1 2018-04-12 David Malcolm <dmalcolm@redhat.com>
4 * name-lookup.c (macro_use_before_def::maybe_make): New function,
5 checking that the use is indeed before the definition.
6 (macro_use_before_def::macro_use_before_def): Make private.
7 (macro_use_before_def::~macro_use_before_def): Make private. Move
8 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
9 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
10 than using new directly.
12 2018-04-12 Jason Merrill <jason@redhat.com>
14 PR c++/85356 - ICE with pointer to member function.
15 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
16 flag_noexcept_type. Build the new spec within the function context.
17 * except.c (build_noexcept_spec): Do get constant value in templates
18 if flag_noexcept_type.
19 * decl.c (check_redeclaration_exception_specification): Don't
20 instantiate noexcept on a dependent declaration.
22 2018-04-12 Marek Polacek <polacek@redhat.com>
25 * constexpr.c (reduced_constant_expression_p): Return false for null
28 2018-04-11 Marek Polacek <polacek@redhat.com>
31 * constexpr.c (potential_constant_expression_1): Consider conversions
32 from classes to literal types potentially constant.
34 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
37 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
38 the type like TYPE_PTR_OR_PTRMEM_P.
40 2018-04-10 Jason Merrill <jason@redhat.com>
42 PR debug/65821 - wrong location for main().
43 * call.c (clear_location_r, convert_default_arg): Revert.
44 * tree.c (break_out_target_exprs): Add clear_location parm.
45 (struct bot_data): New.
46 (bot_manip): Clear location if requested.
47 * init.c (get_nsdmi): Pass clear_location.
49 2018-04-10 David Malcolm <dmalcolm@redhat.com>
52 * call.c (get_fndecl_argument_location): Make non-static.
53 * cp-tree.h (get_fndecl_argument_location): New decl.
54 * typeck.c (convert_for_assignment): When complaining due to
55 conversions for an argument, show the location of the parameter
58 2018-04-10 Jakub Jelinek <jakub@redhat.com>
60 PR c++/85312 - P0962 cleanup
61 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
64 2018-04-10 Jason Merrill <jason@redhat.com>
66 PR debug/65821 - wrong location for main().
67 * call.c (clear_location_r): New.
68 (convert_default_arg): Use it.
69 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
71 PR c++/85285 - ICE with flexible array after substitution.
72 * pt.c (instantiate_class_template_1): Check for flexible array in
75 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
78 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
79 issue a pedwarn and defer trying to do bindings.
81 2018-04-09 Jason Merrill <jason@redhat.com>
83 PR c++/85279 - dump_expr doesn't understand decltype.
84 * error.c (dump_expr): Handle DECLTYPE_TYPE.
86 PR c++/85262 - ICE with redundant qualification on constructor.
87 * call.c (build_new_method_call_1): Move make_args_non_dependent
88 after A::A() handling.
90 PR c++/85277 - ICE with invalid offsetof.
91 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
92 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
94 PR c++/85264 - ICE with excess template-parameter-list.
95 * parser.c (cp_parser_check_template_parameters): Add template_id_p
96 parameter. Don't allow an extra template header if true.
97 (cp_parser_class_head): Pass template_id_p.
98 (cp_parser_elaborated_type_specifier): Likewise.
99 (cp_parser_alias_declaration): Likewise.
100 (cp_parser_check_declarator_template_parameters): Likewise.
102 2018-04-09 Jakub Jelinek <jakub@redhat.com>
105 * parser.c (cp_parser_simple_declaration): For structured bindings,
106 if *maybe_range_for_decl is NULL after parsing it, set it to
109 2018-04-09 Jason Merrill <jason@redhat.com>
111 PR c++/85256 - ICE capturing pointer to VLA.
112 * lambda.c (add_capture): Distinguish between variable-size and
113 variably-modified types.
115 2018-04-06 Jason Merrill <jason@redhat.com>
117 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
118 * pt.c (extract_locals_r): Remember local typedefs.
120 2018-04-06 David Malcolm <dmalcolm@redhat.com>
123 * name-lookup.c (struct std_name_hint): Move out of
124 get_std_name_hint; add field "min_dialect".
125 (get_std_name_hint): Add min_dialect values to all initializers.
126 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
127 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
128 <shared_mutex>, <string_view>, <thread>, and <variant>.
129 Add fstream, ifstream, and ofstream to <fstream>.
130 Add istringstream, ostringstream, and stringstream to <sstream>.
131 Add basic_string to <string>.
132 Add tuple_element and tuple_size to <tuple>.
133 Add declval to <utility>.
134 Fix ordering of <queue> and <tuple>.
135 Return a std_name_hint, rather than a const char *.
136 (get_cxx_dialect_name): New function.
137 (maybe_suggest_missing_std_header): Detect names that aren't yet
138 available in the current dialect, and instead of suggesting a
139 missing #include, warn about the dialect.
141 2018-04-06 Jakub Jelinek <jakub@redhat.com>
144 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
145 errorcount is set if tsubst doesn't return a VAR_DECL.
147 2018-04-06 David Malcolm <dmalcolm@redhat.com>
150 * name-lookup.c (using_directives_contain_std_p): New function.
151 (has_using_namespace_std_directive_p): New function.
152 (suggest_alternatives_for): Simplify if/else logic using early
153 returns. If no candidates were found, and there's a
154 "using namespace std;" directive, call
155 maybe_suggest_missing_std_header.
156 (maybe_suggest_missing_header): Split later part of the function
158 (maybe_suggest_missing_std_header): New.
160 2018-04-06 Jason Merrill <jason@redhat.com>
162 PR c++/85242 - ICE with class definition in template parm.
163 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
164 processing_template_parmlist.
166 PR c++/85240 - LTO ICE with using of undeduced auto fn.
167 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
169 2018-04-05 Jakub Jelinek <jakub@redhat.com>
172 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
173 is not prev, if prev == decl.
176 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
177 maybe_apply_pragma_weak here...
178 (cp_maybe_mangle_decomp): ... but call it here instead.
180 2018-04-05 Jason Merrill <jason@redhat.com>
182 PR c++/85136 - ICE with designated init in template.
183 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
184 designated initializer.
185 (check_array_designated_initializer): Update ce->index with the
188 PR c++/83808 - ICE with VLA initialization.
189 * typeck2.c (process_init_constructor_array): Don't require a VLA
190 initializer to have VLA type.
192 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
195 * call.c (convert_like_real): Fail gracefully for a broken
196 std::initializer_list, missing a definition.
198 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
200 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
203 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
204 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
206 2018-04-05 Jason Merrill <jason@redhat.com>
208 PR c++/82152 - ICE with class deduction and inherited ctor.
209 * pt.c (do_class_deduction): Ignore inherited ctors.
211 PR c++/84665 - ICE with array of empty class.
212 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
214 PR c++/85228 - ICE with lambda in enumerator in template.
215 * pt.c (bt_instantiate_type_proc): Don't assume
216 CLASSTYPE_TEMPLATE_INFO is non-null.
218 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
221 * decl.c (find_decomp_class_base): Check accessibility instead
222 of declared access, adjust diagnostic.
224 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
227 * decl.c (get_tuple_decomp_init): Check the templatedness
230 2018-04-05 Jason Merrill <jason@redhat.com>
232 PR c++/85200 - ICE with constexpr if in generic lambda.
233 * pt.c (extract_locals_r): Don't record the local specs of variables
234 declared within the pattern.
236 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
239 * pt.c (check_auto_in_tmpl_args): New.
