gcc/cp/ChangeLog

   1 2018-03-21  Nathan Sidwell  <nathan@acm.org>
   2
   3         PR c++/85008
   4         * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
   5         * decl2.c (vague_linkage_p): Likewise.
   6
   7 2018-03-21  David Malcolm  <dmalcolm@redhat.com>
   8
   9         PR c++/84994
  10         * constexpr.c (constexpr_fn_retval): Make non-"static".
  11         * cp-tree.h (constexpr_fn_retval): New decl.
  12         * search.c (direct_accessor_p): Update leading comment.
  13         (reference_accessor_p): Likewise.
  14         (field_accessor_p): Replace check that function body is a
  15         RETURN_EXPR with a call to constexpr_fn_retval.  Fix
  16         indentation of "field_type" decl.
  17
  18 2018-03-21  Nathan Sidwell  <nathan@acm.org>
  19
  20         PR c++/84804
  21         * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
  22         complete classes.
  23
  24 2018-03-21  Martin Sebor  <msebor@redhat.com>
  25
  26         PR c++/84850
  27         * call.c (first_non_public_field): New template and function.
  28         (first_non_trivial_field): New function.
  29         (maybe_warn_class_memaccess): Call them.
  30
  31 2018-03-21  David Malcolm  <dmalcolm@redhat.com>
  32
  33         PR c++/84892
  34         * search.c (field_accessor_p): Use class_of_this_parm rather than
  35         type_of_this_parm, to check that "this" is a "const T *", rather
  36         than a "T *const".
  37
  38 2018-03-21  Nathan Sidwell  <nathan@acm.org>
  39
  40         * class.c (finish_struct_anon_r): Refactor, deprecate anything
  41         other than public non-static data members.
  42         * parser.c (cp_parser_init_declarator): Deprecate attributes after
  43         parenthesized initializer.
  44
  45         PR c++/84836
  46         * name-lookup.c (update_binding): Correct logic for local binding
  47         update.
  48
  49 2018-03-21  Marek Polacek  <polacek@redhat.com>
  50
  51         PR c++/71638, ICE with NSDMI and reference.
  52         * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
  53         even when we replace an element.
  54
  55 2018-03-20  Marek Polacek  <polacek@redhat.com>
  56
  57         PR c++/84978, ICE with NRVO.
  58         * constexpr.c (cxx_eval_constant_expression): Handle the case when
  59         a RESULT_DECL isn't in the hash map.
  60
  61 2018-03-20  Jason Merrill  <jason@redhat.com>
  62
  63         PR c++/84978, ICE with NRVO.
  64         * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
  65         (cp_get_callee_fndecl_nofold): New.
  66         * cp-gimplify.c (cp_genericize_r): Use it instead.
  67         * call.c (check_self_delegation): Likewise.
  68
  69 2018-03-20  Nathan Sidwell  <nathan@acm.org>
  70
  71         PR c++/84962
  72         * name-lookup.c (pushdecl_class_level): Push anon-struct's
  73         member_vec, if there is one.
  74
  75         PR c++/84970
  76         * cp-tree.h (lookup_list_keep): Declare.
  77         * tree.c (lookup_list_keep): New, broken out of ...
  78         (build_min): ... here.  Call it.
  79         * decl.c (cp_finish_decl): Call lookup_list_keep.
  80
  81 2018-03-19  Jason Merrill  <jason@redhat.com>
  82
  83         PR c++/84937 - ICE with class deduction and auto.
  84         * pt.c (rewrite_template_parm): Fix auto handling.
  85
  86 2018-03-19  Marek Polacek  <polacek@redhat.com>
  87
  88         PR c++/84925
  89         * pt.c (enclosing_instantiation_of): Check if fn is null.
  90
  91         PR c++/84927
  92         * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
  93         as we evaluate the elements.
  94         (cxx_eval_constant_expression): Verify constructor's flags
  95         unconditionally.
  96
  97 2018-03-19  Jason Merrill  <jason@redhat.com>
  98
  99         PR c++/71834 - template-id with too few arguments.
 100         * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
 101
 102 2018-03-19  Nathan Sidwell  <nathan@acm.org>
 103
 104         PR c++/84835
 105         * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
 106         * pt.c (build_template_decl): Propagate language linkage.
 107
 108         PR c++/84812
 109         * name-lookup.c (set_local_extern_decl_linkage): Defend against
 110         ambiguous lookups.
 111
 112 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
 113
 114         PR c/84910
 115         * parser.c (cp_parser_lambda_introducer): Remove trailing space from
 116         diagnostics.
 117         * method.c (synthesize_method): Likewise.
 118         * pt.c (convert_nontype_argument): Likewise.
 119
 120 2018-03-16  Jason Merrill  <jason@redhat.com>
 121
 122         PR c++/84720 - ICE with rvalue ref non-type argument.
 123         * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
 124         (convert_nontype_argument): Revert earlier change.
 125
 126         PR c++/80227 - SFINAE and negative array size.
 127         * decl.c (compute_array_index_type): Use
 128         build_converted_constant_expr and valid_constant_size_p.
 129
 130         PR c++/84906 - silent wrong code with ambiguous conversion.
 131         * call.c (build_user_type_conversion_1): Set need_temporary_p on
 132         ambiguous conversion.
 133         (convert_like_real): Check it.
 134
 135         PR c++/83937 - wrong C++17 handling of init-list ctor argument.
 136         * call.c (build_special_member_call): Don't convert an init-list
 137         argument directly to the class type.
 138
 139 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
 140
 141         PR c++/79937
 142         PR c++/82410
 143         * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
 144         (find_placeholder): Declare.
 145         * tree.c (struct replace_placeholders_t): Add exp member.
 146         (replace_placeholders_r): Don't walk into ctors with
 147         CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
 148         d->exp.  Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
 149         (replace_placeholders): Initialize data.exp.
 150         (find_placeholders_r, find_placeholders): New functions.
 151         * typeck2.c (process_init_constructor_record,
 152         process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
 153         if adding NSDMI on which find_placeholder returns true.
 154         * call.c (build_over_call): Don't call replace_placeholders here.
 155         * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
 156         TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
 157         TARGET_EXPR_INITIAL.
 158         (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
 159         ctor.
 160
 161 2018-03-16  Jason Merrill  <jason@redhat.com>
 162
 163         PR c++/83911 - ICE with multiversioned constructor.
 164         * cp-gimplify.c (cp_genericize_r): Replace versioned function with
 165         dispatchere here.
 166         * call.c (build_over_call): Not here.
 167
 168 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
 169
 170         PR c++/84874
 171         * decl.c (reshape_init_class): Don't assert d->cur->index == field
 172         if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
 173
 174 2018-03-15  Jakub Jelinek  <jakub@redhat.com>
 175
 176         PR c++/84222
 177         * cp-tree.h (cp_warn_deprecated_use): Declare.
 178         * tree.c (cp_warn_deprecated_use): New function.
 179         * typeck2.c (build_functional_cast): Use it.
 180         * decl.c (grokparms): Likewise.
 181         (grokdeclarator): Likewise.  Temporarily push nested class scope
 182         around grokparms call for out of class member definitions.
 183
 184 2018-03-14  Jason Merrill  <jason@redhat.com>
 185
 186         PR c++/84820 - no error for invalid qualified-id.
 187         * parser.c (cp_parser_make_indirect_declarator): Don't wrap
 188         cp_error_declarator.
