1 2018-04-30 Jason Merrill <jason@redhat.com>
3 * decl.c (build_clobber_this): Use build_clobber.
5 2018-04-27 Jakub Jelinek <jakub@redhat.com>
8 * init.c (build_zero_init_1): For zero initialization of
9 NULLPTR_TYPE_P type use build_int_cst directly.
11 2018-04-27 David Malcolm <dmalcolm@redhat.com>
14 * name-lookup.c (consider_binding_level): Skip compiler-generated
16 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
17 nested if statements into a series of rejection tests. Reject
18 lambda-ignored entities as suggestions.
20 2018-04-27 Jason Merrill <jason@redhat.com>
22 * cvt.c (cp_fold_convert): Use convert_ptrmem.
23 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
25 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
28 * decl.c (grokdeclarator): Clear friendp upon definition in local
29 class definition error.
31 2018-04-27 Jason Merrill <jason@redhat.com>
33 PR c++/85545 - ICE with noexcept PMF conversion.
34 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
36 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
38 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
40 2018-04-27 Nathan Sidwell <nathan@acm.org>
42 * typeck.c (convert_ptrmem): Move local var decls to initialization.
44 * cp-tree.h (TEMPLATE_INFO): Fix comments.
45 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
46 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
47 (dump, print_other_binding_stacks): Remove declarations.
48 * name-lookup.c (print_other_binding_stack): Make static.
49 * pt.c (build_template_decl): Make static.
51 2018-04-26 Jason Merrill <jason@redhat.com>
53 PR c++/85545 - ICE with noexcept PMF conversion.
54 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
56 2018-04-25 Nathan Sidwell <nathan@acm.org>
60 * cp-tree.h (REINTERPRET_CAST_P): New.
61 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
62 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
63 for non-trivial PTRMEM_CST cases.
64 * typeck.c (build_nop_reinterpret): New.
65 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
66 NOP_EXPRs returned by cp_convert.
68 2018-04-23 Jason Merrill <jason@redhat.com>
70 PR c++/69560 - wrong alignof(double) on x86.
71 CWG 1879 - Inadequate definition of alignment requirement.
72 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
73 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
74 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
75 (cxx_alignof_expr): Pass it.
76 * parser.c (cp_parser_unary_expression): Pass it.
77 * pt.c (tsubst_copy): Copy it.
78 (tsubst_copy_and_build): Pass it.
79 * decl.c (fold_sizeof_expr): Pass it.
81 2018-04-23 Jakub Jelinek <jakub@redhat.com>
82 Jason Merrill <jason@redhat.com>
84 PR c++/85470 - wrong error with static data member.
85 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
86 * typeck2.c (store_init_value): Likewise.
88 2018-04-20 Jakub Jelinek <jakub@redhat.com>
91 * cp-tree.h (tinst_level): Remove in_system_header_p member,
92 change refcount member from unsigned char to unsigned short,
93 add refcount_infinity static data member, adjust comments.
94 * pt.c (tinst_level::refcount_infinity): Define.
95 (inc_refcount_use): Remove assert, don't increment if refcount
96 is already refcount_infinity, adjust comment.
97 (dec_refcount_use): Remove assert, don't decrement if refcount
98 is refcount_infinity, adjust comment.
99 (push_tinst_level_loc): Formatting fix.
101 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
104 * pt.c (lookup_template_class_1): Check pushtag return value for
107 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
110 * cp-tree.h (tinst_level::free): Fix whitespace.
112 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
115 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
118 2018-04-18 Jakub Jelinek <jakub@redhat.com>
121 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
122 tricks from here to ...
123 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
124 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
126 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
129 * cp-tree.h (struct tinst_level): Split decl into tldcl and
130 targs. Add private split_list_p, tree_list_p, and not_list_p
131 inline const predicates; to_list private member function
132 declaration; free public member function declaration; list_p,
133 get_node and maybe_get_node accessors, and refcount data
134 member. Narrow errors to unsigned short.
135 * error.c (print_instantiation_full_context): Use new
137 (print_instantiation_partial_context_line): Likewise. Drop
138 const from tinst_level-typed parameter.
139 * mangle.c (mangle_decl_string): Likewise.
140 * pt.c (freelist): New template class.
141 (tree_list_freelist_head): New var.
142 (tree_list_freelist): New fn, along with specializations.
143 (tinst_level_freelist_head): New var.
144 (pending_template_freelist_head): Likewise.
145 (tinst_level_freelist, pending_template_freelist): New fns.
146 (tinst_level::to_list, tinst_level::free): Define.
147 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
148 (set_refcount_ptr): New template fn.
149 (add_pending_template): Adjust for refcounting, freelists and
151 (neglectable_inst_p): Take a NULL d as a non-DECL.
152 (limit_bad_template_recursion): Use new accessors.
153 (push_tinst_level): New overload to create the list.
154 (push_tinst_level_loc): Make it static, split decl into two
155 args, adjust tests and initialization to cope with split
156 lists, use freelist, adjust for refcounting.
157 (push_tinst_level_loc): New wrapper with the old interface.
158 (pop_tinst_level): Adjust for refcounting.
159 (record_last_problematic_instantiation): Likewise.
160 (reopen_tinst_level): Likewise. Use new accessors.
161 (instantiate_alias_template): Adjust for split list.
162 (fn_type_unification): Likewise.
163 (get_partial_spec_bindings): Likewise.
164 (instantiate_pending_templates): Use new accessors. Adjust
165 for refcount. Release pending_template to freelist.
166 (instantiating_current_function_p): Use new accessors.
168 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
171 * parser.c (cp_parser_builtin_offset): Reject type definitions.
172 * mangle.c (nested_anon_class_index): Avoid crash returning -1
173 if we've seen errors.
175 2018-04-12 David Malcolm <dmalcolm@redhat.com>
178 * name-lookup.c (macro_use_before_def::maybe_make): New function,
179 checking that the use is indeed before the definition.
180 (macro_use_before_def::macro_use_before_def): Make private.
181 (macro_use_before_def::~macro_use_before_def): Make private. Move
182 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
183 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
184 than using new directly.
186 2018-04-12 Jason Merrill <jason@redhat.com>
188 PR c++/85356 - ICE with pointer to member function.
189 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
190 flag_noexcept_type. Build the new spec within the function context.
191 * except.c (build_noexcept_spec): Do get constant value in templates
192 if flag_noexcept_type.
193 * decl.c (check_redeclaration_exception_specification): Don't
194 instantiate noexcept on a dependent declaration.
196 2018-04-12 Marek Polacek <polacek@redhat.com>
199 * constexpr.c (reduced_constant_expression_p): Return false for null
202 2018-04-11 Marek Polacek <polacek@redhat.com>
205 * constexpr.c (potential_constant_expression_1): Consider conversions
206 from classes to literal types potentially constant.
208 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
211 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
212 the type like TYPE_PTR_OR_PTRMEM_P.
214 2018-04-10 Jason Merrill <jason@redhat.com>
216 PR debug/65821 - wrong location for main().
217 * call.c (clear_location_r, convert_default_arg): Revert.
218 * tree.c (break_out_target_exprs): Add clear_location parm.
219 (struct bot_data): New.
220 (bot_manip): Clear location if requested.
221 * init.c (get_nsdmi): Pass clear_location.
223 2018-04-10 David Malcolm <dmalcolm@redhat.com>
226 * call.c (get_fndecl_argument_location): Make non-static.
227 * cp-tree.h (get_fndecl_argument_location): New decl.
228 * typeck.c (convert_for_assignment): When complaining due to
229 conversions for an argument, show the location of the parameter
232 2018-04-10 Jakub Jelinek <jakub@redhat.com>
234 PR c++/85312 - P0962 cleanup
235 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
238 2018-04-10 Jason Merrill <jason@redhat.com>
240 PR debug/65821 - wrong location for main().
241 * call.c (clear_location_r): New.
242 (convert_default_arg): Use it.
243 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
245 PR c++/85285 - ICE with flexible array after substitution.
246 * pt.c (instantiate_class_template_1): Check for flexible array in
249 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
252 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
253 issue a pedwarn and defer trying to do bindings.
255 2018-04-09 Jason Merrill <jason@redhat.com>
257 PR c++/85279 - dump_expr doesn't understand decltype.
258 * error.c (dump_expr): Handle DECLTYPE_TYPE.
