EXPR>: Likewise.
 390         <case CONVERT_EXPR>: If op0 is error_mark_node, just return
 391         it instead of wrapping it into CONVERT_EXPR.
 392
 393 2018-03-02  Jason Merrill  <jason@redhat.com>
 394
 395         Fix MIPS16 ICE.
 396         * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
 397
 398 2018-03-02  Marek Polacek  <polacek@redhat.com>
 399
 400         PR c++/84590
 401         * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
 402         wrapped in VIEW_CONVERT_EXPR.
 403
 404 2018-03-01  Martin Sebor  <msebor@redhat.com>
 405
 406         PR c++/84294
 407         * decl.c (check_redeclaration_no_default_args): Merge attributes
 408         specified on redeclarations of the same function template.
 409         Remove dead code.
 410
 411 2018-03-01  Marek Polacek  <polacek@redhat.com>
 412             Jason Merrill  <jason@redhat.com>
 413
 414         PR c++/84582
 415         * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
 416         a template.
 417         (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
 418         * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
 419         of instantiate_non_dependent_expr.
 420         * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
 421
 422 2018-03-01  Nathan Sidwell  <nathan@acm.org>
 423
 424         PR c++/84434
 425         * name-lookup.c (member_vec_dedup): Remove manually peeled
 426         iteration.  Ignore dependent ctor inheritance.
 427
 428 2018-03-01  Jason Merrill  <jason@redhat.com>
 429
 430         PR c++/71569 - decltype of template.
 431         * parser.c (cp_parser_decltype_expr): Handle missing template args.
 432
 433 2018-03-01  Marek Polacek  <polacek@redhat.com>
 434
 435         PR c++/84596
 436         * constexpr.c (require_rvalue_constant_expression): New function.
 437         * cp-tree.h: Declare it.
 438         * semantics.c (finish_static_assert): Use it instead of
 439         require_potential_rvalue_constant_expression.
 440
 441 2018-03-01  Jason Merrill  <jason@redhat.com>
 442             Alexandre Oliva <aoliva@redhat.com>
 443
 444         PR c++/71569 - ICE with redundant args on member variable template.
 445         * decl.c (start_decl): Handle partial specialization of member
 446         variable template.
 447         * pt.c (determine_specialization): Allow partial specialization
 448         of member variable template without specializing enclosing class.
 449         (process_partial_specialization): Improve error message.
 450
 451 2018-02-28  Jason Merrill  <jason@redhat.com>
 452
 453         PR c++/71784 - ICE with ref-qualifier and explicit specialization.
 454         * pt.c (determine_specialization): Check ref-qualifier.
 455
 456 2018-02-28  Jakub Jelinek  <jakub@redhat.com>
 457
 458         PR c++/84609
 459         * parser.c (cp_parser_attributes_opt): Formatting fix.
 460         (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
 461         cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
 462         New functions.
 463         (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
 464         instead of tentative parse to peek over optional attribute tokens
 465         to check for CPP_COLON after them.
 466
 467         PR c++/83871
 468         PR c++/83503
 469         * pt.c (INCLUDE_STRING): Remove define.
 470         (warn_spec_missing_attributes): Use pretty_printer instead of
 471         std::string.  Fix up inform call so that the list of attributes
 472         is in %s argument.
 473
 474 2018-02-28  Martin Sebor  <msebor@redhat.com>
 475
 476         PR testsuite/84617
 477         * decl.c (duplicate_decls): Fully merge attributes const, pure,
 478         and malloc.
 479
 480 2018-02-28  Nathan Sidwell  <nathan@acm.org>
 481
 482         PR c++/84602
 483         * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
 484         * name-lookup.c (fields_linear_search): Look in an anon-aggr
 485         regardless of want_type.
 486         (search_anon_aggr): Just use get_class_binding_direct.
 487
 488 2018-02-28  Jakub Jelinek  <jakub@redhat.com>
 489
 490         * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
 491         inform_n.
 492
 493 2018-02-27  Martin Sebor  <msebor@redhat.com>
 494
 495         * pt.c: Avoid including <string> directly.
 496
 497 2018-02-27  Martin Sebor  <msebor@redhat.com>
 498
 499         PR c++/83871
 500         PR c++/83503
 501         * cp-tree.h (warn_spec_missing_attributes): New function.
 502         ((check_explicit_specialization): Add an argument.  Call the above
 503         function.
 504         * decl.c (duplicate_decls): Avoid applying primary function template's
 505         attributes to its explicit specializations.
 506         cp/pt.c (warn_spec_missing_attributes): Define.
 507
 508 2018-02-27  Håkon Sandsmark  <hsandsmark@gmail.com>
 509
 510         PR c++/71546 - lambda init-capture with qualified-id.
 511         * parser.c (cp_parser_lambda_introducer): Clear scope after
 512         each lambda capture.
 513
 514 2018-02-27  Nathan Sidwell  <nathan@acm.org>
 515
 516         PR c++/84426
 517         * name-lookup.h (get_member_slot): Rename ...
 518         (find_member_slot): ... here.
 519         (add_member_slot): New.
 520         * name-lookup.c (member_vec_linear_search): No need to check for
 521         NULL slot.
 522         (get_member_slot): Rename ...
