1 2018-04-27 Nathan Sidwell <nathan@acm.org>
3 * cp-tree.h (TEMPLATE_INFO): Fix comments.
4 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
5 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
6 (dump, print_other_binding_stacks): Remove declarations.
7 * name-lookup.c (print_other_binding_stack): Make static.
8 * pt.c (build_template_decl): Make static.
10 2018-04-26 Jason Merrill <jason@redhat.com>
12 PR c++/85545 - ICE with noexcept PMF conversion.
13 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
15 2018-04-25 Nathan Sidwell <nathan@acm.org>
19 * cp-tree.h (REINTERPRET_CAST_P): New.
20 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
21 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
22 for non-trivial PTRMEM_CST cases.
23 * typeck.c (build_nop_reinterpret): New.
24 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
25 NOP_EXPRs returned by cp_convert.
27 2018-04-23 Jason Merrill <jason@redhat.com>
29 PR c++/69560 - wrong alignof(double) on x86.
30 CWG 1879 - Inadequate definition of alignment requirement.
31 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
32 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
33 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
34 (cxx_alignof_expr): Pass it.
35 * parser.c (cp_parser_unary_expression): Pass it.
36 * pt.c (tsubst_copy): Copy it.
37 (tsubst_copy_and_build): Pass it.
38 * decl.c (fold_sizeof_expr): Pass it.
40 2018-04-23 Jakub Jelinek <jakub@redhat.com>
41 Jason Merrill <jason@redhat.com>
43 PR c++/85470 - wrong error with static data member.
44 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
45 * typeck2.c (store_init_value): Likewise.
47 2018-04-20 Jakub Jelinek <jakub@redhat.com>
50 * cp-tree.h (tinst_level): Remove in_system_header_p member,
51 change refcount member from unsigned char to unsigned short,
52 add refcount_infinity static data member, adjust comments.
53 * pt.c (tinst_level::refcount_infinity): Define.
54 (inc_refcount_use): Remove assert, don't increment if refcount
55 is already refcount_infinity, adjust comment.
56 (dec_refcount_use): Remove assert, don't decrement if refcount
57 is refcount_infinity, adjust comment.
58 (push_tinst_level_loc): Formatting fix.
60 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
63 * pt.c (lookup_template_class_1): Check pushtag return value for
66 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
69 * cp-tree.h (tinst_level::free): Fix whitespace.
71 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
74 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
77 2018-04-18 Jakub Jelinek <jakub@redhat.com>
80 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
81 tricks from here to ...
82 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
83 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
85 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
88 * cp-tree.h (struct tinst_level): Split decl into tldcl and
89 targs. Add private split_list_p, tree_list_p, and not_list_p
90 inline const predicates; to_list private member function
91 declaration; free public member function declaration; list_p,
92 get_node and maybe_get_node accessors, and refcount data
93 member. Narrow errors to unsigned short.
94 * error.c (print_instantiation_full_context): Use new
96 (print_instantiation_partial_context_line): Likewise. Drop
97 const from tinst_level-typed parameter.
98 * mangle.c (mangle_decl_string): Likewise.
99 * pt.c (freelist): New template class.
100 (tree_list_freelist_head): New var.
101 (tree_list_freelist): New fn, along with specializations.
102 (tinst_level_freelist_head): New var.
103 (pending_template_freelist_head): Likewise.
104 (tinst_level_freelist, pending_template_freelist): New fns.
105 (tinst_level::to_list, tinst_level::free): Define.
106 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
107 (set_refcount_ptr): New template fn.
108 (add_pending_template): Adjust for refcounting, freelists and
110 (neglectable_inst_p): Take a NULL d as a non-DECL.
111 (limit_bad_template_recursion): Use new accessors.
112 (push_tinst_level): New overload to create the list.
113 (push_tinst_level_loc): Make it static, split decl into two
114 args, adjust tests and initialization to cope with split
115 lists, use freelist, adjust for refcounting.
116 (push_tinst_level_loc): New wrapper with the old interface.
117 (pop_tinst_level): Adjust for refcounting.
118 (record_last_problematic_instantiation): Likewise.
119 (reopen_tinst_level): Likewise. Use new accessors.
120 (instantiate_alias_template): Adjust for split list.
121 (fn_type_unification): Likewise.
122 (get_partial_spec_bindings): Likewise.
123 (instantiate_pending_templates): Use new accessors. Adjust
124 for refcount. Release pending_template to freelist.
125 (instantiating_current_function_p): Use new accessors.
127 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
130 * parser.c (cp_parser_builtin_offset): Reject type definitions.
131 * mangle.c (nested_anon_class_index): Avoid crash returning -1
132 if we've seen errors.
134 2018-04-12 David Malcolm <dmalcolm@redhat.com>
137 * name-lookup.c (macro_use_before_def::maybe_make): New function,
138 checking that the use is indeed before the definition.
139 (macro_use_before_def::macro_use_before_def): Make private.
140 (macro_use_before_def::~macro_use_before_def): Make private. Move
141 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
142 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
143 than using new directly.
145 2018-04-12 Jason Merrill <jason@redhat.com>
147 PR c++/85356 - ICE with pointer to member function.
148 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
149 flag_noexcept_type. Build the new spec within the function context.
150 * except.c (build_noexcept_spec): Do get constant value in templates
151 if flag_noexcept_type.
152 * decl.c (check_redeclaration_exception_specification): Don't
153 instantiate noexcept on a dependent declaration.
155 2018-04-12 Marek Polacek <polacek@redhat.com>
158 * constexpr.c (reduced_constant_expression_p): Return false for null
161 2018-04-11 Marek Polacek <polacek@redhat.com>
164 * constexpr.c (potential_constant_expression_1): Consider conversions
165 from classes to literal types potentially constant.
167 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
170 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
171 the type like TYPE_PTR_OR_PTRMEM_P.
173 2018-04-10 Jason Merrill <jason@redhat.com>
175 PR debug/65821 - wrong location for main().
176 * call.c (clear_location_r, convert_default_arg): Revert.
177 * tree.c (break_out_target_exprs): Add clear_location parm.
178 (struct bot_data): New.
179 (bot_manip): Clear location if requested.
180 * init.c (get_nsdmi): Pass clear_location.
182 2018-04-10 David Malcolm <dmalcolm@redhat.com>
185 * call.c (get_fndecl_argument_location): Make non-static.
186 * cp-tree.h (get_fndecl_argument_location): New decl.
187 * typeck.c (convert_for_assignment): When complaining due to
188 conversions for an argument, show the location of the parameter
191 2018-04-10 Jakub Jelinek <jakub@redhat.com>
193 PR c++/85312 - P0962 cleanup
194 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
197 2018-04-10 Jason Merrill <jason@redhat.com>
199 PR debug/65821 - wrong location for main().
200 * call.c (clear_location_r): New.
201 (convert_default_arg): Use it.
202 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
204 PR c++/85285 - ICE with flexible array after substitution.
205 * pt.c (instantiate_class_template_1): Check for flexible array in
208 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
211 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
212 issue a pedwarn and defer trying to do bindings.
214 2018-04-09 Jason Merrill <jason@redhat.com>
216 PR c++/85279 - dump_expr doesn't understand decltype.
217 * error.c (dump_expr): Handle DECLTYPE_TYPE.
219 PR c++/85262 - ICE with redundant qualification on constructor.
220 * call.c (build_new_method_call_1): Move make_args_non_dependent
221 after A::A() handling.
223 PR c++/85277 - ICE with invalid offsetof.
224 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
225 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
227 PR c++/85264 - ICE with excess template-parameter-list.
228 * parser.c (cp_parser_check_template_parameters): Add template_id_p
229 parameter. Don't allow an extra template header if true.
230 (cp_parser_class_head): Pass template_id_p.
231 (cp_parser_elaborated_type_specifier): Likewise.
232 (cp_parser_alias_declaration): Likewise.
233 (cp_parser_check_declarator_template_parameters): Likewise.
