1 2018-07-07 Aldy Hernandez <aldyh@redhat.com>
3 * decl.c (build_enumerator): Change overflow type to overflow_type.
4 * init.c (build_new_1): Same.
6 2018-07-05 Nathan Sidwell <nathan@acm.org>
8 * cp/decl.c (decls_match): Check SYSTEM_IMPLICIT_EXTERN_C not
10 * cp/parser.c (cp_parser_parameter_declaration_clause): Likewise.
12 2018-07-04 Ville Voutilainen <ville.voutilainen@gmail.com>
15 * method.c (is_trivially_xible): Return false
16 if is_xible_helper returns a NULL_TREE.
18 2018-07-03 Paolo Carlini <paolo.carlini@oracle.com>
20 * decl.c (min_location): New.
21 (smallest_type_quals_location): Use the latter.
22 (check_concept_fn): Use DECL_SOURCE_LOCATION.
23 (grokdeclarator): Use accurate locations in a number of error
24 messages involving ds_thread, ds_storage_class, ds_virtual,
25 ds_constexpr, ds_typedef and ds_friend; exploit min_location.
27 2018-07-03 Marek Polacek <polacek@redhat.com>
30 * typeck.c (cp_build_binary_op): Check c_inhibit_evaluation_warnings.
32 2018-07-03 Jason Merrill <jason@redhat.com>
34 PR c++/86378 - functional cast in noexcept-specifier.
35 * tree.c (strip_typedefs_expr) [TREE_LIST]: Fix iteration.
37 2018-07-02 Paolo Carlini <paolo.carlini@oracle.com>
39 * parser.c (set_and_check_decl_spec_loc): Use rich_location::add_range
40 in error message about __thread and thread_local at the same time.
42 2018-06-29 Marek Polacek <polacek@redhat.com>
45 * tree.c (cp_save_expr): Don't call save_expr for TARGET_EXPRs.
47 2018-06-28 David Malcolm <dmalcolm@redhat.com>
49 * parser.c (cp_parser_error_1): After issuing a conflict marker
50 error, consume tokens until the end of the source line.
52 2018-06-28 Jason Merrill <jason@redhat.com>
54 PR c++/86342 - -Wdeprecated-copy and system headers.
55 * decl2.c (cp_warn_deprecated_use): Don't warn about declarations
58 2018-06-27 David Malcolm <dmalcolm@redhat.com>
61 * name-lookup.c (consider_binding_level): Filter out names that
62 match anon_aggrname_p.
64 2018-06-27 Jason Merrill <jason@redhat.com>
66 * name-lookup.c (do_pushtag): If we skip a class level, also skip
69 2018-06-26 Jason Merrill <jason@redhat.com>
71 PR c++/86320 - memory-hog with std::array of pair
72 * typeck2.c (process_init_constructor_array): Only compute a
73 constant initializer once.
75 PR c++/80290 - memory-hog with std::pair.
76 * pt.c (fn_type_unification): Add convs parameter.
77 (check_non_deducible_conversion): Remember conversion.
78 (check_non_deducible_conversions): New. Do checks here.
79 (type_unification_real): Not here. Remove flags parm.
80 * call.c (add_function_candidate): Make convs a parameter.
81 Don't recalculate the conversion if it's already set.
82 (add_template_candidate_real): Allocate convs here.
83 (good_conversion, conv_flags): New.
85 2018-06-26 Jakub Jelinek <jakub@redhat.com>
88 * parser.c (cp_parser_omp_for_loop_init): Change for_block argument
89 type from vec<tree, va_gc> * to vec<tree, va_gc> *&.
91 2018-06-23 Paolo Carlini <paolo.carlini@oracle.com>
93 * decl.c (bad_specifiers): Add const location_t* parameter and
94 use locations in error messages about 'inline' and 'virtual'.
95 (mark_inline_variable): Add location_t parameter and use it in
96 error_at and pedwarn messages.
97 (grokdeclarator): Use declspecs->locations[ds_constexpr],
98 declspecs->locations[ds_concept], declspecs->locations[ds_virtual],
99 declspecs->locations[ds_inline] in many error messages; adjust
100 bad_specifiers and mark_inline_variable calls.
101 (grokvardecl): Use declspecs->locations[ds_concept] in error message.
103 2018-06-22 Jason Merrill <jason@redhat.com>
105 PR c++/86219 - ICE with erroneous initializer in template.
106 * constexpr.c (fold_non_dependent_expr): Add complain parm.
107 * call.c, expr.c, init.c, pt.c, semantics.c, typeck.c, typeck2.c:
109 * call.c (build_cxx_call): Don't mess with builtins in a template.
110 * typeck2.c (store_init_value): If fold_non_dependent_expr didn't
111 produce a constant value, go back to the uninstantiated form.
113 Avoid taking the address of something just because it's in parens.
114 * constexpr.c (same_type_ignoring_tlq_and_bounds_p): New.
115 (cxx_fold_indirect_ref): Use it.
116 (cxx_eval_constant_expression) [VIEW_CONVERT_EXPR]: Use it.
117 * cp-tree.h (REF_PARENTHESIZED_P): Allow VIEW_CONVERT_EXPR.
118 * semantics.c (force_paren_expr): Use VIEW_CONVERT_EXPR instead of
119 static_cast to reference type.
120 (maybe_undo_parenthesized_ref): Handle VIEW_CONVERT_EXPR.
122 2018-06-21 Jason Merrill <jason@redhat.com>
124 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Use TEMPLATE_PARM_DESCENDANTS.
126 * name-lookup.c (do_push_to_top_level): Don't allocate
128 (do_pop_from_top_level): Release current_lang_base.
130 Let -fmem-report see callers of cxx_make_type.
131 * lex.c (cxx_make_type): Add MEM_STAT_DECL.
132 (make_class_type): Likewise.
133 (cxx_make_type_hook): New.
134 * cp-objcp-common.h (LANG_HOOKS_MAKE_TYPE): Use cxx_make_type_hook.
136 2018-06-20 Nathan Sidwell <nathan@acm.org>
139 * friend.c (add_friend): Keep lookup sets of tempate sets.
141 2018-06-20 Paolo Carlini <paolo.carlini@oracle.com>
143 * decl.c (grokfndecl): Add const cp_decl_specifier_seq* parameter;
144 tidy handling of a null location_t argument; use proper location
145 information in a few additional error messages.
146 (grokdeclarator): Update calls.
148 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
149 Thomas Schwinge <thomas@codesourcery.com>
150 Cesar Philippidis <cesar@codesourcery.com>
152 * parser.c (cp_parser_omp_clause_name): Add support for finalize
153 and if_present. Make present_or_{copy,copyin,copyout,create} aliases
154 to their non-present_or_* counterparts. Make 'self' an alias to
155 PRAGMA_OACC_CLAUSE_HOST.
156 (cp_parser_oacc_data_clause): Update GOMP mappings for
157 PRAGMA_OACC_CLAUSE_{COPY,COPYIN,COPYOUT,CREATE,DELETE}. Remove
158 PRAGMA_OACC_CLAUSE_{SELF,PRESENT_OR_*}.
159 (cp_parser_oacc_all_clauses): Handle finalize and if_present clauses.
160 Remove support for present_or_* clauses.
161 (OACC_KERNELS_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
162 (OACC_PARALLEL_CLAUSE_MASK): Likewise.
163 (OACC_DECLARE_CLAUSE_MASK): Likewise.
164 (OACC_DATA_CLAUSE_MASK): Likewise.
165 (OACC_ENTER_DATA_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
166 (OACC_EXIT_DATA_CLAUSE_MASK): Add FINALIZE clause.
167 (OACC_UPDATE_CLAUSE_MASK): Remove SELF, add IF_PRESENT.
168 (cp_parser_oacc_declare): Remove PRESENT_OR_* clauses.
169 * pt.c (tsubst_omp_clauses): Handle IF_PRESENT and FINALIZE.
170 * semantics.c (finish_omp_clauses): Handle IF_PRESENT and FINALIZE.
172 2018-06-20 Marek Polacek <polacek@redhat.com>
175 * constexpr.c (cxx_eval_constant_expression): Handle ABSU_EXPR.
176 (fold_simple_1): Likewise.
177 * error.c (dump_expr): Likewise.
179 2018-06-20 Nathan Sidwell <nathan@acm.org>
182 * cp-tree.h (lookup_keep): Drop KEEP parm.
183 (lookup_list_keep): Delete.
184 (maybe_get_fns): Declare.
185 * parser.c (cp_parser_primary_expression): Call lookup_keep here.
186 (cp_parser_template_id): Not here ...
187 * decl.c (cp_finish_decl): ... nor here ...
188 * init.c (build_raw_new_expr): ... nor here ...
189 * pt.c (process_template_parm): ... nor here ...
190 * semantics.c (perform_koenig_lookup): Call lookup_keep.
191 (finish_call_expr): Not here.
192 * tree.c (ovl_cache): Delete.
193 (ovl_make, ovl_copy): No cache.
194 (lookup_keep): Always keep.
195 (lookup_list_keep): Delete.
196 (maybe_get_fns): New, broken out of ...
197 (get_fns): ... here. Call it.
198 (built_min_nt_loc, build_min, build_min_non_dep): Drop lookup_keep.
199 (build_min_nt_call_vec): Likewise.
201 2018-06-19 Jason Merrill <jason@redhat.com>
203 * cp-tree.h (CONSTRUCTOR_NO_IMPLICIT_ZERO): Remove.
204 * constexpr.c: Use CONSTRUCTOR_NO_CLEARING instead.
206 PR c++/86182 - ICE with anonymous union passed to template.
207 * pt.c (tsubst_expr) [DECL_EXPR]: Handle an anonymous union type
208 used to declare a named variable.
210 2018-06-18 Jason Merrill <jason@redhat.com>
212 * tree.c (cp_expr_location): New.
213 * cp-tree.h (cp_expr_loc_or_loc): New.
214 * call.c, cvt.c, constexpr.c, constraint.cc, cp-gimplify.c, decl.c,
215 error.c, init.c, lex.c, parser.c, pt.c, semantics.c, typeck.c,
216 typeck2.c: Use it instead of EXPR_LOC_OR_LOC.
218 * parser.c (cp_parser_lambda_expression): Use a range for
219 LAMBDA_EXPR_LOCATION.
221 PR c++/86200 - ICE with unexpanded pack in lambda parameter.
222 * pt.c (find_parameter_packs_r) [LAMBDA_EXPR]: Also look into the
225 PR c++/81060 - ICE with unexpanded parameter pack.
226 * pt.c (check_for_bare_parameter_packs): Add loc parameter.
227 * decl.c (grokdeclarator): Call it for qualifying_scope.
229 PR c++/86171 - ICE with recursive alias instantiation.
230 * pt.c (tsubst_decl): Handle recursive alias instantiation.
232 2018-06-18 Paolo Carlini <paolo.carlini@oracle.com>
234 * decl.c (duplicate_decls): Consistently use DECL_SOURCE_LOCATION
235 in errors about redefined default arguments; tidy.
237 2018-06-16 Kugan Vivekanandarajah <kuganv@linaro.org>
239 * constexpr.c (potential_constant_expression_1): Handle ABSU_EXPR.
240 * cp-gimplify.c (cp_fold): Likewise.
242 2018-06-15 Jason Merrill <jason@redhat.com>
244 PR c++/86147 - wrong capture for template argument.
245 * expr.c (mark_use): Look through NOP_EXPR.
247 * name-lookup.c (do_pushtag): Don't look through complete types, but
248 don't add to them either. Get context from current_binding_level.
249 * pt.c (tsubst_default_argument): Use push_to/pop_from_top_level.
251 * decl.c (start_enum): Do compare dependent underlying type.
253 PR c++/82882 - ICE with lambda in template default argument.
254 * lambda.c (record_null_lambda_scope): New.
255 * pt.c (tsubst_lambda_expr): Use it.
256 * name-lookup.c (do_pushtag): Don't give a lambda DECL_CONTEXT of a
257 function that isn't open.
259 * tree.c (maybe_warn_parm_abi): Inform the location of the class.
261 2018-06-14 Marek Polacek <polacek@redhat.com>
264 * decl2.c (cp_check_const_attributes): Skip trees that are not
267 2018-06-14 Jakub Jelinek <jakub@redhat.com>
269 P0624R2 - Default constructible and assignable stateless lambdas
270 * method.c (synthesized_method_walk): For C++2a don't mark
271 sfk_constructor or sfk_copy_assignment as deleted if lambda has
274 2018-06-14 Paolo Carlini <paolo.carlini@oracle.com>
276 * decl.c (duplicate_decls): Use DECL_SOURCE_LOCATION in
277 OPT_Wshadow warning_at.
278 (grokfndecl): Consistently use the location_t argument in
279 literal operator diagnostic messages.
280 (grokdeclarator): Use declspecs->locations[ds_storage_class]
282 * decl2.c (finish_static_data_member_decl): Use DECL_SOURCE_LOCATION
285 2018-06-13 Jason Merrill <jason@redhat.com>
287 PR c++/86099 - ICE with trivial copy and non-trivial default ctor.
288 * constexpr.c (instantiate_cx_fn_r): Don't synthesize trivial
291 PR c++/86094 - wrong code with defaulted move ctor.
292 * class.c (classtype_has_non_deleted_move_ctor): New.
