gcc/cp/ChangeLog

   1 2018-04-03  Jakub Jelinek  <jakub@redhat.com>
   2
   3         PR c++/85134
   4         * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
   5         fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
   6         instead for static data members clear init and set DECL_EXTERNAL.
   7
   8 2018-04-02  Jason Merrill  <jason@redhat.com>
   9
  10         PR c++/64095 - auto... parameter pack.
  11         * parser.c (cp_parser_parameter_declaration): Handle turning autos
  12         into packs here.
  13         (cp_parser_parameter_declaration_list): Not here.
  14
  15 2018-03-31  Alexandre Oliva <aoliva@redhat.com>
  16
  17         PR c++/85027
  18         * class.c (instantiate_type): Peel off SAVE_EXPR before
  19         BASELINK.
  20
  21 2018-03-30  Jason Merrill  <jason@redhat.com>
  22
  23         * typeck2.c (process_init_constructor_record): Use
  24         init_list_type_node for the CONSTRUCTOR around an anonymous union
  25         designated initializer.
  26
  27 2018-03-30  Jakub Jelinek  <jakub@redhat.com>
  28
  29         PR c++/84791
  30         * semantics.c (finish_omp_reduction_clause): If
  31         OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
  32         even if processing_template_decl.
  33
  34 2018-03-29  David Malcolm  <dmalcolm@redhat.com>
  35
  36         PR c++/84269
  37         * name-lookup.c (get_std_name_hint): Add names from <memory>,
  38         <tuple>, and <utility>.
  39
  40 2018-03-29  Jason Merrill  <jason@redhat.com>
  41
  42         PR c++/85093 - too many template args with pack expansion.
  43         * pt.c (coerce_template_parms): Keep pack expansion args that will
  44         need to be empty.
  45
  46 2018-03-29  Jason Merrill  <jason@redhat.com>
  47
  48         * pt.c (build_non_dependent_expr): Propagate expr location.
  49
  50 2018-03-27  Jason Merrill  <jason@redhat.com>
  51
  52         PR c++/85060 - wrong-code with call to base member in template.
  53         * search.c (any_dependent_bases_p): Check uses_template_parms
  54         rather than processing_template_decl.
  55
  56 2018-03-29  David Malcolm  <dmalcolm@redhat.com>
  57
  58         PR c++/85110
  59         * typeck.c (convert_for_assignment): When complaining due to
  60         conversions for an argument, attempt to use the location of the
  61         argument.
  62
  63 2018-03-28  Paolo Carlini  <paolo.carlini@oracle.com>
  64
  65         PR c++/85028
  66         * pt.c (tsubst_default_argument): Early return if the type of the
  67         parameter is erroneous.
  68
  69 2018-03-28  Alexandre Oliva <aoliva@redhat.com>
  70
  71         PR c++/84973
  72         * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
  73         templates.
  74
  75         PR c++/84968
  76         * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
  77
  78 2018-03-27  Paolo Carlini  <paolo.carlini@oracle.com>
  79
  80         PR c++/85067
  81         * method.c (defaulted_late_check): Partially revert r253321 changes,
  82         do not early return upon error.
  83
  84 2018-03-27  Jakub Jelinek  <jakub@redhat.com>
  85
  86         PR c++/85077
  87         * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
  88         type call fold to generate VECTOR_CSTs when possible.
  89
  90         PR c++/85076
  91         * tree.c (cp_build_reference_type): If to_type is error_mark_node,
  92         return it right away.
  93
  94 2018-03-27  Volker Reichelt  <v.reichelt@netcologne.de>
  95
  96         * search.c (check_final_overrider): Use inform instead of error
  97         for the diagnostics of the overridden functions.  Tweak wording.
  98
  99 2018-03-27  Jakub Jelinek  <jakub@redhat.com>
 100
 101         PR c++/85068
 102         * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
 103         is NULL.  Assert if thunk_binfo is NULL then errorcount is non-zero.
 104
 105 2018-03-27  Paolo Carlini  <paolo.carlini@oracle.com>
 106             Jason Merrill  <jason@redhat.com>
 107
 108         PR c++/84632
 109         * init.c (build_aggr_init): When initializing from array,
 110         reject anything but CONSTRUCTORs and TARGET_EXPRs.
 111         (build_vec_init): Handle separately ARRAY_TYPEs.
 112
 113 2018-03-26  Jason Merrill  <jason@redhat.com>
 114
 115         PR c++/85062 - ICE with alignas in wrong place.
 116         * decl.c (grokdeclarator): Ignore attributes on type-specifiers
 117         here.
 118
 119         PR c++/85049 - ICE with __integer_pack.
 120         * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
 121         * cp-tree.h (TEMPLATE_PARM_P): New.
 122
 123 2018-03-23  Jason Merrill  <jason@redhat.com>
 124
 125         PR c++/78489 - wrong SFINAE behavior.
 126
 127         PR c++/84489
 128         * pt.c (type_unification_real): Don't defer substitution failure.
 129
 130 2018-03-23  Jakub Jelinek  <jakub@redhat.com>
 131
 132         PR c++/85015
 133         * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
 134         result.
 135
 136         PR c++/84942
 137         * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
 138         cp_build_unary_op call with gcc_unreachable ().
 139
 140 2018-03-23  Marek Polacek  <polacek@redhat.com>
 141
 142         PR c++/85045
 143         * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
 144         Handle EXACT_DIV_EXPR and RDIV_EXPR.  Tweak condition.
 145         (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
 146
 147 2018-03-23  Ville Voutilainen  <ville.voutilainen@gmail.com>
 148
 149         Implement P0962
 150         * parser.c (cp_parser_perform_range_for_lookup): Change
 151         the condition for deciding whether to use members.
 152
 153 2018-03-23  Marek Polacek  <polacek@redhat.com>
 154
 155         PR c++/85033
 156         * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
 157
 158 2018-03-23  Alexandre Oliva <aoliva@redhat.com>
 159
 160         PR c++/71251
 161         * parser.c (cp_parser_alias_declaration): Call
 162         parser_check_template_parameters.
 163
 164         PR c++/84789
 165         * pt.c (resolve_typename_type): Drop assert that stopped
 166         simplification to template-independent types.  Add assert to
 167         verify the initial scope is template dependent.
 168         * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
 169         Reparse the id expression as a type-name, not a declarator.
 170
 171         PR c++/84729
 172         * init.c (build_vec_init): Error at parenthesized array init.
 173
 174         PR c++/84610
 175         PR c++/84642
 176         PR c++/84942
 177         * cp-tree.h (temp_override): New template class, generalizing
 178         a cleanup that was only used...
 179         * parser.c (cp_parser_parameter_declaration_clause):
 180         ... here for auto_is_implicit_function_template_parm_p.
 181         (cp_parser_gnu_attributes_opt): Use it here as well.
 182         (cp_parser_std_attribute): Likewise.
 183
 184 2018-03-22  Marek Polacek  <polacek@redhat.com>
 185
 186         PR c++/84854
 187         * semantics.c (finish_if_stmt_cond): Check if the type of the condition
 188         is boolean.
 189
 190 2018-03-21  Jason Merrill  <jason@redhat.com>
 191
 192         PR c++/81311 - wrong C++17 overload resolution.
 193         * call.c (build_user_type_conversion_1): Remove C++17 code.
 194         (conv_binds_ref_to_prvalue): New.
 195         (build_over_call): Handle C++17 copy elision.
 196         (build_special_member_call): Only do C++17 copy elision here if the
 197         argument is already the right type.
 198
 199 2018-03-21  Alexandre Oliva <aoliva@redhat.com>
 200
 201         PR c++/71965
 202         * init.c (build_vec_init): Silence error, former sorry,
 203         without tf_error.
 204
 205         PR c++/84610
 206         PR c++/84642
 207         * parser.c (abort_fully_implicit_template_p): New.
 208         (cp_parser_skip_to_end_of_statement): Use it.
 209         (cp_parser_skip_to_end_of_block_or_statement): Likewise.
 210         (finish_fully_implicit_template_p): Clear
 211         implicit_template_parms and implicit_template_scope.
 212
 213 2018-03-21  Paolo Carlini  <paolo.carlini@oracle.com>
 214
 215         PR c++/84972
 216         * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
 217         error_mark_node when check_array_designated_initializer fails.
 218
 219 2018-03-21  Jakub Jelinek  <jakub@redhat.com>
 220
 221         PR c++/84961
 222         * cp-tree.h (genericize_compound_lvalue): Declare.
