1 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
4 * cp-tree.h (struct tinst_level): Split decl into tldcl and
5 targs. Add private split_list_p, tree_list_p, and not_list_p
6 inline const predicates; to_list private member function
7 declaration; free public member function declaration; list_p,
8 get_node and maybe_get_node accessors, and refcount data
9 member. Narrow errors to unsigned short.
10 * error.c (print_instantiation_full_context): Use new
12 (print_instantiation_partial_context_line): Likewise. Drop
13 const from tinst_level-typed parameter.
14 * mangle.c (mangle_decl_string): Likewise.
15 * pt.c (freelist): New template class.
16 (tree_list_freelist_head): New var.
17 (tree_list_freelist): New fn, along with specializations.
18 (tinst_level_freelist_head): New var.
19 (pending_template_freelist_head): Likewise.
20 (tinst_level_freelist, pending_template_freelist): New fns.
21 (tinst_level::to_list, tinst_level::free): Define.
22 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
23 (set_refcount_ptr): New template fn.
24 (add_pending_template): Adjust for refcounting, freelists and
26 (neglectable_inst_p): Take a NULL d as a non-DECL.
27 (limit_bad_template_recursion): Use new accessors.
28 (push_tinst_level): New overload to create the list.
29 (push_tinst_level_loc): Make it static, split decl into two
30 args, adjust tests and initialization to cope with split
31 lists, use freelist, adjust for refcounting.
32 (push_tinst_level_loc): New wrapper with the old interface.
33 (pop_tinst_level): Adjust for refcounting.
34 (record_last_problematic_instantiation): Likewise.
35 (reopen_tinst_level): Likewise. Use new accessors.
36 (instantiate_alias_template): Adjust for split list.
37 (fn_type_unification): Likewise.
38 (get_partial_spec_bindings): Likewise.
39 (instantiate_pending_templates): Use new accessors. Adjust
40 for refcount. Release pending_template to freelist.
41 (instantiating_current_function_p): Use new accessors.
43 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
46 * parser.c (cp_parser_builtin_offset): Reject type definitions.
47 * mangle.c (nested_anon_class_index): Avoid crash returning -1
50 2018-04-12 David Malcolm <dmalcolm@redhat.com>
53 * name-lookup.c (macro_use_before_def::maybe_make): New function,
54 checking that the use is indeed before the definition.
55 (macro_use_before_def::macro_use_before_def): Make private.
56 (macro_use_before_def::~macro_use_before_def): Make private. Move
57 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
58 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
59 than using new directly.
61 2018-04-12 Jason Merrill <jason@redhat.com>
63 PR c++/85356 - ICE with pointer to member function.
64 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
65 flag_noexcept_type. Build the new spec within the function context.
66 * except.c (build_noexcept_spec): Do get constant value in templates
67 if flag_noexcept_type.
68 * decl.c (check_redeclaration_exception_specification): Don't
69 instantiate noexcept on a dependent declaration.
71 2018-04-12 Marek Polacek <polacek@redhat.com>
74 * constexpr.c (reduced_constant_expression_p): Return false for null
77 2018-04-11 Marek Polacek <polacek@redhat.com>
80 * constexpr.c (potential_constant_expression_1): Consider conversions
81 from classes to literal types potentially constant.
83 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
86 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
87 the type like TYPE_PTR_OR_PTRMEM_P.
89 2018-04-10 Jason Merrill <jason@redhat.com>
91 PR debug/65821 - wrong location for main().
92 * call.c (clear_location_r, convert_default_arg): Revert.
93 * tree.c (break_out_target_exprs): Add clear_location parm.
94 (struct bot_data): New.
95 (bot_manip): Clear location if requested.
96 * init.c (get_nsdmi): Pass clear_location.
98 2018-04-10 David Malcolm <dmalcolm@redhat.com>
101 * call.c (get_fndecl_argument_location): Make non-static.
102 * cp-tree.h (get_fndecl_argument_location): New decl.
103 * typeck.c (convert_for_assignment): When complaining due to
104 conversions for an argument, show the location of the parameter
107 2018-04-10 Jakub Jelinek <jakub@redhat.com>
109 PR c++/85312 - P0962 cleanup
110 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
113 2018-04-10 Jason Merrill <jason@redhat.com>
115 PR debug/65821 - wrong location for main().
116 * call.c (clear_location_r): New.
117 (convert_default_arg): Use it.
118 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
120 PR c++/85285 - ICE with flexible array after substitution.
121 * pt.c (instantiate_class_template_1): Check for flexible array in
124 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
127 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
128 issue a pedwarn and defer trying to do bindings.
130 2018-04-09 Jason Merrill <jason@redhat.com>
132 PR c++/85279 - dump_expr doesn't understand decltype.
133 * error.c (dump_expr): Handle DECLTYPE_TYPE.
135 PR c++/85262 - ICE with redundant qualification on constructor.
136 * call.c (build_new_method_call_1): Move make_args_non_dependent
137 after A::A() handling.
139 PR c++/85277 - ICE with invalid offsetof.
140 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
141 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
143 PR c++/85264 - ICE with excess template-parameter-list.
144 * parser.c (cp_parser_check_template_parameters): Add template_id_p
145 parameter. Don't allow an extra template header if true.
146 (cp_parser_class_head): Pass template_id_p.
147 (cp_parser_elaborated_type_specifier): Likewise.
148 (cp_parser_alias_declaration): Likewise.
149 (cp_parser_check_declarator_template_parameters): Likewise.
151 2018-04-09 Jakub Jelinek <jakub@redhat.com>
154 * parser.c (cp_parser_simple_declaration): For structured bindings,
155 if *maybe_range_for_decl is NULL after parsing it, set it to
158 2018-04-09 Jason Merrill <jason@redhat.com>
160 PR c++/85256 - ICE capturing pointer to VLA.
161 * lambda.c (add_capture): Distinguish between variable-size and
162 variably-modified types.
164 2018-04-06 Jason Merrill <jason@redhat.com>
166 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
167 * pt.c (extract_locals_r): Remember local typedefs.
169 2018-04-06 David Malcolm <dmalcolm@redhat.com>
172 * name-lookup.c (struct std_name_hint): Move out of
173 get_std_name_hint; add field "min_dialect".
174 (get_std_name_hint): Add min_dialect values to all initializers.
175 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
176 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
177 <shared_mutex>, <string_view>, <thread>, and <variant>.
178 Add fstream, ifstream, and ofstream to <fstream>.
179 Add istringstream, ostringstream, and stringstream to <sstream>.
180 Add basic_string to <string>.
181 Add tuple_element and tuple_size to <tuple>.
182 Add declval to <utility>.
183 Fix ordering of <queue> and <tuple>.
184 Return a std_name_hint, rather than a const char *.
185 (get_cxx_dialect_name): New function.
186 (maybe_suggest_missing_std_header): Detect names that aren't yet
187 available in the current dialect, and instead of suggesting a
188 missing #include, warn about the dialect.
190 2018-04-06 Jakub Jelinek <jakub@redhat.com>
193 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
194 errorcount is set if tsubst doesn't return a VAR_DECL.
196 2018-04-06 David Malcolm <dmalcolm@redhat.com>
199 * name-lookup.c (using_directives_contain_std_p): New function.
200 (has_using_namespace_std_directive_p): New function.
201 (suggest_alternatives_for): Simplify if/else logic using early
202 returns. If no candidates were found, and there's a
203 "using namespace std;" directive, call
204 maybe_suggest_missing_std_header.
205 (maybe_suggest_missing_header): Split later part of the function
207 (maybe_suggest_missing_std_header): New.
209 2018-04-06 Jason Merrill <jason@redhat.com>
211 PR c++/85242 - ICE with class definition in template parm.
212 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
213 processing_template_parmlist.
