1 2018-12-11 Paolo Carlini <paolo.carlini@oracle.com>
3 * decl2.c (grokvardecl): Add location_t parameter and use it
4 in build_lang_decl_loc and build_decl calls.
5 (grokdeclarator): Move up loc declaration and use it in the
8 2018-12-09 Cesar Philippidis <cesar@codesourcery.com>
10 * parser.c (cp_parser_oacc_kernels_parallel): Adjust EXPR_LOCATION
11 on the combined acc loop.
13 2018-12-07 Paolo Carlini <paolo.carlini@oracle.com>
15 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in error messages
16 about bit-fields with function type, warn_if_not_aligned type, and
17 static bit-fields; avoid DECL_NAME for unnamed declarations.
19 2018-12-07 Jakub Jelinek <jakub@redhat.com>
22 * call.c (make_temporary_var_for_ref_to_temp): Call pushdecl even for
26 * constexpr.c (adjust_temp_type): Handle EMPTY_CLASS_EXPR.
28 2018-12-06 Paolo Carlini <paolo.carlini@oracle.com>
30 * class.c (check_bitfield_decl): In error message about non-integral
31 type print the type itself too.
32 * decl.c (grokdeclarator): Do not ICE on unnamed bit-fields declared
33 friends; when calling build_decl for a FIELD_DECL possibly pass the
36 2018-12-06 Alexandre Oliva <aoliva@redhat.com>
39 * pt.c (tsubst_friend_class): Enter tsubsted class context.
42 * except.c (build_noexcept_spec): Resolve nondependent
45 2018-12-06 Jason Merrill <jason@redhat.com>
47 PR c++/88136 - -Wdeprecated-copy false positives
48 * class.c (classtype_has_depr_implicit_copy): Rename from
49 classtype_has_user_copy_or_dtor.
50 * method.c (lazily_declare_fn): Adjust.
51 * decl2.c (cp_warn_deprecated_use): Refer to -Wdeprecated-copy-dtor
52 if deprecation is due to a destructor.
54 2018-12-06 Marek Polacek <polacek@redhat.com>
56 PR c++/88373 - wrong parse error with ~.
57 * parser.c (cp_parser_template_name): Check tag_type for
60 2018-12-06 Segher Boessenkool <segher@kernel.crashing.org>
62 * cp-tree.h (finish_asm_stmt): Update declaration.
63 * parser.c (cp_parser_asm_definition): Detect the inline keyword
64 after asm. Pass a flag for it to finish_asm_stmt.
65 * pt.c (tsubst_expr): Pass the ASM_INLINE_P flag to finish_asm_stmt.
66 * semantics.c (finish_asm_stmt): Add inline_p parameter. Use it to
69 2018-12-06 Segher Boessenkool <segher@kernel.crashing.org>
72 * parser.c (cp_parser_asm_definition): Update grammar. Allow any
73 combination of volatile and goto, in any order, without repetitions.
75 2018-12-06 David Malcolm <dmalcolm@redhat.com>
78 * call.c (conversion_null_warnings): Try to use the location of
79 the expression for the warnings. Add notes showing the parameter
80 of the function decl, where available.
81 (get_fndecl_argument_location): For implicitly-declared functions,
82 use the fndecl location rather than that of the param.
83 (maybe_inform_about_fndecl_for_bogus_argument_init): New function.
84 (convert_like_real): Use it in various places to avoid repetition.
85 (complain_about_bad_argument): Likewise.
86 * cp-tree.h (maybe_inform_about_fndecl_for_bogus_argument_init):
88 * decl2.c (check_default_args): Put all diagnostics for the fndecl
89 into a diagnostic group. Use the location of the parameter when
90 complaining about parameters with missing default arguments in
91 preference to that of the fndecl. Attempt to record the location
92 of the first parameter with a default argument and emit a note
93 for the first parameter that's missing one.
94 * typeck.c (convert_arguments): When complaining about parameters
95 with incomplete types, attempt to use the location of the
96 argument. Where available, add a note showing the pertinent
97 parameter in the fndecl.
98 (convert_for_assignment): When complaining about bad conversions
99 at function calls, use the location of the unstripped argument.
100 (convert_for_initialization): When checking for bogus references,
101 add an auto_diagnostic_group, and update the note to use the
102 location of the pertinent parameter, rather than just the callee.
104 2018-12-06 Paolo Carlini <paolo.carlini@oracle.com>
106 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in error message;
107 print the type too; fix thinko in INDIRECT_TYPE_P use.
109 2018-12-05 Alexandre Oliva <aoliva@redhat.com>
112 * constexpr.c (adjust_temp_type): Test for type equality with
114 (constexpr_call_hasher::equal): Likewise.
116 2018-12-04 Paolo Carlini <paolo.carlini@oracle.com>
119 * decl.c (grokdeclarator): Avoid crashing on an anonymous bit-field
122 2018-12-04 Marek Polacek <polacek@redhat.com>
124 PR c++/88184 - ICE when treating name as template-name.
125 * pt.c (lookup_template_function): Always build the TEMPLATE_ID_EXPR
126 with unknown_type_node.
128 2018-12-04 Julian Brown <julian@codesourcery.com>
130 * parser.c (cp_parser_oacc_wait_list): Fix error message and avoid
131 duplicate diagnostic.
133 2018-12-04 Jakub Jelinek <jakub@redhat.com>
136 * typeck.c (build_class_member_access_expr): If unary_complex_lvalue
137 turned xvalue_p into non-xvalue_p, call move on it.
139 2018-12-02 Jakub Jelinek <jakub@redhat.com>
142 * parser.c (cp_parser_skip_to_closing_parenthesis_1,
143 cp_parser_skip_to_end_of_statement,
144 cp_parser_skip_to_end_of_block_or_statement,
145 cp_parser_skip_to_closing_brace,
146 cp_parser_skip_to_closing_square_bracket,
147 cp_parser_skip_balanced_tokens): Don't treat CPP_PRAGMA_EOL specially
148 if in_pragma is false.
150 2018-12-01 Marek Polacek <polacek@redhat.com>
152 Implement P0634R3, Down with typename!
153 * parser.c (CP_PARSER_FLAGS_TYPENAME_OPTIONAL): New enumerator.
154 (cp_parser_type_name): Remove declaration.
155 (cp_parser_postfix_expression): Pass CP_PARSER_FLAGS_TYPENAME_OPTIONAL
156 to cp_parser_type_id.
157 (cp_parser_new_type_id): Pass CP_PARSER_FLAGS_TYPENAME_OPTIONAL to
158 cp_parser_type_specifier_seq.
159 (cp_parser_lambda_declarator_opt): Pass
160 CP_PARSER_FLAGS_TYPENAME_OPTIONAL to
161 cp_parser_parameter_declaration_clause.
162 (cp_parser_condition): Pass CP_PARSER_FLAGS_NONE to
163 cp_parser_declarator.
164 (cp_parser_simple_declaration): Pass CP_PARSER_FLAGS_NONE to
165 cp_parser_init_declarator.
166 (cp_parser_conversion_type_id): Pass CP_PARSER_FLAGS_NONE to
167 cp_parser_type_specifier_seq.
168 (cp_parser_default_type_template_argument): Pass
169 CP_PARSER_FLAGS_TYPENAME_OPTIONAL to cp_parser_type_id.
170 (cp_parser_template_parameter): Pass CP_PARSER_FLAGS_TYPENAME_OPTIONAL
171 to cp_parser_parameter_declaration.
172 (cp_parser_explicit_instantiation): Pass CP_PARSER_FLAGS_NONE to
173 cp_parser_declarator.
174 (cp_parser_simple_type_specifier): Adjust call to cp_parser_type_name
175 to relay if we should treat the typename keyword as optional. Maybe
176 call cp_parser_make_typename_type is parsing a template-id and it's
178 (cp_parser_type_name): Remove unused function.
179 (cp_parser_enum_specifier): Pass to CP_PARSER_FLAGS_NONE
180 cp_parser_type_specifier_seq.
181 (cp_parser_alias_declaration): Pass CP_PARSER_FLAGS_TYPENAME_OPTIONAL
182 to cp_parser_type_id.
183 (cp_parser_init_declarator): New parameter. Pass it down to
184 cp_parser_declarator.
185 (cp_parser_declarator): New parameter. Pass CP_PARSER_FLAGS_NONE to
186 cp_parser_declarator. Pass the new parameter to
187 cp_parser_direct_declarator.
188 (cp_parser_direct_declarator): New parameter. Pass it to
189 cp_parser_parameter_declaration_clause and cp_parser_declarator.
190 (cp_parser_declarator_id):
191 (cp_parser_type_id_1): New parameter. Pass it to
192 cp_parser_type_specifier_seq. Adjust call to cp_parser_declarator.
193 (cp_parser_type_id): New parameter. Pass it to cp_parser_type_id_1.
194 (cp_parser_template_type_arg): Pass CP_PARSER_FLAGS_NONE to
196 (cp_parser_trailing_type_id): Pass CP_PARSER_FLAGS_TYPENAME_OPTIONAL
197 to cp_parser_type_id_1.
198 (cp_parser_type_specifier_seq): New parameter.
199 (function_being_declared_is_template_p):
200 (cp_parser_parameter_declaration_clause): New parameter. Pass it to
201 cp_parser_parameter_declaration_list.
202 (cp_parser_parameter_declaration_list): New parameter. Pass it to
203 cp_parser_parameter_declaration.
204 (cp_parser_parameter_declaration): New parameter. Pass it to
205 cp_parser_decl_specifier_seq. Pass CP_PARSER_FLAGS_NONE to
206 cp_parser_declarator.
207 (cp_parser_member_declaration): Adjust call to
208 cp_parser_decl_specifier_seq to also include
209 CP_PARSER_FLAGS_TYPENAME_OPTIONAL. Pass
210 CP_PARSER_FLAGS_TYPENAME_OPTIONAL to cp_parser_declarator.
211 (cp_parser_exception_declaration): Pass CP_PARSER_FLAGS_NONE to
212 cp_parser_type_specifier_seq and cp_parser_declarator.
213 (cp_parser_requirement_parameter_list): Pass CP_PARSER_FLAGS_NONE to
214 cp_parser_parameter_declaration_clause.
215 (cp_parser_constructor_declarator_p): Resolve the TYPENAME_TYPE.
216 (cp_parser_single_declaration): Pass CP_PARSER_FLAGS_TYPENAME_OPTIONAL
217 to cp_parser_decl_specifier_seq and cp_parser_init_declarator.
218 (cp_parser_cache_defarg): Pass CP_PARSER_FLAGS_NONE to
219 cp_parser_declarator and cp_parser_parameter_declaration_list.
220 (cp_parser_objc_method_tail_params_opt): Pass CP_PARSER_FLAGS_NONE to
221 cp_parser_parameter_declaration.
222 (cp_parser_objc_class_ivars): Pass CP_PARSER_FLAGS_NONE to
223 cp_parser_declarator.
224 (cp_parser_objc_try_catch_finally_statement): Pass CP_PARSER_FLAGS_NONE
225 to cp_parser_parameter_declaration
226 (cp_parser_objc_struct_declaration): Pass CP_PARSER_FLAGS_NONE to
227 cp_parser_declarator.
228 (cp_parser_omp_for_loop_init): Pass CP_PARSER_FLAGS_NONE to
229 cp_parser_declarator and cp_parser_type_specifier_seq.
231 2018-11-30 David Malcolm <dmalcolm@redhat.com>
233 * typeck2.c: Include "gcc-rich-location.h".
234 (cxx_incomplete_type_diagnostic): When complaining about possibly
235 missing parens, add a fix-it hint if the member function takes no
238 2018-11-30 James Norris <jnorris@codesourcery.com>
240 * parser.c (cp_parser_oacc_enter_exit_data): Use existing local
243 2018-11-29 Paolo Carlini <paolo.carlini@oracle.com>
245 * decl.c (compute_array_index_type_loc): New, like the current
246 compute_array_index_type but takes a location_t too.
247 (compute_array_index_type): Forward to the latter.
248 (create_array_type_for_decl): Use compute_array_index_type_loc.
250 2018-11-29 David Malcolm <dmalcolm@redhat.com>
253 * cp-name-hint.h (suggest_alternative_in_scoped_enum): New decl.
254 * error.c (dump_scope): Ensure that we print any scope for values
255 of unscoped enums. Print the scope of values of scoped enums.
256 (qualified_name_lookup_error): Offer suggestions for failures
257 within scoped enums by calling suggest_alternative_in_scoped_enum.
258 * name-lookup.c (class namespace_hints): Update comment to mention
260 (namespace_hints::namespace_hints): Call
261 maybe_add_candidate_for_scoped_enum.