235 2018-04-09 Jakub Jelinek <jakub@redhat.com>
238 * parser.c (cp_parser_simple_declaration): For structured bindings,
239 if *maybe_range_for_decl is NULL after parsing it, set it to
242 2018-04-09 Jason Merrill <jason@redhat.com>
244 PR c++/85256 - ICE capturing pointer to VLA.
245 * lambda.c (add_capture): Distinguish between variable-size and
246 variably-modified types.
248 2018-04-06 Jason Merrill <jason@redhat.com>
250 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
251 * pt.c (extract_locals_r): Remember local typedefs.
253 2018-04-06 David Malcolm <dmalcolm@redhat.com>
256 * name-lookup.c (struct std_name_hint): Move out of
257 get_std_name_hint; add field "min_dialect".
258 (get_std_name_hint): Add min_dialect values to all initializers.
259 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
260 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
261 <shared_mutex>, <string_view>, <thread>, and <variant>.
262 Add fstream, ifstream, and ofstream to <fstream>.
263 Add istringstream, ostringstream, and stringstream to <sstream>.
264 Add basic_string to <string>.
265 Add tuple_element and tuple_size to <tuple>.
266 Add declval to <utility>.
267 Fix ordering of <queue> and <tuple>.
268 Return a std_name_hint, rather than a const char *.
269 (get_cxx_dialect_name): New function.
270 (maybe_suggest_missing_std_header): Detect names that aren't yet
271 available in the current dialect, and instead of suggesting a
272 missing #include, warn about the dialect.
274 2018-04-06 Jakub Jelinek <jakub@redhat.com>
277 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
278 errorcount is set if tsubst doesn't return a VAR_DECL.
280 2018-04-06 David Malcolm <dmalcolm@redhat.com>
283 * name-lookup.c (using_directives_contain_std_p): New function.
284 (has_using_namespace_std_directive_p): New function.
285 (suggest_alternatives_for): Simplify if/else logic using early
286 returns. If no candidates were found, and there's a
287 "using namespace std;" directive, call
288 maybe_suggest_missing_std_header.
289 (maybe_suggest_missing_header): Split later part of the function
291 (maybe_suggest_missing_std_header): New.
293 2018-04-06 Jason Merrill <jason@redhat.com>
295 PR c++/85242 - ICE with class definition in template parm.
296 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
297 processing_template_parmlist.
299 PR c++/85240 - LTO ICE with using of undeduced auto fn.
300 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
302 2018-04-05 Jakub Jelinek <jakub@redhat.com>
305 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
306 is not prev, if prev == decl.
309 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
310 maybe_apply_pragma_weak here...
311 (cp_maybe_mangle_decomp): ... but call it here instead.
313 2018-04-05 Jason Merrill <jason@redhat.com>
315 PR c++/85136 - ICE with designated init in template.
316 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
317 designated initializer.
318 (check_array_designated_initializer): Update ce->index with the
321 PR c++/83808 - ICE with VLA initialization.
322 * typeck2.c (process_init_constructor_array): Don't require a VLA
323 initializer to have VLA type.
325 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
328 * call.c (convert_like_real): Fail gracefully for a broken
329 std::initializer_list, missing a definition.
331 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
333 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
336 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
337 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
339 2018-04-05 Jason Merrill <jason@redhat.com>
341 PR c++/82152 - ICE with class deduction and inherited ctor.
342 * pt.c (do_class_deduction): Ignore inherited ctors.
344 PR c++/84665 - ICE with array of empty class.
345 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
347 PR c++/85228 - ICE with lambda in enumerator in template.
348 * pt.c (bt_instantiate_type_proc): Don't assume
349 CLASSTYPE_TEMPLATE_INFO is non-null.
351 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
354 * decl.c (find_decomp_class_base): Check accessibility instead
355 of declared access, adjust diagnostic.
357 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
360 * decl.c (get_tuple_decomp_init): Check the templatedness
363 2018-04-05 Jason Merrill <jason@redhat.com>
365 PR c++/85200 - ICE with constexpr if in generic lambda.
366 * pt.c (extract_locals_r): Don't record the local specs of variables
367 declared within the pattern.
369 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
372 * pt.c (check_auto_in_tmpl_args): New.
373 (tsubst_qualified_id): Use it to reject template args
374 referencing auto for non-type templates.
375 * parser.c (cp_parser_template_id): Likewise.
376 * cp-tree.h (check_auto_in_tmpl_args): Declare.
377 * typeck2.c (build_functional_cast): Report correct location
378 for invalid use of auto.
380 2018-04-04 Jason Merrill <jason@redhat.com>
382 PR c++/85215 - ICE with copy-init from conversion.
383 * call.c (merge_conversion_sequences): Fix type of direct binding
386 PR c++/84938 - ICE with division by ~-1.
387 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
389 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
390 * parser.c (cp_parser_mem_initializer_list): Call
391 check_for_bare_parameter_packs.
393 2018-04-04 Jakub Jelinek <jakub@redhat.com>
396 * constexpr.c (cxx_eval_builtin_function_call): For calls to
397 builtin_valid_in_constant_expr_p functions, don't call
398 cxx_eval_constant_expression if argument is not
399 potential_constant_expression.
402 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
404 * semantics.c (calculate_bases): Add complain argument. Use
405 complete_type_or_maybe_complain instead of just complete_type and
406 return an empty vector if it fails. Move make_tree_vector () call
407 after early return. Formatting fixes.
408 (calculate_direct_bases): Likewise. Call release_tree_vector at the
410 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
411 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
412 calculate_direct_bases callers, formatting fixes.
414 2018-04-04 Jason Merrill <jason@redhat.com>
416 PR c++/85006 - -fconcepts ICE with A<auto...> return type
417 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
419 PR c++/85200 - ICE with constexpr if in generic lambda.
420 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
422 PR c++/84221 - bogus -Wunused with attribute and template.
423 * decl2.c (is_late_template_attribute): Handle unused and used
424 normally on non-TYPE_DECL.
426 PR c++/85135 - ICE with omitted template arguments.
427 * decl.c (grokdeclarator): Catch deduced class type in trailing
430 PR c++/85133 - ICE with missing concept initializer.
431 * decl.c (cp_finish_decl): If a concept initializer is missing, use
434 PR c++/85118 - wrong error with generic lambda and std::bind.
435 * call.c (add_template_conv_candidate): Disable if there are any
438 PR c++/85141 - ICE with compound assignment and static member fn.
439 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
442 PR c++/85148 - ICE with 'this' in array NSDMI.
443 * tree.c (replace_placeholders_r): Use handled_component_p.
445 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
448 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
449 * parser.c (cp_parser_unqualified_id): ..not here.
451 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
454 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
456 * decl2.c (mark_used): Return without effects if tf_conv.
458 2018-04-03 Jason Merrill <jason@redhat.com>
460 PR c++/85092 - C++17 ICE with unused list constructor.
461 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
464 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
465 * constexpr.c (cxx_eval_builtin_function_call): Only defer
466 __builtin_constant_p if ctx->quiet.
468 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
471 * pt.c (rewrite_template_parm): If the first argument is
472 error_mark_node return it immediately.
473 (build_deduction_guide): Check the return value of the
474 latter for error_mark_node.
475 (do_class_deduction): Check the return value of the latter.
477 2018-04-03 Jason Merrill <jason@redhat.com>
479 * semantics.c (finish_if_stmt_cond): Use
480 instantiation_dependent_expression_p.
482 PR c++/85149 - generic lambda and constexpr if.
483 * pt.c (build_extra_args, add_extra_args): Split from
484 tsubst_pack_expansion.
485 (tsubst_expr) [IF_STMT]: Use them.
486 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
488 * typeck.c (merge_types): Limit matching attribute shortcut to
491 2018-04-03 Jakub Jelinek <jakub@redhat.com>
494 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
497 * name-lookup.c (handle_namespace_attrs): Return early if attributes
501 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
502 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
503 instead for static data members clear init and set DECL_EXTERNAL.
505 2018-04-02 Jason Merrill <jason@redhat.com>
507 PR c++/64095 - auto... parameter pack.
508 * parser.c (cp_parser_parameter_declaration): Handle turning autos
510 (cp_parser_parameter_declaration_list): Not here.
