1 2018-06-27 Jason Merrill <jason@redhat.com>
3 * name-lookup.c (do_pushtag): If we skip a class level, also skip
6 2018-06-26 Jason Merrill <jason@redhat.com>
8 PR c++/86320 - memory-hog with std::array of pair
9 * typeck2.c (process_init_constructor_array): Only compute a
10 constant initializer once.
12 PR c++/80290 - memory-hog with std::pair.
13 * pt.c (fn_type_unification): Add convs parameter.
14 (check_non_deducible_conversion): Remember conversion.
15 (check_non_deducible_conversions): New. Do checks here.
16 (type_unification_real): Not here. Remove flags parm.
17 * call.c (add_function_candidate): Make convs a parameter.
18 Don't recalculate the conversion if it's already set.
19 (add_template_candidate_real): Allocate convs here.
20 (good_conversion, conv_flags): New.
22 2018-06-26 Jakub Jelinek <jakub@redhat.com>
25 * parser.c (cp_parser_omp_for_loop_init): Change for_block argument
26 type from vec<tree, va_gc> * to vec<tree, va_gc> *&.
28 2018-06-23 Paolo Carlini <paolo.carlini@oracle.com>
30 * decl.c (bad_specifiers): Add const location_t* parameter and
31 use locations in error messages about 'inline' and 'virtual'.
32 (mark_inline_variable): Add location_t parameter and use it in
33 error_at and pedwarn messages.
34 (grokdeclarator): Use declspecs->locations[ds_constexpr],
35 declspecs->locations[ds_concept], declspecs->locations[ds_virtual],
36 declspecs->locations[ds_inline] in many error messages; adjust
37 bad_specifiers and mark_inline_variable calls.
38 (grokvardecl): Use declspecs->locations[ds_concept] in error message.
40 2018-06-22 Jason Merrill <jason@redhat.com>
42 PR c++/86219 - ICE with erroneous initializer in template.
43 * constexpr.c (fold_non_dependent_expr): Add complain parm.
44 * call.c, expr.c, init.c, pt.c, semantics.c, typeck.c, typeck2.c:
46 * call.c (build_cxx_call): Don't mess with builtins in a template.
47 * typeck2.c (store_init_value): If fold_non_dependent_expr didn't
48 produce a constant value, go back to the uninstantiated form.
50 Avoid taking the address of something just because it's in parens.
51 * constexpr.c (same_type_ignoring_tlq_and_bounds_p): New.
52 (cxx_fold_indirect_ref): Use it.
53 (cxx_eval_constant_expression) [VIEW_CONVERT_EXPR]: Use it.
54 * cp-tree.h (REF_PARENTHESIZED_P): Allow VIEW_CONVERT_EXPR.
55 * semantics.c (force_paren_expr): Use VIEW_CONVERT_EXPR instead of
56 static_cast to reference type.
57 (maybe_undo_parenthesized_ref): Handle VIEW_CONVERT_EXPR.
59 2018-06-21 Jason Merrill <jason@redhat.com>
61 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Use TEMPLATE_PARM_DESCENDANTS.
63 * name-lookup.c (do_push_to_top_level): Don't allocate
65 (do_pop_from_top_level): Release current_lang_base.
67 Let -fmem-report see callers of cxx_make_type.
68 * lex.c (cxx_make_type): Add MEM_STAT_DECL.
69 (make_class_type): Likewise.
70 (cxx_make_type_hook): New.
71 * cp-objcp-common.h (LANG_HOOKS_MAKE_TYPE): Use cxx_make_type_hook.
73 2018-06-20 Nathan Sidwell <nathan@acm.org>
76 * friend.c (add_friend): Keep lookup sets of tempate sets.
78 2018-06-20 Paolo Carlini <paolo.carlini@oracle.com>
80 * decl.c (grokfndecl): Add const cp_decl_specifier_seq* parameter;
81 tidy handling of a null location_t argument; use proper location
82 information in a few additional error messages.
83 (grokdeclarator): Update calls.
85 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
86 Thomas Schwinge <thomas@codesourcery.com>
87 Cesar Philippidis <cesar@codesourcery.com>
89 * parser.c (cp_parser_omp_clause_name): Add support for finalize
90 and if_present. Make present_or_{copy,copyin,copyout,create} aliases
91 to their non-present_or_* counterparts. Make 'self' an alias to
92 PRAGMA_OACC_CLAUSE_HOST.
93 (cp_parser_oacc_data_clause): Update GOMP mappings for
94 PRAGMA_OACC_CLAUSE_{COPY,COPYIN,COPYOUT,CREATE,DELETE}. Remove
95 PRAGMA_OACC_CLAUSE_{SELF,PRESENT_OR_*}.
96 (cp_parser_oacc_all_clauses): Handle finalize and if_present clauses.
97 Remove support for present_or_* clauses.
98 (OACC_KERNELS_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
99 (OACC_PARALLEL_CLAUSE_MASK): Likewise.
100 (OACC_DECLARE_CLAUSE_MASK): Likewise.
101 (OACC_DATA_CLAUSE_MASK): Likewise.
102 (OACC_ENTER_DATA_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
103 (OACC_EXIT_DATA_CLAUSE_MASK): Add FINALIZE clause.
104 (OACC_UPDATE_CLAUSE_MASK): Remove SELF, add IF_PRESENT.
105 (cp_parser_oacc_declare): Remove PRESENT_OR_* clauses.
106 * pt.c (tsubst_omp_clauses): Handle IF_PRESENT and FINALIZE.
107 * semantics.c (finish_omp_clauses): Handle IF_PRESENT and FINALIZE.
109 2018-06-20 Marek Polacek <polacek@redhat.com>
112 * constexpr.c (cxx_eval_constant_expression): Handle ABSU_EXPR.
113 (fold_simple_1): Likewise.
114 * error.c (dump_expr): Likewise.
116 2018-06-20 Nathan Sidwell <nathan@acm.org>
119 * cp-tree.h (lookup_keep): Drop KEEP parm.
120 (lookup_list_keep): Delete.
121 (maybe_get_fns): Declare.
122 * parser.c (cp_parser_primary_expression): Call lookup_keep here.
123 (cp_parser_template_id): Not here ...
124 * decl.c (cp_finish_decl): ... nor here ...
125 * init.c (build_raw_new_expr): ... nor here ...
126 * pt.c (process_template_parm): ... nor here ...
127 * semantics.c (perform_koenig_lookup): Call lookup_keep.
128 (finish_call_expr): Not here.
129 * tree.c (ovl_cache): Delete.
130 (ovl_make, ovl_copy): No cache.
131 (lookup_keep): Always keep.
132 (lookup_list_keep): Delete.
133 (maybe_get_fns): New, broken out of ...
134 (get_fns): ... here. Call it.
135 (built_min_nt_loc, build_min, build_min_non_dep): Drop lookup_keep.
136 (build_min_nt_call_vec): Likewise.
138 2018-06-19 Jason Merrill <jason@redhat.com>
140 * cp-tree.h (CONSTRUCTOR_NO_IMPLICIT_ZERO): Remove.
141 * constexpr.c: Use CONSTRUCTOR_NO_CLEARING instead.
143 PR c++/86182 - ICE with anonymous union passed to template.
144 * pt.c (tsubst_expr) [DECL_EXPR]: Handle an anonymous union type
145 used to declare a named variable.
147 2018-06-18 Jason Merrill <jason@redhat.com>
149 * tree.c (cp_expr_location): New.
150 * cp-tree.h (cp_expr_loc_or_loc): New.
151 * call.c, cvt.c, constexpr.c, constraint.cc, cp-gimplify.c, decl.c,
152 error.c, init.c, lex.c, parser.c, pt.c, semantics.c, typeck.c,
153 typeck2.c: Use it instead of EXPR_LOC_OR_LOC.
155 * parser.c (cp_parser_lambda_expression): Use a range for
156 LAMBDA_EXPR_LOCATION.
158 PR c++/86200 - ICE with unexpanded pack in lambda parameter.
159 * pt.c (find_parameter_packs_r) [LAMBDA_EXPR]: Also look into the
162 PR c++/81060 - ICE with unexpanded parameter pack.
163 * pt.c (check_for_bare_parameter_packs): Add loc parameter.
164 * decl.c (grokdeclarator): Call it for qualifying_scope.
166 PR c++/86171 - ICE with recursive alias instantiation.
167 * pt.c (tsubst_decl): Handle recursive alias instantiation.
169 2018-06-18 Paolo Carlini <paolo.carlini@oracle.com>
171 * decl.c (duplicate_decls): Consistently use DECL_SOURCE_LOCATION
172 in errors about redefined default arguments; tidy.
174 2018-06-16 Kugan Vivekanandarajah <kuganv@linaro.org>
176 * constexpr.c (potential_constant_expression_1): Handle ABSU_EXPR.
177 * cp-gimplify.c (cp_fold): Likewise.
179 2018-06-15 Jason Merrill <jason@redhat.com>
181 PR c++/86147 - wrong capture for template argument.
182 * expr.c (mark_use): Look through NOP_EXPR.
184 * name-lookup.c (do_pushtag): Don't look through complete types, but
185 don't add to them either. Get context from current_binding_level.
186 * pt.c (tsubst_default_argument): Use push_to/pop_from_top_level.
188 * decl.c (start_enum): Do compare dependent underlying type.
190 PR c++/82882 - ICE with lambda in template default argument.
191 * lambda.c (record_null_lambda_scope): New.
192 * pt.c (tsubst_lambda_expr): Use it.
193 * name-lookup.c (do_pushtag): Don't give a lambda DECL_CONTEXT of a
194 function that isn't open.
196 * tree.c (maybe_warn_parm_abi): Inform the location of the class.
198 2018-06-14 Marek Polacek <polacek@redhat.com>
201 * decl2.c (cp_check_const_attributes): Skip trees that are not
204 2018-06-14 Jakub Jelinek <jakub@redhat.com>
206 P0624R2 - Default constructible and assignable stateless lambdas
207 * method.c (synthesized_method_walk): For C++2a don't mark
208 sfk_constructor or sfk_copy_assignment as deleted if lambda has
211 2018-06-14 Paolo Carlini <paolo.carlini@oracle.com>
213 * decl.c (duplicate_decls): Use DECL_SOURCE_LOCATION in
214 OPT_Wshadow warning_at.
215 (grokfndecl): Consistently use the location_t argument in
216 literal operator diagnostic messages.
217 (grokdeclarator): Use declspecs->locations[ds_storage_class]
219 * decl2.c (finish_static_data_member_decl): Use DECL_SOURCE_LOCATION
222 2018-06-13 Jason Merrill <jason@redhat.com>
224 PR c++/86099 - ICE with trivial copy and non-trivial default ctor.
225 * constexpr.c (instantiate_cx_fn_r): Don't synthesize trivial
228 PR c++/86094 - wrong code with defaulted move ctor.
229 * class.c (classtype_has_non_deleted_move_ctor): New.
230 * tree.c (maybe_warn_parm_abi, type_has_nontrivial_copy_init):
233 2018-06-12 Jason Merrill <jason@redhat.com>
235 PR c++/86098 - ICE with template placeholder for TTP.
236 * typeck.c (structural_comptypes) [TEMPLATE_TYPE_PARM]: Check
237 CLASS_PLACEHOLDER_TEMPLATE.
239 2018-06-12 Paolo Carlini <paolo.carlini@oracle.com>
241 * decl2.c (coerce_new_type, coerce_delete_type): Add location_t
242 parameter and adjust error_at calls.
243 * decl.c (grok_op_properties): Adjust calls.
244 * cp-tree.h (oerce_new_type, coerce_delete_type): Adjust decls.
246 2018-06-12 Marek Polacek <polacek@redhat.com>
248 Core issue 1331 - const mismatch with defaulted copy constructor
249 * class.c (check_bases_and_members): When checking a defaulted
250 function, mark it as deleted rather than giving an error.
252 2018-06-11 Jason Merrill <jason@redhat.com>
254 PR c++/85792 -Wctor-dtor-privacy and inherited constructor.
255 * class.c (maybe_warn_about_overly_private_class): Handle inherited
258 PR c++/85963 - -Wunused-but-set with ?: in template.
259 * pt.c (tsubst_copy_and_build) [COND_EXPR]: Call mark_rvalue_use.
261 2018-06-11 Paolo Carlini <paolo.carlini@oracle.com>
263 * decl.c (grok_op_properties): Consistently use the location
264 of the decl; remove special casing of POSTINCREMENT_EXPR and
265 POSTDECREMENT_EXPR wrt default arguments.
267 2018-06-05 Jason Merrill <jason@redhat.com>
269 * constexpr.c (cxx_eval_binary_expression): Special case comparison
270 of pointers to members of the same union.
272 2018-06-11 Jason Merrill <jason@redhat.com>
274 PR c++/86094 - wrong code with defaulted move ctor.
275 * tree.c (type_has_nontrivial_copy_init): Fix move ctor handling.