262 (namespace_hints::maybe_add_candidate_for_scoped_enum): New member
263 (suggest_alternatives_for): Update comment to mention scoped
265 (suggest_alternative_in_scoped_enum): New function.
267 2018-11-28 Marek Polacek <polacek@redhat.com>
269 Implement P1094R2, Nested inline namespaces.
270 * parser.c (cp_parser_namespace_definition): Parse the optional inline
271 keyword in a nested-namespace-definition. Adjust push_namespace call.
274 2018-11-28 Nathan Sidwell <nathan@acm.org>
277 * class.c (finish_struct): In a template, add artificial using
280 2018-11-28 Jan Hubicka <hubicka@ucw.cz>
282 * except.c (do_allocate_exception): Annotate __cxa_allocate_exception
285 2018-11-28 Marek Polacek <polacek@redhat.com>
287 PR c++/88222 - ICE with bit-field with invalid type.
288 * decl.c (grokdeclarator): Check if declarator is null.
290 2018-11-28 Jakub Jelinek <jakub@redhat.com>
293 * typeck2.c (digest_init_r): Re-add handing of signed/unsigned char
294 strings and add it to the initialization of wide array from non-wide
295 string diagnostics too.
297 2018-11-27 Jakub Jelinek <jakub@redhat.com>
300 * decl.c (grokdeclarator): Don't diagnose deduction guide errors
304 * class.c (fixup_attribute_variants): Also propagate TYPE_PACKED
307 2018-11-26 Marek Polacek <polacek@redhat.com>
309 PR c++/88120 - ICE when calling save_expr in a template.
310 * typeck.c (cp_build_binary_op): Call cp_save_expr instead of
313 2018-11-22 Jakub Jelinek <jakub@redhat.com>
316 * parser.c (cp_parser_operator): Use str.get_value () instead of just
317 str in USERDEF_LITERAL_VALUE and USERDEF_LITERAL_SUFFIX_ID arguments.
319 2018-11-21 Jakub Jelinek <jakub@redhat.com>
322 * method.c (maybe_explain_implicit_delete): If
323 FUNCTION_FIRST_USER_PARMTYPE (decl) is NULL, set const_p to false
327 * parser.c (cp_parser_primary_expression): Use
328 id_expression.get_location () instead of id_expr_token->location.
329 Adjust the range from id_expr_token->location to
330 id_expressio.get_finish ().
331 (cp_parser_operator_function_id): Pass location of the operator
332 token down to cp_parser_operator.
333 (cp_parser_operator): Add start_loc argument, always construct a
334 location with caret at start_loc and range from start_loc to the
335 finish of the last token.
338 * parser.c (cp_parser_linkage_specification): Remove useless
339 dereference of the consume_open method result.
341 2018-11-20 Martin Sebor <msebor@redhat.com>
343 * cp-tree.h (cp_check_const_attributes): Declare.
344 * decl2.c (cp_check_const_attributes): Declare extern.
345 * parser.c (cp_parser_has_attribute_expression): New function.
346 (cp_parser_unary_expression): Handle RID_HAS_ATTRIBUTE_EXPRESSION.
347 (cp_parser_gnu_attribute_list): Add argument.
349 2018-11-20 Jakub Jelinek <jakub@redhat.com>
352 * constexpr.c (cxx_eval_constant_expression) <case OBJ_TYPE_REF>: Punt
353 if get_base_address of ADDR_EXPR operand is not a DECL_P.
355 2018-11-19 Marek Polacek <polacek@redhat.com>
357 PR c++/87781 - detect invalid elaborated-type-specifier.
358 * parser.c (cp_parser_elaborated_type_specifier): Ensure that
359 typename follows a nested-name-specifier.
361 2018-11-18 Paolo Carlini <paolo.carlini@oracle.com>
363 * decl2.c (grokfield): Remove obsolete _vptr check; fix
364 explicit template argument list error location.
366 2018-11-16 Kamlesh Kumar <kamleshbhalui@gmail.com>
370 * parser.c (cp_parser_noexcept_specification_opt): Call
371 inject_this_parameter.
373 2018-11-16 Jason Merrill <jason@redhat.com>
375 Implement P0479R5, [[likely]] and [[unlikely]].
376 * tree.c (handle_likeliness_attribute): New.
377 (std_attribute_table): Add likely/unlikely.
378 * cp-gimplify.c (lookup_hotness_attribute, remove_hotness_attribute)
379 (process_stmt_hotness_attribute, first_stmt): New.
380 (genericize_if_stmt): Check for duplicate predictions.
381 * parser.c (cp_parser_statement): Call
382 process_stmt_hotness_attribute.
383 (cp_parser_label_for_labeled_statement): Apply attributes to case.
384 * decl.c (finish_case_label): Give label in template type void.
385 * pt.c (tsubst_expr) [CASE_LABEL_EXPR]: Copy attributes.
386 [PREDICT_EXPR]: Handle.
388 2018-11-16 Nathan Sidwell <nathan@acm.org>
390 Remove ovl_used, it is no longer needed
391 * cp-tree.h (OVL_USED_P): Delete.
392 (lookup_keep): Delete.
393 * friend.c (add_friend): Don't call it.
394 * parser.c (lookup_literal_operator): Likewise.
395 (cp_parser_primary_expression): Likewise.
396 * semantics.c (perform_koenig_lookup): Likewise.
397 * pt.c (tsubst_copy <OVERLOAD>): Don't assert OVL_USED_P.
398 * tree.c (ovl_copy): Delete.
399 (ovl_insert): Remove OVL_USED_P checks.
400 (ovl_iterator::reveal_node): Likewise.
401 (ovl_iterator::remove__node): Likewise.
402 (ovl_used, lookup_keep): Delete.
405 * parser.c (lookup_literal_operator): Mark overload for keeping
406 when inside template. Refactor.
408 2018-11-15 Nathan Sidwell <nathan@acm.org>
412 * typeck.c (finish_class_member_access_expr): Conversion operator
413 to dependent type is dependent.
415 2018-11-15 Paolo Carlini <paolo.carlini@oracle.com>
417 * constexpr.c (ensure_literal_type_for_constexpr_object): Use
418 DECL_SOURCE_LOCATION in error_at calls.
420 2018-11-15 Nathan Sidwell <nathan@acm.org>
423 * cp-tree.h (enum special_function_kind): Add sfk_virtual_destructor.
424 * method.c (type_has_trivial_fn): Add it.
425 (SFK_DTOR_P): Likewise.
426 (synthesized_method_base_walk): Don't check access of vbases of
427 abstract classes when sfk_virtual_destructor.
428 (synthesized_method_walk): Skip vbases of abstract classes except
429 when sfk_virtual_destructor.
430 (get_defaulted_eh_spec): Set sfk_virtual_destructor as needed.
432 * cp-tree.h (enum special_function_kind): Reorder and comment.
433 * method.c (SFK_CTOR_P, SFK_DTOR_P, SFK_ASSIGN_P, SFK_COPY_P)
434 (SFK_MOVE_P): New predicates.
435 (walk_field_subobs, synthesized_method_base_walk): Drop
436 copy_arg_p, move_p, assign_p args. Use new SFK predicates. Order
437 parameters consistently.
438 (synthesized_method_walk): Drop ctor_p, copy_arg_p, move_p,
439 assign_p calculations. Use new SFK predicates. Adjust calls to
442 2018-11-14 Paolo Carlini <paolo.carlini@oracle.com>
444 * parser.c (make_id_declarator): Add location_t parameter.
445 (cp_parser_lambda_declarator_opt): Adjust call.
446 (cp_parser_decomposition_declaration): Likewise.
447 (cp_parser_alias_declaration): Likewise.
448 (cp_parser_direct_declarator): Likewise.
449 (cp_parser_member_declaration): Likewise.
450 (cp_parser_objc_class_ivars): Likewise.
451 * decl.c (grokdeclarator): Use declarator->id_loc in two error
454 2018-11-14 Jakub Jelinek <jakub@redhat.com>
456 P1236R1 - Signed integers are two's complement
457 * constexpr.c (cxx_eval_check_shift_p): Disable the signed LSHIFT_EXPR
460 2018-11-13 David Malcolm <dmalcolm@redhat.com>
462 * call.c: Replace "source_location" with "location_t".
463 * cp-tree.h: Likewise.
465 * name-lookup.c: Likewise.
466 * parser.c: Likewise.
467 * typeck.c: Likewise.
469 2018-11-12 Jason Merrill <jason@redhat.com>
471 Implement P0315R4, Lambdas in unevaluated contexts.
472 * decl2.c (min_vis_expr_r): Handle LAMBDA_EXPR.
473 * mangle.c (write_expression): Handle LAMBDA_EXPR.
474 * parser.c (cp_parser_lambda_expression): Allow lambdas in
475 unevaluated context. Start the tentative firewall sooner.
476 (cp_parser_lambda_body): Use cp_evaluated.
477 * pt.c (iterative_hash_template_arg): Handle LAMBDA_EXPR.
478 (tsubst_function_decl): Substitute a lambda even if it isn't
480 (tsubst_lambda_expr): Use cp_evaluated. Always complain.
481 (tsubst_copy_and_build) [LAMBDA_EXPR]: Do nothing if tf_partial.
482 * semantics.c (begin_class_definition): Allow in template parm list.
483 * tree.c (strip_typedefs_expr): Pass through LAMBDA_EXPR.
484 (cp_tree_equal): Handle LAMBDA_EXPR.
486 * pt.c (fn_type_unification): If we have a full set of explicit
487 arguments, go straight to substitution.
489 * decl2.c (min_vis_expr_r, expr_visibility): New.
490 (min_vis_r): Call expr_visibility.
491 (constrain_visibility_for_template): Likewise.
493 Implement P0722R3, destroying operator delete.
494 * call.c (std_destroying_delete_t_p, destroying_delete_p): New.
495 (aligned_deallocation_fn_p, usual_deallocation_fn_p): Use
497 (build_op_delete_call): Handle destroying delete.
498 * decl2.c (coerce_delete_type): Handle destroying delete.
499 * init.c (build_delete): Don't call dtor with destroying delete.
500 * optimize.c (build_delete_destructor_body): Likewise.
502 Implement P0780R2, pack expansion in lambda init-capture.
503 * parser.c (cp_parser_lambda_introducer): Parse pack init-capture.
504 * pt.c (tsubst_pack_expansion): Handle init-capture packs.
505 (lookup_init_capture_pack): New.
506 (tsubst_expr) [DECL_EXPR]: Use it.
507 (tsubst_lambda_expr): Remember field pack expansions for
510 * cp-tree.h (struct cp_evaluated): New.
511 * init.c (get_nsdmi): Use it.
512 * parser.c (cp_parser_enclosed_template_argument_list): Use it.
513 * pt.c (coerce_template_parms, tsubst_aggr_type): Use it.
515 2018-11-09 Jakub Jelinek <jakub@redhat.com>
517 * parser.c (cp_parser_omp_clause_final, cp_parser_omp_clause_if): Use
518 cp_parser_assignment_expression instead of cp_parser_condition.
519 (cp_parser_omp_clause_num_threads, cp_parser_omp_clause_num_tasks,
520 cp_parser_omp_clause_grainsize, cp_parser_omp_clause_priority,
521 cp_parser_omp_clause_num_teams, cp_parser_omp_clause_thread_limit,
522 cp_parser_omp_clause_linear, cp_parser_omp_clause_device): Use
523 cp_parser_assignment_expression instead of cp_parser_expression.
524 (cp_parser_omp_clause_hint): Likewise. Formatting fix.
526 * parser.c (cp_parser_omp_clause_reduction): Call sorry_at on
527 reduction clause with inscan modifier.
529 * parser.c (cp_parser_omp_requires): Call sorry_at on requires
530 clauses other than atomic_default_mem_order.
532 2018-11-09 Martin Sebor <msebor@redhat.com>
535 * pt.c (warn_spec_missing_attributes): Move code to attribs.c.
536 Call decls_mismatched_attributes.
538 2018-11-08 Jakub Jelinek <jakub@redhat.com>
540 * constexpr.c (potential_constant_expression_1): Handle OMP_DEPOBJ.
541 * cp-gimplify.c (cp_genericize_r): Handle
542 OMP_CLAUSE_{IN,TASK}_REDUCTION.
543 (cxx_omp_predetermined_sharing_1): Don't return
544 OMP_CLAUSE_DEFAULT_SHARED for const qualified decls with no mutable
545 member. Return OMP_CLAUSE_DEFAULT_FIRSTPRIVATE for this pointer.
