| blob | 1d5d66946f61cbd80333fc90882b0b231c911899 |
1 2018-07-13 Nathan Sidwell <nathan@acm.org>
3 PR c++/86374
4 * pt.c (lookup_template_class_1): Use tsubst_aggr_type for
5 contexts that are classes.
6 * parser.c (cp_parser_template_id): Combine entering_scope decl &
7 initializer.
9 2018-07-12 Jakub Jelinek <jakub@redhat.com>
11 * decl2.c (cplus_decl_attributes): Don't diagnose vars without mappable
12 type here, instead add "omp declare target implicit" attribute. Add
13 that attribute instead of "omp declare target" also when
14 processing_template_decl.
15 * decl.c (cp_finish_decl): Diagnose vars without mappable type here,
16 and before calling cp_omp_mappable_type call complete_type.
18 2018-07-10 Jakub Jelinek <jakub@redhat.com>
20 PR sanitizer/86406
21 * cp-gimplify.c (cp_maybe_instrument_return): Skip trailing
22 DEBUG_BEGIN_STMTs.
24 PR c++/86443
25 * semantics.c (handle_omp_for_class_iterator): Remove lastp argument,
26 instead of setting *lastp turn orig_declv elt into a TREE_LIST.
27 (finish_omp_for): Adjust handle_omp_for_class_iterator caller.
28 * pt.c (tsubst_omp_for_iterator): Allow OMP_FOR_ORIG_DECLS to contain
29 TREE_LIST for both the original class iterator and the "last" helper
30 var.
32 2018-07-09 Paolo Carlini <paolo.carlini@oracle.com>
34 * decl.c (grokdeclarator): Use rich_location::add_range in three
35 more places; include gcc-rich-location.h.
37 2018-07-07 Aldy Hernandez <aldyh@redhat.com>
39 * decl.c (build_enumerator): Change overflow type to overflow_type.
40 * init.c (build_new_1): Same.
42 2018-07-05 Nathan Sidwell <nathan@acm.org>
44 * cp/decl.c (decls_match): Check SYSTEM_IMPLICIT_EXTERN_C not
45 NO_IMPLICIT_EXTERN_C.
46 * cp/parser.c (cp_parser_parameter_declaration_clause): Likewise.
48 2018-07-04 Ville Voutilainen <ville.voutilainen@gmail.com>
50 PR c++/86398
51 * method.c (is_trivially_xible): Return false
52 if is_xible_helper returns a NULL_TREE.
54 2018-07-03 Paolo Carlini <paolo.carlini@oracle.com>
56 * decl.c (min_location): New.
57 (smallest_type_quals_location): Use the latter.
58 (check_concept_fn): Use DECL_SOURCE_LOCATION.
59 (grokdeclarator): Use accurate locations in a number of error
60 messages involving ds_thread, ds_storage_class, ds_virtual,
61 ds_constexpr, ds_typedef and ds_friend; exploit min_location.
63 2018-07-03 Marek Polacek <polacek@redhat.com>
65 PR c++/86201
66 * typeck.c (cp_build_binary_op): Check c_inhibit_evaluation_warnings.
68 2018-07-03 Jason Merrill <jason@redhat.com>
70 PR c++/86378 - functional cast in noexcept-specifier.
71 * tree.c (strip_typedefs_expr) [TREE_LIST]: Fix iteration.
73 2018-07-02 Paolo Carlini <paolo.carlini@oracle.com>
75 * parser.c (set_and_check_decl_spec_loc): Use rich_location::add_range
76 in error message about __thread and thread_local at the same time.
78 2018-06-29 Marek Polacek <polacek@redhat.com>
80 PR c++/86184
81 * tree.c (cp_save_expr): Don't call save_expr for TARGET_EXPRs.
83 2018-06-28 David Malcolm <dmalcolm@redhat.com>
85 * parser.c (cp_parser_error_1): After issuing a conflict marker
86 error, consume tokens until the end of the source line.
88 2018-06-28 Jason Merrill <jason@redhat.com>
90 PR c++/86342 - -Wdeprecated-copy and system headers.
91 * decl2.c (cp_warn_deprecated_use): Don't warn about declarations
92 in system headers.
94 2018-06-27 David Malcolm <dmalcolm@redhat.com>
96 PR c++/86329
97 * name-lookup.c (consider_binding_level): Filter out names that
98 match anon_aggrname_p.
100 2018-06-27 Jason Merrill <jason@redhat.com>
102 * name-lookup.c (do_pushtag): If we skip a class level, also skip
103 its template level.
105 2018-06-26 Jason Merrill <jason@redhat.com>
107 PR c++/86320 - memory-hog with std::array of pair
108 * typeck2.c (process_init_constructor_array): Only compute a
109 constant initializer once.
111 PR c++/80290 - memory-hog with std::pair.
112 * pt.c (fn_type_unification): Add convs parameter.
113 (check_non_deducible_conversion): Remember conversion.
114 (check_non_deducible_conversions): New. Do checks here.
115 (type_unification_real): Not here. Remove flags parm.
116 * call.c (add_function_candidate): Make convs a parameter.
117 Don't recalculate the conversion if it's already set.
118 (add_template_candidate_real): Allocate convs here.
119 (good_conversion, conv_flags): New.
121 2018-06-26 Jakub Jelinek <jakub@redhat.com>
123 PR c++/86291
124 * parser.c (cp_parser_omp_for_loop_init): Change for_block argument
125 type from vec<tree, va_gc> * to vec<tree, va_gc> *&.
127 2018-06-23 Paolo Carlini <paolo.carlini@oracle.com>
129 * decl.c (bad_specifiers): Add const location_t* parameter and
130 use locations in error messages about 'inline' and 'virtual'.
131 (mark_inline_variable): Add location_t parameter and use it in
132 error_at and pedwarn messages.
133 (grokdeclarator): Use declspecs->locations[ds_constexpr],
134 declspecs->locations[ds_concept], declspecs->locations[ds_virtual],
135 declspecs->locations[ds_inline] in many error messages; adjust
136 bad_specifiers and mark_inline_variable calls.
137 (grokvardecl): Use declspecs->locations[ds_concept] in error message.
139 2018-06-22 Jason Merrill <jason@redhat.com>
141 PR c++/86219 - ICE with erroneous initializer in template.
142 * constexpr.c (fold_non_dependent_expr): Add complain parm.
143 * call.c, expr.c, init.c, pt.c, semantics.c, typeck.c, typeck2.c:
144 Pass it.
145 * call.c (build_cxx_call): Don't mess with builtins in a template.
146 * typeck2.c (store_init_value): If fold_non_dependent_expr didn't
147 produce a constant value, go back to the uninstantiated form.
149 Avoid taking the address of something just because it's in parens.
150 * constexpr.c (same_type_ignoring_tlq_and_bounds_p): New.
151 (cxx_fold_indirect_ref): Use it.
152 (cxx_eval_constant_expression) [VIEW_CONVERT_EXPR]: Use it.
153 * cp-tree.h (REF_PARENTHESIZED_P): Allow VIEW_CONVERT_EXPR.
154 * semantics.c (force_paren_expr): Use VIEW_CONVERT_EXPR instead of
155 static_cast to reference type.
156 (maybe_undo_parenthesized_ref): Handle VIEW_CONVERT_EXPR.
158 2018-06-21 Jason Merrill <jason@redhat.com>
160 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Use TEMPLATE_PARM_DESCENDANTS.
162 * name-lookup.c (do_push_to_top_level): Don't allocate
163 current_lang_base.
164 (do_pop_from_top_level): Release current_lang_base.
166 Let -fmem-report see callers of cxx_make_type.
167 * lex.c (cxx_make_type): Add MEM_STAT_DECL.
168 (make_class_type): Likewise.
169 (cxx_make_type_hook): New.
170 * cp-objcp-common.h (LANG_HOOKS_MAKE_TYPE): Use cxx_make_type_hook.
172 2018-06-20 Nathan Sidwell <nathan@acm.org>
174 PR c++/85634
175 * friend.c (add_friend): Keep lookup sets of tempate sets.
177 2018-06-20 Paolo Carlini <paolo.carlini@oracle.com>
179 * decl.c (grokfndecl): Add const cp_decl_specifier_seq* parameter;
180 tidy handling of a null location_t argument; use proper location
181 information in a few additional error messages.
182 (grokdeclarator): Update calls.
184 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
185 Thomas Schwinge <thomas@codesourcery.com>
186 Cesar Philippidis <cesar@codesourcery.com>
188 * parser.c (cp_parser_omp_clause_name): Add support for finalize
189 and if_present. Make present_or_{copy,copyin,copyout,create} aliases
190 to their non-present_or_* counterparts. Make 'self' an alias to
191 PRAGMA_OACC_CLAUSE_HOST.
192 (cp_parser_oacc_data_clause): Update GOMP mappings for
193 PRAGMA_OACC_CLAUSE_{COPY,COPYIN,COPYOUT,CREATE,DELETE}. Remove
194 PRAGMA_OACC_CLAUSE_{SELF,PRESENT_OR_*}.
195 (cp_parser_oacc_all_clauses): Handle finalize and if_present clauses.
196 Remove support for present_or_* clauses.
197 (OACC_KERNELS_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
198 (OACC_PARALLEL_CLAUSE_MASK): Likewise.
199 (OACC_DECLARE_CLAUSE_MASK): Likewise.
200 (OACC_DATA_CLAUSE_MASK): Likewise.
201 (OACC_ENTER_DATA_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
202 (OACC_EXIT_DATA_CLAUSE_MASK): Add FINALIZE clause.
203 (OACC_UPDATE_CLAUSE_MASK): Remove SELF, add IF_PRESENT.
204 (cp_parser_oacc_declare): Remove PRESENT_OR_* clauses.
205 * pt.c (tsubst_omp_clauses): Handle IF_PRESENT and FINALIZE.
206 * semantics.c (finish_omp_clauses): Handle IF_PRESENT and FINALIZE.
208 2018-06-20 Marek Polacek <polacek@redhat.com>
210 PR c++/86240
211 * constexpr.c (cxx_eval_constant_expression): Handle ABSU_EXPR.
212 (fold_simple_1): Likewise.
213 * error.c (dump_expr): Likewise.
215 2018-06-20 Nathan Sidwell <nathan@acm.org>
217 PR c++/85634
218 * cp-tree.h (lookup_keep): Drop KEEP parm.
219 (lookup_list_keep): Delete.
220 (maybe_get_fns): Declare.
221 * parser.c (cp_parser_primary_expression): Call lookup_keep here.
222 (cp_parser_template_id): Not here ...
223 * decl.c (cp_finish_decl): ... nor here ...
224 * init.c (build_raw_new_expr): ... nor here ...
225 * pt.c (process_template_parm): ... nor here ...
226 * semantics.c (perform_koenig_lookup): Call lookup_keep.
227 (finish_call_expr): Not here.
228 * tree.c (ovl_cache): Delete.
229 (ovl_make, ovl_copy): No cache.
230 (lookup_keep): Always keep.
231 (lookup_list_keep): Delete.
232 (maybe_get_fns): New, broken out of ...
233 (get_fns): ... here. Call it.
234 (built_min_nt_loc, build_min, build_min_non_dep): Drop lookup_keep.
235 (build_min_nt_call_vec): Likewise.
237 2018-06-19 Jason Merrill <jason@redhat.com>
239 * cp-tree.h (CONSTRUCTOR_NO_IMPLICIT_ZERO): Remove.
240 * constexpr.c: Use CONSTRUCTOR_NO_CLEARING instead.
242 PR c++/86182 - ICE with anonymous union passed to template.
243 * pt.c (tsubst_expr) [DECL_EXPR]: Handle an anonymous union type
244 used to declare a named variable.
246 2018-06-18 Jason Merrill <jason@redhat.com>
248 * tree.c (cp_expr_location): New.
249 * cp-tree.h (cp_expr_loc_or_loc): New.
250 * call.c, cvt.c, constexpr.c, constraint.cc, cp-gimplify.c, decl.c,
251 error.c, init.c, lex.c, parser.c, pt.c, semantics.c, typeck.c,
252 typeck2.c: Use it instead of EXPR_LOC_OR_LOC.
254 * parser.c (cp_parser_lambda_expression): Use a range for
255 LAMBDA_EXPR_LOCATION.
257 PR c++/86200 - ICE with unexpanded pack in lambda parameter.
258 * pt.c (find_parameter_packs_r) [LAMBDA_EXPR]: Also look into the
259 function type.
261 PR c++/81060 - ICE with unexpanded parameter pack.
262 * pt.c (check_for_bare_parameter_packs): Add loc parameter.
263 * decl.c (grokdeclarator): Call it for qualifying_scope.
265 PR c++/86171 - ICE with recursive alias instantiation.
266 * pt.c (tsubst_decl): Handle recursive alias instantiation.
268 2018-06-18 Paolo Carlini <paolo.carlini@oracle.com>
270 * decl.c (duplicate_decls): Consistently use DECL_SOURCE_LOCATION
271 in errors about redefined default arguments; tidy.
273 2018-06-16 Kugan Vivekanandarajah <kuganv@linaro.org>
275 * constexpr.c (potential_constant_expression_1): Handle ABSU_EXPR.
276 * cp-gimplify.c (cp_fold): Likewise.
278 2018-06-15 Jason Merrill <jason@redhat.com>
280 PR c++/86147 - wrong capture for template argument.
281 * expr.c (mark_use): Look through NOP_EXPR.
283 * name-lookup.c (do_pushtag): Don't look through complete types, but
284 don't add to them either. Get context from current_binding_level.
285 * pt.c (tsubst_default_argument): Use push_to/pop_from_top_level.
287 * decl.c (start_enum): Do compare dependent underlying type.
289 PR c++/82882 - ICE with lambda in template default argument.
290 * lambda.c (record_null_lambda_scope): New.
291 * pt.c (tsubst_lambda_expr): Use it.
292 * name-lookup.c (do_pushtag): Don't give a lambda DECL_CONTEXT of a
293 function that isn't open.
295 * tree.c (maybe_warn_parm_abi): Inform the location of the class.
297 2018-06-14 Marek Polacek <polacek@redhat.com>
299 PR c++/86063
300 * decl2.c (cp_check_const_attributes): Skip trees that are not
301 TREE_LISTs.
303 2018-06-14 Jakub Jelinek <jakub@redhat.com>
305 P0624R2 - Default constructible and assignable stateless lambdas
306 * method.c (synthesized_method_walk): For C++2a don't mark
307 sfk_constructor or sfk_copy_assignment as deleted if lambda has
308 no lambda-captures.