512 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
515 * class.c (instantiate_type): Peel off SAVE_EXPR before
518 2018-03-30 Jason Merrill <jason@redhat.com>
520 * typeck2.c (process_init_constructor_record): Use
521 init_list_type_node for the CONSTRUCTOR around an anonymous union
522 designated initializer.
524 2018-03-30 Jakub Jelinek <jakub@redhat.com>
527 * semantics.c (finish_omp_reduction_clause): If
528 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
529 even if processing_template_decl.
531 2018-03-29 David Malcolm <dmalcolm@redhat.com>
534 * name-lookup.c (get_std_name_hint): Add names from <memory>,
535 <tuple>, and <utility>.
537 2018-03-29 Jason Merrill <jason@redhat.com>
539 PR c++/85093 - too many template args with pack expansion.
540 * pt.c (coerce_template_parms): Keep pack expansion args that will
543 2018-03-29 Jason Merrill <jason@redhat.com>
545 * pt.c (build_non_dependent_expr): Propagate expr location.
547 2018-03-27 Jason Merrill <jason@redhat.com>
549 PR c++/85060 - wrong-code with call to base member in template.
550 * search.c (any_dependent_bases_p): Check uses_template_parms
551 rather than processing_template_decl.
553 2018-03-29 David Malcolm <dmalcolm@redhat.com>
556 * typeck.c (convert_for_assignment): When complaining due to
557 conversions for an argument, attempt to use the location of the
560 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
563 * pt.c (tsubst_default_argument): Early return if the type of the
564 parameter is erroneous.
566 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
569 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
573 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
575 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
578 * method.c (defaulted_late_check): Partially revert r253321 changes,
579 do not early return upon error.
581 2018-03-27 Jakub Jelinek <jakub@redhat.com>
584 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
585 type call fold to generate VECTOR_CSTs when possible.
588 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
589 return it right away.
591 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
593 * search.c (check_final_overrider): Use inform instead of error
594 for the diagnostics of the overridden functions. Tweak wording.
596 2018-03-27 Jakub Jelinek <jakub@redhat.com>
599 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
600 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
602 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
603 Jason Merrill <jason@redhat.com>
606 * init.c (build_aggr_init): When initializing from array,
607 reject anything but CONSTRUCTORs and TARGET_EXPRs.
608 (build_vec_init): Handle separately ARRAY_TYPEs.
610 2018-03-26 Jason Merrill <jason@redhat.com>
612 PR c++/85062 - ICE with alignas in wrong place.
613 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
616 PR c++/85049 - ICE with __integer_pack.
617 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
618 * cp-tree.h (TEMPLATE_PARM_P): New.
620 2018-03-23 Jason Merrill <jason@redhat.com>
622 PR c++/78489 - wrong SFINAE behavior.
625 * pt.c (type_unification_real): Don't defer substitution failure.
627 2018-03-23 Jakub Jelinek <jakub@redhat.com>
630 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
634 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
635 cp_build_unary_op call with gcc_unreachable ().
637 2018-03-23 Marek Polacek <polacek@redhat.com>
640 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
641 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
642 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
644 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
647 * parser.c (cp_parser_perform_range_for_lookup): Change
648 the condition for deciding whether to use members.
650 2018-03-23 Marek Polacek <polacek@redhat.com>
653 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
655 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
658 * parser.c (cp_parser_alias_declaration): Call
659 parser_check_template_parameters.
662 * pt.c (resolve_typename_type): Drop assert that stopped
663 simplification to template-independent types. Add assert to
664 verify the initial scope is template dependent.
665 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
666 Reparse the id expression as a type-name, not a declarator.
669 * init.c (build_vec_init): Error at parenthesized array init.
674 * cp-tree.h (temp_override): New template class, generalizing
675 a cleanup that was only used...
676 * parser.c (cp_parser_parameter_declaration_clause):
677 ... here for auto_is_implicit_function_template_parm_p.
678 (cp_parser_gnu_attributes_opt): Use it here as well.
679 (cp_parser_std_attribute): Likewise.
681 2018-03-22 Marek Polacek <polacek@redhat.com>
684 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
687 2018-03-21 Jason Merrill <jason@redhat.com>
689 PR c++/81311 - wrong C++17 overload resolution.
690 * call.c (build_user_type_conversion_1): Remove C++17 code.
691 (conv_binds_ref_to_prvalue): New.
692 (build_over_call): Handle C++17 copy elision.
693 (build_special_member_call): Only do C++17 copy elision here if the
694 argument is already the right type.
696 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
699 * init.c (build_vec_init): Silence error, former sorry,
704 * parser.c (abort_fully_implicit_template_p): New.
705 (cp_parser_skip_to_end_of_statement): Use it.
706 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
707 (finish_fully_implicit_template_p): Clear
708 implicit_template_parms and implicit_template_scope.
710 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
713 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
714 error_mark_node when check_array_designated_initializer fails.
716 2018-03-21 Jakub Jelinek <jakub@redhat.com>
719 * cp-tree.h (genericize_compound_lvalue): Declare.
720 * typeck.c (genericize_compound_lvalue): New function.
721 (unary_complex_lvalue, cp_build_modify_expr): Use it.
722 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
723 and PREDECREMENT_EXPR in output and "m" constrained input operands with
724 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
725 COMPOUND_EXPR operand.
727 2018-03-21 Nathan Sidwell <nathan@acm.org>
730 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
731 * decl2.c (vague_linkage_p): Likewise.
733 2018-03-21 David Malcolm <dmalcolm@redhat.com>
736 * constexpr.c (constexpr_fn_retval): Make non-"static".
737 * cp-tree.h (constexpr_fn_retval): New decl.
738 * search.c (direct_accessor_p): Update leading comment.
739 (reference_accessor_p): Likewise.
740 (field_accessor_p): Replace check that function body is a
741 RETURN_EXPR with a call to constexpr_fn_retval. Fix
742 indentation of "field_type" decl.
744 2018-03-21 Nathan Sidwell <nathan@acm.org>
747 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
750 2018-03-21 Martin Sebor <msebor@redhat.com>
753 * call.c (first_non_public_field): New template and function.
754 (first_non_trivial_field): New function.
755 (maybe_warn_class_memaccess): Call them.
757 2018-03-21 David Malcolm <dmalcolm@redhat.com>
760 * search.c (field_accessor_p): Use class_of_this_parm rather than
761 type_of_this_parm, to check that "this" is a "const T *", rather
764 2018-03-21 Nathan Sidwell <nathan@acm.org>
766 * class.c (finish_struct_anon_r): Refactor, deprecate anything
767 other than public non-static data members.
768 * parser.c (cp_parser_init_declarator): Deprecate attributes after
769 parenthesized initializer.
772 * name-lookup.c (update_binding): Correct logic for local binding
775 2018-03-21 Marek Polacek <polacek@redhat.com>
777 PR c++/71638, ICE with NSDMI and reference.
778 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
779 even when we replace an element.
781 2018-03-20 Marek Polacek <polacek@redhat.com>
783 PR c++/84978, ICE with NRVO.
784 * constexpr.c (cxx_eval_constant_expression): Handle the case when
785 a RESULT_DECL isn't in the hash map.
787 2018-03-20 Jason Merrill <jason@redhat.com>
789 PR c++/84978, ICE with NRVO.
790 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
791 (cp_get_callee_fndecl_nofold): New.
792 * cp-gimplify.c (cp_genericize_r): Use it instead.
793 * call.c (check_self_delegation): Likewise.
795 2018-03-20 Nathan Sidwell <nathan@acm.org>
798 * name-lookup.c (pushdecl_class_level): Push anon-struct's
799 member_vec, if there is one.
802 * cp-tree.h (lookup_list_keep): Declare.
803 * tree.c (lookup_list_keep): New, broken out of ...
804 (build_min): ... here. Call it.
805 * decl.c (cp_finish_decl): Call lookup_list_keep.
807 2018-03-19 Jason Merrill <jason@redhat.com>
809 PR c++/84937 - ICE with class deduction and auto.
810 * pt.c (rewrite_template_parm): Fix auto handling.
812 2018-03-19 Marek Polacek <polacek@redhat.com>
815 * pt.c (enclosing_instantiation_of): Check if fn is null.
