gcc/cp/ChangeLog

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