293 * tree.c (maybe_warn_parm_abi, type_has_nontrivial_copy_init):
296 2018-06-12 Jason Merrill <jason@redhat.com>
298 PR c++/86098 - ICE with template placeholder for TTP.
299 * typeck.c (structural_comptypes) [TEMPLATE_TYPE_PARM]: Check
300 CLASS_PLACEHOLDER_TEMPLATE.
302 2018-06-12 Paolo Carlini <paolo.carlini@oracle.com>
304 * decl2.c (coerce_new_type, coerce_delete_type): Add location_t
305 parameter and adjust error_at calls.
306 * decl.c (grok_op_properties): Adjust calls.
307 * cp-tree.h (oerce_new_type, coerce_delete_type): Adjust decls.
309 2018-06-12 Marek Polacek <polacek@redhat.com>
311 Core issue 1331 - const mismatch with defaulted copy constructor
312 * class.c (check_bases_and_members): When checking a defaulted
313 function, mark it as deleted rather than giving an error.
315 2018-06-11 Jason Merrill <jason@redhat.com>
317 PR c++/85792 -Wctor-dtor-privacy and inherited constructor.
318 * class.c (maybe_warn_about_overly_private_class): Handle inherited
321 PR c++/85963 - -Wunused-but-set with ?: in template.
322 * pt.c (tsubst_copy_and_build) [COND_EXPR]: Call mark_rvalue_use.
324 2018-06-11 Paolo Carlini <paolo.carlini@oracle.com>
326 * decl.c (grok_op_properties): Consistently use the location
327 of the decl; remove special casing of POSTINCREMENT_EXPR and
328 POSTDECREMENT_EXPR wrt default arguments.
330 2018-06-05 Jason Merrill <jason@redhat.com>
332 * constexpr.c (cxx_eval_binary_expression): Special case comparison
333 of pointers to members of the same union.
335 2018-06-11 Jason Merrill <jason@redhat.com>
337 PR c++/86094 - wrong code with defaulted move ctor.
338 * tree.c (type_has_nontrivial_copy_init): Fix move ctor handling.
340 2018-06-10 Paolo Carlini <paolo.carlini@oracle.com>
342 * decl.c (grokfndecl): Use the location_t argument in two more places.
344 2018-06-06 Marek Polacek <polacek@redhat.com>
347 * pt.c (unify): If ELTTYPE has no deducible template parms, skip
348 deduction from the list elements.
349 (type_unification_real): Check convertibility of list elements.
351 2018-06-06 Jason Merrill <jason@redhat.com>
353 PR c++/86060 - ICE on range for with -std=c++98.
354 * parser.c (cp_parser_init_statement): Don't clobber *decl after
357 PR c++/85710 - ICE with -Wmemset-elt-size.
358 * semantics.c (finish_call_expr): Call warn_for_memset here.
359 * parser.c (cp_parser_postfix_expression): Not here.
360 (literal_integer_zerop): No longer static.
361 * pt.c (build_non_dependent_expr): Don't wrap CONST_DECL.
363 2018-06-05 Marek Polacek <polacek@redhat.com>
366 * tree.c (cp_tree_equal): Handle USING_DECL.
368 2018-06-05 Jason Merrill <jason@redhat.com>
370 PR c++/85731 - wrong error with qualified-id in template.
371 * semantics.c (finish_qualified_id_expr): build_qualified_name
372 for unbound names in the current class.
374 2018-06-04 Jason Merrill <jason@redhat.com>
376 PR c++/61806 - missed SFINAE with partial specialization.
377 * cp-tree.h (deferring_access_check_sentinel): Add deferring_kind
378 parameter to constructor.
379 * pt.c (instantiate_class_template_1): Enable access checking
380 before call to most_specialized_partial_spec.
382 PR c++/85765 - SFINAE and non-type default template arg.
383 * pt.c (type_unification_real): Do full semantic processing if
384 substituting a partial args list replaces all template parms.
386 2018-06-03 Jason Merrill <jason@redhat.com>
388 PR c++/85739 - ICE with pointer to member template parm.
389 * cvt.c (perform_qualification_conversions): Use cp_fold_convert.
391 2018-06-02 Jason Merrill <jason@redhat.com>
393 PR c++/85761 - ICE with ill-formed use of const outer variable.
394 * expr.c (mark_use): Handle location wrappers.
396 2018-06-01 Jason Merrill <jason@redhat.com>
398 PR c++/85764 - bogus 'this' not captured error.
399 * lambda.c (resolvable_dummy_lambda): Use nonlambda_method_basetype.
400 (nonlambda_method_basetype): Handle NSDMI.
402 CWG 1581: When are constexpr member functions defined?
403 * constexpr.c (instantiate_cx_fn_r, instantiate_constexpr_fns): New.
404 (cxx_eval_outermost_constant_expr): Call instantiate_constexpr_fns.
406 PR c++/58281 - explicit instantiation of constexpr
407 * pt.c (mark_decl_instantiated): Clear DECL_EXTERNAL.
409 * pt.c (instantiate_decl): Any defaulted function is defined.
411 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
414 * call.c (resolve_args): Use location of expression, not current input
417 2018-05-30 Ville Voutilainen <ville.voutilainen@gmail.com>
419 Do not warn about zero-as-null when NULL is used.
420 * call.c (conversion_null_warnings): Check for pointer
421 types converted from zero constants.
422 (convert_like_real): Add a warning sentinel at the end.
423 * tree.c (maybe_warn_zero_as_null_pointer_constant): Also
426 2018-05-30 Jason Merrill <jason@redhat.com>
428 PR c++/85807 - ICE with call in template NSDMI.
429 * init.c (get_nsdmi): Use push_to/pop_from_top_level.
430 * tree.c (bot_manip): Don't set_flags_from_callee in a template.
432 PR c++/85873 - constant initializer_list array not in .rodata.
433 * tree.c (build_target_expr): Set TREE_READONLY.
434 * call.c (set_up_extended_ref_temp): Set TREE_READONLY.
436 * parser.c (cp_parser_check_condition_declarator): Handle
439 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
441 * typeck.c (cxx_sizeof_or_alignof_type): Return size_one_node instead
442 of using it in dead store.
444 2018-05-29 Jason Merrill <jason@redhat.com>
446 PR c++/67445 - returning temporary initializer_list.
447 PR c++/67711 - assigning from temporary initializer_list.
448 PR c++/48562 - new initializer_list.
449 * typeck.c (maybe_warn_about_returning_address_of_local): Also warn
450 about returning local initializer_list.
451 * cp-tree.h (AUTO_TEMP_NAME, TEMP_NAME_P): Remove.
452 * call.c (build_over_call): Warn about assignment from temporary
454 * init.c (build_new_1): Warn about 'new std::initializer_list'.
455 (find_list_begin, maybe_warn_list_ctor): New.
456 (perform_member_init): Use maybe_warn_list_ctor.
458 2018-05-29 Marek Polacek <polacek@redhat.com>
461 * init.c (build_new): Handle deducing a class with new
462 with more than one argument.
464 2018-05-29 Jakub Jelinek <jakub@redhat.com>
467 * init.c (build_aggr_init): For structured binding initialized from
468 array call mark_rvalue_use on the initializer.
470 2018-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
472 * decl2.c (start_static_storage_duration_function): Use
473 splay_tree_delete_pointers.
475 2018-05-25 Jason Merrill <jason@redhat.com>
477 PR c++/85815 - reference to member of enclosing template.
478 * search.c (lookup_base): Use currently_open_class.
479 (lookup_member): Use it regardless of -fconcepts.
480 * parser.c (cp_parser_postfix_dot_deref_expression): Check it.
482 CWG 616, 1213 - value category of subobject references.
483 * tree.c (lvalue_kind): Fix handling of ARRAY_REF of pointer.
485 2018-05-24 Jason Merrill <jason@redhat.com>
487 PR c++/85842 - -Wreturn-type, constexpr if and generic lambda.
488 * pt.c (tsubst_lambda_expr): Copy current_function_returns_* to
491 2018-05-24 Ville Voutilainen <ville.voutilainen@gmail.com>
493 Pedwarn on a non-standard position of a C++ attribute.
494 * parser.c (cp_parser_namespace_definition): Pedwarn about attributes
495 after the namespace name.
497 2018-05-24 Paolo Carlini <paolo.carlini@oracle.com>
499 * cp-tree.h (INDIRECT_TYPE_P): New.
500 * call.c (build_trivial_dtor_call, maybe_warn_class_memaccess,
501 joust): Use it instead of POINTER_TYPE_P.
502 * class.c (update_vtable_entry_for_fn, find_flexarrays,
503 * fixed_type_or_null, resolves_to_fixed_type_p): Likewise.
504 * constexpr.c (cxx_eval_binary_expression, cxx_fold_indirect_ref,
505 * cxx_eval_increment_expression, potential_constant_expression_1):
507 * cp-gimplify.c (cp_gimplify_expr, cp_genericize_r): Likewise.
508 * cp-objcp-common.c (cxx_get_alias_set): Likewise.
509 * cp-ubsan.c (cp_ubsan_maybe_instrument_member_call,
510 cp_ubsan_maybe_instrument_downcast): Likewise.
511 * cvt.c (cp_convert_to_pointer, ocp_convert,
512 cp_get_fndecl_from_callee, maybe_warn_nodiscard, convert): Likewise.
513 * cxx-pretty-print.c (cxx_pretty_printer::abstract_declarator,
514 pp_cxx_offsetof_expression_1): Likewise.
515 * decl.c (grokparms, static_fn_type): Likewise.
516 * decl2.c (grokbitfield): Likewise.
517 * error.c (dump_expr): Likewise.
518 * except.c (initialize_handler_parm, check_noexcept_r): Likewise.
519 * init.c (warn_placement_new_too_small): Likewise.
520 * lambda.c (build_capture_proxy, add_capture): Likewise.
521 * parser.c (cp_parser_omp_for_loop): Likewise.
522 * pt.c (convert_nontype_argument, fn_type_unification,
523 uses_deducible_template_parms, check_cv_quals_for_unify,
524 dependent_type_p_r): Likewise.
525 * search.c (check_final_overrider): Likewise.
526 * semantics.c (handle_omp_array_sections, finish_omp_clauses,
527 finish_omp_for): Likewise.
528 * tree.c (cp_build_qualified_type_real): Likewise.
529 * typeck.c (build_class_member_access_expr,
530 finish_class_member_access_expr, build_x_indirect_ref,
531 cp_build_indirect_ref_1, cp_build_binary_op, build_const_cast_1):
534 2018-05-24 Jason Merrill <jason@redhat.com>
536 PR c++/85864 - literal template and default template arg.
537 * pt.c (instantiation_dependent_r): Handle NONTYPE_ARGUMENT_PACK.
539 2018-05-24 Marek Polacek <polacek@redhat.com>
542 * init.c (build_new_1): Use fold_non_dependent_expr. Use a dedicated
543 variable for its result. Fix a condition.
544 (build_new): Use fold_non_dependent_expr. Tweak a condition.
546 2018-05-23 Jason Merrill <jason@redhat.com>
548 Fix cast to rvalue reference from prvalue.
549 * cvt.c (diagnose_ref_binding): Handle rvalue reference.
550 * rtti.c (build_dynamic_cast_1): Don't try to build a reference to
551 non-class type. Handle xvalue argument.
552 * typeck.c (build_reinterpret_cast_1): Allow cast from prvalue to
554 * semantics.c (finish_compound_literal): Do direct-initialization,
555 not cast, to initialize a reference.
557 CWG 616, 1213 - value category of subobject references.
558 * tree.c (lvalue_kind): A reference to a subobject of a prvalue is
560 * typeck2.c (build_m_component_ref): Likewise.
561 * typeck.c (cp_build_addr_expr_1, lvalue_or_else): Remove diagnostic
562 distinction between temporary and xvalue.
564 2018-05-23 Marek Polacek <polacek@redhat.com>
566 Implement P0614R1, Range-based for statements with initializer.
567 * parser.c (cp_parser_range_based_for_with_init_p): New.
568 (cp_parser_init_statement): Use it. Parse the optional init-statement
569 for a range-based for loop.
570 (cp_parser_skip_to_closing_parenthesis_1): Handle balancing ?:.
572 2018-05-22 Jason Merrill <jason@redhat.com>
574 PR c++/81420 - not extending temporary lifetime.
575 * call.c (extend_ref_init_temps_1): Handle ARRAY_REF.
576 * class.c (build_base_path): Avoid redundant move of an rvalue.
578 PR c++/85866 - error with .* in default template arg.
579 * pt.c (tsubst_copy_and_build): Handle partial instantiation.
581 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
583 * parser.c (cp_parser_parameter_declaration_list): Remove
585 (cp_parser_parameter_declaration_clause): Adjust.
586 (cp_parser_cache_defarg): Likewise.
588 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
591 * parser.c (cp_parser_maybe_commit_to_declaration,
592 cp_parser_check_condition_declarator): New.
593 (cp_parser_simple_declaration): Use the first above.
594 (cp_parser_condition): Use both the above; enforce
595 [stmt.stmt]/2 about the declarator not specifying
596 a function or an array; improve error-recovery.
598 2018-05-20 Jason Merrill <jason@redhat.com>
600 PR libstdc++/85843 - warning in logic_error copy constructor.
601 * class.c (type_has_user_nondefault_constructor): Check for a
602 user-provided ctor, not user-declared.