215 PR c++/85240 - LTO ICE with using of undeduced auto fn.
216 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
218 2018-04-05 Jakub Jelinek <jakub@redhat.com>
221 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
222 is not prev, if prev == decl.
225 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
226 maybe_apply_pragma_weak here...
227 (cp_maybe_mangle_decomp): ... but call it here instead.
229 2018-04-05 Jason Merrill <jason@redhat.com>
231 PR c++/85136 - ICE with designated init in template.
232 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
233 designated initializer.
234 (check_array_designated_initializer): Update ce->index with the
237 PR c++/83808 - ICE with VLA initialization.
238 * typeck2.c (process_init_constructor_array): Don't require a VLA
239 initializer to have VLA type.
241 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
244 * call.c (convert_like_real): Fail gracefully for a broken
245 std::initializer_list, missing a definition.
247 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
249 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
252 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
253 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
255 2018-04-05 Jason Merrill <jason@redhat.com>
257 PR c++/82152 - ICE with class deduction and inherited ctor.
258 * pt.c (do_class_deduction): Ignore inherited ctors.
260 PR c++/84665 - ICE with array of empty class.
261 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
263 PR c++/85228 - ICE with lambda in enumerator in template.
264 * pt.c (bt_instantiate_type_proc): Don't assume
265 CLASSTYPE_TEMPLATE_INFO is non-null.
267 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
270 * decl.c (find_decomp_class_base): Check accessibility instead
271 of declared access, adjust diagnostic.
273 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
276 * decl.c (get_tuple_decomp_init): Check the templatedness
279 2018-04-05 Jason Merrill <jason@redhat.com>
281 PR c++/85200 - ICE with constexpr if in generic lambda.
282 * pt.c (extract_locals_r): Don't record the local specs of variables
283 declared within the pattern.
285 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
288 * pt.c (check_auto_in_tmpl_args): New.
289 (tsubst_qualified_id): Use it to reject template args
290 referencing auto for non-type templates.
291 * parser.c (cp_parser_template_id): Likewise.
292 * cp-tree.h (check_auto_in_tmpl_args): Declare.
293 * typeck2.c (build_functional_cast): Report correct location
294 for invalid use of auto.
296 2018-04-04 Jason Merrill <jason@redhat.com>
298 PR c++/85215 - ICE with copy-init from conversion.
299 * call.c (merge_conversion_sequences): Fix type of direct binding
302 PR c++/84938 - ICE with division by ~-1.
303 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
305 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
306 * parser.c (cp_parser_mem_initializer_list): Call
307 check_for_bare_parameter_packs.
309 2018-04-04 Jakub Jelinek <jakub@redhat.com>
312 * constexpr.c (cxx_eval_builtin_function_call): For calls to
313 builtin_valid_in_constant_expr_p functions, don't call
314 cxx_eval_constant_expression if argument is not
315 potential_constant_expression.
318 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
320 * semantics.c (calculate_bases): Add complain argument. Use
321 complete_type_or_maybe_complain instead of just complete_type and
322 return an empty vector if it fails. Move make_tree_vector () call
323 after early return. Formatting fixes.
324 (calculate_direct_bases): Likewise. Call release_tree_vector at the
326 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
327 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
328 calculate_direct_bases callers, formatting fixes.
330 2018-04-04 Jason Merrill <jason@redhat.com>
332 PR c++/85006 - -fconcepts ICE with A<auto...> return type
333 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
335 PR c++/85200 - ICE with constexpr if in generic lambda.
336 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
338 PR c++/84221 - bogus -Wunused with attribute and template.
339 * decl2.c (is_late_template_attribute): Handle unused and used
340 normally on non-TYPE_DECL.
342 PR c++/85135 - ICE with omitted template arguments.
343 * decl.c (grokdeclarator): Catch deduced class type in trailing
346 PR c++/85133 - ICE with missing concept initializer.
347 * decl.c (cp_finish_decl): If a concept initializer is missing, use
350 PR c++/85118 - wrong error with generic lambda and std::bind.
351 * call.c (add_template_conv_candidate): Disable if there are any
354 PR c++/85141 - ICE with compound assignment and static member fn.
355 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
358 PR c++/85148 - ICE with 'this' in array NSDMI.
359 * tree.c (replace_placeholders_r): Use handled_component_p.
361 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
364 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
365 * parser.c (cp_parser_unqualified_id): ..not here.
367 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
370 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
372 * decl2.c (mark_used): Return without effects if tf_conv.
374 2018-04-03 Jason Merrill <jason@redhat.com>
376 PR c++/85092 - C++17 ICE with unused list constructor.
377 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
380 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
381 * constexpr.c (cxx_eval_builtin_function_call): Only defer
382 __builtin_constant_p if ctx->quiet.
384 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
387 * pt.c (rewrite_template_parm): If the first argument is
388 error_mark_node return it immediately.
389 (build_deduction_guide): Check the return value of the
390 latter for error_mark_node.
391 (do_class_deduction): Check the return value of the latter.
393 2018-04-03 Jason Merrill <jason@redhat.com>
395 * semantics.c (finish_if_stmt_cond): Use
396 instantiation_dependent_expression_p.
398 PR c++/85149 - generic lambda and constexpr if.
399 * pt.c (build_extra_args, add_extra_args): Split from
400 tsubst_pack_expansion.
401 (tsubst_expr) [IF_STMT]: Use them.
402 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
404 * typeck.c (merge_types): Limit matching attribute shortcut to
407 2018-04-03 Jakub Jelinek <jakub@redhat.com>
410 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
413 * name-lookup.c (handle_namespace_attrs): Return early if attributes
417 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
418 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
419 instead for static data members clear init and set DECL_EXTERNAL.
421 2018-04-02 Jason Merrill <jason@redhat.com>
423 PR c++/64095 - auto... parameter pack.
424 * parser.c (cp_parser_parameter_declaration): Handle turning autos
426 (cp_parser_parameter_declaration_list): Not here.
428 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
431 * class.c (instantiate_type): Peel off SAVE_EXPR before
434 2018-03-30 Jason Merrill <jason@redhat.com>
436 * typeck2.c (process_init_constructor_record): Use
437 init_list_type_node for the CONSTRUCTOR around an anonymous union
438 designated initializer.
440 2018-03-30 Jakub Jelinek <jakub@redhat.com>
443 * semantics.c (finish_omp_reduction_clause): If
444 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
445 even if processing_template_decl.
447 2018-03-29 David Malcolm <dmalcolm@redhat.com>
450 * name-lookup.c (get_std_name_hint): Add names from <memory>,
451 <tuple>, and <utility>.
453 2018-03-29 Jason Merrill <jason@redhat.com>
455 PR c++/85093 - too many template args with pack expansion.
456 * pt.c (coerce_template_parms): Keep pack expansion args that will
459 2018-03-29 Jason Merrill <jason@redhat.com>
461 * pt.c (build_non_dependent_expr): Propagate expr location.
463 2018-03-27 Jason Merrill <jason@redhat.com>
465 PR c++/85060 - wrong-code with call to base member in template.
466 * search.c (any_dependent_bases_p): Check uses_template_parms
467 rather than processing_template_decl.
469 2018-03-29 David Malcolm <dmalcolm@redhat.com>
472 * typeck.c (convert_for_assignment): When complaining due to
473 conversions for an argument, attempt to use the location of the
476 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
479 * pt.c (tsubst_default_argument): Early return if the type of the
480 parameter is erroneous.
482 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
485 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
489 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
491 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
494 * method.c (defaulted_late_check): Partially revert r253321 changes,
495 do not early return upon error.
497 2018-03-27 Jakub Jelinek <jakub@redhat.com>
500 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
501 type call fold to generate VECTOR_CSTs when possible.
504 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
505 return it right away.
