1 2018-07-04 Ville Voutilainen <ville.voutilainen@gmail.com>
4 * method.c (is_trivially_xible): Return false
5 if is_xible_helper returns a NULL_TREE.
7 2018-07-03 Paolo Carlini <paolo.carlini@oracle.com>
9 * decl.c (min_location): New.
10 (smallest_type_quals_location): Use the latter.
11 (check_concept_fn): Use DECL_SOURCE_LOCATION.
12 (grokdeclarator): Use accurate locations in a number of error
13 messages involving ds_thread, ds_storage_class, ds_virtual,
14 ds_constexpr, ds_typedef and ds_friend; exploit min_location.
16 2018-07-03 Marek Polacek <polacek@redhat.com>
19 * typeck.c (cp_build_binary_op): Check c_inhibit_evaluation_warnings.
21 2018-07-03 Jason Merrill <jason@redhat.com>
23 PR c++/86378 - functional cast in noexcept-specifier.
24 * tree.c (strip_typedefs_expr) [TREE_LIST]: Fix iteration.
26 2018-07-02 Paolo Carlini <paolo.carlini@oracle.com>
28 * parser.c (set_and_check_decl_spec_loc): Use rich_location::add_range
29 in error message about __thread and thread_local at the same time.
31 2018-06-29 Marek Polacek <polacek@redhat.com>
34 * tree.c (cp_save_expr): Don't call save_expr for TARGET_EXPRs.
36 2018-06-28 David Malcolm <dmalcolm@redhat.com>
38 * parser.c (cp_parser_error_1): After issuing a conflict marker
39 error, consume tokens until the end of the source line.
41 2018-06-28 Jason Merrill <jason@redhat.com>
43 PR c++/86342 - -Wdeprecated-copy and system headers.
44 * decl2.c (cp_warn_deprecated_use): Don't warn about declarations
47 2018-06-27 David Malcolm <dmalcolm@redhat.com>
50 * name-lookup.c (consider_binding_level): Filter out names that
51 match anon_aggrname_p.
53 2018-06-27 Jason Merrill <jason@redhat.com>
55 * name-lookup.c (do_pushtag): If we skip a class level, also skip
58 2018-06-26 Jason Merrill <jason@redhat.com>
60 PR c++/86320 - memory-hog with std::array of pair
61 * typeck2.c (process_init_constructor_array): Only compute a
62 constant initializer once.
64 PR c++/80290 - memory-hog with std::pair.
65 * pt.c (fn_type_unification): Add convs parameter.
66 (check_non_deducible_conversion): Remember conversion.
67 (check_non_deducible_conversions): New. Do checks here.
68 (type_unification_real): Not here. Remove flags parm.
69 * call.c (add_function_candidate): Make convs a parameter.
70 Don't recalculate the conversion if it's already set.
71 (add_template_candidate_real): Allocate convs here.
72 (good_conversion, conv_flags): New.
74 2018-06-26 Jakub Jelinek <jakub@redhat.com>
77 * parser.c (cp_parser_omp_for_loop_init): Change for_block argument
78 type from vec<tree, va_gc> * to vec<tree, va_gc> *&.
80 2018-06-23 Paolo Carlini <paolo.carlini@oracle.com>
82 * decl.c (bad_specifiers): Add const location_t* parameter and
83 use locations in error messages about 'inline' and 'virtual'.
84 (mark_inline_variable): Add location_t parameter and use it in
85 error_at and pedwarn messages.
86 (grokdeclarator): Use declspecs->locations[ds_constexpr],
87 declspecs->locations[ds_concept], declspecs->locations[ds_virtual],
88 declspecs->locations[ds_inline] in many error messages; adjust
89 bad_specifiers and mark_inline_variable calls.
90 (grokvardecl): Use declspecs->locations[ds_concept] in error message.
92 2018-06-22 Jason Merrill <jason@redhat.com>
94 PR c++/86219 - ICE with erroneous initializer in template.
95 * constexpr.c (fold_non_dependent_expr): Add complain parm.
96 * call.c, expr.c, init.c, pt.c, semantics.c, typeck.c, typeck2.c:
98 * call.c (build_cxx_call): Don't mess with builtins in a template.
99 * typeck2.c (store_init_value): If fold_non_dependent_expr didn't
100 produce a constant value, go back to the uninstantiated form.
102 Avoid taking the address of something just because it's in parens.
103 * constexpr.c (same_type_ignoring_tlq_and_bounds_p): New.
104 (cxx_fold_indirect_ref): Use it.
105 (cxx_eval_constant_expression) [VIEW_CONVERT_EXPR]: Use it.
106 * cp-tree.h (REF_PARENTHESIZED_P): Allow VIEW_CONVERT_EXPR.
107 * semantics.c (force_paren_expr): Use VIEW_CONVERT_EXPR instead of
108 static_cast to reference type.
109 (maybe_undo_parenthesized_ref): Handle VIEW_CONVERT_EXPR.
111 2018-06-21 Jason Merrill <jason@redhat.com>
113 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Use TEMPLATE_PARM_DESCENDANTS.
115 * name-lookup.c (do_push_to_top_level): Don't allocate
117 (do_pop_from_top_level): Release current_lang_base.
119 Let -fmem-report see callers of cxx_make_type.
120 * lex.c (cxx_make_type): Add MEM_STAT_DECL.
121 (make_class_type): Likewise.
122 (cxx_make_type_hook): New.
123 * cp-objcp-common.h (LANG_HOOKS_MAKE_TYPE): Use cxx_make_type_hook.
125 2018-06-20 Nathan Sidwell <nathan@acm.org>
128 * friend.c (add_friend): Keep lookup sets of tempate sets.
130 2018-06-20 Paolo Carlini <paolo.carlini@oracle.com>
132 * decl.c (grokfndecl): Add const cp_decl_specifier_seq* parameter;
133 tidy handling of a null location_t argument; use proper location
134 information in a few additional error messages.
135 (grokdeclarator): Update calls.
137 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
138 Thomas Schwinge <thomas@codesourcery.com>
139 Cesar Philippidis <cesar@codesourcery.com>
141 * parser.c (cp_parser_omp_clause_name): Add support for finalize
142 and if_present. Make present_or_{copy,copyin,copyout,create} aliases
143 to their non-present_or_* counterparts. Make 'self' an alias to
144 PRAGMA_OACC_CLAUSE_HOST.
145 (cp_parser_oacc_data_clause): Update GOMP mappings for
146 PRAGMA_OACC_CLAUSE_{COPY,COPYIN,COPYOUT,CREATE,DELETE}. Remove
147 PRAGMA_OACC_CLAUSE_{SELF,PRESENT_OR_*}.
148 (cp_parser_oacc_all_clauses): Handle finalize and if_present clauses.
149 Remove support for present_or_* clauses.
150 (OACC_KERNELS_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
151 (OACC_PARALLEL_CLAUSE_MASK): Likewise.
152 (OACC_DECLARE_CLAUSE_MASK): Likewise.
153 (OACC_DATA_CLAUSE_MASK): Likewise.
154 (OACC_ENTER_DATA_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
155 (OACC_EXIT_DATA_CLAUSE_MASK): Add FINALIZE clause.
156 (OACC_UPDATE_CLAUSE_MASK): Remove SELF, add IF_PRESENT.
157 (cp_parser_oacc_declare): Remove PRESENT_OR_* clauses.
158 * pt.c (tsubst_omp_clauses): Handle IF_PRESENT and FINALIZE.
159 * semantics.c (finish_omp_clauses): Handle IF_PRESENT and FINALIZE.
161 2018-06-20 Marek Polacek <polacek@redhat.com>
164 * constexpr.c (cxx_eval_constant_expression): Handle ABSU_EXPR.
165 (fold_simple_1): Likewise.
166 * error.c (dump_expr): Likewise.
168 2018-06-20 Nathan Sidwell <nathan@acm.org>
171 * cp-tree.h (lookup_keep): Drop KEEP parm.
172 (lookup_list_keep): Delete.
173 (maybe_get_fns): Declare.
174 * parser.c (cp_parser_primary_expression): Call lookup_keep here.
175 (cp_parser_template_id): Not here ...
176 * decl.c (cp_finish_decl): ... nor here ...
177 * init.c (build_raw_new_expr): ... nor here ...
178 * pt.c (process_template_parm): ... nor here ...
179 * semantics.c (perform_koenig_lookup): Call lookup_keep.
180 (finish_call_expr): Not here.
181 * tree.c (ovl_cache): Delete.
182 (ovl_make, ovl_copy): No cache.
183 (lookup_keep): Always keep.
184 (lookup_list_keep): Delete.
185 (maybe_get_fns): New, broken out of ...
186 (get_fns): ... here. Call it.
187 (built_min_nt_loc, build_min, build_min_non_dep): Drop lookup_keep.
188 (build_min_nt_call_vec): Likewise.
190 2018-06-19 Jason Merrill <jason@redhat.com>
192 * cp-tree.h (CONSTRUCTOR_NO_IMPLICIT_ZERO): Remove.
193 * constexpr.c: Use CONSTRUCTOR_NO_CLEARING instead.
195 PR c++/86182 - ICE with anonymous union passed to template.
196 * pt.c (tsubst_expr) [DECL_EXPR]: Handle an anonymous union type
197 used to declare a named variable.
199 2018-06-18 Jason Merrill <jason@redhat.com>
201 * tree.c (cp_expr_location): New.
202 * cp-tree.h (cp_expr_loc_or_loc): New.
203 * call.c, cvt.c, constexpr.c, constraint.cc, cp-gimplify.c, decl.c,
204 error.c, init.c, lex.c, parser.c, pt.c, semantics.c, typeck.c,
205 typeck2.c: Use it instead of EXPR_LOC_OR_LOC.
207 * parser.c (cp_parser_lambda_expression): Use a range for
208 LAMBDA_EXPR_LOCATION.
210 PR c++/86200 - ICE with unexpanded pack in lambda parameter.
211 * pt.c (find_parameter_packs_r) [LAMBDA_EXPR]: Also look into the
214 PR c++/81060 - ICE with unexpanded parameter pack.
215 * pt.c (check_for_bare_parameter_packs): Add loc parameter.
216 * decl.c (grokdeclarator): Call it for qualifying_scope.
218 PR c++/86171 - ICE with recursive alias instantiation.
219 * pt.c (tsubst_decl): Handle recursive alias instantiation.
221 2018-06-18 Paolo Carlini <paolo.carlini@oracle.com>
223 * decl.c (duplicate_decls): Consistently use DECL_SOURCE_LOCATION
224 in errors about redefined default arguments; tidy.
226 2018-06-16 Kugan Vivekanandarajah <kuganv@linaro.org>
228 * constexpr.c (potential_constant_expression_1): Handle ABSU_EXPR.
229 * cp-gimplify.c (cp_fold): Likewise.
231 2018-06-15 Jason Merrill <jason@redhat.com>
233 PR c++/86147 - wrong capture for template argument.
234 * expr.c (mark_use): Look through NOP_EXPR.
236 * name-lookup.c (do_pushtag): Don't look through complete types, but
237 don't add to them either. Get context from current_binding_level.
238 * pt.c (tsubst_default_argument): Use push_to/pop_from_top_level.
240 * decl.c (start_enum): Do compare dependent underlying type.
242 PR c++/82882 - ICE with lambda in template default argument.
243 * lambda.c (record_null_lambda_scope): New.
244 * pt.c (tsubst_lambda_expr): Use it.
245 * name-lookup.c (do_pushtag): Don't give a lambda DECL_CONTEXT of a
246 function that isn't open.
248 * tree.c (maybe_warn_parm_abi): Inform the location of the class.
250 2018-06-14 Marek Polacek <polacek@redhat.com>
253 * decl2.c (cp_check_const_attributes): Skip trees that are not
256 2018-06-14 Jakub Jelinek <jakub@redhat.com>
258 P0624R2 - Default constructible and assignable stateless lambdas
259 * method.c (synthesized_method_walk): For C++2a don't mark
260 sfk_constructor or sfk_copy_assignment as deleted if lambda has
263 2018-06-14 Paolo Carlini <paolo.carlini@oracle.com>
265 * decl.c (duplicate_decls): Use DECL_SOURCE_LOCATION in
266 OPT_Wshadow warning_at.
267 (grokfndecl): Consistently use the location_t argument in
268 literal operator diagnostic messages.
269 (grokdeclarator): Use declspecs->locations[ds_storage_class]
271 * decl2.c (finish_static_data_member_decl): Use DECL_SOURCE_LOCATION
274 2018-06-13 Jason Merrill <jason@redhat.com>
276 PR c++/86099 - ICE with trivial copy and non-trivial default ctor.
277 * constexpr.c (instantiate_cx_fn_r): Don't synthesize trivial
280 PR c++/86094 - wrong code with defaulted move ctor.
281 * class.c (classtype_has_non_deleted_move_ctor): New.
282 * tree.c (maybe_warn_parm_abi, type_has_nontrivial_copy_init):
285 2018-06-12 Jason Merrill <jason@redhat.com>
287 PR c++/86098 - ICE with template placeholder for TTP.
288 * typeck.c (structural_comptypes) [TEMPLATE_TYPE_PARM]: Check
289 CLASS_PLACEHOLDER_TEMPLATE.
291 2018-06-12 Paolo Carlini <paolo.carlini@oracle.com>
293 * decl2.c (coerce_new_type, coerce_delete_type): Add location_t
294 parameter and adjust error_at calls.