 189
 190         PR c++/84801 - ICE with unexpanded pack in lambda.
 191         * pt.c (check_for_bare_parameter_packs): Don't return early for a
 192         lambda in non-template context.
 193
 194         PR c++/81236 - auto variable and auto function
 195         * pt.c (tsubst_baselink): Update the type of the BASELINK after
 196         mark_used.
 197
 198 2018-03-14  Jason Merrill  <jason@redhat.com>
 199
 200         PR c++/83916 - ICE with template template parameters.
 201         * pt.c (convert_template_argument): Don't substitute into type of
 202         non-type parameter if we don't have enough arg levels.
 203         (unify): Likewise.
 204
 205 2018-03-14  Marek Polacek  <polacek@redhat.com>
 206
 207         PR c++/84596
 208         * semantics.c (finish_static_assert): Check
 209         instantiation_dependent_expression_p instead of
 210         {type,value}_dependent_expression_p.
 211
 212 2018-03-13  Paolo Carlini  <paolo.carlini@oracle.com>
 213             Jason Merrill  <jason@redhat.com>
 214
 215         PR c++/82336 - link error with list-init default argument.
 216         * decl.c (check_default_argument): Unshare an initializer list.
 217
 218 2018-03-13  Jakub Jelinek  <jakub@redhat.com>
 219
 220         PR c++/84843
 221         * decl.c (duplicate_decls): For redefinition of built-in, use error
 222         and return error_mark_node.  For redeclaration, return error_mark_node
 223         rather than olddecl if !flag_permissive.
 224
 225 2018-03-13  Jason Merrill  <jason@redhat.com>
 226
 227         PR c++/82565 - ICE with concepts and generic lambda.
 228         * pt.c (instantiate_decl): Clear fn_context for lambdas.
 229
 230 2018-03-13  Jason Merrill  <jason@redhat.com>
 231
 232         PR c++/84720 - ICE with rvalue ref non-type argument.
 233         * pt.c (convert_nontype_argument): Handle rvalue references.
 234
 235         PR c++/84839 - ICE with decltype of parameter pack.
 236         * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
 237         instantiating dummy parms.
 238
 239         * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
 240         parameter even without -Wpedantic.
 241
 242         PR c++/84798 - ICE with auto in abstract function declarator.
 243         * parser.c (cp_parser_parameter_declaration_clause): Check
 244         parser->default_arg_ok_p.
 245
 246 2018-03-13  Jakub Jelinek  <jakub@redhat.com>
 247
 248         PR c++/84808
 249         * constexpr.c (find_array_ctor_elt): Don't use elt reference after
 250         first potential CONSTRUCTOR_ELTS reallocation.  Convert dindex to
 251         sizetype.  Formatting fixes.
 252
 253 2018-03-12  Jason Merrill  <jason@redhat.com>
 254
 255         PR c++/84355 - ICE with deduction for member class template.
 256         * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
 257         CLASS_PLACEHOLDER_TEMPLATE.
 258
 259         PR c++/84802 - ICE capturing uninstantiated class.
 260         * lambda.c (build_capture_proxy): Call complete_type.
 261
 262 2018-03-09  Jason Merrill  <jason@redhat.com>
 263
 264         PR c++/84770 - ICE with typedef and parameter pack.
 265         * pt.c (verify_unstripped_args_1): Split out from
 266         verify_unstripped_args.
 267
 268         PR c++/84785 - ICE with alias template and default targs.
 269         * pt.c (type_unification_real): Set processing_template_decl if
 270         saw_undeduced == 1.
 271
 272         PR c++/84752 - ICE with capture of constexpr array.
 273         * call.c (standard_conversion): Set rvaluedness_matches_p on the
 274         identity conversion under ck_lvalue.
 275
 276 2018-03-09  Jason Merrill  <jason@redhat.com>
 277             Paolo Carlini  <paolo.carlini@oracle.com>
 278
 279         PR c++/71169
 280         PR c++/71832
 281         * pt.c (any_erroneous_template_args_p): New.
 282         * cp-tree.h (any_erroneous_template_args_p): Declare it.
 283         * parser.c (cp_parser_class_specifier_1): Use it.
 284
 285 2018-03-09  Jason Merrill  <jason@redhat.com>
 286
 287         PR c++/84726 - unnecessary capture of constant vars.
 288         * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
 289         (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
 290         * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
 291         * lambda.c (is_constant_capture_proxy)
 292         (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
 293         (prune_lambda_captures): New.
 294         (finish_lambda_function): Call prune_lambda_captures.
 295
 296 2018-03-09  Jason Merrill  <jason@redhat.com>
 297             Jakub Jelinek  <jakub@redhat.com>
 298
 299         PR c++/84076
 300         * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
 301         build ADDR_EXPR with REFERENCE_TYPE.
 302         (build_over_call): For purposes of check_function_arguments, if
 303         argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
 304         its operand rather than the argument itself.
 305
 306 2018-03-09  Jakub Jelinek  <jakub@redhat.com>
 307
 308         PR c++/84724
 309         * decl.c (duplicate_decls): Don't override __* prefixed builtins
 310         except for __[^b]*_chk, instead issue permerror and for -fpermissive
 311         also a note and return olddecl.
 312
 313 2018-03-09  Nathan Sidwell  <nathan@acm.org>
 314
 315         PR c++/84733
 316         * name-lookup.c (do_pushdecl_with_scope): Only clear
 317         current_function_decl when pushing a non-class (i.e. namespace)
 318         scope.
 319
 320 2018-03-08  Jason Merrill  <jason@redhat.com>
 321             Jakub Jelinek  <jakub@redhat.com>
 322
 323         PR c++/80598
 324         * call.c (build_over_call): In templates set TREE_USED (first_fn) when
 325         not calling mark_used for the benefit of -Wunused-function warning.
 326
 327 2018-03-06  Jason Merrill  <jason@redhat.com>
 328
 329         * lambda.c (is_capture_proxy_with_ref): Remove.
 330         * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
 331
 332 2018-03-06  Marek Polacek  <polacek@redhat.com>
 333
 334         PR c++/84684
 335         * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
 336         arguments.
 337
 338 2018-03-06  Alexandre Oliva <aoliva@redhat.com>
 339
 340         PR c++/84231
 341         * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
 342         only while processing template decls.
 343         * typeck.c (build_x_conditional_expr): Move wrapping of
 344         reference type around type...
 345         * call.c (build_conditional_expr_1): ... here.  Rename
 346         is_lvalue to is_glvalue.
 347         * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
 348         INDIRECT_REF of COND_EXPR too.
 349
 350         PR c++/84593
 351         * init.c (build_zero_init_1): Zero-initialize references.
 352
 353         PR c++/84492
 354         * semantics.c (finish_stmt_expr_expr): Reject unresolved
 355         overloads used as stmt expr values.
 356
 357 2018-03-05  Jason Merrill  <jason@redhat.com>
 358
 359         PR c++/84708 - ICE with lambda in local class NSDMI.
 360         * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
 361         context.
 362
 363 2018-03-05  Jakub Jelinek  <jakub@redhat.com>
 364
 365         PR c++/84684
 366         * constexpr.c (constexpr_call_hasher::equal): Return false if
 367         lhs->hash != rhs->hash.  Change return 1 to return true and
 368         return 0 to return false.