 223         * typeck.c (genericize_compound_lvalue): New function.
 224         (unary_complex_lvalue, cp_build_modify_expr): Use it.
 225         * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
 226         and PREDECREMENT_EXPR in output and "m" constrained input operands with
 227         COMPOUND_EXPR.  Call cxx_mark_addressable on the rightmost
 228         COMPOUND_EXPR operand.
 229
 230 2018-03-21  Nathan Sidwell  <nathan@acm.org>
 231
 232         PR c++/85008
 233         * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
 234         * decl2.c (vague_linkage_p): Likewise.
 235
 236 2018-03-21  David Malcolm  <dmalcolm@redhat.com>
 237
 238         PR c++/84994
 239         * constexpr.c (constexpr_fn_retval): Make non-"static".
 240         * cp-tree.h (constexpr_fn_retval): New decl.
 241         * search.c (direct_accessor_p): Update leading comment.
 242         (reference_accessor_p): Likewise.
 243         (field_accessor_p): Replace check that function body is a
 244         RETURN_EXPR with a call to constexpr_fn_retval.  Fix
 245         indentation of "field_type" decl.
 246
 247 2018-03-21  Nathan Sidwell  <nathan@acm.org>
 248
 249         PR c++/84804
 250         * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
 251         complete classes.
 252
 253 2018-03-21  Martin Sebor  <msebor@redhat.com>
 254
 255         PR c++/84850
 256         * call.c (first_non_public_field): New template and function.
 257         (first_non_trivial_field): New function.
 258         (maybe_warn_class_memaccess): Call them.
 259
 260 2018-03-21  David Malcolm  <dmalcolm@redhat.com>
 261
 262         PR c++/84892
 263         * search.c (field_accessor_p): Use class_of_this_parm rather than
 264         type_of_this_parm, to check that "this" is a "const T *", rather
 265         than a "T *const".
 266
 267 2018-03-21  Nathan Sidwell  <nathan@acm.org>
 268
 269         * class.c (finish_struct_anon_r): Refactor, deprecate anything
 270         other than public non-static data members.
 271         * parser.c (cp_parser_init_declarator): Deprecate attributes after
 272         parenthesized initializer.
 273
 274         PR c++/84836
 275         * name-lookup.c (update_binding): Correct logic for local binding
 276         update.
 277
 278 2018-03-21  Marek Polacek  <polacek@redhat.com>
 279
 280         PR c++/71638, ICE with NSDMI and reference.
 281         * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
 282         even when we replace an element.
 283
 284 2018-03-20  Marek Polacek  <polacek@redhat.com>
 285
 286         PR c++/84978, ICE with NRVO.
 287         * constexpr.c (cxx_eval_constant_expression): Handle the case when
 288         a RESULT_DECL isn't in the hash map.
 289
 290 2018-03-20  Jason Merrill  <jason@redhat.com>
 291
 292         PR c++/84978, ICE with NRVO.
 293         * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
 294         (cp_get_callee_fndecl_nofold): New.
 295         * cp-gimplify.c (cp_genericize_r): Use it instead.
 296         * call.c (check_self_delegation): Likewise.
 297
 298 2018-03-20  Nathan Sidwell  <nathan@acm.org>
 299
 300         PR c++/84962
 301         * name-lookup.c (pushdecl_class_level): Push anon-struct's
 302         member_vec, if there is one.
 303
 304         PR c++/84970
 305         * cp-tree.h (lookup_list_keep): Declare.
 306         * tree.c (lookup_list_keep): New, broken out of ...
 307         (build_min): ... here.  Call it.
 308         * decl.c (cp_finish_decl): Call lookup_list_keep.
 309
 310 2018-03-19  Jason Merrill  <jason@redhat.com>
 311
 312         PR c++/84937 - ICE with class deduction and auto.
 313         * pt.c (rewrite_template_parm): Fix auto handling.
 314
 315 2018-03-19  Marek Polacek  <polacek@redhat.com>
 316
 317         PR c++/84925
 318         * pt.c (enclosing_instantiation_of): Check if fn is null.
 319
 320         PR c++/84927
 321         * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
 322         as we evaluate the elements.
 323         (cxx_eval_constant_expression): Verify constructor's flags
 324         unconditionally.
 325
 326 2018-03-19  Jason Merrill  <jason@redhat.com>
 327
 328         PR c++/71834 - template-id with too few arguments.
 329         * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
 330
 331 2018-03-19  Nathan Sidwell  <nathan@acm.org>
 332
 333         PR c++/84835
 334         * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
 335         * pt.c (build_template_decl): Propagate language linkage.
 336
 337         PR c++/84812
 338         * name-lookup.c (set_local_extern_decl_linkage): Defend against
 339         ambiguous lookups.
 340
 341 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
 342
 343         PR c/84910
 344         * parser.c (cp_parser_lambda_introducer): Remove trailing space from
 345         diagnostics.
 346         * method.c (synthesize_method): Likewise.
 347         * pt.c (convert_nontype_argument): Likewise.
 348
 349 2018-03-16  Jason Merrill  <jason@redhat.com>
 350
 351         PR c++/84720 - ICE with rvalue ref non-type argument.
 352         * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
 353         (convert_nontype_argument): Revert earlier change.
 354
 355         PR c++/80227 - SFINAE and negative array size.
 356         * decl.c (compute_array_index_type): Use
 357         build_converted_constant_expr and valid_constant_size_p.
 358
 359         PR c++/84906 - silent wrong code with ambiguous conversion.
 360         * call.c (build_user_type_conversion_1): Set need_temporary_p on
 361         ambiguous conversion.
 362         (convert_like_real): Check it.
 363
 364         PR c++/83937 - wrong C++17 handling of init-list ctor argument.
 365         * call.c (build_special_member_call): Don't convert an init-list
 366         argument directly to the class type.
 367
 368 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
 369
 370         PR c++/79937
 371         PR c++/82410
 372         * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
 373         (find_placeholder): Declare.
 374         * tree.c (struct replace_placeholders_t): Add exp member.
 375         (replace_placeholders_r): Don't walk into ctors with
 376         CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
 377         d->exp.  Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
 378         (replace_placeholders): Initialize data.exp.
 379         (find_placeholders_r, find_placeholders): New functions.
 380         * typeck2.c (process_init_constructor_record,
 381         process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
 382         if adding NSDMI on which find_placeholder returns true.
 383         * call.c (build_over_call): Don't call replace_placeholders here.
 384         * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
 385         TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
 386         TARGET_EXPR_INITIAL.
 387         (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
 388         ctor.
 389
 390 2018-03-16  Jason Merrill  <jason@redhat.com>
 391
 392         PR c++/83911 - ICE with multiversioned constructor.
 393         * cp-gimplify.c (cp_genericize_r): Replace versioned function with
 394         dispatchere here.
 395         * call.c (build_over_call): Not here.
 396
 397 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
 398
 399         PR c++/84874
 400         * decl.c (reshape_init_class): Don't assert d->cur->index == field
 401         if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
 402
 403 2018-03-15  Jakub Jelinek  <jakub@redhat.com>
 404
 405         PR c++/84222
 406         * cp-tree.h (cp_warn_deprecated_use): Declare.
 407         * tree.c (cp_warn_deprecated_use): New function.
 408         * typeck2.c (build_functional_cast): Use it.
 409         * decl.c (grokparms): Likewise.
 410         (grokdeclarator): Likewise.  Temporarily push nested class scope
 411         around grokparms call for out of class member definitions.
 412
 413 2018-03-14  Jason Merrill  <jason@redhat.com>
 414
 415         PR c++/84820 - no error for invalid qualified-id.
 416         * parser.c (cp_parser_make_indirect_declarator): Don't wrap
 417         cp_error_declarator.
 418
 419         PR c++/84801 - ICE with unexpanded pack in lambda.
 420         * pt.c (check_for_bare_parameter_packs): Don't return early for a
 421         lambda in non-template context.
 422
 423         PR c++/81236 - auto variable and auto function
 424         * pt.c (tsubst_baselink): Update the type of the BASELINK after
 425         mark_used.
 426
 427 2018-03-14  Jason Merrill  <jason@redhat.com>
 428
 429         PR c++/83916 - ICE with template template parameters.
 430         * pt.c (convert_template_argument): Don't substitute into type of
 431         non-type parameter if we don't have enough arg levels.
 432         (unify): Likewise.