295 * decl.c (grok_op_properties): Adjust calls.
296 * cp-tree.h (oerce_new_type, coerce_delete_type): Adjust decls.
298 2018-06-12 Marek Polacek <polacek@redhat.com>
300 Core issue 1331 - const mismatch with defaulted copy constructor
301 * class.c (check_bases_and_members): When checking a defaulted
302 function, mark it as deleted rather than giving an error.
304 2018-06-11 Jason Merrill <jason@redhat.com>
306 PR c++/85792 -Wctor-dtor-privacy and inherited constructor.
307 * class.c (maybe_warn_about_overly_private_class): Handle inherited
310 PR c++/85963 - -Wunused-but-set with ?: in template.
311 * pt.c (tsubst_copy_and_build) [COND_EXPR]: Call mark_rvalue_use.
313 2018-06-11 Paolo Carlini <paolo.carlini@oracle.com>
315 * decl.c (grok_op_properties): Consistently use the location
316 of the decl; remove special casing of POSTINCREMENT_EXPR and
317 POSTDECREMENT_EXPR wrt default arguments.
319 2018-06-05 Jason Merrill <jason@redhat.com>
321 * constexpr.c (cxx_eval_binary_expression): Special case comparison
322 of pointers to members of the same union.
324 2018-06-11 Jason Merrill <jason@redhat.com>
326 PR c++/86094 - wrong code with defaulted move ctor.
327 * tree.c (type_has_nontrivial_copy_init): Fix move ctor handling.
329 2018-06-10 Paolo Carlini <paolo.carlini@oracle.com>
331 * decl.c (grokfndecl): Use the location_t argument in two more places.
333 2018-06-06 Marek Polacek <polacek@redhat.com>
336 * pt.c (unify): If ELTTYPE has no deducible template parms, skip
337 deduction from the list elements.
338 (type_unification_real): Check convertibility of list elements.
340 2018-06-06 Jason Merrill <jason@redhat.com>
342 PR c++/86060 - ICE on range for with -std=c++98.
343 * parser.c (cp_parser_init_statement): Don't clobber *decl after
346 PR c++/85710 - ICE with -Wmemset-elt-size.
347 * semantics.c (finish_call_expr): Call warn_for_memset here.
348 * parser.c (cp_parser_postfix_expression): Not here.
349 (literal_integer_zerop): No longer static.
350 * pt.c (build_non_dependent_expr): Don't wrap CONST_DECL.
352 2018-06-05 Marek Polacek <polacek@redhat.com>
355 * tree.c (cp_tree_equal): Handle USING_DECL.
357 2018-06-05 Jason Merrill <jason@redhat.com>
359 PR c++/85731 - wrong error with qualified-id in template.
360 * semantics.c (finish_qualified_id_expr): build_qualified_name
361 for unbound names in the current class.
363 2018-06-04 Jason Merrill <jason@redhat.com>
365 PR c++/61806 - missed SFINAE with partial specialization.
366 * cp-tree.h (deferring_access_check_sentinel): Add deferring_kind
367 parameter to constructor.
368 * pt.c (instantiate_class_template_1): Enable access checking
369 before call to most_specialized_partial_spec.
371 PR c++/85765 - SFINAE and non-type default template arg.
372 * pt.c (type_unification_real): Do full semantic processing if
373 substituting a partial args list replaces all template parms.
375 2018-06-03 Jason Merrill <jason@redhat.com>
377 PR c++/85739 - ICE with pointer to member template parm.
378 * cvt.c (perform_qualification_conversions): Use cp_fold_convert.
380 2018-06-02 Jason Merrill <jason@redhat.com>
382 PR c++/85761 - ICE with ill-formed use of const outer variable.
383 * expr.c (mark_use): Handle location wrappers.
385 2018-06-01 Jason Merrill <jason@redhat.com>
387 PR c++/85764 - bogus 'this' not captured error.
388 * lambda.c (resolvable_dummy_lambda): Use nonlambda_method_basetype.
389 (nonlambda_method_basetype): Handle NSDMI.
391 CWG 1581: When are constexpr member functions defined?
392 * constexpr.c (instantiate_cx_fn_r, instantiate_constexpr_fns): New.
393 (cxx_eval_outermost_constant_expr): Call instantiate_constexpr_fns.
395 PR c++/58281 - explicit instantiation of constexpr
396 * pt.c (mark_decl_instantiated): Clear DECL_EXTERNAL.
398 * pt.c (instantiate_decl): Any defaulted function is defined.
400 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
403 * call.c (resolve_args): Use location of expression, not current input
406 2018-05-30 Ville Voutilainen <ville.voutilainen@gmail.com>
408 Do not warn about zero-as-null when NULL is used.
409 * call.c (conversion_null_warnings): Check for pointer
410 types converted from zero constants.
411 (convert_like_real): Add a warning sentinel at the end.
412 * tree.c (maybe_warn_zero_as_null_pointer_constant): Also
415 2018-05-30 Jason Merrill <jason@redhat.com>
417 PR c++/85807 - ICE with call in template NSDMI.
418 * init.c (get_nsdmi): Use push_to/pop_from_top_level.
419 * tree.c (bot_manip): Don't set_flags_from_callee in a template.
421 PR c++/85873 - constant initializer_list array not in .rodata.
422 * tree.c (build_target_expr): Set TREE_READONLY.
423 * call.c (set_up_extended_ref_temp): Set TREE_READONLY.
425 * parser.c (cp_parser_check_condition_declarator): Handle
428 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
430 * typeck.c (cxx_sizeof_or_alignof_type): Return size_one_node instead
431 of using it in dead store.
433 2018-05-29 Jason Merrill <jason@redhat.com>
435 PR c++/67445 - returning temporary initializer_list.
436 PR c++/67711 - assigning from temporary initializer_list.
437 PR c++/48562 - new initializer_list.
438 * typeck.c (maybe_warn_about_returning_address_of_local): Also warn
439 about returning local initializer_list.
440 * cp-tree.h (AUTO_TEMP_NAME, TEMP_NAME_P): Remove.
441 * call.c (build_over_call): Warn about assignment from temporary
443 * init.c (build_new_1): Warn about 'new std::initializer_list'.
444 (find_list_begin, maybe_warn_list_ctor): New.
445 (perform_member_init): Use maybe_warn_list_ctor.
447 2018-05-29 Marek Polacek <polacek@redhat.com>
450 * init.c (build_new): Handle deducing a class with new
451 with more than one argument.
453 2018-05-29 Jakub Jelinek <jakub@redhat.com>
456 * init.c (build_aggr_init): For structured binding initialized from
457 array call mark_rvalue_use on the initializer.
459 2018-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
461 * decl2.c (start_static_storage_duration_function): Use
462 splay_tree_delete_pointers.
464 2018-05-25 Jason Merrill <jason@redhat.com>
466 PR c++/85815 - reference to member of enclosing template.
467 * search.c (lookup_base): Use currently_open_class.
468 (lookup_member): Use it regardless of -fconcepts.
469 * parser.c (cp_parser_postfix_dot_deref_expression): Check it.
471 CWG 616, 1213 - value category of subobject references.
472 * tree.c (lvalue_kind): Fix handling of ARRAY_REF of pointer.
474 2018-05-24 Jason Merrill <jason@redhat.com>
476 PR c++/85842 - -Wreturn-type, constexpr if and generic lambda.
477 * pt.c (tsubst_lambda_expr): Copy current_function_returns_* to
480 2018-05-24 Ville Voutilainen <ville.voutilainen@gmail.com>
482 Pedwarn on a non-standard position of a C++ attribute.
483 * parser.c (cp_parser_namespace_definition): Pedwarn about attributes
484 after the namespace name.
486 2018-05-24 Paolo Carlini <paolo.carlini@oracle.com>
488 * cp-tree.h (INDIRECT_TYPE_P): New.
489 * call.c (build_trivial_dtor_call, maybe_warn_class_memaccess,
490 joust): Use it instead of POINTER_TYPE_P.
491 * class.c (update_vtable_entry_for_fn, find_flexarrays,
492 * fixed_type_or_null, resolves_to_fixed_type_p): Likewise.
493 * constexpr.c (cxx_eval_binary_expression, cxx_fold_indirect_ref,
494 * cxx_eval_increment_expression, potential_constant_expression_1):
496 * cp-gimplify.c (cp_gimplify_expr, cp_genericize_r): Likewise.
497 * cp-objcp-common.c (cxx_get_alias_set): Likewise.
498 * cp-ubsan.c (cp_ubsan_maybe_instrument_member_call,
499 cp_ubsan_maybe_instrument_downcast): Likewise.
500 * cvt.c (cp_convert_to_pointer, ocp_convert,
501 cp_get_fndecl_from_callee, maybe_warn_nodiscard, convert): Likewise.
502 * cxx-pretty-print.c (cxx_pretty_printer::abstract_declarator,
503 pp_cxx_offsetof_expression_1): Likewise.
504 * decl.c (grokparms, static_fn_type): Likewise.
505 * decl2.c (grokbitfield): Likewise.
506 * error.c (dump_expr): Likewise.
507 * except.c (initialize_handler_parm, check_noexcept_r): Likewise.
508 * init.c (warn_placement_new_too_small): Likewise.
509 * lambda.c (build_capture_proxy, add_capture): Likewise.
510 * parser.c (cp_parser_omp_for_loop): Likewise.
511 * pt.c (convert_nontype_argument, fn_type_unification,
512 uses_deducible_template_parms, check_cv_quals_for_unify,
513 dependent_type_p_r): Likewise.
514 * search.c (check_final_overrider): Likewise.
515 * semantics.c (handle_omp_array_sections, finish_omp_clauses,
516 finish_omp_for): Likewise.
517 * tree.c (cp_build_qualified_type_real): Likewise.
518 * typeck.c (build_class_member_access_expr,
519 finish_class_member_access_expr, build_x_indirect_ref,
520 cp_build_indirect_ref_1, cp_build_binary_op, build_const_cast_1):
523 2018-05-24 Jason Merrill <jason@redhat.com>
525 PR c++/85864 - literal template and default template arg.
526 * pt.c (instantiation_dependent_r): Handle NONTYPE_ARGUMENT_PACK.
528 2018-05-24 Marek Polacek <polacek@redhat.com>
531 * init.c (build_new_1): Use fold_non_dependent_expr. Use a dedicated
532 variable for its result. Fix a condition.
533 (build_new): Use fold_non_dependent_expr. Tweak a condition.
535 2018-05-23 Jason Merrill <jason@redhat.com>
537 Fix cast to rvalue reference from prvalue.
538 * cvt.c (diagnose_ref_binding): Handle rvalue reference.
539 * rtti.c (build_dynamic_cast_1): Don't try to build a reference to
540 non-class type. Handle xvalue argument.
541 * typeck.c (build_reinterpret_cast_1): Allow cast from prvalue to
543 * semantics.c (finish_compound_literal): Do direct-initialization,
544 not cast, to initialize a reference.
546 CWG 616, 1213 - value category of subobject references.
547 * tree.c (lvalue_kind): A reference to a subobject of a prvalue is
549 * typeck2.c (build_m_component_ref): Likewise.
550 * typeck.c (cp_build_addr_expr_1, lvalue_or_else): Remove diagnostic
551 distinction between temporary and xvalue.
553 2018-05-23 Marek Polacek <polacek@redhat.com>
555 Implement P0614R1, Range-based for statements with initializer.
556 * parser.c (cp_parser_range_based_for_with_init_p): New.
557 (cp_parser_init_statement): Use it. Parse the optional init-statement
558 for a range-based for loop.
559 (cp_parser_skip_to_closing_parenthesis_1): Handle balancing ?:.
561 2018-05-22 Jason Merrill <jason@redhat.com>
563 PR c++/81420 - not extending temporary lifetime.
564 * call.c (extend_ref_init_temps_1): Handle ARRAY_REF.
565 * class.c (build_base_path): Avoid redundant move of an rvalue.
567 PR c++/85866 - error with .* in default template arg.
568 * pt.c (tsubst_copy_and_build): Handle partial instantiation.
570 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
572 * parser.c (cp_parser_parameter_declaration_list): Remove
574 (cp_parser_parameter_declaration_clause): Adjust.
575 (cp_parser_cache_defarg): Likewise.
577 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
580 * parser.c (cp_parser_maybe_commit_to_declaration,
581 cp_parser_check_condition_declarator): New.
582 (cp_parser_simple_declaration): Use the first above.
583 (cp_parser_condition): Use both the above; enforce
584 [stmt.stmt]/2 about the declarator not specifying
585 a function or an array; improve error-recovery.
587 2018-05-20 Jason Merrill <jason@redhat.com>
589 PR libstdc++/85843 - warning in logic_error copy constructor.
590 * class.c (type_has_user_nondefault_constructor): Check for a
591 user-provided ctor, not user-declared.
593 2018-05-19 Jason Merrill <jason@redhat.com>
595 * pt.c (tsubst_pack_expansion): Sorry rather than abort
596 on __integer_pack as subexpression of pattern.