507 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
509 * search.c (check_final_overrider): Use inform instead of error
510 for the diagnostics of the overridden functions. Tweak wording.
512 2018-03-27 Jakub Jelinek <jakub@redhat.com>
515 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
516 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
518 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
519 Jason Merrill <jason@redhat.com>
522 * init.c (build_aggr_init): When initializing from array,
523 reject anything but CONSTRUCTORs and TARGET_EXPRs.
524 (build_vec_init): Handle separately ARRAY_TYPEs.
526 2018-03-26 Jason Merrill <jason@redhat.com>
528 PR c++/85062 - ICE with alignas in wrong place.
529 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
532 PR c++/85049 - ICE with __integer_pack.
533 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
534 * cp-tree.h (TEMPLATE_PARM_P): New.
536 2018-03-23 Jason Merrill <jason@redhat.com>
538 PR c++/78489 - wrong SFINAE behavior.
541 * pt.c (type_unification_real): Don't defer substitution failure.
543 2018-03-23 Jakub Jelinek <jakub@redhat.com>
546 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
550 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
551 cp_build_unary_op call with gcc_unreachable ().
553 2018-03-23 Marek Polacek <polacek@redhat.com>
556 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
557 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
558 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
560 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
563 * parser.c (cp_parser_perform_range_for_lookup): Change
564 the condition for deciding whether to use members.
566 2018-03-23 Marek Polacek <polacek@redhat.com>
569 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
571 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
574 * parser.c (cp_parser_alias_declaration): Call
575 parser_check_template_parameters.
578 * pt.c (resolve_typename_type): Drop assert that stopped
579 simplification to template-independent types. Add assert to
580 verify the initial scope is template dependent.
581 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
582 Reparse the id expression as a type-name, not a declarator.
585 * init.c (build_vec_init): Error at parenthesized array init.
590 * cp-tree.h (temp_override): New template class, generalizing
591 a cleanup that was only used...
592 * parser.c (cp_parser_parameter_declaration_clause):
593 ... here for auto_is_implicit_function_template_parm_p.
594 (cp_parser_gnu_attributes_opt): Use it here as well.
595 (cp_parser_std_attribute): Likewise.
597 2018-03-22 Marek Polacek <polacek@redhat.com>
600 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
603 2018-03-21 Jason Merrill <jason@redhat.com>
605 PR c++/81311 - wrong C++17 overload resolution.
606 * call.c (build_user_type_conversion_1): Remove C++17 code.
607 (conv_binds_ref_to_prvalue): New.
608 (build_over_call): Handle C++17 copy elision.
609 (build_special_member_call): Only do C++17 copy elision here if the
610 argument is already the right type.
612 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
615 * init.c (build_vec_init): Silence error, former sorry,
620 * parser.c (abort_fully_implicit_template_p): New.
621 (cp_parser_skip_to_end_of_statement): Use it.
622 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
623 (finish_fully_implicit_template_p): Clear
624 implicit_template_parms and implicit_template_scope.
626 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
629 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
630 error_mark_node when check_array_designated_initializer fails.
632 2018-03-21 Jakub Jelinek <jakub@redhat.com>
635 * cp-tree.h (genericize_compound_lvalue): Declare.
636 * typeck.c (genericize_compound_lvalue): New function.
637 (unary_complex_lvalue, cp_build_modify_expr): Use it.
638 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
639 and PREDECREMENT_EXPR in output and "m" constrained input operands with
640 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
641 COMPOUND_EXPR operand.
643 2018-03-21 Nathan Sidwell <nathan@acm.org>
646 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
647 * decl2.c (vague_linkage_p): Likewise.
649 2018-03-21 David Malcolm <dmalcolm@redhat.com>
652 * constexpr.c (constexpr_fn_retval): Make non-"static".
653 * cp-tree.h (constexpr_fn_retval): New decl.
654 * search.c (direct_accessor_p): Update leading comment.
655 (reference_accessor_p): Likewise.
656 (field_accessor_p): Replace check that function body is a
657 RETURN_EXPR with a call to constexpr_fn_retval. Fix
658 indentation of "field_type" decl.
660 2018-03-21 Nathan Sidwell <nathan@acm.org>
663 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
666 2018-03-21 Martin Sebor <msebor@redhat.com>
669 * call.c (first_non_public_field): New template and function.
670 (first_non_trivial_field): New function.
671 (maybe_warn_class_memaccess): Call them.
673 2018-03-21 David Malcolm <dmalcolm@redhat.com>
676 * search.c (field_accessor_p): Use class_of_this_parm rather than
677 type_of_this_parm, to check that "this" is a "const T *", rather
680 2018-03-21 Nathan Sidwell <nathan@acm.org>
682 * class.c (finish_struct_anon_r): Refactor, deprecate anything
683 other than public non-static data members.
684 * parser.c (cp_parser_init_declarator): Deprecate attributes after
685 parenthesized initializer.
688 * name-lookup.c (update_binding): Correct logic for local binding
691 2018-03-21 Marek Polacek <polacek@redhat.com>
693 PR c++/71638, ICE with NSDMI and reference.
694 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
695 even when we replace an element.
697 2018-03-20 Marek Polacek <polacek@redhat.com>
699 PR c++/84978, ICE with NRVO.
700 * constexpr.c (cxx_eval_constant_expression): Handle the case when
701 a RESULT_DECL isn't in the hash map.
703 2018-03-20 Jason Merrill <jason@redhat.com>
705 PR c++/84978, ICE with NRVO.
706 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
707 (cp_get_callee_fndecl_nofold): New.
708 * cp-gimplify.c (cp_genericize_r): Use it instead.
709 * call.c (check_self_delegation): Likewise.
711 2018-03-20 Nathan Sidwell <nathan@acm.org>
714 * name-lookup.c (pushdecl_class_level): Push anon-struct's
715 member_vec, if there is one.
718 * cp-tree.h (lookup_list_keep): Declare.
719 * tree.c (lookup_list_keep): New, broken out of ...
720 (build_min): ... here. Call it.
721 * decl.c (cp_finish_decl): Call lookup_list_keep.
723 2018-03-19 Jason Merrill <jason@redhat.com>
725 PR c++/84937 - ICE with class deduction and auto.
726 * pt.c (rewrite_template_parm): Fix auto handling.
728 2018-03-19 Marek Polacek <polacek@redhat.com>
731 * pt.c (enclosing_instantiation_of): Check if fn is null.
734 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
735 as we evaluate the elements.
736 (cxx_eval_constant_expression): Verify constructor's flags
739 2018-03-19 Jason Merrill <jason@redhat.com>
741 PR c++/71834 - template-id with too few arguments.
742 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
744 2018-03-19 Nathan Sidwell <nathan@acm.org>
747 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
748 * pt.c (build_template_decl): Propagate language linkage.
751 * name-lookup.c (set_local_extern_decl_linkage): Defend against
754 2018-03-16 Jakub Jelinek <jakub@redhat.com>
757 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
759 * method.c (synthesize_method): Likewise.
760 * pt.c (convert_nontype_argument): Likewise.
762 2018-03-16 Jason Merrill <jason@redhat.com>
764 PR c++/84720 - ICE with rvalue ref non-type argument.
765 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
766 (convert_nontype_argument): Revert earlier change.
768 PR c++/80227 - SFINAE and negative array size.
769 * decl.c (compute_array_index_type): Use
770 build_converted_constant_expr and valid_constant_size_p.
772 PR c++/84906 - silent wrong code with ambiguous conversion.
773 * call.c (build_user_type_conversion_1): Set need_temporary_p on
774 ambiguous conversion.
775 (convert_like_real): Check it.
777 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
778 * call.c (build_special_member_call): Don't convert an init-list
779 argument directly to the class type.
781 2018-03-16 Jakub Jelinek <jakub@redhat.com>
785 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
786 (find_placeholder): Declare.