 369
 370 2018-03-05  Nathan Sidwell  <nathan@acm.org>
 371
 372         PR c++/84702
 373         * pt.c (process_template_arg): Mark lookup_keep on a default arg.
 374
 375 2018-03-05  Marek Polacek  <polacek@redhat.com>
 376
 377         PR c++/84707
 378         * decl.c (duplicate_decls): Check DECL_NAME before accessing
 379         UDLIT_OPER_P.
 380
 381 2018-03-05  Nathan Sidwell  <nathan@acm.org>
 382
 383         PR c++/84694
 384         * friend.c (do_friend): Restore check for identifier_p inside
 385         TEMPLATE_ID_EXPR.
 386
 387 2018-03-05  Paolo Carlini  <paolo.carlini@oracle.com>
 388
 389         PR c++/84618
 390         * parser.c (cp_parser_lambda_introducer): Reject any capture not
 391         involving a VAR_DECL or a PARM_DECL.
 392
 393 2018-03-05  Pádraig Brady  <P@draigBrady.com>
 394             Jason  Merrill  <jason@redhat.com>
 395             Nathan Sidwell  <nathan@acm.org>
 396
 397         PR c++/84497
 398         * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
 399
 400 2018-03-03  Jason Merrill  <jason@redhat.com>
 401
 402         PR c++/84686 - missing volatile loads.
 403         * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
 404
 405 2018-03-03  Paolo Carlini  <paolo.carlini@oracle.com>
 406
 407         PR c++/71464
 408         * optimize.c (maybe_thunk_body): Bail out immediately if either
 409         fns[0] or fns[1] is null.
 410
 411 2018-03-02  Marek Polacek  <polacek@redhat.com>
 412
 413         PR c++/84578
 414         * constexpr.c (get_array_or_vector_nelts): New.
 415         (cxx_eval_array_reference): Use it.
 416         (cxx_eval_vec_init_1): Likewise.
 417         (cxx_eval_store_expression): Likewise.
 418
 419 2018-03-02  Jason Merrill  <jason@redhat.com>
 420
 421         * semantics.c (force_paren_expr): Remove redundant test.
 422
 423 2018-03-02  Marek Polacek  <polacek@redhat.com>
 424
 425         PR c++/84663
 426         * decl.c (cp_complete_array_type): Check error_mark_node.
 427
 428         PR c++/84664
 429         * typeck.c (cp_perform_integral_promotions): Check the result of
 430         mark_rvalue_use.
 431
 432 2018-03-02  Jakub Jelinek  <jakub@redhat.com>
 433
 434         PR c++/84662
 435         * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
 436         RETURN instead of return.
 437         <case POINTER_PLUS_EXPR>: Likewise.
 438         <case CONVERT_EXPR>: If op0 is error_mark_node, just return
 439         it instead of wrapping it into CONVERT_EXPR.
 440
 441 2018-03-02  Jason Merrill  <jason@redhat.com>
 442
 443         Fix MIPS16 ICE.
 444         * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
 445
 446 2018-03-02  Marek Polacek  <polacek@redhat.com>
 447
 448         PR c++/84590
 449         * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
 450         wrapped in VIEW_CONVERT_EXPR.
 451
 452 2018-03-01  Martin Sebor  <msebor@redhat.com>
 453
 454         PR c++/84294
 455         * decl.c (check_redeclaration_no_default_args): Merge attributes
 456         specified on redeclarations of the same function template.
 457         Remove dead code.
 458
 459 2018-03-01  Marek Polacek  <polacek@redhat.com>
 460             Jason Merrill  <jason@redhat.com>
 461
 462         PR c++/84582
 463         * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
 464         a template.
 465         (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
 466         * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
 467         of instantiate_non_dependent_expr.
 468         * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
 469
 470 2018-03-01  Nathan Sidwell  <nathan@acm.org>
 471
 472         PR c++/84434
 473         * name-lookup.c (member_vec_dedup): Remove manually peeled
 474         iteration.  Ignore dependent ctor inheritance.
 475
 476 2018-03-01  Jason Merrill  <jason@redhat.com>
 477
 478         PR c++/71569 - decltype of template.
 479         * parser.c (cp_parser_decltype_expr): Handle missing template args.
 480
 481 2018-03-01  Marek Polacek  <polacek@redhat.com>
 482
 483         PR c++/84596
 484         * constexpr.c (require_rvalue_constant_expression): New function.
 485         * cp-tree.h: Declare it.
 486         * semantics.c (finish_static_assert): Use it instead of
 487         require_potential_rvalue_constant_expression.
 488
 489 2018-03-01  Jason Merrill  <jason@redhat.com>
 490             Alexandre Oliva <aoliva@redhat.com>
 491
 492         PR c++/71569 - ICE with redundant args on member variable template.
 493         * decl.c (start_decl): Handle partial specialization of member
 494         variable template.
 495         * pt.c (determine_specialization): Allow partial specialization
 496         of member variable template without specializing enclosing class.
 497         (process_partial_specialization): Improve error message.
 498
 499 2018-02-28  Jason Merrill  <jason@redhat.com>
 500
 501         PR c++/71784 - ICE with ref-qualifier and explicit specialization.
 502         * pt.c (determine_specialization): Check ref-qualifier.
 503
 504 2018-02-28  Jakub Jelinek  <jakub@redhat.com>
 505
 506         PR c++/84609
 507         * parser.c (cp_parser_attributes_opt): Formatting fix.
 508         (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
 509         cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
 510         New functions.
 511         (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
 512         instead of tentative parse to peek over optional attribute tokens
 513         to check for CPP_COLON after them.
 514
 515         PR c++/83871
 516         PR c++/83503
 517         * pt.c (INCLUDE_STRING): Remove define.
 518         (warn_spec_missing_attributes): Use pretty_printer instead of
 519         std::string.  Fix up inform call so that the list of attributes
 520         is in %s argument.
 521
 522 2018-02-28  Martin Sebor  <msebor@redhat.com>
 523
 524         PR testsuite/84617
 525         * decl.c (duplicate_decls): Fully merge attributes const, pure,
 526         and malloc.
 527
 528 2018-02-28  Nathan Sidwell  <nathan@acm.org>
 529
 530         PR c++/84602
 531         * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
 532         * name-lookup.c (fields_linear_search): Look in an anon-aggr
 533         regardless of want_type.
 534         (search_anon_aggr): Just use get_class_binding_direct.
 535
 536 2018-02-28  Jakub Jelinek  <jakub@redhat.com>
 537
 538         * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
 539         inform_n.
 540
 541 2018-02-27  Martin Sebor  <msebor@redhat.com>
 542
 543         * pt.c: Avoid including <string> directly.
 544
 545 2018-02-27  Martin Sebor  <msebor@redhat.com>
 546
 547         PR c++/83871
 548         PR c++/83503
 549         * cp-tree.h (warn_spec_missing_attributes): New function.
 550         ((check_explicit_specialization): Add an argument.  Call the above
 551         function.
 552         * decl.c (duplicate_decls): Avoid applying primary function template's
 553         attributes to its explicit specializations.
 554         cp/pt.c (warn_spec_missing_attributes): Define.
 555
 556 2018-02-27  Håkon Sandsmark  <hsandsmark@gmail.com>
 557
 558         PR c++/71546 - lambda init-capture with qualified-id.
 559         * parser.c (cp_parser_lambda_introducer): Clear scope after
 560         each lambda capture.