546 * cp-objcp-common.c (cp_common_init_ts): Handle OMP_DEPOBJ.
547 * cp-tree.def (OMP_DEPOBJ): New tree code.
548 * cp-tree.h (OMP_ATOMIC_DEPENDENT_P): Return true also for first
549 argument being OMP_CLAUSE.
550 (OMP_DEPOBJ_DEPOBJ, OMP_DEPOBJ_CLAUSES): Define.
551 (cp_convert_omp_range_for, cp_finish_omp_range_for): Declare.
552 (finish_omp_atomic): Add LOC, CLAUSES and MO arguments. Remove
554 (finish_omp_for_block): Declare.
555 (finish_omp_flush): Add MO argument.
556 (finish_omp_depobj): Declare.
557 * cxx-pretty-print.c (cxx_pretty_printer::statement): Handle
559 * dump.c (cp_dump_tree): Likewise.
560 * lex.c (cxx_init): Likewise.
561 * parser.c: Include memmodel.h.
562 (cp_parser_for): Pass false as new is_omp argument to
564 (cp_parser_range_for): Add IS_OMP argument, return before finalizing
566 (cp_parser_omp_clause_name): Handle nontemporal, in_reduction and
567 task_reduction clauses.
568 (cp_parser_omp_var_list_no_open): Handle
569 OMP_CLAUSE_{IN,TASK}_REDUCTION. For OMP_CLAUSE_DEPEND, parse clause
570 operands as either an array section, or lvalue assignment expression.
571 (cp_parser_omp_clause_if): Handle cancel and simd modifiers.
572 (cp_parser_omp_clause_defaultmap): Parse new kinds of defaultmap
574 (cp_parser_omp_clause_reduction): Add IS_OMP and KIND arguments.
575 Parse reduction modifiers. Pass KIND to c_parser_omp_variable_list.
576 (cp_parser_omp_clause_lastprivate, cp_parser_omp_iterators): New
578 (cp_parser_omp_clause_depend): Parse iterator modifier and handle
579 iterators. Parse mutexinoutset and depobj kinds.
580 (cp_parser_oacc_all_clauses): Adjust cp_parser_omp_clause_reduction
582 (cp_parser_omp_all_clauses): Likewise. Handle
583 PRAGMA_OMP_CLAUSE_NONTEMPORAL and
584 PRAGMA_OMP_CLAUSE_{IN,TASK}_REDUCTION. Call
585 cp_parser_omp_clause_lastprivate for OpenMP lastprivate clause.
586 (cp_parser_omp_atomic): Pass pragma_tok->location as
587 LOC to finish_omp_atomic. Parse hint and memory order clauses.
588 Handle default memory order from requires directive if any. Adjust
589 finish_omp_atomic caller.
590 (cp_parser_omp_critical): Allow comma in between (name) and hint
592 (cp_parser_omp_depobj): New function.
593 (cp_parser_omp_flush): Parse flush with memory-order-clause.
594 (cp_parser_omp_for_cond): Allow NE_EXPR even in OpenMP loops.
595 (cp_convert_omp_range_for, cp_finish_omp_range_for): New functions.
596 (cp_parser_omp_for_loop): Parse C++11 range for loops among omp
597 loops. Handle OMP_CLAUSE_IN_REDUCTION like OMP_CLAUSE_REDUCTION.
598 (OMP_SIMD_CLAUSE_MASK): Add if and nontemporal clauses.
599 (cp_parser_omp_simd, cp_parser_omp_for): Call keep_next_level before
600 begin_omp_structured_block and call finish_omp_for_block on
601 finish_omp_structured_block result.
602 (cp_parser_omp_master): Add p_name, mask and cclauses arguments.
603 Allow to be called while parsing combined parallel master.
604 Parse combined master taskloop{, simd}.
605 (cp_parser_omp_parallel): Parse combined
606 parallel master{, taskloop{, simd}} constructs.
607 (cp_parser_omp_single): Use SET_EXPR_LOCATION.
608 (OMP_TASK_CLAUSE_MASK): Add in_reduction clause.
609 (OMP_TASKWAIT_CLAUSE_MASK): Define.
610 (cp_parser_omp_taskwait): Handle taskwait with depend clauses.
611 (OMP_TASKGROUP_CLAUSE_MASK): Define.
612 (cp_parser_omp_taskgroup): Parse taskgroup clauses, adjust
613 c_finish_omp_taskgroup caller.
614 (cp_parser_omp_distribute): Call keep_next_level before
615 begin_omp_structured_block and call finish_omp_for_block on
616 finish_omp_structured_block result.
617 (cp_parser_omp_teams): Force a BIND_EXPR with BLOCK around teams
619 (cp_parser_omp_target_data): Allow target data with only
620 use_device_ptr clauses.
621 (cp_parser_omp_target): Set OMP_REQUIRES_TARGET_USED bit in
623 (cp_parser_omp_requires): New function.
624 (OMP_TASKLOOP_CLAUSE_MASK): Add reduction and in_reduction clauses.
625 (cp_parser_omp_taskloop): Add forward declaration. Disallow
626 in_reduction clause when combined with parallel master. Call
627 keep_next_level before begin_omp_structured_block and call
628 finish_omp_for_block on finish_omp_structured_block result.
629 (cp_parser_omp_construct): Adjust cp_parser_omp_master caller.
630 (cp_parser_pragma): Handle PRAGMA_OMP_DEPOBJ and PRAGMA_OMP_REQUIRES.
631 * pt.c (tsubst_omp_clause_decl): Add iterators_cache argument.
632 Adjust recursive calls. Handle iterators.
633 (tsubst_omp_clauses): Handle OMP_CLAUSE_{IN,TASK}_REDUCTION and
634 OMP_CLAUSE_NONTEMPORAL. Adjust tsubst_omp_clause_decl callers.
635 (tsubst_decomp_names):
636 (tsubst_omp_for_iterator): Change orig_declv into a reference.
637 Handle range for loops. Move orig_declv handling after declv/initv
639 (tsubst_expr): Force a BIND_EXPR with BLOCK around teams body.
640 Adjust finish_omp_atomic caller. Call keep_next_level before
641 begin_omp_structured_block. Call cp_finish_omp_range_for for range
642 for loops and use {begin,finish}_omp_structured_block instead of
643 {push,pop}_stmt_list if there are any range for loops. Call
644 finish_omp_for_block on finish_omp_structured_block result.
645 Handle OMP_DEPOBJ. Handle taskwait with depend clauses. For
646 OMP_ATOMIC call tsubst_omp_clauses on clauses if any, adjust
647 finish_omp_atomic caller. Use OMP_ATOMIC_MEMORY_ORDER rather
648 than OMP_ATOMIC_SEQ_CST. Handle clauses on OMP_TASKGROUP.
649 (dependent_omp_for_p): Always return true for range for loops if
650 processing_template_decl. Return true if class type iterator
651 does not have INTEGER_CST increment.
652 * semantics.c: Include memmodel.h.
653 (handle_omp_array_sections_1): Handle OMP_CLAUSE_{IN,TASK}_REDUCTION
654 like OMP_CLAUSE_REDUCTION.
655 (handle_omp_array_sections): Likewise. Call save_expr on array
656 reductions before calling build_index_type. Handle depend clauses
658 (finish_omp_reduction_clause): Call save_expr for whole array
659 reduction sizes. Don't mark OMP_CLAUSE_DECL addressable if it has
660 reference type. Do mark decl_placeholder addressable if needed.
661 Use error_at with OMP_CLAUSE_LOCATION (c) as first argument instead
663 (cp_omp_finish_iterators): New function.
664 (finish_omp_clauses): Don't diagnose nonmonotonic clause with static,
665 runtime or auto schedule kinds. Diagnose nogroup clause used with
666 reduction clause(s). Handle depend clause with
667 OMP_CLAUSE_DEPEND_DEPOBJ. Diagnose bit-fields. Require
668 omp_depend_t type for OMP_CLAUSE_DEPEND_DEPOBJ kinds and
669 some different type for other kinds. Use cp_build_addr_expr
670 and cp_build_indirect_ref instead of cxx_mark_addressable.
671 Handle depend clauses with iterators. Only handle static data members
672 in the special case that const qualified vars may be specified in
673 firstprivate clause. Complain if const qualified vars without mutable
674 members are mentioned in data-sharing clauses other than firstprivate
675 or shared. Use error_at with OMP_CLAUSE_LOCATION (c) as first
676 argument instead of error. Diagnose more than one nontemporal clause
677 refering to the same variable. Use error_at rather than error for
678 priority and hint clause diagnostics. Fix pasto for hint clause.
679 Diagnose hint expression that doesn't fold into INTEGER_CST.
680 Diagnose if clause with modifier other than cancel. Handle
681 OMP_CLAUSE_{IN,TASK}_REDUCTION like OMP_CLAUSE_REDUCTION. Allow any
682 lvalue as OMP_CLAUSE_DEPEND operand (besides array section), adjust
684 (handle_omp_for_class_iterator): Don't create a new TREE_LIST if one
685 has been created already for range for, just fill TREE_PURPOSE and
686 TREE_VALUE. Call cp_fully_fold on incr.
687 (finish_omp_for): Don't check cond/incr if cond is global_namespace.
688 Pass to c_omp_check_loop_iv_exprs orig_declv if non-NULL. Don't
689 use IS_EMPTY_STMT on NULL pre_body. Adjust c_finish_omp_for caller.
690 (finish_omp_for_block): New function.
691 (finish_omp_atomic): Add LOC argument, pass it through
692 to c_finish_omp_atomic and set it as location of OMP_ATOMIC* trees.
693 Remove SEQ_CST argument. Add CLAUSES and MO arguments. Adjust
694 c_finish_omp_atomic caller. Stick clauses if any into first argument
695 of wrapping OMP_ATOMIC.
696 (finish_omp_depobj): New function.
697 (finish_omp_flush): Add MO argument, if not
698 MEMMODEL_LAST, emit __atomic_thread_fence call with the given value.
699 (finish_omp_cancel): Diagnose if clause with modifier other than
702 2018-11-07 Nathan Sidwell <nathan@acm.org>
705 * cp-tree.h (struct tree_overload): Fix comment.
706 * tree.c (ovl_iterator::reveal_node): Propagate OVL_DEDUP_P.
708 2018-11-04 Jason Merrill <jason@redhat.com>
710 Implement UDL changes from P0732R2.
711 * cp-tree.h (struct releasing_vec): Move from mangle.c.
713 * parser.c (cp_parser_userdef_string_literal): Use it. Handle
714 passing the string to a single template parameter of class type.
715 (cp_parser_template_declaration_after_parameters): Allow it.
716 Pedwarn about the character pack template that was proposed but not
717 accepted for C++14, and don't suggest it.
719 Implement P0732R2, class types in non-type template parameters.
720 * error.c (dump_simple_decl): Look through a template parm object.
721 * mangle.c (write_template_arg): Likewise.
722 (mangle_template_parm_object): New.
723 * pt.c (template_parm_object_p, get_template_parm_object): New.
724 (invalid_tparm_referent_p): Factor from convert_nontype_argument.
725 (convert_nontype_argument, invalid_nontype_parm_type_p): Handle
726 class-type template arguments.
727 * tree.c (lvalue_kind): Likewise.
729 * cvt.c (ocp_convert): Don't wrap a CONSTRUCTOR in a NOP_EXPR.
730 * constexpr.c (initialized_type): Fix AGGR_INIT_EXPR handling.
731 (cxx_eval_vec_init_1): Correct type of AGGR_INIT_EXPR.
732 (cxx_eval_outermost_constant_expr): Make sure a CONSTRUCTOR has the
733 right type. Don't wrap a CONSTRUCTOR if one was passed in.
734 * tree.c (build_aggr_init_expr): Check for void.
736 PR c++/60503 - wrong lambda attribute syntax.
737 * parser.c (cp_parser_lambda_declarator_opt): Fix attribute
740 2018-11-02 Nathan Sidwell <nathan@acm.org>
742 * decl.c (duplicate_decls): Refactor checks.
744 2018-11-01 Marek Polacek <polacek@redhat.com>
746 Implement P0846R0, ADL and function templates.
747 * decl.c (grokfndecl): Allow FUNCTION_DECL in assert.
748 * lex.c (unqualified_fn_lookup_error): Handle TEMPLATE_ID_EXPR.
749 * parser.c (cp_parser_postfix_expression): Do ADL for a template-name.
750 (cp_parser_template_id): Give errors if parsing the template argument
751 list didn't go well. Allow FUNCTION_DECL in assert.