 523         (find_member_slot): ... here.  Don't add slot for incomplete class.
 524         (add_member_slot): New.
 525         * class.c (add_method): Adjust get_member_slot rename.  Bail out
 526         if push_class_level_binding fails.  Create slot and grok
 527         properties once we're committed to insertion.
 528
 529 2018-02-27  Jason Merrill  <jason@redhat.com>
 530
 531         PR c++/84489 - dependent default template argument
 532         * pt.c (type_unification_real): Handle early substitution failure.
 533
 534 2018-02-26  Jason Merrill  <jason@redhat.com>
 535
 536         PR c++/84560 - ICE capturing multi-dimensional VLA.
 537         * tree.c (array_of_runtime_bound_p): False if the element is
 538         variably-modified.
 539
 540         PR c++/84441 - ICE with base initialized from ?:
 541         * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
 542
 543         PR c++/84520 - ICE with generic lambda in NSDMI.
 544         * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
 545         'this' in a generic lambda instantiation.
 546
 547         PR c++/84559 - ICE with constexpr VLA.
 548         * constexpr.c (ensure_literal_type_for_constexpr_object): Check
 549         for constexpr variable with VLA type.
 550
 551 2018-02-26  Jakub Jelinek  <jakub@redhat.com>
 552
 553         PR c++/84558
 554         * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
 555         a valid constant initializer.  Formatting fixes.
 556
 557 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 558
 559         PR c++/84540
 560         * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
 561         returning NULL_TREE.
 562         (apply_late_template_attributes): Likewise.
 563
 564 2018-02-26  Jakub Jelinek  <jakub@redhat.com>
 565
 566         PR c++/84557
 567         * parser.c (cp_parser_omp_var_list_no_open): Only call
 568         cp_parser_lookup_name_simple on names satisfying identifier_p.
 569         (cp_parser_oacc_routine): Likewise.
 570
 571 2018-02-26  Jason Merrill  <jason@redhat.com>
 572
 573         PR c++/84551 - ICE with concepts and -g.
 574         * parser.c (add_debug_begin_stmt): Do nothing in a concept.
 575
 576 2018-02-26  Marek Polacek  <polacek@redhat.com>
 577
 578         PR c++/84325
 579         * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
 580         non-types.
 581
 582 2018-02-26  Jason Merrill  <jason@redhat.com>
 583
 584         PR c++/84447 - ICE with deleted inherited ctor with default arg.
 585         * call.c (build_over_call): Handle deleted functions in one place.
 586
 587 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 588
 589         PR c++/84533
 590         * decl.c (redeclaration_error_message): Don't try to use
 591         DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
 592
 593 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 594
 595         * lambda.c (build_capture_proxy): Define static.
 596         * cp-tree.h (build_capture_proxy): Remove.
 597
 598 2018-02-26  Marek Polacek  <polacek@redhat.com>
 599
 600         PR c++/84537
 601         * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
 602         if name is error node.
 603
 604 2018-02-25  Jason Merrill  <jason@redhat.com>
 605
 606         PR c++/84015 - ICE with class deduction and auto template parm.
 607         * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
 608
 609 2018-02-24  Marek Polacek  <polacek@redhat.com>
 610
 611         PR c++/83692
 612         * constexpr.c (maybe_constant_init_1): New function.
 613         (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
 614         (cxx_constant_init): New function.
 615         * cp-tree.h (cxx_constant_init): Declare.
 616         * typeck2.c (store_init_value): Call cxx_constant_init instead of
 617         cxx_constant_value.  Move the maybe_constant_init call under an 'else'.
 618
 619 2018-02-22  Jason Merrill  <jason@redhat.com>
 620
 621         PR c++/70468 - ICE with constructor delegation via typedef.
 622         * pt.c (tsubst_initializer_list): Check for other mem-initializers
 623         with constructor delegation.
 624
 625 2018-02-22  Jason Merrill  <jason@redhat.com>
 626
 627         PR c++/84424 - ICE with constexpr and __builtin_shuffle.
 628         * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
 629         VECTOR_TYPE.
 630
 631 2018-02-22  Marek Polacek  <polacek@redhat.com>
 632
 633         PR c++/84493
 634         * parser.c (cp_parser_braced_list): Use require_open instead of
 635         consume_open.
 636
 637 2018-02-21  Jason Merrill  <jason@redhat.com>
 638
 639         PR c++/84454 - ICE with pack expansion in signature.
 640         * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
 641
 642 2018-02-20  Siddhesh Poyarekar  <siddhesh@sourceware.org>
 643
 644         * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
 645         IF_STMT.
 646
 647 2018-02-20  Paolo Carlini  <paolo.carlini@oracle.com>
 648
 649         PR c++/84446
 650         * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
 651         on error_mark_node.
 652
 653 2018-02-20  Jakub Jelinek  <jakub@redhat.com>
 654
 655         PR c++/84445
 656         * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
 657         TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
 658
 659         PR c++/84449
 660         * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
 661         returns error_mark_node, return it immediately.
 662         (break_out_target_exprs): If cp_walk_tree with bot_manip returns
 663         error_mark_node, return error_mark_node.
 664
 665         PR c++/84455
 666         * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
 667         function_depth to avoid GC during finish_lambda_function.