277 2018-06-10 Paolo Carlini <paolo.carlini@oracle.com>
279 * decl.c (grokfndecl): Use the location_t argument in two more places.
281 2018-06-06 Marek Polacek <polacek@redhat.com>
284 * pt.c (unify): If ELTTYPE has no deducible template parms, skip
285 deduction from the list elements.
286 (type_unification_real): Check convertibility of list elements.
288 2018-06-06 Jason Merrill <jason@redhat.com>
290 PR c++/86060 - ICE on range for with -std=c++98.
291 * parser.c (cp_parser_init_statement): Don't clobber *decl after
294 PR c++/85710 - ICE with -Wmemset-elt-size.
295 * semantics.c (finish_call_expr): Call warn_for_memset here.
296 * parser.c (cp_parser_postfix_expression): Not here.
297 (literal_integer_zerop): No longer static.
298 * pt.c (build_non_dependent_expr): Don't wrap CONST_DECL.
300 2018-06-05 Marek Polacek <polacek@redhat.com>
303 * tree.c (cp_tree_equal): Handle USING_DECL.
305 2018-06-05 Jason Merrill <jason@redhat.com>
307 PR c++/85731 - wrong error with qualified-id in template.
308 * semantics.c (finish_qualified_id_expr): build_qualified_name
309 for unbound names in the current class.
311 2018-06-04 Jason Merrill <jason@redhat.com>
313 PR c++/61806 - missed SFINAE with partial specialization.
314 * cp-tree.h (deferring_access_check_sentinel): Add deferring_kind
315 parameter to constructor.
316 * pt.c (instantiate_class_template_1): Enable access checking
317 before call to most_specialized_partial_spec.
319 PR c++/85765 - SFINAE and non-type default template arg.
320 * pt.c (type_unification_real): Do full semantic processing if
321 substituting a partial args list replaces all template parms.
323 2018-06-03 Jason Merrill <jason@redhat.com>
325 PR c++/85739 - ICE with pointer to member template parm.
326 * cvt.c (perform_qualification_conversions): Use cp_fold_convert.
328 2018-06-02 Jason Merrill <jason@redhat.com>
330 PR c++/85761 - ICE with ill-formed use of const outer variable.
331 * expr.c (mark_use): Handle location wrappers.
333 2018-06-01 Jason Merrill <jason@redhat.com>
335 PR c++/85764 - bogus 'this' not captured error.
336 * lambda.c (resolvable_dummy_lambda): Use nonlambda_method_basetype.
337 (nonlambda_method_basetype): Handle NSDMI.
339 CWG 1581: When are constexpr member functions defined?
340 * constexpr.c (instantiate_cx_fn_r, instantiate_constexpr_fns): New.
341 (cxx_eval_outermost_constant_expr): Call instantiate_constexpr_fns.
343 PR c++/58281 - explicit instantiation of constexpr
344 * pt.c (mark_decl_instantiated): Clear DECL_EXTERNAL.
346 * pt.c (instantiate_decl): Any defaulted function is defined.
348 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
351 * call.c (resolve_args): Use location of expression, not current input
354 2018-05-30 Ville Voutilainen <ville.voutilainen@gmail.com>
356 Do not warn about zero-as-null when NULL is used.
357 * call.c (conversion_null_warnings): Check for pointer
358 types converted from zero constants.
359 (convert_like_real): Add a warning sentinel at the end.
360 * tree.c (maybe_warn_zero_as_null_pointer_constant): Also
363 2018-05-30 Jason Merrill <jason@redhat.com>
365 PR c++/85807 - ICE with call in template NSDMI.
366 * init.c (get_nsdmi): Use push_to/pop_from_top_level.
367 * tree.c (bot_manip): Don't set_flags_from_callee in a template.
369 PR c++/85873 - constant initializer_list array not in .rodata.
370 * tree.c (build_target_expr): Set TREE_READONLY.
371 * call.c (set_up_extended_ref_temp): Set TREE_READONLY.
373 * parser.c (cp_parser_check_condition_declarator): Handle
376 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
378 * typeck.c (cxx_sizeof_or_alignof_type): Return size_one_node instead
379 of using it in dead store.
381 2018-05-29 Jason Merrill <jason@redhat.com>
383 PR c++/67445 - returning temporary initializer_list.
384 PR c++/67711 - assigning from temporary initializer_list.
385 PR c++/48562 - new initializer_list.
386 * typeck.c (maybe_warn_about_returning_address_of_local): Also warn
387 about returning local initializer_list.
388 * cp-tree.h (AUTO_TEMP_NAME, TEMP_NAME_P): Remove.
389 * call.c (build_over_call): Warn about assignment from temporary
391 * init.c (build_new_1): Warn about 'new std::initializer_list'.
392 (find_list_begin, maybe_warn_list_ctor): New.
393 (perform_member_init): Use maybe_warn_list_ctor.
395 2018-05-29 Marek Polacek <polacek@redhat.com>
398 * init.c (build_new): Handle deducing a class with new
399 with more than one argument.
401 2018-05-29 Jakub Jelinek <jakub@redhat.com>
404 * init.c (build_aggr_init): For structured binding initialized from
405 array call mark_rvalue_use on the initializer.
407 2018-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
409 * decl2.c (start_static_storage_duration_function): Use
410 splay_tree_delete_pointers.
412 2018-05-25 Jason Merrill <jason@redhat.com>
414 PR c++/85815 - reference to member of enclosing template.
415 * search.c (lookup_base): Use currently_open_class.
416 (lookup_member): Use it regardless of -fconcepts.
417 * parser.c (cp_parser_postfix_dot_deref_expression): Check it.
419 CWG 616, 1213 - value category of subobject references.
420 * tree.c (lvalue_kind): Fix handling of ARRAY_REF of pointer.
422 2018-05-24 Jason Merrill <jason@redhat.com>
424 PR c++/85842 - -Wreturn-type, constexpr if and generic lambda.
425 * pt.c (tsubst_lambda_expr): Copy current_function_returns_* to
428 2018-05-24 Ville Voutilainen <ville.voutilainen@gmail.com>
430 Pedwarn on a non-standard position of a C++ attribute.
431 * parser.c (cp_parser_namespace_definition): Pedwarn about attributes
432 after the namespace name.
434 2018-05-24 Paolo Carlini <paolo.carlini@oracle.com>
436 * cp-tree.h (INDIRECT_TYPE_P): New.
437 * call.c (build_trivial_dtor_call, maybe_warn_class_memaccess,
438 joust): Use it instead of POINTER_TYPE_P.
439 * class.c (update_vtable_entry_for_fn, find_flexarrays,
440 * fixed_type_or_null, resolves_to_fixed_type_p): Likewise.
441 * constexpr.c (cxx_eval_binary_expression, cxx_fold_indirect_ref,
442 * cxx_eval_increment_expression, potential_constant_expression_1):
444 * cp-gimplify.c (cp_gimplify_expr, cp_genericize_r): Likewise.
445 * cp-objcp-common.c (cxx_get_alias_set): Likewise.
446 * cp-ubsan.c (cp_ubsan_maybe_instrument_member_call,
447 cp_ubsan_maybe_instrument_downcast): Likewise.
448 * cvt.c (cp_convert_to_pointer, ocp_convert,
449 cp_get_fndecl_from_callee, maybe_warn_nodiscard, convert): Likewise.
450 * cxx-pretty-print.c (cxx_pretty_printer::abstract_declarator,
451 pp_cxx_offsetof_expression_1): Likewise.
452 * decl.c (grokparms, static_fn_type): Likewise.
453 * decl2.c (grokbitfield): Likewise.
454 * error.c (dump_expr): Likewise.
455 * except.c (initialize_handler_parm, check_noexcept_r): Likewise.
456 * init.c (warn_placement_new_too_small): Likewise.
457 * lambda.c (build_capture_proxy, add_capture): Likewise.
458 * parser.c (cp_parser_omp_for_loop): Likewise.
459 * pt.c (convert_nontype_argument, fn_type_unification,
460 uses_deducible_template_parms, check_cv_quals_for_unify,
461 dependent_type_p_r): Likewise.
462 * search.c (check_final_overrider): Likewise.
463 * semantics.c (handle_omp_array_sections, finish_omp_clauses,
464 finish_omp_for): Likewise.
465 * tree.c (cp_build_qualified_type_real): Likewise.
466 * typeck.c (build_class_member_access_expr,
467 finish_class_member_access_expr, build_x_indirect_ref,
468 cp_build_indirect_ref_1, cp_build_binary_op, build_const_cast_1):
471 2018-05-24 Jason Merrill <jason@redhat.com>
473 PR c++/85864 - literal template and default template arg.
474 * pt.c (instantiation_dependent_r): Handle NONTYPE_ARGUMENT_PACK.
476 2018-05-24 Marek Polacek <polacek@redhat.com>
479 * init.c (build_new_1): Use fold_non_dependent_expr. Use a dedicated
480 variable for its result. Fix a condition.
481 (build_new): Use fold_non_dependent_expr. Tweak a condition.
483 2018-05-23 Jason Merrill <jason@redhat.com>
485 Fix cast to rvalue reference from prvalue.
486 * cvt.c (diagnose_ref_binding): Handle rvalue reference.
487 * rtti.c (build_dynamic_cast_1): Don't try to build a reference to
488 non-class type. Handle xvalue argument.
489 * typeck.c (build_reinterpret_cast_1): Allow cast from prvalue to
491 * semantics.c (finish_compound_literal): Do direct-initialization,
492 not cast, to initialize a reference.
494 CWG 616, 1213 - value category of subobject references.
495 * tree.c (lvalue_kind): A reference to a subobject of a prvalue is
497 * typeck2.c (build_m_component_ref): Likewise.
498 * typeck.c (cp_build_addr_expr_1, lvalue_or_else): Remove diagnostic
499 distinction between temporary and xvalue.
501 2018-05-23 Marek Polacek <polacek@redhat.com>
503 Implement P0614R1, Range-based for statements with initializer.
504 * parser.c (cp_parser_range_based_for_with_init_p): New.
505 (cp_parser_init_statement): Use it. Parse the optional init-statement
506 for a range-based for loop.
507 (cp_parser_skip_to_closing_parenthesis_1): Handle balancing ?:.
509 2018-05-22 Jason Merrill <jason@redhat.com>
511 PR c++/81420 - not extending temporary lifetime.
512 * call.c (extend_ref_init_temps_1): Handle ARRAY_REF.
513 * class.c (build_base_path): Avoid redundant move of an rvalue.
515 PR c++/85866 - error with .* in default template arg.
516 * pt.c (tsubst_copy_and_build): Handle partial instantiation.
518 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
520 * parser.c (cp_parser_parameter_declaration_list): Remove
522 (cp_parser_parameter_declaration_clause): Adjust.
523 (cp_parser_cache_defarg): Likewise.
525 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
528 * parser.c (cp_parser_maybe_commit_to_declaration,
529 cp_parser_check_condition_declarator): New.
530 (cp_parser_simple_declaration): Use the first above.
531 (cp_parser_condition): Use both the above; enforce
532 [stmt.stmt]/2 about the declarator not specifying
533 a function or an array; improve error-recovery.
535 2018-05-20 Jason Merrill <jason@redhat.com>
537 PR libstdc++/85843 - warning in logic_error copy constructor.
538 * class.c (type_has_user_nondefault_constructor): Check for a
539 user-provided ctor, not user-declared.
541 2018-05-19 Jason Merrill <jason@redhat.com>
543 * pt.c (tsubst_pack_expansion): Sorry rather than abort
544 on __integer_pack as subexpression of pattern.
546 2018-05-18 Jason Merrill <jason@redhat.com>
548 PR c++/58407 - deprecated implicit copy ops.
549 * call.c (build_over_call): Warn about deprecated trivial fns.
550 * class.c (classtype_has_user_copy_or_dtor): New.
551 (type_build_ctor_call): Check TREE_DEPRECATED.
552 (type_build_dtor_call): Likewise.
553 * decl2.c (cp_warn_deprecated_use): Move from tree.c.
554 Add checks. Return bool. Handle -Wdeprecated-copy.
556 * decl.c (grokdeclarator): Remove redundant checks.
557 * typeck2.c (build_functional_cast): Likewise.
558 * method.c (lazily_declare_fn): Mark deprecated copy ops.
559 * init.c (build_aggr_init): Only set TREE_USED if there are
562 2018-05-18 Cesar Philippidis <cesar@codesourcery.com>
565 * cp-gimplify.c (cp_genericize_r): Call genericize_omp_for_stmt for
568 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
570 * constexpr.c (cxx_eval_constant_expression): Remove FMA_EXPR handling.
571 (potential_constant_expression_1): Likewise.
573 2018-05-16 Marek Polacek <polacek@redhat.com>
576 * call.c (set_flags_from_callee): Handle AGGR_INIT_EXPRs too.
577 * tree.c (bot_manip): Call set_flags_from_callee for
580 2018-05-15 Jason Merrill <jason@redhat.com>
582 * cp-tree.h (cp_expr): Remove copy constructor.