 561
 562 2018-02-27  Nathan Sidwell  <nathan@acm.org>
 563
 564         PR c++/84426
 565         * name-lookup.h (get_member_slot): Rename ...
 566         (find_member_slot): ... here.
 567         (add_member_slot): New.
 568         * name-lookup.c (member_vec_linear_search): No need to check for
 569         NULL slot.
 570         (get_member_slot): Rename ...
 571         (find_member_slot): ... here.  Don't add slot for incomplete class.
 572         (add_member_slot): New.
 573         * class.c (add_method): Adjust get_member_slot rename.  Bail out
 574         if push_class_level_binding fails.  Create slot and grok
 575         properties once we're committed to insertion.
 576
 577 2018-02-27  Jason Merrill  <jason@redhat.com>
 578
 579         PR c++/84489 - dependent default template argument
 580         * pt.c (type_unification_real): Handle early substitution failure.
 581
 582 2018-02-26  Jason Merrill  <jason@redhat.com>
 583
 584         PR c++/84560 - ICE capturing multi-dimensional VLA.
 585         * tree.c (array_of_runtime_bound_p): False if the element is
 586         variably-modified.
 587
 588         PR c++/84441 - ICE with base initialized from ?:
 589         * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
 590
 591         PR c++/84520 - ICE with generic lambda in NSDMI.
 592         * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
 593         'this' in a generic lambda instantiation.
 594
 595         PR c++/84559 - ICE with constexpr VLA.
 596         * constexpr.c (ensure_literal_type_for_constexpr_object): Check
 597         for constexpr variable with VLA type.
 598
 599 2018-02-26  Jakub Jelinek  <jakub@redhat.com>
 600
 601         PR c++/84558
 602         * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
 603         a valid constant initializer.  Formatting fixes.
 604
 605 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 606
 607         PR c++/84540
 608         * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
 609         returning NULL_TREE.
 610         (apply_late_template_attributes): Likewise.
 611
 612 2018-02-26  Jakub Jelinek  <jakub@redhat.com>
 613
 614         PR c++/84557
 615         * parser.c (cp_parser_omp_var_list_no_open): Only call
 616         cp_parser_lookup_name_simple on names satisfying identifier_p.
 617         (cp_parser_oacc_routine): Likewise.
 618
 619 2018-02-26  Jason Merrill  <jason@redhat.com>
 620
 621         PR c++/84551 - ICE with concepts and -g.
 622         * parser.c (add_debug_begin_stmt): Do nothing in a concept.
 623
 624 2018-02-26  Marek Polacek  <polacek@redhat.com>
 625
 626         PR c++/84325
 627         * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
 628         non-types.
 629
 630 2018-02-26  Jason Merrill  <jason@redhat.com>
 631
 632         PR c++/84447 - ICE with deleted inherited ctor with default arg.
 633         * call.c (build_over_call): Handle deleted functions in one place.
 634
 635 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 636
 637         PR c++/84533
 638         * decl.c (redeclaration_error_message): Don't try to use
 639         DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
 640
 641 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 642
 643         * lambda.c (build_capture_proxy): Define static.
 644         * cp-tree.h (build_capture_proxy): Remove.
 645
 646 2018-02-26  Marek Polacek  <polacek@redhat.com>
 647
 648         PR c++/84537
 649         * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
 650         if name is error node.
 651
 652 2018-02-25  Jason Merrill  <jason@redhat.com>
 653
 654         PR c++/84015 - ICE with class deduction and auto template parm.
 655         * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
 656
 657 2018-02-24  Marek Polacek  <polacek@redhat.com>
 658
 659         PR c++/83692
 660         * constexpr.c (maybe_constant_init_1): New function.
 661         (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
 662         (cxx_constant_init): New function.
 663         * cp-tree.h (cxx_constant_init): Declare.
 664         * typeck2.c (store_init_value): Call cxx_constant_init instead of
 665         cxx_constant_value.  Move the maybe_constant_init call under an 'else'.
 666
 667 2018-02-22  Jason Merrill  <jason@redhat.com>
 668
 669         PR c++/70468 - ICE with constructor delegation via typedef.
 670         * pt.c (tsubst_initializer_list): Check for other mem-initializers
 671         with constructor delegation.
 672
 673 2018-02-22  Jason Merrill  <jason@redhat.com>
 674
 675         PR c++/84424 - ICE with constexpr and __builtin_shuffle.
 676         * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
 677         VECTOR_TYPE.
 678
 679 2018-02-22  Marek Polacek  <polacek@redhat.com>
 680
 681         PR c++/84493
 682         * parser.c (cp_parser_braced_list): Use require_open instead of
 683         consume_open.
 684
 685 2018-02-21  Jason Merrill  <jason@redhat.com>
 686
 687         PR c++/84454 - ICE with pack expansion in signature.
 688         * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
 689
 690 2018-02-20  Siddhesh Poyarekar  <siddhesh@sourceware.org>
 691
 692         * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
 693         IF_STMT.
 694
 695 2018-02-20  Paolo Carlini  <paolo.carlini@oracle.com>
 696
 697         PR c++/84446
 698         * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
 699         on error_mark_node.
 700
 701 2018-02-20  Jakub Jelinek  <jakub@redhat.com>
 702
 703         PR c++/84445
 704         * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
 705         TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
 706
 707         PR c++/84449
 708         * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
 709         returns error_mark_node, return it immediately.
 710         (break_out_target_exprs): If cp_walk_tree with bot_manip returns
 711         error_mark_node, return error_mark_node.
 712
 713         PR c++/84455
 714         * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
 715         function_depth to avoid GC during finish_lambda_function.
 716
 717 2018-02-19  Jason Merrill  <jason@redhat.com>
 718
 719         PR c++/84429 - ICE capturing VLA.
 720         * lambda.c (build_capture_proxy): Handle reference refs.
 721
 722 2018-02-19  Jakub Jelinek  <jakub@redhat.com>
 723
 724         PR c++/84448
 725         * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
 726         either operand is error_mark_node, set current.lhs to that instead of
 727         creating a binary op with error_mark_node operands.
 728
 729         PR c++/84430
 730         * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
 731
 732 2018-02-19  Paolo Carlini  <paolo.carlini@oracle.com>
 733
 734         PR c++/84348
 735         * decl.c (grokdeclarator): Early return error_mark_node upon
 736         ill-formed friend declaration.
 737
 738 2018-02-16  Marek Polacek  <polacek@redhat.com>
 739             Jakub Jelinek  <jakub@redhat.com>
 740
 741         PR c++/84192
 742         * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
 743         set *jump_target to anything if jump_target is NULL.
 744
 745 2018-02-16  Jason Merrill  <jason@redhat.com>
 746
 747         PR c++/84151 - unnecessary volatile load with static member.
 748         * call.c (build_new_method_call_1): Avoid loading from a volatile
 749         lvalue used as the object argument for a static member function.
 750
 751         PR c++/81853 - using-directive and constexpr.
 752         * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
 753
 754         PR c++/84420 - ICE with structured binding in lambda.
 755         * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
 756
 757         PR c++/83835 - C++17 error with constructor ctors.
 758         * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
 759
 760         PR c++/82664 - ICE with reference to function template parm.
 761         * pt.c (convert_nontype_argument_function): Avoid obfuscationg
 762         NOP_EXPRs.
 763
 764         PR c++/82764 - C++17 ICE with empty base
 765         * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
 766
 767 2018-02-16  Jason Merrill  <jason@redhat.com>
 768
 769         PR c++/84421 - type-dependent if constexpr
 770         * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
 771
 772 2018-02-16  Nathan Sidwell  <nathan@acm.org>
 773
 774         Deprecate -ffriend-injection.
 775         * decl.c (cxx_init_decl_processing): Emit warning on option.