598 2018-05-18 Jason Merrill <jason@redhat.com>
600 PR c++/58407 - deprecated implicit copy ops.
601 * call.c (build_over_call): Warn about deprecated trivial fns.
602 * class.c (classtype_has_user_copy_or_dtor): New.
603 (type_build_ctor_call): Check TREE_DEPRECATED.
604 (type_build_dtor_call): Likewise.
605 * decl2.c (cp_warn_deprecated_use): Move from tree.c.
606 Add checks. Return bool. Handle -Wdeprecated-copy.
608 * decl.c (grokdeclarator): Remove redundant checks.
609 * typeck2.c (build_functional_cast): Likewise.
610 * method.c (lazily_declare_fn): Mark deprecated copy ops.
611 * init.c (build_aggr_init): Only set TREE_USED if there are
614 2018-05-18 Cesar Philippidis <cesar@codesourcery.com>
617 * cp-gimplify.c (cp_genericize_r): Call genericize_omp_for_stmt for
620 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
622 * constexpr.c (cxx_eval_constant_expression): Remove FMA_EXPR handling.
623 (potential_constant_expression_1): Likewise.
625 2018-05-16 Marek Polacek <polacek@redhat.com>
628 * call.c (set_flags_from_callee): Handle AGGR_INIT_EXPRs too.
629 * tree.c (bot_manip): Call set_flags_from_callee for
632 2018-05-15 Jason Merrill <jason@redhat.com>
634 * cp-tree.h (cp_expr): Remove copy constructor.
635 * mangle.c (struct releasing_vec): Declare copy constructor.
637 * constexpr.c (cxx_eval_vec_init_1): Pass tf_none if ctx->quiet.
639 PR c++/64372 - CWG 1560, gratuitous lvalue-rvalue conversion in ?:
640 * call.c (build_conditional_expr_1): Don't force_rvalue when one arm
641 is a throw-expression.
643 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
645 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
646 (FOR_EACH_CLONE): Update.
647 * decl.c (grokdeclarator): Use it.
648 * decl2.c (vague_linkage_p): Likewise.
649 * mangle.c (mangle_decl): Likewise.
650 * method.c (lazily_declare_fn): Likewise.
651 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
652 * repo.c (repo_emit_p): Likewise.
653 * tree.c (decl_linkage): Likewise.
655 2018-05-14 Jason Merrill <jason@redhat.com>
657 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
658 * tree.c (build_cp_fntype_variant): New.
659 (build_ref_qualified_type, build_exception_variant)
660 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
661 (cxx_type_hash_eq, cp_check_qualified_type): Check
662 TYPE_HAS_LATE_RETURN_TYPE.
663 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
664 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
665 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
666 (adjust_clone_args): Likewise.
667 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
668 build_cp_fntype_variant.
669 (grokdeclarator): Pass late_return_type_p to grokfndecl.
670 (check_function_type): Use cxx_copy_lang_qualifiers.
671 (static_fn_type): Use cxx_copy_lang_qualifiers.
672 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
673 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
674 (change_return_type): Use cxx_copy_lang_qualifiers.
675 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
676 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
677 return type on the declarator like a normal trailing return type.
678 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
679 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
680 * typeck.c (merge_types): Use build_cp_fntype_variant.
682 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
684 * cp-tree.h (TYPE_REF_P): New.
685 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
686 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
687 direct_reference_binding, reference_binding, implicit_conversion,
688 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
689 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
690 build_over_call, perform_implicit_conversion_flags,
691 extend_ref_init_temps, type_has_extended_temps): Use it.
692 * class.c (one_inheriting_sig, check_field_decls,
693 check_bases_and_members, find_flexarrays, finish_struct,
694 fixed_type_or_null): Likewise.
695 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
696 non_const_var_error, cxx_eval_constant_expression,
697 potential_constant_expression_1): Likewise.
698 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
699 cp_genericize_r, cxx_omp_privatize_by_reference,
700 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
701 cp_fold_maybe_rvalue): Likewise.
702 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
703 * cvt.c (build_up_reference, convert_to_reference,
704 convert_from_reference, convert_to_void, noexcept_conv_p,
705 fnptr_conv_p): Likewise.
706 * decl.c (poplevel, check_for_uninitialized_const_var,
707 check_initializer, initialize_local_var, cp_finish_decl,
708 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
709 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
710 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
711 decl_maybe_constant_var_p): Likewise.
712 * error.c (dump_type_prefix, dump_expr): Likewise.
713 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
714 is_admissible_throw_operand_or_catch_parameter): Likewise.
715 * expr.c (mark_use): Likewise.
716 * init.c (build_zero_init_1, build_value_init_noctor,
717 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
718 build_new, build_delete): Likewise.
719 * lambda.c (build_lambda_object): Likewise.
720 * mangle.c (write_expression, write_template_arg): Likewise.
721 * method.c (forward_parm, do_build_copy_constructor,
722 do_build_copy_assign, build_stub_object, constructible_expr,
723 walk_field_subobs): Likewise.
724 * parser.c (cp_parser_omp_for_loop_init,
725 cp_parser_omp_declare_reduction_exprs,
726 cp_parser_omp_declare_reduction): Likewise.
727 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
728 convert_template_argument, tsubst_pack_expansion,
729 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
730 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
731 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
732 value_dependent_expression_p, build_deduction_guide): Likewise.
733 * semantics.c (finish_handler_parms, finish_non_static_data_member,
734 finish_compound_literal, omp_privatize_field,
735 handle_omp_array_sections_1, handle_omp_array_sections,
736 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
737 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
738 finish_omp_clauses, finish_decltype_type, capture_decltype,
739 finish_builtin_launder): Likewise.
740 * tree.c (lvalue_kind, cp_build_reference_type, move,
741 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
742 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
743 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
744 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
745 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
746 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
747 convert_for_initialization,
748 maybe_warn_about_returning_address_of_local, check_return_expr,
749 cp_type_quals, casts_away_constness, non_reference): Likewise.
750 * typeck2.c (cxx_readonly_error, store_init_value,
751 process_init_constructor_record, build_x_arrow, build_functional_cast,
752 add_exception_specifier): Likewise.
754 2018-05-14 Jason Merrill <jason@redhat.com>
756 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
757 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
759 2018-05-11 Jakub Jelinek <jakub@redhat.com>
762 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
763 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
764 cxx_omp_predetermined_sharing_1. Rename old function to ...
765 (cxx_omp_predetermined_sharing_1): ... this.
766 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
767 instead of cxx_omp_predetermined_sharing.
769 2018-05-10 Jason Merrill <jason@redhat.com>
771 * decl.c (cp_finish_decl): Don't instantiate auto variable.
772 (check_static_variable_definition): Allow auto.
773 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
775 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
776 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
778 Core issue 2310 - conversion to base of incomplete type.
779 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
781 CWG 2267 - list-initialization of reference temporary
782 * call.c (reference_binding): List-initializing a reference
783 temporary is copy-list-initialization.
785 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
787 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
788 instantiation in template context.
790 * class.c (vbase_has_user_provided_move_assign): Use
793 * lambda.c (lambda_expr_this_capture): Improve logic.
795 * decl.c (make_typename_type): s/parameters/arguments/.
796 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
797 * pt.c (make_pack_expansion): Correct error message.
799 2018-05-10 Jakub Jelinek <jakub@redhat.com>
802 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
803 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
806 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
809 * decl2.c (adjust_var_decl_tls_model): New static function.
810 (comdat_linkage): Call it on a variable.
811 (maybe_make_one_only): Likewise.
813 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
817 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
820 * parser.c (cp_parser_parameter_declaration_list): When the
821 entire parameter-declaration-list is erroneous maybe call
822 abort_fully_implicit_template.
824 2018-05-08 Jason Merrill <jason@redhat.com>
826 PR c++/85706 - class deduction under decltype
827 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
828 *walk_subtrees whether or not we walked into the operand.
829 (type_uses_auto): Only look at deduced contexts.
831 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
834 * parser.c (cp_parser_parameter_declaration_list): When the
835 entire parameter-declaration-list is erroneous maybe call
836 abort_fully_implicit_template.
838 2018-05-08 Marek Polacek <polacek@redhat.com>
841 * semantics.c (finish_if_stmt_cond): See through typedefs.
843 2018-05-07 Jason Merrill <jason@redhat.com>
845 PR c++/85646 - lambda visibility.
846 * decl2.c (determine_visibility): Don't mess with template arguments
847 from the containing scope.
848 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
851 2018-05-07 Nathan Sidwell <nathan@acm.org>
854 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
855 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
856 (SET_DECL_SHADOWED_FOR_VAR): Delete.
857 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
858 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
860 * name-lookup.h (struct cp_binding_level): Remove
861 dead_vars_from_for field.
862 * cp-lang.c (cp_init_ts): Delete.
863 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
864 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
865 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
866 (init_shadowed_var_for_decl): Delete.
867 * decl.c (poplevel): Remove shadowed for var handling.
868 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
869 * name-lookup.c (find_local_binding): Remove shadowed for var
871 (check_local_shadow): Likewise.
872 (check_for_out_of_scope_variable): Delete.
873 * parser.c (cp_parser_primary_expression): Remove shadowed for var
875 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
876 * semantics.c (begin_for_scope): Always have a scope.
877 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
878 (begin_range_for_stmt, finish_id_expression): Likewise.
880 2018-05-07 Jason Merrill <jason@redhat.com>
882 PR c++/85618 - ICE with initialized VLA.
883 * tree.c (vla_type_p): New.
884 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
885 rather than array_of_runtime_bound_p.
887 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
889 * cvt.c (ocp_convert): Early handle the special case of a
890 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
892 2018-05-03 Jason Merrill <jason@redhat.com>
894 PR c++/85600 - virtual delete failure.
895 * init.c (build_delete): Always save_expr when deleting.
897 2018-05-03 Nathan Sidwell <nathan@acm.org>
899 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
900 * name-lookup.c (do_pushdecl): Likewise.
902 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
903 Jason Merrill <jason@redhat.com>
906 * name-lookup.c (check_local_shadow): Don't handle static old
907 declarations in the block handling locals shadowing locals.
909 2018-05-01 Jason Merrill <jason@redhat.com>
911 PR c++/85587 - error with scoped enum in template.
912 * semantics.c (finish_qualified_id_expr): Don't return an
913 unqualified IDENTIFIER_NODE.
915 2018-04-30 Jason Merrill <jason@redhat.com>
917 PR c++/85580 - extern "C" and local variables
918 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
920 PR c++/84701 - unsigned typeof.
921 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
922 of long/short/signed/unsigned.
924 PR c++/85305 - pack in lambda init-capture.
925 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
926 check_for_bare_parameter_packs in a subexpression.
927 (cp_parser_lambda_introducer): Use it.
929 PR c++/61982 - dead stores to destroyed objects.
930 * call.c (build_trivial_dtor_call): New, assigns a clobber.
931 (build_over_call, build_special_member_call): Use it.
932 * cp-tree.h: Declare it.
933 * init.c (build_delete): Remove trivial path.
935 * init.c (build_dtor_call): Use build_special_member_call.
936 (build_delete): Remove redundant uses of save_addr.
938 * decl.c (build_clobber_this): Use build_clobber.
940 2018-04-27 Jakub Jelinek <jakub@redhat.com>
943 * init.c (build_zero_init_1): For zero initialization of
944 NULLPTR_TYPE_P type use build_int_cst directly.
946 2018-04-27 David Malcolm <dmalcolm@redhat.com>
949 * name-lookup.c (consider_binding_level): Skip compiler-generated
951 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
952 nested if statements into a series of rejection tests. Reject
953 lambda-ignored entities as suggestions.
955 2018-04-27 Jason Merrill <jason@redhat.com>
957 * cvt.c (cp_fold_convert): Use convert_ptrmem.
958 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
960 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
963 * decl.c (grokdeclarator): Clear friendp upon definition in local
964 class definition error.
966 2018-04-27 Jason Merrill <jason@redhat.com>
968 PR c++/85545 - ICE with noexcept PMF conversion.
969 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
971 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
973 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
975 2018-04-27 Nathan Sidwell <nathan@acm.org>
977 * typeck.c (convert_ptrmem): Move local var decls to initialization.
979 * cp-tree.h (TEMPLATE_INFO): Fix comments.
980 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
981 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
982 (dump, print_other_binding_stacks): Remove declarations.
983 * name-lookup.c (print_other_binding_stack): Make static.
984 * pt.c (build_template_decl): Make static.
986 2018-04-26 Jason Merrill <jason@redhat.com>
988 PR c++/85545 - ICE with noexcept PMF conversion.
989 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
991 2018-04-25 Nathan Sidwell <nathan@acm.org>
995 * cp-tree.h (REINTERPRET_CAST_P): New.
996 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
997 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
998 for non-trivial PTRMEM_CST cases.
999 * typeck.c (build_nop_reinterpret): New.
1000 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
1001 NOP_EXPRs returned by cp_convert.
1003 2018-04-23 Jason Merrill <jason@redhat.com>
1005 PR c++/69560 - wrong alignof(double) on x86.
1006 CWG 1879 - Inadequate definition of alignment requirement.
1007 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
1008 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
1009 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
1010 (cxx_alignof_expr): Pass it.