583 * mangle.c (struct releasing_vec): Declare copy constructor.
585 * constexpr.c (cxx_eval_vec_init_1): Pass tf_none if ctx->quiet.
587 PR c++/64372 - CWG 1560, gratuitous lvalue-rvalue conversion in ?:
588 * call.c (build_conditional_expr_1): Don't force_rvalue when one arm
589 is a throw-expression.
591 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
593 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
594 (FOR_EACH_CLONE): Update.
595 * decl.c (grokdeclarator): Use it.
596 * decl2.c (vague_linkage_p): Likewise.
597 * mangle.c (mangle_decl): Likewise.
598 * method.c (lazily_declare_fn): Likewise.
599 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
600 * repo.c (repo_emit_p): Likewise.
601 * tree.c (decl_linkage): Likewise.
603 2018-05-14 Jason Merrill <jason@redhat.com>
605 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
606 * tree.c (build_cp_fntype_variant): New.
607 (build_ref_qualified_type, build_exception_variant)
608 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
609 (cxx_type_hash_eq, cp_check_qualified_type): Check
610 TYPE_HAS_LATE_RETURN_TYPE.
611 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
612 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
613 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
614 (adjust_clone_args): Likewise.
615 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
616 build_cp_fntype_variant.
617 (grokdeclarator): Pass late_return_type_p to grokfndecl.
618 (check_function_type): Use cxx_copy_lang_qualifiers.
619 (static_fn_type): Use cxx_copy_lang_qualifiers.
620 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
621 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
622 (change_return_type): Use cxx_copy_lang_qualifiers.
623 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
624 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
625 return type on the declarator like a normal trailing return type.
626 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
627 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
628 * typeck.c (merge_types): Use build_cp_fntype_variant.
630 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
632 * cp-tree.h (TYPE_REF_P): New.
633 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
634 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
635 direct_reference_binding, reference_binding, implicit_conversion,
636 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
637 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
638 build_over_call, perform_implicit_conversion_flags,
639 extend_ref_init_temps, type_has_extended_temps): Use it.
640 * class.c (one_inheriting_sig, check_field_decls,
641 check_bases_and_members, find_flexarrays, finish_struct,
642 fixed_type_or_null): Likewise.
643 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
644 non_const_var_error, cxx_eval_constant_expression,
645 potential_constant_expression_1): Likewise.
646 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
647 cp_genericize_r, cxx_omp_privatize_by_reference,
648 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
649 cp_fold_maybe_rvalue): Likewise.
650 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
651 * cvt.c (build_up_reference, convert_to_reference,
652 convert_from_reference, convert_to_void, noexcept_conv_p,
653 fnptr_conv_p): Likewise.
654 * decl.c (poplevel, check_for_uninitialized_const_var,
655 check_initializer, initialize_local_var, cp_finish_decl,
656 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
657 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
658 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
659 decl_maybe_constant_var_p): Likewise.
660 * error.c (dump_type_prefix, dump_expr): Likewise.
661 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
662 is_admissible_throw_operand_or_catch_parameter): Likewise.
663 * expr.c (mark_use): Likewise.
664 * init.c (build_zero_init_1, build_value_init_noctor,
665 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
666 build_new, build_delete): Likewise.
667 * lambda.c (build_lambda_object): Likewise.
668 * mangle.c (write_expression, write_template_arg): Likewise.
669 * method.c (forward_parm, do_build_copy_constructor,
670 do_build_copy_assign, build_stub_object, constructible_expr,
671 walk_field_subobs): Likewise.
672 * parser.c (cp_parser_omp_for_loop_init,
673 cp_parser_omp_declare_reduction_exprs,
674 cp_parser_omp_declare_reduction): Likewise.
675 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
676 convert_template_argument, tsubst_pack_expansion,
677 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
678 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
679 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
680 value_dependent_expression_p, build_deduction_guide): Likewise.
681 * semantics.c (finish_handler_parms, finish_non_static_data_member,
682 finish_compound_literal, omp_privatize_field,
683 handle_omp_array_sections_1, handle_omp_array_sections,
684 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
685 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
686 finish_omp_clauses, finish_decltype_type, capture_decltype,
687 finish_builtin_launder): Likewise.
688 * tree.c (lvalue_kind, cp_build_reference_type, move,
689 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
690 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
691 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
692 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
693 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
694 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
695 convert_for_initialization,
696 maybe_warn_about_returning_address_of_local, check_return_expr,
697 cp_type_quals, casts_away_constness, non_reference): Likewise.
698 * typeck2.c (cxx_readonly_error, store_init_value,
699 process_init_constructor_record, build_x_arrow, build_functional_cast,
700 add_exception_specifier): Likewise.
702 2018-05-14 Jason Merrill <jason@redhat.com>
704 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
705 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
707 2018-05-11 Jakub Jelinek <jakub@redhat.com>
710 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
711 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
712 cxx_omp_predetermined_sharing_1. Rename old function to ...
713 (cxx_omp_predetermined_sharing_1): ... this.
714 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
715 instead of cxx_omp_predetermined_sharing.
717 2018-05-10 Jason Merrill <jason@redhat.com>
719 * decl.c (cp_finish_decl): Don't instantiate auto variable.
720 (check_static_variable_definition): Allow auto.
721 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
723 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
724 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
726 Core issue 2310 - conversion to base of incomplete type.
727 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
729 CWG 2267 - list-initialization of reference temporary
730 * call.c (reference_binding): List-initializing a reference
731 temporary is copy-list-initialization.
733 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
735 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
736 instantiation in template context.
738 * class.c (vbase_has_user_provided_move_assign): Use
741 * lambda.c (lambda_expr_this_capture): Improve logic.
743 * decl.c (make_typename_type): s/parameters/arguments/.
744 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
745 * pt.c (make_pack_expansion): Correct error message.
747 2018-05-10 Jakub Jelinek <jakub@redhat.com>
750 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
751 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
754 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
757 * decl2.c (adjust_var_decl_tls_model): New static function.
758 (comdat_linkage): Call it on a variable.
759 (maybe_make_one_only): Likewise.
761 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
765 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
768 * parser.c (cp_parser_parameter_declaration_list): When the
769 entire parameter-declaration-list is erroneous maybe call
770 abort_fully_implicit_template.
772 2018-05-08 Jason Merrill <jason@redhat.com>
774 PR c++/85706 - class deduction under decltype
775 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
776 *walk_subtrees whether or not we walked into the operand.
777 (type_uses_auto): Only look at deduced contexts.
779 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
782 * parser.c (cp_parser_parameter_declaration_list): When the
783 entire parameter-declaration-list is erroneous maybe call
784 abort_fully_implicit_template.
786 2018-05-08 Marek Polacek <polacek@redhat.com>
789 * semantics.c (finish_if_stmt_cond): See through typedefs.
791 2018-05-07 Jason Merrill <jason@redhat.com>
793 PR c++/85646 - lambda visibility.
794 * decl2.c (determine_visibility): Don't mess with template arguments
795 from the containing scope.
796 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
799 2018-05-07 Nathan Sidwell <nathan@acm.org>
802 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
803 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
804 (SET_DECL_SHADOWED_FOR_VAR): Delete.
805 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
806 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
808 * name-lookup.h (struct cp_binding_level): Remove
809 dead_vars_from_for field.
810 * cp-lang.c (cp_init_ts): Delete.
811 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
812 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
813 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
814 (init_shadowed_var_for_decl): Delete.
815 * decl.c (poplevel): Remove shadowed for var handling.
816 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
817 * name-lookup.c (find_local_binding): Remove shadowed for var
819 (check_local_shadow): Likewise.
820 (check_for_out_of_scope_variable): Delete.
821 * parser.c (cp_parser_primary_expression): Remove shadowed for var
823 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
824 * semantics.c (begin_for_scope): Always have a scope.
825 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
826 (begin_range_for_stmt, finish_id_expression): Likewise.
828 2018-05-07 Jason Merrill <jason@redhat.com>
830 PR c++/85618 - ICE with initialized VLA.
831 * tree.c (vla_type_p): New.
832 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
833 rather than array_of_runtime_bound_p.
835 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
837 * cvt.c (ocp_convert): Early handle the special case of a
838 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
840 2018-05-03 Jason Merrill <jason@redhat.com>
842 PR c++/85600 - virtual delete failure.
843 * init.c (build_delete): Always save_expr when deleting.
845 2018-05-03 Nathan Sidwell <nathan@acm.org>
847 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
848 * name-lookup.c (do_pushdecl): Likewise.
850 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
851 Jason Merrill <jason@redhat.com>
854 * name-lookup.c (check_local_shadow): Don't handle static old
855 declarations in the block handling locals shadowing locals.
857 2018-05-01 Jason Merrill <jason@redhat.com>
859 PR c++/85587 - error with scoped enum in template.
860 * semantics.c (finish_qualified_id_expr): Don't return an
861 unqualified IDENTIFIER_NODE.
863 2018-04-30 Jason Merrill <jason@redhat.com>
865 PR c++/85580 - extern "C" and local variables
866 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
868 PR c++/84701 - unsigned typeof.
869 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
870 of long/short/signed/unsigned.
872 PR c++/85305 - pack in lambda init-capture.
873 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
874 check_for_bare_parameter_packs in a subexpression.
875 (cp_parser_lambda_introducer): Use it.
877 PR c++/61982 - dead stores to destroyed objects.
878 * call.c (build_trivial_dtor_call): New, assigns a clobber.
879 (build_over_call, build_special_member_call): Use it.
880 * cp-tree.h: Declare it.
881 * init.c (build_delete): Remove trivial path.
883 * init.c (build_dtor_call): Use build_special_member_call.
884 (build_delete): Remove redundant uses of save_addr.
886 * decl.c (build_clobber_this): Use build_clobber.
888 2018-04-27 Jakub Jelinek <jakub@redhat.com>
891 * init.c (build_zero_init_1): For zero initialization of
892 NULLPTR_TYPE_P type use build_int_cst directly.
894 2018-04-27 David Malcolm <dmalcolm@redhat.com>
897 * name-lookup.c (consider_binding_level): Skip compiler-generated
899 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
900 nested if statements into a series of rejection tests. Reject
901 lambda-ignored entities as suggestions.
903 2018-04-27 Jason Merrill <jason@redhat.com>
905 * cvt.c (cp_fold_convert): Use convert_ptrmem.
906 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
908 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
911 * decl.c (grokdeclarator): Clear friendp upon definition in local
912 class definition error.
914 2018-04-27 Jason Merrill <jason@redhat.com>
916 PR c++/85545 - ICE with noexcept PMF conversion.
917 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
919 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
921 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
923 2018-04-27 Nathan Sidwell <nathan@acm.org>
925 * typeck.c (convert_ptrmem): Move local var decls to initialization.
927 * cp-tree.h (TEMPLATE_INFO): Fix comments.
928 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
929 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
930 (dump, print_other_binding_stacks): Remove declarations.
931 * name-lookup.c (print_other_binding_stack): Make static.
932 * pt.c (build_template_decl): Make static.
934 2018-04-26 Jason Merrill <jason@redhat.com>
936 PR c++/85545 - ICE with noexcept PMF conversion.
937 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
939 2018-04-25 Nathan Sidwell <nathan@acm.org>
943 * cp-tree.h (REINTERPRET_CAST_P): New.
944 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
945 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
946 for non-trivial PTRMEM_CST cases.
947 * typeck.c (build_nop_reinterpret): New.
948 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
949 NOP_EXPRs returned by cp_convert.
951 2018-04-23 Jason Merrill <jason@redhat.com>
953 PR c++/69560 - wrong alignof(double) on x86.
954 CWG 1879 - Inadequate definition of alignment requirement.
955 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
956 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
957 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
958 (cxx_alignof_expr): Pass it.
959 * parser.c (cp_parser_unary_expression): Pass it.
960 * pt.c (tsubst_copy): Copy it.
961 (tsubst_copy_and_build): Pass it.
962 * decl.c (fold_sizeof_expr): Pass it.
964 2018-04-23 Jakub Jelinek <jakub@redhat.com>
965 Jason Merrill <jason@redhat.com>
967 PR c++/85470 - wrong error with static data member.
968 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
969 * typeck2.c (store_init_value): Likewise.
971 2018-04-20 Jakub Jelinek <jakub@redhat.com>
974 * cp-tree.h (tinst_level): Remove in_system_header_p member,
975 change refcount member from unsigned char to unsigned short,
976 add refcount_infinity static data member, adjust comments.
977 * pt.c (tinst_level::refcount_infinity): Define.
978 (inc_refcount_use): Remove assert, don't increment if refcount
979 is already refcount_infinity, adjust comment.
980 (dec_refcount_use): Remove assert, don't decrement if refcount
981 is refcount_infinity, adjust comment.
982 (push_tinst_level_loc): Formatting fix.
984 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
987 * pt.c (lookup_template_class_1): Check pushtag return value for
990 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
993 * cp-tree.h (tinst_level::free): Fix whitespace.