 776         * name-lookup.c (do_pushdecl): Emit warning if we push a visible
 777         friend.
 778
 779 2018-02-16  Paolo Carlini  <paolo.carlini@oracle.com>
 780
 781         PR c++/82468
 782         * decl.c (check_special_function_return_type): Reject template
 783         template parameter in deduction guide.
 784
 785 2018-02-16  Nathan Sidwell  <nathan@acm.org>
 786
 787         PR c++/84375
 788         * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
 789
 790 2018-02-15  Jason Merrill  <jason@redhat.com>
 791
 792         PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
 793         * call.c (convert_like_real): Don't use the copy-list-initialization
 794         shortcut for ck_base.
 795
 796         PR c++/84045 - ICE with typedef and noexcept.
 797         * except.c (build_noexcept_spec): Use strip_typedefs_expr.
 798
 799         PR c++/84376 - ICE with omitted template arguments.
 800         * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
 801
 802         PR c++/84368 - wrong error with local variable in variadic lambda.
 803         * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
 804         local_specializations.
 805
 806 2018-02-15  Paolo Carlini  <paolo.carlini@oracle.com>
 807
 808         PR c++/84330
 809         * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
 810         as first argument.
 811
 812 2018-02-14  Paolo Carlini  <paolo.carlini@oracle.com>
 813
 814         PR c++/84350
 815         * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
 816         init, early return.
 817
 818 2018-02-14  Nathan Sidwell  <nathan@acm.org>
 819
 820         * decl2.c (mark_vtable_entries): Set input_location to decl's.
 821         (c_parse_final_cleanups): Restore input_location after emitting
 822         vtables.
 823
 824 2018-02-14  Paolo Carlini  <paolo.carlini@oracle.com>
 825
 826         * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
 827         (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
 828         auto_deduction_context, tree, int): Add defaults.
 829         * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
 830         (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
 831         tsubst_flags_t argument.
 832         * init.c (build_new): Likewise.
 833
 834 2018-02-13  Jakub Jelinek  <jakub@redhat.com>
 835
 836         PR c++/84364
 837         * typeck.c (check_return_expr): Don't emit -Weffc++ warning
 838         about return other than *this in assignment operators if
 839         retval is type dependent expression.
 840
 841 2018-02-13  Paolo Carlini  <paolo.carlini@oracle.com>
 842
 843         PR c++/84333
 844         * call.c (build_conditional_expr_1): Use cp_save_expr instead of
 845         save_expr for the G++ extension.
 846
 847 2018-02-13  Jason Merrill  <jason@redhat.com>
 848
 849         PR c++/84080 - ICE with return type deduction and specialization.
 850         * pt.c (determine_specialization): Check uses_template_parms.
 851
 852         Fix more variadic capture issues.
 853         * pt.c (find_parameter_packs_r): Also look at explicit captures.
 854         (check_for_bare_parameter_packs): Check current_class_type for
 855         lambda context.
 856         (extract_locals_r): Handle seeing a full instantiation of a pack.
 857         (tsubst_pack_expansion): Likewise.  Force lambda capture.
 858         * parser.c (cp_parser_lambda_introducer): Don't
 859         check_for_bare_parameter_packs.
 860
 861         PR c++/84338 - wrong variadic sizeof.
 862         * pt.c (argument_pack_select_arg): Like the macro, but look through
 863         a pack expansion.
 864         (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
 865         (extract_fnparm_pack): Do make_pack_expansion.
 866         (extract_locals_r): Do strip a pack expansion.
 867         * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
 868
 869 2018-02-12  Jakub Jelinek  <jakub@redhat.com>
 870
 871         PR c++/84341
 872         * parser.c (cp_parser_binary_expression): Use build_min instead of
 873         build2_loc to build the no_toplevel_fold_p toplevel binary expression.
 874
 875 2018-02-12  Nathan Sidwell  <nathan@acm.org>
 876
 877         PR c++/84263
 878         * parser.c (cp_parser_decltype): Push and pop
 879         deferring_access_checks.  Reorganize to avoid goto.
 880
 881 2018-02-12  Richard Biener  <rguenther@suse.de>
 882
 883         PR c++/84281
 884         * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
 885         uniform constructors and delay allocating them fully.
 886
 887 2018-02-09  Jason Merrill  <jason@redhat.com>
 888
 889         PR c++/84036 - ICE with variadic capture.
 890         Handle variadic capture proxies more like non-variadic.
 891         * lambda.c (build_capture_proxy): Remove workaround.
 892         * pt.c (find_parameter_packs_r): The proxy is a pack.
 893         (instantiate_class_template_1): Remove dead lambda code.
 894         (extract_fnparm_pack): Don't make_pack_expansion.
 895         (extract_locals_r): Don't strip a pack expansion.
 896         (tsubst_pack_expansion): Handle proxy packs.  Use
 897         PACK_EXPANSION_EXTRA_ARGS less.
 898         (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
 899         (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
 900         [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
 901         (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
 902         (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
 903
 904 2018-02-10  Jakub Jelinek  <jakub@redhat.com>
 905
 906         PR sanitizer/83987
 907         * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
 908
 909 2018-02-09  Jason Merrill  <jason@redhat.com>
 910
 911         PR c++/81917 - ICE with void_t and partial specialization.
 912         * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
 913         calling most_specialized_partial_spec.
 914
 915 2018-02-09  Nathan Sidwell  <nathan@acm.org>
 916
 917         PR c/84293
 918         * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
 919         Pass expr location to strict_aliasing_warning.
 920
 921 2018-02-09  Jason Merrill  <jason@redhat.com>
 922
 923         PR c++/84296 - ICE with qualified-id in template.
 924         PR c++/83714
 925         * pt.c (unknown_base_ref_p): New.
 926         (instantiation_dependent_scope_ref_p): Use it instead of
 927         any_dependent_bases_p.
 928
 929 2018-02-09  Marek Polacek  <polacek@redhat.com>
 930             Jakub Jelinek  <jakub@redhat.com>
 931
 932         PR c++/83659
 933         * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
 934         fold_indirect_ref_1, including poly_*int64.  Verify first that
 935         tree_fits_poly_int64_p (op01).  Formatting fixes.
 936
 937 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
 938
 939         * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
 940         * lambda.c (build_capture_proxy): Likewise.
 941         * search.c (field_access_p): Likewise.
 942         * semantics.c (omp_clause_decl, omp_privatize_field,
 943         finish_omp_clauses): Likewise.
 944
 945 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
 946
 947         PR c++/83806
 948         * typeck.c (decay_conversion): Use mark_rvalue_use for the special
 949         case of nullptr too.
 950
 951 2018-02-08  Nathan Sidwell  <nathan@acm.org>
 952
 953         * class.c (finish_struct): Fix std:initializer_list diagnostic
 954         formatting.
 955
 956 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
 957
 958         PR c++/83204
 959         * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
 960
 961 2018-02-07  Jakub Jelinek  <jakub@redhat.com>
 962
 963         PR c++/84082
 964         * parser.c (cp_parser_dot_deref_incomplete): New function.