240 (tsubst_qualified_id): Use it to reject template args
241 referencing auto for non-type templates.
242 * parser.c (cp_parser_template_id): Likewise.
243 * cp-tree.h (check_auto_in_tmpl_args): Declare.
244 * typeck2.c (build_functional_cast): Report correct location
245 for invalid use of auto.
247 2018-04-04 Jason Merrill <jason@redhat.com>
249 PR c++/85215 - ICE with copy-init from conversion.
250 * call.c (merge_conversion_sequences): Fix type of direct binding
253 PR c++/84938 - ICE with division by ~-1.
254 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
256 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
257 * parser.c (cp_parser_mem_initializer_list): Call
258 check_for_bare_parameter_packs.
260 2018-04-04 Jakub Jelinek <jakub@redhat.com>
263 * constexpr.c (cxx_eval_builtin_function_call): For calls to
264 builtin_valid_in_constant_expr_p functions, don't call
265 cxx_eval_constant_expression if argument is not
266 potential_constant_expression.
269 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
271 * semantics.c (calculate_bases): Add complain argument. Use
272 complete_type_or_maybe_complain instead of just complete_type and
273 return an empty vector if it fails. Move make_tree_vector () call
274 after early return. Formatting fixes.
275 (calculate_direct_bases): Likewise. Call release_tree_vector at the
277 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
278 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
279 calculate_direct_bases callers, formatting fixes.
281 2018-04-04 Jason Merrill <jason@redhat.com>
283 PR c++/85006 - -fconcepts ICE with A<auto...> return type
284 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
286 PR c++/85200 - ICE with constexpr if in generic lambda.
287 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
289 PR c++/84221 - bogus -Wunused with attribute and template.
290 * decl2.c (is_late_template_attribute): Handle unused and used
291 normally on non-TYPE_DECL.
293 PR c++/85135 - ICE with omitted template arguments.
294 * decl.c (grokdeclarator): Catch deduced class type in trailing
297 PR c++/85133 - ICE with missing concept initializer.
298 * decl.c (cp_finish_decl): If a concept initializer is missing, use
301 PR c++/85118 - wrong error with generic lambda and std::bind.
302 * call.c (add_template_conv_candidate): Disable if there are any
305 PR c++/85141 - ICE with compound assignment and static member fn.
306 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
309 PR c++/85148 - ICE with 'this' in array NSDMI.
310 * tree.c (replace_placeholders_r): Use handled_component_p.
312 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
315 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
316 * parser.c (cp_parser_unqualified_id): ..not here.
318 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
321 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
323 * decl2.c (mark_used): Return without effects if tf_conv.
325 2018-04-03 Jason Merrill <jason@redhat.com>
327 PR c++/85092 - C++17 ICE with unused list constructor.
328 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
331 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
332 * constexpr.c (cxx_eval_builtin_function_call): Only defer
333 __builtin_constant_p if ctx->quiet.
335 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
338 * pt.c (rewrite_template_parm): If the first argument is
339 error_mark_node return it immediately.
340 (build_deduction_guide): Check the return value of the
341 latter for error_mark_node.
342 (do_class_deduction): Check the return value of the latter.
344 2018-04-03 Jason Merrill <jason@redhat.com>
346 * semantics.c (finish_if_stmt_cond): Use
347 instantiation_dependent_expression_p.
349 PR c++/85149 - generic lambda and constexpr if.
350 * pt.c (build_extra_args, add_extra_args): Split from
351 tsubst_pack_expansion.
352 (tsubst_expr) [IF_STMT]: Use them.
353 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
355 * typeck.c (merge_types): Limit matching attribute shortcut to
358 2018-04-03 Jakub Jelinek <jakub@redhat.com>
361 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
364 * name-lookup.c (handle_namespace_attrs): Return early if attributes
368 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
369 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
370 instead for static data members clear init and set DECL_EXTERNAL.
372 2018-04-02 Jason Merrill <jason@redhat.com>
374 PR c++/64095 - auto... parameter pack.
375 * parser.c (cp_parser_parameter_declaration): Handle turning autos
377 (cp_parser_parameter_declaration_list): Not here.
379 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
382 * class.c (instantiate_type): Peel off SAVE_EXPR before
385 2018-03-30 Jason Merrill <jason@redhat.com>
387 * typeck2.c (process_init_constructor_record): Use
388 init_list_type_node for the CONSTRUCTOR around an anonymous union
389 designated initializer.
391 2018-03-30 Jakub Jelinek <jakub@redhat.com>
394 * semantics.c (finish_omp_reduction_clause): If
395 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
396 even if processing_template_decl.
398 2018-03-29 David Malcolm <dmalcolm@redhat.com>
401 * name-lookup.c (get_std_name_hint): Add names from <memory>,
402 <tuple>, and <utility>.
404 2018-03-29 Jason Merrill <jason@redhat.com>
406 PR c++/85093 - too many template args with pack expansion.
407 * pt.c (coerce_template_parms): Keep pack expansion args that will
410 2018-03-29 Jason Merrill <jason@redhat.com>
412 * pt.c (build_non_dependent_expr): Propagate expr location.
414 2018-03-27 Jason Merrill <jason@redhat.com>
416 PR c++/85060 - wrong-code with call to base member in template.
417 * search.c (any_dependent_bases_p): Check uses_template_parms
418 rather than processing_template_decl.
420 2018-03-29 David Malcolm <dmalcolm@redhat.com>
423 * typeck.c (convert_for_assignment): When complaining due to
424 conversions for an argument, attempt to use the location of the
427 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
430 * pt.c (tsubst_default_argument): Early return if the type of the
431 parameter is erroneous.
433 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
436 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
440 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
442 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
445 * method.c (defaulted_late_check): Partially revert r253321 changes,
446 do not early return upon error.
448 2018-03-27 Jakub Jelinek <jakub@redhat.com>
451 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
452 type call fold to generate VECTOR_CSTs when possible.
455 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
456 return it right away.
458 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
460 * search.c (check_final_overrider): Use inform instead of error
461 for the diagnostics of the overridden functions. Tweak wording.
463 2018-03-27 Jakub Jelinek <jakub@redhat.com>
466 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
467 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
469 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
470 Jason Merrill <jason@redhat.com>
473 * init.c (build_aggr_init): When initializing from array,
474 reject anything but CONSTRUCTORs and TARGET_EXPRs.
475 (build_vec_init): Handle separately ARRAY_TYPEs.
477 2018-03-26 Jason Merrill <jason@redhat.com>
479 PR c++/85062 - ICE with alignas in wrong place.
480 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
483 PR c++/85049 - ICE with __integer_pack.
484 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
485 * cp-tree.h (TEMPLATE_PARM_P): New.
487 2018-03-23 Jason Merrill <jason@redhat.com>
489 PR c++/78489 - wrong SFINAE behavior.
492 * pt.c (type_unification_real): Don't defer substitution failure.
494 2018-03-23 Jakub Jelinek <jakub@redhat.com>
497 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
501 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
502 cp_build_unary_op call with gcc_unreachable ().
504 2018-03-23 Marek Polacek <polacek@redhat.com>
507 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
508 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
509 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
511 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
514 * parser.c (cp_parser_perform_range_for_lookup): Change
515 the condition for deciding whether to use members.
517 2018-03-23 Marek Polacek <polacek@redhat.com>
520 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
522 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
525 * parser.c (cp_parser_alias_declaration): Call
526 parser_check_template_parameters.
529 * pt.c (resolve_typename_type): Drop assert that stopped
530 simplification to template-independent types. Add assert to
531 verify the initial scope is template dependent.