604 2018-05-19 Jason Merrill <jason@redhat.com>
606 * pt.c (tsubst_pack_expansion): Sorry rather than abort
607 on __integer_pack as subexpression of pattern.
609 2018-05-18 Jason Merrill <jason@redhat.com>
611 PR c++/58407 - deprecated implicit copy ops.
612 * call.c (build_over_call): Warn about deprecated trivial fns.
613 * class.c (classtype_has_user_copy_or_dtor): New.
614 (type_build_ctor_call): Check TREE_DEPRECATED.
615 (type_build_dtor_call): Likewise.
616 * decl2.c (cp_warn_deprecated_use): Move from tree.c.
617 Add checks. Return bool. Handle -Wdeprecated-copy.
619 * decl.c (grokdeclarator): Remove redundant checks.
620 * typeck2.c (build_functional_cast): Likewise.
621 * method.c (lazily_declare_fn): Mark deprecated copy ops.
622 * init.c (build_aggr_init): Only set TREE_USED if there are
625 2018-05-18 Cesar Philippidis <cesar@codesourcery.com>
628 * cp-gimplify.c (cp_genericize_r): Call genericize_omp_for_stmt for
631 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
633 * constexpr.c (cxx_eval_constant_expression): Remove FMA_EXPR handling.
634 (potential_constant_expression_1): Likewise.
636 2018-05-16 Marek Polacek <polacek@redhat.com>
639 * call.c (set_flags_from_callee): Handle AGGR_INIT_EXPRs too.
640 * tree.c (bot_manip): Call set_flags_from_callee for
643 2018-05-15 Jason Merrill <jason@redhat.com>
645 * cp-tree.h (cp_expr): Remove copy constructor.
646 * mangle.c (struct releasing_vec): Declare copy constructor.
648 * constexpr.c (cxx_eval_vec_init_1): Pass tf_none if ctx->quiet.
650 PR c++/64372 - CWG 1560, gratuitous lvalue-rvalue conversion in ?:
651 * call.c (build_conditional_expr_1): Don't force_rvalue when one arm
652 is a throw-expression.
654 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
656 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
657 (FOR_EACH_CLONE): Update.
658 * decl.c (grokdeclarator): Use it.
659 * decl2.c (vague_linkage_p): Likewise.
660 * mangle.c (mangle_decl): Likewise.
661 * method.c (lazily_declare_fn): Likewise.
662 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
663 * repo.c (repo_emit_p): Likewise.
664 * tree.c (decl_linkage): Likewise.
666 2018-05-14 Jason Merrill <jason@redhat.com>
668 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
669 * tree.c (build_cp_fntype_variant): New.
670 (build_ref_qualified_type, build_exception_variant)
671 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
672 (cxx_type_hash_eq, cp_check_qualified_type): Check
673 TYPE_HAS_LATE_RETURN_TYPE.
674 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
675 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
676 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
677 (adjust_clone_args): Likewise.
678 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
679 build_cp_fntype_variant.
680 (grokdeclarator): Pass late_return_type_p to grokfndecl.
681 (check_function_type): Use cxx_copy_lang_qualifiers.
682 (static_fn_type): Use cxx_copy_lang_qualifiers.
683 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
684 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
685 (change_return_type): Use cxx_copy_lang_qualifiers.
686 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
687 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
688 return type on the declarator like a normal trailing return type.
689 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
690 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
691 * typeck.c (merge_types): Use build_cp_fntype_variant.
693 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
695 * cp-tree.h (TYPE_REF_P): New.
696 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
697 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
698 direct_reference_binding, reference_binding, implicit_conversion,
699 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
700 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
701 build_over_call, perform_implicit_conversion_flags,
702 extend_ref_init_temps, type_has_extended_temps): Use it.
703 * class.c (one_inheriting_sig, check_field_decls,
704 check_bases_and_members, find_flexarrays, finish_struct,
705 fixed_type_or_null): Likewise.
706 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
707 non_const_var_error, cxx_eval_constant_expression,
708 potential_constant_expression_1): Likewise.
709 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
710 cp_genericize_r, cxx_omp_privatize_by_reference,
711 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
712 cp_fold_maybe_rvalue): Likewise.
713 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
714 * cvt.c (build_up_reference, convert_to_reference,
715 convert_from_reference, convert_to_void, noexcept_conv_p,
716 fnptr_conv_p): Likewise.
717 * decl.c (poplevel, check_for_uninitialized_const_var,
718 check_initializer, initialize_local_var, cp_finish_decl,
719 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
720 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
721 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
722 decl_maybe_constant_var_p): Likewise.
723 * error.c (dump_type_prefix, dump_expr): Likewise.
724 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
725 is_admissible_throw_operand_or_catch_parameter): Likewise.
726 * expr.c (mark_use): Likewise.
727 * init.c (build_zero_init_1, build_value_init_noctor,
728 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
729 build_new, build_delete): Likewise.
730 * lambda.c (build_lambda_object): Likewise.
731 * mangle.c (write_expression, write_template_arg): Likewise.
732 * method.c (forward_parm, do_build_copy_constructor,
733 do_build_copy_assign, build_stub_object, constructible_expr,
734 walk_field_subobs): Likewise.
735 * parser.c (cp_parser_omp_for_loop_init,
736 cp_parser_omp_declare_reduction_exprs,
737 cp_parser_omp_declare_reduction): Likewise.
738 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
739 convert_template_argument, tsubst_pack_expansion,
740 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
741 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
742 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
743 value_dependent_expression_p, build_deduction_guide): Likewise.
744 * semantics.c (finish_handler_parms, finish_non_static_data_member,
745 finish_compound_literal, omp_privatize_field,
746 handle_omp_array_sections_1, handle_omp_array_sections,
747 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
748 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
749 finish_omp_clauses, finish_decltype_type, capture_decltype,
750 finish_builtin_launder): Likewise.
751 * tree.c (lvalue_kind, cp_build_reference_type, move,
752 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
753 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
754 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
755 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
756 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
757 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
758 convert_for_initialization,
759 maybe_warn_about_returning_address_of_local, check_return_expr,
760 cp_type_quals, casts_away_constness, non_reference): Likewise.
761 * typeck2.c (cxx_readonly_error, store_init_value,
762 process_init_constructor_record, build_x_arrow, build_functional_cast,
763 add_exception_specifier): Likewise.
765 2018-05-14 Jason Merrill <jason@redhat.com>
767 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
768 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
770 2018-05-11 Jakub Jelinek <jakub@redhat.com>
773 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
774 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
775 cxx_omp_predetermined_sharing_1. Rename old function to ...
776 (cxx_omp_predetermined_sharing_1): ... this.
777 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
778 instead of cxx_omp_predetermined_sharing.
780 2018-05-10 Jason Merrill <jason@redhat.com>
782 * decl.c (cp_finish_decl): Don't instantiate auto variable.
783 (check_static_variable_definition): Allow auto.
784 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
786 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
787 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
789 Core issue 2310 - conversion to base of incomplete type.
790 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
792 CWG 2267 - list-initialization of reference temporary
793 * call.c (reference_binding): List-initializing a reference
794 temporary is copy-list-initialization.
796 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
798 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
799 instantiation in template context.
801 * class.c (vbase_has_user_provided_move_assign): Use
804 * lambda.c (lambda_expr_this_capture): Improve logic.
806 * decl.c (make_typename_type): s/parameters/arguments/.
807 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
808 * pt.c (make_pack_expansion): Correct error message.
810 2018-05-10 Jakub Jelinek <jakub@redhat.com>
813 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
814 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
817 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
820 * decl2.c (adjust_var_decl_tls_model): New static function.
821 (comdat_linkage): Call it on a variable.
822 (maybe_make_one_only): Likewise.
824 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
828 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
831 * parser.c (cp_parser_parameter_declaration_list): When the
832 entire parameter-declaration-list is erroneous maybe call
833 abort_fully_implicit_template.
835 2018-05-08 Jason Merrill <jason@redhat.com>
837 PR c++/85706 - class deduction under decltype
838 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
839 *walk_subtrees whether or not we walked into the operand.
840 (type_uses_auto): Only look at deduced contexts.
842 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
845 * parser.c (cp_parser_parameter_declaration_list): When the
846 entire parameter-declaration-list is erroneous maybe call
847 abort_fully_implicit_template.
849 2018-05-08 Marek Polacek <polacek@redhat.com>
852 * semantics.c (finish_if_stmt_cond): See through typedefs.
854 2018-05-07 Jason Merrill <jason@redhat.com>
856 PR c++/85646 - lambda visibility.
857 * decl2.c (determine_visibility): Don't mess with template arguments
858 from the containing scope.
859 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
862 2018-05-07 Nathan Sidwell <nathan@acm.org>
865 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
866 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
867 (SET_DECL_SHADOWED_FOR_VAR): Delete.
868 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
869 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
871 * name-lookup.h (struct cp_binding_level): Remove
872 dead_vars_from_for field.
873 * cp-lang.c (cp_init_ts): Delete.
874 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
875 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
876 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
877 (init_shadowed_var_for_decl): Delete.
878 * decl.c (poplevel): Remove shadowed for var handling.
879 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
880 * name-lookup.c (find_local_binding): Remove shadowed for var
882 (check_local_shadow): Likewise.
883 (check_for_out_of_scope_variable): Delete.
884 * parser.c (cp_parser_primary_expression): Remove shadowed for var
886 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
887 * semantics.c (begin_for_scope): Always have a scope.
888 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
889 (begin_range_for_stmt, finish_id_expression): Likewise.
891 2018-05-07 Jason Merrill <jason@redhat.com>
893 PR c++/85618 - ICE with initialized VLA.
894 * tree.c (vla_type_p): New.
895 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
896 rather than array_of_runtime_bound_p.
898 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
900 * cvt.c (ocp_convert): Early handle the special case of a
901 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
903 2018-05-03 Jason Merrill <jason@redhat.com>
905 PR c++/85600 - virtual delete failure.
906 * init.c (build_delete): Always save_expr when deleting.
908 2018-05-03 Nathan Sidwell <nathan@acm.org>
910 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
911 * name-lookup.c (do_pushdecl): Likewise.
913 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
914 Jason Merrill <jason@redhat.com>
917 * name-lookup.c (check_local_shadow): Don't handle static old
918 declarations in the block handling locals shadowing locals.
920 2018-05-01 Jason Merrill <jason@redhat.com>
922 PR c++/85587 - error with scoped enum in template.
923 * semantics.c (finish_qualified_id_expr): Don't return an
924 unqualified IDENTIFIER_NODE.
926 2018-04-30 Jason Merrill <jason@redhat.com>
928 PR c++/85580 - extern "C" and local variables
929 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
931 PR c++/84701 - unsigned typeof.
932 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
933 of long/short/signed/unsigned.
935 PR c++/85305 - pack in lambda init-capture.
936 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
937 check_for_bare_parameter_packs in a subexpression.
938 (cp_parser_lambda_introducer): Use it.
940 PR c++/61982 - dead stores to destroyed objects.
941 * call.c (build_trivial_dtor_call): New, assigns a clobber.
942 (build_over_call, build_special_member_call): Use it.
943 * cp-tree.h: Declare it.
944 * init.c (build_delete): Remove trivial path.
946 * init.c (build_dtor_call): Use build_special_member_call.
947 (build_delete): Remove redundant uses of save_addr.
949 * decl.c (build_clobber_this): Use build_clobber.
951 2018-04-27 Jakub Jelinek <jakub@redhat.com>
954 * init.c (build_zero_init_1): For zero initialization of
955 NULLPTR_TYPE_P type use build_int_cst directly.
957 2018-04-27 David Malcolm <dmalcolm@redhat.com>
960 * name-lookup.c (consider_binding_level): Skip compiler-generated
962 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
963 nested if statements into a series of rejection tests. Reject
964 lambda-ignored entities as suggestions.
966 2018-04-27 Jason Merrill <jason@redhat.com>
968 * cvt.c (cp_fold_convert): Use convert_ptrmem.
969 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
971 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
974 * decl.c (grokdeclarator): Clear friendp upon definition in local
975 class definition error.
977 2018-04-27 Jason Merrill <jason@redhat.com>
979 PR c++/85545 - ICE with noexcept PMF conversion.
980 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
982 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
984 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
986 2018-04-27 Nathan Sidwell <nathan@acm.org>
988 * typeck.c (convert_ptrmem): Move local var decls to initialization.
990 * cp-tree.h (TEMPLATE_INFO): Fix comments.
991 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
992 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
993 (dump, print_other_binding_stacks): Remove declarations.
994 * name-lookup.c (print_other_binding_stack): Make static.
995 * pt.c (build_template_decl): Make static.
997 2018-04-26 Jason Merrill <jason@redhat.com>
999 PR c++/85545 - ICE with noexcept PMF conversion.
1000 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
1002 2018-04-25 Nathan Sidwell <nathan@acm.org>
1006 * cp-tree.h (REINTERPRET_CAST_P): New.
1007 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
1008 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
1009 for non-trivial PTRMEM_CST cases.
1010 * typeck.c (build_nop_reinterpret): New.
