1 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
4 * decl.c (grokdeclarator): Clear friendp upon definition in local
5 class definition error.
7 2018-04-27 Jason Merrill <jason@redhat.com>
9 PR c++/85545 - ICE with noexcept PMF conversion.
10 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
12 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
14 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
16 2018-04-27 Nathan Sidwell <nathan@acm.org>
18 * typeck.c (convert_ptrmem): Move local var decls to initialization.
20 * cp-tree.h (TEMPLATE_INFO): Fix comments.
21 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
22 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
23 (dump, print_other_binding_stacks): Remove declarations.
24 * name-lookup.c (print_other_binding_stack): Make static.
25 * pt.c (build_template_decl): Make static.
27 2018-04-26 Jason Merrill <jason@redhat.com>
29 PR c++/85545 - ICE with noexcept PMF conversion.
30 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
32 2018-04-25 Nathan Sidwell <nathan@acm.org>
36 * cp-tree.h (REINTERPRET_CAST_P): New.
37 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
38 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
39 for non-trivial PTRMEM_CST cases.
40 * typeck.c (build_nop_reinterpret): New.
41 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
42 NOP_EXPRs returned by cp_convert.
44 2018-04-23 Jason Merrill <jason@redhat.com>
46 PR c++/69560 - wrong alignof(double) on x86.
47 CWG 1879 - Inadequate definition of alignment requirement.
48 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
49 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
50 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
51 (cxx_alignof_expr): Pass it.
52 * parser.c (cp_parser_unary_expression): Pass it.
53 * pt.c (tsubst_copy): Copy it.
54 (tsubst_copy_and_build): Pass it.
55 * decl.c (fold_sizeof_expr): Pass it.
57 2018-04-23 Jakub Jelinek <jakub@redhat.com>
58 Jason Merrill <jason@redhat.com>
60 PR c++/85470 - wrong error with static data member.
61 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
62 * typeck2.c (store_init_value): Likewise.
64 2018-04-20 Jakub Jelinek <jakub@redhat.com>
67 * cp-tree.h (tinst_level): Remove in_system_header_p member,
68 change refcount member from unsigned char to unsigned short,
69 add refcount_infinity static data member, adjust comments.
70 * pt.c (tinst_level::refcount_infinity): Define.
71 (inc_refcount_use): Remove assert, don't increment if refcount
72 is already refcount_infinity, adjust comment.
73 (dec_refcount_use): Remove assert, don't decrement if refcount
74 is refcount_infinity, adjust comment.
75 (push_tinst_level_loc): Formatting fix.
77 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
80 * pt.c (lookup_template_class_1): Check pushtag return value for
83 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
86 * cp-tree.h (tinst_level::free): Fix whitespace.
88 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
91 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
94 2018-04-18 Jakub Jelinek <jakub@redhat.com>
97 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
98 tricks from here to ...
99 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
100 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
102 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
105 * cp-tree.h (struct tinst_level): Split decl into tldcl and
106 targs. Add private split_list_p, tree_list_p, and not_list_p
107 inline const predicates; to_list private member function
108 declaration; free public member function declaration; list_p,
109 get_node and maybe_get_node accessors, and refcount data
110 member. Narrow errors to unsigned short.
111 * error.c (print_instantiation_full_context): Use new
113 (print_instantiation_partial_context_line): Likewise. Drop
114 const from tinst_level-typed parameter.
115 * mangle.c (mangle_decl_string): Likewise.
116 * pt.c (freelist): New template class.
117 (tree_list_freelist_head): New var.
118 (tree_list_freelist): New fn, along with specializations.
119 (tinst_level_freelist_head): New var.
120 (pending_template_freelist_head): Likewise.
121 (tinst_level_freelist, pending_template_freelist): New fns.
122 (tinst_level::to_list, tinst_level::free): Define.
123 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
124 (set_refcount_ptr): New template fn.
125 (add_pending_template): Adjust for refcounting, freelists and
127 (neglectable_inst_p): Take a NULL d as a non-DECL.
128 (limit_bad_template_recursion): Use new accessors.
129 (push_tinst_level): New overload to create the list.
130 (push_tinst_level_loc): Make it static, split decl into two
131 args, adjust tests and initialization to cope with split
132 lists, use freelist, adjust for refcounting.
133 (push_tinst_level_loc): New wrapper with the old interface.
134 (pop_tinst_level): Adjust for refcounting.
135 (record_last_problematic_instantiation): Likewise.
136 (reopen_tinst_level): Likewise. Use new accessors.
137 (instantiate_alias_template): Adjust for split list.
138 (fn_type_unification): Likewise.
139 (get_partial_spec_bindings): Likewise.
140 (instantiate_pending_templates): Use new accessors. Adjust
141 for refcount. Release pending_template to freelist.
142 (instantiating_current_function_p): Use new accessors.
144 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
147 * parser.c (cp_parser_builtin_offset): Reject type definitions.
148 * mangle.c (nested_anon_class_index): Avoid crash returning -1
149 if we've seen errors.
151 2018-04-12 David Malcolm <dmalcolm@redhat.com>
154 * name-lookup.c (macro_use_before_def::maybe_make): New function,
155 checking that the use is indeed before the definition.
156 (macro_use_before_def::macro_use_before_def): Make private.
157 (macro_use_before_def::~macro_use_before_def): Make private. Move
158 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
159 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
160 than using new directly.
162 2018-04-12 Jason Merrill <jason@redhat.com>
164 PR c++/85356 - ICE with pointer to member function.
165 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
166 flag_noexcept_type. Build the new spec within the function context.
167 * except.c (build_noexcept_spec): Do get constant value in templates
168 if flag_noexcept_type.
169 * decl.c (check_redeclaration_exception_specification): Don't
170 instantiate noexcept on a dependent declaration.
172 2018-04-12 Marek Polacek <polacek@redhat.com>
175 * constexpr.c (reduced_constant_expression_p): Return false for null
178 2018-04-11 Marek Polacek <polacek@redhat.com>
181 * constexpr.c (potential_constant_expression_1): Consider conversions
182 from classes to literal types potentially constant.
184 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
187 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
188 the type like TYPE_PTR_OR_PTRMEM_P.
190 2018-04-10 Jason Merrill <jason@redhat.com>
192 PR debug/65821 - wrong location for main().
193 * call.c (clear_location_r, convert_default_arg): Revert.
194 * tree.c (break_out_target_exprs): Add clear_location parm.
195 (struct bot_data): New.
196 (bot_manip): Clear location if requested.
197 * init.c (get_nsdmi): Pass clear_location.
199 2018-04-10 David Malcolm <dmalcolm@redhat.com>
202 * call.c (get_fndecl_argument_location): Make non-static.
203 * cp-tree.h (get_fndecl_argument_location): New decl.
204 * typeck.c (convert_for_assignment): When complaining due to
205 conversions for an argument, show the location of the parameter
208 2018-04-10 Jakub Jelinek <jakub@redhat.com>
210 PR c++/85312 - P0962 cleanup
211 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
214 2018-04-10 Jason Merrill <jason@redhat.com>
216 PR debug/65821 - wrong location for main().
217 * call.c (clear_location_r): New.
218 (convert_default_arg): Use it.
219 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
221 PR c++/85285 - ICE with flexible array after substitution.
222 * pt.c (instantiate_class_template_1): Check for flexible array in
225 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
228 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
229 issue a pedwarn and defer trying to do bindings.
231 2018-04-09 Jason Merrill <jason@redhat.com>
233 PR c++/85279 - dump_expr doesn't understand decltype.
234 * error.c (dump_expr): Handle DECLTYPE_TYPE.
236 PR c++/85262 - ICE with redundant qualification on constructor.
237 * call.c (build_new_method_call_1): Move make_args_non_dependent
238 after A::A() handling.
240 PR c++/85277 - ICE with invalid offsetof.
241 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
242 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
244 PR c++/85264 - ICE with excess template-parameter-list.
245 * parser.c (cp_parser_check_template_parameters): Add template_id_p
246 parameter. Don't allow an extra template header if true.
247 (cp_parser_class_head): Pass template_id_p.
248 (cp_parser_elaborated_type_specifier): Likewise.