532 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
533 Reparse the id expression as a type-name, not a declarator.
536 * init.c (build_vec_init): Error at parenthesized array init.
541 * cp-tree.h (temp_override): New template class, generalizing
542 a cleanup that was only used...
543 * parser.c (cp_parser_parameter_declaration_clause):
544 ... here for auto_is_implicit_function_template_parm_p.
545 (cp_parser_gnu_attributes_opt): Use it here as well.
546 (cp_parser_std_attribute): Likewise.
548 2018-03-22 Marek Polacek <polacek@redhat.com>
551 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
554 2018-03-21 Jason Merrill <jason@redhat.com>
556 PR c++/81311 - wrong C++17 overload resolution.
557 * call.c (build_user_type_conversion_1): Remove C++17 code.
558 (conv_binds_ref_to_prvalue): New.
559 (build_over_call): Handle C++17 copy elision.
560 (build_special_member_call): Only do C++17 copy elision here if the
561 argument is already the right type.
563 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
566 * init.c (build_vec_init): Silence error, former sorry,
571 * parser.c (abort_fully_implicit_template_p): New.
572 (cp_parser_skip_to_end_of_statement): Use it.
573 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
574 (finish_fully_implicit_template_p): Clear
575 implicit_template_parms and implicit_template_scope.
577 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
580 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
581 error_mark_node when check_array_designated_initializer fails.
583 2018-03-21 Jakub Jelinek <jakub@redhat.com>
586 * cp-tree.h (genericize_compound_lvalue): Declare.
587 * typeck.c (genericize_compound_lvalue): New function.
588 (unary_complex_lvalue, cp_build_modify_expr): Use it.
589 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
590 and PREDECREMENT_EXPR in output and "m" constrained input operands with
591 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
592 COMPOUND_EXPR operand.
594 2018-03-21 Nathan Sidwell <nathan@acm.org>
597 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
598 * decl2.c (vague_linkage_p): Likewise.
600 2018-03-21 David Malcolm <dmalcolm@redhat.com>
603 * constexpr.c (constexpr_fn_retval): Make non-"static".
604 * cp-tree.h (constexpr_fn_retval): New decl.
605 * search.c (direct_accessor_p): Update leading comment.
606 (reference_accessor_p): Likewise.
607 (field_accessor_p): Replace check that function body is a
608 RETURN_EXPR with a call to constexpr_fn_retval. Fix
609 indentation of "field_type" decl.
611 2018-03-21 Nathan Sidwell <nathan@acm.org>
614 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
617 2018-03-21 Martin Sebor <msebor@redhat.com>
620 * call.c (first_non_public_field): New template and function.
621 (first_non_trivial_field): New function.
622 (maybe_warn_class_memaccess): Call them.
624 2018-03-21 David Malcolm <dmalcolm@redhat.com>
627 * search.c (field_accessor_p): Use class_of_this_parm rather than
628 type_of_this_parm, to check that "this" is a "const T *", rather
631 2018-03-21 Nathan Sidwell <nathan@acm.org>
633 * class.c (finish_struct_anon_r): Refactor, deprecate anything
634 other than public non-static data members.
635 * parser.c (cp_parser_init_declarator): Deprecate attributes after
636 parenthesized initializer.
639 * name-lookup.c (update_binding): Correct logic for local binding
642 2018-03-21 Marek Polacek <polacek@redhat.com>
644 PR c++/71638, ICE with NSDMI and reference.
645 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
646 even when we replace an element.
648 2018-03-20 Marek Polacek <polacek@redhat.com>
650 PR c++/84978, ICE with NRVO.
651 * constexpr.c (cxx_eval_constant_expression): Handle the case when
652 a RESULT_DECL isn't in the hash map.
654 2018-03-20 Jason Merrill <jason@redhat.com>
656 PR c++/84978, ICE with NRVO.
657 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
658 (cp_get_callee_fndecl_nofold): New.
659 * cp-gimplify.c (cp_genericize_r): Use it instead.
660 * call.c (check_self_delegation): Likewise.
662 2018-03-20 Nathan Sidwell <nathan@acm.org>
665 * name-lookup.c (pushdecl_class_level): Push anon-struct's
666 member_vec, if there is one.
669 * cp-tree.h (lookup_list_keep): Declare.
670 * tree.c (lookup_list_keep): New, broken out of ...
671 (build_min): ... here. Call it.
672 * decl.c (cp_finish_decl): Call lookup_list_keep.
674 2018-03-19 Jason Merrill <jason@redhat.com>
676 PR c++/84937 - ICE with class deduction and auto.
677 * pt.c (rewrite_template_parm): Fix auto handling.
679 2018-03-19 Marek Polacek <polacek@redhat.com>
682 * pt.c (enclosing_instantiation_of): Check if fn is null.
685 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
686 as we evaluate the elements.
687 (cxx_eval_constant_expression): Verify constructor's flags
690 2018-03-19 Jason Merrill <jason@redhat.com>
692 PR c++/71834 - template-id with too few arguments.
693 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
695 2018-03-19 Nathan Sidwell <nathan@acm.org>
698 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
699 * pt.c (build_template_decl): Propagate language linkage.
702 * name-lookup.c (set_local_extern_decl_linkage): Defend against
705 2018-03-16 Jakub Jelinek <jakub@redhat.com>
708 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
710 * method.c (synthesize_method): Likewise.
711 * pt.c (convert_nontype_argument): Likewise.
713 2018-03-16 Jason Merrill <jason@redhat.com>
715 PR c++/84720 - ICE with rvalue ref non-type argument.
716 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
717 (convert_nontype_argument): Revert earlier change.
719 PR c++/80227 - SFINAE and negative array size.
720 * decl.c (compute_array_index_type): Use
721 build_converted_constant_expr and valid_constant_size_p.
723 PR c++/84906 - silent wrong code with ambiguous conversion.
724 * call.c (build_user_type_conversion_1): Set need_temporary_p on
725 ambiguous conversion.
726 (convert_like_real): Check it.
728 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
729 * call.c (build_special_member_call): Don't convert an init-list
730 argument directly to the class type.
732 2018-03-16 Jakub Jelinek <jakub@redhat.com>
736 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
737 (find_placeholder): Declare.
738 * tree.c (struct replace_placeholders_t): Add exp member.
739 (replace_placeholders_r): Don't walk into ctors with
740 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
741 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
742 (replace_placeholders): Initialize data.exp.
743 (find_placeholders_r, find_placeholders): New functions.
744 * typeck2.c (process_init_constructor_record,
745 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
746 if adding NSDMI on which find_placeholder returns true.
747 * call.c (build_over_call): Don't call replace_placeholders here.
748 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
749 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
751 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
754 2018-03-16 Jason Merrill <jason@redhat.com>
756 PR c++/83911 - ICE with multiversioned constructor.
757 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
759 * call.c (build_over_call): Not here.
761 2018-03-16 Jakub Jelinek <jakub@redhat.com>
764 * decl.c (reshape_init_class): Don't assert d->cur->index == field
765 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
767 2018-03-15 Jakub Jelinek <jakub@redhat.com>
770 * cp-tree.h (cp_warn_deprecated_use): Declare.
771 * tree.c (cp_warn_deprecated_use): New function.
772 * typeck2.c (build_functional_cast): Use it.
773 * decl.c (grokparms): Likewise.
774 (grokdeclarator): Likewise. Temporarily push nested class scope
775 around grokparms call for out of class member definitions.