995 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
998 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
1001 2018-04-18 Jakub Jelinek <jakub@redhat.com>
1004 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
1005 tricks from here to ...
1006 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
1007 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
1009 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
1012 * cp-tree.h (struct tinst_level): Split decl into tldcl and
1013 targs. Add private split_list_p, tree_list_p, and not_list_p
1014 inline const predicates; to_list private member function
1015 declaration; free public member function declaration; list_p,
1016 get_node and maybe_get_node accessors, and refcount data
1017 member. Narrow errors to unsigned short.
1018 * error.c (print_instantiation_full_context): Use new
1020 (print_instantiation_partial_context_line): Likewise. Drop
1021 const from tinst_level-typed parameter.
1022 * mangle.c (mangle_decl_string): Likewise.
1023 * pt.c (freelist): New template class.
1024 (tree_list_freelist_head): New var.
1025 (tree_list_freelist): New fn, along with specializations.
1026 (tinst_level_freelist_head): New var.
1027 (pending_template_freelist_head): Likewise.
1028 (tinst_level_freelist, pending_template_freelist): New fns.
1029 (tinst_level::to_list, tinst_level::free): Define.
1030 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
1031 (set_refcount_ptr): New template fn.
1032 (add_pending_template): Adjust for refcounting, freelists and
1034 (neglectable_inst_p): Take a NULL d as a non-DECL.
1035 (limit_bad_template_recursion): Use new accessors.
1036 (push_tinst_level): New overload to create the list.
1037 (push_tinst_level_loc): Make it static, split decl into two
1038 args, adjust tests and initialization to cope with split
1039 lists, use freelist, adjust for refcounting.
1040 (push_tinst_level_loc): New wrapper with the old interface.
1041 (pop_tinst_level): Adjust for refcounting.
1042 (record_last_problematic_instantiation): Likewise.
1043 (reopen_tinst_level): Likewise. Use new accessors.
1044 (instantiate_alias_template): Adjust for split list.
1045 (fn_type_unification): Likewise.
1046 (get_partial_spec_bindings): Likewise.
1047 (instantiate_pending_templates): Use new accessors. Adjust
1048 for refcount. Release pending_template to freelist.
1049 (instantiating_current_function_p): Use new accessors.
1051 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
1054 * parser.c (cp_parser_builtin_offset): Reject type definitions.
1055 * mangle.c (nested_anon_class_index): Avoid crash returning -1
1056 if we've seen errors.
1058 2018-04-12 David Malcolm <dmalcolm@redhat.com>
1061 * name-lookup.c (macro_use_before_def::maybe_make): New function,
1062 checking that the use is indeed before the definition.
1063 (macro_use_before_def::macro_use_before_def): Make private.
1064 (macro_use_before_def::~macro_use_before_def): Make private. Move
1065 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
1066 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
1067 than using new directly.
1069 2018-04-12 Jason Merrill <jason@redhat.com>
1071 PR c++/85356 - ICE with pointer to member function.
1072 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
1073 flag_noexcept_type. Build the new spec within the function context.
1074 * except.c (build_noexcept_spec): Do get constant value in templates
1075 if flag_noexcept_type.
1076 * decl.c (check_redeclaration_exception_specification): Don't
1077 instantiate noexcept on a dependent declaration.
1079 2018-04-12 Marek Polacek <polacek@redhat.com>
1082 * constexpr.c (reduced_constant_expression_p): Return false for null
1085 2018-04-11 Marek Polacek <polacek@redhat.com>
1088 * constexpr.c (potential_constant_expression_1): Consider conversions
1089 from classes to literal types potentially constant.
1091 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
1094 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
1095 the type like TYPE_PTR_OR_PTRMEM_P.
1097 2018-04-10 Jason Merrill <jason@redhat.com>
1099 PR debug/65821 - wrong location for main().
1100 * call.c (clear_location_r, convert_default_arg): Revert.
1101 * tree.c (break_out_target_exprs): Add clear_location parm.
1102 (struct bot_data): New.
1103 (bot_manip): Clear location if requested.
1104 * init.c (get_nsdmi): Pass clear_location.
1106 2018-04-10 David Malcolm <dmalcolm@redhat.com>
1109 * call.c (get_fndecl_argument_location): Make non-static.
1110 * cp-tree.h (get_fndecl_argument_location): New decl.
1111 * typeck.c (convert_for_assignment): When complaining due to
1112 conversions for an argument, show the location of the parameter
1115 2018-04-10 Jakub Jelinek <jakub@redhat.com>
1117 PR c++/85312 - P0962 cleanup
1118 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
1121 2018-04-10 Jason Merrill <jason@redhat.com>
1123 PR debug/65821 - wrong location for main().
1124 * call.c (clear_location_r): New.
1125 (convert_default_arg): Use it.
1126 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
1128 PR c++/85285 - ICE with flexible array after substitution.
1129 * pt.c (instantiate_class_template_1): Check for flexible array in
1132 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
1135 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
1136 issue a pedwarn and defer trying to do bindings.
1138 2018-04-09 Jason Merrill <jason@redhat.com>
1140 PR c++/85279 - dump_expr doesn't understand decltype.
1141 * error.c (dump_expr): Handle DECLTYPE_TYPE.
1143 PR c++/85262 - ICE with redundant qualification on constructor.
1144 * call.c (build_new_method_call_1): Move make_args_non_dependent
1145 after A::A() handling.
1147 PR c++/85277 - ICE with invalid offsetof.
1148 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
1149 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
1151 PR c++/85264 - ICE with excess template-parameter-list.
1152 * parser.c (cp_parser_check_template_parameters): Add template_id_p
1153 parameter. Don't allow an extra template header if true.
1154 (cp_parser_class_head): Pass template_id_p.
1155 (cp_parser_elaborated_type_specifier): Likewise.
1156 (cp_parser_alias_declaration): Likewise.
1157 (cp_parser_check_declarator_template_parameters): Likewise.
1159 2018-04-09 Jakub Jelinek <jakub@redhat.com>
1162 * parser.c (cp_parser_simple_declaration): For structured bindings,
1163 if *maybe_range_for_decl is NULL after parsing it, set it to
1166 2018-04-09 Jason Merrill <jason@redhat.com>
1168 PR c++/85256 - ICE capturing pointer to VLA.
1169 * lambda.c (add_capture): Distinguish between variable-size and
1170 variably-modified types.
1172 2018-04-06 Jason Merrill <jason@redhat.com>
1174 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
1175 * pt.c (extract_locals_r): Remember local typedefs.
1177 2018-04-06 David Malcolm <dmalcolm@redhat.com>
1180 * name-lookup.c (struct std_name_hint): Move out of
1181 get_std_name_hint; add field "min_dialect".
1182 (get_std_name_hint): Add min_dialect values to all initializers.
1183 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
1184 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
1185 <shared_mutex>, <string_view>, <thread>, and <variant>.
1186 Add fstream, ifstream, and ofstream to <fstream>.
1187 Add istringstream, ostringstream, and stringstream to <sstream>.
1188 Add basic_string to <string>.
1189 Add tuple_element and tuple_size to <tuple>.
1190 Add declval to <utility>.
1191 Fix ordering of <queue> and <tuple>.
1192 Return a std_name_hint, rather than a const char *.
1193 (get_cxx_dialect_name): New function.
1194 (maybe_suggest_missing_std_header): Detect names that aren't yet
1195 available in the current dialect, and instead of suggesting a
1196 missing #include, warn about the dialect.
1198 2018-04-06 Jakub Jelinek <jakub@redhat.com>
1201 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
1202 errorcount is set if tsubst doesn't return a VAR_DECL.
1204 2018-04-06 David Malcolm <dmalcolm@redhat.com>
1207 * name-lookup.c (using_directives_contain_std_p): New function.
1208 (has_using_namespace_std_directive_p): New function.
1209 (suggest_alternatives_for): Simplify if/else logic using early
1210 returns. If no candidates were found, and there's a
1211 "using namespace std;" directive, call
1212 maybe_suggest_missing_std_header.
1213 (maybe_suggest_missing_header): Split later part of the function
1215 (maybe_suggest_missing_std_header): New.
1217 2018-04-06 Jason Merrill <jason@redhat.com>
1219 PR c++/85242 - ICE with class definition in template parm.
1220 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
1221 processing_template_parmlist.
1223 PR c++/85240 - LTO ICE with using of undeduced auto fn.
1224 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
1226 2018-04-05 Jakub Jelinek <jakub@redhat.com>
1229 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
1230 is not prev, if prev == decl.
1233 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
1234 maybe_apply_pragma_weak here...
1235 (cp_maybe_mangle_decomp): ... but call it here instead.
1237 2018-04-05 Jason Merrill <jason@redhat.com>
1239 PR c++/85136 - ICE with designated init in template.
1240 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
1241 designated initializer.
1242 (check_array_designated_initializer): Update ce->index with the
1245 PR c++/83808 - ICE with VLA initialization.
1246 * typeck2.c (process_init_constructor_array): Don't require a VLA
1247 initializer to have VLA type.
1249 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
1252 * call.c (convert_like_real): Fail gracefully for a broken
1253 std::initializer_list, missing a definition.
1255 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
1257 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
1260 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
1261 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
1263 2018-04-05 Jason Merrill <jason@redhat.com>
1265 PR c++/82152 - ICE with class deduction and inherited ctor.
1266 * pt.c (do_class_deduction): Ignore inherited ctors.
1268 PR c++/84665 - ICE with array of empty class.
1269 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
1271 PR c++/85228 - ICE with lambda in enumerator in template.
1272 * pt.c (bt_instantiate_type_proc): Don't assume
1273 CLASSTYPE_TEMPLATE_INFO is non-null.
1275 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
1278 * decl.c (find_decomp_class_base): Check accessibility instead
1279 of declared access, adjust diagnostic.
1281 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
1284 * decl.c (get_tuple_decomp_init): Check the templatedness
1287 2018-04-05 Jason Merrill <jason@redhat.com>
1289 PR c++/85200 - ICE with constexpr if in generic lambda.
1290 * pt.c (extract_locals_r): Don't record the local specs of variables
1291 declared within the pattern.
1293 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
1296 * pt.c (check_auto_in_tmpl_args): New.
1297 (tsubst_qualified_id): Use it to reject template args
1298 referencing auto for non-type templates.
1299 * parser.c (cp_parser_template_id): Likewise.
1300 * cp-tree.h (check_auto_in_tmpl_args): Declare.
1301 * typeck2.c (build_functional_cast): Report correct location
1302 for invalid use of auto.
1304 2018-04-04 Jason Merrill <jason@redhat.com>
1306 PR c++/85215 - ICE with copy-init from conversion.
1307 * call.c (merge_conversion_sequences): Fix type of direct binding
1310 PR c++/84938 - ICE with division by ~-1.
1311 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
1313 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
1314 * parser.c (cp_parser_mem_initializer_list): Call
1315 check_for_bare_parameter_packs.
1317 2018-04-04 Jakub Jelinek <jakub@redhat.com>
1320 * constexpr.c (cxx_eval_builtin_function_call): For calls to
1321 builtin_valid_in_constant_expr_p functions, don't call
1322 cxx_eval_constant_expression if argument is not
1323 potential_constant_expression.
1326 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
1328 * semantics.c (calculate_bases): Add complain argument. Use
1329 complete_type_or_maybe_complain instead of just complete_type and
1330 return an empty vector if it fails. Move make_tree_vector () call
1331 after early return. Formatting fixes.
1332 (calculate_direct_bases): Likewise. Call release_tree_vector at the
1334 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
1335 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
1336 calculate_direct_bases callers, formatting fixes.
1338 2018-04-04 Jason Merrill <jason@redhat.com>
1340 PR c++/85006 - -fconcepts ICE with A<auto...> return type
1341 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
1343 PR c++/85200 - ICE with constexpr if in generic lambda.
1344 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
1346 PR c++/84221 - bogus -Wunused with attribute and template.
1347 * decl2.c (is_late_template_attribute): Handle unused and used
1348 normally on non-TYPE_DECL.
1350 PR c++/85135 - ICE with omitted template arguments.
1351 * decl.c (grokdeclarator): Catch deduced class type in trailing
1354 PR c++/85133 - ICE with missing concept initializer.
1355 * decl.c (cp_finish_decl): If a concept initializer is missing, use
1358 PR c++/85118 - wrong error with generic lambda and std::bind.
1359 * call.c (add_template_conv_candidate): Disable if there are any
1362 PR c++/85141 - ICE with compound assignment and static member fn.
1363 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
1364 compound assignment.
1366 PR c++/85148 - ICE with 'this' in array NSDMI.
1367 * tree.c (replace_placeholders_r): Use handled_component_p.
1369 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
1372 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
1373 * parser.c (cp_parser_unqualified_id): ..not here.
1375 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
1378 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
1380 * decl2.c (mark_used): Return without effects if tf_conv.