1011 * parser.c (cp_parser_unary_expression): Pass it.
1012 * pt.c (tsubst_copy): Copy it.
1013 (tsubst_copy_and_build): Pass it.
1014 * decl.c (fold_sizeof_expr): Pass it.
1016 2018-04-23 Jakub Jelinek <jakub@redhat.com>
1017 Jason Merrill <jason@redhat.com>
1019 PR c++/85470 - wrong error with static data member.
1020 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
1021 * typeck2.c (store_init_value): Likewise.
1023 2018-04-20 Jakub Jelinek <jakub@redhat.com>
1026 * cp-tree.h (tinst_level): Remove in_system_header_p member,
1027 change refcount member from unsigned char to unsigned short,
1028 add refcount_infinity static data member, adjust comments.
1029 * pt.c (tinst_level::refcount_infinity): Define.
1030 (inc_refcount_use): Remove assert, don't increment if refcount
1031 is already refcount_infinity, adjust comment.
1032 (dec_refcount_use): Remove assert, don't decrement if refcount
1033 is refcount_infinity, adjust comment.
1034 (push_tinst_level_loc): Formatting fix.
1036 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
1039 * pt.c (lookup_template_class_1): Check pushtag return value for
1042 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
1045 * cp-tree.h (tinst_level::free): Fix whitespace.
1047 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
1050 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
1051 for error_mark_node.
1053 2018-04-18 Jakub Jelinek <jakub@redhat.com>
1056 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
1057 tricks from here to ...
1058 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
1059 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
1061 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
1064 * cp-tree.h (struct tinst_level): Split decl into tldcl and
1065 targs. Add private split_list_p, tree_list_p, and not_list_p
1066 inline const predicates; to_list private member function
1067 declaration; free public member function declaration; list_p,
1068 get_node and maybe_get_node accessors, and refcount data
1069 member. Narrow errors to unsigned short.
1070 * error.c (print_instantiation_full_context): Use new
1072 (print_instantiation_partial_context_line): Likewise. Drop
1073 const from tinst_level-typed parameter.
1074 * mangle.c (mangle_decl_string): Likewise.
1075 * pt.c (freelist): New template class.
1076 (tree_list_freelist_head): New var.
1077 (tree_list_freelist): New fn, along with specializations.
1078 (tinst_level_freelist_head): New var.
1079 (pending_template_freelist_head): Likewise.
1080 (tinst_level_freelist, pending_template_freelist): New fns.
1081 (tinst_level::to_list, tinst_level::free): Define.
1082 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
1083 (set_refcount_ptr): New template fn.
1084 (add_pending_template): Adjust for refcounting, freelists and
1086 (neglectable_inst_p): Take a NULL d as a non-DECL.
1087 (limit_bad_template_recursion): Use new accessors.
1088 (push_tinst_level): New overload to create the list.
1089 (push_tinst_level_loc): Make it static, split decl into two
1090 args, adjust tests and initialization to cope with split
1091 lists, use freelist, adjust for refcounting.
1092 (push_tinst_level_loc): New wrapper with the old interface.
1093 (pop_tinst_level): Adjust for refcounting.
1094 (record_last_problematic_instantiation): Likewise.
1095 (reopen_tinst_level): Likewise. Use new accessors.
1096 (instantiate_alias_template): Adjust for split list.
1097 (fn_type_unification): Likewise.
1098 (get_partial_spec_bindings): Likewise.
1099 (instantiate_pending_templates): Use new accessors. Adjust
1100 for refcount. Release pending_template to freelist.
1101 (instantiating_current_function_p): Use new accessors.
1103 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
1106 * parser.c (cp_parser_builtin_offset): Reject type definitions.
1107 * mangle.c (nested_anon_class_index): Avoid crash returning -1
1108 if we've seen errors.
1110 2018-04-12 David Malcolm <dmalcolm@redhat.com>
1113 * name-lookup.c (macro_use_before_def::maybe_make): New function,
1114 checking that the use is indeed before the definition.
1115 (macro_use_before_def::macro_use_before_def): Make private.
1116 (macro_use_before_def::~macro_use_before_def): Make private. Move
1117 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
1118 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
1119 than using new directly.
1121 2018-04-12 Jason Merrill <jason@redhat.com>
1123 PR c++/85356 - ICE with pointer to member function.
1124 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
1125 flag_noexcept_type. Build the new spec within the function context.
1126 * except.c (build_noexcept_spec): Do get constant value in templates
1127 if flag_noexcept_type.
1128 * decl.c (check_redeclaration_exception_specification): Don't
1129 instantiate noexcept on a dependent declaration.
1131 2018-04-12 Marek Polacek <polacek@redhat.com>
1134 * constexpr.c (reduced_constant_expression_p): Return false for null
1137 2018-04-11 Marek Polacek <polacek@redhat.com>
1140 * constexpr.c (potential_constant_expression_1): Consider conversions
1141 from classes to literal types potentially constant.
1143 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
1146 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
1147 the type like TYPE_PTR_OR_PTRMEM_P.
1149 2018-04-10 Jason Merrill <jason@redhat.com>
1151 PR debug/65821 - wrong location for main().
1152 * call.c (clear_location_r, convert_default_arg): Revert.
1153 * tree.c (break_out_target_exprs): Add clear_location parm.
1154 (struct bot_data): New.
1155 (bot_manip): Clear location if requested.
1156 * init.c (get_nsdmi): Pass clear_location.
1158 2018-04-10 David Malcolm <dmalcolm@redhat.com>
1161 * call.c (get_fndecl_argument_location): Make non-static.
1162 * cp-tree.h (get_fndecl_argument_location): New decl.
1163 * typeck.c (convert_for_assignment): When complaining due to
1164 conversions for an argument, show the location of the parameter
1167 2018-04-10 Jakub Jelinek <jakub@redhat.com>
1169 PR c++/85312 - P0962 cleanup
1170 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
1173 2018-04-10 Jason Merrill <jason@redhat.com>
1175 PR debug/65821 - wrong location for main().
1176 * call.c (clear_location_r): New.
1177 (convert_default_arg): Use it.
1178 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
1180 PR c++/85285 - ICE with flexible array after substitution.
1181 * pt.c (instantiate_class_template_1): Check for flexible array in
1184 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
1187 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
1188 issue a pedwarn and defer trying to do bindings.
1190 2018-04-09 Jason Merrill <jason@redhat.com>
1192 PR c++/85279 - dump_expr doesn't understand decltype.
1193 * error.c (dump_expr): Handle DECLTYPE_TYPE.
1195 PR c++/85262 - ICE with redundant qualification on constructor.
1196 * call.c (build_new_method_call_1): Move make_args_non_dependent
1197 after A::A() handling.
1199 PR c++/85277 - ICE with invalid offsetof.
1200 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
1201 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
1203 PR c++/85264 - ICE with excess template-parameter-list.
1204 * parser.c (cp_parser_check_template_parameters): Add template_id_p
1205 parameter. Don't allow an extra template header if true.
1206 (cp_parser_class_head): Pass template_id_p.
1207 (cp_parser_elaborated_type_specifier): Likewise.
1208 (cp_parser_alias_declaration): Likewise.
1209 (cp_parser_check_declarator_template_parameters): Likewise.
1211 2018-04-09 Jakub Jelinek <jakub@redhat.com>
1214 * parser.c (cp_parser_simple_declaration): For structured bindings,
1215 if *maybe_range_for_decl is NULL after parsing it, set it to
1218 2018-04-09 Jason Merrill <jason@redhat.com>
1220 PR c++/85256 - ICE capturing pointer to VLA.
1221 * lambda.c (add_capture): Distinguish between variable-size and
1222 variably-modified types.
1224 2018-04-06 Jason Merrill <jason@redhat.com>
1226 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
1227 * pt.c (extract_locals_r): Remember local typedefs.
1229 2018-04-06 David Malcolm <dmalcolm@redhat.com>
1232 * name-lookup.c (struct std_name_hint): Move out of
1233 get_std_name_hint; add field "min_dialect".
1234 (get_std_name_hint): Add min_dialect values to all initializers.
1235 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
1236 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
1237 <shared_mutex>, <string_view>, <thread>, and <variant>.
1238 Add fstream, ifstream, and ofstream to <fstream>.
1239 Add istringstream, ostringstream, and stringstream to <sstream>.
1240 Add basic_string to <string>.
1241 Add tuple_element and tuple_size to <tuple>.
1242 Add declval to <utility>.
1243 Fix ordering of <queue> and <tuple>.
1244 Return a std_name_hint, rather than a const char *.
1245 (get_cxx_dialect_name): New function.
1246 (maybe_suggest_missing_std_header): Detect names that aren't yet
1247 available in the current dialect, and instead of suggesting a
1248 missing #include, warn about the dialect.
1250 2018-04-06 Jakub Jelinek <jakub@redhat.com>
1253 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
1254 errorcount is set if tsubst doesn't return a VAR_DECL.
1256 2018-04-06 David Malcolm <dmalcolm@redhat.com>
1259 * name-lookup.c (using_directives_contain_std_p): New function.
1260 (has_using_namespace_std_directive_p): New function.
1261 (suggest_alternatives_for): Simplify if/else logic using early
1262 returns. If no candidates were found, and there's a
1263 "using namespace std;" directive, call
1264 maybe_suggest_missing_std_header.
1265 (maybe_suggest_missing_header): Split later part of the function
1267 (maybe_suggest_missing_std_header): New.
1269 2018-04-06 Jason Merrill <jason@redhat.com>
1271 PR c++/85242 - ICE with class definition in template parm.
1272 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
1273 processing_template_parmlist.
1275 PR c++/85240 - LTO ICE with using of undeduced auto fn.
1276 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
1278 2018-04-05 Jakub Jelinek <jakub@redhat.com>
1281 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
1282 is not prev, if prev == decl.
1285 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
1286 maybe_apply_pragma_weak here...
1287 (cp_maybe_mangle_decomp): ... but call it here instead.
1289 2018-04-05 Jason Merrill <jason@redhat.com>
1291 PR c++/85136 - ICE with designated init in template.
1292 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
1293 designated initializer.
1294 (check_array_designated_initializer): Update ce->index with the
1297 PR c++/83808 - ICE with VLA initialization.
1298 * typeck2.c (process_init_constructor_array): Don't require a VLA
1299 initializer to have VLA type.
1301 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
1304 * call.c (convert_like_real): Fail gracefully for a broken
1305 std::initializer_list, missing a definition.
1307 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
1309 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
1312 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
1313 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
1315 2018-04-05 Jason Merrill <jason@redhat.com>
1317 PR c++/82152 - ICE with class deduction and inherited ctor.
1318 * pt.c (do_class_deduction): Ignore inherited ctors.
1320 PR c++/84665 - ICE with array of empty class.
1321 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
1323 PR c++/85228 - ICE with lambda in enumerator in template.
1324 * pt.c (bt_instantiate_type_proc): Don't assume
1325 CLASSTYPE_TEMPLATE_INFO is non-null.
1327 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
1330 * decl.c (find_decomp_class_base): Check accessibility instead
1331 of declared access, adjust diagnostic.
1333 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
1336 * decl.c (get_tuple_decomp_init): Check the templatedness
1339 2018-04-05 Jason Merrill <jason@redhat.com>
1341 PR c++/85200 - ICE with constexpr if in generic lambda.
1342 * pt.c (extract_locals_r): Don't record the local specs of variables
1343 declared within the pattern.
1345 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
1348 * pt.c (check_auto_in_tmpl_args): New.
1349 (tsubst_qualified_id): Use it to reject template args
1350 referencing auto for non-type templates.
1351 * parser.c (cp_parser_template_id): Likewise.
1352 * cp-tree.h (check_auto_in_tmpl_args): Declare.
1353 * typeck2.c (build_functional_cast): Report correct location
1354 for invalid use of auto.
1356 2018-04-04 Jason Merrill <jason@redhat.com>
1358 PR c++/85215 - ICE with copy-init from conversion.
1359 * call.c (merge_conversion_sequences): Fix type of direct binding
1362 PR c++/84938 - ICE with division by ~-1.
1363 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
1365 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
1366 * parser.c (cp_parser_mem_initializer_list): Call
1367 check_for_bare_parameter_packs.
1369 2018-04-04 Jakub Jelinek <jakub@redhat.com>
1372 * constexpr.c (cxx_eval_builtin_function_call): For calls to
1373 builtin_valid_in_constant_expr_p functions, don't call
1374 cxx_eval_constant_expression if argument is not
1375 potential_constant_expression.
1378 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
1380 * semantics.c (calculate_bases): Add complain argument. Use
1381 complete_type_or_maybe_complain instead of just complete_type and
1382 return an empty vector if it fails. Move make_tree_vector () call
1383 after early return. Formatting fixes.
1384 (calculate_direct_bases): Likewise. Call release_tree_vector at the
1386 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
1387 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
1388 calculate_direct_bases callers, formatting fixes.
1390 2018-04-04 Jason Merrill <jason@redhat.com>
1392 PR c++/85006 - -fconcepts ICE with A<auto...> return type
1393 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
1395 PR c++/85200 - ICE with constexpr if in generic lambda.
1396 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
1398 PR c++/84221 - bogus -Wunused with attribute and template.
1399 * decl2.c (is_late_template_attribute): Handle unused and used
1400 normally on non-TYPE_DECL.