310 2018-06-14 Paolo Carlini <paolo.carlini@oracle.com>
312 * decl.c (duplicate_decls): Use DECL_SOURCE_LOCATION in
313 OPT_Wshadow warning_at.
314 (grokfndecl): Consistently use the location_t argument in
315 literal operator diagnostic messages.
316 (grokdeclarator): Use declspecs->locations[ds_storage_class]
317 in error_at call.
318 * decl2.c (finish_static_data_member_decl): Use DECL_SOURCE_LOCATION
319 in permerror call.
321 2018-06-13 Jason Merrill <jason@redhat.com>
323 PR c++/86099 - ICE with trivial copy and non-trivial default ctor.
324 * constexpr.c (instantiate_cx_fn_r): Don't synthesize trivial
325 constructors.
327 PR c++/86094 - wrong code with defaulted move ctor.
328 * class.c (classtype_has_non_deleted_move_ctor): New.
329 * tree.c (maybe_warn_parm_abi, type_has_nontrivial_copy_init):
330 Handle v12 breakage.
332 2018-06-12 Jason Merrill <jason@redhat.com>
334 PR c++/86098 - ICE with template placeholder for TTP.
335 * typeck.c (structural_comptypes) [TEMPLATE_TYPE_PARM]: Check
336 CLASS_PLACEHOLDER_TEMPLATE.
338 2018-06-12 Paolo Carlini <paolo.carlini@oracle.com>
340 * decl2.c (coerce_new_type, coerce_delete_type): Add location_t
341 parameter and adjust error_at calls.
342 * decl.c (grok_op_properties): Adjust calls.
343 * cp-tree.h (oerce_new_type, coerce_delete_type): Adjust decls.
345 2018-06-12 Marek Polacek <polacek@redhat.com>
347 Core issue 1331 - const mismatch with defaulted copy constructor
348 * class.c (check_bases_and_members): When checking a defaulted
349 function, mark it as deleted rather than giving an error.
351 2018-06-11 Jason Merrill <jason@redhat.com>
353 PR c++/85792 -Wctor-dtor-privacy and inherited constructor.
354 * class.c (maybe_warn_about_overly_private_class): Handle inherited
355 constructors.
357 PR c++/85963 - -Wunused-but-set with ?: in template.
358 * pt.c (tsubst_copy_and_build) [COND_EXPR]: Call mark_rvalue_use.
360 2018-06-11 Paolo Carlini <paolo.carlini@oracle.com>
362 * decl.c (grok_op_properties): Consistently use the location
363 of the decl; remove special casing of POSTINCREMENT_EXPR and
364 POSTDECREMENT_EXPR wrt default arguments.
366 2018-06-05 Jason Merrill <jason@redhat.com>
368 * constexpr.c (cxx_eval_binary_expression): Special case comparison
369 of pointers to members of the same union.
371 2018-06-11 Jason Merrill <jason@redhat.com>
373 PR c++/86094 - wrong code with defaulted move ctor.
374 * tree.c (type_has_nontrivial_copy_init): Fix move ctor handling.
376 2018-06-10 Paolo Carlini <paolo.carlini@oracle.com>
378 * decl.c (grokfndecl): Use the location_t argument in two more places.
380 2018-06-06 Marek Polacek <polacek@redhat.com>
382 PR c++/85977
383 * pt.c (unify): If ELTTYPE has no deducible template parms, skip
384 deduction from the list elements.
385 (type_unification_real): Check convertibility of list elements.
387 2018-06-06 Jason Merrill <jason@redhat.com>
389 PR c++/86060 - ICE on range for with -std=c++98.
390 * parser.c (cp_parser_init_statement): Don't clobber *decl after
391 pedwarn.
393 PR c++/85710 - ICE with -Wmemset-elt-size.
394 * semantics.c (finish_call_expr): Call warn_for_memset here.
395 * parser.c (cp_parser_postfix_expression): Not here.
396 (literal_integer_zerop): No longer static.
397 * pt.c (build_non_dependent_expr): Don't wrap CONST_DECL.
399 2018-06-05 Marek Polacek <polacek@redhat.com>
401 PR c++/85976
402 * tree.c (cp_tree_equal): Handle USING_DECL.
404 2018-06-05 Jason Merrill <jason@redhat.com>
406 PR c++/85731 - wrong error with qualified-id in template.
407 * semantics.c (finish_qualified_id_expr): build_qualified_name
408 for unbound names in the current class.
410 2018-06-04 Jason Merrill <jason@redhat.com>
412 PR c++/61806 - missed SFINAE with partial specialization.
413 * cp-tree.h (deferring_access_check_sentinel): Add deferring_kind
414 parameter to constructor.
415 * pt.c (instantiate_class_template_1): Enable access checking
416 before call to most_specialized_partial_spec.
418 PR c++/85765 - SFINAE and non-type default template arg.
419 * pt.c (type_unification_real): Do full semantic processing if
420 substituting a partial args list replaces all template parms.
422 2018-06-03 Jason Merrill <jason@redhat.com>
424 PR c++/85739 - ICE with pointer to member template parm.
425 * cvt.c (perform_qualification_conversions): Use cp_fold_convert.
427 2018-06-02 Jason Merrill <jason@redhat.com>
429 PR c++/85761 - ICE with ill-formed use of const outer variable.
430 * expr.c (mark_use): Handle location wrappers.
432 2018-06-01 Jason Merrill <jason@redhat.com>
434 PR c++/85764 - bogus 'this' not captured error.
435 * lambda.c (resolvable_dummy_lambda): Use nonlambda_method_basetype.
436 (nonlambda_method_basetype): Handle NSDMI.
438 CWG 1581: When are constexpr member functions defined?
439 * constexpr.c (instantiate_cx_fn_r, instantiate_constexpr_fns): New.
440 (cxx_eval_outermost_constant_expr): Call instantiate_constexpr_fns.
442 PR c++/58281 - explicit instantiation of constexpr
443 * pt.c (mark_decl_instantiated): Clear DECL_EXTERNAL.
445 * pt.c (instantiate_decl): Any defaulted function is defined.
447 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
449 PR c++/77777
450 * call.c (resolve_args): Use location of expression, not current input
451 location.
453 2018-05-30 Ville Voutilainen <ville.voutilainen@gmail.com>
455 Do not warn about zero-as-null when NULL is used.
456 * call.c (conversion_null_warnings): Check for pointer
457 types converted from zero constants.
458 (convert_like_real): Add a warning sentinel at the end.
459 * tree.c (maybe_warn_zero_as_null_pointer_constant): Also
460 check null_node_p.
462 2018-05-30 Jason Merrill <jason@redhat.com>
464 PR c++/85807 - ICE with call in template NSDMI.
465 * init.c (get_nsdmi): Use push_to/pop_from_top_level.
466 * tree.c (bot_manip): Don't set_flags_from_callee in a template.
468 PR c++/85873 - constant initializer_list array not in .rodata.
469 * tree.c (build_target_expr): Set TREE_READONLY.
470 * call.c (set_up_extended_ref_temp): Set TREE_READONLY.
472 * parser.c (cp_parser_check_condition_declarator): Handle
473 cp_error_declarator.
475 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
477 * typeck.c (cxx_sizeof_or_alignof_type): Return size_one_node instead
478 of using it in dead store.
480 2018-05-29 Jason Merrill <jason@redhat.com>
482 PR c++/67445 - returning temporary initializer_list.
483 PR c++/67711 - assigning from temporary initializer_list.
484 PR c++/48562 - new initializer_list.
485 * typeck.c (maybe_warn_about_returning_address_of_local): Also warn
486 about returning local initializer_list.
487 * cp-tree.h (AUTO_TEMP_NAME, TEMP_NAME_P): Remove.
488 * call.c (build_over_call): Warn about assignment from temporary
489 init_list.
490 * init.c (build_new_1): Warn about 'new std::initializer_list'.
491 (find_list_begin, maybe_warn_list_ctor): New.
492 (perform_member_init): Use maybe_warn_list_ctor.
494 2018-05-29 Marek Polacek <polacek@redhat.com>
496 PR c++/85883
497 * init.c (build_new): Handle deducing a class with new
498 with more than one argument.
500 2018-05-29 Jakub Jelinek <jakub@redhat.com>
502 PR c++/85952
503 * init.c (build_aggr_init): For structured binding initialized from
504 array call mark_rvalue_use on the initializer.
506 2018-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
508 * decl2.c (start_static_storage_duration_function): Use
509 splay_tree_delete_pointers.
511 2018-05-25 Jason Merrill <jason@redhat.com>
513 PR c++/85815 - reference to member of enclosing template.
514 * search.c (lookup_base): Use currently_open_class.
515 (lookup_member): Use it regardless of -fconcepts.
516 * parser.c (cp_parser_postfix_dot_deref_expression): Check it.
518 CWG 616, 1213 - value category of subobject references.
519 * tree.c (lvalue_kind): Fix handling of ARRAY_REF of pointer.
521 2018-05-24 Jason Merrill <jason@redhat.com>
523 PR c++/85842 - -Wreturn-type, constexpr if and generic lambda.
524 * pt.c (tsubst_lambda_expr): Copy current_function_returns_* to
525 generic lambda.
527 2018-05-24 Ville Voutilainen <ville.voutilainen@gmail.com>
529 Pedwarn on a non-standard position of a C++ attribute.
530 * parser.c (cp_parser_namespace_definition): Pedwarn about attributes
531 after the namespace name.
533 2018-05-24 Paolo Carlini <paolo.carlini@oracle.com>
535 * cp-tree.h (INDIRECT_TYPE_P): New.
536 * call.c (build_trivial_dtor_call, maybe_warn_class_memaccess,
537 joust): Use it instead of POINTER_TYPE_P.
538 * class.c (update_vtable_entry_for_fn, find_flexarrays,
539 * fixed_type_or_null, resolves_to_fixed_type_p): Likewise.
540 * constexpr.c (cxx_eval_binary_expression, cxx_fold_indirect_ref,
541 * cxx_eval_increment_expression, potential_constant_expression_1):
542 Likewise.
543 * cp-gimplify.c (cp_gimplify_expr, cp_genericize_r): Likewise.
544 * cp-objcp-common.c (cxx_get_alias_set): Likewise.
545 * cp-ubsan.c (cp_ubsan_maybe_instrument_member_call,
546 cp_ubsan_maybe_instrument_downcast): Likewise.
547 * cvt.c (cp_convert_to_pointer, ocp_convert,
548 cp_get_fndecl_from_callee, maybe_warn_nodiscard, convert): Likewise.
549 * cxx-pretty-print.c (cxx_pretty_printer::abstract_declarator,
550 pp_cxx_offsetof_expression_1): Likewise.
551 * decl.c (grokparms, static_fn_type): Likewise.
552 * decl2.c (grokbitfield): Likewise.
553 * error.c (dump_expr): Likewise.
554 * except.c (initialize_handler_parm, check_noexcept_r): Likewise.
555 * init.c (warn_placement_new_too_small): Likewise.
556 * lambda.c (build_capture_proxy, add_capture): Likewise.
557 * parser.c (cp_parser_omp_for_loop): Likewise.
558 * pt.c (convert_nontype_argument, fn_type_unification,
559 uses_deducible_template_parms, check_cv_quals_for_unify,
560 dependent_type_p_r): Likewise.
561 * search.c (check_final_overrider): Likewise.
562 * semantics.c (handle_omp_array_sections, finish_omp_clauses,
563 finish_omp_for): Likewise.
564 * tree.c (cp_build_qualified_type_real): Likewise.
565 * typeck.c (build_class_member_access_expr,
566 finish_class_member_access_expr, build_x_indirect_ref,
567 cp_build_indirect_ref_1, cp_build_binary_op, build_const_cast_1):
568 Likewise.
570 2018-05-24 Jason Merrill <jason@redhat.com>
572 PR c++/85864 - literal template and default template arg.
573 * pt.c (instantiation_dependent_r): Handle NONTYPE_ARGUMENT_PACK.
575 2018-05-24 Marek Polacek <polacek@redhat.com>
577 PR c++/85847
578 * init.c (build_new_1): Use fold_non_dependent_expr. Use a dedicated
579 variable for its result. Fix a condition.
580 (build_new): Use fold_non_dependent_expr. Tweak a condition.
582 2018-05-23 Jason Merrill <jason@redhat.com>
584 Fix cast to rvalue reference from prvalue.
585 * cvt.c (diagnose_ref_binding): Handle rvalue reference.
586 * rtti.c (build_dynamic_cast_1): Don't try to build a reference to
587 non-class type. Handle xvalue argument.
588 * typeck.c (build_reinterpret_cast_1): Allow cast from prvalue to
589 rvalue reference.
590 * semantics.c (finish_compound_literal): Do direct-initialization,
591 not cast, to initialize a reference.
593 CWG 616, 1213 - value category of subobject references.
594 * tree.c (lvalue_kind): A reference to a subobject of a prvalue is
595 an xvalue.
596 * typeck2.c (build_m_component_ref): Likewise.
597 * typeck.c (cp_build_addr_expr_1, lvalue_or_else): Remove diagnostic
598 distinction between temporary and xvalue.
600 2018-05-23 Marek Polacek <polacek@redhat.com>
602 Implement P0614R1, Range-based for statements with initializer.
603 * parser.c (cp_parser_range_based_for_with_init_p): New.
604 (cp_parser_init_statement): Use it. Parse the optional init-statement
605 for a range-based for loop.
606 (cp_parser_skip_to_closing_parenthesis_1): Handle balancing ?:.
608 2018-05-22 Jason Merrill <jason@redhat.com>
610 PR c++/81420 - not extending temporary lifetime.
611 * call.c (extend_ref_init_temps_1): Handle ARRAY_REF.
612 * class.c (build_base_path): Avoid redundant move of an rvalue.
614 PR c++/85866 - error with .* in default template arg.
615 * pt.c (tsubst_copy_and_build): Handle partial instantiation.
617 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
619 * parser.c (cp_parser_parameter_declaration_list): Remove
620 bool* parameter.
621 (cp_parser_parameter_declaration_clause): Adjust.
622 (cp_parser_cache_defarg): Likewise.
624 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
626 PR c++/84588
627 * parser.c (cp_parser_maybe_commit_to_declaration,
628 cp_parser_check_condition_declarator): New.
629 (cp_parser_simple_declaration): Use the first above.
630 (cp_parser_condition): Use both the above; enforce
631 [stmt.stmt]/2 about the declarator not specifying
632 a function or an array; improve error-recovery.
634 2018-05-20 Jason Merrill <jason@redhat.com>
636 PR libstdc++/85843 - warning in logic_error copy constructor.
637 * class.c (type_has_user_nondefault_constructor): Check for a
638 user-provided ctor, not user-declared.