 668
 669 2018-02-19  Jason Merrill  <jason@redhat.com>
 670
 671         PR c++/84429 - ICE capturing VLA.
 672         * lambda.c (build_capture_proxy): Handle reference refs.
 673
 674 2018-02-19  Jakub Jelinek  <jakub@redhat.com>
 675
 676         PR c++/84448
 677         * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
 678         either operand is error_mark_node, set current.lhs to that instead of
 679         creating a binary op with error_mark_node operands.
 680
 681         PR c++/84430
 682         * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
 683
 684 2018-02-19  Paolo Carlini  <paolo.carlini@oracle.com>
 685
 686         PR c++/84348
 687         * decl.c (grokdeclarator): Early return error_mark_node upon
 688         ill-formed friend declaration.
 689
 690 2018-02-16  Marek Polacek  <polacek@redhat.com>
 691             Jakub Jelinek  <jakub@redhat.com>
 692
 693         PR c++/84192
 694         * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
 695         set *jump_target to anything if jump_target is NULL.
 696
 697 2018-02-16  Jason Merrill  <jason@redhat.com>
 698
 699         PR c++/84151 - unnecessary volatile load with static member.
 700         * call.c (build_new_method_call_1): Avoid loading from a volatile
 701         lvalue used as the object argument for a static member function.
 702
 703         PR c++/81853 - using-directive and constexpr.
 704         * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
 705
 706         PR c++/84420 - ICE with structured binding in lambda.
 707         * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
 708
 709         PR c++/83835 - C++17 error with constructor ctors.
 710         * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
 711
 712         PR c++/82664 - ICE with reference to function template parm.
 713         * pt.c (convert_nontype_argument_function): Avoid obfuscationg
 714         NOP_EXPRs.
 715
 716         PR c++/82764 - C++17 ICE with empty base
 717         * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
 718
 719 2018-02-16  Jason Merrill  <jason@redhat.com>
 720
 721         PR c++/84421 - type-dependent if constexpr
 722         * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
 723
 724 2018-02-16  Nathan Sidwell  <nathan@acm.org>
 725
 726         Deprecate -ffriend-injection.
 727         * decl.c (cxx_init_decl_processing): Emit warning on option.
 728         * name-lookup.c (do_pushdecl): Emit warning if we push a visible
 729         friend.
 730
 731 2018-02-16  Paolo Carlini  <paolo.carlini@oracle.com>
 732
 733         PR c++/82468
 734         * decl.c (check_special_function_return_type): Reject template
 735         template parameter in deduction guide.
 736
 737 2018-02-16  Nathan Sidwell  <nathan@acm.org>
 738
 739         PR c++/84375
 740         * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
 741
 742 2018-02-15  Jason Merrill  <jason@redhat.com>
 743
 744         PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
 745         * call.c (convert_like_real): Don't use the copy-list-initialization
 746         shortcut for ck_base.
 747
 748         PR c++/84045 - ICE with typedef and noexcept.
 749         * except.c (build_noexcept_spec): Use strip_typedefs_expr.
 750
 751         PR c++/84376 - ICE with omitted template arguments.
 752         * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
 753
 754         PR c++/84368 - wrong error with local variable in variadic lambda.
 755         * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
 756         local_specializations.
 757
 758 2018-02-15  Paolo Carlini  <paolo.carlini@oracle.com>
 759
 760         PR c++/84330
 761         * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
 762         as first argument.
 763
 764 2018-02-14  Paolo Carlini  <paolo.carlini@oracle.com>
 765
 766         PR c++/84350
 767         * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
 768         init, early return.
 769
 770 2018-02-14  Nathan Sidwell  <nathan@acm.org>
 771
 772         * decl2.c (mark_vtable_entries): Set input_location to decl's.
 773         (c_parse_final_cleanups): Restore input_location after emitting
 774         vtables.
 775
 776 2018-02-14  Paolo Carlini  <paolo.carlini@oracle.com>
 777
 778         * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
 779         (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
 780         auto_deduction_context, tree, int): Add defaults.
 781         * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
 782         (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
 783         tsubst_flags_t argument.
 784         * init.c (build_new): Likewise.
 785
 786 2018-02-13  Jakub Jelinek  <jakub@redhat.com>
 787
 788         PR c++/84364
 789         * typeck.c (check_return_expr): Don't emit -Weffc++ warning
 790         about return other than *this in assignment operators if
 791         retval is type dependent expression.
 792
 793 2018-02-13  Paolo Carlini  <paolo.carlini@oracle.com>
 794
 795         PR c++/84333
 796         * call.c (build_conditional_expr_1): Use cp_save_expr instead of
 797         save_expr for the G++ extension.
 798
 799 2018-02-13  Jason Merrill  <jason@redhat.com>
 800
 801         PR c++/84080 - ICE with return type deduction and specialization.
 802         * pt.c (determine_specialization): Check uses_template_parms.
 803
 804         Fix more variadic capture issues.
 805         * pt.c (find_parameter_packs_r): Also look at explicit captures.
 806         (check_for_bare_parameter_packs): Check current_class_type for
 807         lambda context.
 808         (extract_locals_r): Handle seeing a full instantiation of a pack.
 809         (tsubst_pack_expansion): Likewise.  Force lambda capture.