1402 PR c++/85135 - ICE with omitted template arguments.
1403 * decl.c (grokdeclarator): Catch deduced class type in trailing
1406 PR c++/85133 - ICE with missing concept initializer.
1407 * decl.c (cp_finish_decl): If a concept initializer is missing, use
1410 PR c++/85118 - wrong error with generic lambda and std::bind.
1411 * call.c (add_template_conv_candidate): Disable if there are any
1414 PR c++/85141 - ICE with compound assignment and static member fn.
1415 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
1416 compound assignment.
1418 PR c++/85148 - ICE with 'this' in array NSDMI.
1419 * tree.c (replace_placeholders_r): Use handled_component_p.
1421 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
1424 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
1425 * parser.c (cp_parser_unqualified_id): ..not here.
1427 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
1430 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
1432 * decl2.c (mark_used): Return without effects if tf_conv.
1434 2018-04-03 Jason Merrill <jason@redhat.com>
1436 PR c++/85092 - C++17 ICE with unused list constructor.
1437 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
1440 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
1441 * constexpr.c (cxx_eval_builtin_function_call): Only defer
1442 __builtin_constant_p if ctx->quiet.
1444 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
1447 * pt.c (rewrite_template_parm): If the first argument is
1448 error_mark_node return it immediately.
1449 (build_deduction_guide): Check the return value of the
1450 latter for error_mark_node.
1451 (do_class_deduction): Check the return value of the latter.
1453 2018-04-03 Jason Merrill <jason@redhat.com>
1455 * semantics.c (finish_if_stmt_cond): Use
1456 instantiation_dependent_expression_p.
1458 PR c++/85149 - generic lambda and constexpr if.
1459 * pt.c (build_extra_args, add_extra_args): Split from
1460 tsubst_pack_expansion.
1461 (tsubst_expr) [IF_STMT]: Use them.
1462 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
1464 * typeck.c (merge_types): Limit matching attribute shortcut to
1467 2018-04-03 Jakub Jelinek <jakub@redhat.com>
1470 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
1473 * name-lookup.c (handle_namespace_attrs): Return early if attributes
1477 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
1478 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
1479 instead for static data members clear init and set DECL_EXTERNAL.
1481 2018-04-02 Jason Merrill <jason@redhat.com>
1483 PR c++/64095 - auto... parameter pack.
1484 * parser.c (cp_parser_parameter_declaration): Handle turning autos
1486 (cp_parser_parameter_declaration_list): Not here.
1488 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
1491 * class.c (instantiate_type): Peel off SAVE_EXPR before
1494 2018-03-30 Jason Merrill <jason@redhat.com>
1496 * typeck2.c (process_init_constructor_record): Use
1497 init_list_type_node for the CONSTRUCTOR around an anonymous union
1498 designated initializer.
1500 2018-03-30 Jakub Jelinek <jakub@redhat.com>
1503 * semantics.c (finish_omp_reduction_clause): If
1504 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
1505 even if processing_template_decl.
1507 2018-03-29 David Malcolm <dmalcolm@redhat.com>
1510 * name-lookup.c (get_std_name_hint): Add names from <memory>,
1511 <tuple>, and <utility>.
1513 2018-03-29 Jason Merrill <jason@redhat.com>
1515 PR c++/85093 - too many template args with pack expansion.
1516 * pt.c (coerce_template_parms): Keep pack expansion args that will
1519 2018-03-29 Jason Merrill <jason@redhat.com>
1521 * pt.c (build_non_dependent_expr): Propagate expr location.
1523 2018-03-27 Jason Merrill <jason@redhat.com>
1525 PR c++/85060 - wrong-code with call to base member in template.
1526 * search.c (any_dependent_bases_p): Check uses_template_parms
1527 rather than processing_template_decl.
1529 2018-03-29 David Malcolm <dmalcolm@redhat.com>
1532 * typeck.c (convert_for_assignment): When complaining due to
1533 conversions for an argument, attempt to use the location of the
1536 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
1539 * pt.c (tsubst_default_argument): Early return if the type of the
1540 parameter is erroneous.
1542 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
1545 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
1549 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
1551 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
1554 * method.c (defaulted_late_check): Partially revert r253321 changes,
1555 do not early return upon error.
1557 2018-03-27 Jakub Jelinek <jakub@redhat.com>
1560 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
1561 type call fold to generate VECTOR_CSTs when possible.
1564 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
1565 return it right away.
1567 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
1569 * search.c (check_final_overrider): Use inform instead of error
1570 for the diagnostics of the overridden functions. Tweak wording.
1572 2018-03-27 Jakub Jelinek <jakub@redhat.com>
1575 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
1576 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
1578 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
1579 Jason Merrill <jason@redhat.com>
1582 * init.c (build_aggr_init): When initializing from array,
1583 reject anything but CONSTRUCTORs and TARGET_EXPRs.
1584 (build_vec_init): Handle separately ARRAY_TYPEs.
1586 2018-03-26 Jason Merrill <jason@redhat.com>
1588 PR c++/85062 - ICE with alignas in wrong place.
1589 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
1592 PR c++/85049 - ICE with __integer_pack.
1593 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
1594 * cp-tree.h (TEMPLATE_PARM_P): New.
1596 2018-03-23 Jason Merrill <jason@redhat.com>
1598 PR c++/78489 - wrong SFINAE behavior.
1601 * pt.c (type_unification_real): Don't defer substitution failure.
1603 2018-03-23 Jakub Jelinek <jakub@redhat.com>
1606 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
1610 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
1611 cp_build_unary_op call with gcc_unreachable ().
1613 2018-03-23 Marek Polacek <polacek@redhat.com>
1616 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
1617 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
1618 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
1620 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
1623 * parser.c (cp_parser_perform_range_for_lookup): Change
1624 the condition for deciding whether to use members.
1626 2018-03-23 Marek Polacek <polacek@redhat.com>
1629 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
1631 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
1634 * parser.c (cp_parser_alias_declaration): Call
1635 parser_check_template_parameters.
1638 * pt.c (resolve_typename_type): Drop assert that stopped
1639 simplification to template-independent types. Add assert to
1640 verify the initial scope is template dependent.
1641 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
1642 Reparse the id expression as a type-name, not a declarator.
1645 * init.c (build_vec_init): Error at parenthesized array init.
1650 * cp-tree.h (temp_override): New template class, generalizing
1651 a cleanup that was only used...
1652 * parser.c (cp_parser_parameter_declaration_clause):
1653 ... here for auto_is_implicit_function_template_parm_p.
1654 (cp_parser_gnu_attributes_opt): Use it here as well.
1655 (cp_parser_std_attribute): Likewise.
1657 2018-03-22 Marek Polacek <polacek@redhat.com>
1660 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
1663 2018-03-21 Jason Merrill <jason@redhat.com>
1665 PR c++/81311 - wrong C++17 overload resolution.
1666 * call.c (build_user_type_conversion_1): Remove C++17 code.
1667 (conv_binds_ref_to_prvalue): New.
1668 (build_over_call): Handle C++17 copy elision.
1669 (build_special_member_call): Only do C++17 copy elision here if the
1670 argument is already the right type.
1672 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
1675 * init.c (build_vec_init): Silence error, former sorry,
1680 * parser.c (abort_fully_implicit_template_p): New.
1681 (cp_parser_skip_to_end_of_statement): Use it.
1682 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
1683 (finish_fully_implicit_template_p): Clear
1684 implicit_template_parms and implicit_template_scope.
1686 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1689 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
1690 error_mark_node when check_array_designated_initializer fails.
1692 2018-03-21 Jakub Jelinek <jakub@redhat.com>
1695 * cp-tree.h (genericize_compound_lvalue): Declare.
1696 * typeck.c (genericize_compound_lvalue): New function.
1697 (unary_complex_lvalue, cp_build_modify_expr): Use it.
1698 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
1699 and PREDECREMENT_EXPR in output and "m" constrained input operands with
1700 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
1701 COMPOUND_EXPR operand.
1703 2018-03-21 Nathan Sidwell <nathan@acm.org>
1706 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
1707 * decl2.c (vague_linkage_p): Likewise.
1709 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1712 * constexpr.c (constexpr_fn_retval): Make non-"static".
1713 * cp-tree.h (constexpr_fn_retval): New decl.
1714 * search.c (direct_accessor_p): Update leading comment.
1715 (reference_accessor_p): Likewise.
1716 (field_accessor_p): Replace check that function body is a
1717 RETURN_EXPR with a call to constexpr_fn_retval. Fix
1718 indentation of "field_type" decl.
1720 2018-03-21 Nathan Sidwell <nathan@acm.org>
1723 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
1726 2018-03-21 Martin Sebor <msebor@redhat.com>
1729 * call.c (first_non_public_field): New template and function.
1730 (first_non_trivial_field): New function.
1731 (maybe_warn_class_memaccess): Call them.
1733 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1736 * search.c (field_accessor_p): Use class_of_this_parm rather than
1737 type_of_this_parm, to check that "this" is a "const T *", rather
1740 2018-03-21 Nathan Sidwell <nathan@acm.org>
1742 * class.c (finish_struct_anon_r): Refactor, deprecate anything
1743 other than public non-static data members.
1744 * parser.c (cp_parser_init_declarator): Deprecate attributes after
1745 parenthesized initializer.
1748 * name-lookup.c (update_binding): Correct logic for local binding
1751 2018-03-21 Marek Polacek <polacek@redhat.com>
1753 PR c++/71638, ICE with NSDMI and reference.
1754 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1755 even when we replace an element.
1757 2018-03-20 Marek Polacek <polacek@redhat.com>
1759 PR c++/84978, ICE with NRVO.
1760 * constexpr.c (cxx_eval_constant_expression): Handle the case when
1761 a RESULT_DECL isn't in the hash map.
1763 2018-03-20 Jason Merrill <jason@redhat.com>
1765 PR c++/84978, ICE with NRVO.
1766 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
1767 (cp_get_callee_fndecl_nofold): New.
1768 * cp-gimplify.c (cp_genericize_r): Use it instead.
1769 * call.c (check_self_delegation): Likewise.
1771 2018-03-20 Nathan Sidwell <nathan@acm.org>
1774 * name-lookup.c (pushdecl_class_level): Push anon-struct's
1775 member_vec, if there is one.
1778 * cp-tree.h (lookup_list_keep): Declare.
1779 * tree.c (lookup_list_keep): New, broken out of ...
1780 (build_min): ... here. Call it.
1781 * decl.c (cp_finish_decl): Call lookup_list_keep.
1783 2018-03-19 Jason Merrill <jason@redhat.com>
1785 PR c++/84937 - ICE with class deduction and auto.
1786 * pt.c (rewrite_template_parm): Fix auto handling.
1788 2018-03-19 Marek Polacek <polacek@redhat.com>
1791 * pt.c (enclosing_instantiation_of): Check if fn is null.
1794 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1795 as we evaluate the elements.
1796 (cxx_eval_constant_expression): Verify constructor's flags
1799 2018-03-19 Jason Merrill <jason@redhat.com>
1801 PR c++/71834 - template-id with too few arguments.
1802 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
1804 2018-03-19 Nathan Sidwell <nathan@acm.org>
1807 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
1808 * pt.c (build_template_decl): Propagate language linkage.
1811 * name-lookup.c (set_local_extern_decl_linkage): Defend against
1814 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1817 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
1819 * method.c (synthesize_method): Likewise.
1820 * pt.c (convert_nontype_argument): Likewise.
1822 2018-03-16 Jason Merrill <jason@redhat.com>
1824 PR c++/84720 - ICE with rvalue ref non-type argument.
1825 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
1826 (convert_nontype_argument): Revert earlier change.
1828 PR c++/80227 - SFINAE and negative array size.
1829 * decl.c (compute_array_index_type): Use
1830 build_converted_constant_expr and valid_constant_size_p.
1832 PR c++/84906 - silent wrong code with ambiguous conversion.
1833 * call.c (build_user_type_conversion_1): Set need_temporary_p on
1834 ambiguous conversion.
1835 (convert_like_real): Check it.
1837 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
1838 * call.c (build_special_member_call): Don't convert an init-list
1839 argument directly to the class type.
1841 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1845 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
1846 (find_placeholder): Declare.
1847 * tree.c (struct replace_placeholders_t): Add exp member.
1848 (replace_placeholders_r): Don't walk into ctors with
1849 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
1850 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
1851 (replace_placeholders): Initialize data.exp.
1852 (find_placeholders_r, find_placeholders): New functions.
1853 * typeck2.c (process_init_constructor_record,
1854 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
1855 if adding NSDMI on which find_placeholder returns true.
1856 * call.c (build_over_call): Don't call replace_placeholders here.
1857 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
1858 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
1859 TARGET_EXPR_INITIAL.
1860 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
1863 2018-03-16 Jason Merrill <jason@redhat.com>
1865 PR c++/83911 - ICE with multiversioned constructor.
1866 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
1868 * call.c (build_over_call): Not here.
1870 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1873 * decl.c (reshape_init_class): Don't assert d->cur->index == field
1874 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
1876 2018-03-15 Jakub Jelinek <jakub@redhat.com>
1879 * cp-tree.h (cp_warn_deprecated_use): Declare.