777 2018-03-14 Jason Merrill <jason@redhat.com>
779 PR c++/84820 - no error for invalid qualified-id.
780 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
783 PR c++/84801 - ICE with unexpanded pack in lambda.
784 * pt.c (check_for_bare_parameter_packs): Don't return early for a
785 lambda in non-template context.
787 PR c++/81236 - auto variable and auto function
788 * pt.c (tsubst_baselink): Update the type of the BASELINK after
791 2018-03-14 Jason Merrill <jason@redhat.com>
793 PR c++/83916 - ICE with template template parameters.
794 * pt.c (convert_template_argument): Don't substitute into type of
795 non-type parameter if we don't have enough arg levels.
798 2018-03-14 Marek Polacek <polacek@redhat.com>
801 * semantics.c (finish_static_assert): Check
802 instantiation_dependent_expression_p instead of
803 {type,value}_dependent_expression_p.
805 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
806 Jason Merrill <jason@redhat.com>
808 PR c++/82336 - link error with list-init default argument.
809 * decl.c (check_default_argument): Unshare an initializer list.
811 2018-03-13 Jakub Jelinek <jakub@redhat.com>
814 * decl.c (duplicate_decls): For redefinition of built-in, use error
815 and return error_mark_node. For redeclaration, return error_mark_node
816 rather than olddecl if !flag_permissive.
818 2018-03-13 Jason Merrill <jason@redhat.com>
820 PR c++/82565 - ICE with concepts and generic lambda.
821 * pt.c (instantiate_decl): Clear fn_context for lambdas.
823 2018-03-13 Jason Merrill <jason@redhat.com>
825 PR c++/84720 - ICE with rvalue ref non-type argument.
826 * pt.c (convert_nontype_argument): Handle rvalue references.
828 PR c++/84839 - ICE with decltype of parameter pack.
829 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
830 instantiating dummy parms.
832 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
833 parameter even without -Wpedantic.
835 PR c++/84798 - ICE with auto in abstract function declarator.
836 * parser.c (cp_parser_parameter_declaration_clause): Check
837 parser->default_arg_ok_p.
839 2018-03-13 Jakub Jelinek <jakub@redhat.com>
842 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
843 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
844 sizetype. Formatting fixes.
846 2018-03-12 Jason Merrill <jason@redhat.com>
848 PR c++/84355 - ICE with deduction for member class template.
849 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
850 CLASS_PLACEHOLDER_TEMPLATE.
852 PR c++/84802 - ICE capturing uninstantiated class.
853 * lambda.c (build_capture_proxy): Call complete_type.
855 2018-03-09 Jason Merrill <jason@redhat.com>
857 PR c++/84770 - ICE with typedef and parameter pack.
858 * pt.c (verify_unstripped_args_1): Split out from
859 verify_unstripped_args.
861 PR c++/84785 - ICE with alias template and default targs.
862 * pt.c (type_unification_real): Set processing_template_decl if
865 PR c++/84752 - ICE with capture of constexpr array.
866 * call.c (standard_conversion): Set rvaluedness_matches_p on the
867 identity conversion under ck_lvalue.
869 2018-03-09 Jason Merrill <jason@redhat.com>
870 Paolo Carlini <paolo.carlini@oracle.com>
874 * pt.c (any_erroneous_template_args_p): New.
875 * cp-tree.h (any_erroneous_template_args_p): Declare it.
876 * parser.c (cp_parser_class_specifier_1): Use it.
878 2018-03-09 Jason Merrill <jason@redhat.com>
880 PR c++/84726 - unnecessary capture of constant vars.
881 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
882 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
883 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
884 * lambda.c (is_constant_capture_proxy)
885 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
886 (prune_lambda_captures): New.
887 (finish_lambda_function): Call prune_lambda_captures.
889 2018-03-09 Jason Merrill <jason@redhat.com>
890 Jakub Jelinek <jakub@redhat.com>
893 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
894 build ADDR_EXPR with REFERENCE_TYPE.
895 (build_over_call): For purposes of check_function_arguments, if
896 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
897 its operand rather than the argument itself.
899 2018-03-09 Jakub Jelinek <jakub@redhat.com>
902 * decl.c (duplicate_decls): Don't override __* prefixed builtins
903 except for __[^b]*_chk, instead issue permerror and for -fpermissive
904 also a note and return olddecl.
906 2018-03-09 Nathan Sidwell <nathan@acm.org>
909 * name-lookup.c (do_pushdecl_with_scope): Only clear
910 current_function_decl when pushing a non-class (i.e. namespace)
913 2018-03-08 Jason Merrill <jason@redhat.com>
914 Jakub Jelinek <jakub@redhat.com>
917 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
918 not calling mark_used for the benefit of -Wunused-function warning.
920 2018-03-06 Jason Merrill <jason@redhat.com>
922 * lambda.c (is_capture_proxy_with_ref): Remove.
923 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
925 2018-03-06 Marek Polacek <polacek@redhat.com>
928 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
931 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
934 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
935 only while processing template decls.
936 * typeck.c (build_x_conditional_expr): Move wrapping of
937 reference type around type...
938 * call.c (build_conditional_expr_1): ... here. Rename
939 is_lvalue to is_glvalue.
940 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
941 INDIRECT_REF of COND_EXPR too.
944 * init.c (build_zero_init_1): Zero-initialize references.
947 * semantics.c (finish_stmt_expr_expr): Reject unresolved
948 overloads used as stmt expr values.
950 2018-03-05 Jason Merrill <jason@redhat.com>
952 PR c++/84708 - ICE with lambda in local class NSDMI.
953 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
956 2018-03-05 Jakub Jelinek <jakub@redhat.com>
959 * constexpr.c (constexpr_call_hasher::equal): Return false if
960 lhs->hash != rhs->hash. Change return 1 to return true and
961 return 0 to return false.
963 2018-03-05 Nathan Sidwell <nathan@acm.org>
966 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
968 2018-03-05 Marek Polacek <polacek@redhat.com>
971 * decl.c (duplicate_decls): Check DECL_NAME before accessing
974 2018-03-05 Nathan Sidwell <nathan@acm.org>
977 * friend.c (do_friend): Restore check for identifier_p inside
980 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
983 * parser.c (cp_parser_lambda_introducer): Reject any capture not
984 involving a VAR_DECL or a PARM_DECL.
986 2018-03-05 Pádraig Brady <P@draigBrady.com>
987 Jason Merrill <jason@redhat.com>
988 Nathan Sidwell <nathan@acm.org>
991 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
993 2018-03-03 Jason Merrill <jason@redhat.com>
995 PR c++/84686 - missing volatile loads.
996 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
998 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
1001 * optimize.c (maybe_thunk_body): Bail out immediately if either
1002 fns[0] or fns[1] is null.
1004 2018-03-02 Marek Polacek <polacek@redhat.com>
1007 * constexpr.c (get_array_or_vector_nelts): New.
1008 (cxx_eval_array_reference): Use it.
1009 (cxx_eval_vec_init_1): Likewise.
1010 (cxx_eval_store_expression): Likewise.
1012 2018-03-02 Jason Merrill <jason@redhat.com>
1014 * semantics.c (force_paren_expr): Remove redundant test.
1016 2018-03-02 Marek Polacek <polacek@redhat.com>
1019 * decl.c (cp_complete_array_type): Check error_mark_node.
1022 * typeck.c (cp_perform_integral_promotions): Check the result of
1025 2018-03-02 Jakub Jelinek <jakub@redhat.com>
1028 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
1029 RETURN instead of return.
1030 <case POINTER_PLUS_EXPR>: Likewise.