752 (cp_parser_template_name): Consider a name to refer to a template if
753 it is an unqualified-id followed by a <. Don't return the identifier
754 if the decl is a function and dependent.
755 * pt.c (tsubst_copy) <case OVERLOAD>: Remove assert.
757 2018-11-01 Nathan Sidwell <nathan@acm.org>
759 * cp-tree.h (struct lang_function): Delete x_local_names field.
760 (struct lang_decl_base): Rename u2sel to spare.
761 (struct lang_decl_min): Remove lang_decl_u2 union. Keep access
763 (LANG_DECL_U2_CHECK): Delete.
764 (DECL_DISCRIMINATOR_P): Require function scope.
765 (DECL_DISCRIMINATOR): Adjust.
766 (DECL_DISCRIMINATOR_SET_P): Delete.
767 (DECL_CAPTURED_VARIABLE, DECL_ACCESS, THUnK_VIRTUAL_OFFSET): Adjust.
768 (local_classes): Don't declare.
769 (determine_local_discriminator): Declare.
770 * decl.c (push_local_name): Delete.
771 (local_entities, determina_local_discrminator): New.
772 (duplicate_decls): Copy DECL_ACCESS. Fix formatting.
773 (cp_finish_decl): Use determine_local_discriminator.
774 (save_function_data): Drop x_local_names.
775 (finish_function): Drop local_names.
776 * decl2.c (finish_anon_union): Use determine_local_disciminator.
777 * mangle.c (write_unnamed_type_name): Use
778 discriminator_for_local_entity.
779 (local_class_index): Delete.
780 (discriminator_for_local_entity): Reimplement.
781 (write_local_name): Adjust discriminator code.
782 * name-lookup.c (do_pushtag): Call determine_local_discrimiator.
783 * semantics.c (finish_omp_threadprivate): Drop DECL_DISCRIMINATOR
785 * class.c (local_classes): Delete.
786 (init_class_processing): Don't init it.
788 2018-11-01 Martin Liska <mliska@suse.cz>
789 Jason Merrill <jason@redhat.com>
794 * cp-tree.h (DECL_FNAME_P): New macro.
795 * decl.c (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
796 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
798 * lambda.c (is_capture_proxy): Use DECL_FNAME_P.
799 * pt.c (tsubst_expr): Handle DECL_PRETTY_FUNCTION_P.
801 2018-10-31 Nathan Sidwell <nathan@acm.org>
803 * cp-tree.h (OVL_DEDUP_P): New.
804 * name-lookup.c (name_lookup::add_overload): Check OVL_DEDUP_P.
805 (get_class_binding_direct): Likwise.
806 * tree.c (ovl_make): Propagate OVL_DEDUP_P.
808 (ovl_insert): Do not keep using-decls ordered.
809 (lookup_maybe_add): Adjust comment.
811 2018-10-30 Marek Polacek <polacek@redhat.com>
813 Implement P0892R2, explicit(bool).
814 * call.c (add_template_candidate_real): Return if the declaration is
815 explicit and we're only looking for non-converting constructor.
816 * cp-tree.h (lang_decl_fn): Add has_dependent_explicit_spec_p bit.
817 (DECL_HAS_DEPENDENT_EXPLICIT_SPEC_P): New macro.
818 (cp_decl_specifier_seq): Add explicit_specifier field.
819 (build_explicit_specifier, store_explicit_specifier): Declare.
820 * decl.c (grokdeclarator): Call store_explicit_specifier.
821 (build_explicit_specifier): New function.
822 * parser.c (cp_parser_function_specifier_opt) <case RID_EXPLICIT>:
823 Parse C++20 explicit(bool).
824 * pt.c (store_explicit_specifier, lookup_explicit_specifier): New.
825 (tsubst_function_decl): Handle explicit(dependent-expr).
827 2018-10-30 Paolo Carlini <paolo.carlini@oracle.com>
829 * decl.c (grokdeclarator): Use declarator->id_loc in diagnostic
830 about flexible array members.
832 2018-10-29 David Malcolm <dmalcolm@redhat.com>
834 * cp-name-hint.h: New file.
835 * cp-tree.h (expr_to_string): New decl.
836 (suggest_alternatives_for): Move to cp-name-hint.h, changing
837 return type from bool to name_hint.
838 (suggest_alternative_in_explicit_scope): Likewise.
839 * error.c: Define INCLUDE_UNIQUE_PTR. Include "cp-name-hint.h".
840 (expr_to_string): Make non-static.
841 (qualified_name_lookup_error): For the non-"::" case, take
842 responsibity for issuing any suggestion from
843 suggest_alternative_in_explicit_scope, as it changes from
844 returning a bool to returning a name_hint. Replace fallback call
845 to suggest_alternatives_for to a call to
846 suggest_alternatives_in_other_namespaces, capturing the fact that
847 we don't have enough location information to issue a fix-it hint
848 for this case. Update the error to support emitting a fix-it hint
849 where appropriate. For the "::" case, take responsibility for
850 issuing any suggestion from suggest_alternatives_for, supporting
851 emitting a fix-it hint.
852 * lex.c: Define INCLUDE_UNIQUE_PTR. Include "gcc-rich-location.h"
853 and "cp-name-hint.h".
854 (unqualified_name_lookup_error): Take responsibility for issuing
855 any suggestion from suggest_alternatives_for, supporting emitting
857 * name-lookup.c (class namespace_limit_reached): New subclass of
859 (class show_candidate_location): Likewise.
860 (class suggest_alternatives): Likewise.
861 (class namespace_hints): New class.
862 (suggest_alternatives_for): Convert return type from bool to
863 name_hint, replacing all direct diagnostic emission by setting
864 suggestions on the return value, or creating deferred diagnostics.
865 Specifically, split out initial traversal of namespaces into
866 namespace_hints' ctor, and maybe_decorate_with_limit, and move the
867 rest of the implementation to
868 namespace_hints::convert_candidates_to_name_hint and
869 suggest_alternatives_for_1.
870 (namespace_hints::namespace_hints): New ctor, adapted from
871 suggest_alternatives_for's initial namespace traversal, storing
872 location and name, and converting locals "candidates", "limited"
873 and "limit" into members.
874 (namespace_hints::convert_candidates_to_name_hint): New member
876 (namespace_hints::maybe_decorate_with_limit): New member function.
877 (suggest_alternatives_for_1): New function, based on second half
878 of old implementation of suggest_alternatives_for, converting from
879 immediate emission of suggestions to using name_hint.
880 (suggest_alternatives_in_other_namespaces): New function.
881 (maybe_suggest_missing_std_header): Convert from immediate
882 emission of suggestions to using name_hint, moving emission
884 (class missing_std_header): New subclass of deferred_diagnostic.
885 (maybe_suggest_missing_header): Convert return type from bool to
887 (suggest_alternative_in_explicit_scope): Convert from immediate
888 emission of suggestions to using name_hint.
889 * parser.c: Replace include of "c-family/name-hint.h" with
891 (cp_parser_diagnose_invalid_type_name): Update
892 "is there a suggestion" logic for change to
893 name_hint::operator bool. Take responsibility for emitting
894 fix-it hints from suggest_alternative_in_explicit_scope.
895 (cp_parser_namespace_name): Take responsibility for emitting
896 fix-it hints from suggest_alternative_in_explicit_scope. Don't
897 emit the "expected namespace-name" error if we've already emitted
898 an "is not a namespace-name" error.
900 2018-10-29 David Malcolm <dmalcolm@redhat.com>
903 * call.c (build_over_call): Eliminate the "arglocs" array, and the
904 call to maybe_constant_value when building "fargs".
906 2018-10-29 Paolo Carlini <paolo.carlini@oracle.com>
908 * decl.c (create_array_type_for_decl): Add location_t parameter
910 (grokdeclarator): Adjust call.
912 2018-10-29 Marek Polacek <polacek@redhat.com>
914 PR c++/87594 - constexpr rejects-valid with range-based for.
915 * constexpr.c (potential_constant_expression_1): If the condition
916 can't be evaluated, return true.
918 2018-10-29 Joseph Myers <joseph@codesourcery.com>
919 Julian Brown <julian@codesourcery.com>
922 * semantics.c (handle_omp_array_sections_1): Allow array
923 sections with "this" pointer for OpenACC.
925 2018-10-25 Jason Merrill <jason@redhat.com>
927 * parser.c (cp_parser_sizeof_operand): Remove redundant use of
930 2018-10-24 Jakub Jelinek <jakub@redhat.com>
933 * parser.c (cp_parser_std_attribute): Canonicalize attr_ns, and when
934 :: is not present and attr_ns non-NULL, canonicalize also attr_id.
935 (cp_parser_attribute_spec): Fix comment typo.
937 2018-10-24 Martin Sebor <msebor@redhat.com>
940 * call.c (maybe_warn_class_memaccess): Tighten up.
942 2018-10-17 David Malcolm <dmalcolm@redhat.com>
944 * Make-lang.in (selftest-c++): New.
945 (CPP_SELFTEST_FLAGS, CPP_SELFTEST_DEPS, s-selftest-c++)
946 (selftest-c++-gdb, selftest-c++-valgrind): Move here from
949 2018-10-17 Paolo Carlini <paolo.carlini@oracle.com>
952 * tree.c (build_cplus_new): Avoid duplicate diagnostic about
953 incomplete type, early return error_mark_node if the second
954 argument is error_mark_node.
956 2018-10-12 Nathan Sidwell <nathan@acm.org>
958 * parser.h (struct cp_parser): Drop implicit_extern_c.
959 * parser.c (cp_debug_parser): Drop implicit_extern_c.
960 (cp_parser_new): Likewise.
961 (cp_parser_translation_unit): Handle implicit extern c here. Call
962 cp_parser_toplevel_declaration.
963 (cp_parser_toplevel_declaration): New, broken out of ...
964 (cp_parser_declaration_seq_opt): ... here. Call it. Drop
965 implicit extern C handling.
967 2018-10-11 Will Wray <wjwray@gmail.com>
970 * cxx-pretty-print.c (pp_cxx_enumeration_constant): New function.
971 (cxx_pretty_printer::constant): Use it.
973 2018-10-11 David Malcolm <dmalcolm@redhat.com>
976 * call.c (enforce_access): Move diagnostics to...
977 (complain_about_access): ...this new function.
978 * cp-tree.h (class access_failure_info): Rename split out field
979 "m_field_decl" into "m_decl" and "m_diag_decl".
980 (access_failure_info::record_access_failure): Add tree param.
981 (access_failure_info::was_inaccessible_p): New accessor.
982 (access_failure_info::get_decl): New accessor.
983 (access_failure_info::get_diag_decl): New accessor.
984 (access_failure_info::get_any_accessor): New member function.
985 (access_failure_info::add_fixit_hint): New static member function.
986 (complain_about_access): New decl.
987 * typeck.c (access_failure_info::record_access_failure): Update
988 for change to fields.
989 (access_failure_info::maybe_suggest_accessor): Split out into...
990 (access_failure_info::get_any_accessor): ...this new function...
991 (access_failure_info::add_fixit_hint): ...and this new function.
992 (finish_class_member_access_expr): Split out "has no member named"
993 error-handling into...
994 (complain_about_unrecognized_member): ...this new function, and
995 check that the guessed name is accessible along the access path.
996 Only provide a spell-correction fix-it hint if it is; otherwise,
997 attempt to issue an accessor fix-it hint.
999 2018-10-11 Nathan Sidwell <nathan@acm.org>
1001 * parser.c (cp_parser_translation_unit): Return void. Don't fail
1002 at first extra }, simplify logic.
1003 (c_parse_file): Call finish_translation_unit here.
1005 2018-10-11 Jakub Jelinek <jakub@redhat.com>
1008 * typeck.c (maybe_warn_about_returning_address_of_local): If
1009 whats_returned is a structured binding identifier and the structured
1010 binding is a reference, recurse on its initializer.
1013 * rtti.c (get_tinfo_decl_dynamic): Use unlowered_expr_type instead
1016 2018-10-10 Marek Polacek <polacek@redhat.com>
1018 PR c++/87567 - constexpr rejects call to non-constexpr function.
1019 * constexpr.c (potential_constant_expression_1) <case FOR_STMT>: Return
1020 true if the condition is always false.
1021 <case WHILE_STMT>: Likewise.
1023 2018-10-09 Paolo Carlini <paolo.carlini@oracle.com>
1026 * pt.c (convert_template_argument): Immediately return error_mark_node
1027 if the second argument is erroneous.
1028 * parser.c (cp_parser_type_id): Add location_t * parameter.
1029 (cp_parser_type_id_1): Likewise.
1030 (cp_parser_alias_declaration): Adjust cp_parser_type_id call,
1031 obtain the location of the type and save it.