787 * tree.c (struct replace_placeholders_t): Add exp member.
788 (replace_placeholders_r): Don't walk into ctors with
789 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
790 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
791 (replace_placeholders): Initialize data.exp.
792 (find_placeholders_r, find_placeholders): New functions.
793 * typeck2.c (process_init_constructor_record,
794 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
795 if adding NSDMI on which find_placeholder returns true.
796 * call.c (build_over_call): Don't call replace_placeholders here.
797 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
798 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
800 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
803 2018-03-16 Jason Merrill <jason@redhat.com>
805 PR c++/83911 - ICE with multiversioned constructor.
806 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
808 * call.c (build_over_call): Not here.
810 2018-03-16 Jakub Jelinek <jakub@redhat.com>
813 * decl.c (reshape_init_class): Don't assert d->cur->index == field
814 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
816 2018-03-15 Jakub Jelinek <jakub@redhat.com>
819 * cp-tree.h (cp_warn_deprecated_use): Declare.
820 * tree.c (cp_warn_deprecated_use): New function.
821 * typeck2.c (build_functional_cast): Use it.
822 * decl.c (grokparms): Likewise.
823 (grokdeclarator): Likewise. Temporarily push nested class scope
824 around grokparms call for out of class member definitions.
826 2018-03-14 Jason Merrill <jason@redhat.com>
828 PR c++/84820 - no error for invalid qualified-id.
829 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
832 PR c++/84801 - ICE with unexpanded pack in lambda.
833 * pt.c (check_for_bare_parameter_packs): Don't return early for a
834 lambda in non-template context.
836 PR c++/81236 - auto variable and auto function
837 * pt.c (tsubst_baselink): Update the type of the BASELINK after
840 2018-03-14 Jason Merrill <jason@redhat.com>
842 PR c++/83916 - ICE with template template parameters.
843 * pt.c (convert_template_argument): Don't substitute into type of
844 non-type parameter if we don't have enough arg levels.
847 2018-03-14 Marek Polacek <polacek@redhat.com>
850 * semantics.c (finish_static_assert): Check
851 instantiation_dependent_expression_p instead of
852 {type,value}_dependent_expression_p.
854 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
855 Jason Merrill <jason@redhat.com>
857 PR c++/82336 - link error with list-init default argument.
858 * decl.c (check_default_argument): Unshare an initializer list.
860 2018-03-13 Jakub Jelinek <jakub@redhat.com>
863 * decl.c (duplicate_decls): For redefinition of built-in, use error
864 and return error_mark_node. For redeclaration, return error_mark_node
865 rather than olddecl if !flag_permissive.
867 2018-03-13 Jason Merrill <jason@redhat.com>
869 PR c++/82565 - ICE with concepts and generic lambda.
870 * pt.c (instantiate_decl): Clear fn_context for lambdas.
872 2018-03-13 Jason Merrill <jason@redhat.com>
874 PR c++/84720 - ICE with rvalue ref non-type argument.
875 * pt.c (convert_nontype_argument): Handle rvalue references.
877 PR c++/84839 - ICE with decltype of parameter pack.
878 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
879 instantiating dummy parms.
881 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
882 parameter even without -Wpedantic.
884 PR c++/84798 - ICE with auto in abstract function declarator.
885 * parser.c (cp_parser_parameter_declaration_clause): Check
886 parser->default_arg_ok_p.
888 2018-03-13 Jakub Jelinek <jakub@redhat.com>
891 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
892 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
893 sizetype. Formatting fixes.
895 2018-03-12 Jason Merrill <jason@redhat.com>
897 PR c++/84355 - ICE with deduction for member class template.
898 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
899 CLASS_PLACEHOLDER_TEMPLATE.
901 PR c++/84802 - ICE capturing uninstantiated class.
902 * lambda.c (build_capture_proxy): Call complete_type.
904 2018-03-09 Jason Merrill <jason@redhat.com>
906 PR c++/84770 - ICE with typedef and parameter pack.
907 * pt.c (verify_unstripped_args_1): Split out from
908 verify_unstripped_args.
910 PR c++/84785 - ICE with alias template and default targs.
911 * pt.c (type_unification_real): Set processing_template_decl if
914 PR c++/84752 - ICE with capture of constexpr array.
915 * call.c (standard_conversion): Set rvaluedness_matches_p on the
916 identity conversion under ck_lvalue.
918 2018-03-09 Jason Merrill <jason@redhat.com>
919 Paolo Carlini <paolo.carlini@oracle.com>
923 * pt.c (any_erroneous_template_args_p): New.
924 * cp-tree.h (any_erroneous_template_args_p): Declare it.
925 * parser.c (cp_parser_class_specifier_1): Use it.
927 2018-03-09 Jason Merrill <jason@redhat.com>
929 PR c++/84726 - unnecessary capture of constant vars.
930 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
931 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
932 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
933 * lambda.c (is_constant_capture_proxy)
934 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
935 (prune_lambda_captures): New.
936 (finish_lambda_function): Call prune_lambda_captures.
938 2018-03-09 Jason Merrill <jason@redhat.com>
939 Jakub Jelinek <jakub@redhat.com>
942 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
943 build ADDR_EXPR with REFERENCE_TYPE.
944 (build_over_call): For purposes of check_function_arguments, if
945 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
946 its operand rather than the argument itself.
948 2018-03-09 Jakub Jelinek <jakub@redhat.com>
951 * decl.c (duplicate_decls): Don't override __* prefixed builtins
952 except for __[^b]*_chk, instead issue permerror and for -fpermissive
953 also a note and return olddecl.
955 2018-03-09 Nathan Sidwell <nathan@acm.org>
958 * name-lookup.c (do_pushdecl_with_scope): Only clear
959 current_function_decl when pushing a non-class (i.e. namespace)
962 2018-03-08 Jason Merrill <jason@redhat.com>
963 Jakub Jelinek <jakub@redhat.com>
966 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
967 not calling mark_used for the benefit of -Wunused-function warning.
969 2018-03-06 Jason Merrill <jason@redhat.com>
971 * lambda.c (is_capture_proxy_with_ref): Remove.
972 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
974 2018-03-06 Marek Polacek <polacek@redhat.com>
977 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
980 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
983 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
984 only while processing template decls.
985 * typeck.c (build_x_conditional_expr): Move wrapping of
986 reference type around type...
987 * call.c (build_conditional_expr_1): ... here. Rename
988 is_lvalue to is_glvalue.
989 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
990 INDIRECT_REF of COND_EXPR too.
993 * init.c (build_zero_init_1): Zero-initialize references.
996 * semantics.c (finish_stmt_expr_expr): Reject unresolved
997 overloads used as stmt expr values.
999 2018-03-05 Jason Merrill <jason@redhat.com>
1001 PR c++/84708 - ICE with lambda in local class NSDMI.
1002 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
1005 2018-03-05 Jakub Jelinek <jakub@redhat.com>
1008 * constexpr.c (constexpr_call_hasher::equal): Return false if
1009 lhs->hash != rhs->hash. Change return 1 to return true and
1010 return 0 to return false.
1012 2018-03-05 Nathan Sidwell <nathan@acm.org>
1015 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
1017 2018-03-05 Marek Polacek <polacek@redhat.com>
1020 * decl.c (duplicate_decls): Check DECL_NAME before accessing
1023 2018-03-05 Nathan Sidwell <nathan@acm.org>
1026 * friend.c (do_friend): Restore check for identifier_p inside
1029 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
1032 * parser.c (cp_parser_lambda_introducer): Reject any capture not
1033 involving a VAR_DECL or a PARM_DECL.