1031 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
1032 it instead of wrapping it into CONVERT_EXPR.
1034 2018-03-02 Jason Merrill <jason@redhat.com>
1037 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
1039 2018-03-02 Marek Polacek <polacek@redhat.com>
1042 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
1043 wrapped in VIEW_CONVERT_EXPR.
1045 2018-03-01 Martin Sebor <msebor@redhat.com>
1048 * decl.c (check_redeclaration_no_default_args): Merge attributes
1049 specified on redeclarations of the same function template.
1052 2018-03-01 Marek Polacek <polacek@redhat.com>
1053 Jason Merrill <jason@redhat.com>
1056 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1058 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1059 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1060 of instantiate_non_dependent_expr.
1061 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1063 2018-03-01 Nathan Sidwell <nathan@acm.org>
1066 * name-lookup.c (member_vec_dedup): Remove manually peeled
1067 iteration. Ignore dependent ctor inheritance.
1069 2018-03-01 Jason Merrill <jason@redhat.com>
1071 PR c++/71569 - decltype of template.
1072 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1074 2018-03-01 Marek Polacek <polacek@redhat.com>
1077 * constexpr.c (require_rvalue_constant_expression): New function.
1078 * cp-tree.h: Declare it.
1079 * semantics.c (finish_static_assert): Use it instead of
1080 require_potential_rvalue_constant_expression.
1082 2018-03-01 Jason Merrill <jason@redhat.com>
1083 Alexandre Oliva <aoliva@redhat.com>
1085 PR c++/71569 - ICE with redundant args on member variable template.
1086 * decl.c (start_decl): Handle partial specialization of member
1088 * pt.c (determine_specialization): Allow partial specialization
1089 of member variable template without specializing enclosing class.
1090 (process_partial_specialization): Improve error message.
1092 2018-02-28 Jason Merrill <jason@redhat.com>
1094 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1095 * pt.c (determine_specialization): Check ref-qualifier.
1097 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1100 * parser.c (cp_parser_attributes_opt): Formatting fix.
1101 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1102 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1104 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1105 instead of tentative parse to peek over optional attribute tokens
1106 to check for CPP_COLON after them.
1110 * pt.c (INCLUDE_STRING): Remove define.
1111 (warn_spec_missing_attributes): Use pretty_printer instead of
1112 std::string. Fix up inform call so that the list of attributes
1115 2018-02-28 Martin Sebor <msebor@redhat.com>
1118 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1121 2018-02-28 Nathan Sidwell <nathan@acm.org>
1124 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1125 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1126 regardless of want_type.
1127 (search_anon_aggr): Just use get_class_binding_direct.
1129 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1131 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1134 2018-02-27 Martin Sebor <msebor@redhat.com>
1136 * pt.c: Avoid including <string> directly.
1138 2018-02-27 Martin Sebor <msebor@redhat.com>
1142 * cp-tree.h (warn_spec_missing_attributes): New function.
1143 ((check_explicit_specialization): Add an argument. Call the above
1145 * decl.c (duplicate_decls): Avoid applying primary function template's
1146 attributes to its explicit specializations.
1147 cp/pt.c (warn_spec_missing_attributes): Define.
1149 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
1151 PR c++/71546 - lambda init-capture with qualified-id.
1152 * parser.c (cp_parser_lambda_introducer): Clear scope after
1153 each lambda capture.
1155 2018-02-27 Nathan Sidwell <nathan@acm.org>
1158 * name-lookup.h (get_member_slot): Rename ...
1159 (find_member_slot): ... here.
1160 (add_member_slot): New.
1161 * name-lookup.c (member_vec_linear_search): No need to check for
1163 (get_member_slot): Rename ...
1164 (find_member_slot): ... here. Don't add slot for incomplete class.
1165 (add_member_slot): New.
1166 * class.c (add_method): Adjust get_member_slot rename. Bail out
1167 if push_class_level_binding fails. Create slot and grok
1168 properties once we're committed to insertion.
1170 2018-02-27 Jason Merrill <jason@redhat.com>
1172 PR c++/84489 - dependent default template argument
1173 * pt.c (type_unification_real): Handle early substitution failure.
1175 2018-02-26 Jason Merrill <jason@redhat.com>
1177 PR c++/84560 - ICE capturing multi-dimensional VLA.
1178 * tree.c (array_of_runtime_bound_p): False if the element is
1181 PR c++/84441 - ICE with base initialized from ?:
1182 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1184 PR c++/84520 - ICE with generic lambda in NSDMI.
1185 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1186 'this' in a generic lambda instantiation.
1188 PR c++/84559 - ICE with constexpr VLA.
1189 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1190 for constexpr variable with VLA type.
1192 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1195 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1196 a valid constant initializer. Formatting fixes.
1198 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1201 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1202 returning NULL_TREE.
1203 (apply_late_template_attributes): Likewise.
1205 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1208 * parser.c (cp_parser_omp_var_list_no_open): Only call
1209 cp_parser_lookup_name_simple on names satisfying identifier_p.
1210 (cp_parser_oacc_routine): Likewise.
1212 2018-02-26 Jason Merrill <jason@redhat.com>
1214 PR c++/84551 - ICE with concepts and -g.
1215 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1217 2018-02-26 Marek Polacek <polacek@redhat.com>
1220 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1223 2018-02-26 Jason Merrill <jason@redhat.com>
1225 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1226 * call.c (build_over_call): Handle deleted functions in one place.
1228 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1231 * decl.c (redeclaration_error_message): Don't try to use
1232 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1234 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1236 * lambda.c (build_capture_proxy): Define static.
1237 * cp-tree.h (build_capture_proxy): Remove.
1239 2018-02-26 Marek Polacek <polacek@redhat.com>
1242 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1243 if name is error node.
1245 2018-02-25 Jason Merrill <jason@redhat.com>
1247 PR c++/84015 - ICE with class deduction and auto template parm.
1248 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1250 2018-02-24 Marek Polacek <polacek@redhat.com>
1253 * constexpr.c (maybe_constant_init_1): New function.
1254 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1255 (cxx_constant_init): New function.
1256 * cp-tree.h (cxx_constant_init): Declare.
1257 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1258 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1260 2018-02-22 Jason Merrill <jason@redhat.com>
1262 PR c++/70468 - ICE with constructor delegation via typedef.
1263 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1264 with constructor delegation.
1266 2018-02-22 Jason Merrill <jason@redhat.com>
1268 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1269 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1272 2018-02-22 Marek Polacek <polacek@redhat.com>
1275 * parser.c (cp_parser_braced_list): Use require_open instead of
1278 2018-02-21 Jason Merrill <jason@redhat.com>
1280 PR c++/84454 - ICE with pack expansion in signature.
1281 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1283 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1285 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1288 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1291 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1294 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1297 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1298 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1301 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1302 returns error_mark_node, return it immediately.
1303 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1304 error_mark_node, return error_mark_node.
1307 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1308 function_depth to avoid GC during finish_lambda_function.
1310 2018-02-19 Jason Merrill <jason@redhat.com>
1312 PR c++/84429 - ICE capturing VLA.
1313 * lambda.c (build_capture_proxy): Handle reference refs.
1315 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1318 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1319 either operand is error_mark_node, set current.lhs to that instead of
1320 creating a binary op with error_mark_node operands.
1323 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1325 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1328 * decl.c (grokdeclarator): Early return error_mark_node upon
1329 ill-formed friend declaration.