1011 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
1012 NOP_EXPRs returned by cp_convert.
1014 2018-04-23 Jason Merrill <jason@redhat.com>
1016 PR c++/69560 - wrong alignof(double) on x86.
1017 CWG 1879 - Inadequate definition of alignment requirement.
1018 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
1019 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
1020 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
1021 (cxx_alignof_expr): Pass it.
1022 * parser.c (cp_parser_unary_expression): Pass it.
1023 * pt.c (tsubst_copy): Copy it.
1024 (tsubst_copy_and_build): Pass it.
1025 * decl.c (fold_sizeof_expr): Pass it.
1027 2018-04-23 Jakub Jelinek <jakub@redhat.com>
1028 Jason Merrill <jason@redhat.com>
1030 PR c++/85470 - wrong error with static data member.
1031 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
1032 * typeck2.c (store_init_value): Likewise.
1034 2018-04-20 Jakub Jelinek <jakub@redhat.com>
1037 * cp-tree.h (tinst_level): Remove in_system_header_p member,
1038 change refcount member from unsigned char to unsigned short,
1039 add refcount_infinity static data member, adjust comments.
1040 * pt.c (tinst_level::refcount_infinity): Define.
1041 (inc_refcount_use): Remove assert, don't increment if refcount
1042 is already refcount_infinity, adjust comment.
1043 (dec_refcount_use): Remove assert, don't decrement if refcount
1044 is refcount_infinity, adjust comment.
1045 (push_tinst_level_loc): Formatting fix.
1047 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
1050 * pt.c (lookup_template_class_1): Check pushtag return value for
1053 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
1056 * cp-tree.h (tinst_level::free): Fix whitespace.
1058 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
1061 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
1062 for error_mark_node.
1064 2018-04-18 Jakub Jelinek <jakub@redhat.com>
1067 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
1068 tricks from here to ...
1069 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
1070 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
1072 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
1075 * cp-tree.h (struct tinst_level): Split decl into tldcl and
1076 targs. Add private split_list_p, tree_list_p, and not_list_p
1077 inline const predicates; to_list private member function
1078 declaration; free public member function declaration; list_p,
1079 get_node and maybe_get_node accessors, and refcount data
1080 member. Narrow errors to unsigned short.
1081 * error.c (print_instantiation_full_context): Use new
1083 (print_instantiation_partial_context_line): Likewise. Drop
1084 const from tinst_level-typed parameter.
1085 * mangle.c (mangle_decl_string): Likewise.
1086 * pt.c (freelist): New template class.
1087 (tree_list_freelist_head): New var.
1088 (tree_list_freelist): New fn, along with specializations.
1089 (tinst_level_freelist_head): New var.
1090 (pending_template_freelist_head): Likewise.
1091 (tinst_level_freelist, pending_template_freelist): New fns.
1092 (tinst_level::to_list, tinst_level::free): Define.
1093 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
1094 (set_refcount_ptr): New template fn.
1095 (add_pending_template): Adjust for refcounting, freelists and
1097 (neglectable_inst_p): Take a NULL d as a non-DECL.
1098 (limit_bad_template_recursion): Use new accessors.
1099 (push_tinst_level): New overload to create the list.
1100 (push_tinst_level_loc): Make it static, split decl into two
1101 args, adjust tests and initialization to cope with split
1102 lists, use freelist, adjust for refcounting.
1103 (push_tinst_level_loc): New wrapper with the old interface.
1104 (pop_tinst_level): Adjust for refcounting.
1105 (record_last_problematic_instantiation): Likewise.
1106 (reopen_tinst_level): Likewise. Use new accessors.
1107 (instantiate_alias_template): Adjust for split list.
1108 (fn_type_unification): Likewise.
1109 (get_partial_spec_bindings): Likewise.
1110 (instantiate_pending_templates): Use new accessors. Adjust
1111 for refcount. Release pending_template to freelist.
1112 (instantiating_current_function_p): Use new accessors.
1114 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
1117 * parser.c (cp_parser_builtin_offset): Reject type definitions.
1118 * mangle.c (nested_anon_class_index): Avoid crash returning -1
1119 if we've seen errors.
1121 2018-04-12 David Malcolm <dmalcolm@redhat.com>
1124 * name-lookup.c (macro_use_before_def::maybe_make): New function,
1125 checking that the use is indeed before the definition.
1126 (macro_use_before_def::macro_use_before_def): Make private.
1127 (macro_use_before_def::~macro_use_before_def): Make private. Move
1128 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
1129 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
1130 than using new directly.
1132 2018-04-12 Jason Merrill <jason@redhat.com>
1134 PR c++/85356 - ICE with pointer to member function.
1135 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
1136 flag_noexcept_type. Build the new spec within the function context.
1137 * except.c (build_noexcept_spec): Do get constant value in templates
1138 if flag_noexcept_type.
1139 * decl.c (check_redeclaration_exception_specification): Don't
1140 instantiate noexcept on a dependent declaration.
1142 2018-04-12 Marek Polacek <polacek@redhat.com>
1145 * constexpr.c (reduced_constant_expression_p): Return false for null
1148 2018-04-11 Marek Polacek <polacek@redhat.com>
1151 * constexpr.c (potential_constant_expression_1): Consider conversions
1152 from classes to literal types potentially constant.
1154 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
1157 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
1158 the type like TYPE_PTR_OR_PTRMEM_P.
1160 2018-04-10 Jason Merrill <jason@redhat.com>
1162 PR debug/65821 - wrong location for main().
1163 * call.c (clear_location_r, convert_default_arg): Revert.
1164 * tree.c (break_out_target_exprs): Add clear_location parm.
1165 (struct bot_data): New.
1166 (bot_manip): Clear location if requested.
1167 * init.c (get_nsdmi): Pass clear_location.
1169 2018-04-10 David Malcolm <dmalcolm@redhat.com>
1172 * call.c (get_fndecl_argument_location): Make non-static.
1173 * cp-tree.h (get_fndecl_argument_location): New decl.
1174 * typeck.c (convert_for_assignment): When complaining due to
1175 conversions for an argument, show the location of the parameter
1178 2018-04-10 Jakub Jelinek <jakub@redhat.com>
1180 PR c++/85312 - P0962 cleanup
1181 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
1184 2018-04-10 Jason Merrill <jason@redhat.com>
1186 PR debug/65821 - wrong location for main().
1187 * call.c (clear_location_r): New.
1188 (convert_default_arg): Use it.
1189 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
1191 PR c++/85285 - ICE with flexible array after substitution.
1192 * pt.c (instantiate_class_template_1): Check for flexible array in
1195 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
1198 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
1199 issue a pedwarn and defer trying to do bindings.
1201 2018-04-09 Jason Merrill <jason@redhat.com>
1203 PR c++/85279 - dump_expr doesn't understand decltype.
1204 * error.c (dump_expr): Handle DECLTYPE_TYPE.
1206 PR c++/85262 - ICE with redundant qualification on constructor.
1207 * call.c (build_new_method_call_1): Move make_args_non_dependent
1208 after A::A() handling.
1210 PR c++/85277 - ICE with invalid offsetof.
1211 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
1212 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
1214 PR c++/85264 - ICE with excess template-parameter-list.
1215 * parser.c (cp_parser_check_template_parameters): Add template_id_p
1216 parameter. Don't allow an extra template header if true.
1217 (cp_parser_class_head): Pass template_id_p.
1218 (cp_parser_elaborated_type_specifier): Likewise.
1219 (cp_parser_alias_declaration): Likewise.
1220 (cp_parser_check_declarator_template_parameters): Likewise.
1222 2018-04-09 Jakub Jelinek <jakub@redhat.com>
1225 * parser.c (cp_parser_simple_declaration): For structured bindings,
1226 if *maybe_range_for_decl is NULL after parsing it, set it to
1229 2018-04-09 Jason Merrill <jason@redhat.com>
1231 PR c++/85256 - ICE capturing pointer to VLA.
1232 * lambda.c (add_capture): Distinguish between variable-size and
1233 variably-modified types.
1235 2018-04-06 Jason Merrill <jason@redhat.com>
1237 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
1238 * pt.c (extract_locals_r): Remember local typedefs.
1240 2018-04-06 David Malcolm <dmalcolm@redhat.com>
1243 * name-lookup.c (struct std_name_hint): Move out of
1244 get_std_name_hint; add field "min_dialect".
1245 (get_std_name_hint): Add min_dialect values to all initializers.
1246 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
1247 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
1248 <shared_mutex>, <string_view>, <thread>, and <variant>.
1249 Add fstream, ifstream, and ofstream to <fstream>.
1250 Add istringstream, ostringstream, and stringstream to <sstream>.
1251 Add basic_string to <string>.
1252 Add tuple_element and tuple_size to <tuple>.
1253 Add declval to <utility>.
1254 Fix ordering of <queue> and <tuple>.
1255 Return a std_name_hint, rather than a const char *.
1256 (get_cxx_dialect_name): New function.
1257 (maybe_suggest_missing_std_header): Detect names that aren't yet
1258 available in the current dialect, and instead of suggesting a
1259 missing #include, warn about the dialect.
1261 2018-04-06 Jakub Jelinek <jakub@redhat.com>
1264 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
1265 errorcount is set if tsubst doesn't return a VAR_DECL.
1267 2018-04-06 David Malcolm <dmalcolm@redhat.com>
1270 * name-lookup.c (using_directives_contain_std_p): New function.
1271 (has_using_namespace_std_directive_p): New function.
1272 (suggest_alternatives_for): Simplify if/else logic using early
1273 returns. If no candidates were found, and there's a
1274 "using namespace std;" directive, call
1275 maybe_suggest_missing_std_header.
1276 (maybe_suggest_missing_header): Split later part of the function
1278 (maybe_suggest_missing_std_header): New.
1280 2018-04-06 Jason Merrill <jason@redhat.com>
1282 PR c++/85242 - ICE with class definition in template parm.
1283 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
1284 processing_template_parmlist.
1286 PR c++/85240 - LTO ICE with using of undeduced auto fn.
1287 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
1289 2018-04-05 Jakub Jelinek <jakub@redhat.com>
1292 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
1293 is not prev, if prev == decl.
1296 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
1297 maybe_apply_pragma_weak here...
1298 (cp_maybe_mangle_decomp): ... but call it here instead.
1300 2018-04-05 Jason Merrill <jason@redhat.com>
1302 PR c++/85136 - ICE with designated init in template.
1303 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
1304 designated initializer.
1305 (check_array_designated_initializer): Update ce->index with the
1308 PR c++/83808 - ICE with VLA initialization.
1309 * typeck2.c (process_init_constructor_array): Don't require a VLA
1310 initializer to have VLA type.
1312 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
1315 * call.c (convert_like_real): Fail gracefully for a broken
1316 std::initializer_list, missing a definition.
1318 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
1320 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
1323 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
1324 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
1326 2018-04-05 Jason Merrill <jason@redhat.com>
1328 PR c++/82152 - ICE with class deduction and inherited ctor.
1329 * pt.c (do_class_deduction): Ignore inherited ctors.
1331 PR c++/84665 - ICE with array of empty class.
1332 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
1334 PR c++/85228 - ICE with lambda in enumerator in template.
1335 * pt.c (bt_instantiate_type_proc): Don't assume
1336 CLASSTYPE_TEMPLATE_INFO is non-null.
1338 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
1341 * decl.c (find_decomp_class_base): Check accessibility instead
1342 of declared access, adjust diagnostic.
1344 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
1347 * decl.c (get_tuple_decomp_init): Check the templatedness
1350 2018-04-05 Jason Merrill <jason@redhat.com>
1352 PR c++/85200 - ICE with constexpr if in generic lambda.
1353 * pt.c (extract_locals_r): Don't record the local specs of variables
1354 declared within the pattern.
1356 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
1359 * pt.c (check_auto_in_tmpl_args): New.
1360 (tsubst_qualified_id): Use it to reject template args
1361 referencing auto for non-type templates.
1362 * parser.c (cp_parser_template_id): Likewise.
1363 * cp-tree.h (check_auto_in_tmpl_args): Declare.
1364 * typeck2.c (build_functional_cast): Report correct location
1365 for invalid use of auto.
1367 2018-04-04 Jason Merrill <jason@redhat.com>
1369 PR c++/85215 - ICE with copy-init from conversion.
1370 * call.c (merge_conversion_sequences): Fix type of direct binding
1373 PR c++/84938 - ICE with division by ~-1.
1374 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
1376 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
1377 * parser.c (cp_parser_mem_initializer_list): Call
1378 check_for_bare_parameter_packs.
1380 2018-04-04 Jakub Jelinek <jakub@redhat.com>
1383 * constexpr.c (cxx_eval_builtin_function_call): For calls to
1384 builtin_valid_in_constant_expr_p functions, don't call
1385 cxx_eval_constant_expression if argument is not
1386 potential_constant_expression.
1389 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
1391 * semantics.c (calculate_bases): Add complain argument. Use
1392 complete_type_or_maybe_complain instead of just complete_type and
1393 return an empty vector if it fails. Move make_tree_vector () call
1394 after early return. Formatting fixes.
1395 (calculate_direct_bases): Likewise. Call release_tree_vector at the
1397 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
1398 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
1399 calculate_direct_bases callers, formatting fixes.