260 PR c++/85262 - ICE with redundant qualification on constructor.
261 * call.c (build_new_method_call_1): Move make_args_non_dependent
262 after A::A() handling.
264 PR c++/85277 - ICE with invalid offsetof.
265 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
266 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
268 PR c++/85264 - ICE with excess template-parameter-list.
269 * parser.c (cp_parser_check_template_parameters): Add template_id_p
270 parameter. Don't allow an extra template header if true.
271 (cp_parser_class_head): Pass template_id_p.
272 (cp_parser_elaborated_type_specifier): Likewise.
273 (cp_parser_alias_declaration): Likewise.
274 (cp_parser_check_declarator_template_parameters): Likewise.
276 2018-04-09 Jakub Jelinek <jakub@redhat.com>
279 * parser.c (cp_parser_simple_declaration): For structured bindings,
280 if *maybe_range_for_decl is NULL after parsing it, set it to
283 2018-04-09 Jason Merrill <jason@redhat.com>
285 PR c++/85256 - ICE capturing pointer to VLA.
286 * lambda.c (add_capture): Distinguish between variable-size and
287 variably-modified types.
289 2018-04-06 Jason Merrill <jason@redhat.com>
291 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
292 * pt.c (extract_locals_r): Remember local typedefs.
294 2018-04-06 David Malcolm <dmalcolm@redhat.com>
297 * name-lookup.c (struct std_name_hint): Move out of
298 get_std_name_hint; add field "min_dialect".
299 (get_std_name_hint): Add min_dialect values to all initializers.
300 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
301 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
302 <shared_mutex>, <string_view>, <thread>, and <variant>.
303 Add fstream, ifstream, and ofstream to <fstream>.
304 Add istringstream, ostringstream, and stringstream to <sstream>.
305 Add basic_string to <string>.
306 Add tuple_element and tuple_size to <tuple>.
307 Add declval to <utility>.
308 Fix ordering of <queue> and <tuple>.
309 Return a std_name_hint, rather than a const char *.
310 (get_cxx_dialect_name): New function.
311 (maybe_suggest_missing_std_header): Detect names that aren't yet
312 available in the current dialect, and instead of suggesting a
313 missing #include, warn about the dialect.
315 2018-04-06 Jakub Jelinek <jakub@redhat.com>
318 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
319 errorcount is set if tsubst doesn't return a VAR_DECL.
321 2018-04-06 David Malcolm <dmalcolm@redhat.com>
324 * name-lookup.c (using_directives_contain_std_p): New function.
325 (has_using_namespace_std_directive_p): New function.
326 (suggest_alternatives_for): Simplify if/else logic using early
327 returns. If no candidates were found, and there's a
328 "using namespace std;" directive, call
329 maybe_suggest_missing_std_header.
330 (maybe_suggest_missing_header): Split later part of the function
332 (maybe_suggest_missing_std_header): New.
334 2018-04-06 Jason Merrill <jason@redhat.com>
336 PR c++/85242 - ICE with class definition in template parm.
337 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
338 processing_template_parmlist.
340 PR c++/85240 - LTO ICE with using of undeduced auto fn.
341 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
343 2018-04-05 Jakub Jelinek <jakub@redhat.com>
346 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
347 is not prev, if prev == decl.
350 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
351 maybe_apply_pragma_weak here...
352 (cp_maybe_mangle_decomp): ... but call it here instead.
354 2018-04-05 Jason Merrill <jason@redhat.com>
356 PR c++/85136 - ICE with designated init in template.
357 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
358 designated initializer.
359 (check_array_designated_initializer): Update ce->index with the
362 PR c++/83808 - ICE with VLA initialization.
363 * typeck2.c (process_init_constructor_array): Don't require a VLA
364 initializer to have VLA type.
366 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
369 * call.c (convert_like_real): Fail gracefully for a broken
370 std::initializer_list, missing a definition.
372 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
374 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
377 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
378 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
380 2018-04-05 Jason Merrill <jason@redhat.com>
382 PR c++/82152 - ICE with class deduction and inherited ctor.
383 * pt.c (do_class_deduction): Ignore inherited ctors.
385 PR c++/84665 - ICE with array of empty class.
386 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
388 PR c++/85228 - ICE with lambda in enumerator in template.
389 * pt.c (bt_instantiate_type_proc): Don't assume
390 CLASSTYPE_TEMPLATE_INFO is non-null.
392 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
395 * decl.c (find_decomp_class_base): Check accessibility instead
396 of declared access, adjust diagnostic.
398 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
401 * decl.c (get_tuple_decomp_init): Check the templatedness
404 2018-04-05 Jason Merrill <jason@redhat.com>
406 PR c++/85200 - ICE with constexpr if in generic lambda.
407 * pt.c (extract_locals_r): Don't record the local specs of variables
408 declared within the pattern.
410 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
413 * pt.c (check_auto_in_tmpl_args): New.
414 (tsubst_qualified_id): Use it to reject template args
415 referencing auto for non-type templates.
416 * parser.c (cp_parser_template_id): Likewise.
417 * cp-tree.h (check_auto_in_tmpl_args): Declare.
418 * typeck2.c (build_functional_cast): Report correct location
419 for invalid use of auto.
421 2018-04-04 Jason Merrill <jason@redhat.com>
423 PR c++/85215 - ICE with copy-init from conversion.
424 * call.c (merge_conversion_sequences): Fix type of direct binding
427 PR c++/84938 - ICE with division by ~-1.
428 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
430 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
431 * parser.c (cp_parser_mem_initializer_list): Call
432 check_for_bare_parameter_packs.
434 2018-04-04 Jakub Jelinek <jakub@redhat.com>
437 * constexpr.c (cxx_eval_builtin_function_call): For calls to
438 builtin_valid_in_constant_expr_p functions, don't call
439 cxx_eval_constant_expression if argument is not
440 potential_constant_expression.
443 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
445 * semantics.c (calculate_bases): Add complain argument. Use
446 complete_type_or_maybe_complain instead of just complete_type and
447 return an empty vector if it fails. Move make_tree_vector () call
448 after early return. Formatting fixes.
449 (calculate_direct_bases): Likewise. Call release_tree_vector at the
451 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
452 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
453 calculate_direct_bases callers, formatting fixes.
455 2018-04-04 Jason Merrill <jason@redhat.com>
457 PR c++/85006 - -fconcepts ICE with A<auto...> return type
458 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
460 PR c++/85200 - ICE with constexpr if in generic lambda.
461 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
463 PR c++/84221 - bogus -Wunused with attribute and template.
464 * decl2.c (is_late_template_attribute): Handle unused and used
465 normally on non-TYPE_DECL.
467 PR c++/85135 - ICE with omitted template arguments.
468 * decl.c (grokdeclarator): Catch deduced class type in trailing
471 PR c++/85133 - ICE with missing concept initializer.
472 * decl.c (cp_finish_decl): If a concept initializer is missing, use
475 PR c++/85118 - wrong error with generic lambda and std::bind.
476 * call.c (add_template_conv_candidate): Disable if there are any
479 PR c++/85141 - ICE with compound assignment and static member fn.
480 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
483 PR c++/85148 - ICE with 'this' in array NSDMI.
484 * tree.c (replace_placeholders_r): Use handled_component_p.
486 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
489 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
490 * parser.c (cp_parser_unqualified_id): ..not here.
492 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
495 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
497 * decl2.c (mark_used): Return without effects if tf_conv.
499 2018-04-03 Jason Merrill <jason@redhat.com>
501 PR c++/85092 - C++17 ICE with unused list constructor.
502 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
505 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
506 * constexpr.c (cxx_eval_builtin_function_call): Only defer
507 __builtin_constant_p if ctx->quiet.
509 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
512 * pt.c (rewrite_template_parm): If the first argument is
513 error_mark_node return it immediately.
514 (build_deduction_guide): Check the return value of the
515 latter for error_mark_node.
516 (do_class_deduction): Check the return value of the latter.
518 2018-04-03 Jason Merrill <jason@redhat.com>
520 * semantics.c (finish_if_stmt_cond): Use
521 instantiation_dependent_expression_p.
