1 2018-04-10 David Malcolm <dmalcolm@redhat.com>
4 * call.c (get_fndecl_argument_location): Make non-static.
5 * cp-tree.h (get_fndecl_argument_location): New decl.
6 * typeck.c (convert_for_assignment): When complaining due to
7 conversions for an argument, show the location of the parameter
10 2018-04-10 Jakub Jelinek <jakub@redhat.com>
12 PR c++/85312 - P0962 cleanup
13 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
16 2018-04-10 Jason Merrill <jason@redhat.com>
18 PR debug/65821 - wrong location for main().
19 * call.c (clear_location_r): New.
20 (convert_default_arg): Use it.
21 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
23 PR c++/85285 - ICE with flexible array after substitution.
24 * pt.c (instantiate_class_template_1): Check for flexible array in
27 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
30 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
31 issue a pedwarn and defer trying to do bindings.
33 2018-04-09 Jason Merrill <jason@redhat.com>
35 PR c++/85279 - dump_expr doesn't understand decltype.
36 * error.c (dump_expr): Handle DECLTYPE_TYPE.
38 PR c++/85262 - ICE with redundant qualification on constructor.
39 * call.c (build_new_method_call_1): Move make_args_non_dependent
40 after A::A() handling.
42 PR c++/85277 - ICE with invalid offsetof.
43 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
44 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
46 PR c++/85264 - ICE with excess template-parameter-list.
47 * parser.c (cp_parser_check_template_parameters): Add template_id_p
48 parameter. Don't allow an extra template header if true.
49 (cp_parser_class_head): Pass template_id_p.
50 (cp_parser_elaborated_type_specifier): Likewise.
51 (cp_parser_alias_declaration): Likewise.
52 (cp_parser_check_declarator_template_parameters): Likewise.
54 2018-04-09 Jakub Jelinek <jakub@redhat.com>
57 * parser.c (cp_parser_simple_declaration): For structured bindings,
58 if *maybe_range_for_decl is NULL after parsing it, set it to
61 2018-04-09 Jason Merrill <jason@redhat.com>
63 PR c++/85256 - ICE capturing pointer to VLA.
64 * lambda.c (add_capture): Distinguish between variable-size and
65 variably-modified types.
67 2018-04-06 Jason Merrill <jason@redhat.com>
69 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
70 * pt.c (extract_locals_r): Remember local typedefs.
72 2018-04-06 David Malcolm <dmalcolm@redhat.com>
75 * name-lookup.c (struct std_name_hint): Move out of
76 get_std_name_hint; add field "min_dialect".
77 (get_std_name_hint): Add min_dialect values to all initializers.
78 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
79 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
80 <shared_mutex>, <string_view>, <thread>, and <variant>.
81 Add fstream, ifstream, and ofstream to <fstream>.
82 Add istringstream, ostringstream, and stringstream to <sstream>.
83 Add basic_string to <string>.
84 Add tuple_element and tuple_size to <tuple>.
85 Add declval to <utility>.
86 Fix ordering of <queue> and <tuple>.
87 Return a std_name_hint, rather than a const char *.
88 (get_cxx_dialect_name): New function.
89 (maybe_suggest_missing_std_header): Detect names that aren't yet
90 available in the current dialect, and instead of suggesting a
91 missing #include, warn about the dialect.
93 2018-04-06 Jakub Jelinek <jakub@redhat.com>
96 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
97 errorcount is set if tsubst doesn't return a VAR_DECL.
99 2018-04-06 David Malcolm <dmalcolm@redhat.com>
102 * name-lookup.c (using_directives_contain_std_p): New function.
103 (has_using_namespace_std_directive_p): New function.
104 (suggest_alternatives_for): Simplify if/else logic using early
105 returns. If no candidates were found, and there's a
106 "using namespace std;" directive, call
107 maybe_suggest_missing_std_header.
108 (maybe_suggest_missing_header): Split later part of the function
110 (maybe_suggest_missing_std_header): New.
112 2018-04-06 Jason Merrill <jason@redhat.com>
114 PR c++/85242 - ICE with class definition in template parm.
115 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
116 processing_template_parmlist.
118 PR c++/85240 - LTO ICE with using of undeduced auto fn.
119 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
121 2018-04-05 Jakub Jelinek <jakub@redhat.com>
124 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
125 is not prev, if prev == decl.
128 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
129 maybe_apply_pragma_weak here...
130 (cp_maybe_mangle_decomp): ... but call it here instead.
132 2018-04-05 Jason Merrill <jason@redhat.com>
134 PR c++/85136 - ICE with designated init in template.
135 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
136 designated initializer.
137 (check_array_designated_initializer): Update ce->index with the
140 PR c++/83808 - ICE with VLA initialization.
141 * typeck2.c (process_init_constructor_array): Don't require a VLA
142 initializer to have VLA type.
144 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
147 * call.c (convert_like_real): Fail gracefully for a broken
148 std::initializer_list, missing a definition.
150 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
152 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
155 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
156 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
158 2018-04-05 Jason Merrill <jason@redhat.com>
160 PR c++/82152 - ICE with class deduction and inherited ctor.
161 * pt.c (do_class_deduction): Ignore inherited ctors.
163 PR c++/84665 - ICE with array of empty class.
164 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
166 PR c++/85228 - ICE with lambda in enumerator in template.
167 * pt.c (bt_instantiate_type_proc): Don't assume
168 CLASSTYPE_TEMPLATE_INFO is non-null.
170 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
173 * decl.c (find_decomp_class_base): Check accessibility instead
174 of declared access, adjust diagnostic.
176 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
179 * decl.c (get_tuple_decomp_init): Check the templatedness
182 2018-04-05 Jason Merrill <jason@redhat.com>
184 PR c++/85200 - ICE with constexpr if in generic lambda.
185 * pt.c (extract_locals_r): Don't record the local specs of variables
186 declared within the pattern.
188 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
191 * pt.c (check_auto_in_tmpl_args): New.
192 (tsubst_qualified_id): Use it to reject template args
193 referencing auto for non-type templates.
194 * parser.c (cp_parser_template_id): Likewise.
195 * cp-tree.h (check_auto_in_tmpl_args): Declare.
196 * typeck2.c (build_functional_cast): Report correct location
197 for invalid use of auto.
199 2018-04-04 Jason Merrill <jason@redhat.com>
201 PR c++/85215 - ICE with copy-init from conversion.
202 * call.c (merge_conversion_sequences): Fix type of direct binding
205 PR c++/84938 - ICE with division by ~-1.
206 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
208 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
209 * parser.c (cp_parser_mem_initializer_list): Call
210 check_for_bare_parameter_packs.
212 2018-04-04 Jakub Jelinek <jakub@redhat.com>
215 * constexpr.c (cxx_eval_builtin_function_call): For calls to
216 builtin_valid_in_constant_expr_p functions, don't call
217 cxx_eval_constant_expression if argument is not
218 potential_constant_expression.
221 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
223 * semantics.c (calculate_bases): Add complain argument. Use
224 complete_type_or_maybe_complain instead of just complete_type and
225 return an empty vector if it fails. Move make_tree_vector () call
226 after early return. Formatting fixes.
227 (calculate_direct_bases): Likewise. Call release_tree_vector at the
229 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
230 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
231 calculate_direct_bases callers, formatting fixes.