1401 2018-04-04 Jason Merrill <jason@redhat.com>
1403 PR c++/85006 - -fconcepts ICE with A<auto...> return type
1404 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
1406 PR c++/85200 - ICE with constexpr if in generic lambda.
1407 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
1409 PR c++/84221 - bogus -Wunused with attribute and template.
1410 * decl2.c (is_late_template_attribute): Handle unused and used
1411 normally on non-TYPE_DECL.
1413 PR c++/85135 - ICE with omitted template arguments.
1414 * decl.c (grokdeclarator): Catch deduced class type in trailing
1417 PR c++/85133 - ICE with missing concept initializer.
1418 * decl.c (cp_finish_decl): If a concept initializer is missing, use
1421 PR c++/85118 - wrong error with generic lambda and std::bind.
1422 * call.c (add_template_conv_candidate): Disable if there are any
1425 PR c++/85141 - ICE with compound assignment and static member fn.
1426 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
1427 compound assignment.
1429 PR c++/85148 - ICE with 'this' in array NSDMI.
1430 * tree.c (replace_placeholders_r): Use handled_component_p.
1432 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
1435 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
1436 * parser.c (cp_parser_unqualified_id): ..not here.
1438 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
1441 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
1443 * decl2.c (mark_used): Return without effects if tf_conv.
1445 2018-04-03 Jason Merrill <jason@redhat.com>
1447 PR c++/85092 - C++17 ICE with unused list constructor.
1448 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
1451 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
1452 * constexpr.c (cxx_eval_builtin_function_call): Only defer
1453 __builtin_constant_p if ctx->quiet.
1455 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
1458 * pt.c (rewrite_template_parm): If the first argument is
1459 error_mark_node return it immediately.
1460 (build_deduction_guide): Check the return value of the
1461 latter for error_mark_node.
1462 (do_class_deduction): Check the return value of the latter.
1464 2018-04-03 Jason Merrill <jason@redhat.com>
1466 * semantics.c (finish_if_stmt_cond): Use
1467 instantiation_dependent_expression_p.
1469 PR c++/85149 - generic lambda and constexpr if.
1470 * pt.c (build_extra_args, add_extra_args): Split from
1471 tsubst_pack_expansion.
1472 (tsubst_expr) [IF_STMT]: Use them.
1473 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
1475 * typeck.c (merge_types): Limit matching attribute shortcut to
1478 2018-04-03 Jakub Jelinek <jakub@redhat.com>
1481 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
1484 * name-lookup.c (handle_namespace_attrs): Return early if attributes
1488 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
1489 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
1490 instead for static data members clear init and set DECL_EXTERNAL.
1492 2018-04-02 Jason Merrill <jason@redhat.com>
1494 PR c++/64095 - auto... parameter pack.
1495 * parser.c (cp_parser_parameter_declaration): Handle turning autos
1497 (cp_parser_parameter_declaration_list): Not here.
1499 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
1502 * class.c (instantiate_type): Peel off SAVE_EXPR before
1505 2018-03-30 Jason Merrill <jason@redhat.com>
1507 * typeck2.c (process_init_constructor_record): Use
1508 init_list_type_node for the CONSTRUCTOR around an anonymous union
1509 designated initializer.
1511 2018-03-30 Jakub Jelinek <jakub@redhat.com>
1514 * semantics.c (finish_omp_reduction_clause): If
1515 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
1516 even if processing_template_decl.
1518 2018-03-29 David Malcolm <dmalcolm@redhat.com>
1521 * name-lookup.c (get_std_name_hint): Add names from <memory>,
1522 <tuple>, and <utility>.
1524 2018-03-29 Jason Merrill <jason@redhat.com>
1526 PR c++/85093 - too many template args with pack expansion.
1527 * pt.c (coerce_template_parms): Keep pack expansion args that will
1530 2018-03-29 Jason Merrill <jason@redhat.com>
1532 * pt.c (build_non_dependent_expr): Propagate expr location.
1534 2018-03-27 Jason Merrill <jason@redhat.com>
1536 PR c++/85060 - wrong-code with call to base member in template.
1537 * search.c (any_dependent_bases_p): Check uses_template_parms
1538 rather than processing_template_decl.
1540 2018-03-29 David Malcolm <dmalcolm@redhat.com>
1543 * typeck.c (convert_for_assignment): When complaining due to
1544 conversions for an argument, attempt to use the location of the
1547 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
1550 * pt.c (tsubst_default_argument): Early return if the type of the
1551 parameter is erroneous.
1553 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
1556 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
1560 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
1562 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
1565 * method.c (defaulted_late_check): Partially revert r253321 changes,
1566 do not early return upon error.
1568 2018-03-27 Jakub Jelinek <jakub@redhat.com>
1571 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
1572 type call fold to generate VECTOR_CSTs when possible.
1575 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
1576 return it right away.
1578 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
1580 * search.c (check_final_overrider): Use inform instead of error
1581 for the diagnostics of the overridden functions. Tweak wording.
1583 2018-03-27 Jakub Jelinek <jakub@redhat.com>
1586 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
1587 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
1589 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
1590 Jason Merrill <jason@redhat.com>
1593 * init.c (build_aggr_init): When initializing from array,
1594 reject anything but CONSTRUCTORs and TARGET_EXPRs.
1595 (build_vec_init): Handle separately ARRAY_TYPEs.
1597 2018-03-26 Jason Merrill <jason@redhat.com>
1599 PR c++/85062 - ICE with alignas in wrong place.
1600 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
1603 PR c++/85049 - ICE with __integer_pack.
1604 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
1605 * cp-tree.h (TEMPLATE_PARM_P): New.
1607 2018-03-23 Jason Merrill <jason@redhat.com>
1609 PR c++/78489 - wrong SFINAE behavior.
1612 * pt.c (type_unification_real): Don't defer substitution failure.
1614 2018-03-23 Jakub Jelinek <jakub@redhat.com>
1617 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
1621 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
1622 cp_build_unary_op call with gcc_unreachable ().
1624 2018-03-23 Marek Polacek <polacek@redhat.com>
1627 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
1628 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
1629 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
1631 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
1634 * parser.c (cp_parser_perform_range_for_lookup): Change
1635 the condition for deciding whether to use members.
1637 2018-03-23 Marek Polacek <polacek@redhat.com>
1640 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
1642 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
1645 * parser.c (cp_parser_alias_declaration): Call
1646 parser_check_template_parameters.
1649 * pt.c (resolve_typename_type): Drop assert that stopped
1650 simplification to template-independent types. Add assert to
1651 verify the initial scope is template dependent.
1652 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
1653 Reparse the id expression as a type-name, not a declarator.
1656 * init.c (build_vec_init): Error at parenthesized array init.
1661 * cp-tree.h (temp_override): New template class, generalizing
1662 a cleanup that was only used...
1663 * parser.c (cp_parser_parameter_declaration_clause):
1664 ... here for auto_is_implicit_function_template_parm_p.
1665 (cp_parser_gnu_attributes_opt): Use it here as well.
1666 (cp_parser_std_attribute): Likewise.
1668 2018-03-22 Marek Polacek <polacek@redhat.com>
1671 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
1674 2018-03-21 Jason Merrill <jason@redhat.com>
1676 PR c++/81311 - wrong C++17 overload resolution.
1677 * call.c (build_user_type_conversion_1): Remove C++17 code.
1678 (conv_binds_ref_to_prvalue): New.
1679 (build_over_call): Handle C++17 copy elision.
1680 (build_special_member_call): Only do C++17 copy elision here if the
1681 argument is already the right type.
1683 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
1686 * init.c (build_vec_init): Silence error, former sorry,
1691 * parser.c (abort_fully_implicit_template_p): New.
1692 (cp_parser_skip_to_end_of_statement): Use it.
1693 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
1694 (finish_fully_implicit_template_p): Clear
1695 implicit_template_parms and implicit_template_scope.
1697 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1700 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
1701 error_mark_node when check_array_designated_initializer fails.
1703 2018-03-21 Jakub Jelinek <jakub@redhat.com>
1706 * cp-tree.h (genericize_compound_lvalue): Declare.
1707 * typeck.c (genericize_compound_lvalue): New function.
1708 (unary_complex_lvalue, cp_build_modify_expr): Use it.
1709 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
1710 and PREDECREMENT_EXPR in output and "m" constrained input operands with
1711 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
1712 COMPOUND_EXPR operand.
1714 2018-03-21 Nathan Sidwell <nathan@acm.org>
1717 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
1718 * decl2.c (vague_linkage_p): Likewise.
1720 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1723 * constexpr.c (constexpr_fn_retval): Make non-"static".
1724 * cp-tree.h (constexpr_fn_retval): New decl.
1725 * search.c (direct_accessor_p): Update leading comment.
1726 (reference_accessor_p): Likewise.
1727 (field_accessor_p): Replace check that function body is a
1728 RETURN_EXPR with a call to constexpr_fn_retval. Fix
1729 indentation of "field_type" decl.
1731 2018-03-21 Nathan Sidwell <nathan@acm.org>
1734 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
1737 2018-03-21 Martin Sebor <msebor@redhat.com>
1740 * call.c (first_non_public_field): New template and function.
1741 (first_non_trivial_field): New function.
1742 (maybe_warn_class_memaccess): Call them.
1744 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1747 * search.c (field_accessor_p): Use class_of_this_parm rather than
1748 type_of_this_parm, to check that "this" is a "const T *", rather
1751 2018-03-21 Nathan Sidwell <nathan@acm.org>
1753 * class.c (finish_struct_anon_r): Refactor, deprecate anything
1754 other than public non-static data members.
1755 * parser.c (cp_parser_init_declarator): Deprecate attributes after
1756 parenthesized initializer.
1759 * name-lookup.c (update_binding): Correct logic for local binding
1762 2018-03-21 Marek Polacek <polacek@redhat.com>
1764 PR c++/71638, ICE with NSDMI and reference.
1765 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1766 even when we replace an element.
1768 2018-03-20 Marek Polacek <polacek@redhat.com>
1770 PR c++/84978, ICE with NRVO.
1771 * constexpr.c (cxx_eval_constant_expression): Handle the case when
1772 a RESULT_DECL isn't in the hash map.
1774 2018-03-20 Jason Merrill <jason@redhat.com>
1776 PR c++/84978, ICE with NRVO.
1777 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
1778 (cp_get_callee_fndecl_nofold): New.
1779 * cp-gimplify.c (cp_genericize_r): Use it instead.
1780 * call.c (check_self_delegation): Likewise.
1782 2018-03-20 Nathan Sidwell <nathan@acm.org>
1785 * name-lookup.c (pushdecl_class_level): Push anon-struct's
1786 member_vec, if there is one.
1789 * cp-tree.h (lookup_list_keep): Declare.
1790 * tree.c (lookup_list_keep): New, broken out of ...
1791 (build_min): ... here. Call it.
1792 * decl.c (cp_finish_decl): Call lookup_list_keep.
1794 2018-03-19 Jason Merrill <jason@redhat.com>
1796 PR c++/84937 - ICE with class deduction and auto.
1797 * pt.c (rewrite_template_parm): Fix auto handling.
1799 2018-03-19 Marek Polacek <polacek@redhat.com>
1802 * pt.c (enclosing_instantiation_of): Check if fn is null.
1805 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1806 as we evaluate the elements.
1807 (cxx_eval_constant_expression): Verify constructor's flags
1810 2018-03-19 Jason Merrill <jason@redhat.com>
1812 PR c++/71834 - template-id with too few arguments.
1813 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
1815 2018-03-19 Nathan Sidwell <nathan@acm.org>
1818 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
1819 * pt.c (build_template_decl): Propagate language linkage.
1822 * name-lookup.c (set_local_extern_decl_linkage): Defend against
1825 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1828 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
1830 * method.c (synthesize_method): Likewise.
1831 * pt.c (convert_nontype_argument): Likewise.
1833 2018-03-16 Jason Merrill <jason@redhat.com>
1835 PR c++/84720 - ICE with rvalue ref non-type argument.
1836 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
1837 (convert_nontype_argument): Revert earlier change.
1839 PR c++/80227 - SFINAE and negative array size.
1840 * decl.c (compute_array_index_type): Use
1841 build_converted_constant_expr and valid_constant_size_p.
1843 PR c++/84906 - silent wrong code with ambiguous conversion.
1844 * call.c (build_user_type_conversion_1): Set need_temporary_p on
1845 ambiguous conversion.
1846 (convert_like_real): Check it.
1848 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
1849 * call.c (build_special_member_call): Don't convert an init-list
1850 argument directly to the class type.
1852 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1856 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
1857 (find_placeholder): Declare.
1858 * tree.c (struct replace_placeholders_t): Add exp member.
1859 (replace_placeholders_r): Don't walk into ctors with
1860 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
1861 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
1862 (replace_placeholders): Initialize data.exp.
1863 (find_placeholders_r, find_placeholders): New functions.
1864 * typeck2.c (process_init_constructor_record,
1865 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
1866 if adding NSDMI on which find_placeholder returns true.
1867 * call.c (build_over_call): Don't call replace_placeholders here.
1868 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
1869 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
1870 TARGET_EXPR_INITIAL.
1871 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
1874 2018-03-16 Jason Merrill <jason@redhat.com>
1876 PR c++/83911 - ICE with multiversioned constructor.
1877 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
1879 * call.c (build_over_call): Not here.