 810         * parser.c (cp_parser_lambda_introducer): Don't
 811         check_for_bare_parameter_packs.
 812
 813         PR c++/84338 - wrong variadic sizeof.
 814         * pt.c (argument_pack_select_arg): Like the macro, but look through
 815         a pack expansion.
 816         (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
 817         (extract_fnparm_pack): Do make_pack_expansion.
 818         (extract_locals_r): Do strip a pack expansion.
 819         * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
 820
 821 2018-02-12  Jakub Jelinek  <jakub@redhat.com>
 822
 823         PR c++/84341
 824         * parser.c (cp_parser_binary_expression): Use build_min instead of
 825         build2_loc to build the no_toplevel_fold_p toplevel binary expression.
 826
 827 2018-02-12  Nathan Sidwell  <nathan@acm.org>
 828
 829         PR c++/84263
 830         * parser.c (cp_parser_decltype): Push and pop
 831         deferring_access_checks.  Reorganize to avoid goto.
 832
 833 2018-02-12  Richard Biener  <rguenther@suse.de>
 834
 835         PR c++/84281
 836         * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
 837         uniform constructors and delay allocating them fully.
 838
 839 2018-02-09  Jason Merrill  <jason@redhat.com>
 840
 841         PR c++/84036 - ICE with variadic capture.
 842         Handle variadic capture proxies more like non-variadic.
 843         * lambda.c (build_capture_proxy): Remove workaround.
 844         * pt.c (find_parameter_packs_r): The proxy is a pack.
 845         (instantiate_class_template_1): Remove dead lambda code.
 846         (extract_fnparm_pack): Don't make_pack_expansion.
 847         (extract_locals_r): Don't strip a pack expansion.
 848         (tsubst_pack_expansion): Handle proxy packs.  Use
 849         PACK_EXPANSION_EXTRA_ARGS less.
 850         (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
 851         (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
 852         [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
 853         (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
 854         (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
 855
 856 2018-02-10  Jakub Jelinek  <jakub@redhat.com>
 857
 858         PR sanitizer/83987
 859         * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
 860
 861 2018-02-09  Jason Merrill  <jason@redhat.com>
 862
 863         PR c++/81917 - ICE with void_t and partial specialization.
 864         * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
 865         calling most_specialized_partial_spec.
 866
 867 2018-02-09  Nathan Sidwell  <nathan@acm.org>
 868
 869         PR c/84293
 870         * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
 871         Pass expr location to strict_aliasing_warning.
 872
 873 2018-02-09  Jason Merrill  <jason@redhat.com>
 874
 875         PR c++/84296 - ICE with qualified-id in template.
 876         PR c++/83714
 877         * pt.c (unknown_base_ref_p): New.
 878         (instantiation_dependent_scope_ref_p): Use it instead of
 879         any_dependent_bases_p.
 880
 881 2018-02-09  Marek Polacek  <polacek@redhat.com>
 882             Jakub Jelinek  <jakub@redhat.com>
 883
 884         PR c++/83659
 885         * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
 886         fold_indirect_ref_1, including poly_*int64.  Verify first that
 887         tree_fits_poly_int64_p (op01).  Formatting fixes.
 888
 889 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
 890
 891         * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
 892         * lambda.c (build_capture_proxy): Likewise.
 893         * search.c (field_access_p): Likewise.
 894         * semantics.c (omp_clause_decl, omp_privatize_field,
 895         finish_omp_clauses): Likewise.
 896
 897 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
 898
 899         PR c++/83806
 900         * typeck.c (decay_conversion): Use mark_rvalue_use for the special
 901         case of nullptr too.
 902
 903 2018-02-08  Nathan Sidwell  <nathan@acm.org>
 904
 905         * class.c (finish_struct): Fix std:initializer_list diagnostic
 906         formatting.
 907
 908 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
 909
 910         PR c++/83204
 911         * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
 912
 913 2018-02-07  Jakub Jelinek  <jakub@redhat.com>
 914
 915         PR c++/84082
 916         * parser.c (cp_parser_dot_deref_incomplete): New function.
 917         (cp_parser_postfix_dot_deref_expression): Use it.
 918
 919 2018-02-07  David Malcolm  <dmalcolm@redhat.com>
 920
 921         PR c++/81610
 922         PR c++/80567
 923         * name-lookup.c (suggest_rid_p): New function.
 924         (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
 925         suggest_rid_p.
 926
 927 2018-02-07  Jason Merrill  <jason@redhat.com>
 928
 929         PR c++/84182 - ICE with captured lambda
 930         PR c++/84181
 931         * pt.c (extract_locals_r, extract_local_specs): New.
 932         (tsubst_pack_expansion): Use them.
 933
 934 2018-02-07  Martin Liska  <mliska@suse.cz>
 935
 936         PR c++/84059.
 937         * class.c (add_method): Append argument value.
 938         * cp-tree.h (maybe_version_functions): Add new argument.
 939         * decl.c (decls_match): Call it if a declaration does not
 940         have DECL_FUNCTION_VERSIONED.
 941         (maybe_version_functions): record argument is added.
 942
 943 2018-02-05  Marek Polacek  <polacek@redhat.com>
 944
 945         * class.c: Remove unused global variables.
 946         (build_primary_vtable): Don't gather statistics.
 947         (print_class_statistics): Remove.