233 2018-04-04 Jason Merrill <jason@redhat.com>
235 PR c++/85006 - -fconcepts ICE with A<auto...> return type
236 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
238 PR c++/85200 - ICE with constexpr if in generic lambda.
239 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
241 PR c++/84221 - bogus -Wunused with attribute and template.
242 * decl2.c (is_late_template_attribute): Handle unused and used
243 normally on non-TYPE_DECL.
245 PR c++/85135 - ICE with omitted template arguments.
246 * decl.c (grokdeclarator): Catch deduced class type in trailing
249 PR c++/85133 - ICE with missing concept initializer.
250 * decl.c (cp_finish_decl): If a concept initializer is missing, use
253 PR c++/85118 - wrong error with generic lambda and std::bind.
254 * call.c (add_template_conv_candidate): Disable if there are any
257 PR c++/85141 - ICE with compound assignment and static member fn.
258 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
261 PR c++/85148 - ICE with 'this' in array NSDMI.
262 * tree.c (replace_placeholders_r): Use handled_component_p.
264 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
267 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
268 * parser.c (cp_parser_unqualified_id): ..not here.
270 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
273 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
275 * decl2.c (mark_used): Return without effects if tf_conv.
277 2018-04-03 Jason Merrill <jason@redhat.com>
279 PR c++/85092 - C++17 ICE with unused list constructor.
280 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
283 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
284 * constexpr.c (cxx_eval_builtin_function_call): Only defer
285 __builtin_constant_p if ctx->quiet.
287 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
290 * pt.c (rewrite_template_parm): If the first argument is
291 error_mark_node return it immediately.
292 (build_deduction_guide): Check the return value of the
293 latter for error_mark_node.
294 (do_class_deduction): Check the return value of the latter.
296 2018-04-03 Jason Merrill <jason@redhat.com>
298 * semantics.c (finish_if_stmt_cond): Use
299 instantiation_dependent_expression_p.
301 PR c++/85149 - generic lambda and constexpr if.
302 * pt.c (build_extra_args, add_extra_args): Split from
303 tsubst_pack_expansion.
304 (tsubst_expr) [IF_STMT]: Use them.
305 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
307 * typeck.c (merge_types): Limit matching attribute shortcut to
310 2018-04-03 Jakub Jelinek <jakub@redhat.com>
313 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
316 * name-lookup.c (handle_namespace_attrs): Return early if attributes
320 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
321 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
322 instead for static data members clear init and set DECL_EXTERNAL.
324 2018-04-02 Jason Merrill <jason@redhat.com>
326 PR c++/64095 - auto... parameter pack.
327 * parser.c (cp_parser_parameter_declaration): Handle turning autos
329 (cp_parser_parameter_declaration_list): Not here.
331 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
334 * class.c (instantiate_type): Peel off SAVE_EXPR before
337 2018-03-30 Jason Merrill <jason@redhat.com>
339 * typeck2.c (process_init_constructor_record): Use
340 init_list_type_node for the CONSTRUCTOR around an anonymous union
341 designated initializer.
343 2018-03-30 Jakub Jelinek <jakub@redhat.com>
346 * semantics.c (finish_omp_reduction_clause): If
347 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
348 even if processing_template_decl.
350 2018-03-29 David Malcolm <dmalcolm@redhat.com>
353 * name-lookup.c (get_std_name_hint): Add names from <memory>,
354 <tuple>, and <utility>.
356 2018-03-29 Jason Merrill <jason@redhat.com>
358 PR c++/85093 - too many template args with pack expansion.
359 * pt.c (coerce_template_parms): Keep pack expansion args that will
362 2018-03-29 Jason Merrill <jason@redhat.com>
364 * pt.c (build_non_dependent_expr): Propagate expr location.
366 2018-03-27 Jason Merrill <jason@redhat.com>
368 PR c++/85060 - wrong-code with call to base member in template.
369 * search.c (any_dependent_bases_p): Check uses_template_parms
370 rather than processing_template_decl.
372 2018-03-29 David Malcolm <dmalcolm@redhat.com>
375 * typeck.c (convert_for_assignment): When complaining due to
376 conversions for an argument, attempt to use the location of the
379 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
382 * pt.c (tsubst_default_argument): Early return if the type of the
383 parameter is erroneous.
385 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
388 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
392 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
394 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
397 * method.c (defaulted_late_check): Partially revert r253321 changes,
398 do not early return upon error.
400 2018-03-27 Jakub Jelinek <jakub@redhat.com>
403 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
404 type call fold to generate VECTOR_CSTs when possible.
407 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
408 return it right away.
410 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
412 * search.c (check_final_overrider): Use inform instead of error
413 for the diagnostics of the overridden functions. Tweak wording.
415 2018-03-27 Jakub Jelinek <jakub@redhat.com>
418 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
419 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
421 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
422 Jason Merrill <jason@redhat.com>
425 * init.c (build_aggr_init): When initializing from array,
426 reject anything but CONSTRUCTORs and TARGET_EXPRs.
427 (build_vec_init): Handle separately ARRAY_TYPEs.
429 2018-03-26 Jason Merrill <jason@redhat.com>
431 PR c++/85062 - ICE with alignas in wrong place.
432 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
435 PR c++/85049 - ICE with __integer_pack.
436 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
437 * cp-tree.h (TEMPLATE_PARM_P): New.
439 2018-03-23 Jason Merrill <jason@redhat.com>
441 PR c++/78489 - wrong SFINAE behavior.
444 * pt.c (type_unification_real): Don't defer substitution failure.
446 2018-03-23 Jakub Jelinek <jakub@redhat.com>
449 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
453 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
454 cp_build_unary_op call with gcc_unreachable ().
456 2018-03-23 Marek Polacek <polacek@redhat.com>
459 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
460 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
461 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
463 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
466 * parser.c (cp_parser_perform_range_for_lookup): Change
467 the condition for deciding whether to use members.
469 2018-03-23 Marek Polacek <polacek@redhat.com>
472 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
474 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
477 * parser.c (cp_parser_alias_declaration): Call
478 parser_check_template_parameters.
481 * pt.c (resolve_typename_type): Drop assert that stopped
482 simplification to template-independent types. Add assert to
483 verify the initial scope is template dependent.
484 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
485 Reparse the id expression as a type-name, not a declarator.
488 * init.c (build_vec_init): Error at parenthesized array init.
493 * cp-tree.h (temp_override): New template class, generalizing
494 a cleanup that was only used...
495 * parser.c (cp_parser_parameter_declaration_clause):
496 ... here for auto_is_implicit_function_template_parm_p.
497 (cp_parser_gnu_attributes_opt): Use it here as well.
498 (cp_parser_std_attribute): Likewise.
500 2018-03-22 Marek Polacek <polacek@redhat.com>
503 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
506 2018-03-21 Jason Merrill <jason@redhat.com>
508 PR c++/81311 - wrong C++17 overload resolution.
509 * call.c (build_user_type_conversion_1): Remove C++17 code.
510 (conv_binds_ref_to_prvalue): New.
511 (build_over_call): Handle C++17 copy elision.
512 (build_special_member_call): Only do C++17 copy elision here if the
513 argument is already the right type.
515 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
518 * init.c (build_vec_init): Silence error, former sorry,
523 * parser.c (abort_fully_implicit_template_p): New.