1881 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1884 * decl.c (reshape_init_class): Don't assert d->cur->index == field
1885 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
1887 2018-03-15 Jakub Jelinek <jakub@redhat.com>
1890 * cp-tree.h (cp_warn_deprecated_use): Declare.
1891 * tree.c (cp_warn_deprecated_use): New function.
1892 * typeck2.c (build_functional_cast): Use it.
1893 * decl.c (grokparms): Likewise.
1894 (grokdeclarator): Likewise. Temporarily push nested class scope
1895 around grokparms call for out of class member definitions.
1897 2018-03-14 Jason Merrill <jason@redhat.com>
1899 PR c++/84820 - no error for invalid qualified-id.
1900 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
1901 cp_error_declarator.
1903 PR c++/84801 - ICE with unexpanded pack in lambda.
1904 * pt.c (check_for_bare_parameter_packs): Don't return early for a
1905 lambda in non-template context.
1907 PR c++/81236 - auto variable and auto function
1908 * pt.c (tsubst_baselink): Update the type of the BASELINK after
1911 2018-03-14 Jason Merrill <jason@redhat.com>
1913 PR c++/83916 - ICE with template template parameters.
1914 * pt.c (convert_template_argument): Don't substitute into type of
1915 non-type parameter if we don't have enough arg levels.
1918 2018-03-14 Marek Polacek <polacek@redhat.com>
1921 * semantics.c (finish_static_assert): Check
1922 instantiation_dependent_expression_p instead of
1923 {type,value}_dependent_expression_p.
1925 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
1926 Jason Merrill <jason@redhat.com>
1928 PR c++/82336 - link error with list-init default argument.
1929 * decl.c (check_default_argument): Unshare an initializer list.
1931 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1934 * decl.c (duplicate_decls): For redefinition of built-in, use error
1935 and return error_mark_node. For redeclaration, return error_mark_node
1936 rather than olddecl if !flag_permissive.
1938 2018-03-13 Jason Merrill <jason@redhat.com>
1940 PR c++/82565 - ICE with concepts and generic lambda.
1941 * pt.c (instantiate_decl): Clear fn_context for lambdas.
1943 2018-03-13 Jason Merrill <jason@redhat.com>
1945 PR c++/84720 - ICE with rvalue ref non-type argument.
1946 * pt.c (convert_nontype_argument): Handle rvalue references.
1948 PR c++/84839 - ICE with decltype of parameter pack.
1949 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
1950 instantiating dummy parms.
1952 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
1953 parameter even without -Wpedantic.
1955 PR c++/84798 - ICE with auto in abstract function declarator.
1956 * parser.c (cp_parser_parameter_declaration_clause): Check
1957 parser->default_arg_ok_p.
1959 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1962 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
1963 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
1964 sizetype. Formatting fixes.
1966 2018-03-12 Jason Merrill <jason@redhat.com>
1968 PR c++/84355 - ICE with deduction for member class template.
1969 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
1970 CLASS_PLACEHOLDER_TEMPLATE.
1972 PR c++/84802 - ICE capturing uninstantiated class.
1973 * lambda.c (build_capture_proxy): Call complete_type.
1975 2018-03-09 Jason Merrill <jason@redhat.com>
1977 PR c++/84770 - ICE with typedef and parameter pack.
1978 * pt.c (verify_unstripped_args_1): Split out from
1979 verify_unstripped_args.
1981 PR c++/84785 - ICE with alias template and default targs.
1982 * pt.c (type_unification_real): Set processing_template_decl if
1985 PR c++/84752 - ICE with capture of constexpr array.
1986 * call.c (standard_conversion): Set rvaluedness_matches_p on the
1987 identity conversion under ck_lvalue.
1989 2018-03-09 Jason Merrill <jason@redhat.com>
1990 Paolo Carlini <paolo.carlini@oracle.com>
1994 * pt.c (any_erroneous_template_args_p): New.
1995 * cp-tree.h (any_erroneous_template_args_p): Declare it.
1996 * parser.c (cp_parser_class_specifier_1): Use it.
1998 2018-03-09 Jason Merrill <jason@redhat.com>
2000 PR c++/84726 - unnecessary capture of constant vars.
2001 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
2002 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
2003 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
2004 * lambda.c (is_constant_capture_proxy)
2005 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
2006 (prune_lambda_captures): New.
2007 (finish_lambda_function): Call prune_lambda_captures.
2009 2018-03-09 Jason Merrill <jason@redhat.com>
2010 Jakub Jelinek <jakub@redhat.com>
2013 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
2014 build ADDR_EXPR with REFERENCE_TYPE.
2015 (build_over_call): For purposes of check_function_arguments, if
2016 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
2017 its operand rather than the argument itself.
2019 2018-03-09 Jakub Jelinek <jakub@redhat.com>
2022 * decl.c (duplicate_decls): Don't override __* prefixed builtins
2023 except for __[^b]*_chk, instead issue permerror and for -fpermissive
2024 also a note and return olddecl.
2026 2018-03-09 Nathan Sidwell <nathan@acm.org>
2029 * name-lookup.c (do_pushdecl_with_scope): Only clear
2030 current_function_decl when pushing a non-class (i.e. namespace)
2033 2018-03-08 Jason Merrill <jason@redhat.com>
2034 Jakub Jelinek <jakub@redhat.com>
2037 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
2038 not calling mark_used for the benefit of -Wunused-function warning.
2040 2018-03-06 Jason Merrill <jason@redhat.com>
2042 * lambda.c (is_capture_proxy_with_ref): Remove.
2043 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
2045 2018-03-06 Marek Polacek <polacek@redhat.com>
2048 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
2051 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
2054 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
2055 only while processing template decls.
2056 * typeck.c (build_x_conditional_expr): Move wrapping of
2057 reference type around type...
2058 * call.c (build_conditional_expr_1): ... here. Rename
2059 is_lvalue to is_glvalue.
2060 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
2061 INDIRECT_REF of COND_EXPR too.
2064 * init.c (build_zero_init_1): Zero-initialize references.
2067 * semantics.c (finish_stmt_expr_expr): Reject unresolved
2068 overloads used as stmt expr values.
2070 2018-03-05 Jason Merrill <jason@redhat.com>
2072 PR c++/84708 - ICE with lambda in local class NSDMI.
2073 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
2076 2018-03-05 Jakub Jelinek <jakub@redhat.com>
2079 * constexpr.c (constexpr_call_hasher::equal): Return false if
2080 lhs->hash != rhs->hash. Change return 1 to return true and
2081 return 0 to return false.
2083 2018-03-05 Nathan Sidwell <nathan@acm.org>
2086 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
2088 2018-03-05 Marek Polacek <polacek@redhat.com>
2091 * decl.c (duplicate_decls): Check DECL_NAME before accessing
2094 2018-03-05 Nathan Sidwell <nathan@acm.org>
2097 * friend.c (do_friend): Restore check for identifier_p inside
2100 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
2103 * parser.c (cp_parser_lambda_introducer): Reject any capture not
2104 involving a VAR_DECL or a PARM_DECL.
2106 2018-03-05 Pádraig Brady <P@draigBrady.com>
2107 Jason Merrill <jason@redhat.com>
2108 Nathan Sidwell <nathan@acm.org>
2111 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
2113 2018-03-03 Jason Merrill <jason@redhat.com>
2115 PR c++/84686 - missing volatile loads.
2116 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
2118 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
2121 * optimize.c (maybe_thunk_body): Bail out immediately if either
2122 fns[0] or fns[1] is null.
2124 2018-03-02 Marek Polacek <polacek@redhat.com>
2127 * constexpr.c (get_array_or_vector_nelts): New.
2128 (cxx_eval_array_reference): Use it.
2129 (cxx_eval_vec_init_1): Likewise.
2130 (cxx_eval_store_expression): Likewise.
2132 2018-03-02 Jason Merrill <jason@redhat.com>
2134 * semantics.c (force_paren_expr): Remove redundant test.
2136 2018-03-02 Marek Polacek <polacek@redhat.com>
2139 * decl.c (cp_complete_array_type): Check error_mark_node.
2142 * typeck.c (cp_perform_integral_promotions): Check the result of
2145 2018-03-02 Jakub Jelinek <jakub@redhat.com>
2148 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
2149 RETURN instead of return.
2150 <case POINTER_PLUS_EXPR>: Likewise.
2151 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
2152 it instead of wrapping it into CONVERT_EXPR.
2154 2018-03-02 Jason Merrill <jason@redhat.com>
2157 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
2159 2018-03-02 Marek Polacek <polacek@redhat.com>
2162 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
2163 wrapped in VIEW_CONVERT_EXPR.
2165 2018-03-01 Martin Sebor <msebor@redhat.com>
2168 * decl.c (check_redeclaration_no_default_args): Merge attributes
2169 specified on redeclarations of the same function template.
2172 2018-03-01 Marek Polacek <polacek@redhat.com>
2173 Jason Merrill <jason@redhat.com>
2176 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
2178 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
2179 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
2180 of instantiate_non_dependent_expr.
2181 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
2183 2018-03-01 Nathan Sidwell <nathan@acm.org>
2186 * name-lookup.c (member_vec_dedup): Remove manually peeled
2187 iteration. Ignore dependent ctor inheritance.
2189 2018-03-01 Jason Merrill <jason@redhat.com>
2191 PR c++/71569 - decltype of template.
2192 * parser.c (cp_parser_decltype_expr): Handle missing template args.
2194 2018-03-01 Marek Polacek <polacek@redhat.com>
2197 * constexpr.c (require_rvalue_constant_expression): New function.
2198 * cp-tree.h: Declare it.
2199 * semantics.c (finish_static_assert): Use it instead of
2200 require_potential_rvalue_constant_expression.
2202 2018-03-01 Jason Merrill <jason@redhat.com>
2203 Alexandre Oliva <aoliva@redhat.com>
2205 PR c++/71569 - ICE with redundant args on member variable template.
2206 * decl.c (start_decl): Handle partial specialization of member
2208 * pt.c (determine_specialization): Allow partial specialization
2209 of member variable template without specializing enclosing class.
2210 (process_partial_specialization): Improve error message.
2212 2018-02-28 Jason Merrill <jason@redhat.com>
2214 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
2215 * pt.c (determine_specialization): Check ref-qualifier.
2217 2018-02-28 Jakub Jelinek <jakub@redhat.com>
2220 * parser.c (cp_parser_attributes_opt): Formatting fix.
2221 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
2222 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
2224 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
2225 instead of tentative parse to peek over optional attribute tokens
2226 to check for CPP_COLON after them.
2230 * pt.c (INCLUDE_STRING): Remove define.
2231 (warn_spec_missing_attributes): Use pretty_printer instead of
2232 std::string. Fix up inform call so that the list of attributes
2235 2018-02-28 Martin Sebor <msebor@redhat.com>
2238 * decl.c (duplicate_decls): Fully merge attributes const, pure,
2241 2018-02-28 Nathan Sidwell <nathan@acm.org>
2244 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
2245 * name-lookup.c (fields_linear_search): Look in an anon-aggr
2246 regardless of want_type.
2247 (search_anon_aggr): Just use get_class_binding_direct.
2249 2018-02-28 Jakub Jelinek <jakub@redhat.com>
2251 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
2254 2018-02-27 Martin Sebor <msebor@redhat.com>
2256 * pt.c: Avoid including <string> directly.
2258 2018-02-27 Martin Sebor <msebor@redhat.com>
2262 * cp-tree.h (warn_spec_missing_attributes): New function.
2263 ((check_explicit_specialization): Add an argument. Call the above
2265 * decl.c (duplicate_decls): Avoid applying primary function template's
2266 attributes to its explicit specializations.
2267 cp/pt.c (warn_spec_missing_attributes): Define.
2269 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
2271 PR c++/71546 - lambda init-capture with qualified-id.
2272 * parser.c (cp_parser_lambda_introducer): Clear scope after
2273 each lambda capture.
2275 2018-02-27 Nathan Sidwell <nathan@acm.org>
2278 * name-lookup.h (get_member_slot): Rename ...
2279 (find_member_slot): ... here.
2280 (add_member_slot): New.
2281 * name-lookup.c (member_vec_linear_search): No need to check for
2283 (get_member_slot): Rename ...
2284 (find_member_slot): ... here. Don't add slot for incomplete class.
2285 (add_member_slot): New.
2286 * class.c (add_method): Adjust get_member_slot rename. Bail out
2287 if push_class_level_binding fails. Create slot and grok
2288 properties once we're committed to insertion.
2290 2018-02-27 Jason Merrill <jason@redhat.com>
2292 PR c++/84489 - dependent default template argument
2293 * pt.c (type_unification_real): Handle early substitution failure.
2295 2018-02-26 Jason Merrill <jason@redhat.com>
2297 PR c++/84560 - ICE capturing multi-dimensional VLA.
2298 * tree.c (array_of_runtime_bound_p): False if the element is
2301 PR c++/84441 - ICE with base initialized from ?:
2302 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
2304 PR c++/84520 - ICE with generic lambda in NSDMI.
2305 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
2306 'this' in a generic lambda instantiation.
2308 PR c++/84559 - ICE with constexpr VLA.
2309 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
2310 for constexpr variable with VLA type.
2312 2018-02-26 Jakub Jelinek <jakub@redhat.com>
2315 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
2316 a valid constant initializer. Formatting fixes.
2318 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
2321 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
2322 returning NULL_TREE.