 948         * cp-tree.h (print_class_statistics): Remove.
 949         * tree.c (cxx_print_statistics): Don't call print_class_statistics.
 950
 951 2018-02-02  Paolo Carlini  <paolo.carlini@oracle.com>
 952
 953         * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
 954         * constexpr.c (cx_check_missing_mem_inits): Likewise.
 955         * decl.c (next_initializable_field, find_decomp_class_base,
 956         cp_finish_decomp): Likewise.
 957         * typeck2.c (process_init_constructor_record): Likewise.
 958
 959 2018-02-02  Jason Merrill  <jason@redhat.com>
 960
 961         PR c++/84181 - ICE with lambda parm in template argument.
 962         * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
 963
 964 2018-02-01  Jason Merrill  <jason@redhat.com>
 965
 966         PR c++/84160 - ICE with nested variadic capture.
 967         * lambda.c (is_capture_proxy_with_ref): New.
 968         (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
 969         COMPONENT_REF.
 970         * expr.c (mark_use): Use is_capture_proxy_with_ref.
 971         * constexpr.c (potential_constant_expression_1): Likewise.
 972         * semantics.c (process_outer_var_ref): Likewise.
 973
 974 2018-02-01  Marek Polacek  <polacek@redhat.com>
 975
 976         PR c++/84125
 977         * typeck.c (build_address): Relax the assert when
 978         processing_template_decl.
 979
 980 2018-02-01  Jason Merrill  <jason@redhat.com>
 981
 982         PR c++/84126 - ICE with variadic generic lambda
 983         PR c++/84036
 984         PR c++/82249
 985         * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
 986         PACK_EXPANSION_EXTRA_ARGS.
 987
 988 2018-02-01  Paolo Carlini  <paolo.carlini@oracle.com>
 989
 990         PR c++/83796
 991         * call.c (convert_like_real): If w're initializing from {} explicitly
 992         call abstract_virtuals_error_sfinae.
 993
 994 2018-01-31  Jason Merrill  <jason@redhat.com>
 995             Jakub Jelinek  <jakub@redhat.com>
 996
 997         PR c++/83993
 998         * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
 999         around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1000         on ADDR_EXPR.
1001
1002 2018-01-31  Jakub Jelinek  <jakub@redhat.com>
1003
1004         PR c++/83993
1005         * constexpr.c (diag_array_subscript): Emit different diagnostics
1006         if TYPE_DOMAIN (arraytype) is NULL.
1007         (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1008         with NULL TYPE_DOMAIN use size_zero_node as nelts.
1009
1010 2018-01-31  Paolo Carlini  <paolo.carlini@oracle.com>
1011
1012         PR c++/84092
1013         * semantics.c (finish_qualified_id_expr): When handling an
1014         UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1015
1016 2018-01-31  Marek Polacek  <polacek@redhat.com>
1017
1018         PR c++/84138
1019         * cp-gimplify.c (cp_fold): Check if X is an error node before
1020         calling useless_type_conversion_p.
1021
1022 2018-01-30  Jason Merrill  <jason@redhat.com>
1023
1024         PR c++/84091 - ICE with local class in lambda in template.
1025         * decl2.c (determine_visibility): Look for outer containing template
1026         instantiation.
1027
1028         PR c++/84098 - ICE with lambda in template NSDMI.
1029         * pt.c (instantiate_class_template_1): Ignore more lambdas.
1030
1031 2018-01-29  Jason Merrill  <jason@redhat.com>
1032
1033         PR c++/68810 - wrong location for reinterpret_cast error.
1034         * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1035         !dofold.
1036
1037 2018-01-29  Marek Polacek  <polacek@redhat.com>
1038
1039         PR c++/83996
1040         * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1041         => fooarray[1] in offset_int.
1042
1043 2018-01-29  Jason Merrill  <jason@redhat.com>
1044
1045         PR c++/83942 - wrong unused warning with static_cast.
1046         * cvt.c (ocp_convert): Call mark_rvalue_use.
1047
1048 2018-01-26  Jason Merrill  <jason@redhat.com>
1049
1050         PR c++/83956 - wrong dtor error with anonymous union
1051         * method.c (walk_field_subobs): Variant members only affect
1052         deletedness.
1053         (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1054
1055         PR c++/84036 - ICE with variadic capture.
1056         PR c++/82249
1057         * pt.c (tsubst_pack_expansion): When optimizing a simple
1058         substitution, pull a single pack expansion out of its pack.
1059
1060         PR c++/82514 - ICE with local class in generic lambda.
1061         * pt.c (regenerated_lambda_fn_p): Remove.
1062         (enclosing_instantiation_of): Don't use it.
1063         (tsubst_function_decl): Call enclosing_instantiation_of.
1064
1065         * pt.c (lookup_template_class_1): Add sanity check.
1066         * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1067
1068 2018-01-25  Jakub Jelinek  <jakub@redhat.com>
1069
1070         PR c++/84031
1071         * decl.c (find_decomp_class_base): Ignore unnamed bitfields.  Ignore
1072         recursive calls that return ret.
1073         (cp_finish_decomp): Ignore unnamed bitfields.
1074
1075 2018-01-23  Jason Merrill  <jason@redhat.com>
1076
1077         PR c++/82249 - wrong mismatched pack length error.
1078         * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1079         unsubstituted function parameter pack.