 965         (cp_parser_postfix_dot_deref_expression): Use it.
 966
 967 2018-02-07  David Malcolm  <dmalcolm@redhat.com>
 968
 969         PR c++/81610
 970         PR c++/80567
 971         * name-lookup.c (suggest_rid_p): New function.
 972         (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
 973         suggest_rid_p.
 974
 975 2018-02-07  Jason Merrill  <jason@redhat.com>
 976
 977         PR c++/84182 - ICE with captured lambda
 978         PR c++/84181
 979         * pt.c (extract_locals_r, extract_local_specs): New.
 980         (tsubst_pack_expansion): Use them.
 981
 982 2018-02-07  Martin Liska  <mliska@suse.cz>
 983
 984         PR c++/84059.
 985         * class.c (add_method): Append argument value.
 986         * cp-tree.h (maybe_version_functions): Add new argument.
 987         * decl.c (decls_match): Call it if a declaration does not
 988         have DECL_FUNCTION_VERSIONED.
 989         (maybe_version_functions): record argument is added.
 990
 991 2018-02-05  Marek Polacek  <polacek@redhat.com>
 992
 993         * class.c: Remove unused global variables.
 994         (build_primary_vtable): Don't gather statistics.
 995         (print_class_statistics): Remove.
 996         * cp-tree.h (print_class_statistics): Remove.
 997         * tree.c (cxx_print_statistics): Don't call print_class_statistics.
 998
 999 2018-02-02  Paolo Carlini  <paolo.carlini@oracle.com>
1000
1001         * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1002         * constexpr.c (cx_check_missing_mem_inits): Likewise.
1003         * decl.c (next_initializable_field, find_decomp_class_base,
1004         cp_finish_decomp): Likewise.
1005         * typeck2.c (process_init_constructor_record): Likewise.
1006
1007 2018-02-02  Jason Merrill  <jason@redhat.com>
1008
1009         PR c++/84181 - ICE with lambda parm in template argument.
1010         * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1011
1012 2018-02-01  Jason Merrill  <jason@redhat.com>
1013
1014         PR c++/84160 - ICE with nested variadic capture.
1015         * lambda.c (is_capture_proxy_with_ref): New.
1016         (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1017         COMPONENT_REF.
1018         * expr.c (mark_use): Use is_capture_proxy_with_ref.
1019         * constexpr.c (potential_constant_expression_1): Likewise.
1020         * semantics.c (process_outer_var_ref): Likewise.
1021
1022 2018-02-01  Marek Polacek  <polacek@redhat.com>
1023
1024         PR c++/84125
1025         * typeck.c (build_address): Relax the assert when
1026         processing_template_decl.
1027
1028 2018-02-01  Jason Merrill  <jason@redhat.com>
1029
1030         PR c++/84126 - ICE with variadic generic lambda
1031         PR c++/84036
1032         PR c++/82249
1033         * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1034         PACK_EXPANSION_EXTRA_ARGS.
1035
1036 2018-02-01  Paolo Carlini  <paolo.carlini@oracle.com>
1037
1038         PR c++/83796
1039         * call.c (convert_like_real): If w're initializing from {} explicitly
1040         call abstract_virtuals_error_sfinae.
1041
1042 2018-01-31  Jason Merrill  <jason@redhat.com>
1043             Jakub Jelinek  <jakub@redhat.com>
1044
1045         PR c++/83993
1046         * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1047         around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1048         on ADDR_EXPR.
1049
1050 2018-01-31  Jakub Jelinek  <jakub@redhat.com>
1051
1052         PR c++/83993
1053         * constexpr.c (diag_array_subscript): Emit different diagnostics
1054         if TYPE_DOMAIN (arraytype) is NULL.
1055         (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1056         with NULL TYPE_DOMAIN use size_zero_node as nelts.
1057
1058 2018-01-31  Paolo Carlini  <paolo.carlini@oracle.com>
1059
1060         PR c++/84092
1061         * semantics.c (finish_qualified_id_expr): When handling an
1062         UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1063
1064 2018-01-31  Marek Polacek  <polacek@redhat.com>
1065
1066         PR c++/84138
1067         * cp-gimplify.c (cp_fold): Check if X is an error node before
1068         calling useless_type_conversion_p.
1069
1070 2018-01-30  Jason Merrill  <jason@redhat.com>
1071
1072         PR c++/84091 - ICE with local class in lambda in template.
1073         * decl2.c (determine_visibility): Look for outer containing template
1074         instantiation.
1075
1076         PR c++/84098 - ICE with lambda in template NSDMI.
1077         * pt.c (instantiate_class_template_1): Ignore more lambdas.
1078
1079 2018-01-29  Jason Merrill  <jason@redhat.com>
1080
1081         PR c++/68810 - wrong location for reinterpret_cast error.
1082         * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1083         !dofold.
1084
1085 2018-01-29  Marek Polacek  <polacek@redhat.com>
1086
1087         PR c++/83996
1088         * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1089         => fooarray[1] in offset_int.
1090
1091 2018-01-29  Jason Merrill  <jason@redhat.com>
1092
1093         PR c++/83942 - wrong unused warning with static_cast.
1094         * cvt.c (ocp_convert): Call mark_rvalue_use.
1095
1096 2018-01-26  Jason Merrill  <jason@redhat.com>
1097
1098         PR c++/83956 - wrong dtor error with anonymous union
1099         * method.c (walk_field_subobs): Variant members only affect
1100         deletedness.
1101         (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1102
1103         PR c++/84036 - ICE with variadic capture.
1104         PR c++/82249
1105         * pt.c (tsubst_pack_expansion): When optimizing a simple
1106         substitution, pull a single pack expansion out of its pack.
1107
1108         PR c++/82514 - ICE with local class in generic lambda.
1109         * pt.c (regenerated_lambda_fn_p): Remove.
1110         (enclosing_instantiation_of): Don't use it.
1111         (tsubst_function_decl): Call enclosing_instantiation_of.
1112
1113         * pt.c (lookup_template_class_1): Add sanity check.
1114         * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1115
1116 2018-01-25  Jakub Jelinek  <jakub@redhat.com>
1117
1118         PR c++/84031
1119         * decl.c (find_decomp_class_base): Ignore unnamed bitfields.  Ignore
1120         recursive calls that return ret.
1121         (cp_finish_decomp): Ignore unnamed bitfields.
1122
1123 2018-01-23  Jason Merrill  <jason@redhat.com>
1124
1125         PR c++/82249 - wrong mismatched pack length error.
1126         * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1127         unsubstituted function parameter pack.
1128
1129 2018-01-23  Paolo Carlini  <paolo.carlini@oracle.com>
1130
1131         PR c++/83921
1132         * decl.c (check_for_uninitialized_const_var): Not static; add
1133         bool and tsubst_flags_t parameters; adjust to be used both in
1134         constexpr context and not.
1135         * constexpr.c (potential_constant_expression_1): Use the above.
1136         * cp-tree.h (check_for_uninitialized_const_var): Declare.
1137
1138 2018-01-23  Jason Merrill  <jason@redhat.com>
1139
1140         PR c++/83947 - ICE with auto declarations.
1141         * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1142         * decl.c (undeduced_auto_decl): Limit to vars and fns.
1143
1144 2018-01-23  David Malcolm  <dmalcolm@redhat.com>
1145
1146         PR c++/83974
1147         * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1148         for pointer to member function types.