524 (cp_parser_skip_to_end_of_statement): Use it.
525 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
526 (finish_fully_implicit_template_p): Clear
527 implicit_template_parms and implicit_template_scope.
529 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
532 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
533 error_mark_node when check_array_designated_initializer fails.
535 2018-03-21 Jakub Jelinek <jakub@redhat.com>
538 * cp-tree.h (genericize_compound_lvalue): Declare.
539 * typeck.c (genericize_compound_lvalue): New function.
540 (unary_complex_lvalue, cp_build_modify_expr): Use it.
541 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
542 and PREDECREMENT_EXPR in output and "m" constrained input operands with
543 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
544 COMPOUND_EXPR operand.
546 2018-03-21 Nathan Sidwell <nathan@acm.org>
549 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
550 * decl2.c (vague_linkage_p): Likewise.
552 2018-03-21 David Malcolm <dmalcolm@redhat.com>
555 * constexpr.c (constexpr_fn_retval): Make non-"static".
556 * cp-tree.h (constexpr_fn_retval): New decl.
557 * search.c (direct_accessor_p): Update leading comment.
558 (reference_accessor_p): Likewise.
559 (field_accessor_p): Replace check that function body is a
560 RETURN_EXPR with a call to constexpr_fn_retval. Fix
561 indentation of "field_type" decl.
563 2018-03-21 Nathan Sidwell <nathan@acm.org>
566 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
569 2018-03-21 Martin Sebor <msebor@redhat.com>
572 * call.c (first_non_public_field): New template and function.
573 (first_non_trivial_field): New function.
574 (maybe_warn_class_memaccess): Call them.
576 2018-03-21 David Malcolm <dmalcolm@redhat.com>
579 * search.c (field_accessor_p): Use class_of_this_parm rather than
580 type_of_this_parm, to check that "this" is a "const T *", rather
583 2018-03-21 Nathan Sidwell <nathan@acm.org>
585 * class.c (finish_struct_anon_r): Refactor, deprecate anything
586 other than public non-static data members.
587 * parser.c (cp_parser_init_declarator): Deprecate attributes after
588 parenthesized initializer.
591 * name-lookup.c (update_binding): Correct logic for local binding
594 2018-03-21 Marek Polacek <polacek@redhat.com>
596 PR c++/71638, ICE with NSDMI and reference.
597 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
598 even when we replace an element.
600 2018-03-20 Marek Polacek <polacek@redhat.com>
602 PR c++/84978, ICE with NRVO.
603 * constexpr.c (cxx_eval_constant_expression): Handle the case when
604 a RESULT_DECL isn't in the hash map.
606 2018-03-20 Jason Merrill <jason@redhat.com>
608 PR c++/84978, ICE with NRVO.
609 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
610 (cp_get_callee_fndecl_nofold): New.
611 * cp-gimplify.c (cp_genericize_r): Use it instead.
612 * call.c (check_self_delegation): Likewise.
614 2018-03-20 Nathan Sidwell <nathan@acm.org>
617 * name-lookup.c (pushdecl_class_level): Push anon-struct's
618 member_vec, if there is one.
621 * cp-tree.h (lookup_list_keep): Declare.
622 * tree.c (lookup_list_keep): New, broken out of ...
623 (build_min): ... here. Call it.
624 * decl.c (cp_finish_decl): Call lookup_list_keep.
626 2018-03-19 Jason Merrill <jason@redhat.com>
628 PR c++/84937 - ICE with class deduction and auto.
629 * pt.c (rewrite_template_parm): Fix auto handling.
631 2018-03-19 Marek Polacek <polacek@redhat.com>
634 * pt.c (enclosing_instantiation_of): Check if fn is null.
637 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
638 as we evaluate the elements.
639 (cxx_eval_constant_expression): Verify constructor's flags
642 2018-03-19 Jason Merrill <jason@redhat.com>
644 PR c++/71834 - template-id with too few arguments.
645 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
647 2018-03-19 Nathan Sidwell <nathan@acm.org>
650 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
651 * pt.c (build_template_decl): Propagate language linkage.
654 * name-lookup.c (set_local_extern_decl_linkage): Defend against
657 2018-03-16 Jakub Jelinek <jakub@redhat.com>
660 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
662 * method.c (synthesize_method): Likewise.
663 * pt.c (convert_nontype_argument): Likewise.
665 2018-03-16 Jason Merrill <jason@redhat.com>
667 PR c++/84720 - ICE with rvalue ref non-type argument.
668 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
669 (convert_nontype_argument): Revert earlier change.
671 PR c++/80227 - SFINAE and negative array size.
672 * decl.c (compute_array_index_type): Use
673 build_converted_constant_expr and valid_constant_size_p.
675 PR c++/84906 - silent wrong code with ambiguous conversion.
676 * call.c (build_user_type_conversion_1): Set need_temporary_p on
677 ambiguous conversion.
678 (convert_like_real): Check it.
680 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
681 * call.c (build_special_member_call): Don't convert an init-list
682 argument directly to the class type.
684 2018-03-16 Jakub Jelinek <jakub@redhat.com>
688 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
689 (find_placeholder): Declare.
690 * tree.c (struct replace_placeholders_t): Add exp member.
691 (replace_placeholders_r): Don't walk into ctors with
692 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
693 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
694 (replace_placeholders): Initialize data.exp.
695 (find_placeholders_r, find_placeholders): New functions.
696 * typeck2.c (process_init_constructor_record,
697 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
698 if adding NSDMI on which find_placeholder returns true.
699 * call.c (build_over_call): Don't call replace_placeholders here.
700 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
701 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
703 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
706 2018-03-16 Jason Merrill <jason@redhat.com>
708 PR c++/83911 - ICE with multiversioned constructor.
709 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
711 * call.c (build_over_call): Not here.
713 2018-03-16 Jakub Jelinek <jakub@redhat.com>
716 * decl.c (reshape_init_class): Don't assert d->cur->index == field
717 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
719 2018-03-15 Jakub Jelinek <jakub@redhat.com>
722 * cp-tree.h (cp_warn_deprecated_use): Declare.
723 * tree.c (cp_warn_deprecated_use): New function.
724 * typeck2.c (build_functional_cast): Use it.
725 * decl.c (grokparms): Likewise.
726 (grokdeclarator): Likewise. Temporarily push nested class scope
727 around grokparms call for out of class member definitions.
729 2018-03-14 Jason Merrill <jason@redhat.com>
731 PR c++/84820 - no error for invalid qualified-id.
732 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
735 PR c++/84801 - ICE with unexpanded pack in lambda.
736 * pt.c (check_for_bare_parameter_packs): Don't return early for a
737 lambda in non-template context.
739 PR c++/81236 - auto variable and auto function
740 * pt.c (tsubst_baselink): Update the type of the BASELINK after
743 2018-03-14 Jason Merrill <jason@redhat.com>
745 PR c++/83916 - ICE with template template parameters.
746 * pt.c (convert_template_argument): Don't substitute into type of
747 non-type parameter if we don't have enough arg levels.
750 2018-03-14 Marek Polacek <polacek@redhat.com>
753 * semantics.c (finish_static_assert): Check
754 instantiation_dependent_expression_p instead of
755 {type,value}_dependent_expression_p.
757 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
758 Jason Merrill <jason@redhat.com>
760 PR c++/82336 - link error with list-init default argument.
761 * decl.c (check_default_argument): Unshare an initializer list.