1080
1081 2018-01-23  Paolo Carlini  <paolo.carlini@oracle.com>
1082
1083         PR c++/83921
1084         * decl.c (check_for_uninitialized_const_var): Not static; add
1085         bool and tsubst_flags_t parameters; adjust to be used both in
1086         constexpr context and not.
1087         * constexpr.c (potential_constant_expression_1): Use the above.
1088         * cp-tree.h (check_for_uninitialized_const_var): Declare.
1089
1090 2018-01-23  Jason Merrill  <jason@redhat.com>
1091
1092         PR c++/83947 - ICE with auto declarations.
1093         * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1094         * decl.c (undeduced_auto_decl): Limit to vars and fns.
1095
1096 2018-01-23  David Malcolm  <dmalcolm@redhat.com>
1097
1098         PR c++/83974
1099         * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1100         for pointer to member function types.
1101
1102 2018-01-23  Jakub Jelinek  <jakub@redhat.com>
1103
1104         PR sanitizer/83987
1105         * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1106         DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1107
1108 2018-01-23  Nathan Sidwell  <nathan@acm.org>
1109
1110         PR c++/83988
1111         * pt.c (tsubst_baselink): Remove optype assert.
1112         * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1113
1114 2018-01-23  Jakub Jelinek  <jakub@redhat.com>
1115
1116         PR c++/83958
1117         * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1118         refers to incomplete type.
1119
1120 2018-01-23  Nathan Sidwell  <nathan@acm.org>
1121
1122         Deprecate ARM-era for scope handling
1123         * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1124         (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1125         cleared.
1126         * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1127         cleanup handling.
1128         * semantics.c (begin_for_scope): Flag_new_for_scope is
1129         boolean-like.
1130         (finish_for_stmt, begin_range_for_stmt): Likewise.
1131
1132 2018-01-22  Jason Merrill  <jason@redhat.com>
1133
1134         PR c++/83720
1135         * decl2.c (determine_visibility): Fix template_decl handling
1136         instead of blocking it.
1137
1138         PR c++/83720 - ICE with lambda and LTO.
1139         * decl2.c (determine_visibility): Clear template_decl for
1140         function-scope decls.  Propagate anonymous linkage from containing
1141         function.
1142
1143 2018-01-22  Marek Polacek  <polacek@redhat.com>
1144
1145         PR c++/81933
1146         * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1147         split out anything.
1148
1149 2018-01-22  Ville Voutilainen  <ville.voutilainen@gmail.com>
1150
1151         PR c++/83895
1152         * decl.c (grokdeclarator): Don't diagnose extra parens
1153         on typedefs.
1154
1155 2018-01-19  Jakub Jelinek  <jakub@redhat.com>
1156
1157         PR c++/81167
1158         * call.c (joust): Use TREE_TYPE (source) if source is
1159         a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1160
1161         PR c++/83919
1162         * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1163         for direct enum init.
1164         * decl.c (reshape_init): Likewise.
1165
1166 2018-01-19  Marek Polacek  <polacek@redhat.com>
1167
1168         * constexpr.c (fold_simple): Simplify.
1169
1170 2018-01-18  Jason Merrill  <jason@redhat.com>
1171
1172         PR c++/83714
1173         * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1174         * pt.c (instantiation_dependent_scope_ref_p): True if
1175         any_dependent_bases_p.
1176
1177 2018-01-18  Paolo Carlini  <paolo.carlini@oracle.com>
1178
1179         * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1180         vs DECL_NONTRIVIALLY_INITIALIZED_P).
1181
1182 2018-01-18  Jason Merrill  <jason@redhat.com>
1183
1184         PR c++/82461 - constexpr list-initialized member
1185         * constexpr.c (potential_constant_expression_1): Check
1186         TARGET_EXPR_DIRECT_INIT_P.
1187
1188 2018-01-18  Paolo Carlini  <paolo.carlini@oracle.com>
1189
1190         PR c++/81013
1191         * decl.c (xref_basetypes): Early return upon error about derived
1192         union.
1193
1194 2018-01-18  Nathan Sidwell  <nathan@acm.org>
1195
1196         PR c++/83160
1197         * cp-tree.h (mark_use): Declare.
1198         * expr.c (mark_use): Make extern.
1199         * call.c (direct_reference_binding): Set inner conv's
1200         rvaluedness_matches_p, if it is an identity.
1201         (convert_like_real): Mark lvalue or rvalue use for identity as
1202         rvaledness_matches_p demands.
1203
1204 2018-01-18  Jakub Jelinek  <jakub@redhat.com>
1205
1206         PR c++/83824
1207         * parser.c (attr_chainon): New function.
1208         (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1209         cp_parser_namespace_definition, cp_parser_init_declarator,
1210         cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1211         cp_parser_gnu_attributes_opt): Use it.
1212         (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1213         cp_parser_objc_struct_declaration): Likewise.  Don't reset
1214         prefix_attributes if attributes is error_mark_node.
1215
1216 2018-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
1217
1218         PR c++/78344
1219         * decl.c (grokdeclarator): Do not append the error_mark_node
1220         due to an erroneous optional attribute-specifier-seq.