1331 2018-02-16 Marek Polacek <polacek@redhat.com>
1332 Jakub Jelinek <jakub@redhat.com>
1335 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1336 set *jump_target to anything if jump_target is NULL.
1338 2018-02-16 Jason Merrill <jason@redhat.com>
1340 PR c++/84151 - unnecessary volatile load with static member.
1341 * call.c (build_new_method_call_1): Avoid loading from a volatile
1342 lvalue used as the object argument for a static member function.
1344 PR c++/81853 - using-directive and constexpr.
1345 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1347 PR c++/84420 - ICE with structured binding in lambda.
1348 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1350 PR c++/83835 - C++17 error with constructor ctors.
1351 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1353 PR c++/82664 - ICE with reference to function template parm.
1354 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1357 PR c++/82764 - C++17 ICE with empty base
1358 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1360 2018-02-16 Jason Merrill <jason@redhat.com>
1362 PR c++/84421 - type-dependent if constexpr
1363 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1365 2018-02-16 Nathan Sidwell <nathan@acm.org>
1367 Deprecate -ffriend-injection.
1368 * decl.c (cxx_init_decl_processing): Emit warning on option.
1369 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1372 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
1375 * decl.c (check_special_function_return_type): Reject template
1376 template parameter in deduction guide.
1378 2018-02-16 Nathan Sidwell <nathan@acm.org>
1381 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1383 2018-02-15 Jason Merrill <jason@redhat.com>
1385 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1386 * call.c (convert_like_real): Don't use the copy-list-initialization
1387 shortcut for ck_base.
1389 PR c++/84045 - ICE with typedef and noexcept.
1390 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1392 PR c++/84376 - ICE with omitted template arguments.
1393 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1395 PR c++/84368 - wrong error with local variable in variadic lambda.
1396 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1397 local_specializations.
1399 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1402 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1405 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1408 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1411 2018-02-14 Nathan Sidwell <nathan@acm.org>
1413 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1414 (c_parse_final_cleanups): Restore input_location after emitting
1417 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1419 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1420 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1421 auto_deduction_context, tree, int): Add defaults.
1422 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1423 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1424 tsubst_flags_t argument.
1425 * init.c (build_new): Likewise.
1427 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1430 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1431 about return other than *this in assignment operators if
1432 retval is type dependent expression.
1434 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1437 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1438 save_expr for the G++ extension.
1440 2018-02-13 Jason Merrill <jason@redhat.com>
1442 PR c++/84080 - ICE with return type deduction and specialization.
1443 * pt.c (determine_specialization): Check uses_template_parms.
1445 Fix more variadic capture issues.
1446 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1447 (check_for_bare_parameter_packs): Check current_class_type for
1449 (extract_locals_r): Handle seeing a full instantiation of a pack.
1450 (tsubst_pack_expansion): Likewise. Force lambda capture.
1451 * parser.c (cp_parser_lambda_introducer): Don't
1452 check_for_bare_parameter_packs.
1454 PR c++/84338 - wrong variadic sizeof.
1455 * pt.c (argument_pack_select_arg): Like the macro, but look through
1457 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1458 (extract_fnparm_pack): Do make_pack_expansion.
1459 (extract_locals_r): Do strip a pack expansion.
1460 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1462 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1465 * parser.c (cp_parser_binary_expression): Use build_min instead of
1466 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1468 2018-02-12 Nathan Sidwell <nathan@acm.org>
1471 * parser.c (cp_parser_decltype): Push and pop
1472 deferring_access_checks. Reorganize to avoid goto.
1474 2018-02-12 Richard Biener <rguenther@suse.de>
1477 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1478 uniform constructors and delay allocating them fully.
1480 2018-02-09 Jason Merrill <jason@redhat.com>
1482 PR c++/84036 - ICE with variadic capture.
1483 Handle variadic capture proxies more like non-variadic.
1484 * lambda.c (build_capture_proxy): Remove workaround.
1485 * pt.c (find_parameter_packs_r): The proxy is a pack.
1486 (instantiate_class_template_1): Remove dead lambda code.
1487 (extract_fnparm_pack): Don't make_pack_expansion.
1488 (extract_locals_r): Don't strip a pack expansion.
1489 (tsubst_pack_expansion): Handle proxy packs. Use
1490 PACK_EXPANSION_EXTRA_ARGS less.
1491 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1492 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1493 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1494 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1495 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1497 2018-02-10 Jakub Jelinek <jakub@redhat.com>
1500 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1502 2018-02-09 Jason Merrill <jason@redhat.com>
1504 PR c++/81917 - ICE with void_t and partial specialization.
1505 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
1506 calling most_specialized_partial_spec.
1508 2018-02-09 Nathan Sidwell <nathan@acm.org>
1511 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
1512 Pass expr location to strict_aliasing_warning.
1514 2018-02-09 Jason Merrill <jason@redhat.com>
1516 PR c++/84296 - ICE with qualified-id in template.
1518 * pt.c (unknown_base_ref_p): New.
1519 (instantiation_dependent_scope_ref_p): Use it instead of
1520 any_dependent_bases_p.
1522 2018-02-09 Marek Polacek <polacek@redhat.com>
1523 Jakub Jelinek <jakub@redhat.com>
1526 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
1527 fold_indirect_ref_1, including poly_*int64. Verify first that
1528 tree_fits_poly_int64_p (op01). Formatting fixes.
1530 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1532 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
1533 * lambda.c (build_capture_proxy): Likewise.
1534 * search.c (field_access_p): Likewise.
1535 * semantics.c (omp_clause_decl, omp_privatize_field,
1536 finish_omp_clauses): Likewise.
1538 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1541 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
1542 case of nullptr too.
1544 2018-02-08 Nathan Sidwell <nathan@acm.org>
1546 * class.c (finish_struct): Fix std:initializer_list diagnostic
1549 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1552 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
1554 2018-02-07 Jakub Jelinek <jakub@redhat.com>
1557 * parser.c (cp_parser_dot_deref_incomplete): New function.
1558 (cp_parser_postfix_dot_deref_expression): Use it.
1560 2018-02-07 David Malcolm <dmalcolm@redhat.com>
1564 * name-lookup.c (suggest_rid_p): New function.
1565 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
1568 2018-02-07 Jason Merrill <jason@redhat.com>
1570 PR c++/84182 - ICE with captured lambda
1572 * pt.c (extract_locals_r, extract_local_specs): New.
1573 (tsubst_pack_expansion): Use them.
1575 2018-02-07 Martin Liska <mliska@suse.cz>
1578 * class.c (add_method): Append argument value.
1579 * cp-tree.h (maybe_version_functions): Add new argument.
1580 * decl.c (decls_match): Call it if a declaration does not
1581 have DECL_FUNCTION_VERSIONED.
1582 (maybe_version_functions): record argument is added.
1584 2018-02-05 Marek Polacek <polacek@redhat.com>
1586 * class.c: Remove unused global variables.
1587 (build_primary_vtable): Don't gather statistics.
1588 (print_class_statistics): Remove.
1589 * cp-tree.h (print_class_statistics): Remove.
1590 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
1592 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
1594 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1595 * constexpr.c (cx_check_missing_mem_inits): Likewise.
1596 * decl.c (next_initializable_field, find_decomp_class_base,
1597 cp_finish_decomp): Likewise.
1598 * typeck2.c (process_init_constructor_record): Likewise.
1600 2018-02-02 Jason Merrill <jason@redhat.com>
1602 PR c++/84181 - ICE with lambda parm in template argument.
1603 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1605 2018-02-01 Jason Merrill <jason@redhat.com>
1607 PR c++/84160 - ICE with nested variadic capture.
1608 * lambda.c (is_capture_proxy_with_ref): New.