1149
1150 2018-01-23  Jakub Jelinek  <jakub@redhat.com>
1151
1152         PR sanitizer/83987
1153         * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1154         DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1155
1156 2018-01-23  Nathan Sidwell  <nathan@acm.org>
1157
1158         PR c++/83988
1159         * pt.c (tsubst_baselink): Remove optype assert.
1160         * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1161
1162 2018-01-23  Jakub Jelinek  <jakub@redhat.com>
1163
1164         PR c++/83958
1165         * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1166         refers to incomplete type.
1167
1168 2018-01-23  Nathan Sidwell  <nathan@acm.org>
1169
1170         Deprecate ARM-era for scope handling
1171         * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1172         (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1173         cleared.
1174         * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1175         cleanup handling.
1176         * semantics.c (begin_for_scope): Flag_new_for_scope is
1177         boolean-like.
1178         (finish_for_stmt, begin_range_for_stmt): Likewise.
1179
1180 2018-01-22  Jason Merrill  <jason@redhat.com>
1181
1182         PR c++/83720
1183         * decl2.c (determine_visibility): Fix template_decl handling
1184         instead of blocking it.
1185
1186         PR c++/83720 - ICE with lambda and LTO.
1187         * decl2.c (determine_visibility): Clear template_decl for
1188         function-scope decls.  Propagate anonymous linkage from containing
1189         function.
1190
1191 2018-01-22  Marek Polacek  <polacek@redhat.com>
1192
1193         PR c++/81933
1194         * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1195         split out anything.
1196
1197 2018-01-22  Ville Voutilainen  <ville.voutilainen@gmail.com>
1198
1199         PR c++/83895
1200         * decl.c (grokdeclarator): Don't diagnose extra parens
1201         on typedefs.
1202
1203 2018-01-19  Jakub Jelinek  <jakub@redhat.com>
1204
1205         PR c++/81167
1206         * call.c (joust): Use TREE_TYPE (source) if source is
1207         a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1208
1209         PR c++/83919
1210         * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1211         for direct enum init.
1212         * decl.c (reshape_init): Likewise.
1213
1214 2018-01-19  Marek Polacek  <polacek@redhat.com>
1215
1216         * constexpr.c (fold_simple): Simplify.
1217
1218 2018-01-18  Jason Merrill  <jason@redhat.com>
1219
1220         PR c++/83714
1221         * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1222         * pt.c (instantiation_dependent_scope_ref_p): True if
1223         any_dependent_bases_p.
1224
1225 2018-01-18  Paolo Carlini  <paolo.carlini@oracle.com>
1226
1227         * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1228         vs DECL_NONTRIVIALLY_INITIALIZED_P).
1229
1230 2018-01-18  Jason Merrill  <jason@redhat.com>
1231
1232         PR c++/82461 - constexpr list-initialized member
1233         * constexpr.c (potential_constant_expression_1): Check
1234         TARGET_EXPR_DIRECT_INIT_P.
1235
1236 2018-01-18  Paolo Carlini  <paolo.carlini@oracle.com>
1237
1238         PR c++/81013
1239         * decl.c (xref_basetypes): Early return upon error about derived
1240         union.
1241
1242 2018-01-18  Nathan Sidwell  <nathan@acm.org>
1243
1244         PR c++/83160
1245         * cp-tree.h (mark_use): Declare.
1246         * expr.c (mark_use): Make extern.
1247         * call.c (direct_reference_binding): Set inner conv's
1248         rvaluedness_matches_p, if it is an identity.
1249         (convert_like_real): Mark lvalue or rvalue use for identity as
1250         rvaledness_matches_p demands.
1251
1252 2018-01-18  Jakub Jelinek  <jakub@redhat.com>
1253
1254         PR c++/83824
1255         * parser.c (attr_chainon): New function.
1256         (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1257         cp_parser_namespace_definition, cp_parser_init_declarator,
1258         cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1259         cp_parser_gnu_attributes_opt): Use it.
1260         (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1261         cp_parser_objc_struct_declaration): Likewise.  Don't reset
1262         prefix_attributes if attributes is error_mark_node.
1263
1264 2018-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
1265
1266         PR c++/78344
1267         * decl.c (grokdeclarator): Do not append the error_mark_node
1268         due to an erroneous optional attribute-specifier-seq.
1269
1270 2018-01-17  Jakub Jelinek  <jakub@redhat.com>
1271
1272         PR c++/83897
1273         * cp-gimplify.c (cp_maybe_instrument_return): Handle
1274         CLEANUP_POINT_EXPR.
1275
1276 2018-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
1277
1278         PR c++/81054
1279         * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1280         error_mark_node when we give an error.
1281         * decl.c (cp_finish_decl): Use the latter.
1282
1283 2018-01-17  Nathan Sidwell  <nathan@acm.org>
1284
1285         PR c++/83287
1286         * init.c (build_raw_new_expr): Scan list for lookups to keep.
1287
1288 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
1289
1290         PR c++/83814
1291         * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1292         the C++ part.  If processing a template, call
1293         fold_non_dependent_expr rather than fully folding.
1294
1295 2018-01-17  Jason Merrill  <jason@redhat.com>
1296
1297         PR c++/81067 - redundant NULL warning.
1298         * call.c (convert_like_real): Restore null_node handling.
1299
1300 2018-01-17  Jason Merrill  <jason@redhat.com>
1301
1302         PR c++/81843 - ICE with variadic member template.
1303         PR c++/72801
1304         * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1305         template args.
1306
1307 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
1308
1309         PR c++/83799
1310         * pt.c (type_dependent_expression_p): Strip any location wrapper
1311         before testing tree codes.
1312         (selftest::test_type_dependent_expression_p): New function.
1313         (selftest::cp_pt_c_tests): Call it.
1314
1315 2018-01-17  Nathan Sidwell  <nathan@acm.org>
1316
1317         PR c++/83739
1318         * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1319         this not a final instantiation.
1320
1321 2018-01-16  Jason Merrill  <jason@redhat.com>
1322
1323         PR c++/83714 - ICE checking return in template.
1324         * typeck.c (check_return_expr): Call build_non_dependent_expr.
1325
1326 2018-01-16  Jakub Jelinek  <jakub@redhat.com>
1327
1328         PR c++/83817
1329         * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1330         is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1331         instead of CALL_FROM_THUNK_P.
1332
1333         PR c++/83825
1334         * name-lookup.c (member_vec_dedup): Return early if len is 0.
1335         (resort_type_member_vec, set_class_bindings,
1336         insert_late_enum_def_bindings): Use vec qsort method instead of
1337         calling qsort directly.
1338
1339 2018-01-15  Martin Sebor  <msebor@redhat.com>
1340
1341         PR c++/83588
1342         * class.c (find_flexarrays): Make a record of multiple flexible array
1343         members.
1344
1345 2018-01-12  Jason Merrill  <jason@redhat.com>
1346
1347         PR c++/83186 - ICE with static_cast of list-initialized temporary.
1348         * typeck.c (build_static_cast): Use build_non_dependent_expr.
1349
1350 2018-01-12  Nathan Sidwell  <nathan@acm.org>
1351
1352         * cp-tree.h (mark_rvalue_use): Add parm name.
1353         * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1354         mark_rvalue_use.
1355         * call.c (convert_like_real): Fix formatting.