249 (cp_parser_alias_declaration): Likewise.
250 (cp_parser_check_declarator_template_parameters): Likewise.
252 2018-04-09 Jakub Jelinek <jakub@redhat.com>
255 * parser.c (cp_parser_simple_declaration): For structured bindings,
256 if *maybe_range_for_decl is NULL after parsing it, set it to
259 2018-04-09 Jason Merrill <jason@redhat.com>
261 PR c++/85256 - ICE capturing pointer to VLA.
262 * lambda.c (add_capture): Distinguish between variable-size and
263 variably-modified types.
265 2018-04-06 Jason Merrill <jason@redhat.com>
267 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
268 * pt.c (extract_locals_r): Remember local typedefs.
270 2018-04-06 David Malcolm <dmalcolm@redhat.com>
273 * name-lookup.c (struct std_name_hint): Move out of
274 get_std_name_hint; add field "min_dialect".
275 (get_std_name_hint): Add min_dialect values to all initializers.
276 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
277 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
278 <shared_mutex>, <string_view>, <thread>, and <variant>.
279 Add fstream, ifstream, and ofstream to <fstream>.
280 Add istringstream, ostringstream, and stringstream to <sstream>.
281 Add basic_string to <string>.
282 Add tuple_element and tuple_size to <tuple>.
283 Add declval to <utility>.
284 Fix ordering of <queue> and <tuple>.
285 Return a std_name_hint, rather than a const char *.
286 (get_cxx_dialect_name): New function.
287 (maybe_suggest_missing_std_header): Detect names that aren't yet
288 available in the current dialect, and instead of suggesting a
289 missing #include, warn about the dialect.
291 2018-04-06 Jakub Jelinek <jakub@redhat.com>
294 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
295 errorcount is set if tsubst doesn't return a VAR_DECL.
297 2018-04-06 David Malcolm <dmalcolm@redhat.com>
300 * name-lookup.c (using_directives_contain_std_p): New function.
301 (has_using_namespace_std_directive_p): New function.
302 (suggest_alternatives_for): Simplify if/else logic using early
303 returns. If no candidates were found, and there's a
304 "using namespace std;" directive, call
305 maybe_suggest_missing_std_header.
306 (maybe_suggest_missing_header): Split later part of the function
308 (maybe_suggest_missing_std_header): New.
310 2018-04-06 Jason Merrill <jason@redhat.com>
312 PR c++/85242 - ICE with class definition in template parm.
313 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
314 processing_template_parmlist.
316 PR c++/85240 - LTO ICE with using of undeduced auto fn.
317 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
319 2018-04-05 Jakub Jelinek <jakub@redhat.com>
322 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
323 is not prev, if prev == decl.
326 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
327 maybe_apply_pragma_weak here...
328 (cp_maybe_mangle_decomp): ... but call it here instead.
330 2018-04-05 Jason Merrill <jason@redhat.com>
332 PR c++/85136 - ICE with designated init in template.
333 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
334 designated initializer.
335 (check_array_designated_initializer): Update ce->index with the
338 PR c++/83808 - ICE with VLA initialization.
339 * typeck2.c (process_init_constructor_array): Don't require a VLA
340 initializer to have VLA type.
342 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
345 * call.c (convert_like_real): Fail gracefully for a broken
346 std::initializer_list, missing a definition.
348 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
350 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
353 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
354 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
356 2018-04-05 Jason Merrill <jason@redhat.com>
358 PR c++/82152 - ICE with class deduction and inherited ctor.
359 * pt.c (do_class_deduction): Ignore inherited ctors.
361 PR c++/84665 - ICE with array of empty class.
362 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
364 PR c++/85228 - ICE with lambda in enumerator in template.
365 * pt.c (bt_instantiate_type_proc): Don't assume
366 CLASSTYPE_TEMPLATE_INFO is non-null.
368 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
371 * decl.c (find_decomp_class_base): Check accessibility instead
372 of declared access, adjust diagnostic.
374 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
377 * decl.c (get_tuple_decomp_init): Check the templatedness
380 2018-04-05 Jason Merrill <jason@redhat.com>
382 PR c++/85200 - ICE with constexpr if in generic lambda.
383 * pt.c (extract_locals_r): Don't record the local specs of variables
384 declared within the pattern.
386 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
389 * pt.c (check_auto_in_tmpl_args): New.
390 (tsubst_qualified_id): Use it to reject template args
391 referencing auto for non-type templates.
392 * parser.c (cp_parser_template_id): Likewise.
393 * cp-tree.h (check_auto_in_tmpl_args): Declare.
394 * typeck2.c (build_functional_cast): Report correct location
395 for invalid use of auto.
397 2018-04-04 Jason Merrill <jason@redhat.com>
399 PR c++/85215 - ICE with copy-init from conversion.
400 * call.c (merge_conversion_sequences): Fix type of direct binding
403 PR c++/84938 - ICE with division by ~-1.
404 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
406 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
407 * parser.c (cp_parser_mem_initializer_list): Call
408 check_for_bare_parameter_packs.
410 2018-04-04 Jakub Jelinek <jakub@redhat.com>
413 * constexpr.c (cxx_eval_builtin_function_call): For calls to
414 builtin_valid_in_constant_expr_p functions, don't call
415 cxx_eval_constant_expression if argument is not
416 potential_constant_expression.
419 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
421 * semantics.c (calculate_bases): Add complain argument. Use
422 complete_type_or_maybe_complain instead of just complete_type and
423 return an empty vector if it fails. Move make_tree_vector () call
424 after early return. Formatting fixes.
425 (calculate_direct_bases): Likewise. Call release_tree_vector at the
427 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
428 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
429 calculate_direct_bases callers, formatting fixes.
431 2018-04-04 Jason Merrill <jason@redhat.com>
433 PR c++/85006 - -fconcepts ICE with A<auto...> return type
434 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
436 PR c++/85200 - ICE with constexpr if in generic lambda.
437 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
439 PR c++/84221 - bogus -Wunused with attribute and template.
440 * decl2.c (is_late_template_attribute): Handle unused and used
441 normally on non-TYPE_DECL.
443 PR c++/85135 - ICE with omitted template arguments.
444 * decl.c (grokdeclarator): Catch deduced class type in trailing
447 PR c++/85133 - ICE with missing concept initializer.
448 * decl.c (cp_finish_decl): If a concept initializer is missing, use
451 PR c++/85118 - wrong error with generic lambda and std::bind.
452 * call.c (add_template_conv_candidate): Disable if there are any
455 PR c++/85141 - ICE with compound assignment and static member fn.
456 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
459 PR c++/85148 - ICE with 'this' in array NSDMI.
460 * tree.c (replace_placeholders_r): Use handled_component_p.
462 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
465 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
466 * parser.c (cp_parser_unqualified_id): ..not here.
468 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
471 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
473 * decl2.c (mark_used): Return without effects if tf_conv.
475 2018-04-03 Jason Merrill <jason@redhat.com>
477 PR c++/85092 - C++17 ICE with unused list constructor.
478 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
481 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
482 * constexpr.c (cxx_eval_builtin_function_call): Only defer
483 __builtin_constant_p if ctx->quiet.
485 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
488 * pt.c (rewrite_template_parm): If the first argument is
489 error_mark_node return it immediately.
490 (build_deduction_guide): Check the return value of the
491 latter for error_mark_node.
492 (do_class_deduction): Check the return value of the latter.
494 2018-04-03 Jason Merrill <jason@redhat.com>
496 * semantics.c (finish_if_stmt_cond): Use
497 instantiation_dependent_expression_p.
499 PR c++/85149 - generic lambda and constexpr if.
500 * pt.c (build_extra_args, add_extra_args): Split from
501 tsubst_pack_expansion.
502 (tsubst_expr) [IF_STMT]: Use them.
503 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
505 * typeck.c (merge_types): Limit matching attribute shortcut to
508 2018-04-03 Jakub Jelinek <jakub@redhat.com>
511 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
514 * name-lookup.c (handle_namespace_attrs): Return early if attributes
518 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
519 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
520 instead for static data members clear init and set DECL_EXTERNAL.