1609 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1611 * expr.c (mark_use): Use is_capture_proxy_with_ref.
1612 * constexpr.c (potential_constant_expression_1): Likewise.
1613 * semantics.c (process_outer_var_ref): Likewise.
1615 2018-02-01 Marek Polacek <polacek@redhat.com>
1618 * typeck.c (build_address): Relax the assert when
1619 processing_template_decl.
1621 2018-02-01 Jason Merrill <jason@redhat.com>
1623 PR c++/84126 - ICE with variadic generic lambda
1626 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1627 PACK_EXPANSION_EXTRA_ARGS.
1629 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
1632 * call.c (convert_like_real): If w're initializing from {} explicitly
1633 call abstract_virtuals_error_sfinae.
1635 2018-01-31 Jason Merrill <jason@redhat.com>
1636 Jakub Jelinek <jakub@redhat.com>
1639 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1640 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1643 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1646 * constexpr.c (diag_array_subscript): Emit different diagnostics
1647 if TYPE_DOMAIN (arraytype) is NULL.
1648 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1649 with NULL TYPE_DOMAIN use size_zero_node as nelts.
1651 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
1654 * semantics.c (finish_qualified_id_expr): When handling an
1655 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1657 2018-01-31 Marek Polacek <polacek@redhat.com>
1660 * cp-gimplify.c (cp_fold): Check if X is an error node before
1661 calling useless_type_conversion_p.
1663 2018-01-30 Jason Merrill <jason@redhat.com>
1665 PR c++/84091 - ICE with local class in lambda in template.
1666 * decl2.c (determine_visibility): Look for outer containing template
1669 PR c++/84098 - ICE with lambda in template NSDMI.
1670 * pt.c (instantiate_class_template_1): Ignore more lambdas.
1672 2018-01-29 Jason Merrill <jason@redhat.com>
1674 PR c++/68810 - wrong location for reinterpret_cast error.
1675 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1678 2018-01-29 Marek Polacek <polacek@redhat.com>
1681 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1682 => fooarray[1] in offset_int.
1684 2018-01-29 Jason Merrill <jason@redhat.com>
1686 PR c++/83942 - wrong unused warning with static_cast.
1687 * cvt.c (ocp_convert): Call mark_rvalue_use.
1689 2018-01-26 Jason Merrill <jason@redhat.com>
1691 PR c++/83956 - wrong dtor error with anonymous union
1692 * method.c (walk_field_subobs): Variant members only affect
1694 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1696 PR c++/84036 - ICE with variadic capture.
1698 * pt.c (tsubst_pack_expansion): When optimizing a simple
1699 substitution, pull a single pack expansion out of its pack.
1701 PR c++/82514 - ICE with local class in generic lambda.
1702 * pt.c (regenerated_lambda_fn_p): Remove.
1703 (enclosing_instantiation_of): Don't use it.
1704 (tsubst_function_decl): Call enclosing_instantiation_of.
1706 * pt.c (lookup_template_class_1): Add sanity check.
1707 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1709 2018-01-25 Jakub Jelinek <jakub@redhat.com>
1712 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
1713 recursive calls that return ret.
1714 (cp_finish_decomp): Ignore unnamed bitfields.
1716 2018-01-23 Jason Merrill <jason@redhat.com>
1718 PR c++/82249 - wrong mismatched pack length error.
1719 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1720 unsubstituted function parameter pack.
1722 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
1725 * decl.c (check_for_uninitialized_const_var): Not static; add
1726 bool and tsubst_flags_t parameters; adjust to be used both in
1727 constexpr context and not.
1728 * constexpr.c (potential_constant_expression_1): Use the above.
1729 * cp-tree.h (check_for_uninitialized_const_var): Declare.
1731 2018-01-23 Jason Merrill <jason@redhat.com>
1733 PR c++/83947 - ICE with auto declarations.
1734 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1735 * decl.c (undeduced_auto_decl): Limit to vars and fns.
1737 2018-01-23 David Malcolm <dmalcolm@redhat.com>
1740 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1741 for pointer to member function types.
1743 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1746 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1747 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1749 2018-01-23 Nathan Sidwell <nathan@acm.org>
1752 * pt.c (tsubst_baselink): Remove optype assert.
1753 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1755 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1758 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1759 refers to incomplete type.
1761 2018-01-23 Nathan Sidwell <nathan@acm.org>
1763 Deprecate ARM-era for scope handling
1764 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1765 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1767 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1769 * semantics.c (begin_for_scope): Flag_new_for_scope is
1771 (finish_for_stmt, begin_range_for_stmt): Likewise.
1773 2018-01-22 Jason Merrill <jason@redhat.com>
1776 * decl2.c (determine_visibility): Fix template_decl handling
1777 instead of blocking it.
1779 PR c++/83720 - ICE with lambda and LTO.
1780 * decl2.c (determine_visibility): Clear template_decl for
1781 function-scope decls. Propagate anonymous linkage from containing
1784 2018-01-22 Marek Polacek <polacek@redhat.com>
1787 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1790 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
1793 * decl.c (grokdeclarator): Don't diagnose extra parens
1796 2018-01-19 Jakub Jelinek <jakub@redhat.com>
1799 * call.c (joust): Use TREE_TYPE (source) if source is
1800 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1803 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1804 for direct enum init.
1805 * decl.c (reshape_init): Likewise.
1807 2018-01-19 Marek Polacek <polacek@redhat.com>
1809 * constexpr.c (fold_simple): Simplify.
1811 2018-01-18 Jason Merrill <jason@redhat.com>
1814 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1815 * pt.c (instantiation_dependent_scope_ref_p): True if
1816 any_dependent_bases_p.
1818 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1820 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1821 vs DECL_NONTRIVIALLY_INITIALIZED_P).
1823 2018-01-18 Jason Merrill <jason@redhat.com>
1825 PR c++/82461 - constexpr list-initialized member
1826 * constexpr.c (potential_constant_expression_1): Check
1827 TARGET_EXPR_DIRECT_INIT_P.
1829 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1832 * decl.c (xref_basetypes): Early return upon error about derived
1835 2018-01-18 Nathan Sidwell <nathan@acm.org>
1838 * cp-tree.h (mark_use): Declare.
1839 * expr.c (mark_use): Make extern.
1840 * call.c (direct_reference_binding): Set inner conv's
1841 rvaluedness_matches_p, if it is an identity.
1842 (convert_like_real): Mark lvalue or rvalue use for identity as
1843 rvaledness_matches_p demands.
1845 2018-01-18 Jakub Jelinek <jakub@redhat.com>
1848 * parser.c (attr_chainon): New function.
1849 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1850 cp_parser_namespace_definition, cp_parser_init_declarator,
1851 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1852 cp_parser_gnu_attributes_opt): Use it.
1853 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1854 cp_parser_objc_struct_declaration): Likewise. Don't reset
1855 prefix_attributes if attributes is error_mark_node.
1857 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1860 * decl.c (grokdeclarator): Do not append the error_mark_node
1861 due to an erroneous optional attribute-specifier-seq.
1863 2018-01-17 Jakub Jelinek <jakub@redhat.com>
1866 * cp-gimplify.c (cp_maybe_instrument_return): Handle
1869 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1872 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1873 error_mark_node when we give an error.
1874 * decl.c (cp_finish_decl): Use the latter.
1876 2018-01-17 Nathan Sidwell <nathan@acm.org>
1879 * init.c (build_raw_new_expr): Scan list for lookups to keep.