1356
1357 2018-01-11  Jason Merrill  <jason@redhat.com>
1358
1359         PR c++/82728 - wrong -Wunused-but-set-variable
1360         PR c++/82799
1361         PR c++/83690
1362         * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
1363         * decl.c (case_conversion): Likewise.
1364         * semantics.c (finish_static_assert): Call
1365         perform_implicit_conversion_flags.
1366
1367 2018-01-11  Nathan Sidwell  <nathan@acm.org>
1368
1369         * method.c (enum mangling_flags): Delete long-dead enum.
1370
1371 2018-01-10  Paolo Carlini  <paolo.carlini@oracle.com>
1372
1373         * parser.c (cp_parser_std_attribute_spec): When
1374         token_pair::require_open / require_close return false simply
1375         return error_mark_node, avoid duplicate cp_parser_error about
1376         expected '(' / ')', respectively.
1377
1378 2018-01-10  David Malcolm  <dmalcolm@redhat.com>
1379
1380         PR c++/43486
1381         * call.c (null_ptr_cst_p): Strip location wrappers when
1382         converting from '0' to a pointer type in C++11 onwards.
1383         (conversion_null_warnings): Replace comparison with null_node with
1384         call to null_node_p.
1385         (build_over_call): Likewise.
1386         * cp-gimplify.c (cp_fold): Remove the early bailout when
1387         processing_template_decl.
1388         * cp-lang.c (selftest::run_cp_tests): Call
1389         selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
1390         * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
1391         (selftest::run_cp_tests): Move decl to bottom of file.
1392         (null_node_p): New inline function.
1393         (selftest::cp_pt_c_tests): New decl.
1394         (selftest::cp_tree_c_tests): New decl.
1395         * cvt.c (build_expr_type_conversion): Replace comparison with
1396         null_node with call to null_node_p.
1397         * error.c (args_to_string): Likewise.
1398         * except.c (build_throw): Likewise.
1399         * mangle.c (write_expression): Skip location wrapper nodes.
1400         * parser.c (literal_integer_zerop): New function.
1401         (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
1402         the result for RID_TYPEID. Pass true for new "wrap_locations_p"
1403         param of cp_parser_parenthesized_expression_list.  When calling
1404         warn_for_memset, replace integer_zerop calls with
1405         literal_integer_zerop, eliminating the double logical negation
1406         cast to bool.  Eliminate the special-casing for CONST_DECL in
1407         favor of the fold_for_warn within warn_for_memset.
1408         (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
1409         param, defaulting to false.  Convert "expr" to a cp_expr, and call
1410         maybe_add_location_wrapper on it when wrap_locations_p is true.
1411         (cp_parser_unary_expression): Call maybe_add_location_wrapper on
1412         the result for RID_ALIGNOF and RID_SIZEOF.
1413         (cp_parser_builtin_offsetof): Likewise.
1414         * pt.c: Include "selftest.h".
1415         (tsubst_copy): Handle location wrappers.
1416         (tsubst_copy_and_build): Likewise.
1417         (build_non_dependent_expr): Likewise.
1418         (selftest::test_build_non_dependent_expr): New function.
1419         (selftest::cp_pt_c_tests): New function.
1420         * tree.c: Include "selftest.h".
1421         (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
1422         (selftest::test_lvalue_kind): New function.
1423         (selftest::cp_tree_c_tests): New function.
1424         * typeck.c (string_conv_p): Strip any location wrapper from "exp".
1425         (cp_build_binary_op): Replace comparison with null_node with call
1426         to null_node_p.
1427         (build_address): Use location of operand when building address
1428         expression.
1429
1430 2018-01-10  Marek Polacek  <polacek@redhat.com>
1431
1432         PR c++/82541
1433         * call.c (build_conditional_expr_1): Check complain before warning.
1434         * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
1435         -Wduplicated-branches.
1436
1437 2018-01-10  Jakub Jelinek  <jakub@redhat.com>
1438
1439         PR c++/81327
1440         * call.c (maybe_warn_class_memaccess): Add forward declaration.
1441         Change last argument from tree * to const vec<tree, va_gc> *, adjust
1442         args uses and check number of operands too.  Don't strip away any
1443         nops.  Use maybe_constant_value when looking for INTEGER_CST args.
1444         Deal with src argument not having pointer type.  Check
1445         tree_fits_uhwi_p before calling tree_to_uhwi.  Remove useless
1446         test.
1447         (build_over_call): Call maybe_warn_class_memaccess here on the
1448         original arguments.
1449         (build_cxx_call): Rather than here on converted arguments.
1450
1451 2018-01-10  Paolo Carlini  <paolo.carlini@oracle.com>
1452
1453         PR c++/81055
1454         * init.c (build_vec_init): Avoid building an INIT_EXPR with
1455         error_mark_node as second argument.
1456
1457 2018-01-09  Jakub Jelinek  <jakub@redhat.com>
1458
1459         PR c++/83734
1460         * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
1461         in STATEMENT_LIST.  Remove unneeded assert.
1462
1463 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1464             Alan Hayward  <alan.hayward@arm.com>
1465             David Sherwood  <david.sherwood@arm.com>
1466
1467         * constexpr.c (cxx_eval_array_reference): Handle polynomial
1468         VECTOR_CST_NELTS.
1469         (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
1470         * call.c (build_conditional_expr_1): Likewise.
1471         * decl.c (cp_finish_decomp): Likewise.
1472         * mangle.c (write_type): Likewise.
1473         * typeck.c (structural_comptypes): Likewise.
1474         (cp_build_binary_op): Likewise.
1475         * typeck2.c (process_init_constructor_array): Likewise.
1476
1477 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1478
1479         PR c++/83555
1480         * typeck.c (build_static_cast_1): For static casts to reference types,
1481         call build_base_path with flag_delete_null_pointer_checks as nonnull
1482         instead of always false.  When -fsanitize=null, call
1483         ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
1484         * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
1485         call if the first argument is INTEGER_CST with REFERENCE_TYPE.
1486
1487 2018-01-03  Nathan Sidwell  <nathan@acm.org>
1488
1489         PR c++/83667
1490         * method.c (make_alias_for): Copy DECL_CONTEXT.
1491
1492 2018-01-03  Marek Polacek  <polacek@redhat.com>
1493
1494         PR c++/83592
1495         * decl.c (grokdeclarator): Don't warn about MVP in typename context.
1496
1497 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1498
1499         PR preprocessor/83602
1500         * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
1501         for builtin macros.
1502
1503         PR c++/83634
1504         * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
1505         error_mark_node, return error_mark_node.
1506
1507         Update copyright years.
1508
1509 2018-01-02  Jakub Jelinek  <jakub@redhat.com>
1510
1511         PR c++/83556
1512         * tree.c (replace_placeholders_r): Pass NULL as last argument to
1513         cp_walk_tree instead of d->pset.  If non-TREE_CONSTANT and
1514         non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
1515         to false and return.
1516         (replace_placeholders): Pass NULL instead of &pset as last argument
1517         to cp_walk_tree.
1518
1519 2018-01-02  Nathan Sidwell  <nathan@acm.org>
1520
1521         * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
1522         lval var.
1523 \f
1524 Copyright (C) 2018 Free Software Foundation, Inc.
1525
1526 Copying and distribution of this file, with or without modification,
1527 are permitted in any medium without royalty provided the copyright
1528 notice and this notice are preserved.