1035 2018-03-05 Pádraig Brady <P@draigBrady.com>
1036 Jason Merrill <jason@redhat.com>
1037 Nathan Sidwell <nathan@acm.org>
1040 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
1042 2018-03-03 Jason Merrill <jason@redhat.com>
1044 PR c++/84686 - missing volatile loads.
1045 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
1047 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
1050 * optimize.c (maybe_thunk_body): Bail out immediately if either
1051 fns[0] or fns[1] is null.
1053 2018-03-02 Marek Polacek <polacek@redhat.com>
1056 * constexpr.c (get_array_or_vector_nelts): New.
1057 (cxx_eval_array_reference): Use it.
1058 (cxx_eval_vec_init_1): Likewise.
1059 (cxx_eval_store_expression): Likewise.
1061 2018-03-02 Jason Merrill <jason@redhat.com>
1063 * semantics.c (force_paren_expr): Remove redundant test.
1065 2018-03-02 Marek Polacek <polacek@redhat.com>
1068 * decl.c (cp_complete_array_type): Check error_mark_node.
1071 * typeck.c (cp_perform_integral_promotions): Check the result of
1074 2018-03-02 Jakub Jelinek <jakub@redhat.com>
1077 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
1078 RETURN instead of return.
1079 <case POINTER_PLUS_EXPR>: Likewise.
1080 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
1081 it instead of wrapping it into CONVERT_EXPR.
1083 2018-03-02 Jason Merrill <jason@redhat.com>
1086 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
1088 2018-03-02 Marek Polacek <polacek@redhat.com>
1091 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
1092 wrapped in VIEW_CONVERT_EXPR.
1094 2018-03-01 Martin Sebor <msebor@redhat.com>
1097 * decl.c (check_redeclaration_no_default_args): Merge attributes
1098 specified on redeclarations of the same function template.
1101 2018-03-01 Marek Polacek <polacek@redhat.com>
1102 Jason Merrill <jason@redhat.com>
1105 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1107 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1108 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1109 of instantiate_non_dependent_expr.
1110 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1112 2018-03-01 Nathan Sidwell <nathan@acm.org>
1115 * name-lookup.c (member_vec_dedup): Remove manually peeled
1116 iteration. Ignore dependent ctor inheritance.
1118 2018-03-01 Jason Merrill <jason@redhat.com>
1120 PR c++/71569 - decltype of template.
1121 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1123 2018-03-01 Marek Polacek <polacek@redhat.com>
1126 * constexpr.c (require_rvalue_constant_expression): New function.
1127 * cp-tree.h: Declare it.
1128 * semantics.c (finish_static_assert): Use it instead of
1129 require_potential_rvalue_constant_expression.
1131 2018-03-01 Jason Merrill <jason@redhat.com>
1132 Alexandre Oliva <aoliva@redhat.com>
1134 PR c++/71569 - ICE with redundant args on member variable template.
1135 * decl.c (start_decl): Handle partial specialization of member
1137 * pt.c (determine_specialization): Allow partial specialization
1138 of member variable template without specializing enclosing class.
1139 (process_partial_specialization): Improve error message.
1141 2018-02-28 Jason Merrill <jason@redhat.com>
1143 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1144 * pt.c (determine_specialization): Check ref-qualifier.
1146 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1149 * parser.c (cp_parser_attributes_opt): Formatting fix.
1150 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1151 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1153 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1154 instead of tentative parse to peek over optional attribute tokens
1155 to check for CPP_COLON after them.
1159 * pt.c (INCLUDE_STRING): Remove define.
1160 (warn_spec_missing_attributes): Use pretty_printer instead of
1161 std::string. Fix up inform call so that the list of attributes
1164 2018-02-28 Martin Sebor <msebor@redhat.com>
1167 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1170 2018-02-28 Nathan Sidwell <nathan@acm.org>
1173 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1174 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1175 regardless of want_type.
1176 (search_anon_aggr): Just use get_class_binding_direct.
1178 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1180 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1183 2018-02-27 Martin Sebor <msebor@redhat.com>
1185 * pt.c: Avoid including <string> directly.
1187 2018-02-27 Martin Sebor <msebor@redhat.com>
1191 * cp-tree.h (warn_spec_missing_attributes): New function.
1192 ((check_explicit_specialization): Add an argument. Call the above
1194 * decl.c (duplicate_decls): Avoid applying primary function template's
1195 attributes to its explicit specializations.
1196 cp/pt.c (warn_spec_missing_attributes): Define.
1198 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
1200 PR c++/71546 - lambda init-capture with qualified-id.
1201 * parser.c (cp_parser_lambda_introducer): Clear scope after
1202 each lambda capture.
1204 2018-02-27 Nathan Sidwell <nathan@acm.org>
1207 * name-lookup.h (get_member_slot): Rename ...
1208 (find_member_slot): ... here.
1209 (add_member_slot): New.
1210 * name-lookup.c (member_vec_linear_search): No need to check for
1212 (get_member_slot): Rename ...
1213 (find_member_slot): ... here. Don't add slot for incomplete class.
1214 (add_member_slot): New.
1215 * class.c (add_method): Adjust get_member_slot rename. Bail out
1216 if push_class_level_binding fails. Create slot and grok
1217 properties once we're committed to insertion.
1219 2018-02-27 Jason Merrill <jason@redhat.com>
1221 PR c++/84489 - dependent default template argument
1222 * pt.c (type_unification_real): Handle early substitution failure.
1224 2018-02-26 Jason Merrill <jason@redhat.com>
1226 PR c++/84560 - ICE capturing multi-dimensional VLA.
1227 * tree.c (array_of_runtime_bound_p): False if the element is
1230 PR c++/84441 - ICE with base initialized from ?:
1231 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1233 PR c++/84520 - ICE with generic lambda in NSDMI.
1234 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1235 'this' in a generic lambda instantiation.
1237 PR c++/84559 - ICE with constexpr VLA.
1238 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1239 for constexpr variable with VLA type.
1241 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1244 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1245 a valid constant initializer. Formatting fixes.
1247 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1250 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1251 returning NULL_TREE.
1252 (apply_late_template_attributes): Likewise.
1254 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1257 * parser.c (cp_parser_omp_var_list_no_open): Only call
1258 cp_parser_lookup_name_simple on names satisfying identifier_p.
1259 (cp_parser_oacc_routine): Likewise.
1261 2018-02-26 Jason Merrill <jason@redhat.com>
1263 PR c++/84551 - ICE with concepts and -g.
1264 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1266 2018-02-26 Marek Polacek <polacek@redhat.com>
1269 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1272 2018-02-26 Jason Merrill <jason@redhat.com>
1274 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1275 * call.c (build_over_call): Handle deleted functions in one place.
1277 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1280 * decl.c (redeclaration_error_message): Don't try to use
1281 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1283 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1285 * lambda.c (build_capture_proxy): Define static.
1286 * cp-tree.h (build_capture_proxy): Remove.
1288 2018-02-26 Marek Polacek <polacek@redhat.com>
1291 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1292 if name is error node.
1294 2018-02-25 Jason Merrill <jason@redhat.com>
1296 PR c++/84015 - ICE with class deduction and auto template parm.
1297 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1299 2018-02-24 Marek Polacek <polacek@redhat.com>
1302 * constexpr.c (maybe_constant_init_1): New function.
1303 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1304 (cxx_constant_init): New function.
1305 * cp-tree.h (cxx_constant_init): Declare.
1306 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1307 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1309 2018-02-22 Jason Merrill <jason@redhat.com>
1311 PR c++/70468 - ICE with constructor delegation via typedef.
1312 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1313 with constructor delegation.
1315 2018-02-22 Jason Merrill <jason@redhat.com>
1317 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1318 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1321 2018-02-22 Marek Polacek <polacek@redhat.com>
1324 * parser.c (cp_parser_braced_list): Use require_open instead of
1327 2018-02-21 Jason Merrill <jason@redhat.com>
1329 PR c++/84454 - ICE with pack expansion in signature.
1330 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1332 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1334 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1337 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1340 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1343 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1346 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1347 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1350 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1351 returns error_mark_node, return it immediately.