1881 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1884 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1885 the C++ part. If processing a template, call
1886 fold_non_dependent_expr rather than fully folding.
1888 2018-01-17 Jason Merrill <jason@redhat.com>
1890 PR c++/81067 - redundant NULL warning.
1891 * call.c (convert_like_real): Restore null_node handling.
1893 2018-01-17 Jason Merrill <jason@redhat.com>
1895 PR c++/81843 - ICE with variadic member template.
1897 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1900 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1903 * pt.c (type_dependent_expression_p): Strip any location wrapper
1904 before testing tree codes.
1905 (selftest::test_type_dependent_expression_p): New function.
1906 (selftest::cp_pt_c_tests): Call it.
1908 2018-01-17 Nathan Sidwell <nathan@acm.org>
1911 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1912 this not a final instantiation.
1914 2018-01-16 Jason Merrill <jason@redhat.com>
1916 PR c++/83714 - ICE checking return in template.
1917 * typeck.c (check_return_expr): Call build_non_dependent_expr.
1919 2018-01-16 Jakub Jelinek <jakub@redhat.com>
1922 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1923 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1924 instead of CALL_FROM_THUNK_P.
1927 * name-lookup.c (member_vec_dedup): Return early if len is 0.
1928 (resort_type_member_vec, set_class_bindings,
1929 insert_late_enum_def_bindings): Use vec qsort method instead of
1930 calling qsort directly.
1932 2018-01-15 Martin Sebor <msebor@redhat.com>
1935 * class.c (find_flexarrays): Make a record of multiple flexible array
1938 2018-01-12 Jason Merrill <jason@redhat.com>
1940 PR c++/83186 - ICE with static_cast of list-initialized temporary.
1941 * typeck.c (build_static_cast): Use build_non_dependent_expr.
1943 2018-01-12 Nathan Sidwell <nathan@acm.org>
1945 * cp-tree.h (mark_rvalue_use): Add parm name.
1946 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1948 * call.c (convert_like_real): Fix formatting.
1950 2018-01-11 Jason Merrill <jason@redhat.com>
1952 PR c++/82728 - wrong -Wunused-but-set-variable
1955 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
1956 * decl.c (case_conversion): Likewise.
1957 * semantics.c (finish_static_assert): Call
1958 perform_implicit_conversion_flags.
1960 2018-01-11 Nathan Sidwell <nathan@acm.org>
1962 * method.c (enum mangling_flags): Delete long-dead enum.
1964 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
1966 * parser.c (cp_parser_std_attribute_spec): When
1967 token_pair::require_open / require_close return false simply
1968 return error_mark_node, avoid duplicate cp_parser_error about
1969 expected '(' / ')', respectively.
1971 2018-01-10 David Malcolm <dmalcolm@redhat.com>
1974 * call.c (null_ptr_cst_p): Strip location wrappers when
1975 converting from '0' to a pointer type in C++11 onwards.
1976 (conversion_null_warnings): Replace comparison with null_node with
1977 call to null_node_p.
1978 (build_over_call): Likewise.
1979 * cp-gimplify.c (cp_fold): Remove the early bailout when
1980 processing_template_decl.
1981 * cp-lang.c (selftest::run_cp_tests): Call
1982 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
1983 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
1984 (selftest::run_cp_tests): Move decl to bottom of file.
1985 (null_node_p): New inline function.
1986 (selftest::cp_pt_c_tests): New decl.
1987 (selftest::cp_tree_c_tests): New decl.
1988 * cvt.c (build_expr_type_conversion): Replace comparison with
1989 null_node with call to null_node_p.
1990 * error.c (args_to_string): Likewise.
1991 * except.c (build_throw): Likewise.
1992 * mangle.c (write_expression): Skip location wrapper nodes.
1993 * parser.c (literal_integer_zerop): New function.
1994 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
1995 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
1996 param of cp_parser_parenthesized_expression_list. When calling
1997 warn_for_memset, replace integer_zerop calls with
1998 literal_integer_zerop, eliminating the double logical negation
1999 cast to bool. Eliminate the special-casing for CONST_DECL in
2000 favor of the fold_for_warn within warn_for_memset.
2001 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
2002 param, defaulting to false. Convert "expr" to a cp_expr, and call
2003 maybe_add_location_wrapper on it when wrap_locations_p is true.
2004 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
2005 the result for RID_ALIGNOF and RID_SIZEOF.
2006 (cp_parser_builtin_offsetof): Likewise.
2007 * pt.c: Include "selftest.h".
2008 (tsubst_copy): Handle location wrappers.
2009 (tsubst_copy_and_build): Likewise.
2010 (build_non_dependent_expr): Likewise.
2011 (selftest::test_build_non_dependent_expr): New function.
2012 (selftest::cp_pt_c_tests): New function.
2013 * tree.c: Include "selftest.h".
2014 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
2015 (selftest::test_lvalue_kind): New function.
2016 (selftest::cp_tree_c_tests): New function.
2017 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
2018 (cp_build_binary_op): Replace comparison with null_node with call
2020 (build_address): Use location of operand when building address
2023 2018-01-10 Marek Polacek <polacek@redhat.com>
2026 * call.c (build_conditional_expr_1): Check complain before warning.
2027 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
2028 -Wduplicated-branches.
2030 2018-01-10 Jakub Jelinek <jakub@redhat.com>
2033 * call.c (maybe_warn_class_memaccess): Add forward declaration.
2034 Change last argument from tree * to const vec<tree, va_gc> *, adjust
2035 args uses and check number of operands too. Don't strip away any
2036 nops. Use maybe_constant_value when looking for INTEGER_CST args.
2037 Deal with src argument not having pointer type. Check
2038 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
2040 (build_over_call): Call maybe_warn_class_memaccess here on the
2042 (build_cxx_call): Rather than here on converted arguments.
2044 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2047 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2048 error_mark_node as second argument.
2050 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2053 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2054 in STATEMENT_LIST. Remove unneeded assert.
2056 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2057 Alan Hayward <alan.hayward@arm.com>
2058 David Sherwood <david.sherwood@arm.com>
2060 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2062 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2063 * call.c (build_conditional_expr_1): Likewise.
2064 * decl.c (cp_finish_decomp): Likewise.
2065 * mangle.c (write_type): Likewise.
2066 * typeck.c (structural_comptypes): Likewise.
2067 (cp_build_binary_op): Likewise.
2068 * typeck2.c (process_init_constructor_array): Likewise.
2070 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2073 * typeck.c (build_static_cast_1): For static casts to reference types,
2074 call build_base_path with flag_delete_null_pointer_checks as nonnull
2075 instead of always false. When -fsanitize=null, call
2076 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2077 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2078 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2080 2018-01-03 Nathan Sidwell <nathan@acm.org>
2083 * method.c (make_alias_for): Copy DECL_CONTEXT.
2085 2018-01-03 Marek Polacek <polacek@redhat.com>
2088 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2090 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2092 PR preprocessor/83602
2093 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2097 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2098 error_mark_node, return error_mark_node.
2100 Update copyright years.
2102 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2105 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2106 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2107 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2108 to false and return.
2109 (replace_placeholders): Pass NULL instead of &pset as last argument
2112 2018-01-02 Nathan Sidwell <nathan@acm.org>
2114 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2117 Copyright (C) 2018 Free Software Foundation, Inc.
2119 Copying and distribution of this file, with or without modification,
2120 are permitted in any medium without royalty provided the copyright
2121 notice and this notice are preserved.