523 PR c++/85149 - generic lambda and constexpr if.
524 * pt.c (build_extra_args, add_extra_args): Split from
525 tsubst_pack_expansion.
526 (tsubst_expr) [IF_STMT]: Use them.
527 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
529 * typeck.c (merge_types): Limit matching attribute shortcut to
532 2018-04-03 Jakub Jelinek <jakub@redhat.com>
535 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
538 * name-lookup.c (handle_namespace_attrs): Return early if attributes
542 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
543 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
544 instead for static data members clear init and set DECL_EXTERNAL.
546 2018-04-02 Jason Merrill <jason@redhat.com>
548 PR c++/64095 - auto... parameter pack.
549 * parser.c (cp_parser_parameter_declaration): Handle turning autos
551 (cp_parser_parameter_declaration_list): Not here.
553 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
556 * class.c (instantiate_type): Peel off SAVE_EXPR before
559 2018-03-30 Jason Merrill <jason@redhat.com>
561 * typeck2.c (process_init_constructor_record): Use
562 init_list_type_node for the CONSTRUCTOR around an anonymous union
563 designated initializer.
565 2018-03-30 Jakub Jelinek <jakub@redhat.com>
568 * semantics.c (finish_omp_reduction_clause): If
569 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
570 even if processing_template_decl.
572 2018-03-29 David Malcolm <dmalcolm@redhat.com>
575 * name-lookup.c (get_std_name_hint): Add names from <memory>,
576 <tuple>, and <utility>.
578 2018-03-29 Jason Merrill <jason@redhat.com>
580 PR c++/85093 - too many template args with pack expansion.
581 * pt.c (coerce_template_parms): Keep pack expansion args that will
584 2018-03-29 Jason Merrill <jason@redhat.com>
586 * pt.c (build_non_dependent_expr): Propagate expr location.
588 2018-03-27 Jason Merrill <jason@redhat.com>
590 PR c++/85060 - wrong-code with call to base member in template.
591 * search.c (any_dependent_bases_p): Check uses_template_parms
592 rather than processing_template_decl.
594 2018-03-29 David Malcolm <dmalcolm@redhat.com>
597 * typeck.c (convert_for_assignment): When complaining due to
598 conversions for an argument, attempt to use the location of the
601 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
604 * pt.c (tsubst_default_argument): Early return if the type of the
605 parameter is erroneous.
607 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
610 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
614 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
616 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
619 * method.c (defaulted_late_check): Partially revert r253321 changes,
620 do not early return upon error.
622 2018-03-27 Jakub Jelinek <jakub@redhat.com>
625 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
626 type call fold to generate VECTOR_CSTs when possible.
629 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
630 return it right away.
632 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
634 * search.c (check_final_overrider): Use inform instead of error
635 for the diagnostics of the overridden functions. Tweak wording.
637 2018-03-27 Jakub Jelinek <jakub@redhat.com>
640 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
641 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
643 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
644 Jason Merrill <jason@redhat.com>
647 * init.c (build_aggr_init): When initializing from array,
648 reject anything but CONSTRUCTORs and TARGET_EXPRs.
649 (build_vec_init): Handle separately ARRAY_TYPEs.
651 2018-03-26 Jason Merrill <jason@redhat.com>
653 PR c++/85062 - ICE with alignas in wrong place.
654 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
657 PR c++/85049 - ICE with __integer_pack.
658 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
659 * cp-tree.h (TEMPLATE_PARM_P): New.
661 2018-03-23 Jason Merrill <jason@redhat.com>
663 PR c++/78489 - wrong SFINAE behavior.
666 * pt.c (type_unification_real): Don't defer substitution failure.
668 2018-03-23 Jakub Jelinek <jakub@redhat.com>
671 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
675 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
676 cp_build_unary_op call with gcc_unreachable ().
678 2018-03-23 Marek Polacek <polacek@redhat.com>
681 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
682 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
683 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
685 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
688 * parser.c (cp_parser_perform_range_for_lookup): Change
689 the condition for deciding whether to use members.
691 2018-03-23 Marek Polacek <polacek@redhat.com>
694 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
696 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
699 * parser.c (cp_parser_alias_declaration): Call
700 parser_check_template_parameters.
703 * pt.c (resolve_typename_type): Drop assert that stopped
704 simplification to template-independent types. Add assert to
705 verify the initial scope is template dependent.
706 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
707 Reparse the id expression as a type-name, not a declarator.
710 * init.c (build_vec_init): Error at parenthesized array init.
715 * cp-tree.h (temp_override): New template class, generalizing
716 a cleanup that was only used...
717 * parser.c (cp_parser_parameter_declaration_clause):
718 ... here for auto_is_implicit_function_template_parm_p.
719 (cp_parser_gnu_attributes_opt): Use it here as well.
720 (cp_parser_std_attribute): Likewise.
722 2018-03-22 Marek Polacek <polacek@redhat.com>
725 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
728 2018-03-21 Jason Merrill <jason@redhat.com>
730 PR c++/81311 - wrong C++17 overload resolution.
731 * call.c (build_user_type_conversion_1): Remove C++17 code.
732 (conv_binds_ref_to_prvalue): New.
733 (build_over_call): Handle C++17 copy elision.
734 (build_special_member_call): Only do C++17 copy elision here if the
735 argument is already the right type.
737 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
740 * init.c (build_vec_init): Silence error, former sorry,
745 * parser.c (abort_fully_implicit_template_p): New.
746 (cp_parser_skip_to_end_of_statement): Use it.
747 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
748 (finish_fully_implicit_template_p): Clear
749 implicit_template_parms and implicit_template_scope.
751 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
754 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
755 error_mark_node when check_array_designated_initializer fails.
757 2018-03-21 Jakub Jelinek <jakub@redhat.com>
760 * cp-tree.h (genericize_compound_lvalue): Declare.
761 * typeck.c (genericize_compound_lvalue): New function.
762 (unary_complex_lvalue, cp_build_modify_expr): Use it.
763 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
764 and PREDECREMENT_EXPR in output and "m" constrained input operands with
765 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
766 COMPOUND_EXPR operand.
768 2018-03-21 Nathan Sidwell <nathan@acm.org>
771 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
772 * decl2.c (vague_linkage_p): Likewise.
774 2018-03-21 David Malcolm <dmalcolm@redhat.com>
777 * constexpr.c (constexpr_fn_retval): Make non-"static".
778 * cp-tree.h (constexpr_fn_retval): New decl.
779 * search.c (direct_accessor_p): Update leading comment.
780 (reference_accessor_p): Likewise.
781 (field_accessor_p): Replace check that function body is a
782 RETURN_EXPR with a call to constexpr_fn_retval. Fix
783 indentation of "field_type" decl.
785 2018-03-21 Nathan Sidwell <nathan@acm.org>
788 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
791 2018-03-21 Martin Sebor <msebor@redhat.com>
794 * call.c (first_non_public_field): New template and function.
795 (first_non_trivial_field): New function.
796 (maybe_warn_class_memaccess): Call them.
798 2018-03-21 David Malcolm <dmalcolm@redhat.com>
801 * search.c (field_accessor_p): Use class_of_this_parm rather than
802 type_of_this_parm, to check that "this" is a "const T *", rather
805 2018-03-21 Nathan Sidwell <nathan@acm.org>
807 * class.c (finish_struct_anon_r): Refactor, deprecate anything
808 other than public non-static data members.
809 * parser.c (cp_parser_init_declarator): Deprecate attributes after
810 parenthesized initializer.
813 * name-lookup.c (update_binding): Correct logic for local binding
816 2018-03-21 Marek Polacek <polacek@redhat.com>
818 PR c++/71638, ICE with NSDMI and reference.
819 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
820 even when we replace an element.
822 2018-03-20 Marek Polacek <polacek@redhat.com>
824 PR c++/84978, ICE with NRVO.
825 * constexpr.c (cxx_eval_constant_expression): Handle the case when
826 a RESULT_DECL isn't in the hash map.
828 2018-03-20 Jason Merrill <jason@redhat.com>
830 PR c++/84978, ICE with NRVO.
831 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
832 (cp_get_callee_fndecl_nofold): New.
833 * cp-gimplify.c (cp_genericize_r): Use it instead.
834 * call.c (check_self_delegation): Likewise.