1221
1222 2018-01-17  Jakub Jelinek  <jakub@redhat.com>
1223
1224         PR c++/83897
1225         * cp-gimplify.c (cp_maybe_instrument_return): Handle
1226         CLEANUP_POINT_EXPR.
1227
1228 2018-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
1229
1230         PR c++/81054
1231         * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1232         error_mark_node when we give an error.
1233         * decl.c (cp_finish_decl): Use the latter.
1234
1235 2018-01-17  Nathan Sidwell  <nathan@acm.org>
1236
1237         PR c++/83287
1238         * init.c (build_raw_new_expr): Scan list for lookups to keep.
1239
1240 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
1241
1242         PR c++/83814
1243         * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1244         the C++ part.  If processing a template, call
1245         fold_non_dependent_expr rather than fully folding.
1246
1247 2018-01-17  Jason Merrill  <jason@redhat.com>
1248
1249         PR c++/81067 - redundant NULL warning.
1250         * call.c (convert_like_real): Restore null_node handling.
1251
1252 2018-01-17  Jason Merrill  <jason@redhat.com>
1253
1254         PR c++/81843 - ICE with variadic member template.
1255         PR c++/72801
1256         * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1257         template args.
1258
1259 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
1260
1261         PR c++/83799
1262         * pt.c (type_dependent_expression_p): Strip any location wrapper
1263         before testing tree codes.
1264         (selftest::test_type_dependent_expression_p): New function.
1265         (selftest::cp_pt_c_tests): Call it.
1266
1267 2018-01-17  Nathan Sidwell  <nathan@acm.org>
1268
1269         PR c++/83739
1270         * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1271         this not a final instantiation.
1272
1273 2018-01-16  Jason Merrill  <jason@redhat.com>
1274
1275         PR c++/83714 - ICE checking return in template.
1276         * typeck.c (check_return_expr): Call build_non_dependent_expr.
1277
1278 2018-01-16  Jakub Jelinek  <jakub@redhat.com>
1279
1280         PR c++/83817
1281         * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1282         is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1283         instead of CALL_FROM_THUNK_P.
1284
1285         PR c++/83825
1286         * name-lookup.c (member_vec_dedup): Return early if len is 0.
1287         (resort_type_member_vec, set_class_bindings,
1288         insert_late_enum_def_bindings): Use vec qsort method instead of
1289         calling qsort directly.
1290
1291 2018-01-15  Martin Sebor  <msebor@redhat.com>
1292
1293         PR c++/83588
1294         * class.c (find_flexarrays): Make a record of multiple flexible array
1295         members.
1296
1297 2018-01-12  Jason Merrill  <jason@redhat.com>
1298
1299         PR c++/83186 - ICE with static_cast of list-initialized temporary.
1300         * typeck.c (build_static_cast): Use build_non_dependent_expr.
1301
1302 2018-01-12  Nathan Sidwell  <nathan@acm.org>
1303
1304         * cp-tree.h (mark_rvalue_use): Add parm name.
1305         * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1306         mark_rvalue_use.
1307         * call.c (convert_like_real): Fix formatting.
1308
1309 2018-01-11  Jason Merrill  <jason@redhat.com>
1310
1311         PR c++/82728 - wrong -Wunused-but-set-variable
1312         PR c++/82799
1313         PR c++/83690
1314         * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
1315         * decl.c (case_conversion): Likewise.
1316         * semantics.c (finish_static_assert): Call
1317         perform_implicit_conversion_flags.
1318
1319 2018-01-11  Nathan Sidwell  <nathan@acm.org>
1320
1321         * method.c (enum mangling_flags): Delete long-dead enum.
1322
1323 2018-01-10  Paolo Carlini  <paolo.carlini@oracle.com>
1324
1325         * parser.c (cp_parser_std_attribute_spec): When
1326         token_pair::require_open / require_close return false simply
1327         return error_mark_node, avoid duplicate cp_parser_error about
1328         expected '(' / ')', respectively.
1329
1330 2018-01-10  David Malcolm  <dmalcolm@redhat.com>
1331
1332         PR c++/43486
1333         * call.c (null_ptr_cst_p): Strip location wrappers when
1334         converting from '0' to a pointer type in C++11 onwards.
1335         (conversion_null_warnings): Replace comparison with null_node with
1336         call to null_node_p.
1337         (build_over_call): Likewise.
1338         * cp-gimplify.c (cp_fold): Remove the early bailout when
1339         processing_template_decl.
1340         * cp-lang.c (selftest::run_cp_tests): Call
1341         selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
1342         * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
1343         (selftest::run_cp_tests): Move decl to bottom of file.
1344         (null_node_p): New inline function.
1345         (selftest::cp_pt_c_tests): New decl.
1346         (selftest::cp_tree_c_tests): New decl.
1347         * cvt.c (build_expr_type_conversion): Replace comparison with
1348         null_node with call to null_node_p.
1349         * error.c (args_to_string): Likewise.
1350         * except.c (build_throw): Likewise.
1351         * mangle.c (write_expression): Skip location wrapper nodes.
1352         * parser.c (literal_integer_zerop): New function.