640 2018-05-19 Jason Merrill <jason@redhat.com>
642 * pt.c (tsubst_pack_expansion): Sorry rather than abort
643 on __integer_pack as subexpression of pattern.
645 2018-05-18 Jason Merrill <jason@redhat.com>
647 PR c++/58407 - deprecated implicit copy ops.
648 * call.c (build_over_call): Warn about deprecated trivial fns.
649 * class.c (classtype_has_user_copy_or_dtor): New.
650 (type_build_ctor_call): Check TREE_DEPRECATED.
651 (type_build_dtor_call): Likewise.
652 * decl2.c (cp_warn_deprecated_use): Move from tree.c.
653 Add checks. Return bool. Handle -Wdeprecated-copy.
654 (mark_used): Use it.
655 * decl.c (grokdeclarator): Remove redundant checks.
656 * typeck2.c (build_functional_cast): Likewise.
657 * method.c (lazily_declare_fn): Mark deprecated copy ops.
658 * init.c (build_aggr_init): Only set TREE_USED if there are
659 side-effects.
661 2018-05-18 Cesar Philippidis <cesar@codesourcery.com>
663 PR c++/85782
664 * cp-gimplify.c (cp_genericize_r): Call genericize_omp_for_stmt for
665 OACC_LOOPs.
667 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
669 * constexpr.c (cxx_eval_constant_expression): Remove FMA_EXPR handling.
670 (potential_constant_expression_1): Likewise.
672 2018-05-16 Marek Polacek <polacek@redhat.com>
674 PR c++/85363
675 * call.c (set_flags_from_callee): Handle AGGR_INIT_EXPRs too.
676 * tree.c (bot_manip): Call set_flags_from_callee for
677 AGGR_INIT_EXPRs too.
679 2018-05-15 Jason Merrill <jason@redhat.com>
681 * cp-tree.h (cp_expr): Remove copy constructor.
682 * mangle.c (struct releasing_vec): Declare copy constructor.
684 * constexpr.c (cxx_eval_vec_init_1): Pass tf_none if ctx->quiet.
686 PR c++/64372 - CWG 1560, gratuitous lvalue-rvalue conversion in ?:
687 * call.c (build_conditional_expr_1): Don't force_rvalue when one arm
688 is a throw-expression.
690 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
692 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
693 (FOR_EACH_CLONE): Update.
694 * decl.c (grokdeclarator): Use it.
695 * decl2.c (vague_linkage_p): Likewise.
696 * mangle.c (mangle_decl): Likewise.
697 * method.c (lazily_declare_fn): Likewise.
698 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
699 * repo.c (repo_emit_p): Likewise.
700 * tree.c (decl_linkage): Likewise.
702 2018-05-14 Jason Merrill <jason@redhat.com>
704 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
705 * tree.c (build_cp_fntype_variant): New.
706 (build_ref_qualified_type, build_exception_variant)
707 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
708 (cxx_type_hash_eq, cp_check_qualified_type): Check
709 TYPE_HAS_LATE_RETURN_TYPE.
710 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
711 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
712 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
713 (adjust_clone_args): Likewise.
714 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
715 build_cp_fntype_variant.
716 (grokdeclarator): Pass late_return_type_p to grokfndecl.
717 (check_function_type): Use cxx_copy_lang_qualifiers.
718 (static_fn_type): Use cxx_copy_lang_qualifiers.
719 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
720 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
721 (change_return_type): Use cxx_copy_lang_qualifiers.
722 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
723 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
724 return type on the declarator like a normal trailing return type.
725 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
726 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
727 * typeck.c (merge_types): Use build_cp_fntype_variant.
729 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
731 * cp-tree.h (TYPE_REF_P): New.
732 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
733 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
734 direct_reference_binding, reference_binding, implicit_conversion,
735 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
736 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
737 build_over_call, perform_implicit_conversion_flags,
738 extend_ref_init_temps, type_has_extended_temps): Use it.
739 * class.c (one_inheriting_sig, check_field_decls,
740 check_bases_and_members, find_flexarrays, finish_struct,
741 fixed_type_or_null): Likewise.
742 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
743 non_const_var_error, cxx_eval_constant_expression,
744 potential_constant_expression_1): Likewise.
745 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
746 cp_genericize_r, cxx_omp_privatize_by_reference,
747 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
748 cp_fold_maybe_rvalue): Likewise.
749 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
750 * cvt.c (build_up_reference, convert_to_reference,
751 convert_from_reference, convert_to_void, noexcept_conv_p,
752 fnptr_conv_p): Likewise.
753 * decl.c (poplevel, check_for_uninitialized_const_var,
754 check_initializer, initialize_local_var, cp_finish_decl,
755 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
756 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
757 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
758 decl_maybe_constant_var_p): Likewise.
759 * error.c (dump_type_prefix, dump_expr): Likewise.
760 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
761 is_admissible_throw_operand_or_catch_parameter): Likewise.
762 * expr.c (mark_use): Likewise.
763 * init.c (build_zero_init_1, build_value_init_noctor,
764 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
765 build_new, build_delete): Likewise.
766 * lambda.c (build_lambda_object): Likewise.
767 * mangle.c (write_expression, write_template_arg): Likewise.
768 * method.c (forward_parm, do_build_copy_constructor,
769 do_build_copy_assign, build_stub_object, constructible_expr,
770 walk_field_subobs): Likewise.
771 * parser.c (cp_parser_omp_for_loop_init,
772 cp_parser_omp_declare_reduction_exprs,
773 cp_parser_omp_declare_reduction): Likewise.
774 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
775 convert_template_argument, tsubst_pack_expansion,
776 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
777 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
778 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
779 value_dependent_expression_p, build_deduction_guide): Likewise.
780 * semantics.c (finish_handler_parms, finish_non_static_data_member,
781 finish_compound_literal, omp_privatize_field,
782 handle_omp_array_sections_1, handle_omp_array_sections,
783 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
784 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
785 finish_omp_clauses, finish_decltype_type, capture_decltype,
786 finish_builtin_launder): Likewise.
787 * tree.c (lvalue_kind, cp_build_reference_type, move,
788 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
789 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
790 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
791 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
792 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
793 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
794 convert_for_initialization,
795 maybe_warn_about_returning_address_of_local, check_return_expr,
796 cp_type_quals, casts_away_constness, non_reference): Likewise.
797 * typeck2.c (cxx_readonly_error, store_init_value,
798 process_init_constructor_record, build_x_arrow, build_functional_cast,
799 add_exception_specifier): Likewise.
801 2018-05-14 Jason Merrill <jason@redhat.com>
803 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
804 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
806 2018-05-11 Jakub Jelinek <jakub@redhat.com>
808 PR c/85696
809 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
810 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
811 cxx_omp_predetermined_sharing_1. Rename old function to ...
812 (cxx_omp_predetermined_sharing_1): ... this.
813 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
814 instead of cxx_omp_predetermined_sharing.
816 2018-05-10 Jason Merrill <jason@redhat.com>
818 * decl.c (cp_finish_decl): Don't instantiate auto variable.
819 (check_static_variable_definition): Allow auto.
820 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
822 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
823 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
825 Core issue 2310 - conversion to base of incomplete type.
826 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
828 CWG 2267 - list-initialization of reference temporary
829 * call.c (reference_binding): List-initializing a reference
830 temporary is copy-list-initialization.
832 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
834 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
835 instantiation in template context.
837 * class.c (vbase_has_user_provided_move_assign): Use
838 user_provided_p.
840 * lambda.c (lambda_expr_this_capture): Improve logic.
842 * decl.c (make_typename_type): s/parameters/arguments/.
843 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
844 * pt.c (make_pack_expansion): Correct error message.
846 2018-05-10 Jakub Jelinek <jakub@redhat.com>
848 PR c++/85662
849 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
850 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
851 fold_convert.
853 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
855 PR c++/85400
856 * decl2.c (adjust_var_decl_tls_model): New static function.
857 (comdat_linkage): Call it on a variable.
858 (maybe_make_one_only): Likewise.
860 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
862 PR c++/85713
863 Revert:
864 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
866 PR c++/84588
867 * parser.c (cp_parser_parameter_declaration_list): When the
868 entire parameter-declaration-list is erroneous maybe call
869 abort_fully_implicit_template.
871 2018-05-08 Jason Merrill <jason@redhat.com>
873 PR c++/85706 - class deduction under decltype
874 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
875 *walk_subtrees whether or not we walked into the operand.
876 (type_uses_auto): Only look at deduced contexts.
878 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
880 PR c++/84588
881 * parser.c (cp_parser_parameter_declaration_list): When the
882 entire parameter-declaration-list is erroneous maybe call
883 abort_fully_implicit_template.
885 2018-05-08 Marek Polacek <polacek@redhat.com>
887 PR c++/85695
888 * semantics.c (finish_if_stmt_cond): See through typedefs.
890 2018-05-07 Jason Merrill <jason@redhat.com>
892 PR c++/85646 - lambda visibility.
893 * decl2.c (determine_visibility): Don't mess with template arguments
894 from the containing scope.
895 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
896 thunk.
898 2018-05-07 Nathan Sidwell <nathan@acm.org>
900 Remove fno-for-scope
901 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
902 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
903 (SET_DECL_SHADOWED_FOR_VAR): Delete.
904 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
905 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
906 Don't declare.
907 * name-lookup.h (struct cp_binding_level): Remove
908 dead_vars_from_for field.
909 * cp-lang.c (cp_init_ts): Delete.
910 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
911 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
912 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
913 (init_shadowed_var_for_decl): Delete.
914 * decl.c (poplevel): Remove shadowed for var handling.
915 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
916 * name-lookup.c (find_local_binding): Remove shadowed for var
917 handling.
918 (check_local_shadow): Likewise.
919 (check_for_out_of_scope_variable): Delete.
920 * parser.c (cp_parser_primary_expression): Remove shadowed for var
921 handling.
922 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
923 * semantics.c (begin_for_scope): Always have a scope.
924 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
925 (begin_range_for_stmt, finish_id_expression): Likewise.
927 2018-05-07 Jason Merrill <jason@redhat.com>
929 PR c++/85618 - ICE with initialized VLA.
930 * tree.c (vla_type_p): New.
931 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
932 rather than array_of_runtime_bound_p.
934 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
936 * cvt.c (ocp_convert): Early handle the special case of a
937 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
939 2018-05-03 Jason Merrill <jason@redhat.com>
941 PR c++/85600 - virtual delete failure.
942 * init.c (build_delete): Always save_expr when deleting.
944 2018-05-03 Nathan Sidwell <nathan@acm.org>
946 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
947 * name-lookup.c (do_pushdecl): Likewise.
949 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
950 Jason Merrill <jason@redhat.com>
952 PR c++/68374
953 * name-lookup.c (check_local_shadow): Don't handle static old
954 declarations in the block handling locals shadowing locals.
956 2018-05-01 Jason Merrill <jason@redhat.com>
958 PR c++/85587 - error with scoped enum in template.
959 * semantics.c (finish_qualified_id_expr): Don't return an
960 unqualified IDENTIFIER_NODE.
962 2018-04-30 Jason Merrill <jason@redhat.com>
964 PR c++/85580 - extern "C" and local variables
965 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
967 PR c++/84701 - unsigned typeof.
968 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
969 of long/short/signed/unsigned.
971 PR c++/85305 - pack in lambda init-capture.
972 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
973 check_for_bare_parameter_packs in a subexpression.
974 (cp_parser_lambda_introducer): Use it.
976 PR c++/61982 - dead stores to destroyed objects.
977 * call.c (build_trivial_dtor_call): New, assigns a clobber.
978 (build_over_call, build_special_member_call): Use it.
979 * cp-tree.h: Declare it.
980 * init.c (build_delete): Remove trivial path.
982 * init.c (build_dtor_call): Use build_special_member_call.
983 (build_delete): Remove redundant uses of save_addr.
985 * decl.c (build_clobber_this): Use build_clobber.
987 2018-04-27 Jakub Jelinek <jakub@redhat.com>
989 PR c++/85553
990 * init.c (build_zero_init_1): For zero initialization of
991 NULLPTR_TYPE_P type use build_int_cst directly.
993 2018-04-27 David Malcolm <dmalcolm@redhat.com>
995 PR c++/85515
996 * name-lookup.c (consider_binding_level): Skip compiler-generated
997 variables.
998 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
999 nested if statements into a series of rejection tests. Reject
1000 lambda-ignored entities as suggestions.
1002 2018-04-27 Jason Merrill <jason@redhat.com>
1004 * cvt.c (cp_fold_convert): Use convert_ptrmem.
1005 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
1007 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
1009 PR c++/84691
1010 * decl.c (grokdeclarator): Clear friendp upon definition in local
1011 class definition error.
1013 2018-04-27 Jason Merrill <jason@redhat.com>
1015 PR c++/85545 - ICE with noexcept PMF conversion.
1016 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
1017 build_ptrmemfunc.
1018 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
1019 adjustment.
1020 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
1022 2018-04-27 Nathan Sidwell <nathan@acm.org>
1024 * typeck.c (convert_ptrmem): Move local var decls to initialization.
1026 * cp-tree.h (TEMPLATE_INFO): Fix comments.
1027 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
1028 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
1029 (dump, print_other_binding_stacks): Remove declarations.
1030 * name-lookup.c (print_other_binding_stack): Make static.
1031 * pt.c (build_template_decl): Make static.
1033 2018-04-26 Jason Merrill <jason@redhat.com>
1035 PR c++/85545 - ICE with noexcept PMF conversion.
1036 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
1038 2018-04-25 Nathan Sidwell <nathan@acm.org>
1040 PR c++/85437
1041 PR c++/49171
1042 * cp-tree.h (REINTERPRET_CAST_P): New.
1043 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
1044 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
1045 for non-trivial PTRMEM_CST cases.
1046 * typeck.c (build_nop_reinterpret): New.
1047 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
1048 NOP_EXPRs returned by cp_convert.
1050 2018-04-23 Jason Merrill <jason@redhat.com>
1052 PR c++/69560 - wrong alignof(double) on x86.
1053 CWG 1879 - Inadequate definition of alignment requirement.
1054 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
1055 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
1056 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
1057 (cxx_alignof_expr): Pass it.
1058 * parser.c (cp_parser_unary_expression): Pass it.
1059 * pt.c (tsubst_copy): Copy it.
1060 (tsubst_copy_and_build): Pass it.
1061 * decl.c (fold_sizeof_expr): Pass it.
1063 2018-04-23 Jakub Jelinek <jakub@redhat.com>
1064 Jason Merrill <jason@redhat.com>
1066 PR c++/85470 - wrong error with static data member.
1067 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
1068 * typeck2.c (store_init_value): Likewise.