836 2018-03-20 Nathan Sidwell <nathan@acm.org>
839 * name-lookup.c (pushdecl_class_level): Push anon-struct's
840 member_vec, if there is one.
843 * cp-tree.h (lookup_list_keep): Declare.
844 * tree.c (lookup_list_keep): New, broken out of ...
845 (build_min): ... here. Call it.
846 * decl.c (cp_finish_decl): Call lookup_list_keep.
848 2018-03-19 Jason Merrill <jason@redhat.com>
850 PR c++/84937 - ICE with class deduction and auto.
851 * pt.c (rewrite_template_parm): Fix auto handling.
853 2018-03-19 Marek Polacek <polacek@redhat.com>
856 * pt.c (enclosing_instantiation_of): Check if fn is null.
859 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
860 as we evaluate the elements.
861 (cxx_eval_constant_expression): Verify constructor's flags
864 2018-03-19 Jason Merrill <jason@redhat.com>
866 PR c++/71834 - template-id with too few arguments.
867 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
869 2018-03-19 Nathan Sidwell <nathan@acm.org>
872 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
873 * pt.c (build_template_decl): Propagate language linkage.
876 * name-lookup.c (set_local_extern_decl_linkage): Defend against
879 2018-03-16 Jakub Jelinek <jakub@redhat.com>
882 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
884 * method.c (synthesize_method): Likewise.
885 * pt.c (convert_nontype_argument): Likewise.
887 2018-03-16 Jason Merrill <jason@redhat.com>
889 PR c++/84720 - ICE with rvalue ref non-type argument.
890 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
891 (convert_nontype_argument): Revert earlier change.
893 PR c++/80227 - SFINAE and negative array size.
894 * decl.c (compute_array_index_type): Use
895 build_converted_constant_expr and valid_constant_size_p.
897 PR c++/84906 - silent wrong code with ambiguous conversion.
898 * call.c (build_user_type_conversion_1): Set need_temporary_p on
899 ambiguous conversion.
900 (convert_like_real): Check it.
902 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
903 * call.c (build_special_member_call): Don't convert an init-list
904 argument directly to the class type.
906 2018-03-16 Jakub Jelinek <jakub@redhat.com>
910 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
911 (find_placeholder): Declare.
912 * tree.c (struct replace_placeholders_t): Add exp member.
913 (replace_placeholders_r): Don't walk into ctors with
914 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
915 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
916 (replace_placeholders): Initialize data.exp.
917 (find_placeholders_r, find_placeholders): New functions.
918 * typeck2.c (process_init_constructor_record,
919 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
920 if adding NSDMI on which find_placeholder returns true.
921 * call.c (build_over_call): Don't call replace_placeholders here.
922 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
923 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
925 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
928 2018-03-16 Jason Merrill <jason@redhat.com>
930 PR c++/83911 - ICE with multiversioned constructor.
931 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
933 * call.c (build_over_call): Not here.
935 2018-03-16 Jakub Jelinek <jakub@redhat.com>
938 * decl.c (reshape_init_class): Don't assert d->cur->index == field
939 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
941 2018-03-15 Jakub Jelinek <jakub@redhat.com>
944 * cp-tree.h (cp_warn_deprecated_use): Declare.
945 * tree.c (cp_warn_deprecated_use): New function.
946 * typeck2.c (build_functional_cast): Use it.
947 * decl.c (grokparms): Likewise.
948 (grokdeclarator): Likewise. Temporarily push nested class scope
949 around grokparms call for out of class member definitions.
951 2018-03-14 Jason Merrill <jason@redhat.com>
953 PR c++/84820 - no error for invalid qualified-id.
954 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
957 PR c++/84801 - ICE with unexpanded pack in lambda.
958 * pt.c (check_for_bare_parameter_packs): Don't return early for a
959 lambda in non-template context.
961 PR c++/81236 - auto variable and auto function
962 * pt.c (tsubst_baselink): Update the type of the BASELINK after
965 2018-03-14 Jason Merrill <jason@redhat.com>
967 PR c++/83916 - ICE with template template parameters.
968 * pt.c (convert_template_argument): Don't substitute into type of
969 non-type parameter if we don't have enough arg levels.
972 2018-03-14 Marek Polacek <polacek@redhat.com>
975 * semantics.c (finish_static_assert): Check
976 instantiation_dependent_expression_p instead of
977 {type,value}_dependent_expression_p.
979 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
980 Jason Merrill <jason@redhat.com>
982 PR c++/82336 - link error with list-init default argument.
983 * decl.c (check_default_argument): Unshare an initializer list.
985 2018-03-13 Jakub Jelinek <jakub@redhat.com>
988 * decl.c (duplicate_decls): For redefinition of built-in, use error
989 and return error_mark_node. For redeclaration, return error_mark_node
990 rather than olddecl if !flag_permissive.
992 2018-03-13 Jason Merrill <jason@redhat.com>
994 PR c++/82565 - ICE with concepts and generic lambda.
995 * pt.c (instantiate_decl): Clear fn_context for lambdas.
997 2018-03-13 Jason Merrill <jason@redhat.com>
999 PR c++/84720 - ICE with rvalue ref non-type argument.
1000 * pt.c (convert_nontype_argument): Handle rvalue references.
1002 PR c++/84839 - ICE with decltype of parameter pack.
1003 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
1004 instantiating dummy parms.
1006 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
1007 parameter even without -Wpedantic.
1009 PR c++/84798 - ICE with auto in abstract function declarator.
1010 * parser.c (cp_parser_parameter_declaration_clause): Check
1011 parser->default_arg_ok_p.
1013 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1016 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
1017 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
1018 sizetype. Formatting fixes.
1020 2018-03-12 Jason Merrill <jason@redhat.com>
1022 PR c++/84355 - ICE with deduction for member class template.
1023 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
1024 CLASS_PLACEHOLDER_TEMPLATE.
1026 PR c++/84802 - ICE capturing uninstantiated class.
1027 * lambda.c (build_capture_proxy): Call complete_type.
1029 2018-03-09 Jason Merrill <jason@redhat.com>
1031 PR c++/84770 - ICE with typedef and parameter pack.
1032 * pt.c (verify_unstripped_args_1): Split out from
1033 verify_unstripped_args.
1035 PR c++/84785 - ICE with alias template and default targs.
1036 * pt.c (type_unification_real): Set processing_template_decl if
1039 PR c++/84752 - ICE with capture of constexpr array.
1040 * call.c (standard_conversion): Set rvaluedness_matches_p on the
1041 identity conversion under ck_lvalue.
1043 2018-03-09 Jason Merrill <jason@redhat.com>
1044 Paolo Carlini <paolo.carlini@oracle.com>
1048 * pt.c (any_erroneous_template_args_p): New.
1049 * cp-tree.h (any_erroneous_template_args_p): Declare it.
1050 * parser.c (cp_parser_class_specifier_1): Use it.
1052 2018-03-09 Jason Merrill <jason@redhat.com>
1054 PR c++/84726 - unnecessary capture of constant vars.
1055 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
1056 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
1057 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
1058 * lambda.c (is_constant_capture_proxy)
1059 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
1060 (prune_lambda_captures): New.
1061 (finish_lambda_function): Call prune_lambda_captures.
1063 2018-03-09 Jason Merrill <jason@redhat.com>
1064 Jakub Jelinek <jakub@redhat.com>
1067 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
1068 build ADDR_EXPR with REFERENCE_TYPE.
1069 (build_over_call): For purposes of check_function_arguments, if
1070 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
1071 its operand rather than the argument itself.
1073 2018-03-09 Jakub Jelinek <jakub@redhat.com>
1076 * decl.c (duplicate_decls): Don't override __* prefixed builtins
1077 except for __[^b]*_chk, instead issue permerror and for -fpermissive
1078 also a note and return olddecl.
1080 2018-03-09 Nathan Sidwell <nathan@acm.org>
1083 * name-lookup.c (do_pushdecl_with_scope): Only clear
1084 current_function_decl when pushing a non-class (i.e. namespace)
1087 2018-03-08 Jason Merrill <jason@redhat.com>
1088 Jakub Jelinek <jakub@redhat.com>
1091 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
1092 not calling mark_used for the benefit of -Wunused-function warning.