763 2018-03-13 Jakub Jelinek <jakub@redhat.com>
766 * decl.c (duplicate_decls): For redefinition of built-in, use error
767 and return error_mark_node. For redeclaration, return error_mark_node
768 rather than olddecl if !flag_permissive.
770 2018-03-13 Jason Merrill <jason@redhat.com>
772 PR c++/82565 - ICE with concepts and generic lambda.
773 * pt.c (instantiate_decl): Clear fn_context for lambdas.
775 2018-03-13 Jason Merrill <jason@redhat.com>
777 PR c++/84720 - ICE with rvalue ref non-type argument.
778 * pt.c (convert_nontype_argument): Handle rvalue references.
780 PR c++/84839 - ICE with decltype of parameter pack.
781 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
782 instantiating dummy parms.
784 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
785 parameter even without -Wpedantic.
787 PR c++/84798 - ICE with auto in abstract function declarator.
788 * parser.c (cp_parser_parameter_declaration_clause): Check
789 parser->default_arg_ok_p.
791 2018-03-13 Jakub Jelinek <jakub@redhat.com>
794 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
795 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
796 sizetype. Formatting fixes.
798 2018-03-12 Jason Merrill <jason@redhat.com>
800 PR c++/84355 - ICE with deduction for member class template.
801 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
802 CLASS_PLACEHOLDER_TEMPLATE.
804 PR c++/84802 - ICE capturing uninstantiated class.
805 * lambda.c (build_capture_proxy): Call complete_type.
807 2018-03-09 Jason Merrill <jason@redhat.com>
809 PR c++/84770 - ICE with typedef and parameter pack.
810 * pt.c (verify_unstripped_args_1): Split out from
811 verify_unstripped_args.
813 PR c++/84785 - ICE with alias template and default targs.
814 * pt.c (type_unification_real): Set processing_template_decl if
817 PR c++/84752 - ICE with capture of constexpr array.
818 * call.c (standard_conversion): Set rvaluedness_matches_p on the
819 identity conversion under ck_lvalue.
821 2018-03-09 Jason Merrill <jason@redhat.com>
822 Paolo Carlini <paolo.carlini@oracle.com>
826 * pt.c (any_erroneous_template_args_p): New.
827 * cp-tree.h (any_erroneous_template_args_p): Declare it.
828 * parser.c (cp_parser_class_specifier_1): Use it.
830 2018-03-09 Jason Merrill <jason@redhat.com>
832 PR c++/84726 - unnecessary capture of constant vars.
833 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
834 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
835 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
836 * lambda.c (is_constant_capture_proxy)
837 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
838 (prune_lambda_captures): New.
839 (finish_lambda_function): Call prune_lambda_captures.
841 2018-03-09 Jason Merrill <jason@redhat.com>
842 Jakub Jelinek <jakub@redhat.com>
845 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
846 build ADDR_EXPR with REFERENCE_TYPE.
847 (build_over_call): For purposes of check_function_arguments, if
848 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
849 its operand rather than the argument itself.
851 2018-03-09 Jakub Jelinek <jakub@redhat.com>
854 * decl.c (duplicate_decls): Don't override __* prefixed builtins
855 except for __[^b]*_chk, instead issue permerror and for -fpermissive
856 also a note and return olddecl.
858 2018-03-09 Nathan Sidwell <nathan@acm.org>
861 * name-lookup.c (do_pushdecl_with_scope): Only clear
862 current_function_decl when pushing a non-class (i.e. namespace)
865 2018-03-08 Jason Merrill <jason@redhat.com>
866 Jakub Jelinek <jakub@redhat.com>
869 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
870 not calling mark_used for the benefit of -Wunused-function warning.
872 2018-03-06 Jason Merrill <jason@redhat.com>
874 * lambda.c (is_capture_proxy_with_ref): Remove.
875 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
877 2018-03-06 Marek Polacek <polacek@redhat.com>
880 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
883 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
886 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
887 only while processing template decls.
888 * typeck.c (build_x_conditional_expr): Move wrapping of
889 reference type around type...
890 * call.c (build_conditional_expr_1): ... here. Rename
891 is_lvalue to is_glvalue.
892 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
893 INDIRECT_REF of COND_EXPR too.
896 * init.c (build_zero_init_1): Zero-initialize references.
899 * semantics.c (finish_stmt_expr_expr): Reject unresolved
900 overloads used as stmt expr values.
902 2018-03-05 Jason Merrill <jason@redhat.com>
904 PR c++/84708 - ICE with lambda in local class NSDMI.
905 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
908 2018-03-05 Jakub Jelinek <jakub@redhat.com>
911 * constexpr.c (constexpr_call_hasher::equal): Return false if
912 lhs->hash != rhs->hash. Change return 1 to return true and
913 return 0 to return false.
915 2018-03-05 Nathan Sidwell <nathan@acm.org>
918 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
920 2018-03-05 Marek Polacek <polacek@redhat.com>
923 * decl.c (duplicate_decls): Check DECL_NAME before accessing
926 2018-03-05 Nathan Sidwell <nathan@acm.org>
929 * friend.c (do_friend): Restore check for identifier_p inside
932 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
935 * parser.c (cp_parser_lambda_introducer): Reject any capture not
936 involving a VAR_DECL or a PARM_DECL.
938 2018-03-05 Pádraig Brady <P@draigBrady.com>
939 Jason Merrill <jason@redhat.com>
940 Nathan Sidwell <nathan@acm.org>
943 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
945 2018-03-03 Jason Merrill <jason@redhat.com>
947 PR c++/84686 - missing volatile loads.
948 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
950 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
953 * optimize.c (maybe_thunk_body): Bail out immediately if either
954 fns[0] or fns[1] is null.
956 2018-03-02 Marek Polacek <polacek@redhat.com>
959 * constexpr.c (get_array_or_vector_nelts): New.
960 (cxx_eval_array_reference): Use it.
961 (cxx_eval_vec_init_1): Likewise.
962 (cxx_eval_store_expression): Likewise.
964 2018-03-02 Jason Merrill <jason@redhat.com>
966 * semantics.c (force_paren_expr): Remove redundant test.
968 2018-03-02 Marek Polacek <polacek@redhat.com>
971 * decl.c (cp_complete_array_type): Check error_mark_node.
974 * typeck.c (cp_perform_integral_promotions): Check the result of
977 2018-03-02 Jakub Jelinek <jakub@redhat.com>
980 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
981 RETURN instead of return.
982 <case POINTER_PLUS_EXPR>: Likewise.
983 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
984 it instead of wrapping it into CONVERT_EXPR.
986 2018-03-02 Jason Merrill <jason@redhat.com>
989 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
991 2018-03-02 Marek Polacek <polacek@redhat.com>
994 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
995 wrapped in VIEW_CONVERT_EXPR.
997 2018-03-01 Martin Sebor <msebor@redhat.com>
1000 * decl.c (check_redeclaration_no_default_args): Merge attributes
1001 specified on redeclarations of the same function template.
1004 2018-03-01 Marek Polacek <polacek@redhat.com>
1005 Jason Merrill <jason@redhat.com>
1008 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1010 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1011 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1012 of instantiate_non_dependent_expr.