818 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
819 as we evaluate the elements.
820 (cxx_eval_constant_expression): Verify constructor's flags
823 2018-03-19 Jason Merrill <jason@redhat.com>
825 PR c++/71834 - template-id with too few arguments.
826 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
828 2018-03-19 Nathan Sidwell <nathan@acm.org>
831 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
832 * pt.c (build_template_decl): Propagate language linkage.
835 * name-lookup.c (set_local_extern_decl_linkage): Defend against
838 2018-03-16 Jakub Jelinek <jakub@redhat.com>
841 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
843 * method.c (synthesize_method): Likewise.
844 * pt.c (convert_nontype_argument): Likewise.
846 2018-03-16 Jason Merrill <jason@redhat.com>
848 PR c++/84720 - ICE with rvalue ref non-type argument.
849 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
850 (convert_nontype_argument): Revert earlier change.
852 PR c++/80227 - SFINAE and negative array size.
853 * decl.c (compute_array_index_type): Use
854 build_converted_constant_expr and valid_constant_size_p.
856 PR c++/84906 - silent wrong code with ambiguous conversion.
857 * call.c (build_user_type_conversion_1): Set need_temporary_p on
858 ambiguous conversion.
859 (convert_like_real): Check it.
861 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
862 * call.c (build_special_member_call): Don't convert an init-list
863 argument directly to the class type.
865 2018-03-16 Jakub Jelinek <jakub@redhat.com>
869 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
870 (find_placeholder): Declare.
871 * tree.c (struct replace_placeholders_t): Add exp member.
872 (replace_placeholders_r): Don't walk into ctors with
873 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
874 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
875 (replace_placeholders): Initialize data.exp.
876 (find_placeholders_r, find_placeholders): New functions.
877 * typeck2.c (process_init_constructor_record,
878 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
879 if adding NSDMI on which find_placeholder returns true.
880 * call.c (build_over_call): Don't call replace_placeholders here.
881 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
882 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
884 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
887 2018-03-16 Jason Merrill <jason@redhat.com>
889 PR c++/83911 - ICE with multiversioned constructor.
890 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
892 * call.c (build_over_call): Not here.
894 2018-03-16 Jakub Jelinek <jakub@redhat.com>
897 * decl.c (reshape_init_class): Don't assert d->cur->index == field
898 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
900 2018-03-15 Jakub Jelinek <jakub@redhat.com>
903 * cp-tree.h (cp_warn_deprecated_use): Declare.
904 * tree.c (cp_warn_deprecated_use): New function.
905 * typeck2.c (build_functional_cast): Use it.
906 * decl.c (grokparms): Likewise.
907 (grokdeclarator): Likewise. Temporarily push nested class scope
908 around grokparms call for out of class member definitions.
910 2018-03-14 Jason Merrill <jason@redhat.com>
912 PR c++/84820 - no error for invalid qualified-id.
913 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
916 PR c++/84801 - ICE with unexpanded pack in lambda.
917 * pt.c (check_for_bare_parameter_packs): Don't return early for a
918 lambda in non-template context.
920 PR c++/81236 - auto variable and auto function
921 * pt.c (tsubst_baselink): Update the type of the BASELINK after
924 2018-03-14 Jason Merrill <jason@redhat.com>
926 PR c++/83916 - ICE with template template parameters.
927 * pt.c (convert_template_argument): Don't substitute into type of
928 non-type parameter if we don't have enough arg levels.
931 2018-03-14 Marek Polacek <polacek@redhat.com>
934 * semantics.c (finish_static_assert): Check
935 instantiation_dependent_expression_p instead of
936 {type,value}_dependent_expression_p.
938 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
939 Jason Merrill <jason@redhat.com>
941 PR c++/82336 - link error with list-init default argument.
942 * decl.c (check_default_argument): Unshare an initializer list.
944 2018-03-13 Jakub Jelinek <jakub@redhat.com>
947 * decl.c (duplicate_decls): For redefinition of built-in, use error
948 and return error_mark_node. For redeclaration, return error_mark_node
949 rather than olddecl if !flag_permissive.
951 2018-03-13 Jason Merrill <jason@redhat.com>
953 PR c++/82565 - ICE with concepts and generic lambda.
954 * pt.c (instantiate_decl): Clear fn_context for lambdas.
956 2018-03-13 Jason Merrill <jason@redhat.com>
958 PR c++/84720 - ICE with rvalue ref non-type argument.
959 * pt.c (convert_nontype_argument): Handle rvalue references.
961 PR c++/84839 - ICE with decltype of parameter pack.
962 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
963 instantiating dummy parms.
965 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
966 parameter even without -Wpedantic.
968 PR c++/84798 - ICE with auto in abstract function declarator.
969 * parser.c (cp_parser_parameter_declaration_clause): Check
970 parser->default_arg_ok_p.
972 2018-03-13 Jakub Jelinek <jakub@redhat.com>
975 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
976 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
977 sizetype. Formatting fixes.
979 2018-03-12 Jason Merrill <jason@redhat.com>
981 PR c++/84355 - ICE with deduction for member class template.
982 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
983 CLASS_PLACEHOLDER_TEMPLATE.
985 PR c++/84802 - ICE capturing uninstantiated class.
986 * lambda.c (build_capture_proxy): Call complete_type.
988 2018-03-09 Jason Merrill <jason@redhat.com>
990 PR c++/84770 - ICE with typedef and parameter pack.
991 * pt.c (verify_unstripped_args_1): Split out from
992 verify_unstripped_args.
994 PR c++/84785 - ICE with alias template and default targs.
995 * pt.c (type_unification_real): Set processing_template_decl if
998 PR c++/84752 - ICE with capture of constexpr array.
999 * call.c (standard_conversion): Set rvaluedness_matches_p on the
1000 identity conversion under ck_lvalue.
1002 2018-03-09 Jason Merrill <jason@redhat.com>
1003 Paolo Carlini <paolo.carlini@oracle.com>
1007 * pt.c (any_erroneous_template_args_p): New.
1008 * cp-tree.h (any_erroneous_template_args_p): Declare it.
1009 * parser.c (cp_parser_class_specifier_1): Use it.
1011 2018-03-09 Jason Merrill <jason@redhat.com>
1013 PR c++/84726 - unnecessary capture of constant vars.
1014 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
1015 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
1016 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
1017 * lambda.c (is_constant_capture_proxy)
1018 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
1019 (prune_lambda_captures): New.
1020 (finish_lambda_function): Call prune_lambda_captures.
1022 2018-03-09 Jason Merrill <jason@redhat.com>
1023 Jakub Jelinek <jakub@redhat.com>
1026 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
1027 build ADDR_EXPR with REFERENCE_TYPE.
1028 (build_over_call): For purposes of check_function_arguments, if
1029 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
1030 its operand rather than the argument itself.
1032 2018-03-09 Jakub Jelinek <jakub@redhat.com>
1035 * decl.c (duplicate_decls): Don't override __* prefixed builtins
1036 except for __[^b]*_chk, instead issue permerror and for -fpermissive
1037 also a note and return olddecl.
1039 2018-03-09 Nathan Sidwell <nathan@acm.org>
1042 * name-lookup.c (do_pushdecl_with_scope): Only clear
1043 current_function_decl when pushing a non-class (i.e. namespace)
1046 2018-03-08 Jason Merrill <jason@redhat.com>
1047 Jakub Jelinek <jakub@redhat.com>
1050 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
1051 not calling mark_used for the benefit of -Wunused-function warning.
1053 2018-03-06 Jason Merrill <jason@redhat.com>
1055 * lambda.c (is_capture_proxy_with_ref): Remove.
1056 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
1058 2018-03-06 Marek Polacek <polacek@redhat.com>
1061 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
1064 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
1067 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
1068 only while processing template decls.
1069 * typeck.c (build_x_conditional_expr): Move wrapping of
1070 reference type around type...
1071 * call.c (build_conditional_expr_1): ... here. Rename
1072 is_lvalue to is_glvalue.
1073 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
1074 INDIRECT_REF of COND_EXPR too.
1077 * init.c (build_zero_init_1): Zero-initialize references.