1880 * tree.c (cp_warn_deprecated_use): New function.
1881 * typeck2.c (build_functional_cast): Use it.
1882 * decl.c (grokparms): Likewise.
1883 (grokdeclarator): Likewise. Temporarily push nested class scope
1884 around grokparms call for out of class member definitions.
1886 2018-03-14 Jason Merrill <jason@redhat.com>
1888 PR c++/84820 - no error for invalid qualified-id.
1889 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
1890 cp_error_declarator.
1892 PR c++/84801 - ICE with unexpanded pack in lambda.
1893 * pt.c (check_for_bare_parameter_packs): Don't return early for a
1894 lambda in non-template context.
1896 PR c++/81236 - auto variable and auto function
1897 * pt.c (tsubst_baselink): Update the type of the BASELINK after
1900 2018-03-14 Jason Merrill <jason@redhat.com>
1902 PR c++/83916 - ICE with template template parameters.
1903 * pt.c (convert_template_argument): Don't substitute into type of
1904 non-type parameter if we don't have enough arg levels.
1907 2018-03-14 Marek Polacek <polacek@redhat.com>
1910 * semantics.c (finish_static_assert): Check
1911 instantiation_dependent_expression_p instead of
1912 {type,value}_dependent_expression_p.
1914 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
1915 Jason Merrill <jason@redhat.com>
1917 PR c++/82336 - link error with list-init default argument.
1918 * decl.c (check_default_argument): Unshare an initializer list.
1920 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1923 * decl.c (duplicate_decls): For redefinition of built-in, use error
1924 and return error_mark_node. For redeclaration, return error_mark_node
1925 rather than olddecl if !flag_permissive.
1927 2018-03-13 Jason Merrill <jason@redhat.com>
1929 PR c++/82565 - ICE with concepts and generic lambda.
1930 * pt.c (instantiate_decl): Clear fn_context for lambdas.
1932 2018-03-13 Jason Merrill <jason@redhat.com>
1934 PR c++/84720 - ICE with rvalue ref non-type argument.
1935 * pt.c (convert_nontype_argument): Handle rvalue references.
1937 PR c++/84839 - ICE with decltype of parameter pack.
1938 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
1939 instantiating dummy parms.
1941 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
1942 parameter even without -Wpedantic.
1944 PR c++/84798 - ICE with auto in abstract function declarator.
1945 * parser.c (cp_parser_parameter_declaration_clause): Check
1946 parser->default_arg_ok_p.
1948 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1951 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
1952 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
1953 sizetype. Formatting fixes.
1955 2018-03-12 Jason Merrill <jason@redhat.com>
1957 PR c++/84355 - ICE with deduction for member class template.
1958 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
1959 CLASS_PLACEHOLDER_TEMPLATE.
1961 PR c++/84802 - ICE capturing uninstantiated class.
1962 * lambda.c (build_capture_proxy): Call complete_type.
1964 2018-03-09 Jason Merrill <jason@redhat.com>
1966 PR c++/84770 - ICE with typedef and parameter pack.
1967 * pt.c (verify_unstripped_args_1): Split out from
1968 verify_unstripped_args.
1970 PR c++/84785 - ICE with alias template and default targs.
1971 * pt.c (type_unification_real): Set processing_template_decl if
1974 PR c++/84752 - ICE with capture of constexpr array.
1975 * call.c (standard_conversion): Set rvaluedness_matches_p on the
1976 identity conversion under ck_lvalue.
1978 2018-03-09 Jason Merrill <jason@redhat.com>
1979 Paolo Carlini <paolo.carlini@oracle.com>
1983 * pt.c (any_erroneous_template_args_p): New.
1984 * cp-tree.h (any_erroneous_template_args_p): Declare it.
1985 * parser.c (cp_parser_class_specifier_1): Use it.
1987 2018-03-09 Jason Merrill <jason@redhat.com>
1989 PR c++/84726 - unnecessary capture of constant vars.
1990 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
1991 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
1992 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
1993 * lambda.c (is_constant_capture_proxy)
1994 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
1995 (prune_lambda_captures): New.
1996 (finish_lambda_function): Call prune_lambda_captures.
1998 2018-03-09 Jason Merrill <jason@redhat.com>
1999 Jakub Jelinek <jakub@redhat.com>
2002 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
2003 build ADDR_EXPR with REFERENCE_TYPE.
2004 (build_over_call): For purposes of check_function_arguments, if
2005 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
2006 its operand rather than the argument itself.
2008 2018-03-09 Jakub Jelinek <jakub@redhat.com>
2011 * decl.c (duplicate_decls): Don't override __* prefixed builtins
2012 except for __[^b]*_chk, instead issue permerror and for -fpermissive
2013 also a note and return olddecl.
2015 2018-03-09 Nathan Sidwell <nathan@acm.org>
2018 * name-lookup.c (do_pushdecl_with_scope): Only clear
2019 current_function_decl when pushing a non-class (i.e. namespace)
2022 2018-03-08 Jason Merrill <jason@redhat.com>
2023 Jakub Jelinek <jakub@redhat.com>
2026 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
2027 not calling mark_used for the benefit of -Wunused-function warning.
2029 2018-03-06 Jason Merrill <jason@redhat.com>
2031 * lambda.c (is_capture_proxy_with_ref): Remove.
2032 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
2034 2018-03-06 Marek Polacek <polacek@redhat.com>
2037 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
2040 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
2043 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
2044 only while processing template decls.
2045 * typeck.c (build_x_conditional_expr): Move wrapping of
2046 reference type around type...
2047 * call.c (build_conditional_expr_1): ... here. Rename
2048 is_lvalue to is_glvalue.
2049 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
2050 INDIRECT_REF of COND_EXPR too.
2053 * init.c (build_zero_init_1): Zero-initialize references.
2056 * semantics.c (finish_stmt_expr_expr): Reject unresolved
2057 overloads used as stmt expr values.
2059 2018-03-05 Jason Merrill <jason@redhat.com>
2061 PR c++/84708 - ICE with lambda in local class NSDMI.
2062 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
2065 2018-03-05 Jakub Jelinek <jakub@redhat.com>
2068 * constexpr.c (constexpr_call_hasher::equal): Return false if
2069 lhs->hash != rhs->hash. Change return 1 to return true and
2070 return 0 to return false.
2072 2018-03-05 Nathan Sidwell <nathan@acm.org>
2075 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
2077 2018-03-05 Marek Polacek <polacek@redhat.com>
2080 * decl.c (duplicate_decls): Check DECL_NAME before accessing
2083 2018-03-05 Nathan Sidwell <nathan@acm.org>
2086 * friend.c (do_friend): Restore check for identifier_p inside
2089 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
2092 * parser.c (cp_parser_lambda_introducer): Reject any capture not
2093 involving a VAR_DECL or a PARM_DECL.
2095 2018-03-05 Pádraig Brady <P@draigBrady.com>
2096 Jason Merrill <jason@redhat.com>
2097 Nathan Sidwell <nathan@acm.org>
2100 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
2102 2018-03-03 Jason Merrill <jason@redhat.com>
2104 PR c++/84686 - missing volatile loads.
2105 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
2107 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
2110 * optimize.c (maybe_thunk_body): Bail out immediately if either
2111 fns[0] or fns[1] is null.
2113 2018-03-02 Marek Polacek <polacek@redhat.com>
2116 * constexpr.c (get_array_or_vector_nelts): New.
2117 (cxx_eval_array_reference): Use it.
2118 (cxx_eval_vec_init_1): Likewise.
2119 (cxx_eval_store_expression): Likewise.
2121 2018-03-02 Jason Merrill <jason@redhat.com>
2123 * semantics.c (force_paren_expr): Remove redundant test.
2125 2018-03-02 Marek Polacek <polacek@redhat.com>
2128 * decl.c (cp_complete_array_type): Check error_mark_node.
2131 * typeck.c (cp_perform_integral_promotions): Check the result of
2134 2018-03-02 Jakub Jelinek <jakub@redhat.com>
2137 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
2138 RETURN instead of return.
2139 <case POINTER_PLUS_EXPR>: Likewise.
2140 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
2141 it instead of wrapping it into CONVERT_EXPR.
2143 2018-03-02 Jason Merrill <jason@redhat.com>
2146 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
2148 2018-03-02 Marek Polacek <polacek@redhat.com>
2151 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
2152 wrapped in VIEW_CONVERT_EXPR.
2154 2018-03-01 Martin Sebor <msebor@redhat.com>
2157 * decl.c (check_redeclaration_no_default_args): Merge attributes
2158 specified on redeclarations of the same function template.
2161 2018-03-01 Marek Polacek <polacek@redhat.com>
2162 Jason Merrill <jason@redhat.com>
2165 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
2167 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
2168 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
2169 of instantiate_non_dependent_expr.
2170 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
2172 2018-03-01 Nathan Sidwell <nathan@acm.org>
2175 * name-lookup.c (member_vec_dedup): Remove manually peeled
2176 iteration. Ignore dependent ctor inheritance.
2178 2018-03-01 Jason Merrill <jason@redhat.com>
2180 PR c++/71569 - decltype of template.
2181 * parser.c (cp_parser_decltype_expr): Handle missing template args.
2183 2018-03-01 Marek Polacek <polacek@redhat.com>
2186 * constexpr.c (require_rvalue_constant_expression): New function.
2187 * cp-tree.h: Declare it.
2188 * semantics.c (finish_static_assert): Use it instead of
2189 require_potential_rvalue_constant_expression.
2191 2018-03-01 Jason Merrill <jason@redhat.com>
2192 Alexandre Oliva <aoliva@redhat.com>
2194 PR c++/71569 - ICE with redundant args on member variable template.
2195 * decl.c (start_decl): Handle partial specialization of member
2197 * pt.c (determine_specialization): Allow partial specialization
2198 of member variable template without specializing enclosing class.
2199 (process_partial_specialization): Improve error message.
2201 2018-02-28 Jason Merrill <jason@redhat.com>
2203 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
2204 * pt.c (determine_specialization): Check ref-qualifier.
2206 2018-02-28 Jakub Jelinek <jakub@redhat.com>
2209 * parser.c (cp_parser_attributes_opt): Formatting fix.
2210 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
2211 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
2213 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
2214 instead of tentative parse to peek over optional attribute tokens
2215 to check for CPP_COLON after them.
2219 * pt.c (INCLUDE_STRING): Remove define.
2220 (warn_spec_missing_attributes): Use pretty_printer instead of
2221 std::string. Fix up inform call so that the list of attributes
2224 2018-02-28 Martin Sebor <msebor@redhat.com>
2227 * decl.c (duplicate_decls): Fully merge attributes const, pure,
2230 2018-02-28 Nathan Sidwell <nathan@acm.org>
2233 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
2234 * name-lookup.c (fields_linear_search): Look in an anon-aggr
2235 regardless of want_type.
2236 (search_anon_aggr): Just use get_class_binding_direct.
2238 2018-02-28 Jakub Jelinek <jakub@redhat.com>
2240 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
2243 2018-02-27 Martin Sebor <msebor@redhat.com>
2245 * pt.c: Avoid including <string> directly.
2247 2018-02-27 Martin Sebor <msebor@redhat.com>
2251 * cp-tree.h (warn_spec_missing_attributes): New function.
2252 ((check_explicit_specialization): Add an argument. Call the above
2254 * decl.c (duplicate_decls): Avoid applying primary function template's
2255 attributes to its explicit specializations.
2256 cp/pt.c (warn_spec_missing_attributes): Define.
2258 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
2260 PR c++/71546 - lambda init-capture with qualified-id.
2261 * parser.c (cp_parser_lambda_introducer): Clear scope after
2262 each lambda capture.
2264 2018-02-27 Nathan Sidwell <nathan@acm.org>
2267 * name-lookup.h (get_member_slot): Rename ...
2268 (find_member_slot): ... here.
2269 (add_member_slot): New.
2270 * name-lookup.c (member_vec_linear_search): No need to check for
2272 (get_member_slot): Rename ...
2273 (find_member_slot): ... here. Don't add slot for incomplete class.
2274 (add_member_slot): New.
2275 * class.c (add_method): Adjust get_member_slot rename. Bail out
2276 if push_class_level_binding fails. Create slot and grok
2277 properties once we're committed to insertion.
2279 2018-02-27 Jason Merrill <jason@redhat.com>
2281 PR c++/84489 - dependent default template argument
2282 * pt.c (type_unification_real): Handle early substitution failure.
2284 2018-02-26 Jason Merrill <jason@redhat.com>
2286 PR c++/84560 - ICE capturing multi-dimensional VLA.
2287 * tree.c (array_of_runtime_bound_p): False if the element is
2290 PR c++/84441 - ICE with base initialized from ?:
2291 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
2293 PR c++/84520 - ICE with generic lambda in NSDMI.
2294 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
2295 'this' in a generic lambda instantiation.
2297 PR c++/84559 - ICE with constexpr VLA.
2298 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
2299 for constexpr variable with VLA type.
2301 2018-02-26 Jakub Jelinek <jakub@redhat.com>
2304 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
2305 a valid constant initializer. Formatting fixes.
2307 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
2310 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
2311 returning NULL_TREE.
2312 (apply_late_template_attributes): Likewise.