1013 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1015 2018-03-01 Nathan Sidwell <nathan@acm.org>
1018 * name-lookup.c (member_vec_dedup): Remove manually peeled
1019 iteration. Ignore dependent ctor inheritance.
1021 2018-03-01 Jason Merrill <jason@redhat.com>
1023 PR c++/71569 - decltype of template.
1024 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1026 2018-03-01 Marek Polacek <polacek@redhat.com>
1029 * constexpr.c (require_rvalue_constant_expression): New function.
1030 * cp-tree.h: Declare it.
1031 * semantics.c (finish_static_assert): Use it instead of
1032 require_potential_rvalue_constant_expression.
1034 2018-03-01 Jason Merrill <jason@redhat.com>
1035 Alexandre Oliva <aoliva@redhat.com>
1037 PR c++/71569 - ICE with redundant args on member variable template.
1038 * decl.c (start_decl): Handle partial specialization of member
1040 * pt.c (determine_specialization): Allow partial specialization
1041 of member variable template without specializing enclosing class.
1042 (process_partial_specialization): Improve error message.
1044 2018-02-28 Jason Merrill <jason@redhat.com>
1046 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1047 * pt.c (determine_specialization): Check ref-qualifier.
1049 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1052 * parser.c (cp_parser_attributes_opt): Formatting fix.
1053 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1054 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1056 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1057 instead of tentative parse to peek over optional attribute tokens
1058 to check for CPP_COLON after them.
1062 * pt.c (INCLUDE_STRING): Remove define.
1063 (warn_spec_missing_attributes): Use pretty_printer instead of
1064 std::string. Fix up inform call so that the list of attributes
1067 2018-02-28 Martin Sebor <msebor@redhat.com>
1070 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1073 2018-02-28 Nathan Sidwell <nathan@acm.org>
1076 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1077 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1078 regardless of want_type.
1079 (search_anon_aggr): Just use get_class_binding_direct.
1081 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1083 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1086 2018-02-27 Martin Sebor <msebor@redhat.com>
1088 * pt.c: Avoid including <string> directly.
1090 2018-02-27 Martin Sebor <msebor@redhat.com>
1094 * cp-tree.h (warn_spec_missing_attributes): New function.
1095 ((check_explicit_specialization): Add an argument. Call the above
1097 * decl.c (duplicate_decls): Avoid applying primary function template's
1098 attributes to its explicit specializations.
1099 cp/pt.c (warn_spec_missing_attributes): Define.
1101 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
1103 PR c++/71546 - lambda init-capture with qualified-id.
1104 * parser.c (cp_parser_lambda_introducer): Clear scope after
1105 each lambda capture.
1107 2018-02-27 Nathan Sidwell <nathan@acm.org>
1110 * name-lookup.h (get_member_slot): Rename ...
1111 (find_member_slot): ... here.
1112 (add_member_slot): New.
1113 * name-lookup.c (member_vec_linear_search): No need to check for
1115 (get_member_slot): Rename ...
1116 (find_member_slot): ... here. Don't add slot for incomplete class.
1117 (add_member_slot): New.
1118 * class.c (add_method): Adjust get_member_slot rename. Bail out
1119 if push_class_level_binding fails. Create slot and grok
1120 properties once we're committed to insertion.
1122 2018-02-27 Jason Merrill <jason@redhat.com>
1124 PR c++/84489 - dependent default template argument
1125 * pt.c (type_unification_real): Handle early substitution failure.
1127 2018-02-26 Jason Merrill <jason@redhat.com>
1129 PR c++/84560 - ICE capturing multi-dimensional VLA.
1130 * tree.c (array_of_runtime_bound_p): False if the element is
1133 PR c++/84441 - ICE with base initialized from ?:
1134 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1136 PR c++/84520 - ICE with generic lambda in NSDMI.
1137 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1138 'this' in a generic lambda instantiation.
1140 PR c++/84559 - ICE with constexpr VLA.
1141 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1142 for constexpr variable with VLA type.
1144 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1147 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1148 a valid constant initializer. Formatting fixes.
1150 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1153 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1154 returning NULL_TREE.
1155 (apply_late_template_attributes): Likewise.
1157 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1160 * parser.c (cp_parser_omp_var_list_no_open): Only call
1161 cp_parser_lookup_name_simple on names satisfying identifier_p.
1162 (cp_parser_oacc_routine): Likewise.
1164 2018-02-26 Jason Merrill <jason@redhat.com>
1166 PR c++/84551 - ICE with concepts and -g.
1167 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1169 2018-02-26 Marek Polacek <polacek@redhat.com>
1172 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1175 2018-02-26 Jason Merrill <jason@redhat.com>
1177 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1178 * call.c (build_over_call): Handle deleted functions in one place.
1180 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1183 * decl.c (redeclaration_error_message): Don't try to use
1184 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1186 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1188 * lambda.c (build_capture_proxy): Define static.
1189 * cp-tree.h (build_capture_proxy): Remove.
1191 2018-02-26 Marek Polacek <polacek@redhat.com>
1194 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1195 if name is error node.
1197 2018-02-25 Jason Merrill <jason@redhat.com>
1199 PR c++/84015 - ICE with class deduction and auto template parm.
1200 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1202 2018-02-24 Marek Polacek <polacek@redhat.com>
1205 * constexpr.c (maybe_constant_init_1): New function.
1206 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1207 (cxx_constant_init): New function.
1208 * cp-tree.h (cxx_constant_init): Declare.
1209 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1210 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1212 2018-02-22 Jason Merrill <jason@redhat.com>
1214 PR c++/70468 - ICE with constructor delegation via typedef.
1215 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1216 with constructor delegation.
1218 2018-02-22 Jason Merrill <jason@redhat.com>
1220 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1221 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1224 2018-02-22 Marek Polacek <polacek@redhat.com>
1227 * parser.c (cp_parser_braced_list): Use require_open instead of
1230 2018-02-21 Jason Merrill <jason@redhat.com>
1232 PR c++/84454 - ICE with pack expansion in signature.
1233 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1235 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1237 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1240 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1243 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1246 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1249 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1250 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1253 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1254 returns error_mark_node, return it immediately.
1255 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1256 error_mark_node, return error_mark_node.
1259 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1260 function_depth to avoid GC during finish_lambda_function.
1262 2018-02-19 Jason Merrill <jason@redhat.com>
1264 PR c++/84429 - ICE capturing VLA.
1265 * lambda.c (build_capture_proxy): Handle reference refs.
1267 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1270 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1271 either operand is error_mark_node, set current.lhs to that instead of
1272 creating a binary op with error_mark_node operands.
1275 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1277 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1280 * decl.c (grokdeclarator): Early return error_mark_node upon
1281 ill-formed friend declaration.
1283 2018-02-16 Marek Polacek <polacek@redhat.com>
1284 Jakub Jelinek <jakub@redhat.com>
1287 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1288 set *jump_target to anything if jump_target is NULL.
1290 2018-02-16 Jason Merrill <jason@redhat.com>
1292 PR c++/84151 - unnecessary volatile load with static member.
1293 * call.c (build_new_method_call_1): Avoid loading from a volatile
1294 lvalue used as the object argument for a static member function.
1296 PR c++/81853 - using-directive and constexpr.
1297 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1299 PR c++/84420 - ICE with structured binding in lambda.
1300 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1302 PR c++/83835 - C++17 error with constructor ctors.