1353         (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
1354         the result for RID_TYPEID. Pass true for new "wrap_locations_p"
1355         param of cp_parser_parenthesized_expression_list.  When calling
1356         warn_for_memset, replace integer_zerop calls with
1357         literal_integer_zerop, eliminating the double logical negation
1358         cast to bool.  Eliminate the special-casing for CONST_DECL in
1359         favor of the fold_for_warn within warn_for_memset.
1360         (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
1361         param, defaulting to false.  Convert "expr" to a cp_expr, and call
1362         maybe_add_location_wrapper on it when wrap_locations_p is true.
1363         (cp_parser_unary_expression): Call maybe_add_location_wrapper on
1364         the result for RID_ALIGNOF and RID_SIZEOF.
1365         (cp_parser_builtin_offsetof): Likewise.
1366         * pt.c: Include "selftest.h".
1367         (tsubst_copy): Handle location wrappers.
1368         (tsubst_copy_and_build): Likewise.
1369         (build_non_dependent_expr): Likewise.
1370         (selftest::test_build_non_dependent_expr): New function.
1371         (selftest::cp_pt_c_tests): New function.
1372         * tree.c: Include "selftest.h".
1373         (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
1374         (selftest::test_lvalue_kind): New function.
1375         (selftest::cp_tree_c_tests): New function.
1376         * typeck.c (string_conv_p): Strip any location wrapper from "exp".
1377         (cp_build_binary_op): Replace comparison with null_node with call
1378         to null_node_p.
1379         (build_address): Use location of operand when building address
1380         expression.
1381
1382 2018-01-10  Marek Polacek  <polacek@redhat.com>
1383
1384         PR c++/82541
1385         * call.c (build_conditional_expr_1): Check complain before warning.
1386         * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
1387         -Wduplicated-branches.
1388
1389 2018-01-10  Jakub Jelinek  <jakub@redhat.com>
1390
1391         PR c++/81327
1392         * call.c (maybe_warn_class_memaccess): Add forward declaration.
1393         Change last argument from tree * to const vec<tree, va_gc> *, adjust
1394         args uses and check number of operands too.  Don't strip away any
1395         nops.  Use maybe_constant_value when looking for INTEGER_CST args.
1396         Deal with src argument not having pointer type.  Check
1397         tree_fits_uhwi_p before calling tree_to_uhwi.  Remove useless
1398         test.
1399         (build_over_call): Call maybe_warn_class_memaccess here on the
1400         original arguments.
1401         (build_cxx_call): Rather than here on converted arguments.
1402
1403 2018-01-10  Paolo Carlini  <paolo.carlini@oracle.com>
1404
1405         PR c++/81055
1406         * init.c (build_vec_init): Avoid building an INIT_EXPR with
1407         error_mark_node as second argument.
1408
1409 2018-01-09  Jakub Jelinek  <jakub@redhat.com>
1410
1411         PR c++/83734
1412         * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
1413         in STATEMENT_LIST.  Remove unneeded assert.
1414
1415 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1416             Alan Hayward  <alan.hayward@arm.com>
1417             David Sherwood  <david.sherwood@arm.com>
1418
1419         * constexpr.c (cxx_eval_array_reference): Handle polynomial
1420         VECTOR_CST_NELTS.
1421         (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
1422         * call.c (build_conditional_expr_1): Likewise.
1423         * decl.c (cp_finish_decomp): Likewise.
1424         * mangle.c (write_type): Likewise.
1425         * typeck.c (structural_comptypes): Likewise.
1426         (cp_build_binary_op): Likewise.
1427         * typeck2.c (process_init_constructor_array): Likewise.
1428
1429 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1430
1431         PR c++/83555
1432         * typeck.c (build_static_cast_1): For static casts to reference types,
1433         call build_base_path with flag_delete_null_pointer_checks as nonnull
1434         instead of always false.  When -fsanitize=null, call
1435         ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
1436         * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
1437         call if the first argument is INTEGER_CST with REFERENCE_TYPE.
1438
1439 2018-01-03  Nathan Sidwell  <nathan@acm.org>
1440
1441         PR c++/83667
1442         * method.c (make_alias_for): Copy DECL_CONTEXT.
1443
1444 2018-01-03  Marek Polacek  <polacek@redhat.com>
1445
1446         PR c++/83592
1447         * decl.c (grokdeclarator): Don't warn about MVP in typename context.
1448
1449 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1450
1451         PR preprocessor/83602
1452         * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
1453         for builtin macros.
1454
1455         PR c++/83634
1456         * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
1457         error_mark_node, return error_mark_node.
1458
1459         Update copyright years.
1460
1461 2018-01-02  Jakub Jelinek  <jakub@redhat.com>
1462
1463         PR c++/83556
1464         * tree.c (replace_placeholders_r): Pass NULL as last argument to
1465         cp_walk_tree instead of d->pset.  If non-TREE_CONSTANT and
1466         non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
1467         to false and return.
1468         (replace_placeholders): Pass NULL instead of &pset as last argument
1469         to cp_walk_tree.
1470
1471 2018-01-02  Nathan Sidwell  <nathan@acm.org>
1472
1473         * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
1474         lval var.
1475 \f
1476 Copyright (C) 2018 Free Software Foundation, Inc.
1477
1478 Copying and distribution of this file, with or without modification,
1479 are permitted in any medium without royalty provided the copyright
1480 notice and this notice are preserved.