1080 * semantics.c (finish_stmt_expr_expr): Reject unresolved
1081 overloads used as stmt expr values.
1083 2018-03-05 Jason Merrill <jason@redhat.com>
1085 PR c++/84708 - ICE with lambda in local class NSDMI.
1086 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
1089 2018-03-05 Jakub Jelinek <jakub@redhat.com>
1092 * constexpr.c (constexpr_call_hasher::equal): Return false if
1093 lhs->hash != rhs->hash. Change return 1 to return true and
1094 return 0 to return false.
1096 2018-03-05 Nathan Sidwell <nathan@acm.org>
1099 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
1101 2018-03-05 Marek Polacek <polacek@redhat.com>
1104 * decl.c (duplicate_decls): Check DECL_NAME before accessing
1107 2018-03-05 Nathan Sidwell <nathan@acm.org>
1110 * friend.c (do_friend): Restore check for identifier_p inside
1113 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
1116 * parser.c (cp_parser_lambda_introducer): Reject any capture not
1117 involving a VAR_DECL or a PARM_DECL.
1119 2018-03-05 Pádraig Brady <P@draigBrady.com>
1120 Jason Merrill <jason@redhat.com>
1121 Nathan Sidwell <nathan@acm.org>
1124 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
1126 2018-03-03 Jason Merrill <jason@redhat.com>
1128 PR c++/84686 - missing volatile loads.
1129 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
1131 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
1134 * optimize.c (maybe_thunk_body): Bail out immediately if either
1135 fns[0] or fns[1] is null.
1137 2018-03-02 Marek Polacek <polacek@redhat.com>
1140 * constexpr.c (get_array_or_vector_nelts): New.
1141 (cxx_eval_array_reference): Use it.
1142 (cxx_eval_vec_init_1): Likewise.
1143 (cxx_eval_store_expression): Likewise.
1145 2018-03-02 Jason Merrill <jason@redhat.com>
1147 * semantics.c (force_paren_expr): Remove redundant test.
1149 2018-03-02 Marek Polacek <polacek@redhat.com>
1152 * decl.c (cp_complete_array_type): Check error_mark_node.
1155 * typeck.c (cp_perform_integral_promotions): Check the result of
1158 2018-03-02 Jakub Jelinek <jakub@redhat.com>
1161 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
1162 RETURN instead of return.
1163 <case POINTER_PLUS_EXPR>: Likewise.
1164 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
1165 it instead of wrapping it into CONVERT_EXPR.
1167 2018-03-02 Jason Merrill <jason@redhat.com>
1170 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
1172 2018-03-02 Marek Polacek <polacek@redhat.com>
1175 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
1176 wrapped in VIEW_CONVERT_EXPR.
1178 2018-03-01 Martin Sebor <msebor@redhat.com>
1181 * decl.c (check_redeclaration_no_default_args): Merge attributes
1182 specified on redeclarations of the same function template.
1185 2018-03-01 Marek Polacek <polacek@redhat.com>
1186 Jason Merrill <jason@redhat.com>
1189 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1191 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1192 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1193 of instantiate_non_dependent_expr.
1194 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1196 2018-03-01 Nathan Sidwell <nathan@acm.org>
1199 * name-lookup.c (member_vec_dedup): Remove manually peeled
1200 iteration. Ignore dependent ctor inheritance.
1202 2018-03-01 Jason Merrill <jason@redhat.com>
1204 PR c++/71569 - decltype of template.
1205 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1207 2018-03-01 Marek Polacek <polacek@redhat.com>
1210 * constexpr.c (require_rvalue_constant_expression): New function.
1211 * cp-tree.h: Declare it.
1212 * semantics.c (finish_static_assert): Use it instead of
1213 require_potential_rvalue_constant_expression.
1215 2018-03-01 Jason Merrill <jason@redhat.com>
1216 Alexandre Oliva <aoliva@redhat.com>
1218 PR c++/71569 - ICE with redundant args on member variable template.
1219 * decl.c (start_decl): Handle partial specialization of member
1221 * pt.c (determine_specialization): Allow partial specialization
1222 of member variable template without specializing enclosing class.
1223 (process_partial_specialization): Improve error message.
1225 2018-02-28 Jason Merrill <jason@redhat.com>
1227 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1228 * pt.c (determine_specialization): Check ref-qualifier.
1230 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1233 * parser.c (cp_parser_attributes_opt): Formatting fix.
1234 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1235 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1237 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1238 instead of tentative parse to peek over optional attribute tokens
1239 to check for CPP_COLON after them.
1243 * pt.c (INCLUDE_STRING): Remove define.
1244 (warn_spec_missing_attributes): Use pretty_printer instead of
1245 std::string. Fix up inform call so that the list of attributes
1248 2018-02-28 Martin Sebor <msebor@redhat.com>
1251 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1254 2018-02-28 Nathan Sidwell <nathan@acm.org>
1257 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1258 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1259 regardless of want_type.
1260 (search_anon_aggr): Just use get_class_binding_direct.
1262 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1264 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1267 2018-02-27 Martin Sebor <msebor@redhat.com>
1269 * pt.c: Avoid including <string> directly.
1271 2018-02-27 Martin Sebor <msebor@redhat.com>
1275 * cp-tree.h (warn_spec_missing_attributes): New function.
1276 ((check_explicit_specialization): Add an argument. Call the above
1278 * decl.c (duplicate_decls): Avoid applying primary function template's
1279 attributes to its explicit specializations.
1280 cp/pt.c (warn_spec_missing_attributes): Define.
1282 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
1284 PR c++/71546 - lambda init-capture with qualified-id.
1285 * parser.c (cp_parser_lambda_introducer): Clear scope after
1286 each lambda capture.
1288 2018-02-27 Nathan Sidwell <nathan@acm.org>
1291 * name-lookup.h (get_member_slot): Rename ...
1292 (find_member_slot): ... here.
1293 (add_member_slot): New.
1294 * name-lookup.c (member_vec_linear_search): No need to check for
1296 (get_member_slot): Rename ...
1297 (find_member_slot): ... here. Don't add slot for incomplete class.
1298 (add_member_slot): New.
1299 * class.c (add_method): Adjust get_member_slot rename. Bail out
1300 if push_class_level_binding fails. Create slot and grok
1301 properties once we're committed to insertion.
1303 2018-02-27 Jason Merrill <jason@redhat.com>
1305 PR c++/84489 - dependent default template argument
1306 * pt.c (type_unification_real): Handle early substitution failure.
1308 2018-02-26 Jason Merrill <jason@redhat.com>
1310 PR c++/84560 - ICE capturing multi-dimensional VLA.
1311 * tree.c (array_of_runtime_bound_p): False if the element is
1314 PR c++/84441 - ICE with base initialized from ?:
1315 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1317 PR c++/84520 - ICE with generic lambda in NSDMI.
1318 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1319 'this' in a generic lambda instantiation.
1321 PR c++/84559 - ICE with constexpr VLA.
1322 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1323 for constexpr variable with VLA type.
1325 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1328 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1329 a valid constant initializer. Formatting fixes.
1331 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1334 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1335 returning NULL_TREE.
1336 (apply_late_template_attributes): Likewise.
1338 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1341 * parser.c (cp_parser_omp_var_list_no_open): Only call
1342 cp_parser_lookup_name_simple on names satisfying identifier_p.
1343 (cp_parser_oacc_routine): Likewise.
1345 2018-02-26 Jason Merrill <jason@redhat.com>
1347 PR c++/84551 - ICE with concepts and -g.
1348 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1350 2018-02-26 Marek Polacek <polacek@redhat.com>
1353 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1356 2018-02-26 Jason Merrill <jason@redhat.com>
1358 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1359 * call.c (build_over_call): Handle deleted functions in one place.
1361 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1364 * decl.c (redeclaration_error_message): Don't try to use
1365 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1367 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1369 * lambda.c (build_capture_proxy): Define static.
1370 * cp-tree.h (build_capture_proxy): Remove.
1372 2018-02-26 Marek Polacek <polacek@redhat.com>
1375 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1376 if name is error node.