1094 2018-03-06 Jason Merrill <jason@redhat.com>
1096 * lambda.c (is_capture_proxy_with_ref): Remove.
1097 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
1099 2018-03-06 Marek Polacek <polacek@redhat.com>
1102 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
1105 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
1108 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
1109 only while processing template decls.
1110 * typeck.c (build_x_conditional_expr): Move wrapping of
1111 reference type around type...
1112 * call.c (build_conditional_expr_1): ... here. Rename
1113 is_lvalue to is_glvalue.
1114 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
1115 INDIRECT_REF of COND_EXPR too.
1118 * init.c (build_zero_init_1): Zero-initialize references.
1121 * semantics.c (finish_stmt_expr_expr): Reject unresolved
1122 overloads used as stmt expr values.
1124 2018-03-05 Jason Merrill <jason@redhat.com>
1126 PR c++/84708 - ICE with lambda in local class NSDMI.
1127 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
1130 2018-03-05 Jakub Jelinek <jakub@redhat.com>
1133 * constexpr.c (constexpr_call_hasher::equal): Return false if
1134 lhs->hash != rhs->hash. Change return 1 to return true and
1135 return 0 to return false.
1137 2018-03-05 Nathan Sidwell <nathan@acm.org>
1140 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
1142 2018-03-05 Marek Polacek <polacek@redhat.com>
1145 * decl.c (duplicate_decls): Check DECL_NAME before accessing
1148 2018-03-05 Nathan Sidwell <nathan@acm.org>
1151 * friend.c (do_friend): Restore check for identifier_p inside
1154 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
1157 * parser.c (cp_parser_lambda_introducer): Reject any capture not
1158 involving a VAR_DECL or a PARM_DECL.
1160 2018-03-05 Pádraig Brady <P@draigBrady.com>
1161 Jason Merrill <jason@redhat.com>
1162 Nathan Sidwell <nathan@acm.org>
1165 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
1167 2018-03-03 Jason Merrill <jason@redhat.com>
1169 PR c++/84686 - missing volatile loads.
1170 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
1172 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
1175 * optimize.c (maybe_thunk_body): Bail out immediately if either
1176 fns[0] or fns[1] is null.
1178 2018-03-02 Marek Polacek <polacek@redhat.com>
1181 * constexpr.c (get_array_or_vector_nelts): New.
1182 (cxx_eval_array_reference): Use it.
1183 (cxx_eval_vec_init_1): Likewise.
1184 (cxx_eval_store_expression): Likewise.
1186 2018-03-02 Jason Merrill <jason@redhat.com>
1188 * semantics.c (force_paren_expr): Remove redundant test.
1190 2018-03-02 Marek Polacek <polacek@redhat.com>
1193 * decl.c (cp_complete_array_type): Check error_mark_node.
1196 * typeck.c (cp_perform_integral_promotions): Check the result of
1199 2018-03-02 Jakub Jelinek <jakub@redhat.com>
1202 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
1203 RETURN instead of return.
1204 <case POINTER_PLUS_EXPR>: Likewise.
1205 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
1206 it instead of wrapping it into CONVERT_EXPR.
1208 2018-03-02 Jason Merrill <jason@redhat.com>
1211 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
1213 2018-03-02 Marek Polacek <polacek@redhat.com>
1216 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
1217 wrapped in VIEW_CONVERT_EXPR.
1219 2018-03-01 Martin Sebor <msebor@redhat.com>
1222 * decl.c (check_redeclaration_no_default_args): Merge attributes
1223 specified on redeclarations of the same function template.
1226 2018-03-01 Marek Polacek <polacek@redhat.com>
1227 Jason Merrill <jason@redhat.com>
1230 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1232 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1233 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1234 of instantiate_non_dependent_expr.
1235 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1237 2018-03-01 Nathan Sidwell <nathan@acm.org>
1240 * name-lookup.c (member_vec_dedup): Remove manually peeled
1241 iteration. Ignore dependent ctor inheritance.
1243 2018-03-01 Jason Merrill <jason@redhat.com>
1245 PR c++/71569 - decltype of template.
1246 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1248 2018-03-01 Marek Polacek <polacek@redhat.com>
1251 * constexpr.c (require_rvalue_constant_expression): New function.
1252 * cp-tree.h: Declare it.
1253 * semantics.c (finish_static_assert): Use it instead of
1254 require_potential_rvalue_constant_expression.
1256 2018-03-01 Jason Merrill <jason@redhat.com>
1257 Alexandre Oliva <aoliva@redhat.com>
1259 PR c++/71569 - ICE with redundant args on member variable template.
1260 * decl.c (start_decl): Handle partial specialization of member
1262 * pt.c (determine_specialization): Allow partial specialization
1263 of member variable template without specializing enclosing class.
1264 (process_partial_specialization): Improve error message.
1266 2018-02-28 Jason Merrill <jason@redhat.com>
1268 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1269 * pt.c (determine_specialization): Check ref-qualifier.
1271 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1274 * parser.c (cp_parser_attributes_opt): Formatting fix.
1275 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1276 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1278 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1279 instead of tentative parse to peek over optional attribute tokens
1280 to check for CPP_COLON after them.
1284 * pt.c (INCLUDE_STRING): Remove define.
1285 (warn_spec_missing_attributes): Use pretty_printer instead of
1286 std::string. Fix up inform call so that the list of attributes
1289 2018-02-28 Martin Sebor <msebor@redhat.com>
1292 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1295 2018-02-28 Nathan Sidwell <nathan@acm.org>
1298 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1299 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1300 regardless of want_type.
1301 (search_anon_aggr): Just use get_class_binding_direct.
1303 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1305 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1308 2018-02-27 Martin Sebor <msebor@redhat.com>
1310 * pt.c: Avoid including <string> directly.
1312 2018-02-27 Martin Sebor <msebor@redhat.com>
1316 * cp-tree.h (warn_spec_missing_attributes): New function.
1317 ((check_explicit_specialization): Add an argument. Call the above
1319 * decl.c (duplicate_decls): Avoid applying primary function template's
1320 attributes to its explicit specializations.
1321 cp/pt.c (warn_spec_missing_attributes): Define.
1323 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
1325 PR c++/71546 - lambda init-capture with qualified-id.
1326 * parser.c (cp_parser_lambda_introducer): Clear scope after
1327 each lambda capture.
1329 2018-02-27 Nathan Sidwell <nathan@acm.org>
1332 * name-lookup.h (get_member_slot): Rename ...
1333 (find_member_slot): ... here.
1334 (add_member_slot): New.
1335 * name-lookup.c (member_vec_linear_search): No need to check for
1337 (get_member_slot): Rename ...
1338 (find_member_slot): ... here. Don't add slot for incomplete class.
1339 (add_member_slot): New.
1340 * class.c (add_method): Adjust get_member_slot rename. Bail out
1341 if push_class_level_binding fails. Create slot and grok
1342 properties once we're committed to insertion.
1344 2018-02-27 Jason Merrill <jason@redhat.com>
1346 PR c++/84489 - dependent default template argument
1347 * pt.c (type_unification_real): Handle early substitution failure.
1349 2018-02-26 Jason Merrill <jason@redhat.com>
1351 PR c++/84560 - ICE capturing multi-dimensional VLA.
1352 * tree.c (array_of_runtime_bound_p): False if the element is
1355 PR c++/84441 - ICE with base initialized from ?:
1356 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1358 PR c++/84520 - ICE with generic lambda in NSDMI.
1359 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1360 'this' in a generic lambda instantiation.
1362 PR c++/84559 - ICE with constexpr VLA.
1363 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1364 for constexpr variable with VLA type.
1366 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1369 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1370 a valid constant initializer. Formatting fixes.
1372 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1375 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1376 returning NULL_TREE.
1377 (apply_late_template_attributes): Likewise.
1379 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1382 * parser.c (cp_parser_omp_var_list_no_open): Only call
1383 cp_parser_lookup_name_simple on names satisfying identifier_p.
1384 (cp_parser_oacc_routine): Likewise.
1386 2018-02-26 Jason Merrill <jason@redhat.com>
1388 PR c++/84551 - ICE with concepts and -g.
1389 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1391 2018-02-26 Marek Polacek <polacek@redhat.com>
1394 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1397 2018-02-26 Jason Merrill <jason@redhat.com>
1399 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1400 * call.c (build_over_call): Handle deleted functions in one place.