522 2018-04-02 Jason Merrill <jason@redhat.com>
524 PR c++/64095 - auto... parameter pack.
525 * parser.c (cp_parser_parameter_declaration): Handle turning autos
527 (cp_parser_parameter_declaration_list): Not here.
529 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
532 * class.c (instantiate_type): Peel off SAVE_EXPR before
535 2018-03-30 Jason Merrill <jason@redhat.com>
537 * typeck2.c (process_init_constructor_record): Use
538 init_list_type_node for the CONSTRUCTOR around an anonymous union
539 designated initializer.
541 2018-03-30 Jakub Jelinek <jakub@redhat.com>
544 * semantics.c (finish_omp_reduction_clause): If
545 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
546 even if processing_template_decl.
548 2018-03-29 David Malcolm <dmalcolm@redhat.com>
551 * name-lookup.c (get_std_name_hint): Add names from <memory>,
552 <tuple>, and <utility>.
554 2018-03-29 Jason Merrill <jason@redhat.com>
556 PR c++/85093 - too many template args with pack expansion.
557 * pt.c (coerce_template_parms): Keep pack expansion args that will
560 2018-03-29 Jason Merrill <jason@redhat.com>
562 * pt.c (build_non_dependent_expr): Propagate expr location.
564 2018-03-27 Jason Merrill <jason@redhat.com>
566 PR c++/85060 - wrong-code with call to base member in template.
567 * search.c (any_dependent_bases_p): Check uses_template_parms
568 rather than processing_template_decl.
570 2018-03-29 David Malcolm <dmalcolm@redhat.com>
573 * typeck.c (convert_for_assignment): When complaining due to
574 conversions for an argument, attempt to use the location of the
577 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
580 * pt.c (tsubst_default_argument): Early return if the type of the
581 parameter is erroneous.
583 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
586 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
590 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
592 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
595 * method.c (defaulted_late_check): Partially revert r253321 changes,
596 do not early return upon error.
598 2018-03-27 Jakub Jelinek <jakub@redhat.com>
601 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
602 type call fold to generate VECTOR_CSTs when possible.
605 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
606 return it right away.
608 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
610 * search.c (check_final_overrider): Use inform instead of error
611 for the diagnostics of the overridden functions. Tweak wording.
613 2018-03-27 Jakub Jelinek <jakub@redhat.com>
616 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
617 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
619 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
620 Jason Merrill <jason@redhat.com>
623 * init.c (build_aggr_init): When initializing from array,
624 reject anything but CONSTRUCTORs and TARGET_EXPRs.
625 (build_vec_init): Handle separately ARRAY_TYPEs.
627 2018-03-26 Jason Merrill <jason@redhat.com>
629 PR c++/85062 - ICE with alignas in wrong place.
630 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
633 PR c++/85049 - ICE with __integer_pack.
634 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
635 * cp-tree.h (TEMPLATE_PARM_P): New.
637 2018-03-23 Jason Merrill <jason@redhat.com>
639 PR c++/78489 - wrong SFINAE behavior.
642 * pt.c (type_unification_real): Don't defer substitution failure.
644 2018-03-23 Jakub Jelinek <jakub@redhat.com>
647 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
651 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
652 cp_build_unary_op call with gcc_unreachable ().
654 2018-03-23 Marek Polacek <polacek@redhat.com>
657 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
658 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
659 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
661 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
664 * parser.c (cp_parser_perform_range_for_lookup): Change
665 the condition for deciding whether to use members.
667 2018-03-23 Marek Polacek <polacek@redhat.com>
670 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
672 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
675 * parser.c (cp_parser_alias_declaration): Call
676 parser_check_template_parameters.
679 * pt.c (resolve_typename_type): Drop assert that stopped
680 simplification to template-independent types. Add assert to
681 verify the initial scope is template dependent.
682 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
683 Reparse the id expression as a type-name, not a declarator.
686 * init.c (build_vec_init): Error at parenthesized array init.
691 * cp-tree.h (temp_override): New template class, generalizing
692 a cleanup that was only used...
693 * parser.c (cp_parser_parameter_declaration_clause):
694 ... here for auto_is_implicit_function_template_parm_p.
695 (cp_parser_gnu_attributes_opt): Use it here as well.
696 (cp_parser_std_attribute): Likewise.
698 2018-03-22 Marek Polacek <polacek@redhat.com>
701 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
704 2018-03-21 Jason Merrill <jason@redhat.com>
706 PR c++/81311 - wrong C++17 overload resolution.
707 * call.c (build_user_type_conversion_1): Remove C++17 code.
708 (conv_binds_ref_to_prvalue): New.
709 (build_over_call): Handle C++17 copy elision.
710 (build_special_member_call): Only do C++17 copy elision here if the
711 argument is already the right type.
713 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
716 * init.c (build_vec_init): Silence error, former sorry,
721 * parser.c (abort_fully_implicit_template_p): New.
722 (cp_parser_skip_to_end_of_statement): Use it.
723 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
724 (finish_fully_implicit_template_p): Clear
725 implicit_template_parms and implicit_template_scope.
727 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
730 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
731 error_mark_node when check_array_designated_initializer fails.
733 2018-03-21 Jakub Jelinek <jakub@redhat.com>
736 * cp-tree.h (genericize_compound_lvalue): Declare.
737 * typeck.c (genericize_compound_lvalue): New function.
738 (unary_complex_lvalue, cp_build_modify_expr): Use it.
739 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
740 and PREDECREMENT_EXPR in output and "m" constrained input operands with
741 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
742 COMPOUND_EXPR operand.
744 2018-03-21 Nathan Sidwell <nathan@acm.org>
747 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
748 * decl2.c (vague_linkage_p): Likewise.
750 2018-03-21 David Malcolm <dmalcolm@redhat.com>
753 * constexpr.c (constexpr_fn_retval): Make non-"static".
754 * cp-tree.h (constexpr_fn_retval): New decl.
755 * search.c (direct_accessor_p): Update leading comment.
756 (reference_accessor_p): Likewise.
757 (field_accessor_p): Replace check that function body is a
758 RETURN_EXPR with a call to constexpr_fn_retval. Fix
759 indentation of "field_type" decl.
761 2018-03-21 Nathan Sidwell <nathan@acm.org>
764 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
767 2018-03-21 Martin Sebor <msebor@redhat.com>
770 * call.c (first_non_public_field): New template and function.
771 (first_non_trivial_field): New function.
772 (maybe_warn_class_memaccess): Call them.
774 2018-03-21 David Malcolm <dmalcolm@redhat.com>
777 * search.c (field_accessor_p): Use class_of_this_parm rather than
778 type_of_this_parm, to check that "this" is a "const T *", rather
781 2018-03-21 Nathan Sidwell <nathan@acm.org>
783 * class.c (finish_struct_anon_r): Refactor, deprecate anything
784 other than public non-static data members.
785 * parser.c (cp_parser_init_declarator): Deprecate attributes after
786 parenthesized initializer.
789 * name-lookup.c (update_binding): Correct logic for local binding
792 2018-03-21 Marek Polacek <polacek@redhat.com>
794 PR c++/71638, ICE with NSDMI and reference.
795 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
796 even when we replace an element.
798 2018-03-20 Marek Polacek <polacek@redhat.com>
800 PR c++/84978, ICE with NRVO.
801 * constexpr.c (cxx_eval_constant_expression): Handle the case when
802 a RESULT_DECL isn't in the hash map.
804 2018-03-20 Jason Merrill <jason@redhat.com>
806 PR c++/84978, ICE with NRVO.
807 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
808 (cp_get_callee_fndecl_nofold): New.
809 * cp-gimplify.c (cp_genericize_r): Use it instead.
810 * call.c (check_self_delegation): Likewise.
812 2018-03-20 Nathan Sidwell <nathan@acm.org>
815 * name-lookup.c (pushdecl_class_level): Push anon-struct's
816 member_vec, if there is one.
819 * cp-tree.h (lookup_list_keep): Declare.
820 * tree.c (lookup_list_keep): New, broken out of ...
821 (build_min): ... here. Call it.
822 * decl.c (cp_finish_decl): Call lookup_list_keep.