2323 (apply_late_template_attributes): Likewise.
2325 2018-02-26 Jakub Jelinek <jakub@redhat.com>
2328 * parser.c (cp_parser_omp_var_list_no_open): Only call
2329 cp_parser_lookup_name_simple on names satisfying identifier_p.
2330 (cp_parser_oacc_routine): Likewise.
2332 2018-02-26 Jason Merrill <jason@redhat.com>
2334 PR c++/84551 - ICE with concepts and -g.
2335 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
2337 2018-02-26 Marek Polacek <polacek@redhat.com>
2340 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
2343 2018-02-26 Jason Merrill <jason@redhat.com>
2345 PR c++/84447 - ICE with deleted inherited ctor with default arg.
2346 * call.c (build_over_call): Handle deleted functions in one place.
2348 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
2351 * decl.c (redeclaration_error_message): Don't try to use
2352 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
2354 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
2356 * lambda.c (build_capture_proxy): Define static.
2357 * cp-tree.h (build_capture_proxy): Remove.
2359 2018-02-26 Marek Polacek <polacek@redhat.com>
2362 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
2363 if name is error node.
2365 2018-02-25 Jason Merrill <jason@redhat.com>
2367 PR c++/84015 - ICE with class deduction and auto template parm.
2368 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
2370 2018-02-24 Marek Polacek <polacek@redhat.com>
2373 * constexpr.c (maybe_constant_init_1): New function.
2374 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
2375 (cxx_constant_init): New function.
2376 * cp-tree.h (cxx_constant_init): Declare.
2377 * typeck2.c (store_init_value): Call cxx_constant_init instead of
2378 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
2380 2018-02-22 Jason Merrill <jason@redhat.com>
2382 PR c++/70468 - ICE with constructor delegation via typedef.
2383 * pt.c (tsubst_initializer_list): Check for other mem-initializers
2384 with constructor delegation.
2386 2018-02-22 Jason Merrill <jason@redhat.com>
2388 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
2389 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
2392 2018-02-22 Marek Polacek <polacek@redhat.com>
2395 * parser.c (cp_parser_braced_list): Use require_open instead of
2398 2018-02-21 Jason Merrill <jason@redhat.com>
2400 PR c++/84454 - ICE with pack expansion in signature.
2401 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
2403 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
2405 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
2408 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
2411 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
2414 2018-02-20 Jakub Jelinek <jakub@redhat.com>
2417 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
2418 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
2421 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
2422 returns error_mark_node, return it immediately.
2423 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
2424 error_mark_node, return error_mark_node.
2427 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
2428 function_depth to avoid GC during finish_lambda_function.
2430 2018-02-19 Jason Merrill <jason@redhat.com>
2432 PR c++/84429 - ICE capturing VLA.
2433 * lambda.c (build_capture_proxy): Handle reference refs.
2435 2018-02-19 Jakub Jelinek <jakub@redhat.com>
2438 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
2439 either operand is error_mark_node, set current.lhs to that instead of
2440 creating a binary op with error_mark_node operands.
2443 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
2445 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
2448 * decl.c (grokdeclarator): Early return error_mark_node upon
2449 ill-formed friend declaration.
2451 2018-02-16 Marek Polacek <polacek@redhat.com>
2452 Jakub Jelinek <jakub@redhat.com>
2455 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
2456 set *jump_target to anything if jump_target is NULL.
2458 2018-02-16 Jason Merrill <jason@redhat.com>
2460 PR c++/84151 - unnecessary volatile load with static member.
2461 * call.c (build_new_method_call_1): Avoid loading from a volatile
2462 lvalue used as the object argument for a static member function.
2464 PR c++/81853 - using-directive and constexpr.
2465 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
2467 PR c++/84420 - ICE with structured binding in lambda.
2468 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
2470 PR c++/83835 - C++17 error with constructor ctors.
2471 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
2473 PR c++/82664 - ICE with reference to function template parm.
2474 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
2477 PR c++/82764 - C++17 ICE with empty base
2478 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
2480 2018-02-16 Jason Merrill <jason@redhat.com>
2482 PR c++/84421 - type-dependent if constexpr
2483 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
2485 2018-02-16 Nathan Sidwell <nathan@acm.org>
2487 Deprecate -ffriend-injection.
2488 * decl.c (cxx_init_decl_processing): Emit warning on option.
2489 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
2492 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
2495 * decl.c (check_special_function_return_type): Reject template
2496 template parameter in deduction guide.
2498 2018-02-16 Nathan Sidwell <nathan@acm.org>
2501 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
2503 2018-02-15 Jason Merrill <jason@redhat.com>
2505 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
2506 * call.c (convert_like_real): Don't use the copy-list-initialization
2507 shortcut for ck_base.
2509 PR c++/84045 - ICE with typedef and noexcept.
2510 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
2512 PR c++/84376 - ICE with omitted template arguments.
2513 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
2515 PR c++/84368 - wrong error with local variable in variadic lambda.
2516 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
2517 local_specializations.
2519 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
2522 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
2525 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
2528 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
2531 2018-02-14 Nathan Sidwell <nathan@acm.org>
2533 * decl2.c (mark_vtable_entries): Set input_location to decl's.
2534 (c_parse_final_cleanups): Restore input_location after emitting
2537 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
2539 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
2540 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
2541 auto_deduction_context, tree, int): Add defaults.
2542 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
2543 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
2544 tsubst_flags_t argument.
2545 * init.c (build_new): Likewise.
2547 2018-02-13 Jakub Jelinek <jakub@redhat.com>
2550 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
2551 about return other than *this in assignment operators if
2552 retval is type dependent expression.
2554 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
2557 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
2558 save_expr for the G++ extension.
2560 2018-02-13 Jason Merrill <jason@redhat.com>
2562 PR c++/84080 - ICE with return type deduction and specialization.
2563 * pt.c (determine_specialization): Check uses_template_parms.
2565 Fix more variadic capture issues.
2566 * pt.c (find_parameter_packs_r): Also look at explicit captures.
2567 (check_for_bare_parameter_packs): Check current_class_type for
2569 (extract_locals_r): Handle seeing a full instantiation of a pack.
2570 (tsubst_pack_expansion): Likewise. Force lambda capture.
2571 * parser.c (cp_parser_lambda_introducer): Don't
2572 check_for_bare_parameter_packs.
2574 PR c++/84338 - wrong variadic sizeof.
2575 * pt.c (argument_pack_select_arg): Like the macro, but look through
2577 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
2578 (extract_fnparm_pack): Do make_pack_expansion.
2579 (extract_locals_r): Do strip a pack expansion.
2580 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
2582 2018-02-12 Jakub Jelinek <jakub@redhat.com>
2585 * parser.c (cp_parser_binary_expression): Use build_min instead of
2586 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
2588 2018-02-12 Nathan Sidwell <nathan@acm.org>
2591 * parser.c (cp_parser_decltype): Push and pop
2592 deferring_access_checks. Reorganize to avoid goto.
2594 2018-02-12 Richard Biener <rguenther@suse.de>
2597 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
2598 uniform constructors and delay allocating them fully.
2600 2018-02-09 Jason Merrill <jason@redhat.com>
2602 PR c++/84036 - ICE with variadic capture.
2603 Handle variadic capture proxies more like non-variadic.
2604 * lambda.c (build_capture_proxy): Remove workaround.
2605 * pt.c (find_parameter_packs_r): The proxy is a pack.
2606 (instantiate_class_template_1): Remove dead lambda code.
2607 (extract_fnparm_pack): Don't make_pack_expansion.
2608 (extract_locals_r): Don't strip a pack expansion.
2609 (tsubst_pack_expansion): Handle proxy packs. Use
2610 PACK_EXPANSION_EXTRA_ARGS less.
2611 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
2612 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
2613 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
2614 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
2615 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
2617 2018-02-10 Jakub Jelinek <jakub@redhat.com>
2620 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
2622 2018-02-09 Jason Merrill <jason@redhat.com>
2624 PR c++/81917 - ICE with void_t and partial specialization.
2625 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
2626 calling most_specialized_partial_spec.
2628 2018-02-09 Nathan Sidwell <nathan@acm.org>
2631 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
2632 Pass expr location to strict_aliasing_warning.
2634 2018-02-09 Jason Merrill <jason@redhat.com>
2636 PR c++/84296 - ICE with qualified-id in template.
2638 * pt.c (unknown_base_ref_p): New.
2639 (instantiation_dependent_scope_ref_p): Use it instead of
2640 any_dependent_bases_p.
2642 2018-02-09 Marek Polacek <polacek@redhat.com>
2643 Jakub Jelinek <jakub@redhat.com>
2646 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
2647 fold_indirect_ref_1, including poly_*int64. Verify first that
2648 tree_fits_poly_int64_p (op01). Formatting fixes.
2650 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2652 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
2653 * lambda.c (build_capture_proxy): Likewise.
2654 * search.c (field_access_p): Likewise.
2655 * semantics.c (omp_clause_decl, omp_privatize_field,
2656 finish_omp_clauses): Likewise.
2658 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2661 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
2662 case of nullptr too.
2664 2018-02-08 Nathan Sidwell <nathan@acm.org>
2666 * class.c (finish_struct): Fix std:initializer_list diagnostic
2669 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2672 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
2674 2018-02-07 Jakub Jelinek <jakub@redhat.com>
2677 * parser.c (cp_parser_dot_deref_incomplete): New function.
2678 (cp_parser_postfix_dot_deref_expression): Use it.
2680 2018-02-07 David Malcolm <dmalcolm@redhat.com>
2684 * name-lookup.c (suggest_rid_p): New function.
2685 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
2688 2018-02-07 Jason Merrill <jason@redhat.com>
2690 PR c++/84182 - ICE with captured lambda
2692 * pt.c (extract_locals_r, extract_local_specs): New.
2693 (tsubst_pack_expansion): Use them.
2695 2018-02-07 Martin Liska <mliska@suse.cz>
2698 * class.c (add_method): Append argument value.
2699 * cp-tree.h (maybe_version_functions): Add new argument.
2700 * decl.c (decls_match): Call it if a declaration does not
2701 have DECL_FUNCTION_VERSIONED.
2702 (maybe_version_functions): record argument is added.
2704 2018-02-05 Marek Polacek <polacek@redhat.com>
2706 * class.c: Remove unused global variables.
2707 (build_primary_vtable): Don't gather statistics.
2708 (print_class_statistics): Remove.
2709 * cp-tree.h (print_class_statistics): Remove.
2710 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
2712 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
2714 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
2715 * constexpr.c (cx_check_missing_mem_inits): Likewise.
2716 * decl.c (next_initializable_field, find_decomp_class_base,
2717 cp_finish_decomp): Likewise.
2718 * typeck2.c (process_init_constructor_record): Likewise.
2720 2018-02-02 Jason Merrill <jason@redhat.com>
2722 PR c++/84181 - ICE with lambda parm in template argument.
2723 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
2725 2018-02-01 Jason Merrill <jason@redhat.com>
2727 PR c++/84160 - ICE with nested variadic capture.
2728 * lambda.c (is_capture_proxy_with_ref): New.
2729 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
2731 * expr.c (mark_use): Use is_capture_proxy_with_ref.
2732 * constexpr.c (potential_constant_expression_1): Likewise.
2733 * semantics.c (process_outer_var_ref): Likewise.
2735 2018-02-01 Marek Polacek <polacek@redhat.com>
2738 * typeck.c (build_address): Relax the assert when
2739 processing_template_decl.
2741 2018-02-01 Jason Merrill <jason@redhat.com>
2743 PR c++/84126 - ICE with variadic generic lambda
2746 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
2747 PACK_EXPANSION_EXTRA_ARGS.
2749 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
2752 * call.c (convert_like_real): If w're initializing from {} explicitly
2753 call abstract_virtuals_error_sfinae.
2755 2018-01-31 Jason Merrill <jason@redhat.com>
2756 Jakub Jelinek <jakub@redhat.com>
2759 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
2760 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
2763 2018-01-31 Jakub Jelinek <jakub@redhat.com>
2766 * constexpr.c (diag_array_subscript): Emit different diagnostics
2767 if TYPE_DOMAIN (arraytype) is NULL.
2768 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
2769 with NULL TYPE_DOMAIN use size_zero_node as nelts.
2771 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
2774 * semantics.c (finish_qualified_id_expr): When handling an
2775 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
2777 2018-01-31 Marek Polacek <polacek@redhat.com>
2780 * cp-gimplify.c (cp_fold): Check if X is an error node before
2781 calling useless_type_conversion_p.
2783 2018-01-30 Jason Merrill <jason@redhat.com>
2785 PR c++/84091 - ICE with local class in lambda in template.
2786 * decl2.c (determine_visibility): Look for outer containing template
2789 PR c++/84098 - ICE with lambda in template NSDMI.
2790 * pt.c (instantiate_class_template_1): Ignore more lambdas.
2792 2018-01-29 Jason Merrill <jason@redhat.com>
2794 PR c++/68810 - wrong location for reinterpret_cast error.
2795 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
2798 2018-01-29 Marek Polacek <polacek@redhat.com>
2801 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
2802 => fooarray[1] in offset_int.
2804 2018-01-29 Jason Merrill <jason@redhat.com>
2806 PR c++/83942 - wrong unused warning with static_cast.
2807 * cvt.c (ocp_convert): Call mark_rvalue_use.