1378 2018-02-25 Jason Merrill <jason@redhat.com>
1380 PR c++/84015 - ICE with class deduction and auto template parm.
1381 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1383 2018-02-24 Marek Polacek <polacek@redhat.com>
1386 * constexpr.c (maybe_constant_init_1): New function.
1387 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1388 (cxx_constant_init): New function.
1389 * cp-tree.h (cxx_constant_init): Declare.
1390 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1391 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1393 2018-02-22 Jason Merrill <jason@redhat.com>
1395 PR c++/70468 - ICE with constructor delegation via typedef.
1396 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1397 with constructor delegation.
1399 2018-02-22 Jason Merrill <jason@redhat.com>
1401 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1402 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1405 2018-02-22 Marek Polacek <polacek@redhat.com>
1408 * parser.c (cp_parser_braced_list): Use require_open instead of
1411 2018-02-21 Jason Merrill <jason@redhat.com>
1413 PR c++/84454 - ICE with pack expansion in signature.
1414 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1416 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1418 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1421 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1424 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1427 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1430 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1431 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1434 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1435 returns error_mark_node, return it immediately.
1436 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1437 error_mark_node, return error_mark_node.
1440 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1441 function_depth to avoid GC during finish_lambda_function.
1443 2018-02-19 Jason Merrill <jason@redhat.com>
1445 PR c++/84429 - ICE capturing VLA.
1446 * lambda.c (build_capture_proxy): Handle reference refs.
1448 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1451 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1452 either operand is error_mark_node, set current.lhs to that instead of
1453 creating a binary op with error_mark_node operands.
1456 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1458 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1461 * decl.c (grokdeclarator): Early return error_mark_node upon
1462 ill-formed friend declaration.
1464 2018-02-16 Marek Polacek <polacek@redhat.com>
1465 Jakub Jelinek <jakub@redhat.com>
1468 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1469 set *jump_target to anything if jump_target is NULL.
1471 2018-02-16 Jason Merrill <jason@redhat.com>
1473 PR c++/84151 - unnecessary volatile load with static member.
1474 * call.c (build_new_method_call_1): Avoid loading from a volatile
1475 lvalue used as the object argument for a static member function.
1477 PR c++/81853 - using-directive and constexpr.
1478 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1480 PR c++/84420 - ICE with structured binding in lambda.
1481 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1483 PR c++/83835 - C++17 error with constructor ctors.
1484 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1486 PR c++/82664 - ICE with reference to function template parm.
1487 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1490 PR c++/82764 - C++17 ICE with empty base
1491 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1493 2018-02-16 Jason Merrill <jason@redhat.com>
1495 PR c++/84421 - type-dependent if constexpr
1496 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1498 2018-02-16 Nathan Sidwell <nathan@acm.org>
1500 Deprecate -ffriend-injection.
1501 * decl.c (cxx_init_decl_processing): Emit warning on option.
1502 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1505 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
1508 * decl.c (check_special_function_return_type): Reject template
1509 template parameter in deduction guide.
1511 2018-02-16 Nathan Sidwell <nathan@acm.org>
1514 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1516 2018-02-15 Jason Merrill <jason@redhat.com>
1518 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1519 * call.c (convert_like_real): Don't use the copy-list-initialization
1520 shortcut for ck_base.
1522 PR c++/84045 - ICE with typedef and noexcept.
1523 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1525 PR c++/84376 - ICE with omitted template arguments.
1526 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1528 PR c++/84368 - wrong error with local variable in variadic lambda.
1529 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1530 local_specializations.
1532 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1535 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1538 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1541 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1544 2018-02-14 Nathan Sidwell <nathan@acm.org>
1546 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1547 (c_parse_final_cleanups): Restore input_location after emitting
1550 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1552 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1553 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1554 auto_deduction_context, tree, int): Add defaults.
1555 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1556 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1557 tsubst_flags_t argument.
1558 * init.c (build_new): Likewise.
1560 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1563 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1564 about return other than *this in assignment operators if
1565 retval is type dependent expression.
1567 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1570 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1571 save_expr for the G++ extension.
1573 2018-02-13 Jason Merrill <jason@redhat.com>
1575 PR c++/84080 - ICE with return type deduction and specialization.
1576 * pt.c (determine_specialization): Check uses_template_parms.
1578 Fix more variadic capture issues.
1579 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1580 (check_for_bare_parameter_packs): Check current_class_type for
1582 (extract_locals_r): Handle seeing a full instantiation of a pack.
1583 (tsubst_pack_expansion): Likewise. Force lambda capture.
1584 * parser.c (cp_parser_lambda_introducer): Don't
1585 check_for_bare_parameter_packs.
1587 PR c++/84338 - wrong variadic sizeof.
1588 * pt.c (argument_pack_select_arg): Like the macro, but look through
1590 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1591 (extract_fnparm_pack): Do make_pack_expansion.
1592 (extract_locals_r): Do strip a pack expansion.
1593 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1595 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1598 * parser.c (cp_parser_binary_expression): Use build_min instead of
1599 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1601 2018-02-12 Nathan Sidwell <nathan@acm.org>
1604 * parser.c (cp_parser_decltype): Push and pop
1605 deferring_access_checks. Reorganize to avoid goto.
1607 2018-02-12 Richard Biener <rguenther@suse.de>
1610 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1611 uniform constructors and delay allocating them fully.
1613 2018-02-09 Jason Merrill <jason@redhat.com>
1615 PR c++/84036 - ICE with variadic capture.
1616 Handle variadic capture proxies more like non-variadic.
1617 * lambda.c (build_capture_proxy): Remove workaround.
1618 * pt.c (find_parameter_packs_r): The proxy is a pack.
1619 (instantiate_class_template_1): Remove dead lambda code.
1620 (extract_fnparm_pack): Don't make_pack_expansion.
1621 (extract_locals_r): Don't strip a pack expansion.
1622 (tsubst_pack_expansion): Handle proxy packs. Use
1623 PACK_EXPANSION_EXTRA_ARGS less.
1624 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1625 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1626 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1627 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1628 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1630 2018-02-10 Jakub Jelinek <jakub@redhat.com>
1633 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1635 2018-02-09 Jason Merrill <jason@redhat.com>
1637 PR c++/81917 - ICE with void_t and partial specialization.
1638 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
1639 calling most_specialized_partial_spec.
1641 2018-02-09 Nathan Sidwell <nathan@acm.org>
1644 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
1645 Pass expr location to strict_aliasing_warning.
1647 2018-02-09 Jason Merrill <jason@redhat.com>
1649 PR c++/84296 - ICE with qualified-id in template.
1651 * pt.c (unknown_base_ref_p): New.
1652 (instantiation_dependent_scope_ref_p): Use it instead of
1653 any_dependent_bases_p.
1655 2018-02-09 Marek Polacek <polacek@redhat.com>
1656 Jakub Jelinek <jakub@redhat.com>
1659 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
1660 fold_indirect_ref_1, including poly_*int64. Verify first that
1661 tree_fits_poly_int64_p (op01). Formatting fixes.
1663 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1665 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
1666 * lambda.c (build_capture_proxy): Likewise.
1667 * search.c (field_access_p): Likewise.
1668 * semantics.c (omp_clause_decl, omp_privatize_field,
1669 finish_omp_clauses): Likewise.
1671 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1674 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
1675 case of nullptr too.
1677 2018-02-08 Nathan Sidwell <nathan@acm.org>
1679 * class.c (finish_struct): Fix std:initializer_list diagnostic
1682 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1685 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
1687 2018-02-07 Jakub Jelinek <jakub@redhat.com>
1690 * parser.c (cp_parser_dot_deref_incomplete): New function.
1691 (cp_parser_postfix_dot_deref_expression): Use it.
1693 2018-02-07 David Malcolm <dmalcolm@redhat.com>
1697 * name-lookup.c (suggest_rid_p): New function.
1698 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
1701 2018-02-07 Jason Merrill <jason@redhat.com>
1703 PR c++/84182 - ICE with captured lambda
1705 * pt.c (extract_locals_r, extract_local_specs): New.