 433
 434 2018-03-14  Marek Polacek  <polacek@redhat.com>
 435
 436         PR c++/84596
 437         * semantics.c (finish_static_assert): Check
 438         instantiation_dependent_expression_p instead of
 439         {type,value}_dependent_expression_p.
 440
 441 2018-03-13  Paolo Carlini  <paolo.carlini@oracle.com>
 442             Jason Merrill  <jason@redhat.com>
 443
 444         PR c++/82336 - link error with list-init default argument.
 445         * decl.c (check_default_argument): Unshare an initializer list.
 446
 447 2018-03-13  Jakub Jelinek  <jakub@redhat.com>
 448
 449         PR c++/84843
 450         * decl.c (duplicate_decls): For redefinition of built-in, use error
 451         and return error_mark_node.  For redeclaration, return error_mark_node
 452         rather than olddecl if !flag_permissive.
 453
 454 2018-03-13  Jason Merrill  <jason@redhat.com>
 455
 456         PR c++/82565 - ICE with concepts and generic lambda.
 457         * pt.c (instantiate_decl): Clear fn_context for lambdas.
 458
 459 2018-03-13  Jason Merrill  <jason@redhat.com>
 460
 461         PR c++/84720 - ICE with rvalue ref non-type argument.
 462         * pt.c (convert_nontype_argument): Handle rvalue references.
 463
 464         PR c++/84839 - ICE with decltype of parameter pack.
 465         * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
 466         instantiating dummy parms.
 467
 468         * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
 469         parameter even without -Wpedantic.
 470
 471         PR c++/84798 - ICE with auto in abstract function declarator.
 472         * parser.c (cp_parser_parameter_declaration_clause): Check
 473         parser->default_arg_ok_p.
 474
 475 2018-03-13  Jakub Jelinek  <jakub@redhat.com>
 476
 477         PR c++/84808
 478         * constexpr.c (find_array_ctor_elt): Don't use elt reference after
 479         first potential CONSTRUCTOR_ELTS reallocation.  Convert dindex to
 480         sizetype.  Formatting fixes.
 481
 482 2018-03-12  Jason Merrill  <jason@redhat.com>
 483
 484         PR c++/84355 - ICE with deduction for member class template.
 485         * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
 486         CLASS_PLACEHOLDER_TEMPLATE.
 487
 488         PR c++/84802 - ICE capturing uninstantiated class.
 489         * lambda.c (build_capture_proxy): Call complete_type.
 490
 491 2018-03-09  Jason Merrill  <jason@redhat.com>
 492
 493         PR c++/84770 - ICE with typedef and parameter pack.
 494         * pt.c (verify_unstripped_args_1): Split out from
 495         verify_unstripped_args.
 496
 497         PR c++/84785 - ICE with alias template and default targs.
 498         * pt.c (type_unification_real): Set processing_template_decl if
 499         saw_undeduced == 1.
 500
 501         PR c++/84752 - ICE with capture of constexpr array.
 502         * call.c (standard_conversion): Set rvaluedness_matches_p on the
 503         identity conversion under ck_lvalue.
 504
 505 2018-03-09  Jason Merrill  <jason@redhat.com>
 506             Paolo Carlini  <paolo.carlini@oracle.com>
 507
 508         PR c++/71169
 509         PR c++/71832
 510         * pt.c (any_erroneous_template_args_p): New.
 511         * cp-tree.h (any_erroneous_template_args_p): Declare it.
 512         * parser.c (cp_parser_class_specifier_1): Use it.
 513
 514 2018-03-09  Jason Merrill  <jason@redhat.com>
 515
 516         PR c++/84726 - unnecessary capture of constant vars.
 517         * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
 518         (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
 519         * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
 520         * lambda.c (is_constant_capture_proxy)
 521         (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
 522         (prune_lambda_captures): New.
 523         (finish_lambda_function): Call prune_lambda_captures.
 524
 525 2018-03-09  Jason Merrill  <jason@redhat.com>
 526             Jakub Jelinek  <jakub@redhat.com>
 527
 528         PR c++/84076
 529         * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
 530         build ADDR_EXPR with REFERENCE_TYPE.
 531         (build_over_call): For purposes of check_function_arguments, if
 532         argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
 533         its operand rather than the argument itself.
 534
 535 2018-03-09  Jakub Jelinek  <jakub@redhat.com>
 536
 537         PR c++/84724
 538         * decl.c (duplicate_decls): Don't override __* prefixed builtins
 539         except for __[^b]*_chk, instead issue permerror and for -fpermissive
 540         also a note and return olddecl.
 541
 542 2018-03-09  Nathan Sidwell  <nathan@acm.org>
 543
 544         PR c++/84733
 545         * name-lookup.c (do_pushdecl_with_scope): Only clear
 546         current_function_decl when pushing a non-class (i.e. namespace)
 547         scope.
 548
 549 2018-03-08  Jason Merrill  <jason@redhat.com>
 550             Jakub Jelinek  <jakub@redhat.com>
 551
 552         PR c++/80598
 553         * call.c (build_over_call): In templates set TREE_USED (first_fn) when
 554         not calling mark_used for the benefit of -Wunused-function warning.
 555
 556 2018-03-06  Jason Merrill  <jason@redhat.com>
 557
 558         * lambda.c (is_capture_proxy_with_ref): Remove.
 559         * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
 560
 561 2018-03-06  Marek Polacek  <polacek@redhat.com>
 562
 563         PR c++/84684
 564         * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
 565         arguments.
 566
 567 2018-03-06  Alexandre Oliva <aoliva@redhat.com>
 568
 569         PR c++/84231
 570         * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
 571         only while processing template decls.
 572         * typeck.c (build_x_conditional_expr): Move wrapping of
 573         reference type around type...
 574         * call.c (build_conditional_expr_1): ... here.  Rename
 575         is_lvalue to is_glvalue.
 576         * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
 577         INDIRECT_REF of COND_EXPR too.
 578
 579         PR c++/84593
 580         * init.c (build_zero_init_1): Zero-initialize references.
 581
 582         PR c++/84492
 583         * semantics.c (finish_stmt_expr_expr): Reject unresolved
 584         overloads used as stmt expr values.
 585
 586 2018-03-05  Jason Merrill  <jason@redhat.com>
 587
 588         PR c++/84708 - ICE with lambda in local class NSDMI.
 589         * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
 590         context.
 591
 592 2018-03-05  Jakub Jelinek  <jakub@redhat.com>
 593
 594         PR c++/84684
 595         * constexpr.c (constexpr_call_hasher::equal): Return false if
 596         lhs->hash != rhs->hash.  Change return 1 to return true and
 597         return 0 to return false.
 598
 599 2018-03-05  Nathan Sidwell  <nathan@acm.org>
 600
 601         PR c++/84702
 602         * pt.c (process_template_arg): Mark lookup_keep on a default arg.
 603
 604 2018-03-05  Marek Polacek  <polacek@redhat.com>
 605
 606         PR c++/84707
 607         * decl.c (duplicate_decls): Check DECL_NAME before accessing
 608         UDLIT_OPER_P.
 609
 610 2018-03-05  Nathan Sidwell  <nathan@acm.org>
 611
 612         PR c++/84694
 613         * friend.c (do_friend): Restore check for identifier_p inside
 614         TEMPLATE_ID_EXPR.
 615
 616 2018-03-05  Paolo Carlini  <paolo.carlini@oracle.com>
 617
 618         PR c++/84618
 619         * parser.c (cp_parser_lambda_introducer): Reject any capture not
 620         involving a VAR_DECL or a PARM_DECL.
 621
 622 2018-03-05  Pádraig Brady  <P@draigBrady.com>
 623             Jason  Merrill  <jason@redhat.com>
 624             Nathan Sidwell  <nathan@acm.org>
 625
 626         PR c++/84497
 627         * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
 628
 629 2018-03-03  Jason Merrill  <jason@redhat.com>
 630
 631         PR c++/84686 - missing volatile loads.
 632         * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
 633
 634 2018-03-03  Paolo Carlini  <paolo.carlini@oracle.com>
 635
 636         PR c++/71464
 637         * optimize.c (maybe_thunk_body): Bail out immediately if either
 638         fns[0] or fns[1] is null.
 639
 640 2018-03-02  Marek Polacek  <polacek@redhat.com>
 641
 642         PR c++/84578
 643         * constexpr.c (get_array_or_vector_nelts): New.
 644         (cxx_eval_array_reference): Use it.