1402 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1405 * decl.c (redeclaration_error_message): Don't try to use
1406 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1408 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1410 * lambda.c (build_capture_proxy): Define static.
1411 * cp-tree.h (build_capture_proxy): Remove.
1413 2018-02-26 Marek Polacek <polacek@redhat.com>
1416 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1417 if name is error node.
1419 2018-02-25 Jason Merrill <jason@redhat.com>
1421 PR c++/84015 - ICE with class deduction and auto template parm.
1422 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1424 2018-02-24 Marek Polacek <polacek@redhat.com>
1427 * constexpr.c (maybe_constant_init_1): New function.
1428 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1429 (cxx_constant_init): New function.
1430 * cp-tree.h (cxx_constant_init): Declare.
1431 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1432 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1434 2018-02-22 Jason Merrill <jason@redhat.com>
1436 PR c++/70468 - ICE with constructor delegation via typedef.
1437 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1438 with constructor delegation.
1440 2018-02-22 Jason Merrill <jason@redhat.com>
1442 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1443 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1446 2018-02-22 Marek Polacek <polacek@redhat.com>
1449 * parser.c (cp_parser_braced_list): Use require_open instead of
1452 2018-02-21 Jason Merrill <jason@redhat.com>
1454 PR c++/84454 - ICE with pack expansion in signature.
1455 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1457 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1459 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1462 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1465 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1468 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1471 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1472 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1475 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1476 returns error_mark_node, return it immediately.
1477 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1478 error_mark_node, return error_mark_node.
1481 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1482 function_depth to avoid GC during finish_lambda_function.
1484 2018-02-19 Jason Merrill <jason@redhat.com>
1486 PR c++/84429 - ICE capturing VLA.
1487 * lambda.c (build_capture_proxy): Handle reference refs.
1489 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1492 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1493 either operand is error_mark_node, set current.lhs to that instead of
1494 creating a binary op with error_mark_node operands.
1497 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1499 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1502 * decl.c (grokdeclarator): Early return error_mark_node upon
1503 ill-formed friend declaration.
1505 2018-02-16 Marek Polacek <polacek@redhat.com>
1506 Jakub Jelinek <jakub@redhat.com>
1509 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1510 set *jump_target to anything if jump_target is NULL.
1512 2018-02-16 Jason Merrill <jason@redhat.com>
1514 PR c++/84151 - unnecessary volatile load with static member.
1515 * call.c (build_new_method_call_1): Avoid loading from a volatile
1516 lvalue used as the object argument for a static member function.
1518 PR c++/81853 - using-directive and constexpr.
1519 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1521 PR c++/84420 - ICE with structured binding in lambda.
1522 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1524 PR c++/83835 - C++17 error with constructor ctors.
1525 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1527 PR c++/82664 - ICE with reference to function template parm.
1528 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1531 PR c++/82764 - C++17 ICE with empty base
1532 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1534 2018-02-16 Jason Merrill <jason@redhat.com>
1536 PR c++/84421 - type-dependent if constexpr
1537 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1539 2018-02-16 Nathan Sidwell <nathan@acm.org>
1541 Deprecate -ffriend-injection.
1542 * decl.c (cxx_init_decl_processing): Emit warning on option.
1543 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1546 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
1549 * decl.c (check_special_function_return_type): Reject template
1550 template parameter in deduction guide.
1552 2018-02-16 Nathan Sidwell <nathan@acm.org>
1555 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1557 2018-02-15 Jason Merrill <jason@redhat.com>
1559 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1560 * call.c (convert_like_real): Don't use the copy-list-initialization
1561 shortcut for ck_base.
1563 PR c++/84045 - ICE with typedef and noexcept.
1564 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1566 PR c++/84376 - ICE with omitted template arguments.
1567 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1569 PR c++/84368 - wrong error with local variable in variadic lambda.
1570 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1571 local_specializations.
1573 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1576 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1579 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1582 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1585 2018-02-14 Nathan Sidwell <nathan@acm.org>
1587 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1588 (c_parse_final_cleanups): Restore input_location after emitting
1591 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1593 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1594 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1595 auto_deduction_context, tree, int): Add defaults.
1596 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1597 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1598 tsubst_flags_t argument.
1599 * init.c (build_new): Likewise.
1601 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1604 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1605 about return other than *this in assignment operators if
1606 retval is type dependent expression.
1608 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1611 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1612 save_expr for the G++ extension.
1614 2018-02-13 Jason Merrill <jason@redhat.com>
1616 PR c++/84080 - ICE with return type deduction and specialization.
1617 * pt.c (determine_specialization): Check uses_template_parms.
1619 Fix more variadic capture issues.
1620 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1621 (check_for_bare_parameter_packs): Check current_class_type for
1623 (extract_locals_r): Handle seeing a full instantiation of a pack.
1624 (tsubst_pack_expansion): Likewise. Force lambda capture.
1625 * parser.c (cp_parser_lambda_introducer): Don't
1626 check_for_bare_parameter_packs.
1628 PR c++/84338 - wrong variadic sizeof.
1629 * pt.c (argument_pack_select_arg): Like the macro, but look through
1631 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1632 (extract_fnparm_pack): Do make_pack_expansion.
1633 (extract_locals_r): Do strip a pack expansion.
1634 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1636 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1639 * parser.c (cp_parser_binary_expression): Use build_min instead of
1640 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1642 2018-02-12 Nathan Sidwell <nathan@acm.org>
1645 * parser.c (cp_parser_decltype): Push and pop
1646 deferring_access_checks. Reorganize to avoid goto.
1648 2018-02-12 Richard Biener <rguenther@suse.de>
1651 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1652 uniform constructors and delay allocating them fully.
1654 2018-02-09 Jason Merrill <jason@redhat.com>
1656 PR c++/84036 - ICE with variadic capture.
1657 Handle variadic capture proxies more like non-variadic.
1658 * lambda.c (build_capture_proxy): Remove workaround.
1659 * pt.c (find_parameter_packs_r): The proxy is a pack.
1660 (instantiate_class_template_1): Remove dead lambda code.
1661 (extract_fnparm_pack): Don't make_pack_expansion.
1662 (extract_locals_r): Don't strip a pack expansion.
1663 (tsubst_pack_expansion): Handle proxy packs. Use
1664 PACK_EXPANSION_EXTRA_ARGS less.
1665 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1666 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1667 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1668 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1669 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1671 2018-02-10 Jakub Jelinek <jakub@redhat.com>
1674 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1676 2018-02-09 Jason Merrill <jason@redhat.com>
1678 PR c++/81917 - ICE with void_t and partial specialization.
1679 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
1680 calling most_specialized_partial_spec.
1682 2018-02-09 Nathan Sidwell <nathan@acm.org>
1685 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
1686 Pass expr location to strict_aliasing_warning.
1688 2018-02-09 Jason Merrill <jason@redhat.com>
1690 PR c++/84296 - ICE with qualified-id in template.
1692 * pt.c (unknown_base_ref_p): New.
1693 (instantiation_dependent_scope_ref_p): Use it instead of
1694 any_dependent_bases_p.
1696 2018-02-09 Marek Polacek <polacek@redhat.com>
1697 Jakub Jelinek <jakub@redhat.com>
1700 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
1701 fold_indirect_ref_1, including poly_*int64. Verify first that
1702 tree_fits_poly_int64_p (op01). Formatting fixes.
1704 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1706 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
1707 * lambda.c (build_capture_proxy): Likewise.
1708 * search.c (field_access_p): Likewise.
1709 * semantics.c (omp_clause_decl, omp_privatize_field,
1710 finish_omp_clauses): Likewise.
1712 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1715 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
1716 case of nullptr too.
1718 2018-02-08 Nathan Sidwell <nathan@acm.org>
1720 * class.c (finish_struct): Fix std:initializer_list diagnostic
1723 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1726 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
1728 2018-02-07 Jakub Jelinek <jakub@redhat.com>
1731 * parser.c (cp_parser_dot_deref_incomplete): New function.
1732 (cp_parser_postfix_dot_deref_expression): Use it.
1734 2018-02-07 David Malcolm <dmalcolm@redhat.com>
1738 * name-lookup.c (suggest_rid_p): New function.