1303 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1305 PR c++/82664 - ICE with reference to function template parm.
1306 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1309 PR c++/82764 - C++17 ICE with empty base
1310 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1312 2018-02-16 Jason Merrill <jason@redhat.com>
1314 PR c++/84421 - type-dependent if constexpr
1315 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1317 2018-02-16 Nathan Sidwell <nathan@acm.org>
1319 Deprecate -ffriend-injection.
1320 * decl.c (cxx_init_decl_processing): Emit warning on option.
1321 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1324 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
1327 * decl.c (check_special_function_return_type): Reject template
1328 template parameter in deduction guide.
1330 2018-02-16 Nathan Sidwell <nathan@acm.org>
1333 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1335 2018-02-15 Jason Merrill <jason@redhat.com>
1337 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1338 * call.c (convert_like_real): Don't use the copy-list-initialization
1339 shortcut for ck_base.
1341 PR c++/84045 - ICE with typedef and noexcept.
1342 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1344 PR c++/84376 - ICE with omitted template arguments.
1345 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1347 PR c++/84368 - wrong error with local variable in variadic lambda.
1348 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1349 local_specializations.
1351 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1354 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1357 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1360 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1363 2018-02-14 Nathan Sidwell <nathan@acm.org>
1365 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1366 (c_parse_final_cleanups): Restore input_location after emitting
1369 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1371 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1372 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1373 auto_deduction_context, tree, int): Add defaults.
1374 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1375 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1376 tsubst_flags_t argument.
1377 * init.c (build_new): Likewise.
1379 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1382 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1383 about return other than *this in assignment operators if
1384 retval is type dependent expression.
1386 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1389 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1390 save_expr for the G++ extension.
1392 2018-02-13 Jason Merrill <jason@redhat.com>
1394 PR c++/84080 - ICE with return type deduction and specialization.
1395 * pt.c (determine_specialization): Check uses_template_parms.
1397 Fix more variadic capture issues.
1398 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1399 (check_for_bare_parameter_packs): Check current_class_type for
1401 (extract_locals_r): Handle seeing a full instantiation of a pack.
1402 (tsubst_pack_expansion): Likewise. Force lambda capture.
1403 * parser.c (cp_parser_lambda_introducer): Don't
1404 check_for_bare_parameter_packs.
1406 PR c++/84338 - wrong variadic sizeof.
1407 * pt.c (argument_pack_select_arg): Like the macro, but look through
1409 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1410 (extract_fnparm_pack): Do make_pack_expansion.
1411 (extract_locals_r): Do strip a pack expansion.
1412 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1414 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1417 * parser.c (cp_parser_binary_expression): Use build_min instead of
1418 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1420 2018-02-12 Nathan Sidwell <nathan@acm.org>
1423 * parser.c (cp_parser_decltype): Push and pop
1424 deferring_access_checks. Reorganize to avoid goto.
1426 2018-02-12 Richard Biener <rguenther@suse.de>
1429 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1430 uniform constructors and delay allocating them fully.
1432 2018-02-09 Jason Merrill <jason@redhat.com>
1434 PR c++/84036 - ICE with variadic capture.
1435 Handle variadic capture proxies more like non-variadic.
1436 * lambda.c (build_capture_proxy): Remove workaround.
1437 * pt.c (find_parameter_packs_r): The proxy is a pack.
1438 (instantiate_class_template_1): Remove dead lambda code.
1439 (extract_fnparm_pack): Don't make_pack_expansion.
1440 (extract_locals_r): Don't strip a pack expansion.
1441 (tsubst_pack_expansion): Handle proxy packs. Use
1442 PACK_EXPANSION_EXTRA_ARGS less.
1443 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1444 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1445 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1446 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1447 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1449 2018-02-10 Jakub Jelinek <jakub@redhat.com>
1452 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1454 2018-02-09 Jason Merrill <jason@redhat.com>
1456 PR c++/81917 - ICE with void_t and partial specialization.
1457 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
1458 calling most_specialized_partial_spec.
1460 2018-02-09 Nathan Sidwell <nathan@acm.org>
1463 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
1464 Pass expr location to strict_aliasing_warning.
1466 2018-02-09 Jason Merrill <jason@redhat.com>
1468 PR c++/84296 - ICE with qualified-id in template.
1470 * pt.c (unknown_base_ref_p): New.
1471 (instantiation_dependent_scope_ref_p): Use it instead of
1472 any_dependent_bases_p.
1474 2018-02-09 Marek Polacek <polacek@redhat.com>
1475 Jakub Jelinek <jakub@redhat.com>
1478 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
1479 fold_indirect_ref_1, including poly_*int64. Verify first that
1480 tree_fits_poly_int64_p (op01). Formatting fixes.
1482 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1484 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
1485 * lambda.c (build_capture_proxy): Likewise.
1486 * search.c (field_access_p): Likewise.
1487 * semantics.c (omp_clause_decl, omp_privatize_field,
1488 finish_omp_clauses): Likewise.
1490 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1493 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
1494 case of nullptr too.
1496 2018-02-08 Nathan Sidwell <nathan@acm.org>
1498 * class.c (finish_struct): Fix std:initializer_list diagnostic
1501 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1504 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
1506 2018-02-07 Jakub Jelinek <jakub@redhat.com>
1509 * parser.c (cp_parser_dot_deref_incomplete): New function.
1510 (cp_parser_postfix_dot_deref_expression): Use it.
1512 2018-02-07 David Malcolm <dmalcolm@redhat.com>
1516 * name-lookup.c (suggest_rid_p): New function.
1517 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
1520 2018-02-07 Jason Merrill <jason@redhat.com>
1522 PR c++/84182 - ICE with captured lambda
1524 * pt.c (extract_locals_r, extract_local_specs): New.
1525 (tsubst_pack_expansion): Use them.
1527 2018-02-07 Martin Liska <mliska@suse.cz>
1530 * class.c (add_method): Append argument value.
1531 * cp-tree.h (maybe_version_functions): Add new argument.
1532 * decl.c (decls_match): Call it if a declaration does not
1533 have DECL_FUNCTION_VERSIONED.
1534 (maybe_version_functions): record argument is added.
1536 2018-02-05 Marek Polacek <polacek@redhat.com>
1538 * class.c: Remove unused global variables.
1539 (build_primary_vtable): Don't gather statistics.
1540 (print_class_statistics): Remove.
1541 * cp-tree.h (print_class_statistics): Remove.
1542 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
1544 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
1546 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1547 * constexpr.c (cx_check_missing_mem_inits): Likewise.
1548 * decl.c (next_initializable_field, find_decomp_class_base,
1549 cp_finish_decomp): Likewise.
1550 * typeck2.c (process_init_constructor_record): Likewise.
1552 2018-02-02 Jason Merrill <jason@redhat.com>
1554 PR c++/84181 - ICE with lambda parm in template argument.
1555 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1557 2018-02-01 Jason Merrill <jason@redhat.com>
1559 PR c++/84160 - ICE with nested variadic capture.
1560 * lambda.c (is_capture_proxy_with_ref): New.
1561 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1563 * expr.c (mark_use): Use is_capture_proxy_with_ref.
1564 * constexpr.c (potential_constant_expression_1): Likewise.
1565 * semantics.c (process_outer_var_ref): Likewise.