 645         (cxx_eval_vec_init_1): Likewise.
 646         (cxx_eval_store_expression): Likewise.
 647
 648 2018-03-02  Jason Merrill  <jason@redhat.com>
 649
 650         * semantics.c (force_paren_expr): Remove redundant test.
 651
 652 2018-03-02  Marek Polacek  <polacek@redhat.com>
 653
 654         PR c++/84663
 655         * decl.c (cp_complete_array_type): Check error_mark_node.
 656
 657         PR c++/84664
 658         * typeck.c (cp_perform_integral_promotions): Check the result of
 659         mark_rvalue_use.
 660
 661 2018-03-02  Jakub Jelinek  <jakub@redhat.com>
 662
 663         PR c++/84662
 664         * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
 665         RETURN instead of return.
 666         <case POINTER_PLUS_EXPR>: Likewise.
 667         <case CONVERT_EXPR>: If op0 is error_mark_node, just return
 668         it instead of wrapping it into CONVERT_EXPR.
 669
 670 2018-03-02  Jason Merrill  <jason@redhat.com>
 671
 672         Fix MIPS16 ICE.
 673         * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
 674
 675 2018-03-02  Marek Polacek  <polacek@redhat.com>
 676
 677         PR c++/84590
 678         * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
 679         wrapped in VIEW_CONVERT_EXPR.
 680
 681 2018-03-01  Martin Sebor  <msebor@redhat.com>
 682
 683         PR c++/84294
 684         * decl.c (check_redeclaration_no_default_args): Merge attributes
 685         specified on redeclarations of the same function template.
 686         Remove dead code.
 687
 688 2018-03-01  Marek Polacek  <polacek@redhat.com>
 689             Jason Merrill  <jason@redhat.com>
 690
 691         PR c++/84582
 692         * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
 693         a template.
 694         (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
 695         * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
 696         of instantiate_non_dependent_expr.
 697         * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
 698
 699 2018-03-01  Nathan Sidwell  <nathan@acm.org>
 700
 701         PR c++/84434
 702         * name-lookup.c (member_vec_dedup): Remove manually peeled
 703         iteration.  Ignore dependent ctor inheritance.
 704
 705 2018-03-01  Jason Merrill  <jason@redhat.com>
 706
 707         PR c++/71569 - decltype of template.
 708         * parser.c (cp_parser_decltype_expr): Handle missing template args.
 709
 710 2018-03-01  Marek Polacek  <polacek@redhat.com>
 711
 712         PR c++/84596
 713         * constexpr.c (require_rvalue_constant_expression): New function.
 714         * cp-tree.h: Declare it.
 715         * semantics.c (finish_static_assert): Use it instead of
 716         require_potential_rvalue_constant_expression.
 717
 718 2018-03-01  Jason Merrill  <jason@redhat.com>
 719             Alexandre Oliva <aoliva@redhat.com>
 720
 721         PR c++/71569 - ICE with redundant args on member variable template.
 722         * decl.c (start_decl): Handle partial specialization of member
 723         variable template.
 724         * pt.c (determine_specialization): Allow partial specialization
 725         of member variable template without specializing enclosing class.
 726         (process_partial_specialization): Improve error message.
 727
 728 2018-02-28  Jason Merrill  <jason@redhat.com>
 729
 730         PR c++/71784 - ICE with ref-qualifier and explicit specialization.
 731         * pt.c (determine_specialization): Check ref-qualifier.
 732
 733 2018-02-28  Jakub Jelinek  <jakub@redhat.com>
 734
 735         PR c++/84609
 736         * parser.c (cp_parser_attributes_opt): Formatting fix.
 737         (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
 738         cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
 739         New functions.
 740         (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
 741         instead of tentative parse to peek over optional attribute tokens
 742         to check for CPP_COLON after them.
 743
 744         PR c++/83871
 745         PR c++/83503
 746         * pt.c (INCLUDE_STRING): Remove define.
 747         (warn_spec_missing_attributes): Use pretty_printer instead of
 748         std::string.  Fix up inform call so that the list of attributes
 749         is in %s argument.
 750
 751 2018-02-28  Martin Sebor  <msebor@redhat.com>
 752
 753         PR testsuite/84617
 754         * decl.c (duplicate_decls): Fully merge attributes const, pure,
 755         and malloc.
 756
 757 2018-02-28  Nathan Sidwell  <nathan@acm.org>
 758
 759         PR c++/84602
 760         * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
 761         * name-lookup.c (fields_linear_search): Look in an anon-aggr
 762         regardless of want_type.
 763         (search_anon_aggr): Just use get_class_binding_direct.
 764
 765 2018-02-28  Jakub Jelinek  <jakub@redhat.com>
 766
 767         * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
 768         inform_n.
 769
 770 2018-02-27  Martin Sebor  <msebor@redhat.com>
 771
 772         * pt.c: Avoid including <string> directly.
 773
 774 2018-02-27  Martin Sebor  <msebor@redhat.com>
 775
 776         PR c++/83871
 777         PR c++/83503
 778         * cp-tree.h (warn_spec_missing_attributes): New function.
 779         ((check_explicit_specialization): Add an argument.  Call the above
 780         function.
 781         * decl.c (duplicate_decls): Avoid applying primary function template's
 782         attributes to its explicit specializations.
 783         cp/pt.c (warn_spec_missing_attributes): Define.
 784
 785 2018-02-27  Håkon Sandsmark  <hsandsmark@gmail.com>
 786
 787         PR c++/71546 - lambda init-capture with qualified-id.
 788         * parser.c (cp_parser_lambda_introducer): Clear scope after
 789         each lambda capture.
 790
 791 2018-02-27  Nathan Sidwell  <nathan@acm.org>
 792
 793         PR c++/84426
 794         * name-lookup.h (get_member_slot): Rename ...
 795         (find_member_slot): ... here.
 796         (add_member_slot): New.
 797         * name-lookup.c (member_vec_linear_search): No need to check for
 798         NULL slot.
 799         (get_member_slot): Rename ...
 800         (find_member_slot): ... here.  Don't add slot for incomplete class.
 801         (add_member_slot): New.
 802         * class.c (add_method): Adjust get_member_slot rename.  Bail out
 803         if push_class_level_binding fails.  Create slot and grok
 804         properties once we're committed to insertion.
 805
 806 2018-02-27  Jason Merrill  <jason@redhat.com>
 807
 808         PR c++/84489 - dependent default template argument
 809         * pt.c (type_unification_real): Handle early substitution failure.
 810
 811 2018-02-26  Jason Merrill  <jason@redhat.com>
 812
 813         PR c++/84560 - ICE capturing multi-dimensional VLA.
 814         * tree.c (array_of_runtime_bound_p): False if the element is
 815         variably-modified.
 816
 817         PR c++/84441 - ICE with base initialized from ?:
 818         * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
 819
 820         PR c++/84520 - ICE with generic lambda in NSDMI.
 821         * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
 822         'this' in a generic lambda instantiation.
 823
 824         PR c++/84559 - ICE with constexpr VLA.
 825         * constexpr.c (ensure_literal_type_for_constexpr_object): Check
 826         for constexpr variable with VLA type.
 827
 828 2018-02-26  Jakub Jelinek  <jakub@redhat.com>
 829
 830         PR c++/84558
 831         * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
 832         a valid constant initializer.  Formatting fixes.
 833
 834 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 835
 836         PR c++/84540
 837         * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
 838         returning NULL_TREE.
 839         (apply_late_template_attributes): Likewise.
 840
 841 2018-02-26  Jakub Jelinek  <jakub@redhat.com>
 842
 843         PR c++/84557
 844         * parser.c (cp_parser_omp_var_list_no_open): Only call
 845         cp_parser_lookup_name_simple on names satisfying identifier_p.
 846         (cp_parser_oacc_routine): Likewise.
 847
 848 2018-02-26  Jason Merrill  <jason@redhat.com>
 849
 850         PR c++/84551 - ICE with concepts and -g.
 851         * parser.c (add_debug_begin_stmt): Do nothing in a concept.
 852
 853 2018-02-26  Marek Polacek  <polacek@redhat.com>
 854
 855         PR c++/84325
 856         * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
 857         non-types.
 858
 859 2018-02-26  Jason Merrill  <jason@redhat.com>
 860
 861         PR c++/84447 - ICE with deleted inherited ctor with default arg.
 862         * call.c (build_over_call): Handle deleted functions in one place.