1352 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1353 error_mark_node, return error_mark_node.
1356 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1357 function_depth to avoid GC during finish_lambda_function.
1359 2018-02-19 Jason Merrill <jason@redhat.com>
1361 PR c++/84429 - ICE capturing VLA.
1362 * lambda.c (build_capture_proxy): Handle reference refs.
1364 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1367 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1368 either operand is error_mark_node, set current.lhs to that instead of
1369 creating a binary op with error_mark_node operands.
1372 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1374 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1377 * decl.c (grokdeclarator): Early return error_mark_node upon
1378 ill-formed friend declaration.
1380 2018-02-16 Marek Polacek <polacek@redhat.com>
1381 Jakub Jelinek <jakub@redhat.com>
1384 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1385 set *jump_target to anything if jump_target is NULL.
1387 2018-02-16 Jason Merrill <jason@redhat.com>
1389 PR c++/84151 - unnecessary volatile load with static member.
1390 * call.c (build_new_method_call_1): Avoid loading from a volatile
1391 lvalue used as the object argument for a static member function.
1393 PR c++/81853 - using-directive and constexpr.
1394 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1396 PR c++/84420 - ICE with structured binding in lambda.
1397 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1399 PR c++/83835 - C++17 error with constructor ctors.
1400 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1402 PR c++/82664 - ICE with reference to function template parm.
1403 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1406 PR c++/82764 - C++17 ICE with empty base
1407 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1409 2018-02-16 Jason Merrill <jason@redhat.com>
1411 PR c++/84421 - type-dependent if constexpr
1412 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1414 2018-02-16 Nathan Sidwell <nathan@acm.org>
1416 Deprecate -ffriend-injection.
1417 * decl.c (cxx_init_decl_processing): Emit warning on option.
1418 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1421 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
1424 * decl.c (check_special_function_return_type): Reject template
1425 template parameter in deduction guide.
1427 2018-02-16 Nathan Sidwell <nathan@acm.org>
1430 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1432 2018-02-15 Jason Merrill <jason@redhat.com>
1434 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1435 * call.c (convert_like_real): Don't use the copy-list-initialization
1436 shortcut for ck_base.
1438 PR c++/84045 - ICE with typedef and noexcept.
1439 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1441 PR c++/84376 - ICE with omitted template arguments.
1442 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1444 PR c++/84368 - wrong error with local variable in variadic lambda.
1445 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1446 local_specializations.
1448 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1451 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1454 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1457 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1460 2018-02-14 Nathan Sidwell <nathan@acm.org>
1462 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1463 (c_parse_final_cleanups): Restore input_location after emitting
1466 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1468 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1469 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1470 auto_deduction_context, tree, int): Add defaults.
1471 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1472 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1473 tsubst_flags_t argument.
1474 * init.c (build_new): Likewise.
1476 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1479 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1480 about return other than *this in assignment operators if
1481 retval is type dependent expression.
1483 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1486 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1487 save_expr for the G++ extension.
1489 2018-02-13 Jason Merrill <jason@redhat.com>
1491 PR c++/84080 - ICE with return type deduction and specialization.
1492 * pt.c (determine_specialization): Check uses_template_parms.
1494 Fix more variadic capture issues.
1495 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1496 (check_for_bare_parameter_packs): Check current_class_type for
1498 (extract_locals_r): Handle seeing a full instantiation of a pack.
1499 (tsubst_pack_expansion): Likewise. Force lambda capture.
1500 * parser.c (cp_parser_lambda_introducer): Don't
1501 check_for_bare_parameter_packs.
1503 PR c++/84338 - wrong variadic sizeof.
1504 * pt.c (argument_pack_select_arg): Like the macro, but look through
1506 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1507 (extract_fnparm_pack): Do make_pack_expansion.
1508 (extract_locals_r): Do strip a pack expansion.
1509 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1511 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1514 * parser.c (cp_parser_binary_expression): Use build_min instead of
1515 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1517 2018-02-12 Nathan Sidwell <nathan@acm.org>
1520 * parser.c (cp_parser_decltype): Push and pop
1521 deferring_access_checks. Reorganize to avoid goto.
1523 2018-02-12 Richard Biener <rguenther@suse.de>
1526 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1527 uniform constructors and delay allocating them fully.
1529 2018-02-09 Jason Merrill <jason@redhat.com>
1531 PR c++/84036 - ICE with variadic capture.
1532 Handle variadic capture proxies more like non-variadic.
1533 * lambda.c (build_capture_proxy): Remove workaround.
1534 * pt.c (find_parameter_packs_r): The proxy is a pack.
1535 (instantiate_class_template_1): Remove dead lambda code.
1536 (extract_fnparm_pack): Don't make_pack_expansion.
1537 (extract_locals_r): Don't strip a pack expansion.
1538 (tsubst_pack_expansion): Handle proxy packs. Use
1539 PACK_EXPANSION_EXTRA_ARGS less.
1540 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1541 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1542 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1543 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1544 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1546 2018-02-10 Jakub Jelinek <jakub@redhat.com>
1549 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1551 2018-02-09 Jason Merrill <jason@redhat.com>
1553 PR c++/81917 - ICE with void_t and partial specialization.
1554 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
1555 calling most_specialized_partial_spec.
1557 2018-02-09 Nathan Sidwell <nathan@acm.org>
1560 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
1561 Pass expr location to strict_aliasing_warning.
1563 2018-02-09 Jason Merrill <jason@redhat.com>
1565 PR c++/84296 - ICE with qualified-id in template.
1567 * pt.c (unknown_base_ref_p): New.
1568 (instantiation_dependent_scope_ref_p): Use it instead of
1569 any_dependent_bases_p.
1571 2018-02-09 Marek Polacek <polacek@redhat.com>
1572 Jakub Jelinek <jakub@redhat.com>
1575 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
1576 fold_indirect_ref_1, including poly_*int64. Verify first that
1577 tree_fits_poly_int64_p (op01). Formatting fixes.
1579 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1581 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
1582 * lambda.c (build_capture_proxy): Likewise.
1583 * search.c (field_access_p): Likewise.
1584 * semantics.c (omp_clause_decl, omp_privatize_field,
1585 finish_omp_clauses): Likewise.
1587 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1590 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
1591 case of nullptr too.
1593 2018-02-08 Nathan Sidwell <nathan@acm.org>
1595 * class.c (finish_struct): Fix std:initializer_list diagnostic
1598 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1601 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
1603 2018-02-07 Jakub Jelinek <jakub@redhat.com>
1606 * parser.c (cp_parser_dot_deref_incomplete): New function.
1607 (cp_parser_postfix_dot_deref_expression): Use it.
1609 2018-02-07 David Malcolm <dmalcolm@redhat.com>
1613 * name-lookup.c (suggest_rid_p): New function.
1614 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
1617 2018-02-07 Jason Merrill <jason@redhat.com>
1619 PR c++/84182 - ICE with captured lambda
1621 * pt.c (extract_locals_r, extract_local_specs): New.
1622 (tsubst_pack_expansion): Use them.
1624 2018-02-07 Martin Liska <mliska@suse.cz>
1627 * class.c (add_method): Append argument value.
1628 * cp-tree.h (maybe_version_functions): Add new argument.
1629 * decl.c (decls_match): Call it if a declaration does not
1630 have DECL_FUNCTION_VERSIONED.
1631 (maybe_version_functions): record argument is added.
1633 2018-02-05 Marek Polacek <polacek@redhat.com>
1635 * class.c: Remove unused global variables.
1636 (build_primary_vtable): Don't gather statistics.
1637 (print_class_statistics): Remove.
1638 * cp-tree.h (print_class_statistics): Remove.