1739 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
1742 2018-02-07 Jason Merrill <jason@redhat.com>
1744 PR c++/84182 - ICE with captured lambda
1746 * pt.c (extract_locals_r, extract_local_specs): New.
1747 (tsubst_pack_expansion): Use them.
1749 2018-02-07 Martin Liska <mliska@suse.cz>
1752 * class.c (add_method): Append argument value.
1753 * cp-tree.h (maybe_version_functions): Add new argument.
1754 * decl.c (decls_match): Call it if a declaration does not
1755 have DECL_FUNCTION_VERSIONED.
1756 (maybe_version_functions): record argument is added.
1758 2018-02-05 Marek Polacek <polacek@redhat.com>
1760 * class.c: Remove unused global variables.
1761 (build_primary_vtable): Don't gather statistics.
1762 (print_class_statistics): Remove.
1763 * cp-tree.h (print_class_statistics): Remove.
1764 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
1766 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
1768 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1769 * constexpr.c (cx_check_missing_mem_inits): Likewise.
1770 * decl.c (next_initializable_field, find_decomp_class_base,
1771 cp_finish_decomp): Likewise.
1772 * typeck2.c (process_init_constructor_record): Likewise.
1774 2018-02-02 Jason Merrill <jason@redhat.com>
1776 PR c++/84181 - ICE with lambda parm in template argument.
1777 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1779 2018-02-01 Jason Merrill <jason@redhat.com>
1781 PR c++/84160 - ICE with nested variadic capture.
1782 * lambda.c (is_capture_proxy_with_ref): New.
1783 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1785 * expr.c (mark_use): Use is_capture_proxy_with_ref.
1786 * constexpr.c (potential_constant_expression_1): Likewise.
1787 * semantics.c (process_outer_var_ref): Likewise.
1789 2018-02-01 Marek Polacek <polacek@redhat.com>
1792 * typeck.c (build_address): Relax the assert when
1793 processing_template_decl.
1795 2018-02-01 Jason Merrill <jason@redhat.com>
1797 PR c++/84126 - ICE with variadic generic lambda
1800 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1801 PACK_EXPANSION_EXTRA_ARGS.
1803 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
1806 * call.c (convert_like_real): If w're initializing from {} explicitly
1807 call abstract_virtuals_error_sfinae.
1809 2018-01-31 Jason Merrill <jason@redhat.com>
1810 Jakub Jelinek <jakub@redhat.com>
1813 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1814 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1817 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1820 * constexpr.c (diag_array_subscript): Emit different diagnostics
1821 if TYPE_DOMAIN (arraytype) is NULL.
1822 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1823 with NULL TYPE_DOMAIN use size_zero_node as nelts.
1825 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
1828 * semantics.c (finish_qualified_id_expr): When handling an
1829 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1831 2018-01-31 Marek Polacek <polacek@redhat.com>
1834 * cp-gimplify.c (cp_fold): Check if X is an error node before
1835 calling useless_type_conversion_p.
1837 2018-01-30 Jason Merrill <jason@redhat.com>
1839 PR c++/84091 - ICE with local class in lambda in template.
1840 * decl2.c (determine_visibility): Look for outer containing template
1843 PR c++/84098 - ICE with lambda in template NSDMI.
1844 * pt.c (instantiate_class_template_1): Ignore more lambdas.
1846 2018-01-29 Jason Merrill <jason@redhat.com>
1848 PR c++/68810 - wrong location for reinterpret_cast error.
1849 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1852 2018-01-29 Marek Polacek <polacek@redhat.com>
1855 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1856 => fooarray[1] in offset_int.
1858 2018-01-29 Jason Merrill <jason@redhat.com>
1860 PR c++/83942 - wrong unused warning with static_cast.
1861 * cvt.c (ocp_convert): Call mark_rvalue_use.
1863 2018-01-26 Jason Merrill <jason@redhat.com>
1865 PR c++/83956 - wrong dtor error with anonymous union
1866 * method.c (walk_field_subobs): Variant members only affect
1868 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1870 PR c++/84036 - ICE with variadic capture.
1872 * pt.c (tsubst_pack_expansion): When optimizing a simple
1873 substitution, pull a single pack expansion out of its pack.
1875 PR c++/82514 - ICE with local class in generic lambda.
1876 * pt.c (regenerated_lambda_fn_p): Remove.
1877 (enclosing_instantiation_of): Don't use it.
1878 (tsubst_function_decl): Call enclosing_instantiation_of.
1880 * pt.c (lookup_template_class_1): Add sanity check.
1881 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1883 2018-01-25 Jakub Jelinek <jakub@redhat.com>
1886 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
1887 recursive calls that return ret.
1888 (cp_finish_decomp): Ignore unnamed bitfields.
1890 2018-01-23 Jason Merrill <jason@redhat.com>
1892 PR c++/82249 - wrong mismatched pack length error.
1893 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1894 unsubstituted function parameter pack.
1896 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
1899 * decl.c (check_for_uninitialized_const_var): Not static; add
1900 bool and tsubst_flags_t parameters; adjust to be used both in
1901 constexpr context and not.
1902 * constexpr.c (potential_constant_expression_1): Use the above.
1903 * cp-tree.h (check_for_uninitialized_const_var): Declare.
1905 2018-01-23 Jason Merrill <jason@redhat.com>
1907 PR c++/83947 - ICE with auto declarations.
1908 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1909 * decl.c (undeduced_auto_decl): Limit to vars and fns.
1911 2018-01-23 David Malcolm <dmalcolm@redhat.com>
1914 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1915 for pointer to member function types.
1917 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1920 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1921 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1923 2018-01-23 Nathan Sidwell <nathan@acm.org>
1926 * pt.c (tsubst_baselink): Remove optype assert.
1927 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1929 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1932 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1933 refers to incomplete type.
1935 2018-01-23 Nathan Sidwell <nathan@acm.org>
1937 Deprecate ARM-era for scope handling
1938 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1939 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1941 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1943 * semantics.c (begin_for_scope): Flag_new_for_scope is
1945 (finish_for_stmt, begin_range_for_stmt): Likewise.
1947 2018-01-22 Jason Merrill <jason@redhat.com>
1950 * decl2.c (determine_visibility): Fix template_decl handling
1951 instead of blocking it.
1953 PR c++/83720 - ICE with lambda and LTO.
1954 * decl2.c (determine_visibility): Clear template_decl for
1955 function-scope decls. Propagate anonymous linkage from containing
1958 2018-01-22 Marek Polacek <polacek@redhat.com>
1961 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1964 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
1967 * decl.c (grokdeclarator): Don't diagnose extra parens
1970 2018-01-19 Jakub Jelinek <jakub@redhat.com>
1973 * call.c (joust): Use TREE_TYPE (source) if source is
1974 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1977 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1978 for direct enum init.
1979 * decl.c (reshape_init): Likewise.
1981 2018-01-19 Marek Polacek <polacek@redhat.com>
1983 * constexpr.c (fold_simple): Simplify.
1985 2018-01-18 Jason Merrill <jason@redhat.com>
1988 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1989 * pt.c (instantiation_dependent_scope_ref_p): True if
1990 any_dependent_bases_p.
1992 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1994 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1995 vs DECL_NONTRIVIALLY_INITIALIZED_P).
1997 2018-01-18 Jason Merrill <jason@redhat.com>
1999 PR c++/82461 - constexpr list-initialized member
2000 * constexpr.c (potential_constant_expression_1): Check
2001 TARGET_EXPR_DIRECT_INIT_P.
2003 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2006 * decl.c (xref_basetypes): Early return upon error about derived
2009 2018-01-18 Nathan Sidwell <nathan@acm.org>
2012 * cp-tree.h (mark_use): Declare.
2013 * expr.c (mark_use): Make extern.
2014 * call.c (direct_reference_binding): Set inner conv's
2015 rvaluedness_matches_p, if it is an identity.
2016 (convert_like_real): Mark lvalue or rvalue use for identity as
2017 rvaledness_matches_p demands.
2019 2018-01-18 Jakub Jelinek <jakub@redhat.com>
2022 * parser.c (attr_chainon): New function.
2023 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
2024 cp_parser_namespace_definition, cp_parser_init_declarator,
2025 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
2026 cp_parser_gnu_attributes_opt): Use it.