824 2018-03-19 Jason Merrill <jason@redhat.com>
826 PR c++/84937 - ICE with class deduction and auto.
827 * pt.c (rewrite_template_parm): Fix auto handling.
829 2018-03-19 Marek Polacek <polacek@redhat.com>
832 * pt.c (enclosing_instantiation_of): Check if fn is null.
835 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
836 as we evaluate the elements.
837 (cxx_eval_constant_expression): Verify constructor's flags
840 2018-03-19 Jason Merrill <jason@redhat.com>
842 PR c++/71834 - template-id with too few arguments.
843 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
845 2018-03-19 Nathan Sidwell <nathan@acm.org>
848 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
849 * pt.c (build_template_decl): Propagate language linkage.
852 * name-lookup.c (set_local_extern_decl_linkage): Defend against
855 2018-03-16 Jakub Jelinek <jakub@redhat.com>
858 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
860 * method.c (synthesize_method): Likewise.
861 * pt.c (convert_nontype_argument): Likewise.
863 2018-03-16 Jason Merrill <jason@redhat.com>
865 PR c++/84720 - ICE with rvalue ref non-type argument.
866 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
867 (convert_nontype_argument): Revert earlier change.
869 PR c++/80227 - SFINAE and negative array size.
870 * decl.c (compute_array_index_type): Use
871 build_converted_constant_expr and valid_constant_size_p.
873 PR c++/84906 - silent wrong code with ambiguous conversion.
874 * call.c (build_user_type_conversion_1): Set need_temporary_p on
875 ambiguous conversion.
876 (convert_like_real): Check it.
878 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
879 * call.c (build_special_member_call): Don't convert an init-list
880 argument directly to the class type.
882 2018-03-16 Jakub Jelinek <jakub@redhat.com>
886 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
887 (find_placeholder): Declare.
888 * tree.c (struct replace_placeholders_t): Add exp member.
889 (replace_placeholders_r): Don't walk into ctors with
890 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
891 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
892 (replace_placeholders): Initialize data.exp.
893 (find_placeholders_r, find_placeholders): New functions.
894 * typeck2.c (process_init_constructor_record,
895 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
896 if adding NSDMI on which find_placeholder returns true.
897 * call.c (build_over_call): Don't call replace_placeholders here.
898 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
899 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
901 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
904 2018-03-16 Jason Merrill <jason@redhat.com>
906 PR c++/83911 - ICE with multiversioned constructor.
907 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
909 * call.c (build_over_call): Not here.
911 2018-03-16 Jakub Jelinek <jakub@redhat.com>
914 * decl.c (reshape_init_class): Don't assert d->cur->index == field
915 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
917 2018-03-15 Jakub Jelinek <jakub@redhat.com>
920 * cp-tree.h (cp_warn_deprecated_use): Declare.
921 * tree.c (cp_warn_deprecated_use): New function.
922 * typeck2.c (build_functional_cast): Use it.
923 * decl.c (grokparms): Likewise.
924 (grokdeclarator): Likewise. Temporarily push nested class scope
925 around grokparms call for out of class member definitions.
927 2018-03-14 Jason Merrill <jason@redhat.com>
929 PR c++/84820 - no error for invalid qualified-id.
930 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
933 PR c++/84801 - ICE with unexpanded pack in lambda.
934 * pt.c (check_for_bare_parameter_packs): Don't return early for a
935 lambda in non-template context.
937 PR c++/81236 - auto variable and auto function
938 * pt.c (tsubst_baselink): Update the type of the BASELINK after
941 2018-03-14 Jason Merrill <jason@redhat.com>
943 PR c++/83916 - ICE with template template parameters.
944 * pt.c (convert_template_argument): Don't substitute into type of
945 non-type parameter if we don't have enough arg levels.
948 2018-03-14 Marek Polacek <polacek@redhat.com>
951 * semantics.c (finish_static_assert): Check
952 instantiation_dependent_expression_p instead of
953 {type,value}_dependent_expression_p.
955 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
956 Jason Merrill <jason@redhat.com>
958 PR c++/82336 - link error with list-init default argument.
959 * decl.c (check_default_argument): Unshare an initializer list.
961 2018-03-13 Jakub Jelinek <jakub@redhat.com>
964 * decl.c (duplicate_decls): For redefinition of built-in, use error
965 and return error_mark_node. For redeclaration, return error_mark_node
966 rather than olddecl if !flag_permissive.
968 2018-03-13 Jason Merrill <jason@redhat.com>
970 PR c++/82565 - ICE with concepts and generic lambda.
971 * pt.c (instantiate_decl): Clear fn_context for lambdas.
973 2018-03-13 Jason Merrill <jason@redhat.com>
975 PR c++/84720 - ICE with rvalue ref non-type argument.
976 * pt.c (convert_nontype_argument): Handle rvalue references.
978 PR c++/84839 - ICE with decltype of parameter pack.
979 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
980 instantiating dummy parms.
982 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
983 parameter even without -Wpedantic.
985 PR c++/84798 - ICE with auto in abstract function declarator.
986 * parser.c (cp_parser_parameter_declaration_clause): Check
987 parser->default_arg_ok_p.
989 2018-03-13 Jakub Jelinek <jakub@redhat.com>
992 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
993 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
994 sizetype. Formatting fixes.
996 2018-03-12 Jason Merrill <jason@redhat.com>
998 PR c++/84355 - ICE with deduction for member class template.
999 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
1000 CLASS_PLACEHOLDER_TEMPLATE.
1002 PR c++/84802 - ICE capturing uninstantiated class.
1003 * lambda.c (build_capture_proxy): Call complete_type.
1005 2018-03-09 Jason Merrill <jason@redhat.com>
1007 PR c++/84770 - ICE with typedef and parameter pack.
1008 * pt.c (verify_unstripped_args_1): Split out from
1009 verify_unstripped_args.
1011 PR c++/84785 - ICE with alias template and default targs.
1012 * pt.c (type_unification_real): Set processing_template_decl if
1015 PR c++/84752 - ICE with capture of constexpr array.
1016 * call.c (standard_conversion): Set rvaluedness_matches_p on the
1017 identity conversion under ck_lvalue.
1019 2018-03-09 Jason Merrill <jason@redhat.com>
1020 Paolo Carlini <paolo.carlini@oracle.com>
1024 * pt.c (any_erroneous_template_args_p): New.
1025 * cp-tree.h (any_erroneous_template_args_p): Declare it.
1026 * parser.c (cp_parser_class_specifier_1): Use it.
1028 2018-03-09 Jason Merrill <jason@redhat.com>
1030 PR c++/84726 - unnecessary capture of constant vars.
1031 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
1032 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
1033 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
1034 * lambda.c (is_constant_capture_proxy)
1035 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
1036 (prune_lambda_captures): New.
1037 (finish_lambda_function): Call prune_lambda_captures.
1039 2018-03-09 Jason Merrill <jason@redhat.com>
1040 Jakub Jelinek <jakub@redhat.com>
1043 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
1044 build ADDR_EXPR with REFERENCE_TYPE.
1045 (build_over_call): For purposes of check_function_arguments, if
1046 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
1047 its operand rather than the argument itself.
1049 2018-03-09 Jakub Jelinek <jakub@redhat.com>
1052 * decl.c (duplicate_decls): Don't override __* prefixed builtins
1053 except for __[^b]*_chk, instead issue permerror and for -fpermissive
1054 also a note and return olddecl.
1056 2018-03-09 Nathan Sidwell <nathan@acm.org>
1059 * name-lookup.c (do_pushdecl_with_scope): Only clear
1060 current_function_decl when pushing a non-class (i.e. namespace)
1063 2018-03-08 Jason Merrill <jason@redhat.com>
1064 Jakub Jelinek <jakub@redhat.com>
1067 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
1068 not calling mark_used for the benefit of -Wunused-function warning.
1070 2018-03-06 Jason Merrill <jason@redhat.com>
1072 * lambda.c (is_capture_proxy_with_ref): Remove.
1073 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
1075 2018-03-06 Marek Polacek <polacek@redhat.com>
1078 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
1081 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
1084 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
1085 only while processing template decls.
1086 * typeck.c (build_x_conditional_expr): Move wrapping of
1087 reference type around type...