1382 2018-04-03 Jason Merrill <jason@redhat.com>
1384 PR c++/85092 - C++17 ICE with unused list constructor.
1385 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
1388 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
1389 * constexpr.c (cxx_eval_builtin_function_call): Only defer
1390 __builtin_constant_p if ctx->quiet.
1392 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
1395 * pt.c (rewrite_template_parm): If the first argument is
1396 error_mark_node return it immediately.
1397 (build_deduction_guide): Check the return value of the
1398 latter for error_mark_node.
1399 (do_class_deduction): Check the return value of the latter.
1401 2018-04-03 Jason Merrill <jason@redhat.com>
1403 * semantics.c (finish_if_stmt_cond): Use
1404 instantiation_dependent_expression_p.
1406 PR c++/85149 - generic lambda and constexpr if.
1407 * pt.c (build_extra_args, add_extra_args): Split from
1408 tsubst_pack_expansion.
1409 (tsubst_expr) [IF_STMT]: Use them.
1410 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
1412 * typeck.c (merge_types): Limit matching attribute shortcut to
1415 2018-04-03 Jakub Jelinek <jakub@redhat.com>
1418 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
1421 * name-lookup.c (handle_namespace_attrs): Return early if attributes
1425 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
1426 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
1427 instead for static data members clear init and set DECL_EXTERNAL.
1429 2018-04-02 Jason Merrill <jason@redhat.com>
1431 PR c++/64095 - auto... parameter pack.
1432 * parser.c (cp_parser_parameter_declaration): Handle turning autos
1434 (cp_parser_parameter_declaration_list): Not here.
1436 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
1439 * class.c (instantiate_type): Peel off SAVE_EXPR before
1442 2018-03-30 Jason Merrill <jason@redhat.com>
1444 * typeck2.c (process_init_constructor_record): Use
1445 init_list_type_node for the CONSTRUCTOR around an anonymous union
1446 designated initializer.
1448 2018-03-30 Jakub Jelinek <jakub@redhat.com>
1451 * semantics.c (finish_omp_reduction_clause): If
1452 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
1453 even if processing_template_decl.
1455 2018-03-29 David Malcolm <dmalcolm@redhat.com>
1458 * name-lookup.c (get_std_name_hint): Add names from <memory>,
1459 <tuple>, and <utility>.
1461 2018-03-29 Jason Merrill <jason@redhat.com>
1463 PR c++/85093 - too many template args with pack expansion.
1464 * pt.c (coerce_template_parms): Keep pack expansion args that will
1467 2018-03-29 Jason Merrill <jason@redhat.com>
1469 * pt.c (build_non_dependent_expr): Propagate expr location.
1471 2018-03-27 Jason Merrill <jason@redhat.com>
1473 PR c++/85060 - wrong-code with call to base member in template.
1474 * search.c (any_dependent_bases_p): Check uses_template_parms
1475 rather than processing_template_decl.
1477 2018-03-29 David Malcolm <dmalcolm@redhat.com>
1480 * typeck.c (convert_for_assignment): When complaining due to
1481 conversions for an argument, attempt to use the location of the
1484 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
1487 * pt.c (tsubst_default_argument): Early return if the type of the
1488 parameter is erroneous.
1490 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
1493 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
1497 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
1499 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
1502 * method.c (defaulted_late_check): Partially revert r253321 changes,
1503 do not early return upon error.
1505 2018-03-27 Jakub Jelinek <jakub@redhat.com>
1508 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
1509 type call fold to generate VECTOR_CSTs when possible.
1512 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
1513 return it right away.
1515 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
1517 * search.c (check_final_overrider): Use inform instead of error
1518 for the diagnostics of the overridden functions. Tweak wording.
1520 2018-03-27 Jakub Jelinek <jakub@redhat.com>
1523 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
1524 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
1526 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
1527 Jason Merrill <jason@redhat.com>
1530 * init.c (build_aggr_init): When initializing from array,
1531 reject anything but CONSTRUCTORs and TARGET_EXPRs.
1532 (build_vec_init): Handle separately ARRAY_TYPEs.
1534 2018-03-26 Jason Merrill <jason@redhat.com>
1536 PR c++/85062 - ICE with alignas in wrong place.
1537 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
1540 PR c++/85049 - ICE with __integer_pack.
1541 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
1542 * cp-tree.h (TEMPLATE_PARM_P): New.
1544 2018-03-23 Jason Merrill <jason@redhat.com>
1546 PR c++/78489 - wrong SFINAE behavior.
1549 * pt.c (type_unification_real): Don't defer substitution failure.
1551 2018-03-23 Jakub Jelinek <jakub@redhat.com>
1554 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
1558 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
1559 cp_build_unary_op call with gcc_unreachable ().
1561 2018-03-23 Marek Polacek <polacek@redhat.com>
1564 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
1565 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
1566 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
1568 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
1571 * parser.c (cp_parser_perform_range_for_lookup): Change
1572 the condition for deciding whether to use members.
1574 2018-03-23 Marek Polacek <polacek@redhat.com>
1577 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
1579 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
1582 * parser.c (cp_parser_alias_declaration): Call
1583 parser_check_template_parameters.
1586 * pt.c (resolve_typename_type): Drop assert that stopped
1587 simplification to template-independent types. Add assert to
1588 verify the initial scope is template dependent.
1589 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
1590 Reparse the id expression as a type-name, not a declarator.
1593 * init.c (build_vec_init): Error at parenthesized array init.
1598 * cp-tree.h (temp_override): New template class, generalizing
1599 a cleanup that was only used...
1600 * parser.c (cp_parser_parameter_declaration_clause):
1601 ... here for auto_is_implicit_function_template_parm_p.
1602 (cp_parser_gnu_attributes_opt): Use it here as well.
1603 (cp_parser_std_attribute): Likewise.
1605 2018-03-22 Marek Polacek <polacek@redhat.com>
1608 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
1611 2018-03-21 Jason Merrill <jason@redhat.com>
1613 PR c++/81311 - wrong C++17 overload resolution.
1614 * call.c (build_user_type_conversion_1): Remove C++17 code.
1615 (conv_binds_ref_to_prvalue): New.
1616 (build_over_call): Handle C++17 copy elision.
1617 (build_special_member_call): Only do C++17 copy elision here if the
1618 argument is already the right type.
1620 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
1623 * init.c (build_vec_init): Silence error, former sorry,
1628 * parser.c (abort_fully_implicit_template_p): New.
1629 (cp_parser_skip_to_end_of_statement): Use it.
1630 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
1631 (finish_fully_implicit_template_p): Clear
1632 implicit_template_parms and implicit_template_scope.
1634 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1637 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
1638 error_mark_node when check_array_designated_initializer fails.
1640 2018-03-21 Jakub Jelinek <jakub@redhat.com>
1643 * cp-tree.h (genericize_compound_lvalue): Declare.
1644 * typeck.c (genericize_compound_lvalue): New function.
1645 (unary_complex_lvalue, cp_build_modify_expr): Use it.
1646 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
1647 and PREDECREMENT_EXPR in output and "m" constrained input operands with
1648 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
1649 COMPOUND_EXPR operand.
1651 2018-03-21 Nathan Sidwell <nathan@acm.org>
1654 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
1655 * decl2.c (vague_linkage_p): Likewise.
1657 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1660 * constexpr.c (constexpr_fn_retval): Make non-"static".
1661 * cp-tree.h (constexpr_fn_retval): New decl.
1662 * search.c (direct_accessor_p): Update leading comment.
1663 (reference_accessor_p): Likewise.
1664 (field_accessor_p): Replace check that function body is a
1665 RETURN_EXPR with a call to constexpr_fn_retval. Fix
1666 indentation of "field_type" decl.
1668 2018-03-21 Nathan Sidwell <nathan@acm.org>
1671 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
1674 2018-03-21 Martin Sebor <msebor@redhat.com>
1677 * call.c (first_non_public_field): New template and function.
1678 (first_non_trivial_field): New function.
1679 (maybe_warn_class_memaccess): Call them.
1681 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1684 * search.c (field_accessor_p): Use class_of_this_parm rather than
1685 type_of_this_parm, to check that "this" is a "const T *", rather
1688 2018-03-21 Nathan Sidwell <nathan@acm.org>
1690 * class.c (finish_struct_anon_r): Refactor, deprecate anything
1691 other than public non-static data members.
1692 * parser.c (cp_parser_init_declarator): Deprecate attributes after
1693 parenthesized initializer.
1696 * name-lookup.c (update_binding): Correct logic for local binding
1699 2018-03-21 Marek Polacek <polacek@redhat.com>
1701 PR c++/71638, ICE with NSDMI and reference.
1702 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1703 even when we replace an element.
1705 2018-03-20 Marek Polacek <polacek@redhat.com>
1707 PR c++/84978, ICE with NRVO.
1708 * constexpr.c (cxx_eval_constant_expression): Handle the case when
1709 a RESULT_DECL isn't in the hash map.
1711 2018-03-20 Jason Merrill <jason@redhat.com>
1713 PR c++/84978, ICE with NRVO.
1714 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
1715 (cp_get_callee_fndecl_nofold): New.
1716 * cp-gimplify.c (cp_genericize_r): Use it instead.
1717 * call.c (check_self_delegation): Likewise.
1719 2018-03-20 Nathan Sidwell <nathan@acm.org>
1722 * name-lookup.c (pushdecl_class_level): Push anon-struct's
1723 member_vec, if there is one.
1726 * cp-tree.h (lookup_list_keep): Declare.
1727 * tree.c (lookup_list_keep): New, broken out of ...
1728 (build_min): ... here. Call it.
1729 * decl.c (cp_finish_decl): Call lookup_list_keep.
1731 2018-03-19 Jason Merrill <jason@redhat.com>
1733 PR c++/84937 - ICE with class deduction and auto.
1734 * pt.c (rewrite_template_parm): Fix auto handling.
1736 2018-03-19 Marek Polacek <polacek@redhat.com>
1739 * pt.c (enclosing_instantiation_of): Check if fn is null.
1742 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1743 as we evaluate the elements.
1744 (cxx_eval_constant_expression): Verify constructor's flags
1747 2018-03-19 Jason Merrill <jason@redhat.com>
1749 PR c++/71834 - template-id with too few arguments.
1750 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
1752 2018-03-19 Nathan Sidwell <nathan@acm.org>
1755 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
1756 * pt.c (build_template_decl): Propagate language linkage.
1759 * name-lookup.c (set_local_extern_decl_linkage): Defend against
1762 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1765 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
1767 * method.c (synthesize_method): Likewise.
1768 * pt.c (convert_nontype_argument): Likewise.
1770 2018-03-16 Jason Merrill <jason@redhat.com>
1772 PR c++/84720 - ICE with rvalue ref non-type argument.
1773 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
1774 (convert_nontype_argument): Revert earlier change.
1776 PR c++/80227 - SFINAE and negative array size.
1777 * decl.c (compute_array_index_type): Use
1778 build_converted_constant_expr and valid_constant_size_p.
1780 PR c++/84906 - silent wrong code with ambiguous conversion.
1781 * call.c (build_user_type_conversion_1): Set need_temporary_p on
1782 ambiguous conversion.
1783 (convert_like_real): Check it.
1785 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
1786 * call.c (build_special_member_call): Don't convert an init-list
1787 argument directly to the class type.
1789 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1793 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
1794 (find_placeholder): Declare.
1795 * tree.c (struct replace_placeholders_t): Add exp member.
1796 (replace_placeholders_r): Don't walk into ctors with
1797 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
1798 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
1799 (replace_placeholders): Initialize data.exp.
1800 (find_placeholders_r, find_placeholders): New functions.
1801 * typeck2.c (process_init_constructor_record,
1802 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
1803 if adding NSDMI on which find_placeholder returns true.
1804 * call.c (build_over_call): Don't call replace_placeholders here.
1805 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
1806 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
1807 TARGET_EXPR_INITIAL.
1808 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
1811 2018-03-16 Jason Merrill <jason@redhat.com>
1813 PR c++/83911 - ICE with multiversioned constructor.
1814 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
1816 * call.c (build_over_call): Not here.
1818 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1821 * decl.c (reshape_init_class): Don't assert d->cur->index == field
1822 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
1824 2018-03-15 Jakub Jelinek <jakub@redhat.com>
1827 * cp-tree.h (cp_warn_deprecated_use): Declare.
1828 * tree.c (cp_warn_deprecated_use): New function.
1829 * typeck2.c (build_functional_cast): Use it.
1830 * decl.c (grokparms): Likewise.
1831 (grokdeclarator): Likewise. Temporarily push nested class scope
1832 around grokparms call for out of class member definitions.
1834 2018-03-14 Jason Merrill <jason@redhat.com>
1836 PR c++/84820 - no error for invalid qualified-id.
1837 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
1838 cp_error_declarator.
1840 PR c++/84801 - ICE with unexpanded pack in lambda.
1841 * pt.c (check_for_bare_parameter_packs): Don't return early for a
1842 lambda in non-template context.