1639 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
1641 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
1643 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1644 * constexpr.c (cx_check_missing_mem_inits): Likewise.
1645 * decl.c (next_initializable_field, find_decomp_class_base,
1646 cp_finish_decomp): Likewise.
1647 * typeck2.c (process_init_constructor_record): Likewise.
1649 2018-02-02 Jason Merrill <jason@redhat.com>
1651 PR c++/84181 - ICE with lambda parm in template argument.
1652 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1654 2018-02-01 Jason Merrill <jason@redhat.com>
1656 PR c++/84160 - ICE with nested variadic capture.
1657 * lambda.c (is_capture_proxy_with_ref): New.
1658 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1660 * expr.c (mark_use): Use is_capture_proxy_with_ref.
1661 * constexpr.c (potential_constant_expression_1): Likewise.
1662 * semantics.c (process_outer_var_ref): Likewise.
1664 2018-02-01 Marek Polacek <polacek@redhat.com>
1667 * typeck.c (build_address): Relax the assert when
1668 processing_template_decl.
1670 2018-02-01 Jason Merrill <jason@redhat.com>
1672 PR c++/84126 - ICE with variadic generic lambda
1675 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1676 PACK_EXPANSION_EXTRA_ARGS.
1678 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
1681 * call.c (convert_like_real): If w're initializing from {} explicitly
1682 call abstract_virtuals_error_sfinae.
1684 2018-01-31 Jason Merrill <jason@redhat.com>
1685 Jakub Jelinek <jakub@redhat.com>
1688 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1689 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1692 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1695 * constexpr.c (diag_array_subscript): Emit different diagnostics
1696 if TYPE_DOMAIN (arraytype) is NULL.
1697 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1698 with NULL TYPE_DOMAIN use size_zero_node as nelts.
1700 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
1703 * semantics.c (finish_qualified_id_expr): When handling an
1704 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1706 2018-01-31 Marek Polacek <polacek@redhat.com>
1709 * cp-gimplify.c (cp_fold): Check if X is an error node before
1710 calling useless_type_conversion_p.
1712 2018-01-30 Jason Merrill <jason@redhat.com>
1714 PR c++/84091 - ICE with local class in lambda in template.
1715 * decl2.c (determine_visibility): Look for outer containing template
1718 PR c++/84098 - ICE with lambda in template NSDMI.
1719 * pt.c (instantiate_class_template_1): Ignore more lambdas.
1721 2018-01-29 Jason Merrill <jason@redhat.com>
1723 PR c++/68810 - wrong location for reinterpret_cast error.
1724 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1727 2018-01-29 Marek Polacek <polacek@redhat.com>
1730 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1731 => fooarray[1] in offset_int.
1733 2018-01-29 Jason Merrill <jason@redhat.com>
1735 PR c++/83942 - wrong unused warning with static_cast.
1736 * cvt.c (ocp_convert): Call mark_rvalue_use.
1738 2018-01-26 Jason Merrill <jason@redhat.com>
1740 PR c++/83956 - wrong dtor error with anonymous union
1741 * method.c (walk_field_subobs): Variant members only affect
1743 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1745 PR c++/84036 - ICE with variadic capture.
1747 * pt.c (tsubst_pack_expansion): When optimizing a simple
1748 substitution, pull a single pack expansion out of its pack.
1750 PR c++/82514 - ICE with local class in generic lambda.
1751 * pt.c (regenerated_lambda_fn_p): Remove.
1752 (enclosing_instantiation_of): Don't use it.
1753 (tsubst_function_decl): Call enclosing_instantiation_of.
1755 * pt.c (lookup_template_class_1): Add sanity check.
1756 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1758 2018-01-25 Jakub Jelinek <jakub@redhat.com>
1761 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
1762 recursive calls that return ret.
1763 (cp_finish_decomp): Ignore unnamed bitfields.
1765 2018-01-23 Jason Merrill <jason@redhat.com>
1767 PR c++/82249 - wrong mismatched pack length error.
1768 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1769 unsubstituted function parameter pack.
1771 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
1774 * decl.c (check_for_uninitialized_const_var): Not static; add
1775 bool and tsubst_flags_t parameters; adjust to be used both in
1776 constexpr context and not.
1777 * constexpr.c (potential_constant_expression_1): Use the above.
1778 * cp-tree.h (check_for_uninitialized_const_var): Declare.
1780 2018-01-23 Jason Merrill <jason@redhat.com>
1782 PR c++/83947 - ICE with auto declarations.
1783 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1784 * decl.c (undeduced_auto_decl): Limit to vars and fns.
1786 2018-01-23 David Malcolm <dmalcolm@redhat.com>
1789 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1790 for pointer to member function types.
1792 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1795 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1796 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1798 2018-01-23 Nathan Sidwell <nathan@acm.org>
1801 * pt.c (tsubst_baselink): Remove optype assert.
1802 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1804 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1807 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1808 refers to incomplete type.
1810 2018-01-23 Nathan Sidwell <nathan@acm.org>
1812 Deprecate ARM-era for scope handling
1813 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1814 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1816 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1818 * semantics.c (begin_for_scope): Flag_new_for_scope is
1820 (finish_for_stmt, begin_range_for_stmt): Likewise.
1822 2018-01-22 Jason Merrill <jason@redhat.com>
1825 * decl2.c (determine_visibility): Fix template_decl handling
1826 instead of blocking it.
1828 PR c++/83720 - ICE with lambda and LTO.
1829 * decl2.c (determine_visibility): Clear template_decl for
1830 function-scope decls. Propagate anonymous linkage from containing
1833 2018-01-22 Marek Polacek <polacek@redhat.com>
1836 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1839 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
1842 * decl.c (grokdeclarator): Don't diagnose extra parens
1845 2018-01-19 Jakub Jelinek <jakub@redhat.com>
1848 * call.c (joust): Use TREE_TYPE (source) if source is
1849 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1852 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1853 for direct enum init.
1854 * decl.c (reshape_init): Likewise.
1856 2018-01-19 Marek Polacek <polacek@redhat.com>
1858 * constexpr.c (fold_simple): Simplify.
1860 2018-01-18 Jason Merrill <jason@redhat.com>
1863 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1864 * pt.c (instantiation_dependent_scope_ref_p): True if
1865 any_dependent_bases_p.
1867 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1869 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1870 vs DECL_NONTRIVIALLY_INITIALIZED_P).
1872 2018-01-18 Jason Merrill <jason@redhat.com>
1874 PR c++/82461 - constexpr list-initialized member
1875 * constexpr.c (potential_constant_expression_1): Check
1876 TARGET_EXPR_DIRECT_INIT_P.
1878 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1881 * decl.c (xref_basetypes): Early return upon error about derived
1884 2018-01-18 Nathan Sidwell <nathan@acm.org>
1887 * cp-tree.h (mark_use): Declare.
1888 * expr.c (mark_use): Make extern.
1889 * call.c (direct_reference_binding): Set inner conv's
1890 rvaluedness_matches_p, if it is an identity.
1891 (convert_like_real): Mark lvalue or rvalue use for identity as
1892 rvaledness_matches_p demands.
1894 2018-01-18 Jakub Jelinek <jakub@redhat.com>
1897 * parser.c (attr_chainon): New function.
1898 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1899 cp_parser_namespace_definition, cp_parser_init_declarator,
1900 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1901 cp_parser_gnu_attributes_opt): Use it.
1902 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1903 cp_parser_objc_struct_declaration): Likewise. Don't reset
1904 prefix_attributes if attributes is error_mark_node.
1906 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1909 * decl.c (grokdeclarator): Do not append the error_mark_node
1910 due to an erroneous optional attribute-specifier-seq.