1567 2018-02-01 Marek Polacek <polacek@redhat.com>
1570 * typeck.c (build_address): Relax the assert when
1571 processing_template_decl.
1573 2018-02-01 Jason Merrill <jason@redhat.com>
1575 PR c++/84126 - ICE with variadic generic lambda
1578 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1579 PACK_EXPANSION_EXTRA_ARGS.
1581 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
1584 * call.c (convert_like_real): If w're initializing from {} explicitly
1585 call abstract_virtuals_error_sfinae.
1587 2018-01-31 Jason Merrill <jason@redhat.com>
1588 Jakub Jelinek <jakub@redhat.com>
1591 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1592 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1595 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1598 * constexpr.c (diag_array_subscript): Emit different diagnostics
1599 if TYPE_DOMAIN (arraytype) is NULL.
1600 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1601 with NULL TYPE_DOMAIN use size_zero_node as nelts.
1603 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
1606 * semantics.c (finish_qualified_id_expr): When handling an
1607 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1609 2018-01-31 Marek Polacek <polacek@redhat.com>
1612 * cp-gimplify.c (cp_fold): Check if X is an error node before
1613 calling useless_type_conversion_p.
1615 2018-01-30 Jason Merrill <jason@redhat.com>
1617 PR c++/84091 - ICE with local class in lambda in template.
1618 * decl2.c (determine_visibility): Look for outer containing template
1621 PR c++/84098 - ICE with lambda in template NSDMI.
1622 * pt.c (instantiate_class_template_1): Ignore more lambdas.
1624 2018-01-29 Jason Merrill <jason@redhat.com>
1626 PR c++/68810 - wrong location for reinterpret_cast error.
1627 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1630 2018-01-29 Marek Polacek <polacek@redhat.com>
1633 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1634 => fooarray[1] in offset_int.
1636 2018-01-29 Jason Merrill <jason@redhat.com>
1638 PR c++/83942 - wrong unused warning with static_cast.
1639 * cvt.c (ocp_convert): Call mark_rvalue_use.
1641 2018-01-26 Jason Merrill <jason@redhat.com>
1643 PR c++/83956 - wrong dtor error with anonymous union
1644 * method.c (walk_field_subobs): Variant members only affect
1646 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1648 PR c++/84036 - ICE with variadic capture.
1650 * pt.c (tsubst_pack_expansion): When optimizing a simple
1651 substitution, pull a single pack expansion out of its pack.
1653 PR c++/82514 - ICE with local class in generic lambda.
1654 * pt.c (regenerated_lambda_fn_p): Remove.
1655 (enclosing_instantiation_of): Don't use it.
1656 (tsubst_function_decl): Call enclosing_instantiation_of.
1658 * pt.c (lookup_template_class_1): Add sanity check.
1659 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1661 2018-01-25 Jakub Jelinek <jakub@redhat.com>
1664 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
1665 recursive calls that return ret.
1666 (cp_finish_decomp): Ignore unnamed bitfields.
1668 2018-01-23 Jason Merrill <jason@redhat.com>
1670 PR c++/82249 - wrong mismatched pack length error.
1671 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1672 unsubstituted function parameter pack.
1674 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
1677 * decl.c (check_for_uninitialized_const_var): Not static; add
1678 bool and tsubst_flags_t parameters; adjust to be used both in
1679 constexpr context and not.
1680 * constexpr.c (potential_constant_expression_1): Use the above.
1681 * cp-tree.h (check_for_uninitialized_const_var): Declare.
1683 2018-01-23 Jason Merrill <jason@redhat.com>
1685 PR c++/83947 - ICE with auto declarations.
1686 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1687 * decl.c (undeduced_auto_decl): Limit to vars and fns.
1689 2018-01-23 David Malcolm <dmalcolm@redhat.com>
1692 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1693 for pointer to member function types.
1695 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1698 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1699 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1701 2018-01-23 Nathan Sidwell <nathan@acm.org>
1704 * pt.c (tsubst_baselink): Remove optype assert.
1705 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1707 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1710 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1711 refers to incomplete type.
1713 2018-01-23 Nathan Sidwell <nathan@acm.org>
1715 Deprecate ARM-era for scope handling
1716 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1717 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1719 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1721 * semantics.c (begin_for_scope): Flag_new_for_scope is
1723 (finish_for_stmt, begin_range_for_stmt): Likewise.
1725 2018-01-22 Jason Merrill <jason@redhat.com>
1728 * decl2.c (determine_visibility): Fix template_decl handling
1729 instead of blocking it.
1731 PR c++/83720 - ICE with lambda and LTO.
1732 * decl2.c (determine_visibility): Clear template_decl for
1733 function-scope decls. Propagate anonymous linkage from containing
1736 2018-01-22 Marek Polacek <polacek@redhat.com>
1739 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1742 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
1745 * decl.c (grokdeclarator): Don't diagnose extra parens
1748 2018-01-19 Jakub Jelinek <jakub@redhat.com>
1751 * call.c (joust): Use TREE_TYPE (source) if source is
1752 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1755 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1756 for direct enum init.
1757 * decl.c (reshape_init): Likewise.
1759 2018-01-19 Marek Polacek <polacek@redhat.com>
1761 * constexpr.c (fold_simple): Simplify.
1763 2018-01-18 Jason Merrill <jason@redhat.com>
1766 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1767 * pt.c (instantiation_dependent_scope_ref_p): True if
1768 any_dependent_bases_p.
1770 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1772 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1773 vs DECL_NONTRIVIALLY_INITIALIZED_P).
1775 2018-01-18 Jason Merrill <jason@redhat.com>
1777 PR c++/82461 - constexpr list-initialized member
1778 * constexpr.c (potential_constant_expression_1): Check
1779 TARGET_EXPR_DIRECT_INIT_P.
1781 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1784 * decl.c (xref_basetypes): Early return upon error about derived
1787 2018-01-18 Nathan Sidwell <nathan@acm.org>
1790 * cp-tree.h (mark_use): Declare.
1791 * expr.c (mark_use): Make extern.
1792 * call.c (direct_reference_binding): Set inner conv's
1793 rvaluedness_matches_p, if it is an identity.
1794 (convert_like_real): Mark lvalue or rvalue use for identity as
1795 rvaledness_matches_p demands.
1797 2018-01-18 Jakub Jelinek <jakub@redhat.com>
1800 * parser.c (attr_chainon): New function.
1801 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1802 cp_parser_namespace_definition, cp_parser_init_declarator,
1803 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1804 cp_parser_gnu_attributes_opt): Use it.
1805 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1806 cp_parser_objc_struct_declaration): Likewise. Don't reset
1807 prefix_attributes if attributes is error_mark_node.
1809 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1812 * decl.c (grokdeclarator): Do not append the error_mark_node
1813 due to an erroneous optional attribute-specifier-seq.
1815 2018-01-17 Jakub Jelinek <jakub@redhat.com>
1818 * cp-gimplify.c (cp_maybe_instrument_return): Handle
1821 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1824 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1825 error_mark_node when we give an error.
1826 * decl.c (cp_finish_decl): Use the latter.
1828 2018-01-17 Nathan Sidwell <nathan@acm.org>
1831 * init.c (build_raw_new_expr): Scan list for lookups to keep.
1833 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1836 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1837 the C++ part. If processing a template, call
1838 fold_non_dependent_expr rather than fully folding.