1070 2018-04-20 Jakub Jelinek <jakub@redhat.com>
1072 PR c++/85462
1073 * cp-tree.h (tinst_level): Remove in_system_header_p member,
1074 change refcount member from unsigned char to unsigned short,
1075 add refcount_infinity static data member, adjust comments.
1076 * pt.c (tinst_level::refcount_infinity): Define.
1077 (inc_refcount_use): Remove assert, don't increment if refcount
1078 is already refcount_infinity, adjust comment.
1079 (dec_refcount_use): Remove assert, don't decrement if refcount
1080 is refcount_infinity, adjust comment.
1081 (push_tinst_level_loc): Formatting fix.
1083 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
1085 PR c++/84611
1086 * pt.c (lookup_template_class_1): Check pushtag return value for
1087 error_mark_node.
1089 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
1091 PR c++/80290
1092 * cp-tree.h (tinst_level::free): Fix whitespace.
1094 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
1096 PR c++/84630
1097 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
1098 for error_mark_node.
1100 2018-04-18 Jakub Jelinek <jakub@redhat.com>
1102 PR c++/84463
1103 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
1104 tricks from here to ...
1105 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
1106 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
1108 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
1110 PR c++/80290
1111 * cp-tree.h (struct tinst_level): Split decl into tldcl and
1112 targs. Add private split_list_p, tree_list_p, and not_list_p
1113 inline const predicates; to_list private member function
1114 declaration; free public member function declaration; list_p,
1115 get_node and maybe_get_node accessors, and refcount data
1116 member. Narrow errors to unsigned short.
1117 * error.c (print_instantiation_full_context): Use new
1118 accessors.
1119 (print_instantiation_partial_context_line): Likewise. Drop
1120 const from tinst_level-typed parameter.
1121 * mangle.c (mangle_decl_string): Likewise.
1122 * pt.c (freelist): New template class.
1123 (tree_list_freelist_head): New var.
1124 (tree_list_freelist): New fn, along with specializations.
1125 (tinst_level_freelist_head): New var.
1126 (pending_template_freelist_head): Likewise.
1127 (tinst_level_freelist, pending_template_freelist): New fns.
1128 (tinst_level::to_list, tinst_level::free): Define.
1129 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
1130 (set_refcount_ptr): New template fn.
1131 (add_pending_template): Adjust for refcounting, freelists and
1132 new accessors.
1133 (neglectable_inst_p): Take a NULL d as a non-DECL.
1134 (limit_bad_template_recursion): Use new accessors.
1135 (push_tinst_level): New overload to create the list.
1136 (push_tinst_level_loc): Make it static, split decl into two
1137 args, adjust tests and initialization to cope with split
1138 lists, use freelist, adjust for refcounting.
1139 (push_tinst_level_loc): New wrapper with the old interface.
1140 (pop_tinst_level): Adjust for refcounting.
1141 (record_last_problematic_instantiation): Likewise.
1142 (reopen_tinst_level): Likewise. Use new accessors.
1143 (instantiate_alias_template): Adjust for split list.
1144 (fn_type_unification): Likewise.
1145 (get_partial_spec_bindings): Likewise.
1146 (instantiate_pending_templates): Use new accessors. Adjust
1147 for refcount. Release pending_template to freelist.
1148 (instantiating_current_function_p): Use new accessors.
1150 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
1152 PR c++/85039
1153 * parser.c (cp_parser_builtin_offset): Reject type definitions.
1154 * mangle.c (nested_anon_class_index): Avoid crash returning -1
1155 if we've seen errors.
1157 2018-04-12 David Malcolm <dmalcolm@redhat.com>
1159 PR c++/85385
1160 * name-lookup.c (macro_use_before_def::maybe_make): New function,
1161 checking that the use is indeed before the definition.
1162 (macro_use_before_def::macro_use_before_def): Make private.
1163 (macro_use_before_def::~macro_use_before_def): Make private. Move
1164 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
1165 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
1166 than using new directly.
1168 2018-04-12 Jason Merrill <jason@redhat.com>
1170 PR c++/85356 - ICE with pointer to member function.
1171 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
1172 flag_noexcept_type. Build the new spec within the function context.
1173 * except.c (build_noexcept_spec): Do get constant value in templates
1174 if flag_noexcept_type.
1175 * decl.c (check_redeclaration_exception_specification): Don't
1176 instantiate noexcept on a dependent declaration.
1178 2018-04-12 Marek Polacek <polacek@redhat.com>
1180 PR c++/85258
1181 * constexpr.c (reduced_constant_expression_p): Return false for null
1182 trees.
1184 2018-04-11 Marek Polacek <polacek@redhat.com>
1186 PR c++/85032
1187 * constexpr.c (potential_constant_expression_1): Consider conversions
1188 from classes to literal types potentially constant.
1190 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
1192 PR c++/70808
1193 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
1194 the type like TYPE_PTR_OR_PTRMEM_P.
1196 2018-04-10 Jason Merrill <jason@redhat.com>
1198 PR debug/65821 - wrong location for main().
1199 * call.c (clear_location_r, convert_default_arg): Revert.
1200 * tree.c (break_out_target_exprs): Add clear_location parm.
1201 (struct bot_data): New.
1202 (bot_manip): Clear location if requested.
1203 * init.c (get_nsdmi): Pass clear_location.
1205 2018-04-10 David Malcolm <dmalcolm@redhat.com>
1207 PR c++/85110
1208 * call.c (get_fndecl_argument_location): Make non-static.
1209 * cp-tree.h (get_fndecl_argument_location): New decl.
1210 * typeck.c (convert_for_assignment): When complaining due to
1211 conversions for an argument, show the location of the parameter
1212 within the decl.
1214 2018-04-10 Jakub Jelinek <jakub@redhat.com>
1216 PR c++/85312 - P0962 cleanup
1217 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
1218 diagnostics.
1220 2018-04-10 Jason Merrill <jason@redhat.com>
1222 PR debug/65821 - wrong location for main().
1223 * call.c (clear_location_r): New.
1224 (convert_default_arg): Use it.
1225 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
1227 PR c++/85285 - ICE with flexible array after substitution.
1228 * pt.c (instantiate_class_template_1): Check for flexible array in
1229 union.
1231 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
1233 PR c++/85227
1234 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
1235 issue a pedwarn and defer trying to do bindings.
1237 2018-04-09 Jason Merrill <jason@redhat.com>
1239 PR c++/85279 - dump_expr doesn't understand decltype.
1240 * error.c (dump_expr): Handle DECLTYPE_TYPE.
1242 PR c++/85262 - ICE with redundant qualification on constructor.
1243 * call.c (build_new_method_call_1): Move make_args_non_dependent
1244 after A::A() handling.
1246 PR c++/85277 - ICE with invalid offsetof.
1247 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
1248 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
1250 PR c++/85264 - ICE with excess template-parameter-list.
1251 * parser.c (cp_parser_check_template_parameters): Add template_id_p
1252 parameter. Don't allow an extra template header if true.
1253 (cp_parser_class_head): Pass template_id_p.
1254 (cp_parser_elaborated_type_specifier): Likewise.
1255 (cp_parser_alias_declaration): Likewise.
1256 (cp_parser_check_declarator_template_parameters): Likewise.
1258 2018-04-09 Jakub Jelinek <jakub@redhat.com>
1260 PR c++/85194
1261 * parser.c (cp_parser_simple_declaration): For structured bindings,
1262 if *maybe_range_for_decl is NULL after parsing it, set it to
1263 error_mark_node.
1265 2018-04-09 Jason Merrill <jason@redhat.com>
1267 PR c++/85256 - ICE capturing pointer to VLA.
1268 * lambda.c (add_capture): Distinguish between variable-size and
1269 variably-modified types.
1271 2018-04-06 Jason Merrill <jason@redhat.com>
1273 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
1274 * pt.c (extract_locals_r): Remember local typedefs.
1276 2018-04-06 David Malcolm <dmalcolm@redhat.com>
1278 PR c++/84269
1279 * name-lookup.c (struct std_name_hint): Move out of
1280 get_std_name_hint; add field "min_dialect".
1281 (get_std_name_hint): Add min_dialect values to all initializers.
1282 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
1283 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
1284 <shared_mutex>, <string_view>, <thread>, and <variant>.
1285 Add fstream, ifstream, and ofstream to <fstream>.
1286 Add istringstream, ostringstream, and stringstream to <sstream>.
1287 Add basic_string to <string>.
1288 Add tuple_element and tuple_size to <tuple>.
1289 Add declval to <utility>.
1290 Fix ordering of <queue> and <tuple>.
1291 Return a std_name_hint, rather than a const char *.
1292 (get_cxx_dialect_name): New function.
1293 (maybe_suggest_missing_std_header): Detect names that aren't yet
1294 available in the current dialect, and instead of suggesting a
1295 missing #include, warn about the dialect.
1297 2018-04-06 Jakub Jelinek <jakub@redhat.com>
1299 PR c++/85210
1300 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
1301 errorcount is set if tsubst doesn't return a VAR_DECL.
1303 2018-04-06 David Malcolm <dmalcolm@redhat.com>
1305 PR c++/85021
1306 * name-lookup.c (using_directives_contain_std_p): New function.
1307 (has_using_namespace_std_directive_p): New function.
1308 (suggest_alternatives_for): Simplify if/else logic using early
1309 returns. If no candidates were found, and there's a
1310 "using namespace std;" directive, call
1311 maybe_suggest_missing_std_header.
1312 (maybe_suggest_missing_header): Split later part of the function
1313 into..
1314 (maybe_suggest_missing_std_header): New.
1316 2018-04-06 Jason Merrill <jason@redhat.com>
1318 PR c++/85242 - ICE with class definition in template parm.
1319 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
1320 processing_template_parmlist.
1322 PR c++/85240 - LTO ICE with using of undeduced auto fn.
1323 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
1325 2018-04-05 Jakub Jelinek <jakub@redhat.com>
1327 PR c++/85209
1328 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
1329 is not prev, if prev == decl.
1331 PR c++/85208
1332 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
1333 maybe_apply_pragma_weak here...
1334 (cp_maybe_mangle_decomp): ... but call it here instead.
1336 2018-04-05 Jason Merrill <jason@redhat.com>
1338 PR c++/85136 - ICE with designated init in template.
1339 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
1340 designated initializer.
1341 (check_array_designated_initializer): Update ce->index with the
1342 constant value.
1344 PR c++/83808 - ICE with VLA initialization.
1345 * typeck2.c (process_init_constructor_array): Don't require a VLA
1346 initializer to have VLA type.
1348 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
1350 PR c++/80956
1351 * call.c (convert_like_real): Fail gracefully for a broken
1352 std::initializer_list, missing a definition.
1354 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
1356 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
1358 PR c++/84792
1359 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
1360 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
1362 2018-04-05 Jason Merrill <jason@redhat.com>
1364 PR c++/82152 - ICE with class deduction and inherited ctor.
1365 * pt.c (do_class_deduction): Ignore inherited ctors.
1367 PR c++/84665 - ICE with array of empty class.
1368 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
1370 PR c++/85228 - ICE with lambda in enumerator in template.
1371 * pt.c (bt_instantiate_type_proc): Don't assume
1372 CLASSTYPE_TEMPLATE_INFO is non-null.
1374 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
1376 Implement P0969
1377 * decl.c (find_decomp_class_base): Check accessibility instead
1378 of declared access, adjust diagnostic.
1380 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
1382 Implement P0961
1383 * decl.c (get_tuple_decomp_init): Check the templatedness
1384 of a member get.
1386 2018-04-05 Jason Merrill <jason@redhat.com>
1388 PR c++/85200 - ICE with constexpr if in generic lambda.
1389 * pt.c (extract_locals_r): Don't record the local specs of variables
1390 declared within the pattern.
1392 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
1394 PR c++/84979
1395 * pt.c (check_auto_in_tmpl_args): New.
1396 (tsubst_qualified_id): Use it to reject template args
1397 referencing auto for non-type templates.
1398 * parser.c (cp_parser_template_id): Likewise.
1399 * cp-tree.h (check_auto_in_tmpl_args): Declare.
1400 * typeck2.c (build_functional_cast): Report correct location
1401 for invalid use of auto.
1403 2018-04-04 Jason Merrill <jason@redhat.com>
1405 PR c++/85215 - ICE with copy-init from conversion.
1406 * call.c (merge_conversion_sequences): Fix type of direct binding
1407 sequence.
1409 PR c++/84938 - ICE with division by ~-1.
1410 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
1412 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
1413 * parser.c (cp_parser_mem_initializer_list): Call
1414 check_for_bare_parameter_packs.
1416 2018-04-04 Jakub Jelinek <jakub@redhat.com>
1418 PR inline-asm/85172
1419 * constexpr.c (cxx_eval_builtin_function_call): For calls to
1420 builtin_valid_in_constant_expr_p functions, don't call
1421 cxx_eval_constant_expression if argument is not
1422 potential_constant_expression.
1424 PR c++/85146
1425 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
1426 argument.
1427 * semantics.c (calculate_bases): Add complain argument. Use
1428 complete_type_or_maybe_complain instead of just complete_type and
1429 return an empty vector if it fails. Move make_tree_vector () call
1430 after early return. Formatting fixes.
1431 (calculate_direct_bases): Likewise. Call release_tree_vector at the
1432 end.
1433 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
1434 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
1435 calculate_direct_bases callers, formatting fixes.
1437 2018-04-04 Jason Merrill <jason@redhat.com>
1439 PR c++/85006 - -fconcepts ICE with A<auto...> return type
1440 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
1442 PR c++/85200 - ICE with constexpr if in generic lambda.
1443 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
1445 PR c++/84221 - bogus -Wunused with attribute and template.
1446 * decl2.c (is_late_template_attribute): Handle unused and used
1447 normally on non-TYPE_DECL.
1449 PR c++/85135 - ICE with omitted template arguments.
1450 * decl.c (grokdeclarator): Catch deduced class type in trailing
1451 return type.
1453 PR c++/85133 - ICE with missing concept initializer.
1454 * decl.c (cp_finish_decl): If a concept initializer is missing, use
1455 true.
1457 PR c++/85118 - wrong error with generic lambda and std::bind.
1458 * call.c (add_template_conv_candidate): Disable if there are any
1459 call operators.
1461 PR c++/85141 - ICE with compound assignment and static member fn.
1462 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
1463 compound assignment.
1465 PR c++/85148 - ICE with 'this' in array NSDMI.
1466 * tree.c (replace_placeholders_r): Use handled_component_p.
1468 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
1470 PR c++/65923
1471 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
1472 * parser.c (cp_parser_unqualified_id): ..not here.
1474 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
1476 PR c++/84943
1477 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
1478 used.
1479 * decl2.c (mark_used): Return without effects if tf_conv.