1706 (tsubst_pack_expansion): Use them.
1708 2018-02-07 Martin Liska <mliska@suse.cz>
1711 * class.c (add_method): Append argument value.
1712 * cp-tree.h (maybe_version_functions): Add new argument.
1713 * decl.c (decls_match): Call it if a declaration does not
1714 have DECL_FUNCTION_VERSIONED.
1715 (maybe_version_functions): record argument is added.
1717 2018-02-05 Marek Polacek <polacek@redhat.com>
1719 * class.c: Remove unused global variables.
1720 (build_primary_vtable): Don't gather statistics.
1721 (print_class_statistics): Remove.
1722 * cp-tree.h (print_class_statistics): Remove.
1723 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
1725 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
1727 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1728 * constexpr.c (cx_check_missing_mem_inits): Likewise.
1729 * decl.c (next_initializable_field, find_decomp_class_base,
1730 cp_finish_decomp): Likewise.
1731 * typeck2.c (process_init_constructor_record): Likewise.
1733 2018-02-02 Jason Merrill <jason@redhat.com>
1735 PR c++/84181 - ICE with lambda parm in template argument.
1736 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1738 2018-02-01 Jason Merrill <jason@redhat.com>
1740 PR c++/84160 - ICE with nested variadic capture.
1741 * lambda.c (is_capture_proxy_with_ref): New.
1742 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1744 * expr.c (mark_use): Use is_capture_proxy_with_ref.
1745 * constexpr.c (potential_constant_expression_1): Likewise.
1746 * semantics.c (process_outer_var_ref): Likewise.
1748 2018-02-01 Marek Polacek <polacek@redhat.com>
1751 * typeck.c (build_address): Relax the assert when
1752 processing_template_decl.
1754 2018-02-01 Jason Merrill <jason@redhat.com>
1756 PR c++/84126 - ICE with variadic generic lambda
1759 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1760 PACK_EXPANSION_EXTRA_ARGS.
1762 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
1765 * call.c (convert_like_real): If w're initializing from {} explicitly
1766 call abstract_virtuals_error_sfinae.
1768 2018-01-31 Jason Merrill <jason@redhat.com>
1769 Jakub Jelinek <jakub@redhat.com>
1772 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1773 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1776 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1779 * constexpr.c (diag_array_subscript): Emit different diagnostics
1780 if TYPE_DOMAIN (arraytype) is NULL.
1781 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1782 with NULL TYPE_DOMAIN use size_zero_node as nelts.
1784 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
1787 * semantics.c (finish_qualified_id_expr): When handling an
1788 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1790 2018-01-31 Marek Polacek <polacek@redhat.com>
1793 * cp-gimplify.c (cp_fold): Check if X is an error node before
1794 calling useless_type_conversion_p.
1796 2018-01-30 Jason Merrill <jason@redhat.com>
1798 PR c++/84091 - ICE with local class in lambda in template.
1799 * decl2.c (determine_visibility): Look for outer containing template
1802 PR c++/84098 - ICE with lambda in template NSDMI.
1803 * pt.c (instantiate_class_template_1): Ignore more lambdas.
1805 2018-01-29 Jason Merrill <jason@redhat.com>
1807 PR c++/68810 - wrong location for reinterpret_cast error.
1808 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1811 2018-01-29 Marek Polacek <polacek@redhat.com>
1814 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1815 => fooarray[1] in offset_int.
1817 2018-01-29 Jason Merrill <jason@redhat.com>
1819 PR c++/83942 - wrong unused warning with static_cast.
1820 * cvt.c (ocp_convert): Call mark_rvalue_use.
1822 2018-01-26 Jason Merrill <jason@redhat.com>
1824 PR c++/83956 - wrong dtor error with anonymous union
1825 * method.c (walk_field_subobs): Variant members only affect
1827 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1829 PR c++/84036 - ICE with variadic capture.
1831 * pt.c (tsubst_pack_expansion): When optimizing a simple
1832 substitution, pull a single pack expansion out of its pack.
1834 PR c++/82514 - ICE with local class in generic lambda.
1835 * pt.c (regenerated_lambda_fn_p): Remove.
1836 (enclosing_instantiation_of): Don't use it.
1837 (tsubst_function_decl): Call enclosing_instantiation_of.
1839 * pt.c (lookup_template_class_1): Add sanity check.
1840 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1842 2018-01-25 Jakub Jelinek <jakub@redhat.com>
1845 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
1846 recursive calls that return ret.
1847 (cp_finish_decomp): Ignore unnamed bitfields.
1849 2018-01-23 Jason Merrill <jason@redhat.com>
1851 PR c++/82249 - wrong mismatched pack length error.
1852 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1853 unsubstituted function parameter pack.
1855 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
1858 * decl.c (check_for_uninitialized_const_var): Not static; add
1859 bool and tsubst_flags_t parameters; adjust to be used both in
1860 constexpr context and not.
1861 * constexpr.c (potential_constant_expression_1): Use the above.
1862 * cp-tree.h (check_for_uninitialized_const_var): Declare.
1864 2018-01-23 Jason Merrill <jason@redhat.com>
1866 PR c++/83947 - ICE with auto declarations.
1867 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1868 * decl.c (undeduced_auto_decl): Limit to vars and fns.
1870 2018-01-23 David Malcolm <dmalcolm@redhat.com>
1873 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1874 for pointer to member function types.
1876 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1879 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1880 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1882 2018-01-23 Nathan Sidwell <nathan@acm.org>
1885 * pt.c (tsubst_baselink): Remove optype assert.
1886 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1888 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1891 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1892 refers to incomplete type.
1894 2018-01-23 Nathan Sidwell <nathan@acm.org>
1896 Deprecate ARM-era for scope handling
1897 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1898 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1900 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1902 * semantics.c (begin_for_scope): Flag_new_for_scope is
1904 (finish_for_stmt, begin_range_for_stmt): Likewise.
1906 2018-01-22 Jason Merrill <jason@redhat.com>
1909 * decl2.c (determine_visibility): Fix template_decl handling
1910 instead of blocking it.
1912 PR c++/83720 - ICE with lambda and LTO.
1913 * decl2.c (determine_visibility): Clear template_decl for
1914 function-scope decls. Propagate anonymous linkage from containing
1917 2018-01-22 Marek Polacek <polacek@redhat.com>
1920 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1923 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
1926 * decl.c (grokdeclarator): Don't diagnose extra parens
1929 2018-01-19 Jakub Jelinek <jakub@redhat.com>
1932 * call.c (joust): Use TREE_TYPE (source) if source is
1933 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1936 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1937 for direct enum init.
1938 * decl.c (reshape_init): Likewise.
1940 2018-01-19 Marek Polacek <polacek@redhat.com>
1942 * constexpr.c (fold_simple): Simplify.
1944 2018-01-18 Jason Merrill <jason@redhat.com>
1947 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1948 * pt.c (instantiation_dependent_scope_ref_p): True if
1949 any_dependent_bases_p.
1951 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1953 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1954 vs DECL_NONTRIVIALLY_INITIALIZED_P).
1956 2018-01-18 Jason Merrill <jason@redhat.com>
1958 PR c++/82461 - constexpr list-initialized member
1959 * constexpr.c (potential_constant_expression_1): Check
1960 TARGET_EXPR_DIRECT_INIT_P.
1962 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1965 * decl.c (xref_basetypes): Early return upon error about derived
1968 2018-01-18 Nathan Sidwell <nathan@acm.org>
1971 * cp-tree.h (mark_use): Declare.
1972 * expr.c (mark_use): Make extern.
1973 * call.c (direct_reference_binding): Set inner conv's
1974 rvaluedness_matches_p, if it is an identity.
1975 (convert_like_real): Mark lvalue or rvalue use for identity as
1976 rvaledness_matches_p demands.
1978 2018-01-18 Jakub Jelinek <jakub@redhat.com>
1981 * parser.c (attr_chainon): New function.
1982 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1983 cp_parser_namespace_definition, cp_parser_init_declarator,
1984 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1985 cp_parser_gnu_attributes_opt): Use it.