1912 2018-01-17 Jakub Jelinek <jakub@redhat.com>
1915 * cp-gimplify.c (cp_maybe_instrument_return): Handle
1918 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1921 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1922 error_mark_node when we give an error.
1923 * decl.c (cp_finish_decl): Use the latter.
1925 2018-01-17 Nathan Sidwell <nathan@acm.org>
1928 * init.c (build_raw_new_expr): Scan list for lookups to keep.
1930 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1933 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1934 the C++ part. If processing a template, call
1935 fold_non_dependent_expr rather than fully folding.
1937 2018-01-17 Jason Merrill <jason@redhat.com>
1939 PR c++/81067 - redundant NULL warning.
1940 * call.c (convert_like_real): Restore null_node handling.
1942 2018-01-17 Jason Merrill <jason@redhat.com>
1944 PR c++/81843 - ICE with variadic member template.
1946 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1949 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1952 * pt.c (type_dependent_expression_p): Strip any location wrapper
1953 before testing tree codes.
1954 (selftest::test_type_dependent_expression_p): New function.
1955 (selftest::cp_pt_c_tests): Call it.
1957 2018-01-17 Nathan Sidwell <nathan@acm.org>
1960 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1961 this not a final instantiation.
1963 2018-01-16 Jason Merrill <jason@redhat.com>
1965 PR c++/83714 - ICE checking return in template.
1966 * typeck.c (check_return_expr): Call build_non_dependent_expr.
1968 2018-01-16 Jakub Jelinek <jakub@redhat.com>
1971 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1972 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1973 instead of CALL_FROM_THUNK_P.
1976 * name-lookup.c (member_vec_dedup): Return early if len is 0.
1977 (resort_type_member_vec, set_class_bindings,
1978 insert_late_enum_def_bindings): Use vec qsort method instead of
1979 calling qsort directly.
1981 2018-01-15 Martin Sebor <msebor@redhat.com>
1984 * class.c (find_flexarrays): Make a record of multiple flexible array
1987 2018-01-12 Jason Merrill <jason@redhat.com>
1989 PR c++/83186 - ICE with static_cast of list-initialized temporary.
1990 * typeck.c (build_static_cast): Use build_non_dependent_expr.
1992 2018-01-12 Nathan Sidwell <nathan@acm.org>
1994 * cp-tree.h (mark_rvalue_use): Add parm name.
1995 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1997 * call.c (convert_like_real): Fix formatting.
1999 2018-01-11 Jason Merrill <jason@redhat.com>
2001 PR c++/82728 - wrong -Wunused-but-set-variable
2004 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
2005 * decl.c (case_conversion): Likewise.
2006 * semantics.c (finish_static_assert): Call
2007 perform_implicit_conversion_flags.
2009 2018-01-11 Nathan Sidwell <nathan@acm.org>
2011 * method.c (enum mangling_flags): Delete long-dead enum.
2013 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2015 * parser.c (cp_parser_std_attribute_spec): When
2016 token_pair::require_open / require_close return false simply
2017 return error_mark_node, avoid duplicate cp_parser_error about
2018 expected '(' / ')', respectively.
2020 2018-01-10 David Malcolm <dmalcolm@redhat.com>
2023 * call.c (null_ptr_cst_p): Strip location wrappers when
2024 converting from '0' to a pointer type in C++11 onwards.
2025 (conversion_null_warnings): Replace comparison with null_node with
2026 call to null_node_p.
2027 (build_over_call): Likewise.
2028 * cp-gimplify.c (cp_fold): Remove the early bailout when
2029 processing_template_decl.
2030 * cp-lang.c (selftest::run_cp_tests): Call
2031 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
2032 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
2033 (selftest::run_cp_tests): Move decl to bottom of file.
2034 (null_node_p): New inline function.
2035 (selftest::cp_pt_c_tests): New decl.
2036 (selftest::cp_tree_c_tests): New decl.
2037 * cvt.c (build_expr_type_conversion): Replace comparison with
2038 null_node with call to null_node_p.
2039 * error.c (args_to_string): Likewise.
2040 * except.c (build_throw): Likewise.
2041 * mangle.c (write_expression): Skip location wrapper nodes.
2042 * parser.c (literal_integer_zerop): New function.
2043 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
2044 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
2045 param of cp_parser_parenthesized_expression_list. When calling
2046 warn_for_memset, replace integer_zerop calls with
2047 literal_integer_zerop, eliminating the double logical negation
2048 cast to bool. Eliminate the special-casing for CONST_DECL in
2049 favor of the fold_for_warn within warn_for_memset.
2050 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
2051 param, defaulting to false. Convert "expr" to a cp_expr, and call
2052 maybe_add_location_wrapper on it when wrap_locations_p is true.
2053 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
2054 the result for RID_ALIGNOF and RID_SIZEOF.
2055 (cp_parser_builtin_offsetof): Likewise.
2056 * pt.c: Include "selftest.h".
2057 (tsubst_copy): Handle location wrappers.
2058 (tsubst_copy_and_build): Likewise.
2059 (build_non_dependent_expr): Likewise.
2060 (selftest::test_build_non_dependent_expr): New function.
2061 (selftest::cp_pt_c_tests): New function.
2062 * tree.c: Include "selftest.h".
2063 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
2064 (selftest::test_lvalue_kind): New function.
2065 (selftest::cp_tree_c_tests): New function.
2066 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
2067 (cp_build_binary_op): Replace comparison with null_node with call
2069 (build_address): Use location of operand when building address
2072 2018-01-10 Marek Polacek <polacek@redhat.com>
2075 * call.c (build_conditional_expr_1): Check complain before warning.
2076 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
2077 -Wduplicated-branches.
2079 2018-01-10 Jakub Jelinek <jakub@redhat.com>
2082 * call.c (maybe_warn_class_memaccess): Add forward declaration.
2083 Change last argument from tree * to const vec<tree, va_gc> *, adjust
2084 args uses and check number of operands too. Don't strip away any
2085 nops. Use maybe_constant_value when looking for INTEGER_CST args.
2086 Deal with src argument not having pointer type. Check
2087 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
2089 (build_over_call): Call maybe_warn_class_memaccess here on the
2091 (build_cxx_call): Rather than here on converted arguments.
2093 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2096 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2097 error_mark_node as second argument.
2099 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2102 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2103 in STATEMENT_LIST. Remove unneeded assert.
2105 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2106 Alan Hayward <alan.hayward@arm.com>
2107 David Sherwood <david.sherwood@arm.com>
2109 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2111 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2112 * call.c (build_conditional_expr_1): Likewise.
2113 * decl.c (cp_finish_decomp): Likewise.
2114 * mangle.c (write_type): Likewise.
2115 * typeck.c (structural_comptypes): Likewise.
2116 (cp_build_binary_op): Likewise.
2117 * typeck2.c (process_init_constructor_array): Likewise.
2119 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2122 * typeck.c (build_static_cast_1): For static casts to reference types,
2123 call build_base_path with flag_delete_null_pointer_checks as nonnull
2124 instead of always false. When -fsanitize=null, call
2125 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2126 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2127 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2129 2018-01-03 Nathan Sidwell <nathan@acm.org>
2132 * method.c (make_alias_for): Copy DECL_CONTEXT.
2134 2018-01-03 Marek Polacek <polacek@redhat.com>
2137 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2139 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2141 PR preprocessor/83602
2142 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2146 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2147 error_mark_node, return error_mark_node.
2149 Update copyright years.
2151 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2154 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2155 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2156 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2157 to false and return.
2158 (replace_placeholders): Pass NULL instead of &pset as last argument
2161 2018-01-02 Nathan Sidwell <nathan@acm.org>
2163 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2166 Copyright (C) 2018 Free Software Foundation, Inc.
2168 Copying and distribution of this file, with or without modification,
2169 are permitted in any medium without royalty provided the copyright
2170 notice and this notice are preserved.