 863
 864 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 865
 866         PR c++/84533
 867         * decl.c (redeclaration_error_message): Don't try to use
 868         DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
 869
 870 2018-02-26  Paolo Carlini  <paolo.carlini@oracle.com>
 871
 872         * lambda.c (build_capture_proxy): Define static.
 873         * cp-tree.h (build_capture_proxy): Remove.
 874
 875 2018-02-26  Marek Polacek  <polacek@redhat.com>
 876
 877         PR c++/84537
 878         * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
 879         if name is error node.
 880
 881 2018-02-25  Jason Merrill  <jason@redhat.com>
 882
 883         PR c++/84015 - ICE with class deduction and auto template parm.
 884         * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
 885
 886 2018-02-24  Marek Polacek  <polacek@redhat.com>
 887
 888         PR c++/83692
 889         * constexpr.c (maybe_constant_init_1): New function.
 890         (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
 891         (cxx_constant_init): New function.
 892         * cp-tree.h (cxx_constant_init): Declare.
 893         * typeck2.c (store_init_value): Call cxx_constant_init instead of
 894         cxx_constant_value.  Move the maybe_constant_init call under an 'else'.
 895
 896 2018-02-22  Jason Merrill  <jason@redhat.com>
 897
 898         PR c++/70468 - ICE with constructor delegation via typedef.
 899         * pt.c (tsubst_initializer_list): Check for other mem-initializers
 900         with constructor delegation.
 901
 902 2018-02-22  Jason Merrill  <jason@redhat.com>
 903
 904         PR c++/84424 - ICE with constexpr and __builtin_shuffle.
 905         * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
 906         VECTOR_TYPE.
 907
 908 2018-02-22  Marek Polacek  <polacek@redhat.com>
 909
 910         PR c++/84493
 911         * parser.c (cp_parser_braced_list): Use require_open instead of
 912         consume_open.
 913
 914 2018-02-21  Jason Merrill  <jason@redhat.com>
 915
 916         PR c++/84454 - ICE with pack expansion in signature.
 917         * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
 918
 919 2018-02-20  Siddhesh Poyarekar  <siddhesh@sourceware.org>
 920
 921         * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
 922         IF_STMT.
 923
 924 2018-02-20  Paolo Carlini  <paolo.carlini@oracle.com>
 925
 926         PR c++/84446
 927         * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
 928         on error_mark_node.
 929
 930 2018-02-20  Jakub Jelinek  <jakub@redhat.com>
 931
 932         PR c++/84445
 933         * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
 934         TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
 935
 936         PR c++/84449
 937         * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
 938         returns error_mark_node, return it immediately.
 939         (break_out_target_exprs): If cp_walk_tree with bot_manip returns
 940         error_mark_node, return error_mark_node.
 941
 942         PR c++/84455
 943         * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
 944         function_depth to avoid GC during finish_lambda_function.
 945
 946 2018-02-19  Jason Merrill  <jason@redhat.com>
 947
 948         PR c++/84429 - ICE capturing VLA.
 949         * lambda.c (build_capture_proxy): Handle reference refs.
 950
 951 2018-02-19  Jakub Jelinek  <jakub@redhat.com>
 952
 953         PR c++/84448
 954         * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
 955         either operand is error_mark_node, set current.lhs to that instead of
 956         creating a binary op with error_mark_node operands.
 957
 958         PR c++/84430
 959         * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
 960
 961 2018-02-19  Paolo Carlini  <paolo.carlini@oracle.com>
 962
 963         PR c++/84348
 964         * decl.c (grokdeclarator): Early return error_mark_node upon
 965         ill-formed friend declaration.
 966
 967 2018-02-16  Marek Polacek  <polacek@redhat.com>
 968             Jakub Jelinek  <jakub@redhat.com>
 969
 970         PR c++/84192
 971         * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
 972         set *jump_target to anything if jump_target is NULL.
 973
 974 2018-02-16  Jason Merrill  <jason@redhat.com>
 975
 976         PR c++/84151 - unnecessary volatile load with static member.
 977         * call.c (build_new_method_call_1): Avoid loading from a volatile
 978         lvalue used as the object argument for a static member function.
 979
 980         PR c++/81853 - using-directive and constexpr.
 981         * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
 982
 983         PR c++/84420 - ICE with structured binding in lambda.
 984         * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
 985
 986         PR c++/83835 - C++17 error with constructor ctors.
 987         * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
 988
 989         PR c++/82664 - ICE with reference to function template parm.
 990         * pt.c (convert_nontype_argument_function): Avoid obfuscationg
 991         NOP_EXPRs.
 992
 993         PR c++/82764 - C++17 ICE with empty base
 994         * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
 995
 996 2018-02-16  Jason Merrill  <jason@redhat.com>
 997
 998         PR c++/84421 - type-dependent if constexpr
 999         * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1000
1001 2018-02-16  Nathan Sidwell  <nathan@acm.org>
1002
1003         Deprecate -ffriend-injection.
1004         * decl.c (cxx_init_decl_processing): Emit warning on option.
1005         * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1006         friend.
1007
1008 2018-02-16  Paolo Carlini  <paolo.carlini@oracle.com>
1009
1010         PR c++/82468
1011         * decl.c (check_special_function_return_type): Reject template
1012         template parameter in deduction guide.
1013
1014 2018-02-16  Nathan Sidwell  <nathan@acm.org>
1015
1016         PR c++/84375
1017         * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1018
1019 2018-02-15  Jason Merrill  <jason@redhat.com>
1020
1021         PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1022         * call.c (convert_like_real): Don't use the copy-list-initialization
1023         shortcut for ck_base.
1024
1025         PR c++/84045 - ICE with typedef and noexcept.
1026         * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1027
1028         PR c++/84376 - ICE with omitted template arguments.
1029         * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1030
1031         PR c++/84368 - wrong error with local variable in variadic lambda.
1032         * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1033         local_specializations.
1034
1035 2018-02-15  Paolo Carlini  <paolo.carlini@oracle.com>
1036
1037         PR c++/84330
1038         * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1039         as first argument.
1040
1041 2018-02-14  Paolo Carlini  <paolo.carlini@oracle.com>
1042
1043         PR c++/84350
1044         * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1045         init, early return.
1046
1047 2018-02-14  Nathan Sidwell  <nathan@acm.org>
1048
1049         * decl2.c (mark_vtable_entries): Set input_location to decl's.
1050         (c_parse_final_cleanups): Restore input_location after emitting
1051         vtables.
1052
1053 2018-02-14  Paolo Carlini  <paolo.carlini@oracle.com>
1054
1055         * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1056         (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1057         auto_deduction_context, tree, int): Add defaults.
1058         * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1059         (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1060         tsubst_flags_t argument.
1061         * init.c (build_new): Likewise.
1062
1063 2018-02-13  Jakub Jelinek  <jakub@redhat.com>
1064
1065         PR c++/84364
1066         * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1067         about return other than *this in assignment operators if
1068         retval is type dependent expression.
1069
1070 2018-02-13  Paolo Carlini  <paolo.carlini@oracle.com>
1071
1072         PR c++/84333
1073         * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1074         save_expr for the G++ extension.
1075
1076 2018-02-13  Jason Merrill  <jason@redhat.com>
1077
1078         PR c++/84080 - ICE with return type deduction and specialization.
1079         * pt.c (determine_specialization): Check uses_template_parms.
1080
1081         Fix more variadic capture issues.
1082         * pt.c (find_parameter_packs_r): Also look at explicit captures.
1083         (check_for_bare_parameter_packs): Check current_class_type for
1084         lambda context.
1085         (extract_locals_r): Handle seeing a full instantiation of a pack.
1086         (tsubst_pack_expansion): Likewise.  Force lambda capture.
1087         * parser.c (cp_parser_lambda_introducer): Don't
1088         check_for_bare_parameter_packs.
1089
1090         PR c++/84338 - wrong variadic sizeof.
1091         * pt.c (argument_pack_select_arg): Like the macro, but look through
1092         a pack expansion.
1093         (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1094         (extract_fnparm_pack): Do make_pack_expansion.
1095         (extract_locals_r): Do strip a pack expansion.
1096         * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1097
1098 2018-02-12  Jakub Jelinek  <jakub@redhat.com>
1099
1100         PR c++/84341
1101         * parser.c (cp_parser_binary_expression): Use build_min instead of
1102         build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1103
1104 2018-02-12  Nathan Sidwell  <nathan@acm.org>
1105
1106         PR c++/84263
1107         * parser.c (cp_parser_decltype): Push and pop
1108         deferring_access_checks.  Reorganize to avoid goto.