1088 * call.c (build_conditional_expr_1): ... here. Rename
1089 is_lvalue to is_glvalue.
1090 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
1091 INDIRECT_REF of COND_EXPR too.
1094 * init.c (build_zero_init_1): Zero-initialize references.
1097 * semantics.c (finish_stmt_expr_expr): Reject unresolved
1098 overloads used as stmt expr values.
1100 2018-03-05 Jason Merrill <jason@redhat.com>
1102 PR c++/84708 - ICE with lambda in local class NSDMI.
1103 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
1106 2018-03-05 Jakub Jelinek <jakub@redhat.com>
1109 * constexpr.c (constexpr_call_hasher::equal): Return false if
1110 lhs->hash != rhs->hash. Change return 1 to return true and
1111 return 0 to return false.
1113 2018-03-05 Nathan Sidwell <nathan@acm.org>
1116 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
1118 2018-03-05 Marek Polacek <polacek@redhat.com>
1121 * decl.c (duplicate_decls): Check DECL_NAME before accessing
1124 2018-03-05 Nathan Sidwell <nathan@acm.org>
1127 * friend.c (do_friend): Restore check for identifier_p inside
1130 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
1133 * parser.c (cp_parser_lambda_introducer): Reject any capture not
1134 involving a VAR_DECL or a PARM_DECL.
1136 2018-03-05 Pádraig Brady <P@draigBrady.com>
1137 Jason Merrill <jason@redhat.com>
1138 Nathan Sidwell <nathan@acm.org>
1141 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
1143 2018-03-03 Jason Merrill <jason@redhat.com>
1145 PR c++/84686 - missing volatile loads.
1146 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
1148 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
1151 * optimize.c (maybe_thunk_body): Bail out immediately if either
1152 fns[0] or fns[1] is null.
1154 2018-03-02 Marek Polacek <polacek@redhat.com>
1157 * constexpr.c (get_array_or_vector_nelts): New.
1158 (cxx_eval_array_reference): Use it.
1159 (cxx_eval_vec_init_1): Likewise.
1160 (cxx_eval_store_expression): Likewise.
1162 2018-03-02 Jason Merrill <jason@redhat.com>
1164 * semantics.c (force_paren_expr): Remove redundant test.
1166 2018-03-02 Marek Polacek <polacek@redhat.com>
1169 * decl.c (cp_complete_array_type): Check error_mark_node.
1172 * typeck.c (cp_perform_integral_promotions): Check the result of
1175 2018-03-02 Jakub Jelinek <jakub@redhat.com>
1178 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
1179 RETURN instead of return.
1180 <case POINTER_PLUS_EXPR>: Likewise.
1181 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
1182 it instead of wrapping it into CONVERT_EXPR.
1184 2018-03-02 Jason Merrill <jason@redhat.com>
1187 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
1189 2018-03-02 Marek Polacek <polacek@redhat.com>
1192 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
1193 wrapped in VIEW_CONVERT_EXPR.
1195 2018-03-01 Martin Sebor <msebor@redhat.com>
1198 * decl.c (check_redeclaration_no_default_args): Merge attributes
1199 specified on redeclarations of the same function template.
1202 2018-03-01 Marek Polacek <polacek@redhat.com>
1203 Jason Merrill <jason@redhat.com>
1206 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1208 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1209 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1210 of instantiate_non_dependent_expr.
1211 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1213 2018-03-01 Nathan Sidwell <nathan@acm.org>
1216 * name-lookup.c (member_vec_dedup): Remove manually peeled
1217 iteration. Ignore dependent ctor inheritance.
1219 2018-03-01 Jason Merrill <jason@redhat.com>
1221 PR c++/71569 - decltype of template.
1222 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1224 2018-03-01 Marek Polacek <polacek@redhat.com>
1227 * constexpr.c (require_rvalue_constant_expression): New function.
1228 * cp-tree.h: Declare it.
1229 * semantics.c (finish_static_assert): Use it instead of
1230 require_potential_rvalue_constant_expression.
1232 2018-03-01 Jason Merrill <jason@redhat.com>
1233 Alexandre Oliva <aoliva@redhat.com>
1235 PR c++/71569 - ICE with redundant args on member variable template.
1236 * decl.c (start_decl): Handle partial specialization of member
1238 * pt.c (determine_specialization): Allow partial specialization
1239 of member variable template without specializing enclosing class.
1240 (process_partial_specialization): Improve error message.
1242 2018-02-28 Jason Merrill <jason@redhat.com>
1244 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1245 * pt.c (determine_specialization): Check ref-qualifier.
1247 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1250 * parser.c (cp_parser_attributes_opt): Formatting fix.
1251 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1252 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1254 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1255 instead of tentative parse to peek over optional attribute tokens
1256 to check for CPP_COLON after them.
1260 * pt.c (INCLUDE_STRING): Remove define.
1261 (warn_spec_missing_attributes): Use pretty_printer instead of
1262 std::string. Fix up inform call so that the list of attributes
1265 2018-02-28 Martin Sebor <msebor@redhat.com>
1268 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1271 2018-02-28 Nathan Sidwell <nathan@acm.org>
1274 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1275 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1276 regardless of want_type.
1277 (search_anon_aggr): Just use get_class_binding_direct.
1279 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1281 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1284 2018-02-27 Martin Sebor <msebor@redhat.com>
1286 * pt.c: Avoid including <string> directly.
1288 2018-02-27 Martin Sebor <msebor@redhat.com>
1292 * cp-tree.h (warn_spec_missing_attributes): New function.
1293 ((check_explicit_specialization): Add an argument. Call the above
1295 * decl.c (duplicate_decls): Avoid applying primary function template's
1296 attributes to its explicit specializations.
1297 cp/pt.c (warn_spec_missing_attributes): Define.
1299 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
1301 PR c++/71546 - lambda init-capture with qualified-id.
1302 * parser.c (cp_parser_lambda_introducer): Clear scope after
1303 each lambda capture.
1305 2018-02-27 Nathan Sidwell <nathan@acm.org>
1308 * name-lookup.h (get_member_slot): Rename ...
1309 (find_member_slot): ... here.
1310 (add_member_slot): New.
1311 * name-lookup.c (member_vec_linear_search): No need to check for
1313 (get_member_slot): Rename ...
1314 (find_member_slot): ... here. Don't add slot for incomplete class.
1315 (add_member_slot): New.
1316 * class.c (add_method): Adjust get_member_slot rename. Bail out
1317 if push_class_level_binding fails. Create slot and grok
1318 properties once we're committed to insertion.
1320 2018-02-27 Jason Merrill <jason@redhat.com>
1322 PR c++/84489 - dependent default template argument
1323 * pt.c (type_unification_real): Handle early substitution failure.
1325 2018-02-26 Jason Merrill <jason@redhat.com>
1327 PR c++/84560 - ICE capturing multi-dimensional VLA.
1328 * tree.c (array_of_runtime_bound_p): False if the element is
1331 PR c++/84441 - ICE with base initialized from ?:
1332 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1334 PR c++/84520 - ICE with generic lambda in NSDMI.
1335 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1336 'this' in a generic lambda instantiation.
1338 PR c++/84559 - ICE with constexpr VLA.
1339 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1340 for constexpr variable with VLA type.
1342 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1345 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1346 a valid constant initializer. Formatting fixes.
1348 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1351 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1352 returning NULL_TREE.
1353 (apply_late_template_attributes): Likewise.
1355 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1358 * parser.c (cp_parser_omp_var_list_no_open): Only call
1359 cp_parser_lookup_name_simple on names satisfying identifier_p.
1360 (cp_parser_oacc_routine): Likewise.
1362 2018-02-26 Jason Merrill <jason@redhat.com>
1364 PR c++/84551 - ICE with concepts and -g.
1365 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1367 2018-02-26 Marek Polacek <polacek@redhat.com>
1370 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1373 2018-02-26 Jason Merrill <jason@redhat.com>
1375 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1376 * call.c (build_over_call): Handle deleted functions in one place.
1378 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1381 * decl.c (redeclaration_error_message): Don't try to use
1382 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1384 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1386 * lambda.c (build_capture_proxy): Define static.