2314 2018-02-26 Jakub Jelinek <jakub@redhat.com>
2317 * parser.c (cp_parser_omp_var_list_no_open): Only call
2318 cp_parser_lookup_name_simple on names satisfying identifier_p.
2319 (cp_parser_oacc_routine): Likewise.
2321 2018-02-26 Jason Merrill <jason@redhat.com>
2323 PR c++/84551 - ICE with concepts and -g.
2324 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
2326 2018-02-26 Marek Polacek <polacek@redhat.com>
2329 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
2332 2018-02-26 Jason Merrill <jason@redhat.com>
2334 PR c++/84447 - ICE with deleted inherited ctor with default arg.
2335 * call.c (build_over_call): Handle deleted functions in one place.
2337 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
2340 * decl.c (redeclaration_error_message): Don't try to use
2341 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
2343 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
2345 * lambda.c (build_capture_proxy): Define static.
2346 * cp-tree.h (build_capture_proxy): Remove.
2348 2018-02-26 Marek Polacek <polacek@redhat.com>
2351 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
2352 if name is error node.
2354 2018-02-25 Jason Merrill <jason@redhat.com>
2356 PR c++/84015 - ICE with class deduction and auto template parm.
2357 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
2359 2018-02-24 Marek Polacek <polacek@redhat.com>
2362 * constexpr.c (maybe_constant_init_1): New function.
2363 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
2364 (cxx_constant_init): New function.
2365 * cp-tree.h (cxx_constant_init): Declare.
2366 * typeck2.c (store_init_value): Call cxx_constant_init instead of
2367 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
2369 2018-02-22 Jason Merrill <jason@redhat.com>
2371 PR c++/70468 - ICE with constructor delegation via typedef.
2372 * pt.c (tsubst_initializer_list): Check for other mem-initializers
2373 with constructor delegation.
2375 2018-02-22 Jason Merrill <jason@redhat.com>
2377 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
2378 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
2381 2018-02-22 Marek Polacek <polacek@redhat.com>
2384 * parser.c (cp_parser_braced_list): Use require_open instead of
2387 2018-02-21 Jason Merrill <jason@redhat.com>
2389 PR c++/84454 - ICE with pack expansion in signature.
2390 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
2392 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
2394 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
2397 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
2400 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
2403 2018-02-20 Jakub Jelinek <jakub@redhat.com>
2406 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
2407 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
2410 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
2411 returns error_mark_node, return it immediately.
2412 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
2413 error_mark_node, return error_mark_node.
2416 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
2417 function_depth to avoid GC during finish_lambda_function.
2419 2018-02-19 Jason Merrill <jason@redhat.com>
2421 PR c++/84429 - ICE capturing VLA.
2422 * lambda.c (build_capture_proxy): Handle reference refs.
2424 2018-02-19 Jakub Jelinek <jakub@redhat.com>
2427 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
2428 either operand is error_mark_node, set current.lhs to that instead of
2429 creating a binary op with error_mark_node operands.
2432 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
2434 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
2437 * decl.c (grokdeclarator): Early return error_mark_node upon
2438 ill-formed friend declaration.
2440 2018-02-16 Marek Polacek <polacek@redhat.com>
2441 Jakub Jelinek <jakub@redhat.com>
2444 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
2445 set *jump_target to anything if jump_target is NULL.
2447 2018-02-16 Jason Merrill <jason@redhat.com>
2449 PR c++/84151 - unnecessary volatile load with static member.
2450 * call.c (build_new_method_call_1): Avoid loading from a volatile
2451 lvalue used as the object argument for a static member function.
2453 PR c++/81853 - using-directive and constexpr.
2454 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
2456 PR c++/84420 - ICE with structured binding in lambda.
2457 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
2459 PR c++/83835 - C++17 error with constructor ctors.
2460 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
2462 PR c++/82664 - ICE with reference to function template parm.
2463 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
2466 PR c++/82764 - C++17 ICE with empty base
2467 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
2469 2018-02-16 Jason Merrill <jason@redhat.com>
2471 PR c++/84421 - type-dependent if constexpr
2472 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
2474 2018-02-16 Nathan Sidwell <nathan@acm.org>
2476 Deprecate -ffriend-injection.
2477 * decl.c (cxx_init_decl_processing): Emit warning on option.
2478 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
2481 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
2484 * decl.c (check_special_function_return_type): Reject template
2485 template parameter in deduction guide.
2487 2018-02-16 Nathan Sidwell <nathan@acm.org>
2490 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
2492 2018-02-15 Jason Merrill <jason@redhat.com>
2494 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
2495 * call.c (convert_like_real): Don't use the copy-list-initialization
2496 shortcut for ck_base.
2498 PR c++/84045 - ICE with typedef and noexcept.
2499 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
2501 PR c++/84376 - ICE with omitted template arguments.
2502 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
2504 PR c++/84368 - wrong error with local variable in variadic lambda.
2505 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
2506 local_specializations.
2508 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
2511 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
2514 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
2517 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
2520 2018-02-14 Nathan Sidwell <nathan@acm.org>
2522 * decl2.c (mark_vtable_entries): Set input_location to decl's.
2523 (c_parse_final_cleanups): Restore input_location after emitting
2526 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
2528 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
2529 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
2530 auto_deduction_context, tree, int): Add defaults.
2531 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
2532 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
2533 tsubst_flags_t argument.
2534 * init.c (build_new): Likewise.
2536 2018-02-13 Jakub Jelinek <jakub@redhat.com>
2539 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
2540 about return other than *this in assignment operators if
2541 retval is type dependent expression.
2543 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
2546 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
2547 save_expr for the G++ extension.
2549 2018-02-13 Jason Merrill <jason@redhat.com>
2551 PR c++/84080 - ICE with return type deduction and specialization.
2552 * pt.c (determine_specialization): Check uses_template_parms.
2554 Fix more variadic capture issues.
2555 * pt.c (find_parameter_packs_r): Also look at explicit captures.
2556 (check_for_bare_parameter_packs): Check current_class_type for
2558 (extract_locals_r): Handle seeing a full instantiation of a pack.
2559 (tsubst_pack_expansion): Likewise. Force lambda capture.
2560 * parser.c (cp_parser_lambda_introducer): Don't
2561 check_for_bare_parameter_packs.
2563 PR c++/84338 - wrong variadic sizeof.
2564 * pt.c (argument_pack_select_arg): Like the macro, but look through
2566 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
2567 (extract_fnparm_pack): Do make_pack_expansion.
2568 (extract_locals_r): Do strip a pack expansion.
2569 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
2571 2018-02-12 Jakub Jelinek <jakub@redhat.com>
2574 * parser.c (cp_parser_binary_expression): Use build_min instead of
2575 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
2577 2018-02-12 Nathan Sidwell <nathan@acm.org>
2580 * parser.c (cp_parser_decltype): Push and pop
2581 deferring_access_checks. Reorganize to avoid goto.
2583 2018-02-12 Richard Biener <rguenther@suse.de>
2586 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
2587 uniform constructors and delay allocating them fully.
2589 2018-02-09 Jason Merrill <jason@redhat.com>
2591 PR c++/84036 - ICE with variadic capture.
2592 Handle variadic capture proxies more like non-variadic.
2593 * lambda.c (build_capture_proxy): Remove workaround.
2594 * pt.c (find_parameter_packs_r): The proxy is a pack.
2595 (instantiate_class_template_1): Remove dead lambda code.
2596 (extract_fnparm_pack): Don't make_pack_expansion.
2597 (extract_locals_r): Don't strip a pack expansion.
2598 (tsubst_pack_expansion): Handle proxy packs. Use
2599 PACK_EXPANSION_EXTRA_ARGS less.
2600 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
2601 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
2602 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
2603 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
2604 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
2606 2018-02-10 Jakub Jelinek <jakub@redhat.com>
2609 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
2611 2018-02-09 Jason Merrill <jason@redhat.com>
2613 PR c++/81917 - ICE with void_t and partial specialization.
2614 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
2615 calling most_specialized_partial_spec.
2617 2018-02-09 Nathan Sidwell <nathan@acm.org>
2620 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
2621 Pass expr location to strict_aliasing_warning.
2623 2018-02-09 Jason Merrill <jason@redhat.com>
2625 PR c++/84296 - ICE with qualified-id in template.
2627 * pt.c (unknown_base_ref_p): New.
2628 (instantiation_dependent_scope_ref_p): Use it instead of
2629 any_dependent_bases_p.
2631 2018-02-09 Marek Polacek <polacek@redhat.com>
2632 Jakub Jelinek <jakub@redhat.com>
2635 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
2636 fold_indirect_ref_1, including poly_*int64. Verify first that
2637 tree_fits_poly_int64_p (op01). Formatting fixes.
2639 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2641 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
2642 * lambda.c (build_capture_proxy): Likewise.
2643 * search.c (field_access_p): Likewise.
2644 * semantics.c (omp_clause_decl, omp_privatize_field,
2645 finish_omp_clauses): Likewise.
2647 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2650 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
2651 case of nullptr too.
2653 2018-02-08 Nathan Sidwell <nathan@acm.org>
2655 * class.c (finish_struct): Fix std:initializer_list diagnostic
2658 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2661 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
2663 2018-02-07 Jakub Jelinek <jakub@redhat.com>
2666 * parser.c (cp_parser_dot_deref_incomplete): New function.
2667 (cp_parser_postfix_dot_deref_expression): Use it.
2669 2018-02-07 David Malcolm <dmalcolm@redhat.com>
2673 * name-lookup.c (suggest_rid_p): New function.
2674 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
2677 2018-02-07 Jason Merrill <jason@redhat.com>
2679 PR c++/84182 - ICE with captured lambda
2681 * pt.c (extract_locals_r, extract_local_specs): New.
2682 (tsubst_pack_expansion): Use them.
2684 2018-02-07 Martin Liska <mliska@suse.cz>
2687 * class.c (add_method): Append argument value.
2688 * cp-tree.h (maybe_version_functions): Add new argument.
2689 * decl.c (decls_match): Call it if a declaration does not
2690 have DECL_FUNCTION_VERSIONED.
2691 (maybe_version_functions): record argument is added.
2693 2018-02-05 Marek Polacek <polacek@redhat.com>
2695 * class.c: Remove unused global variables.
2696 (build_primary_vtable): Don't gather statistics.
2697 (print_class_statistics): Remove.
2698 * cp-tree.h (print_class_statistics): Remove.
2699 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
2701 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
2703 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
2704 * constexpr.c (cx_check_missing_mem_inits): Likewise.
2705 * decl.c (next_initializable_field, find_decomp_class_base,
2706 cp_finish_decomp): Likewise.
2707 * typeck2.c (process_init_constructor_record): Likewise.
2709 2018-02-02 Jason Merrill <jason@redhat.com>
2711 PR c++/84181 - ICE with lambda parm in template argument.
2712 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
2714 2018-02-01 Jason Merrill <jason@redhat.com>
2716 PR c++/84160 - ICE with nested variadic capture.
2717 * lambda.c (is_capture_proxy_with_ref): New.
2718 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
2720 * expr.c (mark_use): Use is_capture_proxy_with_ref.
2721 * constexpr.c (potential_constant_expression_1): Likewise.
2722 * semantics.c (process_outer_var_ref): Likewise.
2724 2018-02-01 Marek Polacek <polacek@redhat.com>
2727 * typeck.c (build_address): Relax the assert when
2728 processing_template_decl.
2730 2018-02-01 Jason Merrill <jason@redhat.com>
2732 PR c++/84126 - ICE with variadic generic lambda
2735 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
2736 PACK_EXPANSION_EXTRA_ARGS.
2738 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
2741 * call.c (convert_like_real): If w're initializing from {} explicitly
2742 call abstract_virtuals_error_sfinae.
2744 2018-01-31 Jason Merrill <jason@redhat.com>
2745 Jakub Jelinek <jakub@redhat.com>
2748 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
2749 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
2752 2018-01-31 Jakub Jelinek <jakub@redhat.com>
2755 * constexpr.c (diag_array_subscript): Emit different diagnostics
2756 if TYPE_DOMAIN (arraytype) is NULL.
2757 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
2758 with NULL TYPE_DOMAIN use size_zero_node as nelts.
2760 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
2763 * semantics.c (finish_qualified_id_expr): When handling an
2764 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
2766 2018-01-31 Marek Polacek <polacek@redhat.com>
2769 * cp-gimplify.c (cp_fold): Check if X is an error node before
2770 calling useless_type_conversion_p.
2772 2018-01-30 Jason Merrill <jason@redhat.com>
2774 PR c++/84091 - ICE with local class in lambda in template.
2775 * decl2.c (determine_visibility): Look for outer containing template
2778 PR c++/84098 - ICE with lambda in template NSDMI.
2779 * pt.c (instantiate_class_template_1): Ignore more lambdas.
2781 2018-01-29 Jason Merrill <jason@redhat.com>
2783 PR c++/68810 - wrong location for reinterpret_cast error.
2784 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
2787 2018-01-29 Marek Polacek <polacek@redhat.com>
2790 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
2791 => fooarray[1] in offset_int.
2793 2018-01-29 Jason Merrill <jason@redhat.com>
2795 PR c++/83942 - wrong unused warning with static_cast.
2796 * cvt.c (ocp_convert): Call mark_rvalue_use.