1481 2018-04-03 Jason Merrill <jason@redhat.com>
1483 PR c++/85092 - C++17 ICE with unused list constructor.
1484 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
1485 from a TARGET_EXPR.
1487 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
1488 * constexpr.c (cxx_eval_builtin_function_call): Only defer
1489 __builtin_constant_p if ctx->quiet.
1491 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
1493 PR c++/84768
1494 * pt.c (rewrite_template_parm): If the first argument is
1495 error_mark_node return it immediately.
1496 (build_deduction_guide): Check the return value of the
1497 latter for error_mark_node.
1498 (do_class_deduction): Check the return value of the latter.
1500 2018-04-03 Jason Merrill <jason@redhat.com>
1502 * semantics.c (finish_if_stmt_cond): Use
1503 instantiation_dependent_expression_p.
1505 PR c++/85149 - generic lambda and constexpr if.
1506 * pt.c (build_extra_args, add_extra_args): Split from
1507 tsubst_pack_expansion.
1508 (tsubst_expr) [IF_STMT]: Use them.
1509 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
1511 * typeck.c (merge_types): Limit matching attribute shortcut to
1512 the default case.
1514 2018-04-03 Jakub Jelinek <jakub@redhat.com>
1516 PR c++/85147
1517 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
1519 PR c++/85140
1520 * name-lookup.c (handle_namespace_attrs): Return early if attributes
1521 is error_mark_node.
1523 PR c++/85134
1524 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
1525 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
1526 instead for static data members clear init and set DECL_EXTERNAL.
1528 2018-04-02 Jason Merrill <jason@redhat.com>
1530 PR c++/64095 - auto... parameter pack.
1531 * parser.c (cp_parser_parameter_declaration): Handle turning autos
1532 into packs here.
1533 (cp_parser_parameter_declaration_list): Not here.
1535 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
1537 PR c++/85027
1538 * class.c (instantiate_type): Peel off SAVE_EXPR before
1539 BASELINK.
1541 2018-03-30 Jason Merrill <jason@redhat.com>
1543 * typeck2.c (process_init_constructor_record): Use
1544 init_list_type_node for the CONSTRUCTOR around an anonymous union
1545 designated initializer.
1547 2018-03-30 Jakub Jelinek <jakub@redhat.com>
1549 PR c++/84791
1550 * semantics.c (finish_omp_reduction_clause): If
1551 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
1552 even if processing_template_decl.
1554 2018-03-29 David Malcolm <dmalcolm@redhat.com>
1556 PR c++/84269
1557 * name-lookup.c (get_std_name_hint): Add names from <memory>,
1558 <tuple>, and <utility>.
1560 2018-03-29 Jason Merrill <jason@redhat.com>
1562 PR c++/85093 - too many template args with pack expansion.
1563 * pt.c (coerce_template_parms): Keep pack expansion args that will
1564 need to be empty.
1566 2018-03-29 Jason Merrill <jason@redhat.com>
1568 * pt.c (build_non_dependent_expr): Propagate expr location.
1570 2018-03-27 Jason Merrill <jason@redhat.com>
1572 PR c++/85060 - wrong-code with call to base member in template.
1573 * search.c (any_dependent_bases_p): Check uses_template_parms
1574 rather than processing_template_decl.
1576 2018-03-29 David Malcolm <dmalcolm@redhat.com>
1578 PR c++/85110
1579 * typeck.c (convert_for_assignment): When complaining due to
1580 conversions for an argument, attempt to use the location of the
1581 argument.
1583 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
1585 PR c++/85028
1586 * pt.c (tsubst_default_argument): Early return if the type of the
1587 parameter is erroneous.
1589 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
1591 PR c++/84973
1592 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
1593 templates.
1595 PR c++/84968
1596 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
1598 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
1600 PR c++/85067
1601 * method.c (defaulted_late_check): Partially revert r253321 changes,
1602 do not early return upon error.
1604 2018-03-27 Jakub Jelinek <jakub@redhat.com>
1606 PR c++/85077
1607 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
1608 type call fold to generate VECTOR_CSTs when possible.
1610 PR c++/85076
1611 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
1612 return it right away.
1614 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
1616 * search.c (check_final_overrider): Use inform instead of error
1617 for the diagnostics of the overridden functions. Tweak wording.
1619 2018-03-27 Jakub Jelinek <jakub@redhat.com>
1621 PR c++/85068
1622 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
1623 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
1625 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
1626 Jason Merrill <jason@redhat.com>
1628 PR c++/84632
1629 * init.c (build_aggr_init): When initializing from array,
1630 reject anything but CONSTRUCTORs and TARGET_EXPRs.
1631 (build_vec_init): Handle separately ARRAY_TYPEs.
1633 2018-03-26 Jason Merrill <jason@redhat.com>
1635 PR c++/85062 - ICE with alignas in wrong place.
1636 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
1637 here.
1639 PR c++/85049 - ICE with __integer_pack.
1640 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
1641 * cp-tree.h (TEMPLATE_PARM_P): New.
1643 2018-03-23 Jason Merrill <jason@redhat.com>
1645 PR c++/78489 - wrong SFINAE behavior.
1647 PR c++/84489
1648 * pt.c (type_unification_real): Don't defer substitution failure.
1650 2018-03-23 Jakub Jelinek <jakub@redhat.com>
1652 PR c++/85015
1653 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
1654 result.
1656 PR c++/84942
1657 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
1658 cp_build_unary_op call with gcc_unreachable ().
1660 2018-03-23 Marek Polacek <polacek@redhat.com>
1662 PR c++/85045
1663 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
1664 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
1665 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
1667 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
1669 Implement P0962
1670 * parser.c (cp_parser_perform_range_for_lookup): Change
1671 the condition for deciding whether to use members.
1673 2018-03-23 Marek Polacek <polacek@redhat.com>
1675 PR c++/85033
1676 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
1678 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
1680 PR c++/71251
1681 * parser.c (cp_parser_alias_declaration): Call
1682 parser_check_template_parameters.
1684 PR c++/84789
1685 * pt.c (resolve_typename_type): Drop assert that stopped
1686 simplification to template-independent types. Add assert to
1687 verify the initial scope is template dependent.
1688 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
1689 Reparse the id expression as a type-name, not a declarator.
1691 PR c++/84729
1692 * init.c (build_vec_init): Error at parenthesized array init.
1694 PR c++/84610
1695 PR c++/84642
1696 PR c++/84942
1697 * cp-tree.h (temp_override): New template class, generalizing
1698 a cleanup that was only used...
1699 * parser.c (cp_parser_parameter_declaration_clause):
1700 ... here for auto_is_implicit_function_template_parm_p.
1701 (cp_parser_gnu_attributes_opt): Use it here as well.
1702 (cp_parser_std_attribute): Likewise.
1704 2018-03-22 Marek Polacek <polacek@redhat.com>
1706 PR c++/84854
1707 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
1708 is boolean.
1710 2018-03-21 Jason Merrill <jason@redhat.com>
1712 PR c++/81311 - wrong C++17 overload resolution.
1713 * call.c (build_user_type_conversion_1): Remove C++17 code.
1714 (conv_binds_ref_to_prvalue): New.
1715 (build_over_call): Handle C++17 copy elision.
1716 (build_special_member_call): Only do C++17 copy elision here if the
1717 argument is already the right type.
1719 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
1721 PR c++/71965
1722 * init.c (build_vec_init): Silence error, former sorry,
1723 without tf_error.
1725 PR c++/84610
1726 PR c++/84642
1727 * parser.c (abort_fully_implicit_template_p): New.
1728 (cp_parser_skip_to_end_of_statement): Use it.
1729 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
1730 (finish_fully_implicit_template_p): Clear
1731 implicit_template_parms and implicit_template_scope.
1733 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1735 PR c++/84972
1736 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
1737 error_mark_node when check_array_designated_initializer fails.
1739 2018-03-21 Jakub Jelinek <jakub@redhat.com>
1741 PR c++/84961
1742 * cp-tree.h (genericize_compound_lvalue): Declare.
1743 * typeck.c (genericize_compound_lvalue): New function.
1744 (unary_complex_lvalue, cp_build_modify_expr): Use it.
1745 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
1746 and PREDECREMENT_EXPR in output and "m" constrained input operands with
1747 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
1748 COMPOUND_EXPR operand.
1750 2018-03-21 Nathan Sidwell <nathan@acm.org>
1752 PR c++/85008
1753 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
1754 * decl2.c (vague_linkage_p): Likewise.
1756 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1758 PR c++/84994
1759 * constexpr.c (constexpr_fn_retval): Make non-"static".
1760 * cp-tree.h (constexpr_fn_retval): New decl.
1761 * search.c (direct_accessor_p): Update leading comment.
1762 (reference_accessor_p): Likewise.
1763 (field_accessor_p): Replace check that function body is a
1764 RETURN_EXPR with a call to constexpr_fn_retval. Fix
1765 indentation of "field_type" decl.
1767 2018-03-21 Nathan Sidwell <nathan@acm.org>
1769 PR c++/84804
1770 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
1771 complete classes.
1773 2018-03-21 Martin Sebor <msebor@redhat.com>
1775 PR c++/84850
1776 * call.c (first_non_public_field): New template and function.
1777 (first_non_trivial_field): New function.
1778 (maybe_warn_class_memaccess): Call them.
1780 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1782 PR c++/84892
1783 * search.c (field_accessor_p): Use class_of_this_parm rather than
1784 type_of_this_parm, to check that "this" is a "const T *", rather
1785 than a "T *const".
1787 2018-03-21 Nathan Sidwell <nathan@acm.org>
1789 * class.c (finish_struct_anon_r): Refactor, deprecate anything
1790 other than public non-static data members.
1791 * parser.c (cp_parser_init_declarator): Deprecate attributes after
1792 parenthesized initializer.
1794 PR c++/84836
1795 * name-lookup.c (update_binding): Correct logic for local binding
1796 update.
1798 2018-03-21 Marek Polacek <polacek@redhat.com>
1800 PR c++/71638, ICE with NSDMI and reference.
1801 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1802 even when we replace an element.
1804 2018-03-20 Marek Polacek <polacek@redhat.com>
1806 PR c++/84978, ICE with NRVO.
1807 * constexpr.c (cxx_eval_constant_expression): Handle the case when
1808 a RESULT_DECL isn't in the hash map.
1810 2018-03-20 Jason Merrill <jason@redhat.com>
1812 PR c++/84978, ICE with NRVO.
1813 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
1814 (cp_get_callee_fndecl_nofold): New.
1815 * cp-gimplify.c (cp_genericize_r): Use it instead.
1816 * call.c (check_self_delegation): Likewise.
1818 2018-03-20 Nathan Sidwell <nathan@acm.org>
1820 PR c++/84962
1821 * name-lookup.c (pushdecl_class_level): Push anon-struct's
1822 member_vec, if there is one.
1824 PR c++/84970
1825 * cp-tree.h (lookup_list_keep): Declare.
1826 * tree.c (lookup_list_keep): New, broken out of ...
1827 (build_min): ... here. Call it.
1828 * decl.c (cp_finish_decl): Call lookup_list_keep.
1830 2018-03-19 Jason Merrill <jason@redhat.com>
1832 PR c++/84937 - ICE with class deduction and auto.
1833 * pt.c (rewrite_template_parm): Fix auto handling.
1835 2018-03-19 Marek Polacek <polacek@redhat.com>
1837 PR c++/84925
1838 * pt.c (enclosing_instantiation_of): Check if fn is null.
1840 PR c++/84927
1841 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1842 as we evaluate the elements.
1843 (cxx_eval_constant_expression): Verify constructor's flags
1844 unconditionally.
1846 2018-03-19 Jason Merrill <jason@redhat.com>
1848 PR c++/71834 - template-id with too few arguments.
1849 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
1851 2018-03-19 Nathan Sidwell <nathan@acm.org>
1853 PR c++/84835
1854 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
1855 * pt.c (build_template_decl): Propagate language linkage.
1857 PR c++/84812
1858 * name-lookup.c (set_local_extern_decl_linkage): Defend against
1859 ambiguous lookups.
1861 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1863 PR c/84910
1864 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
1865 diagnostics.
1866 * method.c (synthesize_method): Likewise.
1867 * pt.c (convert_nontype_argument): Likewise.
1869 2018-03-16 Jason Merrill <jason@redhat.com>
1871 PR c++/84720 - ICE with rvalue ref non-type argument.
1872 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
1873 (convert_nontype_argument): Revert earlier change.
1875 PR c++/80227 - SFINAE and negative array size.
1876 * decl.c (compute_array_index_type): Use
1877 build_converted_constant_expr and valid_constant_size_p.
1879 PR c++/84906 - silent wrong code with ambiguous conversion.
1880 * call.c (build_user_type_conversion_1): Set need_temporary_p on
1881 ambiguous conversion.
1882 (convert_like_real): Check it.
1884 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
1885 * call.c (build_special_member_call): Don't convert an init-list
1886 argument directly to the class type.
1888 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1890 PR c++/79937
1891 PR c++/82410
1892 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
1893 (find_placeholder): Declare.
1894 * tree.c (struct replace_placeholders_t): Add exp member.
1895 (replace_placeholders_r): Don't walk into ctors with
1896 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
1897 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
1898 (replace_placeholders): Initialize data.exp.
1899 (find_placeholders_r, find_placeholders): New functions.
1900 * typeck2.c (process_init_constructor_record,
1901 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
1902 if adding NSDMI on which find_placeholder returns true.
1903 * call.c (build_over_call): Don't call replace_placeholders here.
1904 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
1905 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
1906 TARGET_EXPR_INITIAL.
1907 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
1908 ctor.
1910 2018-03-16 Jason Merrill <jason@redhat.com>
1912 PR c++/83911 - ICE with multiversioned constructor.
1913 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
1914 dispatchere here.
1915 * call.c (build_over_call): Not here.
1917 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1919 PR c++/84874
1920 * decl.c (reshape_init_class): Don't assert d->cur->index == field
1921 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
1923 2018-03-15 Jakub Jelinek <jakub@redhat.com>
1925 PR c++/84222
1926 * cp-tree.h (cp_warn_deprecated_use): Declare.
1927 * tree.c (cp_warn_deprecated_use): New function.
1928 * typeck2.c (build_functional_cast): Use it.
1929 * decl.c (grokparms): Likewise.
1930 (grokdeclarator): Likewise. Temporarily push nested class scope
1931 around grokparms call for out of class member definitions.
1933 2018-03-14 Jason Merrill <jason@redhat.com>
1935 PR c++/84820 - no error for invalid qualified-id.
1936 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
1937 cp_error_declarator.