1387 * cp-tree.h (build_capture_proxy): Remove.
1389 2018-02-26 Marek Polacek <polacek@redhat.com>
1392 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1393 if name is error node.
1395 2018-02-25 Jason Merrill <jason@redhat.com>
1397 PR c++/84015 - ICE with class deduction and auto template parm.
1398 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1400 2018-02-24 Marek Polacek <polacek@redhat.com>
1403 * constexpr.c (maybe_constant_init_1): New function.
1404 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1405 (cxx_constant_init): New function.
1406 * cp-tree.h (cxx_constant_init): Declare.
1407 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1408 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1410 2018-02-22 Jason Merrill <jason@redhat.com>
1412 PR c++/70468 - ICE with constructor delegation via typedef.
1413 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1414 with constructor delegation.
1416 2018-02-22 Jason Merrill <jason@redhat.com>
1418 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1419 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1422 2018-02-22 Marek Polacek <polacek@redhat.com>
1425 * parser.c (cp_parser_braced_list): Use require_open instead of
1428 2018-02-21 Jason Merrill <jason@redhat.com>
1430 PR c++/84454 - ICE with pack expansion in signature.
1431 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1433 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1435 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1438 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1441 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1444 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1447 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1448 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1451 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1452 returns error_mark_node, return it immediately.
1453 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1454 error_mark_node, return error_mark_node.
1457 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1458 function_depth to avoid GC during finish_lambda_function.
1460 2018-02-19 Jason Merrill <jason@redhat.com>
1462 PR c++/84429 - ICE capturing VLA.
1463 * lambda.c (build_capture_proxy): Handle reference refs.
1465 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1468 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1469 either operand is error_mark_node, set current.lhs to that instead of
1470 creating a binary op with error_mark_node operands.
1473 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1475 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1478 * decl.c (grokdeclarator): Early return error_mark_node upon
1479 ill-formed friend declaration.
1481 2018-02-16 Marek Polacek <polacek@redhat.com>
1482 Jakub Jelinek <jakub@redhat.com>
1485 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1486 set *jump_target to anything if jump_target is NULL.
1488 2018-02-16 Jason Merrill <jason@redhat.com>
1490 PR c++/84151 - unnecessary volatile load with static member.
1491 * call.c (build_new_method_call_1): Avoid loading from a volatile
1492 lvalue used as the object argument for a static member function.
1494 PR c++/81853 - using-directive and constexpr.
1495 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1497 PR c++/84420 - ICE with structured binding in lambda.
1498 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1500 PR c++/83835 - C++17 error with constructor ctors.
1501 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1503 PR c++/82664 - ICE with reference to function template parm.
1504 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1507 PR c++/82764 - C++17 ICE with empty base
1508 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1510 2018-02-16 Jason Merrill <jason@redhat.com>
1512 PR c++/84421 - type-dependent if constexpr
1513 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1515 2018-02-16 Nathan Sidwell <nathan@acm.org>
1517 Deprecate -ffriend-injection.
1518 * decl.c (cxx_init_decl_processing): Emit warning on option.
1519 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1522 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
1525 * decl.c (check_special_function_return_type): Reject template
1526 template parameter in deduction guide.
1528 2018-02-16 Nathan Sidwell <nathan@acm.org>
1531 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1533 2018-02-15 Jason Merrill <jason@redhat.com>
1535 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1536 * call.c (convert_like_real): Don't use the copy-list-initialization
1537 shortcut for ck_base.
1539 PR c++/84045 - ICE with typedef and noexcept.
1540 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1542 PR c++/84376 - ICE with omitted template arguments.
1543 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1545 PR c++/84368 - wrong error with local variable in variadic lambda.
1546 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1547 local_specializations.
1549 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1552 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1555 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1558 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1561 2018-02-14 Nathan Sidwell <nathan@acm.org>
1563 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1564 (c_parse_final_cleanups): Restore input_location after emitting
1567 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1569 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1570 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1571 auto_deduction_context, tree, int): Add defaults.
1572 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1573 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1574 tsubst_flags_t argument.
1575 * init.c (build_new): Likewise.
1577 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1580 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1581 about return other than *this in assignment operators if
1582 retval is type dependent expression.
1584 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1587 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1588 save_expr for the G++ extension.
1590 2018-02-13 Jason Merrill <jason@redhat.com>
1592 PR c++/84080 - ICE with return type deduction and specialization.
1593 * pt.c (determine_specialization): Check uses_template_parms.
1595 Fix more variadic capture issues.
1596 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1597 (check_for_bare_parameter_packs): Check current_class_type for
1599 (extract_locals_r): Handle seeing a full instantiation of a pack.
1600 (tsubst_pack_expansion): Likewise. Force lambda capture.
1601 * parser.c (cp_parser_lambda_introducer): Don't
1602 check_for_bare_parameter_packs.
1604 PR c++/84338 - wrong variadic sizeof.
1605 * pt.c (argument_pack_select_arg): Like the macro, but look through
1607 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1608 (extract_fnparm_pack): Do make_pack_expansion.
1609 (extract_locals_r): Do strip a pack expansion.
1610 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1612 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1615 * parser.c (cp_parser_binary_expression): Use build_min instead of
1616 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1618 2018-02-12 Nathan Sidwell <nathan@acm.org>
1621 * parser.c (cp_parser_decltype): Push and pop
1622 deferring_access_checks. Reorganize to avoid goto.
1624 2018-02-12 Richard Biener <rguenther@suse.de>
1627 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1628 uniform constructors and delay allocating them fully.
1630 2018-02-09 Jason Merrill <jason@redhat.com>
1632 PR c++/84036 - ICE with variadic capture.
1633 Handle variadic capture proxies more like non-variadic.
1634 * lambda.c (build_capture_proxy): Remove workaround.
1635 * pt.c (find_parameter_packs_r): The proxy is a pack.
1636 (instantiate_class_template_1): Remove dead lambda code.
1637 (extract_fnparm_pack): Don't make_pack_expansion.
1638 (extract_locals_r): Don't strip a pack expansion.
1639 (tsubst_pack_expansion): Handle proxy packs. Use
1640 PACK_EXPANSION_EXTRA_ARGS less.
1641 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1642 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1643 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1644 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1645 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1647 2018-02-10 Jakub Jelinek <jakub@redhat.com>
1650 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1652 2018-02-09 Jason Merrill <jason@redhat.com>
1654 PR c++/81917 - ICE with void_t and partial specialization.
1655 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
1656 calling most_specialized_partial_spec.
1658 2018-02-09 Nathan Sidwell <nathan@acm.org>
1661 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
1662 Pass expr location to strict_aliasing_warning.
1664 2018-02-09 Jason Merrill <jason@redhat.com>
1666 PR c++/84296 - ICE with qualified-id in template.
1668 * pt.c (unknown_base_ref_p): New.
1669 (instantiation_dependent_scope_ref_p): Use it instead of
1670 any_dependent_bases_p.
1672 2018-02-09 Marek Polacek <polacek@redhat.com>
1673 Jakub Jelinek <jakub@redhat.com>
1676 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
1677 fold_indirect_ref_1, including poly_*int64. Verify first that
1678 tree_fits_poly_int64_p (op01). Formatting fixes.
1680 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1682 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
1683 * lambda.c (build_capture_proxy): Likewise.
1684 * search.c (field_access_p): Likewise.
1685 * semantics.c (omp_clause_decl, omp_privatize_field,
1686 finish_omp_clauses): Likewise.
1688 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1691 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
1692 case of nullptr too.
1694 2018-02-08 Nathan Sidwell <nathan@acm.org>
1696 * class.c (finish_struct): Fix std:initializer_list diagnostic
1699 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1702 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
1704 2018-02-07 Jakub Jelinek <jakub@redhat.com>
1707 * parser.c (cp_parser_dot_deref_incomplete): New function.
1708 (cp_parser_postfix_dot_deref_expression): Use it.
1710 2018-02-07 David Malcolm <dmalcolm@redhat.com>
1714 * name-lookup.c (suggest_rid_p): New function.
1715 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
1718 2018-02-07 Jason Merrill <jason@redhat.com>
1720 PR c++/84182 - ICE with captured lambda
1722 * pt.c (extract_locals_r, extract_local_specs): New.