1844 PR c++/81236 - auto variable and auto function
1845 * pt.c (tsubst_baselink): Update the type of the BASELINK after
1848 2018-03-14 Jason Merrill <jason@redhat.com>
1850 PR c++/83916 - ICE with template template parameters.
1851 * pt.c (convert_template_argument): Don't substitute into type of
1852 non-type parameter if we don't have enough arg levels.
1855 2018-03-14 Marek Polacek <polacek@redhat.com>
1858 * semantics.c (finish_static_assert): Check
1859 instantiation_dependent_expression_p instead of
1860 {type,value}_dependent_expression_p.
1862 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
1863 Jason Merrill <jason@redhat.com>
1865 PR c++/82336 - link error with list-init default argument.
1866 * decl.c (check_default_argument): Unshare an initializer list.
1868 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1871 * decl.c (duplicate_decls): For redefinition of built-in, use error
1872 and return error_mark_node. For redeclaration, return error_mark_node
1873 rather than olddecl if !flag_permissive.
1875 2018-03-13 Jason Merrill <jason@redhat.com>
1877 PR c++/82565 - ICE with concepts and generic lambda.
1878 * pt.c (instantiate_decl): Clear fn_context for lambdas.
1880 2018-03-13 Jason Merrill <jason@redhat.com>
1882 PR c++/84720 - ICE with rvalue ref non-type argument.
1883 * pt.c (convert_nontype_argument): Handle rvalue references.
1885 PR c++/84839 - ICE with decltype of parameter pack.
1886 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
1887 instantiating dummy parms.
1889 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
1890 parameter even without -Wpedantic.
1892 PR c++/84798 - ICE with auto in abstract function declarator.
1893 * parser.c (cp_parser_parameter_declaration_clause): Check
1894 parser->default_arg_ok_p.
1896 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1899 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
1900 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
1901 sizetype. Formatting fixes.
1903 2018-03-12 Jason Merrill <jason@redhat.com>
1905 PR c++/84355 - ICE with deduction for member class template.
1906 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
1907 CLASS_PLACEHOLDER_TEMPLATE.
1909 PR c++/84802 - ICE capturing uninstantiated class.
1910 * lambda.c (build_capture_proxy): Call complete_type.
1912 2018-03-09 Jason Merrill <jason@redhat.com>
1914 PR c++/84770 - ICE with typedef and parameter pack.
1915 * pt.c (verify_unstripped_args_1): Split out from
1916 verify_unstripped_args.
1918 PR c++/84785 - ICE with alias template and default targs.
1919 * pt.c (type_unification_real): Set processing_template_decl if
1922 PR c++/84752 - ICE with capture of constexpr array.
1923 * call.c (standard_conversion): Set rvaluedness_matches_p on the
1924 identity conversion under ck_lvalue.
1926 2018-03-09 Jason Merrill <jason@redhat.com>
1927 Paolo Carlini <paolo.carlini@oracle.com>
1931 * pt.c (any_erroneous_template_args_p): New.
1932 * cp-tree.h (any_erroneous_template_args_p): Declare it.
1933 * parser.c (cp_parser_class_specifier_1): Use it.
1935 2018-03-09 Jason Merrill <jason@redhat.com>
1937 PR c++/84726 - unnecessary capture of constant vars.
1938 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
1939 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
1940 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
1941 * lambda.c (is_constant_capture_proxy)
1942 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
1943 (prune_lambda_captures): New.
1944 (finish_lambda_function): Call prune_lambda_captures.
1946 2018-03-09 Jason Merrill <jason@redhat.com>
1947 Jakub Jelinek <jakub@redhat.com>
1950 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
1951 build ADDR_EXPR with REFERENCE_TYPE.
1952 (build_over_call): For purposes of check_function_arguments, if
1953 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
1954 its operand rather than the argument itself.
1956 2018-03-09 Jakub Jelinek <jakub@redhat.com>
1959 * decl.c (duplicate_decls): Don't override __* prefixed builtins
1960 except for __[^b]*_chk, instead issue permerror and for -fpermissive
1961 also a note and return olddecl.
1963 2018-03-09 Nathan Sidwell <nathan@acm.org>
1966 * name-lookup.c (do_pushdecl_with_scope): Only clear
1967 current_function_decl when pushing a non-class (i.e. namespace)
1970 2018-03-08 Jason Merrill <jason@redhat.com>
1971 Jakub Jelinek <jakub@redhat.com>
1974 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
1975 not calling mark_used for the benefit of -Wunused-function warning.
1977 2018-03-06 Jason Merrill <jason@redhat.com>
1979 * lambda.c (is_capture_proxy_with_ref): Remove.
1980 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
1982 2018-03-06 Marek Polacek <polacek@redhat.com>
1985 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
1988 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
1991 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
1992 only while processing template decls.
1993 * typeck.c (build_x_conditional_expr): Move wrapping of
1994 reference type around type...
1995 * call.c (build_conditional_expr_1): ... here. Rename
1996 is_lvalue to is_glvalue.
1997 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
1998 INDIRECT_REF of COND_EXPR too.
2001 * init.c (build_zero_init_1): Zero-initialize references.
2004 * semantics.c (finish_stmt_expr_expr): Reject unresolved
2005 overloads used as stmt expr values.
2007 2018-03-05 Jason Merrill <jason@redhat.com>
2009 PR c++/84708 - ICE with lambda in local class NSDMI.
2010 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
2013 2018-03-05 Jakub Jelinek <jakub@redhat.com>
2016 * constexpr.c (constexpr_call_hasher::equal): Return false if
2017 lhs->hash != rhs->hash. Change return 1 to return true and
2018 return 0 to return false.
2020 2018-03-05 Nathan Sidwell <nathan@acm.org>
2023 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
2025 2018-03-05 Marek Polacek <polacek@redhat.com>
2028 * decl.c (duplicate_decls): Check DECL_NAME before accessing
2031 2018-03-05 Nathan Sidwell <nathan@acm.org>
2034 * friend.c (do_friend): Restore check for identifier_p inside
2037 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
2040 * parser.c (cp_parser_lambda_introducer): Reject any capture not
2041 involving a VAR_DECL or a PARM_DECL.
2043 2018-03-05 Pádraig Brady <P@draigBrady.com>
2044 Jason Merrill <jason@redhat.com>
2045 Nathan Sidwell <nathan@acm.org>
2048 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
2050 2018-03-03 Jason Merrill <jason@redhat.com>
2052 PR c++/84686 - missing volatile loads.
2053 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
2055 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
2058 * optimize.c (maybe_thunk_body): Bail out immediately if either
2059 fns[0] or fns[1] is null.
2061 2018-03-02 Marek Polacek <polacek@redhat.com>
2064 * constexpr.c (get_array_or_vector_nelts): New.
2065 (cxx_eval_array_reference): Use it.
2066 (cxx_eval_vec_init_1): Likewise.
2067 (cxx_eval_store_expression): Likewise.
2069 2018-03-02 Jason Merrill <jason@redhat.com>
2071 * semantics.c (force_paren_expr): Remove redundant test.
2073 2018-03-02 Marek Polacek <polacek@redhat.com>
2076 * decl.c (cp_complete_array_type): Check error_mark_node.
2079 * typeck.c (cp_perform_integral_promotions): Check the result of
2082 2018-03-02 Jakub Jelinek <jakub@redhat.com>
2085 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
2086 RETURN instead of return.
2087 <case POINTER_PLUS_EXPR>: Likewise.
2088 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
2089 it instead of wrapping it into CONVERT_EXPR.
2091 2018-03-02 Jason Merrill <jason@redhat.com>
2094 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
2096 2018-03-02 Marek Polacek <polacek@redhat.com>
2099 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
2100 wrapped in VIEW_CONVERT_EXPR.
2102 2018-03-01 Martin Sebor <msebor@redhat.com>
2105 * decl.c (check_redeclaration_no_default_args): Merge attributes
2106 specified on redeclarations of the same function template.
2109 2018-03-01 Marek Polacek <polacek@redhat.com>
2110 Jason Merrill <jason@redhat.com>
2113 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
2115 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
2116 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
2117 of instantiate_non_dependent_expr.
2118 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
2120 2018-03-01 Nathan Sidwell <nathan@acm.org>
2123 * name-lookup.c (member_vec_dedup): Remove manually peeled
2124 iteration. Ignore dependent ctor inheritance.
2126 2018-03-01 Jason Merrill <jason@redhat.com>
2128 PR c++/71569 - decltype of template.
2129 * parser.c (cp_parser_decltype_expr): Handle missing template args.
2131 2018-03-01 Marek Polacek <polacek@redhat.com>
2134 * constexpr.c (require_rvalue_constant_expression): New function.
2135 * cp-tree.h: Declare it.
2136 * semantics.c (finish_static_assert): Use it instead of
2137 require_potential_rvalue_constant_expression.
2139 2018-03-01 Jason Merrill <jason@redhat.com>
2140 Alexandre Oliva <aoliva@redhat.com>
2142 PR c++/71569 - ICE with redundant args on member variable template.
2143 * decl.c (start_decl): Handle partial specialization of member
2145 * pt.c (determine_specialization): Allow partial specialization
2146 of member variable template without specializing enclosing class.
2147 (process_partial_specialization): Improve error message.
2149 2018-02-28 Jason Merrill <jason@redhat.com>
2151 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
2152 * pt.c (determine_specialization): Check ref-qualifier.
2154 2018-02-28 Jakub Jelinek <jakub@redhat.com>
2157 * parser.c (cp_parser_attributes_opt): Formatting fix.
2158 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
2159 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
2161 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
2162 instead of tentative parse to peek over optional attribute tokens
2163 to check for CPP_COLON after them.
2167 * pt.c (INCLUDE_STRING): Remove define.
2168 (warn_spec_missing_attributes): Use pretty_printer instead of
2169 std::string. Fix up inform call so that the list of attributes
2172 2018-02-28 Martin Sebor <msebor@redhat.com>
2175 * decl.c (duplicate_decls): Fully merge attributes const, pure,
2178 2018-02-28 Nathan Sidwell <nathan@acm.org>
2181 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
2182 * name-lookup.c (fields_linear_search): Look in an anon-aggr
2183 regardless of want_type.
2184 (search_anon_aggr): Just use get_class_binding_direct.
2186 2018-02-28 Jakub Jelinek <jakub@redhat.com>
2188 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
2191 2018-02-27 Martin Sebor <msebor@redhat.com>
2193 * pt.c: Avoid including <string> directly.
2195 2018-02-27 Martin Sebor <msebor@redhat.com>
2199 * cp-tree.h (warn_spec_missing_attributes): New function.
2200 ((check_explicit_specialization): Add an argument. Call the above
2202 * decl.c (duplicate_decls): Avoid applying primary function template's
2203 attributes to its explicit specializations.
2204 cp/pt.c (warn_spec_missing_attributes): Define.
2206 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
2208 PR c++/71546 - lambda init-capture with qualified-id.
2209 * parser.c (cp_parser_lambda_introducer): Clear scope after
2210 each lambda capture.
2212 2018-02-27 Nathan Sidwell <nathan@acm.org>
2215 * name-lookup.h (get_member_slot): Rename ...
2216 (find_member_slot): ... here.
2217 (add_member_slot): New.
2218 * name-lookup.c (member_vec_linear_search): No need to check for
2220 (get_member_slot): Rename ...
2221 (find_member_slot): ... here. Don't add slot for incomplete class.
2222 (add_member_slot): New.
2223 * class.c (add_method): Adjust get_member_slot rename. Bail out
2224 if push_class_level_binding fails. Create slot and grok
2225 properties once we're committed to insertion.
2227 2018-02-27 Jason Merrill <jason@redhat.com>
2229 PR c++/84489 - dependent default template argument
2230 * pt.c (type_unification_real): Handle early substitution failure.
2232 2018-02-26 Jason Merrill <jason@redhat.com>
2234 PR c++/84560 - ICE capturing multi-dimensional VLA.
2235 * tree.c (array_of_runtime_bound_p): False if the element is
2238 PR c++/84441 - ICE with base initialized from ?:
2239 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
2241 PR c++/84520 - ICE with generic lambda in NSDMI.
2242 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
2243 'this' in a generic lambda instantiation.
2245 PR c++/84559 - ICE with constexpr VLA.
2246 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
2247 for constexpr variable with VLA type.
2249 2018-02-26 Jakub Jelinek <jakub@redhat.com>
2252 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
2253 a valid constant initializer. Formatting fixes.
2255 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
2258 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
2259 returning NULL_TREE.
2260 (apply_late_template_attributes): Likewise.
2262 2018-02-26 Jakub Jelinek <jakub@redhat.com>
2265 * parser.c (cp_parser_omp_var_list_no_open): Only call
2266 cp_parser_lookup_name_simple on names satisfying identifier_p.
2267 (cp_parser_oacc_routine): Likewise.