1840 2018-01-17 Jason Merrill <jason@redhat.com>
1842 PR c++/81067 - redundant NULL warning.
1843 * call.c (convert_like_real): Restore null_node handling.
1845 2018-01-17 Jason Merrill <jason@redhat.com>
1847 PR c++/81843 - ICE with variadic member template.
1849 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1852 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1855 * pt.c (type_dependent_expression_p): Strip any location wrapper
1856 before testing tree codes.
1857 (selftest::test_type_dependent_expression_p): New function.
1858 (selftest::cp_pt_c_tests): Call it.
1860 2018-01-17 Nathan Sidwell <nathan@acm.org>
1863 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1864 this not a final instantiation.
1866 2018-01-16 Jason Merrill <jason@redhat.com>
1868 PR c++/83714 - ICE checking return in template.
1869 * typeck.c (check_return_expr): Call build_non_dependent_expr.
1871 2018-01-16 Jakub Jelinek <jakub@redhat.com>
1874 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1875 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1876 instead of CALL_FROM_THUNK_P.
1879 * name-lookup.c (member_vec_dedup): Return early if len is 0.
1880 (resort_type_member_vec, set_class_bindings,
1881 insert_late_enum_def_bindings): Use vec qsort method instead of
1882 calling qsort directly.
1884 2018-01-15 Martin Sebor <msebor@redhat.com>
1887 * class.c (find_flexarrays): Make a record of multiple flexible array
1890 2018-01-12 Jason Merrill <jason@redhat.com>
1892 PR c++/83186 - ICE with static_cast of list-initialized temporary.
1893 * typeck.c (build_static_cast): Use build_non_dependent_expr.
1895 2018-01-12 Nathan Sidwell <nathan@acm.org>
1897 * cp-tree.h (mark_rvalue_use): Add parm name.
1898 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1900 * call.c (convert_like_real): Fix formatting.
1902 2018-01-11 Jason Merrill <jason@redhat.com>
1904 PR c++/82728 - wrong -Wunused-but-set-variable
1907 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
1908 * decl.c (case_conversion): Likewise.
1909 * semantics.c (finish_static_assert): Call
1910 perform_implicit_conversion_flags.
1912 2018-01-11 Nathan Sidwell <nathan@acm.org>
1914 * method.c (enum mangling_flags): Delete long-dead enum.
1916 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
1918 * parser.c (cp_parser_std_attribute_spec): When
1919 token_pair::require_open / require_close return false simply
1920 return error_mark_node, avoid duplicate cp_parser_error about
1921 expected '(' / ')', respectively.
1923 2018-01-10 David Malcolm <dmalcolm@redhat.com>
1926 * call.c (null_ptr_cst_p): Strip location wrappers when
1927 converting from '0' to a pointer type in C++11 onwards.
1928 (conversion_null_warnings): Replace comparison with null_node with
1929 call to null_node_p.
1930 (build_over_call): Likewise.
1931 * cp-gimplify.c (cp_fold): Remove the early bailout when
1932 processing_template_decl.
1933 * cp-lang.c (selftest::run_cp_tests): Call
1934 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
1935 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
1936 (selftest::run_cp_tests): Move decl to bottom of file.
1937 (null_node_p): New inline function.
1938 (selftest::cp_pt_c_tests): New decl.
1939 (selftest::cp_tree_c_tests): New decl.
1940 * cvt.c (build_expr_type_conversion): Replace comparison with
1941 null_node with call to null_node_p.
1942 * error.c (args_to_string): Likewise.
1943 * except.c (build_throw): Likewise.
1944 * mangle.c (write_expression): Skip location wrapper nodes.
1945 * parser.c (literal_integer_zerop): New function.
1946 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
1947 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
1948 param of cp_parser_parenthesized_expression_list. When calling
1949 warn_for_memset, replace integer_zerop calls with
1950 literal_integer_zerop, eliminating the double logical negation
1951 cast to bool. Eliminate the special-casing for CONST_DECL in
1952 favor of the fold_for_warn within warn_for_memset.
1953 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
1954 param, defaulting to false. Convert "expr" to a cp_expr, and call
1955 maybe_add_location_wrapper on it when wrap_locations_p is true.
1956 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
1957 the result for RID_ALIGNOF and RID_SIZEOF.
1958 (cp_parser_builtin_offsetof): Likewise.
1959 * pt.c: Include "selftest.h".
1960 (tsubst_copy): Handle location wrappers.
1961 (tsubst_copy_and_build): Likewise.
1962 (build_non_dependent_expr): Likewise.
1963 (selftest::test_build_non_dependent_expr): New function.
1964 (selftest::cp_pt_c_tests): New function.
1965 * tree.c: Include "selftest.h".
1966 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
1967 (selftest::test_lvalue_kind): New function.
1968 (selftest::cp_tree_c_tests): New function.
1969 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
1970 (cp_build_binary_op): Replace comparison with null_node with call
1972 (build_address): Use location of operand when building address
1975 2018-01-10 Marek Polacek <polacek@redhat.com>
1978 * call.c (build_conditional_expr_1): Check complain before warning.
1979 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
1980 -Wduplicated-branches.
1982 2018-01-10 Jakub Jelinek <jakub@redhat.com>
1985 * call.c (maybe_warn_class_memaccess): Add forward declaration.
1986 Change last argument from tree * to const vec<tree, va_gc> *, adjust
1987 args uses and check number of operands too. Don't strip away any
1988 nops. Use maybe_constant_value when looking for INTEGER_CST args.
1989 Deal with src argument not having pointer type. Check
1990 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
1992 (build_over_call): Call maybe_warn_class_memaccess here on the
1994 (build_cxx_call): Rather than here on converted arguments.
1996 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
1999 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2000 error_mark_node as second argument.
2002 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2005 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2006 in STATEMENT_LIST. Remove unneeded assert.
2008 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2009 Alan Hayward <alan.hayward@arm.com>
2010 David Sherwood <david.sherwood@arm.com>
2012 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2014 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2015 * call.c (build_conditional_expr_1): Likewise.
2016 * decl.c (cp_finish_decomp): Likewise.
2017 * mangle.c (write_type): Likewise.
2018 * typeck.c (structural_comptypes): Likewise.
2019 (cp_build_binary_op): Likewise.
2020 * typeck2.c (process_init_constructor_array): Likewise.
2022 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2025 * typeck.c (build_static_cast_1): For static casts to reference types,
2026 call build_base_path with flag_delete_null_pointer_checks as nonnull
2027 instead of always false. When -fsanitize=null, call
2028 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2029 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2030 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2032 2018-01-03 Nathan Sidwell <nathan@acm.org>
2035 * method.c (make_alias_for): Copy DECL_CONTEXT.
2037 2018-01-03 Marek Polacek <polacek@redhat.com>
2040 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2042 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2044 PR preprocessor/83602
2045 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2049 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2050 error_mark_node, return error_mark_node.
2052 Update copyright years.
2054 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2057 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2058 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2059 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2060 to false and return.
2061 (replace_placeholders): Pass NULL instead of &pset as last argument
2064 2018-01-02 Nathan Sidwell <nathan@acm.org>
2066 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2069 Copyright (C) 2018 Free Software Foundation, Inc.
2071 Copying and distribution of this file, with or without modification,
2072 are permitted in any medium without royalty provided the copyright
2073 notice and this notice are preserved.