1939 PR c++/84801 - ICE with unexpanded pack in lambda.
1940 * pt.c (check_for_bare_parameter_packs): Don't return early for a
1941 lambda in non-template context.
1943 PR c++/81236 - auto variable and auto function
1944 * pt.c (tsubst_baselink): Update the type of the BASELINK after
1945 mark_used.
1947 2018-03-14 Jason Merrill <jason@redhat.com>
1949 PR c++/83916 - ICE with template template parameters.
1950 * pt.c (convert_template_argument): Don't substitute into type of
1951 non-type parameter if we don't have enough arg levels.
1952 (unify): Likewise.
1954 2018-03-14 Marek Polacek <polacek@redhat.com>
1956 PR c++/84596
1957 * semantics.c (finish_static_assert): Check
1958 instantiation_dependent_expression_p instead of
1959 {type,value}_dependent_expression_p.
1961 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
1962 Jason Merrill <jason@redhat.com>
1964 PR c++/82336 - link error with list-init default argument.
1965 * decl.c (check_default_argument): Unshare an initializer list.
1967 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1969 PR c++/84843
1970 * decl.c (duplicate_decls): For redefinition of built-in, use error
1971 and return error_mark_node. For redeclaration, return error_mark_node
1972 rather than olddecl if !flag_permissive.
1974 2018-03-13 Jason Merrill <jason@redhat.com>
1976 PR c++/82565 - ICE with concepts and generic lambda.
1977 * pt.c (instantiate_decl): Clear fn_context for lambdas.
1979 2018-03-13 Jason Merrill <jason@redhat.com>
1981 PR c++/84720 - ICE with rvalue ref non-type argument.
1982 * pt.c (convert_nontype_argument): Handle rvalue references.
1984 PR c++/84839 - ICE with decltype of parameter pack.
1985 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
1986 instantiating dummy parms.
1988 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
1989 parameter even without -Wpedantic.
1991 PR c++/84798 - ICE with auto in abstract function declarator.
1992 * parser.c (cp_parser_parameter_declaration_clause): Check
1993 parser->default_arg_ok_p.
1995 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1997 PR c++/84808
1998 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
1999 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
2000 sizetype. Formatting fixes.
2002 2018-03-12 Jason Merrill <jason@redhat.com>
2004 PR c++/84355 - ICE with deduction for member class template.
2005 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
2006 CLASS_PLACEHOLDER_TEMPLATE.
2008 PR c++/84802 - ICE capturing uninstantiated class.
2009 * lambda.c (build_capture_proxy): Call complete_type.
2011 2018-03-09 Jason Merrill <jason@redhat.com>
2013 PR c++/84770 - ICE with typedef and parameter pack.
2014 * pt.c (verify_unstripped_args_1): Split out from
2015 verify_unstripped_args.
2017 PR c++/84785 - ICE with alias template and default targs.
2018 * pt.c (type_unification_real): Set processing_template_decl if
2019 saw_undeduced == 1.
2021 PR c++/84752 - ICE with capture of constexpr array.
2022 * call.c (standard_conversion): Set rvaluedness_matches_p on the
2023 identity conversion under ck_lvalue.
2025 2018-03-09 Jason Merrill <jason@redhat.com>
2026 Paolo Carlini <paolo.carlini@oracle.com>
2028 PR c++/71169
2029 PR c++/71832
2030 * pt.c (any_erroneous_template_args_p): New.
2031 * cp-tree.h (any_erroneous_template_args_p): Declare it.
2032 * parser.c (cp_parser_class_specifier_1): Use it.
2034 2018-03-09 Jason Merrill <jason@redhat.com>
2036 PR c++/84726 - unnecessary capture of constant vars.
2037 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
2038 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
2039 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
2040 * lambda.c (is_constant_capture_proxy)
2041 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
2042 (prune_lambda_captures): New.
2043 (finish_lambda_function): Call prune_lambda_captures.
2045 2018-03-09 Jason Merrill <jason@redhat.com>
2046 Jakub Jelinek <jakub@redhat.com>
2048 PR c++/84076
2049 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
2050 build ADDR_EXPR with REFERENCE_TYPE.
2051 (build_over_call): For purposes of check_function_arguments, if
2052 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
2053 its operand rather than the argument itself.
2055 2018-03-09 Jakub Jelinek <jakub@redhat.com>
2057 PR c++/84724
2058 * decl.c (duplicate_decls): Don't override __* prefixed builtins
2059 except for __[^b]*_chk, instead issue permerror and for -fpermissive
2060 also a note and return olddecl.
2062 2018-03-09 Nathan Sidwell <nathan@acm.org>
2064 PR c++/84733
2065 * name-lookup.c (do_pushdecl_with_scope): Only clear
2066 current_function_decl when pushing a non-class (i.e. namespace)
2067 scope.
2069 2018-03-08 Jason Merrill <jason@redhat.com>
2070 Jakub Jelinek <jakub@redhat.com>
2072 PR c++/80598
2073 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
2074 not calling mark_used for the benefit of -Wunused-function warning.
2076 2018-03-06 Jason Merrill <jason@redhat.com>
2078 * lambda.c (is_capture_proxy_with_ref): Remove.
2079 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
2081 2018-03-06 Marek Polacek <polacek@redhat.com>
2083 PR c++/84684
2084 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
2085 arguments.
2087 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
2089 PR c++/84231
2090 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
2091 only while processing template decls.
2092 * typeck.c (build_x_conditional_expr): Move wrapping of
2093 reference type around type...
2094 * call.c (build_conditional_expr_1): ... here. Rename
2095 is_lvalue to is_glvalue.
2096 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
2097 INDIRECT_REF of COND_EXPR too.
2099 PR c++/84593
2100 * init.c (build_zero_init_1): Zero-initialize references.
2102 PR c++/84492
2103 * semantics.c (finish_stmt_expr_expr): Reject unresolved
2104 overloads used as stmt expr values.
2106 2018-03-05 Jason Merrill <jason@redhat.com>
2108 PR c++/84708 - ICE with lambda in local class NSDMI.
2109 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
2110 context.
2112 2018-03-05 Jakub Jelinek <jakub@redhat.com>
2114 PR c++/84684
2115 * constexpr.c (constexpr_call_hasher::equal): Return false if
2116 lhs->hash != rhs->hash. Change return 1 to return true and
2117 return 0 to return false.
2119 2018-03-05 Nathan Sidwell <nathan@acm.org>
2121 PR c++/84702
2122 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
2124 2018-03-05 Marek Polacek <polacek@redhat.com>
2126 PR c++/84707
2127 * decl.c (duplicate_decls): Check DECL_NAME before accessing
2128 UDLIT_OPER_P.
2130 2018-03-05 Nathan Sidwell <nathan@acm.org>
2132 PR c++/84694
2133 * friend.c (do_friend): Restore check for identifier_p inside
2134 TEMPLATE_ID_EXPR.
2136 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
2138 PR c++/84618
2139 * parser.c (cp_parser_lambda_introducer): Reject any capture not
2140 involving a VAR_DECL or a PARM_DECL.
2142 2018-03-05 Pádraig Brady <P@draigBrady.com>
2143 Jason Merrill <jason@redhat.com>
2144 Nathan Sidwell <nathan@acm.org>
2146 PR c++/84497
2147 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
2149 2018-03-03 Jason Merrill <jason@redhat.com>
2151 PR c++/84686 - missing volatile loads.
2152 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
2154 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
2156 PR c++/71464
2157 * optimize.c (maybe_thunk_body): Bail out immediately if either
2158 fns[0] or fns[1] is null.
2160 2018-03-02 Marek Polacek <polacek@redhat.com>
2162 PR c++/84578
2163 * constexpr.c (get_array_or_vector_nelts): New.
2164 (cxx_eval_array_reference): Use it.
2165 (cxx_eval_vec_init_1): Likewise.
2166 (cxx_eval_store_expression): Likewise.
2168 2018-03-02 Jason Merrill <jason@redhat.com>
2170 * semantics.c (force_paren_expr): Remove redundant test.
2172 2018-03-02 Marek Polacek <polacek@redhat.com>
2174 PR c++/84663
2175 * decl.c (cp_complete_array_type): Check error_mark_node.
2177 PR c++/84664
2178 * typeck.c (cp_perform_integral_promotions): Check the result of
2179 mark_rvalue_use.
2181 2018-03-02 Jakub Jelinek <jakub@redhat.com>
2183 PR c++/84662
2184 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
2185 RETURN instead of return.
2186 <case POINTER_PLUS_EXPR>: Likewise.
2187 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
2188 it instead of wrapping it into CONVERT_EXPR.
2190 2018-03-02 Jason Merrill <jason@redhat.com>
2192 Fix MIPS16 ICE.
2193 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
2195 2018-03-02 Marek Polacek <polacek@redhat.com>
2197 PR c++/84590
2198 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
2199 wrapped in VIEW_CONVERT_EXPR.
2201 2018-03-01 Martin Sebor <msebor@redhat.com>
2203 PR c++/84294
2204 * decl.c (check_redeclaration_no_default_args): Merge attributes
2205 specified on redeclarations of the same function template.
2206 Remove dead code.
2208 2018-03-01 Marek Polacek <polacek@redhat.com>
2209 Jason Merrill <jason@redhat.com>
2211 PR c++/84582
2212 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
2213 a template.
2214 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
2215 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
2216 of instantiate_non_dependent_expr.
2217 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
2219 2018-03-01 Nathan Sidwell <nathan@acm.org>
2221 PR c++/84434
2222 * name-lookup.c (member_vec_dedup): Remove manually peeled
2223 iteration. Ignore dependent ctor inheritance.
2225 2018-03-01 Jason Merrill <jason@redhat.com>
2227 PR c++/71569 - decltype of template.
2228 * parser.c (cp_parser_decltype_expr): Handle missing template args.
2230 2018-03-01 Marek Polacek <polacek@redhat.com>
2232 PR c++/84596
2233 * constexpr.c (require_rvalue_constant_expression): New function.
2234 * cp-tree.h: Declare it.
2235 * semantics.c (finish_static_assert): Use it instead of
2236 require_potential_rvalue_constant_expression.
2238 2018-03-01 Jason Merrill <jason@redhat.com>
2239 Alexandre Oliva <aoliva@redhat.com>
2241 PR c++/71569 - ICE with redundant args on member variable template.
2242 * decl.c (start_decl): Handle partial specialization of member
2243 variable template.
2244 * pt.c (determine_specialization): Allow partial specialization
2245 of member variable template without specializing enclosing class.
2246 (process_partial_specialization): Improve error message.
2248 2018-02-28 Jason Merrill <jason@redhat.com>
2250 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
2251 * pt.c (determine_specialization): Check ref-qualifier.
2253 2018-02-28 Jakub Jelinek <jakub@redhat.com>
2255 PR c++/84609
2256 * parser.c (cp_parser_attributes_opt): Formatting fix.
2257 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
2258 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
2259 New functions.
2260 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
2261 instead of tentative parse to peek over optional attribute tokens
2262 to check for CPP_COLON after them.
2264 PR c++/83871
2265 PR c++/83503
2266 * pt.c (INCLUDE_STRING): Remove define.
2267 (warn_spec_missing_attributes): Use pretty_printer instead of
2268 std::string. Fix up inform call so that the list of attributes
2269 is in %s argument.
2271 2018-02-28 Martin Sebor <msebor@redhat.com>
2273 PR testsuite/84617
2274 * decl.c (duplicate_decls): Fully merge attributes const, pure,
2275 and malloc.
2277 2018-02-28 Nathan Sidwell <nathan@acm.org>
2279 PR c++/84602
2280 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
2281 * name-lookup.c (fields_linear_search): Look in an anon-aggr
2282 regardless of want_type.
2283 (search_anon_aggr): Just use get_class_binding_direct.
2285 2018-02-28 Jakub Jelinek <jakub@redhat.com>
2287 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
2288 inform_n.
2290 2018-02-27 Martin Sebor <msebor@redhat.com>
2292 * pt.c: Avoid including <string> directly.
2294 2018-02-27 Martin Sebor <msebor@redhat.com>
2296 PR c++/83871
2297 PR c++/83503
2298 * cp-tree.h (warn_spec_missing_attributes): New function.
2299 ((check_explicit_specialization): Add an argument. Call the above
2300 function.
2301 * decl.c (duplicate_decls): Avoid applying primary function template's
2302 attributes to its explicit specializations.
2303 cp/pt.c (warn_spec_missing_attributes): Define.
2305 2018-02-27 Håkon Sandsmark <hsandsmark@gmail.com>
2307 PR c++/71546 - lambda init-capture with qualified-id.
2308 * parser.c (cp_parser_lambda_introducer): Clear scope after
2309 each lambda capture.
2311 2018-02-27 Nathan Sidwell <nathan@acm.org>
2313 PR c++/84426
2314 * name-lookup.h (get_member_slot): Rename ...
2315 (find_member_slot): ... here.
2316 (add_member_slot): New.
2317 * name-lookup.c (member_vec_linear_search): No need to check for
2318 NULL slot.
2319 (get_member_slot): Rename ...
2320 (find_member_slot): ... here. Don't add slot for incomplete class.
2321 (add_member_slot): New.
2322 * class.c (add_method): Adjust get_member_slot rename. Bail out
2323 if push_class_level_binding fails. Create slot and grok
2324 properties once we're committed to insertion.
2326 2018-02-27 Jason Merrill <jason@redhat.com>
2328 PR c++/84489 - dependent default template argument
2329 * pt.c (type_unification_real): Handle early substitution failure.
2331 2018-02-26 Jason Merrill <jason@redhat.com>
2333 PR c++/84560 - ICE capturing multi-dimensional VLA.
2334 * tree.c (array_of_runtime_bound_p): False if the element is
2335 variably-modified.
2337 PR c++/84441 - ICE with base initialized from ?:
2338 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
2340 PR c++/84520 - ICE with generic lambda in NSDMI.
2341 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
2342 'this' in a generic lambda instantiation.
2344 PR c++/84559 - ICE with constexpr VLA.
2345 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
2346 for constexpr variable with VLA type.
2348 2018-02-26 Jakub Jelinek <jakub@redhat.com>
2350 PR c++/84558
2351 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
2352 a valid constant initializer. Formatting fixes.
2354 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
2356 PR c++/84540
2357 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
2358 returning NULL_TREE.
2359 (apply_late_template_attributes): Likewise.
2361 2018-02-26 Jakub Jelinek <jakub@redhat.com>
2363 PR c++/84557
2364 * parser.c (cp_parser_omp_var_list_no_open): Only call
2365 cp_parser_lookup_name_simple on names satisfying identifier_p.
2366 (cp_parser_oacc_routine): Likewise.