2269 2018-02-26 Jason Merrill <jason@redhat.com>
2271 PR c++/84551 - ICE with concepts and -g.
2272 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
2274 2018-02-26 Marek Polacek <polacek@redhat.com>
2277 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
2280 2018-02-26 Jason Merrill <jason@redhat.com>
2282 PR c++/84447 - ICE with deleted inherited ctor with default arg.
2283 * call.c (build_over_call): Handle deleted functions in one place.
2285 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
2288 * decl.c (redeclaration_error_message): Don't try to use
2289 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
2291 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
2293 * lambda.c (build_capture_proxy): Define static.
2294 * cp-tree.h (build_capture_proxy): Remove.
2296 2018-02-26 Marek Polacek <polacek@redhat.com>
2299 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
2300 if name is error node.
2302 2018-02-25 Jason Merrill <jason@redhat.com>
2304 PR c++/84015 - ICE with class deduction and auto template parm.
2305 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
2307 2018-02-24 Marek Polacek <polacek@redhat.com>
2310 * constexpr.c (maybe_constant_init_1): New function.
2311 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
2312 (cxx_constant_init): New function.
2313 * cp-tree.h (cxx_constant_init): Declare.
2314 * typeck2.c (store_init_value): Call cxx_constant_init instead of
2315 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
2317 2018-02-22 Jason Merrill <jason@redhat.com>
2319 PR c++/70468 - ICE with constructor delegation via typedef.
2320 * pt.c (tsubst_initializer_list): Check for other mem-initializers
2321 with constructor delegation.
2323 2018-02-22 Jason Merrill <jason@redhat.com>
2325 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
2326 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
2329 2018-02-22 Marek Polacek <polacek@redhat.com>
2332 * parser.c (cp_parser_braced_list): Use require_open instead of
2335 2018-02-21 Jason Merrill <jason@redhat.com>
2337 PR c++/84454 - ICE with pack expansion in signature.
2338 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
2340 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
2342 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
2345 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
2348 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
2351 2018-02-20 Jakub Jelinek <jakub@redhat.com>
2354 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
2355 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
2358 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
2359 returns error_mark_node, return it immediately.
2360 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
2361 error_mark_node, return error_mark_node.
2364 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
2365 function_depth to avoid GC during finish_lambda_function.
2367 2018-02-19 Jason Merrill <jason@redhat.com>
2369 PR c++/84429 - ICE capturing VLA.
2370 * lambda.c (build_capture_proxy): Handle reference refs.
2372 2018-02-19 Jakub Jelinek <jakub@redhat.com>
2375 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
2376 either operand is error_mark_node, set current.lhs to that instead of
2377 creating a binary op with error_mark_node operands.
2380 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
2382 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
2385 * decl.c (grokdeclarator): Early return error_mark_node upon
2386 ill-formed friend declaration.
2388 2018-02-16 Marek Polacek <polacek@redhat.com>
2389 Jakub Jelinek <jakub@redhat.com>
2392 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
2393 set *jump_target to anything if jump_target is NULL.
2395 2018-02-16 Jason Merrill <jason@redhat.com>
2397 PR c++/84151 - unnecessary volatile load with static member.
2398 * call.c (build_new_method_call_1): Avoid loading from a volatile
2399 lvalue used as the object argument for a static member function.
2401 PR c++/81853 - using-directive and constexpr.
2402 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
2404 PR c++/84420 - ICE with structured binding in lambda.
2405 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
2407 PR c++/83835 - C++17 error with constructor ctors.
2408 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
2410 PR c++/82664 - ICE with reference to function template parm.
2411 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
2414 PR c++/82764 - C++17 ICE with empty base
2415 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
2417 2018-02-16 Jason Merrill <jason@redhat.com>
2419 PR c++/84421 - type-dependent if constexpr
2420 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
2422 2018-02-16 Nathan Sidwell <nathan@acm.org>
2424 Deprecate -ffriend-injection.
2425 * decl.c (cxx_init_decl_processing): Emit warning on option.
2426 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
2429 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
2432 * decl.c (check_special_function_return_type): Reject template
2433 template parameter in deduction guide.
2435 2018-02-16 Nathan Sidwell <nathan@acm.org>
2438 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
2440 2018-02-15 Jason Merrill <jason@redhat.com>
2442 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
2443 * call.c (convert_like_real): Don't use the copy-list-initialization
2444 shortcut for ck_base.
2446 PR c++/84045 - ICE with typedef and noexcept.
2447 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
2449 PR c++/84376 - ICE with omitted template arguments.
2450 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
2452 PR c++/84368 - wrong error with local variable in variadic lambda.
2453 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
2454 local_specializations.
2456 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
2459 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
2462 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
2465 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
2468 2018-02-14 Nathan Sidwell <nathan@acm.org>
2470 * decl2.c (mark_vtable_entries): Set input_location to decl's.
2471 (c_parse_final_cleanups): Restore input_location after emitting
2474 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
2476 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
2477 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
2478 auto_deduction_context, tree, int): Add defaults.
2479 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
2480 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
2481 tsubst_flags_t argument.
2482 * init.c (build_new): Likewise.
2484 2018-02-13 Jakub Jelinek <jakub@redhat.com>
2487 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
2488 about return other than *this in assignment operators if
2489 retval is type dependent expression.
2491 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
2494 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
2495 save_expr for the G++ extension.
2497 2018-02-13 Jason Merrill <jason@redhat.com>
2499 PR c++/84080 - ICE with return type deduction and specialization.
2500 * pt.c (determine_specialization): Check uses_template_parms.
2502 Fix more variadic capture issues.
2503 * pt.c (find_parameter_packs_r): Also look at explicit captures.
2504 (check_for_bare_parameter_packs): Check current_class_type for
2506 (extract_locals_r): Handle seeing a full instantiation of a pack.
2507 (tsubst_pack_expansion): Likewise. Force lambda capture.
2508 * parser.c (cp_parser_lambda_introducer): Don't
2509 check_for_bare_parameter_packs.
2511 PR c++/84338 - wrong variadic sizeof.
2512 * pt.c (argument_pack_select_arg): Like the macro, but look through
2514 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
2515 (extract_fnparm_pack): Do make_pack_expansion.
2516 (extract_locals_r): Do strip a pack expansion.
2517 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
2519 2018-02-12 Jakub Jelinek <jakub@redhat.com>
2522 * parser.c (cp_parser_binary_expression): Use build_min instead of
2523 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
2525 2018-02-12 Nathan Sidwell <nathan@acm.org>
2528 * parser.c (cp_parser_decltype): Push and pop
2529 deferring_access_checks. Reorganize to avoid goto.
2531 2018-02-12 Richard Biener <rguenther@suse.de>
2534 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
2535 uniform constructors and delay allocating them fully.
2537 2018-02-09 Jason Merrill <jason@redhat.com>
2539 PR c++/84036 - ICE with variadic capture.
2540 Handle variadic capture proxies more like non-variadic.
2541 * lambda.c (build_capture_proxy): Remove workaround.
2542 * pt.c (find_parameter_packs_r): The proxy is a pack.
2543 (instantiate_class_template_1): Remove dead lambda code.
2544 (extract_fnparm_pack): Don't make_pack_expansion.
2545 (extract_locals_r): Don't strip a pack expansion.
2546 (tsubst_pack_expansion): Handle proxy packs. Use
2547 PACK_EXPANSION_EXTRA_ARGS less.
2548 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
2549 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
2550 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
2551 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
2552 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
2554 2018-02-10 Jakub Jelinek <jakub@redhat.com>
2557 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
2559 2018-02-09 Jason Merrill <jason@redhat.com>
2561 PR c++/81917 - ICE with void_t and partial specialization.
2562 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
2563 calling most_specialized_partial_spec.
2565 2018-02-09 Nathan Sidwell <nathan@acm.org>
2568 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
2569 Pass expr location to strict_aliasing_warning.
2571 2018-02-09 Jason Merrill <jason@redhat.com>
2573 PR c++/84296 - ICE with qualified-id in template.
2575 * pt.c (unknown_base_ref_p): New.
2576 (instantiation_dependent_scope_ref_p): Use it instead of
2577 any_dependent_bases_p.
2579 2018-02-09 Marek Polacek <polacek@redhat.com>
2580 Jakub Jelinek <jakub@redhat.com>
2583 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
2584 fold_indirect_ref_1, including poly_*int64. Verify first that
2585 tree_fits_poly_int64_p (op01). Formatting fixes.
2587 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2589 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
2590 * lambda.c (build_capture_proxy): Likewise.
2591 * search.c (field_access_p): Likewise.
2592 * semantics.c (omp_clause_decl, omp_privatize_field,
2593 finish_omp_clauses): Likewise.
2595 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2598 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
2599 case of nullptr too.
2601 2018-02-08 Nathan Sidwell <nathan@acm.org>
2603 * class.c (finish_struct): Fix std:initializer_list diagnostic
2606 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2609 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
2611 2018-02-07 Jakub Jelinek <jakub@redhat.com>
2614 * parser.c (cp_parser_dot_deref_incomplete): New function.
2615 (cp_parser_postfix_dot_deref_expression): Use it.
2617 2018-02-07 David Malcolm <dmalcolm@redhat.com>
2621 * name-lookup.c (suggest_rid_p): New function.
2622 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
2625 2018-02-07 Jason Merrill <jason@redhat.com>
2627 PR c++/84182 - ICE with captured lambda
2629 * pt.c (extract_locals_r, extract_local_specs): New.
2630 (tsubst_pack_expansion): Use them.
2632 2018-02-07 Martin Liska <mliska@suse.cz>
2635 * class.c (add_method): Append argument value.
2636 * cp-tree.h (maybe_version_functions): Add new argument.
2637 * decl.c (decls_match): Call it if a declaration does not
2638 have DECL_FUNCTION_VERSIONED.
2639 (maybe_version_functions): record argument is added.
2641 2018-02-05 Marek Polacek <polacek@redhat.com>
2643 * class.c: Remove unused global variables.
2644 (build_primary_vtable): Don't gather statistics.
2645 (print_class_statistics): Remove.
2646 * cp-tree.h (print_class_statistics): Remove.
2647 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
2649 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
2651 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
2652 * constexpr.c (cx_check_missing_mem_inits): Likewise.
2653 * decl.c (next_initializable_field, find_decomp_class_base,
2654 cp_finish_decomp): Likewise.
2655 * typeck2.c (process_init_constructor_record): Likewise.
2657 2018-02-02 Jason Merrill <jason@redhat.com>
2659 PR c++/84181 - ICE with lambda parm in template argument.
2660 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
2662 2018-02-01 Jason Merrill <jason@redhat.com>
2664 PR c++/84160 - ICE with nested variadic capture.
2665 * lambda.c (is_capture_proxy_with_ref): New.
2666 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
2668 * expr.c (mark_use): Use is_capture_proxy_with_ref.
2669 * constexpr.c (potential_constant_expression_1): Likewise.
2670 * semantics.c (process_outer_var_ref): Likewise.
2672 2018-02-01 Marek Polacek <polacek@redhat.com>
2675 * typeck.c (build_address): Relax the assert when
2676 processing_template_decl.
2678 2018-02-01 Jason Merrill <jason@redhat.com>
2680 PR c++/84126 - ICE with variadic generic lambda
2683 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
2684 PACK_EXPANSION_EXTRA_ARGS.
2686 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
2689 * call.c (convert_like_real): If w're initializing from {} explicitly
2690 call abstract_virtuals_error_sfinae.
2692 2018-01-31 Jason Merrill <jason@redhat.com>
2693 Jakub Jelinek <jakub@redhat.com>
2696 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
2697 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
2700 2018-01-31 Jakub Jelinek <jakub@redhat.com>
2703 * constexpr.c (diag_array_subscript): Emit different diagnostics
2704 if TYPE_DOMAIN (arraytype) is NULL.
2705 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
2706 with NULL TYPE_DOMAIN use size_zero_node as nelts.
2708 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
2711 * semantics.c (finish_qualified_id_expr): When handling an
2712 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
2714 2018-01-31 Marek Polacek <polacek@redhat.com>
2717 * cp-gimplify.c (cp_fold): Check if X is an error node before
2718 calling useless_type_conversion_p.
2720 2018-01-30 Jason Merrill <jason@redhat.com>
2722 PR c++/84091 - ICE with local class in lambda in template.
2723 * decl2.c (determine_visibility): Look for outer containing template
2726 PR c++/84098 - ICE with lambda in template NSDMI.
2727 * pt.c (instantiate_class_template_1): Ignore more lambdas.
2729 2018-01-29 Jason Merrill <jason@redhat.com>
2731 PR c++/68810 - wrong location for reinterpret_cast error.
2732 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
2735 2018-01-29 Marek Polacek <polacek@redhat.com>
2738 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
2739 => fooarray[1] in offset_int.
2741 2018-01-29 Jason Merrill <jason@redhat.com>
2743 PR c++/83942 - wrong unused warning with static_cast.
2744 * cvt.c (ocp_convert): Call mark_rvalue_use.