1109
1110 2018-02-12  Richard Biener  <rguenther@suse.de>
1111
1112         PR c++/84281
1113         * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1114         uniform constructors and delay allocating them fully.
1115
1116 2018-02-09  Jason Merrill  <jason@redhat.com>
1117
1118         PR c++/84036 - ICE with variadic capture.
1119         Handle variadic capture proxies more like non-variadic.
1120         * lambda.c (build_capture_proxy): Remove workaround.
1121         * pt.c (find_parameter_packs_r): The proxy is a pack.
1122         (instantiate_class_template_1): Remove dead lambda code.
1123         (extract_fnparm_pack): Don't make_pack_expansion.
1124         (extract_locals_r): Don't strip a pack expansion.
1125         (tsubst_pack_expansion): Handle proxy packs.  Use
1126         PACK_EXPANSION_EXTRA_ARGS less.
1127         (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1128         (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1129         [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1130         (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1131         (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1132
1133 2018-02-10  Jakub Jelinek  <jakub@redhat.com>
1134
1135         PR sanitizer/83987
1136         * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1137
1138 2018-02-09  Jason Merrill  <jason@redhat.com>
1139
1140         PR c++/81917 - ICE with void_t and partial specialization.
1141         * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
1142         calling most_specialized_partial_spec.
1143
1144 2018-02-09  Nathan Sidwell  <nathan@acm.org>
1145
1146         PR c/84293
1147         * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
1148         Pass expr location to strict_aliasing_warning.
1149
1150 2018-02-09  Jason Merrill  <jason@redhat.com>
1151
1152         PR c++/84296 - ICE with qualified-id in template.
1153         PR c++/83714
1154         * pt.c (unknown_base_ref_p): New.
1155         (instantiation_dependent_scope_ref_p): Use it instead of
1156         any_dependent_bases_p.
1157
1158 2018-02-09  Marek Polacek  <polacek@redhat.com>
1159             Jakub Jelinek  <jakub@redhat.com>
1160
1161         PR c++/83659
1162         * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
1163         fold_indirect_ref_1, including poly_*int64.  Verify first that
1164         tree_fits_poly_int64_p (op01).  Formatting fixes.
1165
1166 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
1167
1168         * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
1169         * lambda.c (build_capture_proxy): Likewise.
1170         * search.c (field_access_p): Likewise.
1171         * semantics.c (omp_clause_decl, omp_privatize_field,
1172         finish_omp_clauses): Likewise.
1173
1174 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
1175
1176         PR c++/83806
1177         * typeck.c (decay_conversion): Use mark_rvalue_use for the special
1178         case of nullptr too.
1179
1180 2018-02-08  Nathan Sidwell  <nathan@acm.org>
1181
1182         * class.c (finish_struct): Fix std:initializer_list diagnostic
1183         formatting.
1184
1185 2018-02-08  Paolo Carlini  <paolo.carlini@oracle.com>
1186
1187         PR c++/83204
1188         * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
1189
1190 2018-02-07  Jakub Jelinek  <jakub@redhat.com>
1191
1192         PR c++/84082
1193         * parser.c (cp_parser_dot_deref_incomplete): New function.
1194         (cp_parser_postfix_dot_deref_expression): Use it.
1195
1196 2018-02-07  David Malcolm  <dmalcolm@redhat.com>
1197
1198         PR c++/81610
1199         PR c++/80567
1200         * name-lookup.c (suggest_rid_p): New function.
1201         (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
1202         suggest_rid_p.
1203
1204 2018-02-07  Jason Merrill  <jason@redhat.com>
1205
1206         PR c++/84182 - ICE with captured lambda
1207         PR c++/84181
1208         * pt.c (extract_locals_r, extract_local_specs): New.
1209         (tsubst_pack_expansion): Use them.
1210
1211 2018-02-07  Martin Liska  <mliska@suse.cz>
1212
1213         PR c++/84059.
1214         * class.c (add_method): Append argument value.
1215         * cp-tree.h (maybe_version_functions): Add new argument.
1216         * decl.c (decls_match): Call it if a declaration does not
1217         have DECL_FUNCTION_VERSIONED.
1218         (maybe_version_functions): record argument is added.
1219
1220 2018-02-05  Marek Polacek  <polacek@redhat.com>
1221
1222         * class.c: Remove unused global variables.
1223         (build_primary_vtable): Don't gather statistics.
1224         (print_class_statistics): Remove.
1225         * cp-tree.h (print_class_statistics): Remove.
1226         * tree.c (cxx_print_statistics): Don't call print_class_statistics.
1227
1228 2018-02-02  Paolo Carlini  <paolo.carlini@oracle.com>
1229
1230         * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1231         * constexpr.c (cx_check_missing_mem_inits): Likewise.
1232         * decl.c (next_initializable_field, find_decomp_class_base,
1233         cp_finish_decomp): Likewise.
1234         * typeck2.c (process_init_constructor_record): Likewise.
1235
1236 2018-02-02  Jason Merrill  <jason@redhat.com>
1237
1238         PR c++/84181 - ICE with lambda parm in template argument.
1239         * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1240
1241 2018-02-01  Jason Merrill  <jason@redhat.com>
1242
1243         PR c++/84160 - ICE with nested variadic capture.
1244         * lambda.c (is_capture_proxy_with_ref): New.
1245         (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1246         COMPONENT_REF.
1247         * expr.c (mark_use): Use is_capture_proxy_with_ref.
1248         * constexpr.c (potential_constant_expression_1): Likewise.
1249         * semantics.c (process_outer_var_ref): Likewise.
1250
1251 2018-02-01  Marek Polacek  <polacek@redhat.com>
1252
1253         PR c++/84125
1254         * typeck.c (build_address): Relax the assert when
1255         processing_template_decl.
1256
1257 2018-02-01  Jason Merrill  <jason@redhat.com>
1258
1259         PR c++/84126 - ICE with variadic generic lambda
1260         PR c++/84036
1261         PR c++/82249
1262         * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1263         PACK_EXPANSION_EXTRA_ARGS.
1264
1265 2018-02-01  Paolo Carlini  <paolo.carlini@oracle.com>
1266
1267         PR c++/83796
1268         * call.c (convert_like_real): If w're initializing from {} explicitly
1269         call abstract_virtuals_error_sfinae.
1270
1271 2018-01-31  Jason Merrill  <jason@redhat.com>
1272             Jakub Jelinek  <jakub@redhat.com>
1273
1274         PR c++/83993
1275         * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1276         around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1277         on ADDR_EXPR.
1278
1279 2018-01-31  Jakub Jelinek  <jakub@redhat.com>
1280
1281         PR c++/83993
1282         * constexpr.c (diag_array_subscript): Emit different diagnostics
1283         if TYPE_DOMAIN (arraytype) is NULL.
1284         (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1285         with NULL TYPE_DOMAIN use size_zero_node as nelts.
1286
1287 2018-01-31  Paolo Carlini  <paolo.carlini@oracle.com>
1288
1289         PR c++/84092
1290         * semantics.c (finish_qualified_id_expr): When handling an
1291         UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1292
1293 2018-01-31  Marek Polacek  <polacek@redhat.com>
1294
1295         PR c++/84138
1296         * cp-gimplify.c (cp_fold): Check if X is an error node before
1297         calling useless_type_conversion_p.
1298
1299 2018-01-30  Jason Merrill  <jason@redhat.com>
1300
1301         PR c++/84091 - ICE with local class in lambda in template.
1302         * decl2.c (determine_visibility): Look for outer containing template
1303         instantiation.
1304
1305         PR c++/84098 - ICE with lambda in template NSDMI.
1306         * pt.c (instantiate_class_template_1): Ignore more lambdas.
1307
1308 2018-01-29  Jason Merrill  <jason@redhat.com>
1309
1310         PR c++/68810 - wrong location for reinterpret_cast error.
1311         * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1312         !dofold.
1313
1314 2018-01-29  Marek Polacek  <polacek@redhat.com>
1315
1316         PR c++/83996
1317         * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1318         => fooarray[1] in offset_int.
1319
1320 2018-01-29  Jason Merrill  <jason@redhat.com>
1321
1322         PR c++/83942 - wrong unused warning with static_cast.
1323         * cvt.c (ocp_convert): Call mark_rvalue_use.