2798 2018-01-26 Jason Merrill <jason@redhat.com>
2800 PR c++/83956 - wrong dtor error with anonymous union
2801 * method.c (walk_field_subobs): Variant members only affect
2803 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
2805 PR c++/84036 - ICE with variadic capture.
2807 * pt.c (tsubst_pack_expansion): When optimizing a simple
2808 substitution, pull a single pack expansion out of its pack.
2810 PR c++/82514 - ICE with local class in generic lambda.
2811 * pt.c (regenerated_lambda_fn_p): Remove.
2812 (enclosing_instantiation_of): Don't use it.
2813 (tsubst_function_decl): Call enclosing_instantiation_of.
2815 * pt.c (lookup_template_class_1): Add sanity check.
2816 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
2818 2018-01-25 Jakub Jelinek <jakub@redhat.com>
2821 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
2822 recursive calls that return ret.
2823 (cp_finish_decomp): Ignore unnamed bitfields.
2825 2018-01-23 Jason Merrill <jason@redhat.com>
2827 PR c++/82249 - wrong mismatched pack length error.
2828 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
2829 unsubstituted function parameter pack.
2831 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
2834 * decl.c (check_for_uninitialized_const_var): Not static; add
2835 bool and tsubst_flags_t parameters; adjust to be used both in
2836 constexpr context and not.
2837 * constexpr.c (potential_constant_expression_1): Use the above.
2838 * cp-tree.h (check_for_uninitialized_const_var): Declare.
2840 2018-01-23 Jason Merrill <jason@redhat.com>
2842 PR c++/83947 - ICE with auto declarations.
2843 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
2844 * decl.c (undeduced_auto_decl): Limit to vars and fns.
2846 2018-01-23 David Malcolm <dmalcolm@redhat.com>
2849 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
2850 for pointer to member function types.
2852 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2855 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
2856 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
2858 2018-01-23 Nathan Sidwell <nathan@acm.org>
2861 * pt.c (tsubst_baselink): Remove optype assert.
2862 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
2864 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2867 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
2868 refers to incomplete type.
2870 2018-01-23 Nathan Sidwell <nathan@acm.org>
2872 Deprecate ARM-era for scope handling
2873 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
2874 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
2876 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
2878 * semantics.c (begin_for_scope): Flag_new_for_scope is
2880 (finish_for_stmt, begin_range_for_stmt): Likewise.
2882 2018-01-22 Jason Merrill <jason@redhat.com>
2885 * decl2.c (determine_visibility): Fix template_decl handling
2886 instead of blocking it.
2888 PR c++/83720 - ICE with lambda and LTO.
2889 * decl2.c (determine_visibility): Clear template_decl for
2890 function-scope decls. Propagate anonymous linkage from containing
2893 2018-01-22 Marek Polacek <polacek@redhat.com>
2896 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
2899 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
2902 * decl.c (grokdeclarator): Don't diagnose extra parens
2905 2018-01-19 Jakub Jelinek <jakub@redhat.com>
2908 * call.c (joust): Use TREE_TYPE (source) if source is
2909 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
2912 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
2913 for direct enum init.
2914 * decl.c (reshape_init): Likewise.
2916 2018-01-19 Marek Polacek <polacek@redhat.com>
2918 * constexpr.c (fold_simple): Simplify.
2920 2018-01-18 Jason Merrill <jason@redhat.com>
2923 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
2924 * pt.c (instantiation_dependent_scope_ref_p): True if
2925 any_dependent_bases_p.
2927 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2929 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
2930 vs DECL_NONTRIVIALLY_INITIALIZED_P).
2932 2018-01-18 Jason Merrill <jason@redhat.com>
2934 PR c++/82461 - constexpr list-initialized member
2935 * constexpr.c (potential_constant_expression_1): Check
2936 TARGET_EXPR_DIRECT_INIT_P.
2938 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2941 * decl.c (xref_basetypes): Early return upon error about derived
2944 2018-01-18 Nathan Sidwell <nathan@acm.org>
2947 * cp-tree.h (mark_use): Declare.
2948 * expr.c (mark_use): Make extern.
2949 * call.c (direct_reference_binding): Set inner conv's
2950 rvaluedness_matches_p, if it is an identity.
2951 (convert_like_real): Mark lvalue or rvalue use for identity as
2952 rvaledness_matches_p demands.
2954 2018-01-18 Jakub Jelinek <jakub@redhat.com>
2957 * parser.c (attr_chainon): New function.
2958 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
2959 cp_parser_namespace_definition, cp_parser_init_declarator,
2960 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
2961 cp_parser_gnu_attributes_opt): Use it.
2962 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
2963 cp_parser_objc_struct_declaration): Likewise. Don't reset
2964 prefix_attributes if attributes is error_mark_node.
2966 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2969 * decl.c (grokdeclarator): Do not append the error_mark_node
2970 due to an erroneous optional attribute-specifier-seq.
2972 2018-01-17 Jakub Jelinek <jakub@redhat.com>
2975 * cp-gimplify.c (cp_maybe_instrument_return): Handle
2978 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2981 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
2982 error_mark_node when we give an error.
2983 * decl.c (cp_finish_decl): Use the latter.
2985 2018-01-17 Nathan Sidwell <nathan@acm.org>
2988 * init.c (build_raw_new_expr): Scan list for lookups to keep.
2990 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2993 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
2994 the C++ part. If processing a template, call
2995 fold_non_dependent_expr rather than fully folding.
2997 2018-01-17 Jason Merrill <jason@redhat.com>
2999 PR c++/81067 - redundant NULL warning.
3000 * call.c (convert_like_real): Restore null_node handling.
3002 2018-01-17 Jason Merrill <jason@redhat.com>
3004 PR c++/81843 - ICE with variadic member template.
3006 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
3009 2018-01-17 David Malcolm <dmalcolm@redhat.com>
3012 * pt.c (type_dependent_expression_p): Strip any location wrapper
3013 before testing tree codes.
3014 (selftest::test_type_dependent_expression_p): New function.
3015 (selftest::cp_pt_c_tests): Call it.
3017 2018-01-17 Nathan Sidwell <nathan@acm.org>
3020 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
3021 this not a final instantiation.
3023 2018-01-16 Jason Merrill <jason@redhat.com>
3025 PR c++/83714 - ICE checking return in template.
3026 * typeck.c (check_return_expr): Call build_non_dependent_expr.
3028 2018-01-16 Jakub Jelinek <jakub@redhat.com>
3031 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
3032 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
3033 instead of CALL_FROM_THUNK_P.
3036 * name-lookup.c (member_vec_dedup): Return early if len is 0.
3037 (resort_type_member_vec, set_class_bindings,
3038 insert_late_enum_def_bindings): Use vec qsort method instead of
3039 calling qsort directly.
3041 2018-01-15 Martin Sebor <msebor@redhat.com>
3044 * class.c (find_flexarrays): Make a record of multiple flexible array
3047 2018-01-12 Jason Merrill <jason@redhat.com>
3049 PR c++/83186 - ICE with static_cast of list-initialized temporary.
3050 * typeck.c (build_static_cast): Use build_non_dependent_expr.
3052 2018-01-12 Nathan Sidwell <nathan@acm.org>
3054 * cp-tree.h (mark_rvalue_use): Add parm name.
3055 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
3057 * call.c (convert_like_real): Fix formatting.
3059 2018-01-11 Jason Merrill <jason@redhat.com>
3061 PR c++/82728 - wrong -Wunused-but-set-variable
3064 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
3065 * decl.c (case_conversion): Likewise.
3066 * semantics.c (finish_static_assert): Call
3067 perform_implicit_conversion_flags.
3069 2018-01-11 Nathan Sidwell <nathan@acm.org>
3071 * method.c (enum mangling_flags): Delete long-dead enum.
3073 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
3075 * parser.c (cp_parser_std_attribute_spec): When
3076 token_pair::require_open / require_close return false simply
3077 return error_mark_node, avoid duplicate cp_parser_error about
3078 expected '(' / ')', respectively.
3080 2018-01-10 David Malcolm <dmalcolm@redhat.com>
3083 * call.c (null_ptr_cst_p): Strip location wrappers when
3084 converting from '0' to a pointer type in C++11 onwards.
3085 (conversion_null_warnings): Replace comparison with null_node with
3086 call to null_node_p.
3087 (build_over_call): Likewise.
3088 * cp-gimplify.c (cp_fold): Remove the early bailout when
3089 processing_template_decl.
3090 * cp-lang.c (selftest::run_cp_tests): Call
3091 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
3092 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
3093 (selftest::run_cp_tests): Move decl to bottom of file.
3094 (null_node_p): New inline function.
3095 (selftest::cp_pt_c_tests): New decl.
3096 (selftest::cp_tree_c_tests): New decl.
3097 * cvt.c (build_expr_type_conversion): Replace comparison with
3098 null_node with call to null_node_p.
3099 * error.c (args_to_string): Likewise.
3100 * except.c (build_throw): Likewise.
3101 * mangle.c (write_expression): Skip location wrapper nodes.
3102 * parser.c (literal_integer_zerop): New function.
3103 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
3104 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
3105 param of cp_parser_parenthesized_expression_list. When calling
3106 warn_for_memset, replace integer_zerop calls with
3107 literal_integer_zerop, eliminating the double logical negation
3108 cast to bool. Eliminate the special-casing for CONST_DECL in
3109 favor of the fold_for_warn within warn_for_memset.
3110 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
3111 param, defaulting to false. Convert "expr" to a cp_expr, and call
3112 maybe_add_location_wrapper on it when wrap_locations_p is true.
3113 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
3114 the result for RID_ALIGNOF and RID_SIZEOF.
3115 (cp_parser_builtin_offsetof): Likewise.
3116 * pt.c: Include "selftest.h".
3117 (tsubst_copy): Handle location wrappers.
3118 (tsubst_copy_and_build): Likewise.
3119 (build_non_dependent_expr): Likewise.
3120 (selftest::test_build_non_dependent_expr): New function.
3121 (selftest::cp_pt_c_tests): New function.
3122 * tree.c: Include "selftest.h".
3123 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
3124 (selftest::test_lvalue_kind): New function.
3125 (selftest::cp_tree_c_tests): New function.
3126 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
3127 (cp_build_binary_op): Replace comparison with null_node with call
3129 (build_address): Use location of operand when building address
3132 2018-01-10 Marek Polacek <polacek@redhat.com>
3135 * call.c (build_conditional_expr_1): Check complain before warning.
3136 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
3137 -Wduplicated-branches.
3139 2018-01-10 Jakub Jelinek <jakub@redhat.com>
3142 * call.c (maybe_warn_class_memaccess): Add forward declaration.
3143 Change last argument from tree * to const vec<tree, va_gc> *, adjust
3144 args uses and check number of operands too. Don't strip away any
3145 nops. Use maybe_constant_value when looking for INTEGER_CST args.
3146 Deal with src argument not having pointer type. Check
3147 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
3149 (build_over_call): Call maybe_warn_class_memaccess here on the
3151 (build_cxx_call): Rather than here on converted arguments.
3153 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
3156 * init.c (build_vec_init): Avoid building an INIT_EXPR with
3157 error_mark_node as second argument.
3159 2018-01-09 Jakub Jelinek <jakub@redhat.com>
3162 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
3163 in STATEMENT_LIST. Remove unneeded assert.
3165 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
3166 Alan Hayward <alan.hayward@arm.com>
3167 David Sherwood <david.sherwood@arm.com>
3169 * constexpr.c (cxx_eval_array_reference): Handle polynomial
3171 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
3172 * call.c (build_conditional_expr_1): Likewise.
3173 * decl.c (cp_finish_decomp): Likewise.
3174 * mangle.c (write_type): Likewise.
3175 * typeck.c (structural_comptypes): Likewise.
3176 (cp_build_binary_op): Likewise.
3177 * typeck2.c (process_init_constructor_array): Likewise.
3179 2018-01-03 Jakub Jelinek <jakub@redhat.com>
3182 * typeck.c (build_static_cast_1): For static casts to reference types,
3183 call build_base_path with flag_delete_null_pointer_checks as nonnull
3184 instead of always false. When -fsanitize=null, call
3185 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
3186 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
3187 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
3189 2018-01-03 Nathan Sidwell <nathan@acm.org>
3192 * method.c (make_alias_for): Copy DECL_CONTEXT.
3194 2018-01-03 Marek Polacek <polacek@redhat.com>
3197 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
3199 2018-01-03 Jakub Jelinek <jakub@redhat.com>
3201 PR preprocessor/83602
3202 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
3206 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
3207 error_mark_node, return error_mark_node.
3209 Update copyright years.
3211 2018-01-02 Jakub Jelinek <jakub@redhat.com>
3214 * tree.c (replace_placeholders_r): Pass NULL as last argument to
3215 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
3216 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
3217 to false and return.
3218 (replace_placeholders): Pass NULL instead of &pset as last argument
3221 2018-01-02 Nathan Sidwell <nathan@acm.org>
3223 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
3226 Copyright (C) 2018 Free Software Foundation, Inc.
3228 Copying and distribution of this file, with or without modification,
3229 are permitted in any medium without royalty provided the copyright
3230 notice and this notice are preserved.