2809 2018-01-26 Jason Merrill <jason@redhat.com>
2811 PR c++/83956 - wrong dtor error with anonymous union
2812 * method.c (walk_field_subobs): Variant members only affect
2814 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
2816 PR c++/84036 - ICE with variadic capture.
2818 * pt.c (tsubst_pack_expansion): When optimizing a simple
2819 substitution, pull a single pack expansion out of its pack.
2821 PR c++/82514 - ICE with local class in generic lambda.
2822 * pt.c (regenerated_lambda_fn_p): Remove.
2823 (enclosing_instantiation_of): Don't use it.
2824 (tsubst_function_decl): Call enclosing_instantiation_of.
2826 * pt.c (lookup_template_class_1): Add sanity check.
2827 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
2829 2018-01-25 Jakub Jelinek <jakub@redhat.com>
2832 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
2833 recursive calls that return ret.
2834 (cp_finish_decomp): Ignore unnamed bitfields.
2836 2018-01-23 Jason Merrill <jason@redhat.com>
2838 PR c++/82249 - wrong mismatched pack length error.
2839 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
2840 unsubstituted function parameter pack.
2842 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
2845 * decl.c (check_for_uninitialized_const_var): Not static; add
2846 bool and tsubst_flags_t parameters; adjust to be used both in
2847 constexpr context and not.
2848 * constexpr.c (potential_constant_expression_1): Use the above.
2849 * cp-tree.h (check_for_uninitialized_const_var): Declare.
2851 2018-01-23 Jason Merrill <jason@redhat.com>
2853 PR c++/83947 - ICE with auto declarations.
2854 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
2855 * decl.c (undeduced_auto_decl): Limit to vars and fns.
2857 2018-01-23 David Malcolm <dmalcolm@redhat.com>
2860 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
2861 for pointer to member function types.
2863 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2866 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
2867 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
2869 2018-01-23 Nathan Sidwell <nathan@acm.org>
2872 * pt.c (tsubst_baselink): Remove optype assert.
2873 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
2875 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2878 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
2879 refers to incomplete type.
2881 2018-01-23 Nathan Sidwell <nathan@acm.org>
2883 Deprecate ARM-era for scope handling
2884 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
2885 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
2887 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
2889 * semantics.c (begin_for_scope): Flag_new_for_scope is
2891 (finish_for_stmt, begin_range_for_stmt): Likewise.
2893 2018-01-22 Jason Merrill <jason@redhat.com>
2896 * decl2.c (determine_visibility): Fix template_decl handling
2897 instead of blocking it.
2899 PR c++/83720 - ICE with lambda and LTO.
2900 * decl2.c (determine_visibility): Clear template_decl for
2901 function-scope decls. Propagate anonymous linkage from containing
2904 2018-01-22 Marek Polacek <polacek@redhat.com>
2907 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
2910 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
2913 * decl.c (grokdeclarator): Don't diagnose extra parens
2916 2018-01-19 Jakub Jelinek <jakub@redhat.com>
2919 * call.c (joust): Use TREE_TYPE (source) if source is
2920 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
2923 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
2924 for direct enum init.
2925 * decl.c (reshape_init): Likewise.
2927 2018-01-19 Marek Polacek <polacek@redhat.com>
2929 * constexpr.c (fold_simple): Simplify.
2931 2018-01-18 Jason Merrill <jason@redhat.com>
2934 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
2935 * pt.c (instantiation_dependent_scope_ref_p): True if
2936 any_dependent_bases_p.
2938 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2940 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
2941 vs DECL_NONTRIVIALLY_INITIALIZED_P).
2943 2018-01-18 Jason Merrill <jason@redhat.com>
2945 PR c++/82461 - constexpr list-initialized member
2946 * constexpr.c (potential_constant_expression_1): Check
2947 TARGET_EXPR_DIRECT_INIT_P.
2949 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2952 * decl.c (xref_basetypes): Early return upon error about derived
2955 2018-01-18 Nathan Sidwell <nathan@acm.org>
2958 * cp-tree.h (mark_use): Declare.
2959 * expr.c (mark_use): Make extern.
2960 * call.c (direct_reference_binding): Set inner conv's
2961 rvaluedness_matches_p, if it is an identity.
2962 (convert_like_real): Mark lvalue or rvalue use for identity as
2963 rvaledness_matches_p demands.
2965 2018-01-18 Jakub Jelinek <jakub@redhat.com>
2968 * parser.c (attr_chainon): New function.
2969 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
2970 cp_parser_namespace_definition, cp_parser_init_declarator,
2971 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
2972 cp_parser_gnu_attributes_opt): Use it.
2973 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
2974 cp_parser_objc_struct_declaration): Likewise. Don't reset
2975 prefix_attributes if attributes is error_mark_node.
2977 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2980 * decl.c (grokdeclarator): Do not append the error_mark_node
2981 due to an erroneous optional attribute-specifier-seq.
2983 2018-01-17 Jakub Jelinek <jakub@redhat.com>
2986 * cp-gimplify.c (cp_maybe_instrument_return): Handle
2989 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2992 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
2993 error_mark_node when we give an error.
2994 * decl.c (cp_finish_decl): Use the latter.
2996 2018-01-17 Nathan Sidwell <nathan@acm.org>
2999 * init.c (build_raw_new_expr): Scan list for lookups to keep.
3001 2018-01-17 David Malcolm <dmalcolm@redhat.com>
3004 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
3005 the C++ part. If processing a template, call
3006 fold_non_dependent_expr rather than fully folding.
3008 2018-01-17 Jason Merrill <jason@redhat.com>
3010 PR c++/81067 - redundant NULL warning.
3011 * call.c (convert_like_real): Restore null_node handling.
3013 2018-01-17 Jason Merrill <jason@redhat.com>
3015 PR c++/81843 - ICE with variadic member template.
3017 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
3020 2018-01-17 David Malcolm <dmalcolm@redhat.com>
3023 * pt.c (type_dependent_expression_p): Strip any location wrapper
3024 before testing tree codes.
3025 (selftest::test_type_dependent_expression_p): New function.
3026 (selftest::cp_pt_c_tests): Call it.
3028 2018-01-17 Nathan Sidwell <nathan@acm.org>
3031 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
3032 this not a final instantiation.
3034 2018-01-16 Jason Merrill <jason@redhat.com>
3036 PR c++/83714 - ICE checking return in template.
3037 * typeck.c (check_return_expr): Call build_non_dependent_expr.
3039 2018-01-16 Jakub Jelinek <jakub@redhat.com>
3042 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
3043 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
3044 instead of CALL_FROM_THUNK_P.
3047 * name-lookup.c (member_vec_dedup): Return early if len is 0.
3048 (resort_type_member_vec, set_class_bindings,
3049 insert_late_enum_def_bindings): Use vec qsort method instead of
3050 calling qsort directly.
3052 2018-01-15 Martin Sebor <msebor@redhat.com>
3055 * class.c (find_flexarrays): Make a record of multiple flexible array
3058 2018-01-12 Jason Merrill <jason@redhat.com>
3060 PR c++/83186 - ICE with static_cast of list-initialized temporary.
3061 * typeck.c (build_static_cast): Use build_non_dependent_expr.
3063 2018-01-12 Nathan Sidwell <nathan@acm.org>
3065 * cp-tree.h (mark_rvalue_use): Add parm name.
3066 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
3068 * call.c (convert_like_real): Fix formatting.
3070 2018-01-11 Jason Merrill <jason@redhat.com>
3072 PR c++/82728 - wrong -Wunused-but-set-variable
3075 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
3076 * decl.c (case_conversion): Likewise.
3077 * semantics.c (finish_static_assert): Call
3078 perform_implicit_conversion_flags.
3080 2018-01-11 Nathan Sidwell <nathan@acm.org>
3082 * method.c (enum mangling_flags): Delete long-dead enum.
3084 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
3086 * parser.c (cp_parser_std_attribute_spec): When
3087 token_pair::require_open / require_close return false simply
3088 return error_mark_node, avoid duplicate cp_parser_error about
3089 expected '(' / ')', respectively.
3091 2018-01-10 David Malcolm <dmalcolm@redhat.com>
3094 * call.c (null_ptr_cst_p): Strip location wrappers when
3095 converting from '0' to a pointer type in C++11 onwards.
3096 (conversion_null_warnings): Replace comparison with null_node with
3097 call to null_node_p.
3098 (build_over_call): Likewise.
3099 * cp-gimplify.c (cp_fold): Remove the early bailout when
3100 processing_template_decl.
3101 * cp-lang.c (selftest::run_cp_tests): Call
3102 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
3103 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
3104 (selftest::run_cp_tests): Move decl to bottom of file.
3105 (null_node_p): New inline function.
3106 (selftest::cp_pt_c_tests): New decl.
3107 (selftest::cp_tree_c_tests): New decl.
3108 * cvt.c (build_expr_type_conversion): Replace comparison with
3109 null_node with call to null_node_p.
3110 * error.c (args_to_string): Likewise.
3111 * except.c (build_throw): Likewise.
3112 * mangle.c (write_expression): Skip location wrapper nodes.
3113 * parser.c (literal_integer_zerop): New function.
3114 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
3115 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
3116 param of cp_parser_parenthesized_expression_list. When calling
3117 warn_for_memset, replace integer_zerop calls with
3118 literal_integer_zerop, eliminating the double logical negation
3119 cast to bool. Eliminate the special-casing for CONST_DECL in
3120 favor of the fold_for_warn within warn_for_memset.
3121 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
3122 param, defaulting to false. Convert "expr" to a cp_expr, and call
3123 maybe_add_location_wrapper on it when wrap_locations_p is true.
3124 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
3125 the result for RID_ALIGNOF and RID_SIZEOF.
3126 (cp_parser_builtin_offsetof): Likewise.
3127 * pt.c: Include "selftest.h".
3128 (tsubst_copy): Handle location wrappers.
3129 (tsubst_copy_and_build): Likewise.
3130 (build_non_dependent_expr): Likewise.
3131 (selftest::test_build_non_dependent_expr): New function.
3132 (selftest::cp_pt_c_tests): New function.
3133 * tree.c: Include "selftest.h".
3134 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
3135 (selftest::test_lvalue_kind): New function.
3136 (selftest::cp_tree_c_tests): New function.
3137 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
3138 (cp_build_binary_op): Replace comparison with null_node with call
3140 (build_address): Use location of operand when building address
3143 2018-01-10 Marek Polacek <polacek@redhat.com>
3146 * call.c (build_conditional_expr_1): Check complain before warning.
3147 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
3148 -Wduplicated-branches.
3150 2018-01-10 Jakub Jelinek <jakub@redhat.com>
3153 * call.c (maybe_warn_class_memaccess): Add forward declaration.
3154 Change last argument from tree * to const vec<tree, va_gc> *, adjust
3155 args uses and check number of operands too. Don't strip away any
3156 nops. Use maybe_constant_value when looking for INTEGER_CST args.
3157 Deal with src argument not having pointer type. Check
3158 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
3160 (build_over_call): Call maybe_warn_class_memaccess here on the
3162 (build_cxx_call): Rather than here on converted arguments.
3164 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
3167 * init.c (build_vec_init): Avoid building an INIT_EXPR with
3168 error_mark_node as second argument.
3170 2018-01-09 Jakub Jelinek <jakub@redhat.com>
3173 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
3174 in STATEMENT_LIST. Remove unneeded assert.
3176 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
3177 Alan Hayward <alan.hayward@arm.com>
3178 David Sherwood <david.sherwood@arm.com>
3180 * constexpr.c (cxx_eval_array_reference): Handle polynomial
3182 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
3183 * call.c (build_conditional_expr_1): Likewise.
3184 * decl.c (cp_finish_decomp): Likewise.
3185 * mangle.c (write_type): Likewise.
3186 * typeck.c (structural_comptypes): Likewise.
3187 (cp_build_binary_op): Likewise.
3188 * typeck2.c (process_init_constructor_array): Likewise.
3190 2018-01-03 Jakub Jelinek <jakub@redhat.com>
3193 * typeck.c (build_static_cast_1): For static casts to reference types,
3194 call build_base_path with flag_delete_null_pointer_checks as nonnull
3195 instead of always false. When -fsanitize=null, call
3196 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
3197 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
3198 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
3200 2018-01-03 Nathan Sidwell <nathan@acm.org>
3203 * method.c (make_alias_for): Copy DECL_CONTEXT.
3205 2018-01-03 Marek Polacek <polacek@redhat.com>
3208 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
3210 2018-01-03 Jakub Jelinek <jakub@redhat.com>
3212 PR preprocessor/83602
3213 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
3217 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
3218 error_mark_node, return error_mark_node.
3220 Update copyright years.
3222 2018-01-02 Jakub Jelinek <jakub@redhat.com>
3225 * tree.c (replace_placeholders_r): Pass NULL as last argument to
3226 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
3227 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
3228 to false and return.
3229 (replace_placeholders): Pass NULL instead of &pset as last argument
3232 2018-01-02 Nathan Sidwell <nathan@acm.org>
3234 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
3237 Copyright (C) 2018 Free Software Foundation, Inc.
3239 Copying and distribution of this file, with or without modification,
3240 are permitted in any medium without royalty provided the copyright
3241 notice and this notice are preserved.