1032 (cp_parser_template_type_arg): Adjust.
1033 (cp_parser_trailing_type_id): Likewise.
1034 * decl.c (grokdeclarator): Improve error message for 'auto' in
1037 2018-10-08 Paolo Carlini <paolo.carlini@oracle.com>
1040 * pt.c (do_decl_instantiation): Per 12.6.8/5, a concept cannot be
1041 explicitly instantiated.
1043 2018-10-05 David Malcolm <dmalcolm@redhat.com>
1046 * call.c (build_over_call): Build a vec of locations of the
1047 arguments before the call to maybe_constant_value, and pass to
1048 check_function_arguments.
1049 * cp-lang.c (LANG_HOOKS_GET_SUBSTRING_LOCATION): Define as
1050 c_get_substring_location.
1051 * parser.c (cp_parser_string_literal): Capture string
1052 concatenation locations.
1054 2018-10-04 Nathan Sidwell <nathan@acm.org>
1056 * lang-specs.h: Use string contatenation, not line splicing.
1058 2018-10-03 Jason Merrill <jason@redhat.com>
1060 Implement P0840, language support for empty objects.
1061 * tree.c (handle_no_unique_addr_attribute): New.
1062 (cxx_attribute_table): Add [[no_unique_address]].
1063 * class.c (field_poverlapping_p): New.
1064 (layout_class_type): Check it. Adjust DECL_SIZE of potentially
1066 (layout_empty_base_or_field): Rename from layout_empty_base, handle
1068 (build_base_field, record_subobject_offsets): Adjust.
1070 2018-10-03 Martin Liska <mliska@suse.cz>
1072 PR gcov-profile/86109
1073 * parser.c (cp_parser_lambda_declarator_opt):
1074 Set DECL_LAMBDA_FUNCTION for lambdas.
1076 2018-10-02 Richard Biener <rguenther@suse.de>
1078 * name-lookup.c (check_local_shadow): Do not test DECL_FROM_INLINE.
1080 2018-09-28 Eric Botcazou <ebotcazou@adacore.com>
1081 Pierre-Marie de Rodat <derodat@adacore.com>
1083 * method.c (use_thunk): Adjust call to cgraph_node::create_thunk.
1085 2018-09-28 Richard Biener <rguenther@suse.de>
1087 * error.c (cp_print_error_function): Simplify by eliding
1088 the BLOCK_ABSTRACT_ORIGIN chasing.
1090 2018-09-27 Paolo Carlini <paolo.carlini@oracle.com>
1093 * semantics.c (finish_unary_op_expr): Check return value of
1094 build_x_unary_op for error_mark_node.
1096 2018-09-25 Jakub Jelinek <jakub@redhat.com>
1099 * constexpr.c (cxx_eval_constant_expression) <case OBJ_TYPE_REF>: Only
1100 look through COMPONENT_REFs with DECL_FIELD_IS_BASE FIELD_DECLs.
1102 2018-09-25 Martin Liska <mliska@suse.cz>
1104 * name-lookup.c (namespace_scope_ht_size): Remove
1106 * parser.c (cp_lexer_next_token_is_not_keyword): Likewise.
1108 2018-09-24 Paolo Carlini <paolo.carlini@oracle.com>
1111 * method.c (lazily_declare_fn): During error-recovery add_method
1114 2018-09-21 Marek Polacek <polacek@redhat.com>
1116 PR c++/87372 - __func__ constexpr evaluation.
1117 * constexpr.c (maybe_constant_init_1): Pass false for strict down to
1118 cxx_eval_outermost_constant_expr.
1120 2018-09-20 Marek Polacek <polacek@redhat.com>
1122 PR c++/87109 - wrong ctor with maybe-rvalue semantics.
1123 * call.c (build_user_type_conversion_1): Refine the maybe-rvalue
1124 check to only return if we're converting the return value to a base
1127 2018-09-20 Allan Sandfeld Jensen <allan.jensen@qt.io>
1129 * g++spec.c (lang_specific_driver): Handle -r like -nostdlib.
1131 2018-09-20 Jason Merrill <jason@redhat.com>
1133 PR c++/87075 - ICE with constexpr array initialization.
1134 * constexpr.c (cxx_eval_vec_init_1): Handle trivial initialization.
1136 2018-09-19 Marek Polacek <polacek@redhat.com>
1138 Add -Wclass-conversion.
1139 * decl.c (grok_op_properties): Change a warning from -Wconversion to
1140 -Wclass-conversion. Make it print the types.
1142 2018-09-19 Paolo Carlini <paolo.carlini@oracle.com>
1145 * parser.c (cp_parser_initializer_list): Assign error_mark_node
1146 to the index upon error.
1148 2018-09-19 Marek Polacek <polacek@redhat.com>
1150 PR c++/87357 - missing -Wconversion warning
1151 * decl.c (grok_op_properties): Remove diagnostic parts mentioning
1152 a conversion to a reference to void. Use
1153 same_type_ignoring_top_level_qualifiers_p rather than comparing types
1156 2018-09-18 Marek Polacek <polacek@redhat.com>
1158 P1064R0 - Allowing Virtual Function Calls in Constant Expressions
1159 * call.c (build_over_call): No longer check if we're outside a template
1161 * class.c (build_vtbl_initializer): Build vtable's constructor with
1163 * constexpr.c (cxx_eval_constant_expression): Don't ignore _vptr's
1164 initializer. Handle OBJ_TYPE_REF.
1165 (potential_constant_expression_1): Handle OBJ_TYPE_REF.
1166 * decl.c (maybe_commonize_var): Bail out for any DECL_ARTIFICIAL.
1167 (initialize_artificial_var): Mark the variable as constexpr.
1168 (grokdeclarator): Change error to pedwarn. Only warn when
1169 pedantic and not C++2a.
1171 2018-09-18 Paolo Carlini <paolo.carlini@oracle.com>
1174 * cp-tree.h (NON_ERROR): New.
1175 * pt.c (auto_hash::hash): Use it.
1176 (do_auto_deduction): Likewise.
1178 2018-09-18 Nathan Sidwell <nathan@acm.org>
1181 * name-lookup.c (check_local_shadow): Ignore auto types.
1183 2018-09-17 David Malcolm <dmalcolm@redhat.com>
1185 * error.c (range_label_for_type_mismatch::get_text): Update for
1188 2018-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1190 * typeck2.c (digest_init_r): Fix overlength strings.
1192 2018-09-13 Ville Voutilainen <ville.voutilainen@gmail.com>
1195 * method.c (constructible_expr): We're in an unevaluated context
1196 in all cases, not just for class targets.
1198 2018-09-12 David Malcolm <dmalcolm@redhat.com>
1201 * call.c (struct conversion_info): Add "loc" field.
1202 (arg_conversion_rejection): Add "loc" param, using it to
1203 initialize the new field.
1204 (bad_arg_conversion_rejection): Likewise.
1205 (explicit_conversion_rejection): Initialize the new field to
1207 (template_conversion_rejection): Likewise.
1208 (add_function_candidate): Pass on the argument location to the new
1209 param of arg_conversion_rejection.
1210 (add_conv_candidate): Likewise.
1211 (build_builtin_candidate): Likewise.
1212 (build_user_type_conversion_1): Likewise.
1213 (single_z_candidate): New function.
1214 (maybe_get_bad_conversion_for_unmatched_call): New function.
1215 (complain_about_bad_argument): New function, based on part of
1216 convert_for_assignment.
1217 (build_new_method_call_1): Split out handling of the "no viable
1218 candidates" case into...
1219 (complain_about_no_candidates_for_method_call): ...this new
1220 function, and use the new functions above to special-case the
1221 handling of a single non-viable candidate due to a bad argument.
1222 * cp-tree.h (complain_about_bad_argument): New decl.
1223 * typeck.c (convert_for_assignment): Split out one error-handling
1224 case into complain_about_bad_argument.
1226 2018-09-09 Cesar Philippidis <cesar@codesourcery.com>
1227 Julian Brown <julian@codesourcery.com>
1230 * semantics.c (finish_omp_clauses): Treat C++ references the same in
1233 2018-08-28 Martin Liska <mliska@suse.cz>
1235 * constexpr.c (cxx_eval_call_expression): Add quotes
1236 to -fconstexpr-depth=.
1238 2018-09-10 Marek Polacek <polacek@redhat.com>
1240 * class.c (build_vtbl_ref): Remove.
1241 (build_vtbl_ref_1): Rename to build_vtbl_ref.
1242 (build_vfn_ref): Call build_vtbl_ref instead of build_vtbl_ref_1.
1244 2018-09-08 Marek Polacek <polacek@redhat.com>
1246 PR c++/87150 - wrong ctor with maybe-rvalue semantics.
1247 * call.c (struct conversion): Update commentary.
1248 (standard_conversion): Set rvaluedness_matches_p if LOOKUP_PREFER_RVALUE
1251 2018-09-08 Jason Merrill <jason@redhat.com>
1253 PR c++/86678 - constexpr function with non-constant after return.
1254 * constexpr.c (potential_constant_expression_1): Add jump_target.
1255 (breaks): Check for BREAK_STMT.
1256 (continues): Check for CONTINUE_STMT.
1258 2018-09-08 Marek Polacek <polacek@redhat.com>
1260 * cxx-pretty-print.c (cxx_pretty_printer::statement) <case
1261 RANGE_FOR_SMT>: Handle RANGE_FOR_INIT_STMT.
1263 2018-09-07 Marek Polacek <polacek@redhat.com>
1265 PR c++/87152 - range-based for loops with initializer broken in templates.
1266 * constexpr.c (potential_constant_expression_1) <case RANGE_FOR_STMT>:
1267 Recur into RANGE_FOR_INIT_STMT.
1268 * cp-tree.def: Add RANGE_FOR_INIT_STMT to RANGE_FOR_STMT.
1269 * cp-tree.h (RANGE_FOR_INIT_STMT): Define.
1270 * dump.c (cp_dump_tree) <case RANGE_FOR_STMT>: Also dump
1271 RANGE_FOR_INIT_STMT.
1272 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Recur into
1273 RANGE_FOR_INIT_STMT.
1274 * semantics.c (begin_range_for_stmt): Adjust call to build_stmt.
1275 Do put the init statement in RANGE_FOR_INIT_STMT.
1276 (finish_range_for_decl): Pop it for templates.
1278 2018-09-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
1280 * decl.c (check_initializer): Call cp_complete_array_type.
1282 2018-09-05 Marek Polacek <polacek@redhat.com>
1284 PR c++/87109, wrong overload with ref-qualifiers.
1285 * call.c (build_user_type_conversion_1): Use NULL instead of 0. Bail
1286 out if performing the maybe-rvalue overload resolution and a conversion
1287 function is getting called.
1289 PR c++/86982, -Wreturn-local-addr and std::move and std::forward.
1290 * typeck.c (maybe_warn_about_returning_address_of_local): Handle calls
1291 to std::move or std::forward.
1292 (is_std_forward_p): New function.
1294 2018-09-05 Pádraig Brady <p@draigbrady.com>
1297 * lambda.c (prune_lambda_captures): Protect against const_vars.get
1300 2018-09-04 Marek Polacek <polacek@redhat.com>
1302 * cp-tree.h (treat_lvalue_as_rvalue_p): Declare.
1303 * except.c (build_throw): Use it. Use CP_TYPE_VOLATILE_P.
1304 * typeck.c (treat_lvalue_as_rvalue_p): No longer static. Add PARM_OK
1306 (maybe_warn_pessimizing_move): Adjust treat_lvalue_as_rvalue_p call.
1307 (check_return_expr): Likewise.
1309 2018-09-03 Paolo Carlini <paolo.carlini@oracle.com>
1312 * constraint.cc (finish_shorthand_constraint): Early return if the
1313 constraint is erroneous.
1315 2018-09-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
1317 * decl.c (eval_check_narrowing): Remove.
1318 (check_initializer): Move call to braced_list_to_string from here ...
1319 * typeck2.c (store_init_value): ... to here.
1320 (digest_init_r): Remove handing of signed/unsigned char strings.
1322 2018-08-31 Nathan Sidwell <nathan@acm.org>
1326 * name-lookup.c (name_lookup::search_namespace): Don't look at
1327 inlines when searching for NULL names.
1329 * decl.c (decls_match): Remove SYSTEM_IMPLICIT_EXTERN_C matching
1330 of return types and parms.
1331 * parser.c (cp_parser_parameter_declaration_clause): Likewise,
1332 '()' always means '(void)'.