2027 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
2028 cp_parser_objc_struct_declaration): Likewise. Don't reset
2029 prefix_attributes if attributes is error_mark_node.
2031 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2034 * decl.c (grokdeclarator): Do not append the error_mark_node
2035 due to an erroneous optional attribute-specifier-seq.
2037 2018-01-17 Jakub Jelinek <jakub@redhat.com>
2040 * cp-gimplify.c (cp_maybe_instrument_return): Handle
2043 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2046 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
2047 error_mark_node when we give an error.
2048 * decl.c (cp_finish_decl): Use the latter.
2050 2018-01-17 Nathan Sidwell <nathan@acm.org>
2053 * init.c (build_raw_new_expr): Scan list for lookups to keep.
2055 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2058 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
2059 the C++ part. If processing a template, call
2060 fold_non_dependent_expr rather than fully folding.
2062 2018-01-17 Jason Merrill <jason@redhat.com>
2064 PR c++/81067 - redundant NULL warning.
2065 * call.c (convert_like_real): Restore null_node handling.
2067 2018-01-17 Jason Merrill <jason@redhat.com>
2069 PR c++/81843 - ICE with variadic member template.
2071 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
2074 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2077 * pt.c (type_dependent_expression_p): Strip any location wrapper
2078 before testing tree codes.
2079 (selftest::test_type_dependent_expression_p): New function.
2080 (selftest::cp_pt_c_tests): Call it.
2082 2018-01-17 Nathan Sidwell <nathan@acm.org>
2085 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
2086 this not a final instantiation.
2088 2018-01-16 Jason Merrill <jason@redhat.com>
2090 PR c++/83714 - ICE checking return in template.
2091 * typeck.c (check_return_expr): Call build_non_dependent_expr.
2093 2018-01-16 Jakub Jelinek <jakub@redhat.com>
2096 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
2097 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
2098 instead of CALL_FROM_THUNK_P.
2101 * name-lookup.c (member_vec_dedup): Return early if len is 0.
2102 (resort_type_member_vec, set_class_bindings,
2103 insert_late_enum_def_bindings): Use vec qsort method instead of
2104 calling qsort directly.
2106 2018-01-15 Martin Sebor <msebor@redhat.com>
2109 * class.c (find_flexarrays): Make a record of multiple flexible array
2112 2018-01-12 Jason Merrill <jason@redhat.com>
2114 PR c++/83186 - ICE with static_cast of list-initialized temporary.
2115 * typeck.c (build_static_cast): Use build_non_dependent_expr.
2117 2018-01-12 Nathan Sidwell <nathan@acm.org>
2119 * cp-tree.h (mark_rvalue_use): Add parm name.
2120 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
2122 * call.c (convert_like_real): Fix formatting.
2124 2018-01-11 Jason Merrill <jason@redhat.com>
2126 PR c++/82728 - wrong -Wunused-but-set-variable
2129 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
2130 * decl.c (case_conversion): Likewise.
2131 * semantics.c (finish_static_assert): Call
2132 perform_implicit_conversion_flags.
2134 2018-01-11 Nathan Sidwell <nathan@acm.org>
2136 * method.c (enum mangling_flags): Delete long-dead enum.
2138 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2140 * parser.c (cp_parser_std_attribute_spec): When
2141 token_pair::require_open / require_close return false simply
2142 return error_mark_node, avoid duplicate cp_parser_error about
2143 expected '(' / ')', respectively.
2145 2018-01-10 David Malcolm <dmalcolm@redhat.com>
2148 * call.c (null_ptr_cst_p): Strip location wrappers when
2149 converting from '0' to a pointer type in C++11 onwards.
2150 (conversion_null_warnings): Replace comparison with null_node with
2151 call to null_node_p.
2152 (build_over_call): Likewise.
2153 * cp-gimplify.c (cp_fold): Remove the early bailout when
2154 processing_template_decl.
2155 * cp-lang.c (selftest::run_cp_tests): Call
2156 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
2157 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
2158 (selftest::run_cp_tests): Move decl to bottom of file.
2159 (null_node_p): New inline function.
2160 (selftest::cp_pt_c_tests): New decl.
2161 (selftest::cp_tree_c_tests): New decl.
2162 * cvt.c (build_expr_type_conversion): Replace comparison with
2163 null_node with call to null_node_p.
2164 * error.c (args_to_string): Likewise.
2165 * except.c (build_throw): Likewise.
2166 * mangle.c (write_expression): Skip location wrapper nodes.
2167 * parser.c (literal_integer_zerop): New function.
2168 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
2169 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
2170 param of cp_parser_parenthesized_expression_list. When calling
2171 warn_for_memset, replace integer_zerop calls with
2172 literal_integer_zerop, eliminating the double logical negation
2173 cast to bool. Eliminate the special-casing for CONST_DECL in
2174 favor of the fold_for_warn within warn_for_memset.
2175 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
2176 param, defaulting to false. Convert "expr" to a cp_expr, and call
2177 maybe_add_location_wrapper on it when wrap_locations_p is true.
2178 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
2179 the result for RID_ALIGNOF and RID_SIZEOF.
2180 (cp_parser_builtin_offsetof): Likewise.
2181 * pt.c: Include "selftest.h".
2182 (tsubst_copy): Handle location wrappers.
2183 (tsubst_copy_and_build): Likewise.
2184 (build_non_dependent_expr): Likewise.
2185 (selftest::test_build_non_dependent_expr): New function.
2186 (selftest::cp_pt_c_tests): New function.
2187 * tree.c: Include "selftest.h".
2188 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
2189 (selftest::test_lvalue_kind): New function.
2190 (selftest::cp_tree_c_tests): New function.
2191 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
2192 (cp_build_binary_op): Replace comparison with null_node with call
2194 (build_address): Use location of operand when building address
2197 2018-01-10 Marek Polacek <polacek@redhat.com>
2200 * call.c (build_conditional_expr_1): Check complain before warning.
2201 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
2202 -Wduplicated-branches.
2204 2018-01-10 Jakub Jelinek <jakub@redhat.com>
2207 * call.c (maybe_warn_class_memaccess): Add forward declaration.
2208 Change last argument from tree * to const vec<tree, va_gc> *, adjust
2209 args uses and check number of operands too. Don't strip away any
2210 nops. Use maybe_constant_value when looking for INTEGER_CST args.
2211 Deal with src argument not having pointer type. Check
2212 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
2214 (build_over_call): Call maybe_warn_class_memaccess here on the
2216 (build_cxx_call): Rather than here on converted arguments.
2218 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2221 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2222 error_mark_node as second argument.
2224 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2227 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2228 in STATEMENT_LIST. Remove unneeded assert.
2230 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2231 Alan Hayward <alan.hayward@arm.com>
2232 David Sherwood <david.sherwood@arm.com>
2234 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2236 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2237 * call.c (build_conditional_expr_1): Likewise.
2238 * decl.c (cp_finish_decomp): Likewise.
2239 * mangle.c (write_type): Likewise.
2240 * typeck.c (structural_comptypes): Likewise.
2241 (cp_build_binary_op): Likewise.
2242 * typeck2.c (process_init_constructor_array): Likewise.
2244 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2247 * typeck.c (build_static_cast_1): For static casts to reference types,
2248 call build_base_path with flag_delete_null_pointer_checks as nonnull
2249 instead of always false. When -fsanitize=null, call
2250 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2251 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2252 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2254 2018-01-03 Nathan Sidwell <nathan@acm.org>
2257 * method.c (make_alias_for): Copy DECL_CONTEXT.
2259 2018-01-03 Marek Polacek <polacek@redhat.com>
2262 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2264 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2266 PR preprocessor/83602
2267 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2271 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2272 error_mark_node, return error_mark_node.
2274 Update copyright years.
2276 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2279 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2280 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2281 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2282 to false and return.
2283 (replace_placeholders): Pass NULL instead of &pset as last argument
2286 2018-01-02 Nathan Sidwell <nathan@acm.org>
2288 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2291 Copyright (C) 2018 Free Software Foundation, Inc.
2293 Copying and distribution of this file, with or without modification,
2294 are permitted in any medium without royalty provided the copyright
2295 notice and this notice are preserved.