2368 2018-02-26 Jason Merrill <jason@redhat.com>
2370 PR c++/84551 - ICE with concepts and -g.
2371 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
2373 2018-02-26 Marek Polacek <polacek@redhat.com>
2375 PR c++/84325
2376 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
2377 non-types.
2379 2018-02-26 Jason Merrill <jason@redhat.com>
2381 PR c++/84447 - ICE with deleted inherited ctor with default arg.
2382 * call.c (build_over_call): Handle deleted functions in one place.
2384 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
2386 PR c++/84533
2387 * decl.c (redeclaration_error_message): Don't try to use
2388 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
2390 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
2392 * lambda.c (build_capture_proxy): Define static.
2393 * cp-tree.h (build_capture_proxy): Remove.
2395 2018-02-26 Marek Polacek <polacek@redhat.com>
2397 PR c++/84537
2398 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
2399 if name is error node.
2401 2018-02-25 Jason Merrill <jason@redhat.com>
2403 PR c++/84015 - ICE with class deduction and auto template parm.
2404 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
2406 2018-02-24 Marek Polacek <polacek@redhat.com>
2408 PR c++/83692
2409 * constexpr.c (maybe_constant_init_1): New function.
2410 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
2411 (cxx_constant_init): New function.
2412 * cp-tree.h (cxx_constant_init): Declare.
2413 * typeck2.c (store_init_value): Call cxx_constant_init instead of
2414 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
2416 2018-02-22 Jason Merrill <jason@redhat.com>
2418 PR c++/70468 - ICE with constructor delegation via typedef.
2419 * pt.c (tsubst_initializer_list): Check for other mem-initializers
2420 with constructor delegation.
2422 2018-02-22 Jason Merrill <jason@redhat.com>
2424 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
2425 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
2426 VECTOR_TYPE.
2428 2018-02-22 Marek Polacek <polacek@redhat.com>
2430 PR c++/84493
2431 * parser.c (cp_parser_braced_list): Use require_open instead of
2432 consume_open.
2434 2018-02-21 Jason Merrill <jason@redhat.com>
2436 PR c++/84454 - ICE with pack expansion in signature.
2437 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
2439 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
2441 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
2442 IF_STMT.
2444 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
2446 PR c++/84446
2447 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
2448 on error_mark_node.
2450 2018-02-20 Jakub Jelinek <jakub@redhat.com>
2452 PR c++/84445
2453 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
2454 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
2456 PR c++/84449
2457 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
2458 returns error_mark_node, return it immediately.
2459 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
2460 error_mark_node, return error_mark_node.
2462 PR c++/84455
2463 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
2464 function_depth to avoid GC during finish_lambda_function.
2466 2018-02-19 Jason Merrill <jason@redhat.com>
2468 PR c++/84429 - ICE capturing VLA.
2469 * lambda.c (build_capture_proxy): Handle reference refs.
2471 2018-02-19 Jakub Jelinek <jakub@redhat.com>
2473 PR c++/84448
2474 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
2475 either operand is error_mark_node, set current.lhs to that instead of
2476 creating a binary op with error_mark_node operands.
2478 PR c++/84430
2479 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
2481 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
2483 PR c++/84348
2484 * decl.c (grokdeclarator): Early return error_mark_node upon
2485 ill-formed friend declaration.
2487 2018-02-16 Marek Polacek <polacek@redhat.com>
2488 Jakub Jelinek <jakub@redhat.com>
2490 PR c++/84192
2491 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
2492 set *jump_target to anything if jump_target is NULL.
2494 2018-02-16 Jason Merrill <jason@redhat.com>
2496 PR c++/84151 - unnecessary volatile load with static member.
2497 * call.c (build_new_method_call_1): Avoid loading from a volatile
2498 lvalue used as the object argument for a static member function.
2500 PR c++/81853 - using-directive and constexpr.
2501 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
2503 PR c++/84420 - ICE with structured binding in lambda.
2504 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
2506 PR c++/83835 - C++17 error with constructor ctors.
2507 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
2509 PR c++/82664 - ICE with reference to function template parm.
2510 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
2511 NOP_EXPRs.
2513 PR c++/82764 - C++17 ICE with empty base
2514 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
2516 2018-02-16 Jason Merrill <jason@redhat.com>
2518 PR c++/84421 - type-dependent if constexpr
2519 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
2521 2018-02-16 Nathan Sidwell <nathan@acm.org>
2523 Deprecate -ffriend-injection.
2524 * decl.c (cxx_init_decl_processing): Emit warning on option.
2525 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
2526 friend.
2528 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
2530 PR c++/82468
2531 * decl.c (check_special_function_return_type): Reject template
2532 template parameter in deduction guide.
2534 2018-02-16 Nathan Sidwell <nathan@acm.org>
2536 PR c++/84375
2537 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
2539 2018-02-15 Jason Merrill <jason@redhat.com>
2541 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
2542 * call.c (convert_like_real): Don't use the copy-list-initialization
2543 shortcut for ck_base.
2545 PR c++/84045 - ICE with typedef and noexcept.
2546 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
2548 PR c++/84376 - ICE with omitted template arguments.
2549 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
2551 PR c++/84368 - wrong error with local variable in variadic lambda.
2552 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
2553 local_specializations.
2555 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
2557 PR c++/84330
2558 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
2559 as first argument.
2561 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
2563 PR c++/84350
2564 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
2565 init, early return.
2567 2018-02-14 Nathan Sidwell <nathan@acm.org>
2569 * decl2.c (mark_vtable_entries): Set input_location to decl's.
2570 (c_parse_final_cleanups): Restore input_location after emitting
2571 vtables.
2573 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
2575 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
2576 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
2577 auto_deduction_context, tree, int): Add defaults.
2578 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
2579 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
2580 tsubst_flags_t argument.
2581 * init.c (build_new): Likewise.
2583 2018-02-13 Jakub Jelinek <jakub@redhat.com>
2585 PR c++/84364
2586 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
2587 about return other than *this in assignment operators if
2588 retval is type dependent expression.
2590 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
2592 PR c++/84333
2593 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
2594 save_expr for the G++ extension.
2596 2018-02-13 Jason Merrill <jason@redhat.com>
2598 PR c++/84080 - ICE with return type deduction and specialization.
2599 * pt.c (determine_specialization): Check uses_template_parms.
2601 Fix more variadic capture issues.
2602 * pt.c (find_parameter_packs_r): Also look at explicit captures.
2603 (check_for_bare_parameter_packs): Check current_class_type for
2604 lambda context.
2605 (extract_locals_r): Handle seeing a full instantiation of a pack.
2606 (tsubst_pack_expansion): Likewise. Force lambda capture.
2607 * parser.c (cp_parser_lambda_introducer): Don't
2608 check_for_bare_parameter_packs.
2610 PR c++/84338 - wrong variadic sizeof.
2611 * pt.c (argument_pack_select_arg): Like the macro, but look through
2612 a pack expansion.
2613 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
2614 (extract_fnparm_pack): Do make_pack_expansion.
2615 (extract_locals_r): Do strip a pack expansion.
2616 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
2618 2018-02-12 Jakub Jelinek <jakub@redhat.com>
2620 PR c++/84341
2621 * parser.c (cp_parser_binary_expression): Use build_min instead of
2622 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
2624 2018-02-12 Nathan Sidwell <nathan@acm.org>
2626 PR c++/84263
2627 * parser.c (cp_parser_decltype): Push and pop
2628 deferring_access_checks. Reorganize to avoid goto.
2630 2018-02-12 Richard Biener <rguenther@suse.de>
2632 PR c++/84281
2633 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
2634 uniform constructors and delay allocating them fully.
2636 2018-02-09 Jason Merrill <jason@redhat.com>
2638 PR c++/84036 - ICE with variadic capture.
2639 Handle variadic capture proxies more like non-variadic.
2640 * lambda.c (build_capture_proxy): Remove workaround.
2641 * pt.c (find_parameter_packs_r): The proxy is a pack.
2642 (instantiate_class_template_1): Remove dead lambda code.
2643 (extract_fnparm_pack): Don't make_pack_expansion.
2644 (extract_locals_r): Don't strip a pack expansion.
2645 (tsubst_pack_expansion): Handle proxy packs. Use
2646 PACK_EXPANSION_EXTRA_ARGS less.
2647 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
2648 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
2649 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
2650 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
2651 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
2653 2018-02-10 Jakub Jelinek <jakub@redhat.com>
2655 PR sanitizer/83987
2656 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
2658 2018-02-09 Jason Merrill <jason@redhat.com>
2660 PR c++/81917 - ICE with void_t and partial specialization.
2661 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
2662 calling most_specialized_partial_spec.
2664 2018-02-09 Nathan Sidwell <nathan@acm.org>
2666 PR c/84293
2667 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
2668 Pass expr location to strict_aliasing_warning.
2670 2018-02-09 Jason Merrill <jason@redhat.com>
2672 PR c++/84296 - ICE with qualified-id in template.
2673 PR c++/83714
2674 * pt.c (unknown_base_ref_p): New.
2675 (instantiation_dependent_scope_ref_p): Use it instead of
2676 any_dependent_bases_p.
2678 2018-02-09 Marek Polacek <polacek@redhat.com>
2679 Jakub Jelinek <jakub@redhat.com>
2681 PR c++/83659
2682 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
2683 fold_indirect_ref_1, including poly_*int64. Verify first that
2684 tree_fits_poly_int64_p (op01). Formatting fixes.
2686 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2688 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
2689 * lambda.c (build_capture_proxy): Likewise.
2690 * search.c (field_access_p): Likewise.
2691 * semantics.c (omp_clause_decl, omp_privatize_field,
2692 finish_omp_clauses): Likewise.
2694 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2696 PR c++/83806
2697 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
2698 case of nullptr too.
2700 2018-02-08 Nathan Sidwell <nathan@acm.org>
2702 * class.c (finish_struct): Fix std:initializer_list diagnostic
2703 formatting.
2705 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2707 PR c++/83204
2708 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
2710 2018-02-07 Jakub Jelinek <jakub@redhat.com>
2712 PR c++/84082
2713 * parser.c (cp_parser_dot_deref_incomplete): New function.
2714 (cp_parser_postfix_dot_deref_expression): Use it.
2716 2018-02-07 David Malcolm <dmalcolm@redhat.com>
2718 PR c++/81610
2719 PR c++/80567
2720 * name-lookup.c (suggest_rid_p): New function.
2721 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
2722 suggest_rid_p.
2724 2018-02-07 Jason Merrill <jason@redhat.com>
2726 PR c++/84182 - ICE with captured lambda
2727 PR c++/84181
2728 * pt.c (extract_locals_r, extract_local_specs): New.
2729 (tsubst_pack_expansion): Use them.
2731 2018-02-07 Martin Liska <mliska@suse.cz>
2733 PR c++/84059.
2734 * class.c (add_method): Append argument value.
2735 * cp-tree.h (maybe_version_functions): Add new argument.
2736 * decl.c (decls_match): Call it if a declaration does not
2737 have DECL_FUNCTION_VERSIONED.
2738 (maybe_version_functions): record argument is added.
2740 2018-02-05 Marek Polacek <polacek@redhat.com>
2742 * class.c: Remove unused global variables.
2743 (build_primary_vtable): Don't gather statistics.
2744 (print_class_statistics): Remove.
2745 * cp-tree.h (print_class_statistics): Remove.
2746 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
2748 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
2750 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
2751 * constexpr.c (cx_check_missing_mem_inits): Likewise.
2752 * decl.c (next_initializable_field, find_decomp_class_base,
2753 cp_finish_decomp): Likewise.
2754 * typeck2.c (process_init_constructor_record): Likewise.
2756 2018-02-02 Jason Merrill <jason@redhat.com>
2758 PR c++/84181 - ICE with lambda parm in template argument.
2759 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
2761 2018-02-01 Jason Merrill <jason@redhat.com>
2763 PR c++/84160 - ICE with nested variadic capture.
2764 * lambda.c (is_capture_proxy_with_ref): New.
2765 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
2766 COMPONENT_REF.
2767 * expr.c (mark_use): Use is_capture_proxy_with_ref.
2768 * constexpr.c (potential_constant_expression_1): Likewise.
2769 * semantics.c (process_outer_var_ref): Likewise.
2771 2018-02-01 Marek Polacek <polacek@redhat.com>
2773 PR c++/84125
2774 * typeck.c (build_address): Relax the assert when
2775 processing_template_decl.
2777 2018-02-01 Jason Merrill <jason@redhat.com>
2779 PR c++/84126 - ICE with variadic generic lambda
2780 PR c++/84036
2781 PR c++/82249
2782 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
2783 PACK_EXPANSION_EXTRA_ARGS.
2785 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
2787 PR c++/83796
2788 * call.c (convert_like_real): If w're initializing from {} explicitly
2789 call abstract_virtuals_error_sfinae.
2791 2018-01-31 Jason Merrill <jason@redhat.com>
2792 Jakub Jelinek <jakub@redhat.com>
2794 PR c++/83993
2795 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
2796 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
2797 on ADDR_EXPR.
2799 2018-01-31 Jakub Jelinek <jakub@redhat.com>
2801 PR c++/83993
2802 * constexpr.c (diag_array_subscript): Emit different diagnostics
2803 if TYPE_DOMAIN (arraytype) is NULL.
2804 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
2805 with NULL TYPE_DOMAIN use size_zero_node as nelts.
2807 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
2809 PR c++/84092
2810 * semantics.c (finish_qualified_id_expr): When handling an
2811 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
2813 2018-01-31 Marek Polacek <polacek@redhat.com>
2815 PR c++/84138
2816 * cp-gimplify.c (cp_fold): Check if X is an error node before
2817 calling useless_type_conversion_p.
2819 2018-01-30 Jason Merrill <jason@redhat.com>
2821 PR c++/84091 - ICE with local class in lambda in template.
2822 * decl2.c (determine_visibility): Look for outer containing template
2823 instantiation.
2825 PR c++/84098 - ICE with lambda in template NSDMI.
2826 * pt.c (instantiate_class_template_1): Ignore more lambdas.
2828 2018-01-29 Jason Merrill <jason@redhat.com>
2830 PR c++/68810 - wrong location for reinterpret_cast error.
2831 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
2832 !dofold.
2834 2018-01-29 Marek Polacek <polacek@redhat.com>
2836 PR c++/83996
2837 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
2838 => fooarray[1] in offset_int.
2840 2018-01-29 Jason Merrill <jason@redhat.com>
2842 PR c++/83942 - wrong unused warning with static_cast.
2843 * cvt.c (ocp_convert): Call mark_rvalue_use.
2845 2018-01-26 Jason Merrill <jason@redhat.com>
2847 PR c++/83956 - wrong dtor error with anonymous union
2848 * method.c (walk_field_subobs): Variant members only affect
2849 deletedness.