1334 2018-08-29 Jakub Jelinek <jakub@redhat.com>
1337 * decl.c (begin_destructor_body): If current_class_type has
1338 virtual bases and the primary base is nearly empty virtual base,
1339 voidify clearing of vptr and make it conditional on in-charge
1342 2018-08-29 Paolo Carlini <paolo.carlini@oracle.com>
1345 * parser.c (cp_parser_introduction_list): If cp_parser_identifier
1346 returns error_mark_node early exit the loop.
1347 (cp_parser_template_introduction): Improve error-recovery, remove
1348 error call about empty introduction-list.
1350 2018-08-29 David Malcolm <dmalcolm@redhat.com>
1353 * call.c (print_conversion_rejection): Add "fn" param and use it
1354 for "no known conversion" messages to underline the pertinent
1356 (print_z_candidate): Supply "fn" to the new param above.
1358 2018-08-29 Jakub Jelinek <jakub@redhat.com>
1361 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: If
1362 processing_template_decl and decl is structured binding decl, call
1365 2018-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1368 * decl.c (finish_case_label): If the type is erroneous early
1369 return error_mark_node.
1371 2018-08-27 David Malcolm <dmalcolm@redhat.com>
1374 * parser.c (cp_parser_diagnose_invalid_type_name): Add fix-it
1377 2018-08-27 Jakub Jelinek <jakub@redhat.com>
1380 * cp-tree.h (cxx_readonly_error): Add location_t argument.
1381 * typeck2.c (cxx_readonly_error): Add LOC argument, pass it to
1382 ERROR_FOR_ASSIGNMENT macro and readonly_error. Add LOC argument
1383 to ERROR_FOR_ASSIGNMENT macro, use error_at instead of error and
1384 pass LOC to it. Formatting fixes.
1385 * typeck.c (cp_build_unary_op): Pass location to cxx_readonly_error.
1386 (cp_build_modify_expr): Pass loc to cxx_readonly_error.
1387 * semantics.c (finish_asm_stmt): Pass input_location to
1390 2018-08-27 David Malcolm <dmalcolm@redhat.com>
1393 * decl.c (grokdeclarator): Update for conversion of show_caret_p
1395 * error.c (cp_printer): Likewise.
1396 * name-lookup.c (maybe_suggest_missing_std_header): Update call to
1397 maybe_add_include_fixit to suggest overriding the location, as it
1399 * parser.c (cp_parser_string_literal): Update for conversion of
1400 show_caret_p to a tri-state.
1401 (cp_parser_elaborated_type_specifier): Likewise.
1402 (set_and_check_decl_spec_loc): Likewise.
1403 * pt.c (listify): Update call to maybe_add_include_fixit to not
1404 override the location, as it is for an error.
1405 * rtti.c (typeid_ok_p): Likewise.
1407 2018-08-27 Martin Liska <mliska@suse.cz>
1409 * call.c (build_call_a): Use new function
1410 fndecl_built_in_p and remove check for FUNCTION_DECL if
1412 (build_cxx_call): Likewise.
1413 * constexpr.c (constexpr_fn_retval): Likewise.
1414 (cxx_eval_builtin_function_call): Likewise.
1415 (cxx_eval_call_expression): Likewise.
1416 (potential_constant_expression_1): Likewise.
1417 * cp-gimplify.c (cp_gimplify_expr): Likewise.
1418 (cp_fold): Likewise.
1419 * decl.c (decls_match): Likewise.
1420 (validate_constexpr_redeclaration): Likewise.
1421 (duplicate_decls): Likewise.
1422 (make_rtl_for_nonlocal_decl): Likewise.
1423 * name-lookup.c (consider_binding_level): Likewise.
1424 (cp_emit_debug_info_for_using): Likewise.
1425 * semantics.c (finish_call_expr): Likewise.
1426 * tree.c (builtin_valid_in_constant_expr_p): Likewise.
1428 2018-08-26 Marek Polacek <polacek@redhat.com>
1431 * typeck.c (maybe_warn_pessimizing_move): Do nothing in a template.
1433 PR c++/87029, Implement -Wredundant-move.
1434 * typeck.c (treat_lvalue_as_rvalue_p): New function.
1435 (maybe_warn_pessimizing_move): Call convert_from_reference.
1436 Warn about redundant moves.
1438 2018-08-24 Marek Polacek <polacek@redhat.com>
1442 * decl.c (grokdeclarator): Disallow functions with trailing return
1443 type with decltype(auto) as its type. Also check the function if
1444 it's inner declarator doesn't exist
1446 2018-08-21 Marek Polacek <polacek@redhat.com>
1449 * parser.c (cp_parser_lambda_introducer): Give error if a non-local
1450 lambda has a capture-default.
1452 2018-08-21 Paolo Carlini <paolo.carlini@oracle.com>
1454 * decl.c (check_static_variable_definition): Change to return void.
1456 2018-08-21 Marek Polacek <polacek@redhat.com>
1458 PR c++/86981, Implement -Wpessimizing-move.
1459 * typeck.c (decl_in_std_namespace_p): New.
1460 (is_std_move_p): New.
1461 (maybe_warn_pessimizing_move): New.
1462 (can_do_nrvo_p): New, factored out of ...
1463 (check_return_expr): ... here. Warn about potentially harmful
1464 std::move in a return statement.
1467 * call.c (standard_conversion): Set check_narrowing.
1468 * typeck2.c (check_narrowing): Use CP_INTEGRAL_TYPE_P rather
1469 than comparing with INTEGER_TYPE.
1471 * cp-tree.h: Fix typo.
1473 2018-08-20 David Malcolm <dmalcolm@redhat.com>
1476 * call.c (build_user_type_conversion_1): Add auto_diagnostic_group
1478 (print_error_for_call_failure): Likewise.
1479 (build_op_call_1): Likewise.
1480 (build_conditional_expr_1): Likewise.
1481 (build_new_op_1): Likewise.
1482 (build_op_delete_call): Likewise.
1483 (convert_like_real): Likewise.
1484 (build_over_call): Likewise.
1485 (build_new_method_call_1): Likewise.
1487 * class.c (check_tag): Likewise.
1488 (finish_struct_anon_r): Likewise.
1489 (one_inherited_ctor): Likewise.
1490 (finalize_literal_type_property): Likewise.
1491 (explain_non_literal_class): Likewise.
1492 (find_flexarrays): Likewise.
1493 (resolve_address_of_overloaded_function): Likewise.
1494 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
1495 (is_valid_constexpr_fn): Likewise.
1496 (cx_check_missing_mem_inits): Likewise.
1497 * cp-gimplify.c (cp_genericize_r): Likewise.
1498 * cvt.c (maybe_warn_nodiscard): Likewise.
1499 * decl.c (warn_extern_redeclared_static): Likewise.
1500 (check_redeclaration_exception_specification): Likewise.
1501 (check_no_redeclaration_friend_default_args): Likewise.
1502 (duplicate_decls): Likewise.
1503 (redeclaration_error_message): Likewise.
1504 (warn_misplaced_attr_for_class_type): Likewise.
1505 * decl2.c (finish_static_data_member_decl): Likewise.
1506 (no_linkage_error): Likewise.
1507 (cp_warn_deprecated_use): Likewise.
1508 * error.c (qualified_name_lookup_error): Likewise.
1509 * friend.c (make_friend_class): Likewise.
1510 (do_friend): Likewise.
1511 * init.c (perform_member_init): Likewise.
1512 (build_new_1): Likewise.
1513 (build_vec_delete_1): Likewise.
1514 (build_delete): Likewise.
1515 * lex.c (unqualified_name_lookup_error): Likewise.
1516 * name-lookup.c (check_extern_c_conflict): Likewise.
1517 (inform_shadowed): New function.
1518 (check_local_shadow): Add auto_diagnostic_group instances,
1519 replacing goto "inform_shadowed" label with call to subroutine.
1520 (set_local_extern_decl_linkage): Add auto_diagnostic_group
1522 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
1523 (cp_parser_namespace_name): Likewise.
1524 * pt.c (check_specialization_namespace): Likewise.
1525 (check_template_variable): Likewise.
1526 (warn_spec_missing_attributes): Likewise.
1527 (check_explicit_specialization): Likewise.
1528 (process_partial_specialization): Likewise.
1529 (lookup_template_class_1): Likewise.
1530 (finish_template_variable): Likewise.
1531 (do_auto_deduction): Likewise.
1532 * search.c (check_final_overrider): Likewise.
1533 (look_for_overrides_r): Likewise.
1534 * tree.c (maybe_warn_parm_abi): Likewise.
1535 * typeck.c (cxx_sizeof_expr): Likewise.
1536 (cp_build_function_call_vec): Likewise.
1537 (cp_build_binary_op): Likewise.
1538 (convert_for_assignment): Likewise.
1539 (maybe_warn_about_returning_address_of_local): Likewise.
1540 * typeck2.c (abstract_virtuals_error_sfinae): Likewise.
1541 (check_narrowing): Likewise.
1543 2018-08-17 David Malcolm <dmalcolm@redhat.com>
1545 * typeck.c (string_conv_p): Extract location from EXP and use it
1546 in preference to input_location when issuing warnings.
1548 2018-08-15 David Malcolm <dmalcolm@redhat.com>
1550 * call.c: Include "gcc-rich-location.h".
1551 (convert_like_real): Add range label for "invalid conversion"
1553 (perform_implicit_conversion_flags): Add type label to the
1554 "could not convert" error.
1555 * error.c: Include "gcc-rich-location.h".
1556 (range_label_for_type_mismatch::get_text): New function.
1557 * typeck.c (convert_for_assignment): Add type label to
1558 the "cannot convert" error if a location is available.
1560 2018-08-15 Paolo Carlini <paolo.carlini@oracle.com>
1562 * decl.c (check_previous_goto_1): When decl_jump_unsafe returns 2
1563 emit an error instead of a permerror.
1565 2018-08-13 Marek Polacek <polacek@redhat.com>
1568 * call.c (struct conversion): Add check_narrowing_const_only.
1569 (build_converted_constant_expr): Set check_narrowing and
1570 check_narrowing_const_only. Give error if expr is error node.
1571 (convert_like_real): Pass it to check_narrowing.
1572 * cp-tree.h (check_narrowing): Add a default parameter.
1573 * decl.c (compute_array_index_type): Use input_location instead of
1575 * pt.c (convert_nontype_argument): Return NULL_TREE if tf_error.
1576 * typeck2.c (check_narrowing): Don't warn for instantiation-dependent
1577 expressions. Call maybe_constant_value instead of
1578 fold_non_dependent_expr. Don't mention { } in diagnostic. Only check
1579 narrowing for constants if CONST_ONLY.
1581 2018-08-13 Martin Sebor <msebor@redhat.com>
1583 PR tree-optimization/71625
1584 * decl.c (check_initializer): Call braced_list_to_string.
1585 (eval_check_narrowing): New function.
1586 * gcc/cp/typeck2.c (digest_init_r): Accept strings literals
1587 as initilizers for all narrow character types.
1589 2018-08-13 Marek Polacek <polacek@redhat.com>
1591 P0806R2 - Deprecate implicit capture of this via [=]
1592 * lambda.c (add_default_capture): Formatting fixes. Warn about
1593 deprecated implicit capture of this via [=].
1596 * decl.c (create_array_type_for_decl): Handle null name.
1598 2018-08-10 Jason Merrill <jason@redhat.com>
1600 PR c++/86728 - C variadic generic lambda.
1601 * parser.c (cp_parser_parameter_declaration): Don't turn 'auto' into
1602 a pack if it's followed by a declarator-id.
1604 2018-08-08 Jakub Jelinek <jakub@redhat.com>
1606 P0595R1 - is_constant_evaluated
1607 * cp-tree.h (enum cp_built_in_function): New.
1608 (maybe_constant_init): Add pretend_const_required argument.
1609 * typeck2.c (store_init_value): Pass true as new argument to
1610 maybe_constant_init.
1611 * constexpr.c (constexpr_fn_retval): Check also DECL_BUILT_IN_CLASS
1612 for BUILT_IN_UNREACHABLE.
1613 (struct constexpr_ctx): Add pretend_const_required field.
1614 (cxx_eval_builtin_function_call): Use DECL_IS_BUILTIN_CONSTANT_P
1615 macro. Handle CP_BUILT_IN_IS_CONSTANT_EVALUATED. Check also
1616 DECL_BUILT_IN_CLASS for BUILT_IN_UNREACHABLE.
1617 (cxx_eval_outermost_constant_expr): Add pretend_const_required
1618 argument, initialize pretend_const_required field in ctx. If the
1619 result is TREE_CONSTANT and non_constant_p, retry with
1620 pretend_const_required false if it was true.