1723 (tsubst_pack_expansion): Use them.
1725 2018-02-07 Martin Liska <mliska@suse.cz>
1728 * class.c (add_method): Append argument value.
1729 * cp-tree.h (maybe_version_functions): Add new argument.
1730 * decl.c (decls_match): Call it if a declaration does not
1731 have DECL_FUNCTION_VERSIONED.
1732 (maybe_version_functions): record argument is added.
1734 2018-02-05 Marek Polacek <polacek@redhat.com>
1736 * class.c: Remove unused global variables.
1737 (build_primary_vtable): Don't gather statistics.
1738 (print_class_statistics): Remove.
1739 * cp-tree.h (print_class_statistics): Remove.
1740 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
1742 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
1744 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1745 * constexpr.c (cx_check_missing_mem_inits): Likewise.
1746 * decl.c (next_initializable_field, find_decomp_class_base,
1747 cp_finish_decomp): Likewise.
1748 * typeck2.c (process_init_constructor_record): Likewise.
1750 2018-02-02 Jason Merrill <jason@redhat.com>
1752 PR c++/84181 - ICE with lambda parm in template argument.
1753 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1755 2018-02-01 Jason Merrill <jason@redhat.com>
1757 PR c++/84160 - ICE with nested variadic capture.
1758 * lambda.c (is_capture_proxy_with_ref): New.
1759 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1761 * expr.c (mark_use): Use is_capture_proxy_with_ref.
1762 * constexpr.c (potential_constant_expression_1): Likewise.
1763 * semantics.c (process_outer_var_ref): Likewise.
1765 2018-02-01 Marek Polacek <polacek@redhat.com>
1768 * typeck.c (build_address): Relax the assert when
1769 processing_template_decl.
1771 2018-02-01 Jason Merrill <jason@redhat.com>
1773 PR c++/84126 - ICE with variadic generic lambda
1776 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1777 PACK_EXPANSION_EXTRA_ARGS.
1779 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
1782 * call.c (convert_like_real): If w're initializing from {} explicitly
1783 call abstract_virtuals_error_sfinae.
1785 2018-01-31 Jason Merrill <jason@redhat.com>
1786 Jakub Jelinek <jakub@redhat.com>
1789 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1790 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1793 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1796 * constexpr.c (diag_array_subscript): Emit different diagnostics
1797 if TYPE_DOMAIN (arraytype) is NULL.
1798 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1799 with NULL TYPE_DOMAIN use size_zero_node as nelts.
1801 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
1804 * semantics.c (finish_qualified_id_expr): When handling an
1805 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1807 2018-01-31 Marek Polacek <polacek@redhat.com>
1810 * cp-gimplify.c (cp_fold): Check if X is an error node before
1811 calling useless_type_conversion_p.
1813 2018-01-30 Jason Merrill <jason@redhat.com>
1815 PR c++/84091 - ICE with local class in lambda in template.
1816 * decl2.c (determine_visibility): Look for outer containing template
1819 PR c++/84098 - ICE with lambda in template NSDMI.
1820 * pt.c (instantiate_class_template_1): Ignore more lambdas.
1822 2018-01-29 Jason Merrill <jason@redhat.com>
1824 PR c++/68810 - wrong location for reinterpret_cast error.
1825 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1828 2018-01-29 Marek Polacek <polacek@redhat.com>
1831 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1832 => fooarray[1] in offset_int.
1834 2018-01-29 Jason Merrill <jason@redhat.com>
1836 PR c++/83942 - wrong unused warning with static_cast.
1837 * cvt.c (ocp_convert): Call mark_rvalue_use.
1839 2018-01-26 Jason Merrill <jason@redhat.com>
1841 PR c++/83956 - wrong dtor error with anonymous union
1842 * method.c (walk_field_subobs): Variant members only affect
1844 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1846 PR c++/84036 - ICE with variadic capture.
1848 * pt.c (tsubst_pack_expansion): When optimizing a simple
1849 substitution, pull a single pack expansion out of its pack.
1851 PR c++/82514 - ICE with local class in generic lambda.
1852 * pt.c (regenerated_lambda_fn_p): Remove.
1853 (enclosing_instantiation_of): Don't use it.
1854 (tsubst_function_decl): Call enclosing_instantiation_of.
1856 * pt.c (lookup_template_class_1): Add sanity check.
1857 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1859 2018-01-25 Jakub Jelinek <jakub@redhat.com>
1862 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
1863 recursive calls that return ret.
1864 (cp_finish_decomp): Ignore unnamed bitfields.
1866 2018-01-23 Jason Merrill <jason@redhat.com>
1868 PR c++/82249 - wrong mismatched pack length error.
1869 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1870 unsubstituted function parameter pack.
1872 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
1875 * decl.c (check_for_uninitialized_const_var): Not static; add
1876 bool and tsubst_flags_t parameters; adjust to be used both in
1877 constexpr context and not.
1878 * constexpr.c (potential_constant_expression_1): Use the above.
1879 * cp-tree.h (check_for_uninitialized_const_var): Declare.
1881 2018-01-23 Jason Merrill <jason@redhat.com>
1883 PR c++/83947 - ICE with auto declarations.
1884 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1885 * decl.c (undeduced_auto_decl): Limit to vars and fns.
1887 2018-01-23 David Malcolm <dmalcolm@redhat.com>
1890 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1891 for pointer to member function types.
1893 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1896 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1897 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1899 2018-01-23 Nathan Sidwell <nathan@acm.org>
1902 * pt.c (tsubst_baselink): Remove optype assert.
1903 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1905 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1908 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1909 refers to incomplete type.
1911 2018-01-23 Nathan Sidwell <nathan@acm.org>
1913 Deprecate ARM-era for scope handling
1914 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1915 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1917 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1919 * semantics.c (begin_for_scope): Flag_new_for_scope is
1921 (finish_for_stmt, begin_range_for_stmt): Likewise.
1923 2018-01-22 Jason Merrill <jason@redhat.com>
1926 * decl2.c (determine_visibility): Fix template_decl handling
1927 instead of blocking it.
1929 PR c++/83720 - ICE with lambda and LTO.
1930 * decl2.c (determine_visibility): Clear template_decl for
1931 function-scope decls. Propagate anonymous linkage from containing
1934 2018-01-22 Marek Polacek <polacek@redhat.com>
1937 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1940 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
1943 * decl.c (grokdeclarator): Don't diagnose extra parens
1946 2018-01-19 Jakub Jelinek <jakub@redhat.com>
1949 * call.c (joust): Use TREE_TYPE (source) if source is
1950 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1953 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1954 for direct enum init.
1955 * decl.c (reshape_init): Likewise.
1957 2018-01-19 Marek Polacek <polacek@redhat.com>
1959 * constexpr.c (fold_simple): Simplify.
1961 2018-01-18 Jason Merrill <jason@redhat.com>
1964 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1965 * pt.c (instantiation_dependent_scope_ref_p): True if
1966 any_dependent_bases_p.
1968 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1970 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1971 vs DECL_NONTRIVIALLY_INITIALIZED_P).
1973 2018-01-18 Jason Merrill <jason@redhat.com>
1975 PR c++/82461 - constexpr list-initialized member
1976 * constexpr.c (potential_constant_expression_1): Check
1977 TARGET_EXPR_DIRECT_INIT_P.
1979 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1982 * decl.c (xref_basetypes): Early return upon error about derived
1985 2018-01-18 Nathan Sidwell <nathan@acm.org>
1988 * cp-tree.h (mark_use): Declare.
1989 * expr.c (mark_use): Make extern.
1990 * call.c (direct_reference_binding): Set inner conv's
1991 rvaluedness_matches_p, if it is an identity.
1992 (convert_like_real): Mark lvalue or rvalue use for identity as
1993 rvaledness_matches_p demands.
1995 2018-01-18 Jakub Jelinek <jakub@redhat.com>
1998 * parser.c (attr_chainon): New function.
1999 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
2000 cp_parser_namespace_definition, cp_parser_init_declarator,
2001 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
2002 cp_parser_gnu_attributes_opt): Use it.