1324
1325 2018-01-26  Jason Merrill  <jason@redhat.com>
1326
1327         PR c++/83956 - wrong dtor error with anonymous union
1328         * method.c (walk_field_subobs): Variant members only affect
1329         deletedness.
1330         (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1331
1332         PR c++/84036 - ICE with variadic capture.
1333         PR c++/82249
1334         * pt.c (tsubst_pack_expansion): When optimizing a simple
1335         substitution, pull a single pack expansion out of its pack.
1336
1337         PR c++/82514 - ICE with local class in generic lambda.
1338         * pt.c (regenerated_lambda_fn_p): Remove.
1339         (enclosing_instantiation_of): Don't use it.
1340         (tsubst_function_decl): Call enclosing_instantiation_of.
1341
1342         * pt.c (lookup_template_class_1): Add sanity check.
1343         * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1344
1345 2018-01-25  Jakub Jelinek  <jakub@redhat.com>
1346
1347         PR c++/84031
1348         * decl.c (find_decomp_class_base): Ignore unnamed bitfields.  Ignore
1349         recursive calls that return ret.
1350         (cp_finish_decomp): Ignore unnamed bitfields.
1351
1352 2018-01-23  Jason Merrill  <jason@redhat.com>
1353
1354         PR c++/82249 - wrong mismatched pack length error.
1355         * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1356         unsubstituted function parameter pack.
1357
1358 2018-01-23  Paolo Carlini  <paolo.carlini@oracle.com>
1359
1360         PR c++/83921
1361         * decl.c (check_for_uninitialized_const_var): Not static; add
1362         bool and tsubst_flags_t parameters; adjust to be used both in
1363         constexpr context and not.
1364         * constexpr.c (potential_constant_expression_1): Use the above.
1365         * cp-tree.h (check_for_uninitialized_const_var): Declare.
1366
1367 2018-01-23  Jason Merrill  <jason@redhat.com>
1368
1369         PR c++/83947 - ICE with auto declarations.
1370         * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1371         * decl.c (undeduced_auto_decl): Limit to vars and fns.
1372
1373 2018-01-23  David Malcolm  <dmalcolm@redhat.com>
1374
1375         PR c++/83974
1376         * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1377         for pointer to member function types.
1378
1379 2018-01-23  Jakub Jelinek  <jakub@redhat.com>
1380
1381         PR sanitizer/83987
1382         * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1383         DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1384
1385 2018-01-23  Nathan Sidwell  <nathan@acm.org>
1386
1387         PR c++/83988
1388         * pt.c (tsubst_baselink): Remove optype assert.
1389         * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1390
1391 2018-01-23  Jakub Jelinek  <jakub@redhat.com>
1392
1393         PR c++/83958
1394         * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1395         refers to incomplete type.
1396
1397 2018-01-23  Nathan Sidwell  <nathan@acm.org>
1398
1399         Deprecate ARM-era for scope handling
1400         * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1401         (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1402         cleared.
1403         * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1404         cleanup handling.
1405         * semantics.c (begin_for_scope): Flag_new_for_scope is
1406         boolean-like.
1407         (finish_for_stmt, begin_range_for_stmt): Likewise.
1408
1409 2018-01-22  Jason Merrill  <jason@redhat.com>
1410
1411         PR c++/83720
1412         * decl2.c (determine_visibility): Fix template_decl handling
1413         instead of blocking it.
1414
1415         PR c++/83720 - ICE with lambda and LTO.
1416         * decl2.c (determine_visibility): Clear template_decl for
1417         function-scope decls.  Propagate anonymous linkage from containing
1418         function.
1419
1420 2018-01-22  Marek Polacek  <polacek@redhat.com>
1421
1422         PR c++/81933
1423         * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1424         split out anything.
1425
1426 2018-01-22  Ville Voutilainen  <ville.voutilainen@gmail.com>
1427
1428         PR c++/83895
1429         * decl.c (grokdeclarator): Don't diagnose extra parens
1430         on typedefs.
1431
1432 2018-01-19  Jakub Jelinek  <jakub@redhat.com>
1433
1434         PR c++/81167
1435         * call.c (joust): Use TREE_TYPE (source) if source is
1436         a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1437
1438         PR c++/83919
1439         * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1440         for direct enum init.
1441         * decl.c (reshape_init): Likewise.
1442
1443 2018-01-19  Marek Polacek  <polacek@redhat.com>
1444
1445         * constexpr.c (fold_simple): Simplify.
1446
1447 2018-01-18  Jason Merrill  <jason@redhat.com>
1448
1449         PR c++/83714
1450         * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1451         * pt.c (instantiation_dependent_scope_ref_p): True if
1452         any_dependent_bases_p.
1453
1454 2018-01-18  Paolo Carlini  <paolo.carlini@oracle.com>
1455
1456         * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1457         vs DECL_NONTRIVIALLY_INITIALIZED_P).
1458
1459 2018-01-18  Jason Merrill  <jason@redhat.com>
1460
1461         PR c++/82461 - constexpr list-initialized member
1462         * constexpr.c (potential_constant_expression_1): Check
1463         TARGET_EXPR_DIRECT_INIT_P.
1464
1465 2018-01-18  Paolo Carlini  <paolo.carlini@oracle.com>
1466
1467         PR c++/81013
1468         * decl.c (xref_basetypes): Early return upon error about derived
1469         union.
1470
1471 2018-01-18  Nathan Sidwell  <nathan@acm.org>
1472
1473         PR c++/83160
1474         * cp-tree.h (mark_use): Declare.
1475         * expr.c (mark_use): Make extern.
1476         * call.c (direct_reference_binding): Set inner conv's
1477         rvaluedness_matches_p, if it is an identity.
1478         (convert_like_real): Mark lvalue or rvalue use for identity as
1479         rvaledness_matches_p demands.
1480
1481 2018-01-18  Jakub Jelinek  <jakub@redhat.com>
1482
1483         PR c++/83824
1484         * parser.c (attr_chainon): New function.
1485         (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1486         cp_parser_namespace_definition, cp_parser_init_declarator,
1487         cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1488         cp_parser_gnu_attributes_opt): Use it.
1489         (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1490         cp_parser_objc_struct_declaration): Likewise.  Don't reset
1491         prefix_attributes if attributes is error_mark_node.
1492
1493 2018-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
1494
1495         PR c++/78344
1496         * decl.c (grokdeclarator): Do not append the error_mark_node
1497         due to an erroneous optional attribute-specifier-seq.
1498
1499 2018-01-17  Jakub Jelinek  <jakub@redhat.com>
1500
1501         PR c++/83897
1502         * cp-gimplify.c (cp_maybe_instrument_return): Handle
1503         CLEANUP_POINT_EXPR.
1504
1505 2018-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
1506
1507         PR c++/81054
1508         * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1509         error_mark_node when we give an error.
1510         * decl.c (cp_finish_decl): Use the latter.
1511
1512 2018-01-17  Nathan Sidwell  <nathan@acm.org>
1513
1514         PR c++/83287
1515         * init.c (build_raw_new_expr): Scan list for lookups to keep.
1516
1517 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
1518
1519         PR c++/83814
1520         * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1521         the C++ part.  If processing a template, call
1522         fold_non_dependent_expr rather than fully folding.
1523
1524 2018-01-17  Jason Merrill  <jason@redhat.com>
1525
1526         PR c++/81067 - redundant NULL warning.
1527         * call.c (convert_like_real): Restore null_node handling.
1528
1529 2018-01-17  Jason Merrill  <jason@redhat.com>
1530
1531         PR c++/81843 - ICE with variadic member template.
1532         PR c++/72801
1533         * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1534         template args.
1535
1536 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
1537
1538         PR c++/83799
1539         * pt.c (type_dependent_expression_p): Strip any location wrapper
1540         before testing tree codes.
1541         (selftest::test_type_dependent_expression_p): New function.
1542         (selftest::cp_pt_c_tests): Call it.
1543
1544 2018-01-17  Nathan Sidwell  <nathan@acm.org>
1545
1546         PR c++/83739
1547         * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1548         this not a final instantiation.
1549
1550 2018-01-16  Jason Merrill  <jason@redhat.com>
1551
1552         PR c++/83714 - ICE checking return in template.
1553         * typeck.c (check_return_expr): Call build_non_dependent_expr.
1554
1555 2018-01-16  Jakub Jelinek  <jakub@redhat.com>
1556
1557         PR c++/83817
1558         * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1559         is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1560         instead of CALL_FROM_THUNK_P.