1621 (is_sub_constant_expr): Initialize pretend_const_required_field in
1623 (cxx_constant_value): Pass true as pretend_const_required to
1624 cxx_eval_outermost_constant_expr.
1625 (maybe_constant_value): Pass false as pretend_const_required to
1626 cxx_eval_outermost_constant_expr.
1627 (fold_non_dependent_expr): Likewise.
1628 (maybe_constant_init_1): Add pretend_const_required argument, pass it
1629 down to cxx_eval_outermost_constant_expr. Pass !allow_non_constant
1630 instead of false as strict to cxx_eval_outermost_constant_expr.
1631 (maybe_constant_init): Add pretend_const_required argument, pass it
1632 down to maybe_constant_init_1.
1633 (cxx_constant_init): Pass true as pretend_const_required to
1634 maybe_constant_init_1.
1635 * cp-gimplify.c (cp_gimplify_expr): Handle CALL_EXPRs to
1636 CP_BUILT_IN_IS_CONSTANT_EVALUATED.
1637 (cp_fold): Don't fold CP_BUILT_IN_IS_CONSTANT_EVALUATED calls.
1638 * decl.c: Include langhooks.h.
1639 (cxx_init_decl_processing): Register __builtin_is_constant_evaluated
1641 * tree.c (builtin_valid_in_constant_expr_p): Return true for
1642 CP_BUILT_IN_IS_CONSTANT_EVALUATED.
1643 * pt.c (declare_integer_pack): Initialize DECL_FUNCTION_CODE.
1646 * pt.c (tsubst_expr): For structured bindings, call tsubst_decomp_names
1647 before tsubst_init, not after it.
1650 * constexpr.c (cxx_eval_binary_expression): For arithmetics involving
1651 NULL pointer set *non_constant_p to true.
1652 (cxx_eval_component_reference): For dereferencing of a NULL pointer,
1653 set *non_constant_p to true and return t.
1655 2018-08-07 Paolo Carlini <paolo.carlini@oracle.com>
1657 PR c++/59480, DR 136
1658 * decl.c (check_no_redeclaration_friend_default_args): New.
1659 (duplicate_decls): Use the latter; also check that a friend
1660 declaration specifying default arguments is a definition.
1662 2018-08-07 Ville Voutilainen <ville.voutilainen@gmail.com>
1665 * name-lookup.c (check_local_shadow): Reject captures and parameters
1668 2018-08-06 Marek Polacek <polacek@redhat.com>
1671 * constexpr.c (cxx_eval_statement_list): Handle continue.
1673 2018-08-03 David Malcolm <dmalcolm@redhat.com>
1674 Jonathan Wakely <jwakely@redhat.com>
1676 * decl.c: Include "gcc-rich-location.h".
1677 (add_return_star_this_fixit): New function.
1678 (finish_function): When warning about missing return statements in
1679 functions returning non-void, add a "return *this;" fix-it hint for
1680 assignment operators.
1682 2018-08-03 Jason Merrill <jason@redhat.com>
1685 * class.c (build_base_path): Use currently_open_class.
1687 2018-08-02 David Malcolm <dmalcolm@redhat.com>
1689 * error.c (cxx_print_error_function): Duplicate "file" before
1690 passing it to pp_set_prefix.
1691 (cp_print_error_function): Use pp_take_prefix when saving the
1694 2018-08-02 Richard Biener <rguenther@suse.de>
1697 * class.c (layout_class_type): Copy TYPE_TYPELESS_STORAGE
1698 to the CLASSTYPE_AS_BASE.
1700 2018-08-01 Martin Sebor <msebor@redhat.com>
1702 PR tree-optimization/86650
1703 * error.c (cp_printer): Move usage of EXPR_LOCATION (t) and
1704 TREE_BLOCK (t) from within percent_K_format to this callsite.
1706 2018-08-01 Paolo Carlini <paolo.carlini@oracle.com>
1709 * class.c (note_name_declared_in_class): Use location_of in permerror
1710 instead of DECL_SOURCE_LOCATION (for OVERLOADs).
1712 2018-07-31 Tom de Vries <tdevries@suse.de>
1715 * optimize.c (update_cloned_parm): Copy DECL_BY_REFERENCE.
1717 2018-07-31 Jakub Jelinek <jakub@redhat.com>
1719 P1008R1 - prohibit aggregates with user-declared constructors
1720 * class.c (check_bases_and_members): For C++2a set
1721 CLASSTYPE_NON_AGGREGATE based on TYPE_HAS_USER_CONSTRUCTOR rather than
1722 type_has_user_provided_or_explicit_constructor.
1724 2018-07-31 Martin Liska <mliska@suse.cz>
1727 * parser.c (cp_parser_condition): Initialize non_constant_p
1730 2018-07-28 David Malcolm <dmalcolm@redhat.com>
1732 * error.c (cp_printer): In the leading comment, move "%H" and "%I"
1733 into alphabetical order, and add missing "%G" and "%K". Within
1734 the switch statement, move cases 'G', 'H', 'I' and 'K' so that the
1735 cases are in alphabetical order.
1737 2018-07-25 Jakub Jelinek <jakub@redhat.com>
1739 * cp-tree.h (enum cp_tree_index): Add
1740 CPTI_{ABI_TAG,ALIGNED,BEGIN,END,GET,TUPLE_{ELEMENT,SIZE}}_IDENTIFIER
1741 and CPTI_{GNU,TYPE,VALUE,FUN,CLOSURE}_IDENTIFIER.
1742 (abi_tag_identifier, aligned_identifier, begin_identifier,
1743 end_identifier, get__identifier, gnu_identifier,
1744 tuple_element_identifier, tuple_size_identifier, type_identifier,
1745 value_identifier, fun_identifier, closure_identifier): Define.
1746 * decl.c (initialize_predefined_identifiers): Initialize the above
1748 (get_tuple_size): Use tuple_size_identifier instead of
1749 get_identifier ("tuple_size") and value_identifier instead of
1750 get_identifier ("value").
1751 (get_tuple_element_type): Use tuple_element_identifier instead of
1752 get_identifier ("tuple_element") and type_identifier instead of
1753 get_identifier ("type").
1754 (get_tuple_decomp_init): Use get__identifier instead of
1755 get_identifier ("get").
1756 * lambda.c (maybe_add_lambda_conv_op): Use fun_identifier instead of
1757 get_identifier ("_FUN").
1758 * parser.c (cp_parser_lambda_declarator_opt): Use closure_identifier
1759 instead of get_identifier ("__closure").
1760 (cp_parser_std_attribute): Use gnu_identifier instead of
1761 get_identifier ("gnu").
1762 (cp_parser_std_attribute_spec): Likewise. Use aligned_identifier
1763 instead of get_identifier ("aligned").
1764 * class.c (check_abi_tags, inherit_targ_abi_tags): Use
1765 abi_tag_identifier instead of get_identifier ("abi_tag").
1768 * cp-tree.h (enum cp_tree_index): Add
1769 CPTI_FOR_{RANGE,BEGIN,END}{,_}_IDENTIFIER.
1770 (for_range__identifier, for_begin__identifier, for_end__identifier,
1771 for_range_identifier, for_begin_identifier, for_end_identifier):
1773 * decl.c (initialize_predefined_identifiers): Initialize
1774 for_{range,begin,end}{,_}_identifier.
1775 * parser.c (build_range_temp): Use for_range__identifier instead of
1776 get_identifier ("__for_range").
1777 (cp_convert_range_for): Use for_begin__identifier and
1778 for_end__identifier instead of get_identifier ("__for_begin") and
1779 get_identifier ("__for_end").
1780 * semantics.c (finish_for_stmt): Rename "__for_{range,begin,end} "
1781 local symbols to "__for_{range,begin,end}".
1783 2018-07-23 Jakub Jelinek <jakub@redhat.com>
1786 * cp-gimplify.c (cp_fold): Don't fold comparisons into other kind
1787 of expressions other than INTEGER_CST regardless of TREE_NO_WARNING
1788 or warn_nonnull_compare.
1790 2018-07-19 Paolo Carlini <paolo.carlini@oracle.com>
1792 Revert fix for c++/59480 (and testsuite followup)
1794 2019-07-18 Paolo Carlini <paolo.carlini@oracle.com>
1796 PR c++/59480, DR 136
1797 * decl.c (check_no_redeclaration_friend_default_args): New.
1798 (duplicate_decls): Use the latter; also check that a friend
1799 declaration specifying default arguments is a definition.
1801 2018-07-18 Jakub Jelinek <jakub@redhat.com>
1804 * parser.c (cp_parser_decl_specifier_seq): Diagnose invalid type
1805 specifier if CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR.
1807 2018-07-18 Marek Polacek <polacek@redhat.com>
1809 PR c++/86190 - bogus -Wsign-conversion warning
1810 * typeck.c (cp_build_binary_op): Fix formatting. Add a warning
1813 2018-07-18 Paolo Carlini <paolo.carlini@oracle.com>
1815 PR c++/59480, DR 136
1816 * decl.c (check_no_redeclaration_friend_default_args): New.
1817 (duplicate_decls): Use the latter; also check that a friend
1818 declaration specifying default arguments is a definition.
1820 2018-07-18 Paolo Carlini <paolo.carlini@oracle.com>
1822 * class.c (note_name_declared_in_class): Prefer permerror + inform
1823 to a pair of permerrors; use DECL_SOURCE_LOCATION.
1825 2018-07-18 Richard Biener <rguenther@suse.de>
1828 * decl2.c (c_parse_final_cleanups): Call write_out_vars before
1829 start_static_storage_duration_function sets current_function_decl.
1831 2018-07-17 Jason Merrill <jason@redhat.com>
1833 PR c++/86480 - nested variadic lambda and constexpr if.
1834 * pt.c (find_parameter_packs_r) [IF_STMT]: Don't walk into
1836 * tree.c (cp_walk_subtrees) [DECLTYPE_TYPE]: Set
1837 cp_unevaluated_operand.
1838 [ALIGNOF_EXPR] [SIZEOF_EXPR] [NOEXCEPT_EXPR]: Likewise.
1840 2018-07-16 Paolo Carlini <paolo.carlini@oracle.com>
1842 * class.c (resolve_address_of_overloaded_function): Don't emit an
1843 inform if the matching permerror returns false.
1844 * pt.c (check_specialization_namespace): Likewise.
1846 2018-07-16 Jakub Jelinek <jakub@redhat.com>
1850 * cp-gimplify.c (cp_genericize_r): When using extern_decl_map, or
1851 in TREE_USED flag from stmt to h->to.
1853 2018-07-13 Nathan Sidwell <nathan@acm.org>
1856 * pt.c (lookup_template_class_1): Use tsubst_aggr_type for
1857 contexts that are classes.
1858 * parser.c (cp_parser_template_id): Combine entering_scope decl &
1861 2018-07-12 Jakub Jelinek <jakub@redhat.com>
1863 * decl2.c (cplus_decl_attributes): Don't diagnose vars without mappable
1864 type here, instead add "omp declare target implicit" attribute. Add
1865 that attribute instead of "omp declare target" also when
1866 processing_template_decl.
1867 * decl.c (cp_finish_decl): Diagnose vars without mappable type here,
1868 and before calling cp_omp_mappable_type call complete_type.
1870 2018-07-10 Jakub Jelinek <jakub@redhat.com>
1873 * cp-gimplify.c (cp_maybe_instrument_return): Skip trailing
1877 * semantics.c (handle_omp_for_class_iterator): Remove lastp argument,
1878 instead of setting *lastp turn orig_declv elt into a TREE_LIST.
1879 (finish_omp_for): Adjust handle_omp_for_class_iterator caller.
1880 * pt.c (tsubst_omp_for_iterator): Allow OMP_FOR_ORIG_DECLS to contain
1881 TREE_LIST for both the original class iterator and the "last" helper
1884 2018-07-09 Paolo Carlini <paolo.carlini@oracle.com>
1886 * decl.c (grokdeclarator): Use rich_location::add_range in three
1887 more places; include gcc-rich-location.h.
1889 2018-07-07 Aldy Hernandez <aldyh@redhat.com>
1891 * decl.c (build_enumerator): Change overflow type to overflow_type.
1892 * init.c (build_new_1): Same.
1894 2018-07-05 Nathan Sidwell <nathan@acm.org>
1896 * cp/decl.c (decls_match): Check SYSTEM_IMPLICIT_EXTERN_C not
1897 NO_IMPLICIT_EXTERN_C.
1898 * cp/parser.c (cp_parser_parameter_declaration_clause): Likewise.