2003 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
2004 cp_parser_objc_struct_declaration): Likewise. Don't reset
2005 prefix_attributes if attributes is error_mark_node.
2007 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2010 * decl.c (grokdeclarator): Do not append the error_mark_node
2011 due to an erroneous optional attribute-specifier-seq.
2013 2018-01-17 Jakub Jelinek <jakub@redhat.com>
2016 * cp-gimplify.c (cp_maybe_instrument_return): Handle
2019 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2022 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
2023 error_mark_node when we give an error.
2024 * decl.c (cp_finish_decl): Use the latter.
2026 2018-01-17 Nathan Sidwell <nathan@acm.org>
2029 * init.c (build_raw_new_expr): Scan list for lookups to keep.
2031 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2034 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
2035 the C++ part. If processing a template, call
2036 fold_non_dependent_expr rather than fully folding.
2038 2018-01-17 Jason Merrill <jason@redhat.com>
2040 PR c++/81067 - redundant NULL warning.
2041 * call.c (convert_like_real): Restore null_node handling.
2043 2018-01-17 Jason Merrill <jason@redhat.com>
2045 PR c++/81843 - ICE with variadic member template.
2047 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
2050 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2053 * pt.c (type_dependent_expression_p): Strip any location wrapper
2054 before testing tree codes.
2055 (selftest::test_type_dependent_expression_p): New function.
2056 (selftest::cp_pt_c_tests): Call it.
2058 2018-01-17 Nathan Sidwell <nathan@acm.org>
2061 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
2062 this not a final instantiation.
2064 2018-01-16 Jason Merrill <jason@redhat.com>
2066 PR c++/83714 - ICE checking return in template.
2067 * typeck.c (check_return_expr): Call build_non_dependent_expr.
2069 2018-01-16 Jakub Jelinek <jakub@redhat.com>
2072 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
2073 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
2074 instead of CALL_FROM_THUNK_P.
2077 * name-lookup.c (member_vec_dedup): Return early if len is 0.
2078 (resort_type_member_vec, set_class_bindings,
2079 insert_late_enum_def_bindings): Use vec qsort method instead of
2080 calling qsort directly.
2082 2018-01-15 Martin Sebor <msebor@redhat.com>
2085 * class.c (find_flexarrays): Make a record of multiple flexible array
2088 2018-01-12 Jason Merrill <jason@redhat.com>
2090 PR c++/83186 - ICE with static_cast of list-initialized temporary.
2091 * typeck.c (build_static_cast): Use build_non_dependent_expr.
2093 2018-01-12 Nathan Sidwell <nathan@acm.org>
2095 * cp-tree.h (mark_rvalue_use): Add parm name.
2096 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
2098 * call.c (convert_like_real): Fix formatting.
2100 2018-01-11 Jason Merrill <jason@redhat.com>
2102 PR c++/82728 - wrong -Wunused-but-set-variable
2105 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
2106 * decl.c (case_conversion): Likewise.
2107 * semantics.c (finish_static_assert): Call
2108 perform_implicit_conversion_flags.
2110 2018-01-11 Nathan Sidwell <nathan@acm.org>
2112 * method.c (enum mangling_flags): Delete long-dead enum.
2114 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2116 * parser.c (cp_parser_std_attribute_spec): When
2117 token_pair::require_open / require_close return false simply
2118 return error_mark_node, avoid duplicate cp_parser_error about
2119 expected '(' / ')', respectively.
2121 2018-01-10 David Malcolm <dmalcolm@redhat.com>
2124 * call.c (null_ptr_cst_p): Strip location wrappers when
2125 converting from '0' to a pointer type in C++11 onwards.
2126 (conversion_null_warnings): Replace comparison with null_node with
2127 call to null_node_p.
2128 (build_over_call): Likewise.
2129 * cp-gimplify.c (cp_fold): Remove the early bailout when
2130 processing_template_decl.
2131 * cp-lang.c (selftest::run_cp_tests): Call
2132 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
2133 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
2134 (selftest::run_cp_tests): Move decl to bottom of file.
2135 (null_node_p): New inline function.
2136 (selftest::cp_pt_c_tests): New decl.
2137 (selftest::cp_tree_c_tests): New decl.
2138 * cvt.c (build_expr_type_conversion): Replace comparison with
2139 null_node with call to null_node_p.
2140 * error.c (args_to_string): Likewise.
2141 * except.c (build_throw): Likewise.
2142 * mangle.c (write_expression): Skip location wrapper nodes.
2143 * parser.c (literal_integer_zerop): New function.
2144 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
2145 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
2146 param of cp_parser_parenthesized_expression_list. When calling
2147 warn_for_memset, replace integer_zerop calls with
2148 literal_integer_zerop, eliminating the double logical negation
2149 cast to bool. Eliminate the special-casing for CONST_DECL in
2150 favor of the fold_for_warn within warn_for_memset.
2151 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
2152 param, defaulting to false. Convert "expr" to a cp_expr, and call
2153 maybe_add_location_wrapper on it when wrap_locations_p is true.
2154 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
2155 the result for RID_ALIGNOF and RID_SIZEOF.
2156 (cp_parser_builtin_offsetof): Likewise.
2157 * pt.c: Include "selftest.h".
2158 (tsubst_copy): Handle location wrappers.
2159 (tsubst_copy_and_build): Likewise.
2160 (build_non_dependent_expr): Likewise.
2161 (selftest::test_build_non_dependent_expr): New function.
2162 (selftest::cp_pt_c_tests): New function.
2163 * tree.c: Include "selftest.h".
2164 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
2165 (selftest::test_lvalue_kind): New function.
2166 (selftest::cp_tree_c_tests): New function.
2167 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
2168 (cp_build_binary_op): Replace comparison with null_node with call
2170 (build_address): Use location of operand when building address
2173 2018-01-10 Marek Polacek <polacek@redhat.com>
2176 * call.c (build_conditional_expr_1): Check complain before warning.
2177 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
2178 -Wduplicated-branches.
2180 2018-01-10 Jakub Jelinek <jakub@redhat.com>
2183 * call.c (maybe_warn_class_memaccess): Add forward declaration.
2184 Change last argument from tree * to const vec<tree, va_gc> *, adjust
2185 args uses and check number of operands too. Don't strip away any
2186 nops. Use maybe_constant_value when looking for INTEGER_CST args.
2187 Deal with src argument not having pointer type. Check
2188 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
2190 (build_over_call): Call maybe_warn_class_memaccess here on the
2192 (build_cxx_call): Rather than here on converted arguments.
2194 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2197 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2198 error_mark_node as second argument.
2200 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2203 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2204 in STATEMENT_LIST. Remove unneeded assert.
2206 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2207 Alan Hayward <alan.hayward@arm.com>
2208 David Sherwood <david.sherwood@arm.com>
2210 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2212 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2213 * call.c (build_conditional_expr_1): Likewise.
2214 * decl.c (cp_finish_decomp): Likewise.
2215 * mangle.c (write_type): Likewise.
2216 * typeck.c (structural_comptypes): Likewise.
2217 (cp_build_binary_op): Likewise.
2218 * typeck2.c (process_init_constructor_array): Likewise.
2220 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2223 * typeck.c (build_static_cast_1): For static casts to reference types,
2224 call build_base_path with flag_delete_null_pointer_checks as nonnull
2225 instead of always false. When -fsanitize=null, call
2226 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2227 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2228 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2230 2018-01-03 Nathan Sidwell <nathan@acm.org>
2233 * method.c (make_alias_for): Copy DECL_CONTEXT.
2235 2018-01-03 Marek Polacek <polacek@redhat.com>
2238 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2240 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2242 PR preprocessor/83602
2243 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2247 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2248 error_mark_node, return error_mark_node.
2250 Update copyright years.
2252 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2255 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2256 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2257 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2258 to false and return.
2259 (replace_placeholders): Pass NULL instead of &pset as last argument
2262 2018-01-02 Nathan Sidwell <nathan@acm.org>
2264 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2267 Copyright (C) 2018 Free Software Foundation, Inc.
2269 Copying and distribution of this file, with or without modification,
2270 are permitted in any medium without royalty provided the copyright
2271 notice and this notice are preserved.