2850 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
2852 PR c++/84036 - ICE with variadic capture.
2853 PR c++/82249
2854 * pt.c (tsubst_pack_expansion): When optimizing a simple
2855 substitution, pull a single pack expansion out of its pack.
2857 PR c++/82514 - ICE with local class in generic lambda.
2858 * pt.c (regenerated_lambda_fn_p): Remove.
2859 (enclosing_instantiation_of): Don't use it.
2860 (tsubst_function_decl): Call enclosing_instantiation_of.
2862 * pt.c (lookup_template_class_1): Add sanity check.
2863 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
2865 2018-01-25 Jakub Jelinek <jakub@redhat.com>
2867 PR c++/84031
2868 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
2869 recursive calls that return ret.
2870 (cp_finish_decomp): Ignore unnamed bitfields.
2872 2018-01-23 Jason Merrill <jason@redhat.com>
2874 PR c++/82249 - wrong mismatched pack length error.
2875 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
2876 unsubstituted function parameter pack.
2878 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
2880 PR c++/83921
2881 * decl.c (check_for_uninitialized_const_var): Not static; add
2882 bool and tsubst_flags_t parameters; adjust to be used both in
2883 constexpr context and not.
2884 * constexpr.c (potential_constant_expression_1): Use the above.
2885 * cp-tree.h (check_for_uninitialized_const_var): Declare.
2887 2018-01-23 Jason Merrill <jason@redhat.com>
2889 PR c++/83947 - ICE with auto declarations.
2890 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
2891 * decl.c (undeduced_auto_decl): Limit to vars and fns.
2893 2018-01-23 David Malcolm <dmalcolm@redhat.com>
2895 PR c++/83974
2896 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
2897 for pointer to member function types.
2899 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2901 PR sanitizer/83987
2902 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
2903 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
2905 2018-01-23 Nathan Sidwell <nathan@acm.org>
2907 PR c++/83988
2908 * pt.c (tsubst_baselink): Remove optype assert.
2909 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
2911 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2913 PR c++/83958
2914 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
2915 refers to incomplete type.
2917 2018-01-23 Nathan Sidwell <nathan@acm.org>
2919 Deprecate ARM-era for scope handling
2920 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
2921 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
2922 cleared.
2923 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
2924 cleanup handling.
2925 * semantics.c (begin_for_scope): Flag_new_for_scope is
2926 boolean-like.
2927 (finish_for_stmt, begin_range_for_stmt): Likewise.
2929 2018-01-22 Jason Merrill <jason@redhat.com>
2931 PR c++/83720
2932 * decl2.c (determine_visibility): Fix template_decl handling
2933 instead of blocking it.
2935 PR c++/83720 - ICE with lambda and LTO.
2936 * decl2.c (determine_visibility): Clear template_decl for
2937 function-scope decls. Propagate anonymous linkage from containing
2938 function.
2940 2018-01-22 Marek Polacek <polacek@redhat.com>
2942 PR c++/81933
2943 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
2944 split out anything.
2946 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
2948 PR c++/83895
2949 * decl.c (grokdeclarator): Don't diagnose extra parens
2950 on typedefs.
2952 2018-01-19 Jakub Jelinek <jakub@redhat.com>
2954 PR c++/81167
2955 * call.c (joust): Use TREE_TYPE (source) if source is
2956 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
2958 PR c++/83919
2959 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
2960 for direct enum init.
2961 * decl.c (reshape_init): Likewise.
2963 2018-01-19 Marek Polacek <polacek@redhat.com>
2965 * constexpr.c (fold_simple): Simplify.
2967 2018-01-18 Jason Merrill <jason@redhat.com>
2969 PR c++/83714
2970 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
2971 * pt.c (instantiation_dependent_scope_ref_p): True if
2972 any_dependent_bases_p.
2974 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2976 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
2977 vs DECL_NONTRIVIALLY_INITIALIZED_P).
2979 2018-01-18 Jason Merrill <jason@redhat.com>
2981 PR c++/82461 - constexpr list-initialized member
2982 * constexpr.c (potential_constant_expression_1): Check
2983 TARGET_EXPR_DIRECT_INIT_P.
2985 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2987 PR c++/81013
2988 * decl.c (xref_basetypes): Early return upon error about derived
2989 union.
2991 2018-01-18 Nathan Sidwell <nathan@acm.org>
2993 PR c++/83160
2994 * cp-tree.h (mark_use): Declare.
2995 * expr.c (mark_use): Make extern.
2996 * call.c (direct_reference_binding): Set inner conv's
2997 rvaluedness_matches_p, if it is an identity.
2998 (convert_like_real): Mark lvalue or rvalue use for identity as
2999 rvaledness_matches_p demands.
3001 2018-01-18 Jakub Jelinek <jakub@redhat.com>
3003 PR c++/83824
3004 * parser.c (attr_chainon): New function.
3005 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
3006 cp_parser_namespace_definition, cp_parser_init_declarator,
3007 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
3008 cp_parser_gnu_attributes_opt): Use it.
3009 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
3010 cp_parser_objc_struct_declaration): Likewise. Don't reset
3011 prefix_attributes if attributes is error_mark_node.
3013 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
3015 PR c++/78344
3016 * decl.c (grokdeclarator): Do not append the error_mark_node
3017 due to an erroneous optional attribute-specifier-seq.
3019 2018-01-17 Jakub Jelinek <jakub@redhat.com>
3021 PR c++/83897
3022 * cp-gimplify.c (cp_maybe_instrument_return): Handle
3023 CLEANUP_POINT_EXPR.
3025 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
3027 PR c++/81054
3028 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
3029 error_mark_node when we give an error.
3030 * decl.c (cp_finish_decl): Use the latter.
3032 2018-01-17 Nathan Sidwell <nathan@acm.org>
3034 PR c++/83287
3035 * init.c (build_raw_new_expr): Scan list for lookups to keep.
3037 2018-01-17 David Malcolm <dmalcolm@redhat.com>
3039 PR c++/83814
3040 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
3041 the C++ part. If processing a template, call
3042 fold_non_dependent_expr rather than fully folding.
3044 2018-01-17 Jason Merrill <jason@redhat.com>
3046 PR c++/81067 - redundant NULL warning.
3047 * call.c (convert_like_real): Restore null_node handling.
3049 2018-01-17 Jason Merrill <jason@redhat.com>
3051 PR c++/81843 - ICE with variadic member template.
3052 PR c++/72801
3053 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
3054 template args.
3056 2018-01-17 David Malcolm <dmalcolm@redhat.com>
3058 PR c++/83799
3059 * pt.c (type_dependent_expression_p): Strip any location wrapper
3060 before testing tree codes.
3061 (selftest::test_type_dependent_expression_p): New function.
3062 (selftest::cp_pt_c_tests): Call it.
3064 2018-01-17 Nathan Sidwell <nathan@acm.org>
3066 PR c++/83739
3067 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
3068 this not a final instantiation.
3070 2018-01-16 Jason Merrill <jason@redhat.com>
3072 PR c++/83714 - ICE checking return in template.
3073 * typeck.c (check_return_expr): Call build_non_dependent_expr.
3075 2018-01-16 Jakub Jelinek <jakub@redhat.com>
3077 PR c++/83817
3078 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
3079 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
3080 instead of CALL_FROM_THUNK_P.
3082 PR c++/83825
3083 * name-lookup.c (member_vec_dedup): Return early if len is 0.
3084 (resort_type_member_vec, set_class_bindings,
3085 insert_late_enum_def_bindings): Use vec qsort method instead of
3086 calling qsort directly.
3088 2018-01-15 Martin Sebor <msebor@redhat.com>
3090 PR c++/83588
3091 * class.c (find_flexarrays): Make a record of multiple flexible array
3092 members.
3094 2018-01-12 Jason Merrill <jason@redhat.com>
3096 PR c++/83186 - ICE with static_cast of list-initialized temporary.
3097 * typeck.c (build_static_cast): Use build_non_dependent_expr.
3099 2018-01-12 Nathan Sidwell <nathan@acm.org>
3101 * cp-tree.h (mark_rvalue_use): Add parm name.
3102 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
3103 mark_rvalue_use.
3104 * call.c (convert_like_real): Fix formatting.
3106 2018-01-11 Jason Merrill <jason@redhat.com>
3108 PR c++/82728 - wrong -Wunused-but-set-variable
3109 PR c++/82799
3110 PR c++/83690
3111 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
3112 * decl.c (case_conversion): Likewise.
3113 * semantics.c (finish_static_assert): Call
3114 perform_implicit_conversion_flags.
3116 2018-01-11 Nathan Sidwell <nathan@acm.org>
3118 * method.c (enum mangling_flags): Delete long-dead enum.
3120 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
3122 * parser.c (cp_parser_std_attribute_spec): When
3123 token_pair::require_open / require_close return false simply
3124 return error_mark_node, avoid duplicate cp_parser_error about
3125 expected '(' / ')', respectively.
3127 2018-01-10 David Malcolm <dmalcolm@redhat.com>
3129 PR c++/43486
3130 * call.c (null_ptr_cst_p): Strip location wrappers when
3131 converting from '0' to a pointer type in C++11 onwards.
3132 (conversion_null_warnings): Replace comparison with null_node with
3133 call to null_node_p.
3134 (build_over_call): Likewise.
3135 * cp-gimplify.c (cp_fold): Remove the early bailout when
3136 processing_template_decl.
3137 * cp-lang.c (selftest::run_cp_tests): Call
3138 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
3139 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
3140 (selftest::run_cp_tests): Move decl to bottom of file.
3141 (null_node_p): New inline function.
3142 (selftest::cp_pt_c_tests): New decl.
3143 (selftest::cp_tree_c_tests): New decl.
3144 * cvt.c (build_expr_type_conversion): Replace comparison with
3145 null_node with call to null_node_p.
3146 * error.c (args_to_string): Likewise.
3147 * except.c (build_throw): Likewise.
3148 * mangle.c (write_expression): Skip location wrapper nodes.
3149 * parser.c (literal_integer_zerop): New function.
3150 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
3151 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
3152 param of cp_parser_parenthesized_expression_list. When calling
3153 warn_for_memset, replace integer_zerop calls with
3154 literal_integer_zerop, eliminating the double logical negation
3155 cast to bool. Eliminate the special-casing for CONST_DECL in
3156 favor of the fold_for_warn within warn_for_memset.
3157 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
3158 param, defaulting to false. Convert "expr" to a cp_expr, and call
3159 maybe_add_location_wrapper on it when wrap_locations_p is true.
3160 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
3161 the result for RID_ALIGNOF and RID_SIZEOF.
3162 (cp_parser_builtin_offsetof): Likewise.
3163 * pt.c: Include "selftest.h".
3164 (tsubst_copy): Handle location wrappers.
3165 (tsubst_copy_and_build): Likewise.
3166 (build_non_dependent_expr): Likewise.
3167 (selftest::test_build_non_dependent_expr): New function.
3168 (selftest::cp_pt_c_tests): New function.
3169 * tree.c: Include "selftest.h".
3170 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
3171 (selftest::test_lvalue_kind): New function.
3172 (selftest::cp_tree_c_tests): New function.
3173 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
3174 (cp_build_binary_op): Replace comparison with null_node with call
3175 to null_node_p.
3176 (build_address): Use location of operand when building address
3177 expression.
3179 2018-01-10 Marek Polacek <polacek@redhat.com>
3181 PR c++/82541
3182 * call.c (build_conditional_expr_1): Check complain before warning.
3183 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
3184 -Wduplicated-branches.
3186 2018-01-10 Jakub Jelinek <jakub@redhat.com>
3188 PR c++/81327
3189 * call.c (maybe_warn_class_memaccess): Add forward declaration.
3190 Change last argument from tree * to const vec<tree, va_gc> *, adjust
3191 args uses and check number of operands too. Don't strip away any
3192 nops. Use maybe_constant_value when looking for INTEGER_CST args.
3193 Deal with src argument not having pointer type. Check
3194 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
3195 test.
3196 (build_over_call): Call maybe_warn_class_memaccess here on the
3197 original arguments.
3198 (build_cxx_call): Rather than here on converted arguments.
3200 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
3202 PR c++/81055
3203 * init.c (build_vec_init): Avoid building an INIT_EXPR with
3204 error_mark_node as second argument.
3206 2018-01-09 Jakub Jelinek <jakub@redhat.com>
3208 PR c++/83734
3209 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
3210 in STATEMENT_LIST. Remove unneeded assert.
3212 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
3213 Alan Hayward <alan.hayward@arm.com>
3214 David Sherwood <david.sherwood@arm.com>
3216 * constexpr.c (cxx_eval_array_reference): Handle polynomial
3217 VECTOR_CST_NELTS.
3218 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
3219 * call.c (build_conditional_expr_1): Likewise.
3220 * decl.c (cp_finish_decomp): Likewise.
3221 * mangle.c (write_type): Likewise.
3222 * typeck.c (structural_comptypes): Likewise.
3223 (cp_build_binary_op): Likewise.
3224 * typeck2.c (process_init_constructor_array): Likewise.
3226 2018-01-03 Jakub Jelinek <jakub@redhat.com>
3228 PR c++/83555
3229 * typeck.c (build_static_cast_1): For static casts to reference types,
3230 call build_base_path with flag_delete_null_pointer_checks as nonnull
3231 instead of always false. When -fsanitize=null, call
3232 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
3233 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
3234 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
3236 2018-01-03 Nathan Sidwell <nathan@acm.org>
3238 PR c++/83667
3239 * method.c (make_alias_for): Copy DECL_CONTEXT.
3241 2018-01-03 Marek Polacek <polacek@redhat.com>
3243 PR c++/83592
3244 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
3246 2018-01-03 Jakub Jelinek <jakub@redhat.com>
3248 PR preprocessor/83602
3249 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
3250 for builtin macros.
3252 PR c++/83634
3253 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
3254 error_mark_node, return error_mark_node.
3256 Update copyright years.
3258 2018-01-02 Jakub Jelinek <jakub@redhat.com>
3260 PR c++/83556
3261 * tree.c (replace_placeholders_r): Pass NULL as last argument to
3262 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
3263 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
3264 to false and return.
3265 (replace_placeholders): Pass NULL instead of &pset as last argument
3266 to cp_walk_tree.
3268 2018-01-02 Nathan Sidwell <nathan@acm.org>
3270 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
3271 lval var.
3272 \f
3273 Copyright (C) 2018 Free Software Foundation, Inc.
3275 Copying and distribution of this file, with or without modification,
3276 are permitted in any medium without royalty provided the copyright
3277 notice and this notice are preserved.