1986 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1987 cp_parser_objc_struct_declaration): Likewise. Don't reset
1988 prefix_attributes if attributes is error_mark_node.
1990 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1993 * decl.c (grokdeclarator): Do not append the error_mark_node
1994 due to an erroneous optional attribute-specifier-seq.
1996 2018-01-17 Jakub Jelinek <jakub@redhat.com>
1999 * cp-gimplify.c (cp_maybe_instrument_return): Handle
2002 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2005 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
2006 error_mark_node when we give an error.
2007 * decl.c (cp_finish_decl): Use the latter.
2009 2018-01-17 Nathan Sidwell <nathan@acm.org>
2012 * init.c (build_raw_new_expr): Scan list for lookups to keep.
2014 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2017 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
2018 the C++ part. If processing a template, call
2019 fold_non_dependent_expr rather than fully folding.
2021 2018-01-17 Jason Merrill <jason@redhat.com>
2023 PR c++/81067 - redundant NULL warning.
2024 * call.c (convert_like_real): Restore null_node handling.
2026 2018-01-17 Jason Merrill <jason@redhat.com>
2028 PR c++/81843 - ICE with variadic member template.
2030 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
2033 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2036 * pt.c (type_dependent_expression_p): Strip any location wrapper
2037 before testing tree codes.
2038 (selftest::test_type_dependent_expression_p): New function.
2039 (selftest::cp_pt_c_tests): Call it.
2041 2018-01-17 Nathan Sidwell <nathan@acm.org>
2044 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
2045 this not a final instantiation.
2047 2018-01-16 Jason Merrill <jason@redhat.com>
2049 PR c++/83714 - ICE checking return in template.
2050 * typeck.c (check_return_expr): Call build_non_dependent_expr.
2052 2018-01-16 Jakub Jelinek <jakub@redhat.com>
2055 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
2056 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
2057 instead of CALL_FROM_THUNK_P.
2060 * name-lookup.c (member_vec_dedup): Return early if len is 0.
2061 (resort_type_member_vec, set_class_bindings,
2062 insert_late_enum_def_bindings): Use vec qsort method instead of
2063 calling qsort directly.
2065 2018-01-15 Martin Sebor <msebor@redhat.com>
2068 * class.c (find_flexarrays): Make a record of multiple flexible array
2071 2018-01-12 Jason Merrill <jason@redhat.com>
2073 PR c++/83186 - ICE with static_cast of list-initialized temporary.
2074 * typeck.c (build_static_cast): Use build_non_dependent_expr.
2076 2018-01-12 Nathan Sidwell <nathan@acm.org>
2078 * cp-tree.h (mark_rvalue_use): Add parm name.
2079 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
2081 * call.c (convert_like_real): Fix formatting.
2083 2018-01-11 Jason Merrill <jason@redhat.com>
2085 PR c++/82728 - wrong -Wunused-but-set-variable
2088 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
2089 * decl.c (case_conversion): Likewise.
2090 * semantics.c (finish_static_assert): Call
2091 perform_implicit_conversion_flags.
2093 2018-01-11 Nathan Sidwell <nathan@acm.org>
2095 * method.c (enum mangling_flags): Delete long-dead enum.
2097 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2099 * parser.c (cp_parser_std_attribute_spec): When
2100 token_pair::require_open / require_close return false simply
2101 return error_mark_node, avoid duplicate cp_parser_error about
2102 expected '(' / ')', respectively.
2104 2018-01-10 David Malcolm <dmalcolm@redhat.com>
2107 * call.c (null_ptr_cst_p): Strip location wrappers when
2108 converting from '0' to a pointer type in C++11 onwards.
2109 (conversion_null_warnings): Replace comparison with null_node with
2110 call to null_node_p.
2111 (build_over_call): Likewise.
2112 * cp-gimplify.c (cp_fold): Remove the early bailout when
2113 processing_template_decl.
2114 * cp-lang.c (selftest::run_cp_tests): Call
2115 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
2116 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
2117 (selftest::run_cp_tests): Move decl to bottom of file.
2118 (null_node_p): New inline function.
2119 (selftest::cp_pt_c_tests): New decl.
2120 (selftest::cp_tree_c_tests): New decl.
2121 * cvt.c (build_expr_type_conversion): Replace comparison with
2122 null_node with call to null_node_p.
2123 * error.c (args_to_string): Likewise.
2124 * except.c (build_throw): Likewise.
2125 * mangle.c (write_expression): Skip location wrapper nodes.
2126 * parser.c (literal_integer_zerop): New function.
2127 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
2128 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
2129 param of cp_parser_parenthesized_expression_list. When calling
2130 warn_for_memset, replace integer_zerop calls with
2131 literal_integer_zerop, eliminating the double logical negation
2132 cast to bool. Eliminate the special-casing for CONST_DECL in
2133 favor of the fold_for_warn within warn_for_memset.
2134 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
2135 param, defaulting to false. Convert "expr" to a cp_expr, and call
2136 maybe_add_location_wrapper on it when wrap_locations_p is true.
2137 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
2138 the result for RID_ALIGNOF and RID_SIZEOF.
2139 (cp_parser_builtin_offsetof): Likewise.
2140 * pt.c: Include "selftest.h".
2141 (tsubst_copy): Handle location wrappers.
2142 (tsubst_copy_and_build): Likewise.
2143 (build_non_dependent_expr): Likewise.
2144 (selftest::test_build_non_dependent_expr): New function.
2145 (selftest::cp_pt_c_tests): New function.
2146 * tree.c: Include "selftest.h".
2147 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
2148 (selftest::test_lvalue_kind): New function.
2149 (selftest::cp_tree_c_tests): New function.
2150 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
2151 (cp_build_binary_op): Replace comparison with null_node with call
2153 (build_address): Use location of operand when building address
2156 2018-01-10 Marek Polacek <polacek@redhat.com>
2159 * call.c (build_conditional_expr_1): Check complain before warning.
2160 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
2161 -Wduplicated-branches.
2163 2018-01-10 Jakub Jelinek <jakub@redhat.com>
2166 * call.c (maybe_warn_class_memaccess): Add forward declaration.
2167 Change last argument from tree * to const vec<tree, va_gc> *, adjust
2168 args uses and check number of operands too. Don't strip away any
2169 nops. Use maybe_constant_value when looking for INTEGER_CST args.
2170 Deal with src argument not having pointer type. Check
2171 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
2173 (build_over_call): Call maybe_warn_class_memaccess here on the
2175 (build_cxx_call): Rather than here on converted arguments.
2177 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2180 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2181 error_mark_node as second argument.
2183 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2186 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2187 in STATEMENT_LIST. Remove unneeded assert.
2189 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2190 Alan Hayward <alan.hayward@arm.com>
2191 David Sherwood <david.sherwood@arm.com>
2193 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2195 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2196 * call.c (build_conditional_expr_1): Likewise.
2197 * decl.c (cp_finish_decomp): Likewise.
2198 * mangle.c (write_type): Likewise.
2199 * typeck.c (structural_comptypes): Likewise.
2200 (cp_build_binary_op): Likewise.
2201 * typeck2.c (process_init_constructor_array): Likewise.
2203 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2206 * typeck.c (build_static_cast_1): For static casts to reference types,
2207 call build_base_path with flag_delete_null_pointer_checks as nonnull
2208 instead of always false. When -fsanitize=null, call
2209 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2210 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2211 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2213 2018-01-03 Nathan Sidwell <nathan@acm.org>
2216 * method.c (make_alias_for): Copy DECL_CONTEXT.
2218 2018-01-03 Marek Polacek <polacek@redhat.com>
2221 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2223 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2225 PR preprocessor/83602
2226 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2230 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2231 error_mark_node, return error_mark_node.
2233 Update copyright years.
2235 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2238 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2239 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2240 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2241 to false and return.
2242 (replace_placeholders): Pass NULL instead of &pset as last argument
2245 2018-01-02 Nathan Sidwell <nathan@acm.org>
2247 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2250 Copyright (C) 2018 Free Software Foundation, Inc.
2252 Copying and distribution of this file, with or without modification,
2253 are permitted in any medium without royalty provided the copyright
2254 notice and this notice are preserved.