2746 2018-01-26 Jason Merrill <jason@redhat.com>
2748 PR c++/83956 - wrong dtor error with anonymous union
2749 * method.c (walk_field_subobs): Variant members only affect
2751 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
2753 PR c++/84036 - ICE with variadic capture.
2755 * pt.c (tsubst_pack_expansion): When optimizing a simple
2756 substitution, pull a single pack expansion out of its pack.
2758 PR c++/82514 - ICE with local class in generic lambda.
2759 * pt.c (regenerated_lambda_fn_p): Remove.
2760 (enclosing_instantiation_of): Don't use it.
2761 (tsubst_function_decl): Call enclosing_instantiation_of.
2763 * pt.c (lookup_template_class_1): Add sanity check.
2764 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
2766 2018-01-25 Jakub Jelinek <jakub@redhat.com>
2769 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
2770 recursive calls that return ret.
2771 (cp_finish_decomp): Ignore unnamed bitfields.
2773 2018-01-23 Jason Merrill <jason@redhat.com>
2775 PR c++/82249 - wrong mismatched pack length error.
2776 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
2777 unsubstituted function parameter pack.
2779 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
2782 * decl.c (check_for_uninitialized_const_var): Not static; add
2783 bool and tsubst_flags_t parameters; adjust to be used both in
2784 constexpr context and not.
2785 * constexpr.c (potential_constant_expression_1): Use the above.
2786 * cp-tree.h (check_for_uninitialized_const_var): Declare.
2788 2018-01-23 Jason Merrill <jason@redhat.com>
2790 PR c++/83947 - ICE with auto declarations.
2791 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
2792 * decl.c (undeduced_auto_decl): Limit to vars and fns.
2794 2018-01-23 David Malcolm <dmalcolm@redhat.com>
2797 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
2798 for pointer to member function types.
2800 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2803 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
2804 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
2806 2018-01-23 Nathan Sidwell <nathan@acm.org>
2809 * pt.c (tsubst_baselink): Remove optype assert.
2810 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
2812 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2815 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
2816 refers to incomplete type.
2818 2018-01-23 Nathan Sidwell <nathan@acm.org>
2820 Deprecate ARM-era for scope handling
2821 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
2822 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
2824 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
2826 * semantics.c (begin_for_scope): Flag_new_for_scope is
2828 (finish_for_stmt, begin_range_for_stmt): Likewise.
2830 2018-01-22 Jason Merrill <jason@redhat.com>
2833 * decl2.c (determine_visibility): Fix template_decl handling
2834 instead of blocking it.
2836 PR c++/83720 - ICE with lambda and LTO.
2837 * decl2.c (determine_visibility): Clear template_decl for
2838 function-scope decls. Propagate anonymous linkage from containing
2841 2018-01-22 Marek Polacek <polacek@redhat.com>
2844 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
2847 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
2850 * decl.c (grokdeclarator): Don't diagnose extra parens
2853 2018-01-19 Jakub Jelinek <jakub@redhat.com>
2856 * call.c (joust): Use TREE_TYPE (source) if source is
2857 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
2860 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
2861 for direct enum init.
2862 * decl.c (reshape_init): Likewise.
2864 2018-01-19 Marek Polacek <polacek@redhat.com>
2866 * constexpr.c (fold_simple): Simplify.
2868 2018-01-18 Jason Merrill <jason@redhat.com>
2871 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
2872 * pt.c (instantiation_dependent_scope_ref_p): True if
2873 any_dependent_bases_p.
2875 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2877 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
2878 vs DECL_NONTRIVIALLY_INITIALIZED_P).
2880 2018-01-18 Jason Merrill <jason@redhat.com>
2882 PR c++/82461 - constexpr list-initialized member
2883 * constexpr.c (potential_constant_expression_1): Check
2884 TARGET_EXPR_DIRECT_INIT_P.
2886 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2889 * decl.c (xref_basetypes): Early return upon error about derived
2892 2018-01-18 Nathan Sidwell <nathan@acm.org>
2895 * cp-tree.h (mark_use): Declare.
2896 * expr.c (mark_use): Make extern.
2897 * call.c (direct_reference_binding): Set inner conv's
2898 rvaluedness_matches_p, if it is an identity.
2899 (convert_like_real): Mark lvalue or rvalue use for identity as
2900 rvaledness_matches_p demands.
2902 2018-01-18 Jakub Jelinek <jakub@redhat.com>
2905 * parser.c (attr_chainon): New function.
2906 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
2907 cp_parser_namespace_definition, cp_parser_init_declarator,
2908 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
2909 cp_parser_gnu_attributes_opt): Use it.
2910 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
2911 cp_parser_objc_struct_declaration): Likewise. Don't reset
2912 prefix_attributes if attributes is error_mark_node.
2914 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2917 * decl.c (grokdeclarator): Do not append the error_mark_node
2918 due to an erroneous optional attribute-specifier-seq.
2920 2018-01-17 Jakub Jelinek <jakub@redhat.com>
2923 * cp-gimplify.c (cp_maybe_instrument_return): Handle
2926 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2929 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
2930 error_mark_node when we give an error.
2931 * decl.c (cp_finish_decl): Use the latter.
2933 2018-01-17 Nathan Sidwell <nathan@acm.org>
2936 * init.c (build_raw_new_expr): Scan list for lookups to keep.
2938 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2941 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
2942 the C++ part. If processing a template, call
2943 fold_non_dependent_expr rather than fully folding.
2945 2018-01-17 Jason Merrill <jason@redhat.com>
2947 PR c++/81067 - redundant NULL warning.
2948 * call.c (convert_like_real): Restore null_node handling.
2950 2018-01-17 Jason Merrill <jason@redhat.com>
2952 PR c++/81843 - ICE with variadic member template.
2954 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
2957 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2960 * pt.c (type_dependent_expression_p): Strip any location wrapper
2961 before testing tree codes.
2962 (selftest::test_type_dependent_expression_p): New function.
2963 (selftest::cp_pt_c_tests): Call it.
2965 2018-01-17 Nathan Sidwell <nathan@acm.org>
2968 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
2969 this not a final instantiation.
2971 2018-01-16 Jason Merrill <jason@redhat.com>
2973 PR c++/83714 - ICE checking return in template.
2974 * typeck.c (check_return_expr): Call build_non_dependent_expr.
2976 2018-01-16 Jakub Jelinek <jakub@redhat.com>
2979 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
2980 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
2981 instead of CALL_FROM_THUNK_P.
2984 * name-lookup.c (member_vec_dedup): Return early if len is 0.
2985 (resort_type_member_vec, set_class_bindings,
2986 insert_late_enum_def_bindings): Use vec qsort method instead of
2987 calling qsort directly.
2989 2018-01-15 Martin Sebor <msebor@redhat.com>
2992 * class.c (find_flexarrays): Make a record of multiple flexible array
2995 2018-01-12 Jason Merrill <jason@redhat.com>
2997 PR c++/83186 - ICE with static_cast of list-initialized temporary.
2998 * typeck.c (build_static_cast): Use build_non_dependent_expr.
3000 2018-01-12 Nathan Sidwell <nathan@acm.org>
3002 * cp-tree.h (mark_rvalue_use): Add parm name.
3003 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
3005 * call.c (convert_like_real): Fix formatting.
3007 2018-01-11 Jason Merrill <jason@redhat.com>
3009 PR c++/82728 - wrong -Wunused-but-set-variable
3012 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
3013 * decl.c (case_conversion): Likewise.
3014 * semantics.c (finish_static_assert): Call
3015 perform_implicit_conversion_flags.
3017 2018-01-11 Nathan Sidwell <nathan@acm.org>
3019 * method.c (enum mangling_flags): Delete long-dead enum.
3021 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
3023 * parser.c (cp_parser_std_attribute_spec): When
3024 token_pair::require_open / require_close return false simply
3025 return error_mark_node, avoid duplicate cp_parser_error about
3026 expected '(' / ')', respectively.
3028 2018-01-10 David Malcolm <dmalcolm@redhat.com>
3031 * call.c (null_ptr_cst_p): Strip location wrappers when
3032 converting from '0' to a pointer type in C++11 onwards.
3033 (conversion_null_warnings): Replace comparison with null_node with
3034 call to null_node_p.
3035 (build_over_call): Likewise.
3036 * cp-gimplify.c (cp_fold): Remove the early bailout when
3037 processing_template_decl.
3038 * cp-lang.c (selftest::run_cp_tests): Call
3039 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
3040 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
3041 (selftest::run_cp_tests): Move decl to bottom of file.
3042 (null_node_p): New inline function.
3043 (selftest::cp_pt_c_tests): New decl.
3044 (selftest::cp_tree_c_tests): New decl.
3045 * cvt.c (build_expr_type_conversion): Replace comparison with
3046 null_node with call to null_node_p.
3047 * error.c (args_to_string): Likewise.
3048 * except.c (build_throw): Likewise.
3049 * mangle.c (write_expression): Skip location wrapper nodes.
3050 * parser.c (literal_integer_zerop): New function.
3051 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
3052 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
3053 param of cp_parser_parenthesized_expression_list. When calling
3054 warn_for_memset, replace integer_zerop calls with
3055 literal_integer_zerop, eliminating the double logical negation
3056 cast to bool. Eliminate the special-casing for CONST_DECL in
3057 favor of the fold_for_warn within warn_for_memset.
3058 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
3059 param, defaulting to false. Convert "expr" to a cp_expr, and call
3060 maybe_add_location_wrapper on it when wrap_locations_p is true.
3061 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
3062 the result for RID_ALIGNOF and RID_SIZEOF.
3063 (cp_parser_builtin_offsetof): Likewise.
3064 * pt.c: Include "selftest.h".
3065 (tsubst_copy): Handle location wrappers.
3066 (tsubst_copy_and_build): Likewise.
3067 (build_non_dependent_expr): Likewise.
3068 (selftest::test_build_non_dependent_expr): New function.
3069 (selftest::cp_pt_c_tests): New function.
3070 * tree.c: Include "selftest.h".
3071 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
3072 (selftest::test_lvalue_kind): New function.
3073 (selftest::cp_tree_c_tests): New function.
3074 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
3075 (cp_build_binary_op): Replace comparison with null_node with call
3077 (build_address): Use location of operand when building address
3080 2018-01-10 Marek Polacek <polacek@redhat.com>
3083 * call.c (build_conditional_expr_1): Check complain before warning.
3084 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
3085 -Wduplicated-branches.
3087 2018-01-10 Jakub Jelinek <jakub@redhat.com>
3090 * call.c (maybe_warn_class_memaccess): Add forward declaration.
3091 Change last argument from tree * to const vec<tree, va_gc> *, adjust
3092 args uses and check number of operands too. Don't strip away any
3093 nops. Use maybe_constant_value when looking for INTEGER_CST args.
3094 Deal with src argument not having pointer type. Check
3095 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
3097 (build_over_call): Call maybe_warn_class_memaccess here on the
3099 (build_cxx_call): Rather than here on converted arguments.
3101 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
3104 * init.c (build_vec_init): Avoid building an INIT_EXPR with
3105 error_mark_node as second argument.
3107 2018-01-09 Jakub Jelinek <jakub@redhat.com>
3110 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
3111 in STATEMENT_LIST. Remove unneeded assert.
3113 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
3114 Alan Hayward <alan.hayward@arm.com>
3115 David Sherwood <david.sherwood@arm.com>
3117 * constexpr.c (cxx_eval_array_reference): Handle polynomial
3119 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
3120 * call.c (build_conditional_expr_1): Likewise.
3121 * decl.c (cp_finish_decomp): Likewise.
3122 * mangle.c (write_type): Likewise.
3123 * typeck.c (structural_comptypes): Likewise.
3124 (cp_build_binary_op): Likewise.
3125 * typeck2.c (process_init_constructor_array): Likewise.
3127 2018-01-03 Jakub Jelinek <jakub@redhat.com>
3130 * typeck.c (build_static_cast_1): For static casts to reference types,
3131 call build_base_path with flag_delete_null_pointer_checks as nonnull
3132 instead of always false. When -fsanitize=null, call
3133 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
3134 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
3135 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
3137 2018-01-03 Nathan Sidwell <nathan@acm.org>
3140 * method.c (make_alias_for): Copy DECL_CONTEXT.
3142 2018-01-03 Marek Polacek <polacek@redhat.com>
3145 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
3147 2018-01-03 Jakub Jelinek <jakub@redhat.com>
3149 PR preprocessor/83602
3150 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
3154 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
3155 error_mark_node, return error_mark_node.
3157 Update copyright years.
3159 2018-01-02 Jakub Jelinek <jakub@redhat.com>
3162 * tree.c (replace_placeholders_r): Pass NULL as last argument to
3163 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
3164 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
3165 to false and return.
3166 (replace_placeholders): Pass NULL instead of &pset as last argument
3169 2018-01-02 Nathan Sidwell <nathan@acm.org>
3171 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
3174 Copyright (C) 2018 Free Software Foundation, Inc.
3176 Copying and distribution of this file, with or without modification,
3177 are permitted in any medium without royalty provided the copyright
3178 notice and this notice are preserved.