1561
1562         PR c++/83825
1563         * name-lookup.c (member_vec_dedup): Return early if len is 0.
1564         (resort_type_member_vec, set_class_bindings,
1565         insert_late_enum_def_bindings): Use vec qsort method instead of
1566         calling qsort directly.
1567
1568 2018-01-15  Martin Sebor  <msebor@redhat.com>
1569
1570         PR c++/83588
1571         * class.c (find_flexarrays): Make a record of multiple flexible array
1572         members.
1573
1574 2018-01-12  Jason Merrill  <jason@redhat.com>
1575
1576         PR c++/83186 - ICE with static_cast of list-initialized temporary.
1577         * typeck.c (build_static_cast): Use build_non_dependent_expr.
1578
1579 2018-01-12  Nathan Sidwell  <nathan@acm.org>
1580
1581         * cp-tree.h (mark_rvalue_use): Add parm name.
1582         * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1583         mark_rvalue_use.
1584         * call.c (convert_like_real): Fix formatting.
1585
1586 2018-01-11  Jason Merrill  <jason@redhat.com>
1587
1588         PR c++/82728 - wrong -Wunused-but-set-variable
1589         PR c++/82799
1590         PR c++/83690
1591         * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
1592         * decl.c (case_conversion): Likewise.
1593         * semantics.c (finish_static_assert): Call
1594         perform_implicit_conversion_flags.
1595
1596 2018-01-11  Nathan Sidwell  <nathan@acm.org>
1597
1598         * method.c (enum mangling_flags): Delete long-dead enum.
1599
1600 2018-01-10  Paolo Carlini  <paolo.carlini@oracle.com>
1601
1602         * parser.c (cp_parser_std_attribute_spec): When
1603         token_pair::require_open / require_close return false simply
1604         return error_mark_node, avoid duplicate cp_parser_error about
1605         expected '(' / ')', respectively.
1606
1607 2018-01-10  David Malcolm  <dmalcolm@redhat.com>
1608
1609         PR c++/43486
1610         * call.c (null_ptr_cst_p): Strip location wrappers when
1611         converting from '0' to a pointer type in C++11 onwards.
1612         (conversion_null_warnings): Replace comparison with null_node with
1613         call to null_node_p.
1614         (build_over_call): Likewise.
1615         * cp-gimplify.c (cp_fold): Remove the early bailout when
1616         processing_template_decl.
1617         * cp-lang.c (selftest::run_cp_tests): Call
1618         selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
1619         * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
1620         (selftest::run_cp_tests): Move decl to bottom of file.
1621         (null_node_p): New inline function.
1622         (selftest::cp_pt_c_tests): New decl.
1623         (selftest::cp_tree_c_tests): New decl.
1624         * cvt.c (build_expr_type_conversion): Replace comparison with
1625         null_node with call to null_node_p.
1626         * error.c (args_to_string): Likewise.
1627         * except.c (build_throw): Likewise.
1628         * mangle.c (write_expression): Skip location wrapper nodes.
1629         * parser.c (literal_integer_zerop): New function.
1630         (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
1631         the result for RID_TYPEID. Pass true for new "wrap_locations_p"
1632         param of cp_parser_parenthesized_expression_list.  When calling
1633         warn_for_memset, replace integer_zerop calls with
1634         literal_integer_zerop, eliminating the double logical negation
1635         cast to bool.  Eliminate the special-casing for CONST_DECL in
1636         favor of the fold_for_warn within warn_for_memset.
1637         (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
1638         param, defaulting to false.  Convert "expr" to a cp_expr, and call
1639         maybe_add_location_wrapper on it when wrap_locations_p is true.
1640         (cp_parser_unary_expression): Call maybe_add_location_wrapper on
1641         the result for RID_ALIGNOF and RID_SIZEOF.
1642         (cp_parser_builtin_offsetof): Likewise.
1643         * pt.c: Include "selftest.h".
1644         (tsubst_copy): Handle location wrappers.
1645         (tsubst_copy_and_build): Likewise.
1646         (build_non_dependent_expr): Likewise.
1647         (selftest::test_build_non_dependent_expr): New function.
1648         (selftest::cp_pt_c_tests): New function.
1649         * tree.c: Include "selftest.h".
1650         (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
1651         (selftest::test_lvalue_kind): New function.
1652         (selftest::cp_tree_c_tests): New function.
1653         * typeck.c (string_conv_p): Strip any location wrapper from "exp".
1654         (cp_build_binary_op): Replace comparison with null_node with call
1655         to null_node_p.
1656         (build_address): Use location of operand when building address
1657         expression.
1658
1659 2018-01-10  Marek Polacek  <polacek@redhat.com>
1660
1661         PR c++/82541
1662         * call.c (build_conditional_expr_1): Check complain before warning.
1663         * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
1664         -Wduplicated-branches.
1665
1666 2018-01-10  Jakub Jelinek  <jakub@redhat.com>
1667
1668         PR c++/81327
1669         * call.c (maybe_warn_class_memaccess): Add forward declaration.
1670         Change last argument from tree * to const vec<tree, va_gc> *, adjust
1671         args uses and check number of operands too.  Don't strip away any
1672         nops.  Use maybe_constant_value when looking for INTEGER_CST args.
1673         Deal with src argument not having pointer type.  Check
1674         tree_fits_uhwi_p before calling tree_to_uhwi.  Remove useless
1675         test.
1676         (build_over_call): Call maybe_warn_class_memaccess here on the
1677         original arguments.
1678         (build_cxx_call): Rather than here on converted arguments.
1679
1680 2018-01-10  Paolo Carlini  <paolo.carlini@oracle.com>
1681
1682         PR c++/81055
1683         * init.c (build_vec_init): Avoid building an INIT_EXPR with
1684         error_mark_node as second argument.
1685
1686 2018-01-09  Jakub Jelinek  <jakub@redhat.com>
1687
1688         PR c++/83734
1689         * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
1690         in STATEMENT_LIST.  Remove unneeded assert.
1691
1692 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
1693             Alan Hayward  <alan.hayward@arm.com>
1694             David Sherwood  <david.sherwood@arm.com>
1695
1696         * constexpr.c (cxx_eval_array_reference): Handle polynomial
1697         VECTOR_CST_NELTS.
1698         (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
1699         * call.c (build_conditional_expr_1): Likewise.
1700         * decl.c (cp_finish_decomp): Likewise.
1701         * mangle.c (write_type): Likewise.
1702         * typeck.c (structural_comptypes): Likewise.
1703         (cp_build_binary_op): Likewise.
1704         * typeck2.c (process_init_constructor_array): Likewise.
1705
1706 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1707
1708         PR c++/83555
1709         * typeck.c (build_static_cast_1): For static casts to reference types,
1710         call build_base_path with flag_delete_null_pointer_checks as nonnull
1711         instead of always false.  When -fsanitize=null, call
1712         ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
1713         * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
1714         call if the first argument is INTEGER_CST with REFERENCE_TYPE.
1715
1716 2018-01-03  Nathan Sidwell  <nathan@acm.org>
1717
1718         PR c++/83667
1719         * method.c (make_alias_for): Copy DECL_CONTEXT.
1720
1721 2018-01-03  Marek Polacek  <polacek@redhat.com>
1722
1723         PR c++/83592
1724         * decl.c (grokdeclarator): Don't warn about MVP in typename context.
1725
1726 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1727
1728         PR preprocessor/83602
1729         * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
1730         for builtin macros.
1731
1732         PR c++/83634
1733         * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
1734         error_mark_node, return error_mark_node.
1735
1736         Update copyright years.
1737
1738 2018-01-02  Jakub Jelinek  <jakub@redhat.com>
1739
1740         PR c++/83556
1741         * tree.c (replace_placeholders_r): Pass NULL as last argument to
1742         cp_walk_tree instead of d->pset.  If non-TREE_CONSTANT and
1743         non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
1744         to false and return.
1745         (replace_placeholders): Pass NULL instead of &pset as last argument
1746         to cp_walk_tree.
1747
1748 2018-01-02  Nathan Sidwell  <nathan@acm.org>
1749
1750         * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
1751         lval var.
1752 \f
1753 Copyright (C) 2018 Free Software Foundation, Inc.
1754
1755 Copying and distribution of this file, with or without modification,
1756 are permitted in any medium without royalty provided the copyright
1757 notice and this notice are preserved.