1900 2018-07-04 Ville Voutilainen <ville.voutilainen@gmail.com>
1903 * method.c (is_trivially_xible): Return false
1904 if is_xible_helper returns a NULL_TREE.
1906 2018-07-03 Paolo Carlini <paolo.carlini@oracle.com>
1908 * decl.c (min_location): New.
1909 (smallest_type_quals_location): Use the latter.
1910 (check_concept_fn): Use DECL_SOURCE_LOCATION.
1911 (grokdeclarator): Use accurate locations in a number of error
1912 messages involving ds_thread, ds_storage_class, ds_virtual,
1913 ds_constexpr, ds_typedef and ds_friend; exploit min_location.
1915 2018-07-03 Marek Polacek <polacek@redhat.com>
1918 * typeck.c (cp_build_binary_op): Check c_inhibit_evaluation_warnings.
1920 2018-07-03 Jason Merrill <jason@redhat.com>
1922 PR c++/86378 - functional cast in noexcept-specifier.
1923 * tree.c (strip_typedefs_expr) [TREE_LIST]: Fix iteration.
1925 2018-07-02 Paolo Carlini <paolo.carlini@oracle.com>
1927 * parser.c (set_and_check_decl_spec_loc): Use rich_location::add_range
1928 in error message about __thread and thread_local at the same time.
1930 2018-06-29 Marek Polacek <polacek@redhat.com>
1933 * tree.c (cp_save_expr): Don't call save_expr for TARGET_EXPRs.
1935 2018-06-28 David Malcolm <dmalcolm@redhat.com>
1937 * parser.c (cp_parser_error_1): After issuing a conflict marker
1938 error, consume tokens until the end of the source line.
1940 2018-06-28 Jason Merrill <jason@redhat.com>
1942 PR c++/86342 - -Wdeprecated-copy and system headers.
1943 * decl2.c (cp_warn_deprecated_use): Don't warn about declarations
1946 2018-06-27 David Malcolm <dmalcolm@redhat.com>
1949 * name-lookup.c (consider_binding_level): Filter out names that
1950 match anon_aggrname_p.
1952 2018-06-27 Jason Merrill <jason@redhat.com>
1954 * name-lookup.c (do_pushtag): If we skip a class level, also skip
1957 2018-06-26 Jason Merrill <jason@redhat.com>
1959 PR c++/86320 - memory-hog with std::array of pair
1960 * typeck2.c (process_init_constructor_array): Only compute a
1961 constant initializer once.
1963 PR c++/80290 - memory-hog with std::pair.
1964 * pt.c (fn_type_unification): Add convs parameter.
1965 (check_non_deducible_conversion): Remember conversion.
1966 (check_non_deducible_conversions): New. Do checks here.
1967 (type_unification_real): Not here. Remove flags parm.
1968 * call.c (add_function_candidate): Make convs a parameter.
1969 Don't recalculate the conversion if it's already set.
1970 (add_template_candidate_real): Allocate convs here.
1971 (good_conversion, conv_flags): New.
1973 2018-06-26 Jakub Jelinek <jakub@redhat.com>
1976 * parser.c (cp_parser_omp_for_loop_init): Change for_block argument
1977 type from vec<tree, va_gc> * to vec<tree, va_gc> *&.
1979 2018-06-23 Paolo Carlini <paolo.carlini@oracle.com>
1981 * decl.c (bad_specifiers): Add const location_t* parameter and
1982 use locations in error messages about 'inline' and 'virtual'.
1983 (mark_inline_variable): Add location_t parameter and use it in
1984 error_at and pedwarn messages.
1985 (grokdeclarator): Use declspecs->locations[ds_constexpr],
1986 declspecs->locations[ds_concept], declspecs->locations[ds_virtual],
1987 declspecs->locations[ds_inline] in many error messages; adjust
1988 bad_specifiers and mark_inline_variable calls.
1989 (grokvardecl): Use declspecs->locations[ds_concept] in error message.
1991 2018-06-22 Jason Merrill <jason@redhat.com>
1993 PR c++/86219 - ICE with erroneous initializer in template.
1994 * constexpr.c (fold_non_dependent_expr): Add complain parm.
1995 * call.c, expr.c, init.c, pt.c, semantics.c, typeck.c, typeck2.c:
1997 * call.c (build_cxx_call): Don't mess with builtins in a template.
1998 * typeck2.c (store_init_value): If fold_non_dependent_expr didn't
1999 produce a constant value, go back to the uninstantiated form.
2001 Avoid taking the address of something just because it's in parens.
2002 * constexpr.c (same_type_ignoring_tlq_and_bounds_p): New.
2003 (cxx_fold_indirect_ref): Use it.
2004 (cxx_eval_constant_expression) [VIEW_CONVERT_EXPR]: Use it.
2005 * cp-tree.h (REF_PARENTHESIZED_P): Allow VIEW_CONVERT_EXPR.
2006 * semantics.c (force_paren_expr): Use VIEW_CONVERT_EXPR instead of
2007 static_cast to reference type.
2008 (maybe_undo_parenthesized_ref): Handle VIEW_CONVERT_EXPR.
2010 2018-06-21 Jason Merrill <jason@redhat.com>
2012 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Use TEMPLATE_PARM_DESCENDANTS.
2014 * name-lookup.c (do_push_to_top_level): Don't allocate
2016 (do_pop_from_top_level): Release current_lang_base.
2018 Let -fmem-report see callers of cxx_make_type.
2019 * lex.c (cxx_make_type): Add MEM_STAT_DECL.
2020 (make_class_type): Likewise.
2021 (cxx_make_type_hook): New.
2022 * cp-objcp-common.h (LANG_HOOKS_MAKE_TYPE): Use cxx_make_type_hook.
2024 2018-06-20 Nathan Sidwell <nathan@acm.org>
2027 * friend.c (add_friend): Keep lookup sets of tempate sets.
2029 2018-06-20 Paolo Carlini <paolo.carlini@oracle.com>
2031 * decl.c (grokfndecl): Add const cp_decl_specifier_seq* parameter;
2032 tidy handling of a null location_t argument; use proper location
2033 information in a few additional error messages.
2034 (grokdeclarator): Update calls.
2036 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
2037 Thomas Schwinge <thomas@codesourcery.com>
2038 Cesar Philippidis <cesar@codesourcery.com>
2040 * parser.c (cp_parser_omp_clause_name): Add support for finalize
2041 and if_present. Make present_or_{copy,copyin,copyout,create} aliases
2042 to their non-present_or_* counterparts. Make 'self' an alias to
2043 PRAGMA_OACC_CLAUSE_HOST.
2044 (cp_parser_oacc_data_clause): Update GOMP mappings for
2045 PRAGMA_OACC_CLAUSE_{COPY,COPYIN,COPYOUT,CREATE,DELETE}. Remove
2046 PRAGMA_OACC_CLAUSE_{SELF,PRESENT_OR_*}.
2047 (cp_parser_oacc_all_clauses): Handle finalize and if_present clauses.
2048 Remove support for present_or_* clauses.
2049 (OACC_KERNELS_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
2050 (OACC_PARALLEL_CLAUSE_MASK): Likewise.
2051 (OACC_DECLARE_CLAUSE_MASK): Likewise.
2052 (OACC_DATA_CLAUSE_MASK): Likewise.
2053 (OACC_ENTER_DATA_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
2054 (OACC_EXIT_DATA_CLAUSE_MASK): Add FINALIZE clause.
2055 (OACC_UPDATE_CLAUSE_MASK): Remove SELF, add IF_PRESENT.
2056 (cp_parser_oacc_declare): Remove PRESENT_OR_* clauses.
2057 * pt.c (tsubst_omp_clauses): Handle IF_PRESENT and FINALIZE.
2058 * semantics.c (finish_omp_clauses): Handle IF_PRESENT and FINALIZE.
2060 2018-06-20 Marek Polacek <polacek@redhat.com>
2063 * constexpr.c (cxx_eval_constant_expression): Handle ABSU_EXPR.
2064 (fold_simple_1): Likewise.
2065 * error.c (dump_expr): Likewise.
2067 2018-06-20 Nathan Sidwell <nathan@acm.org>
2070 * cp-tree.h (lookup_keep): Drop KEEP parm.
2071 (lookup_list_keep): Delete.
2072 (maybe_get_fns): Declare.
2073 * parser.c (cp_parser_primary_expression): Call lookup_keep here.
2074 (cp_parser_template_id): Not here ...
2075 * decl.c (cp_finish_decl): ... nor here ...
2076 * init.c (build_raw_new_expr): ... nor here ...
2077 * pt.c (process_template_parm): ... nor here ...
2078 * semantics.c (perform_koenig_lookup): Call lookup_keep.
2079 (finish_call_expr): Not here.
2080 * tree.c (ovl_cache): Delete.
2081 (ovl_make, ovl_copy): No cache.
2082 (lookup_keep): Always keep.
2083 (lookup_list_keep): Delete.
2084 (maybe_get_fns): New, broken out of ...
2085 (get_fns): ... here. Call it.
2086 (built_min_nt_loc, build_min, build_min_non_dep): Drop lookup_keep.
2087 (build_min_nt_call_vec): Likewise.
2089 2018-06-19 Jason Merrill <jason@redhat.com>
2091 * cp-tree.h (CONSTRUCTOR_NO_IMPLICIT_ZERO): Remove.
2092 * constexpr.c: Use CONSTRUCTOR_NO_CLEARING instead.
2094 PR c++/86182 - ICE with anonymous union passed to template.
2095 * pt.c (tsubst_expr) [DECL_EXPR]: Handle an anonymous union type
2096 used to declare a named variable.
2098 2018-06-18 Jason Merrill <jason@redhat.com>
2100 * tree.c (cp_expr_location): New.
2101 * cp-tree.h (cp_expr_loc_or_loc): New.
2102 * call.c, cvt.c, constexpr.c, constraint.cc, cp-gimplify.c, decl.c,
2103 error.c, init.c, lex.c, parser.c, pt.c, semantics.c, typeck.c,
2104 typeck2.c: Use it instead of EXPR_LOC_OR_LOC.
2106 * parser.c (cp_parser_lambda_expression): Use a range for
2107 LAMBDA_EXPR_LOCATION.
2109 PR c++/86200 - ICE with unexpanded pack in lambda parameter.
2110 * pt.c (find_parameter_packs_r) [LAMBDA_EXPR]: Also look into the
2113 PR c++/81060 - ICE with unexpanded parameter pack.
2114 * pt.c (check_for_bare_parameter_packs): Add loc parameter.
2115 * decl.c (grokdeclarator): Call it for qualifying_scope.
2117 PR c++/86171 - ICE with recursive alias instantiation.
2118 * pt.c (tsubst_decl): Handle recursive alias instantiation.
2120 2018-06-18 Paolo Carlini <paolo.carlini@oracle.com>
2122 * decl.c (duplicate_decls): Consistently use DECL_SOURCE_LOCATION
2123 in errors about redefined default arguments; tidy.
2125 2018-06-16 Kugan Vivekanandarajah <kuganv@linaro.org>
2127 * constexpr.c (potential_constant_expression_1): Handle ABSU_EXPR.
2128 * cp-gimplify.c (cp_fold): Likewise.
2130 2018-06-15 Jason Merrill <jason@redhat.com>
2132 PR c++/86147 - wrong capture for template argument.
2133 * expr.c (mark_use): Look through NOP_EXPR.
2135 * name-lookup.c (do_pushtag): Don't look through complete types, but
2136 don't add to them either. Get context from current_binding_level.
2137 * pt.c (tsubst_default_argument): Use push_to/pop_from_top_level.
2139 * decl.c (start_enum): Do compare dependent underlying type.
2141 PR c++/82882 - ICE with lambda in template default argument.
2142 * lambda.c (record_null_lambda_scope): New.
2143 * pt.c (tsubst_lambda_expr): Use it.
2144 * name-lookup.c (do_pushtag): Don't give a lambda DECL_CONTEXT of a
2145 function that isn't open.
2147 * tree.c (maybe_warn_parm_abi): Inform the location of the class.
2149 2018-06-14 Marek Polacek <polacek@redhat.com>
2152 * decl2.c (cp_check_const_attributes): Skip trees that are not
2155 2018-06-14 Jakub Jelinek <jakub@redhat.com>
2157 P0624R2 - Default constructible and assignable stateless lambdas
2158 * method.c (synthesized_method_walk): For C++2a don't mark
2159 sfk_constructor or sfk_copy_assignment as deleted if lambda has
2162 2018-06-14 Paolo Carlini <paolo.carlini@oracle.com>
2164 * decl.c (duplicate_decls): Use DECL_SOURCE_LOCATION in
2165 OPT_Wshadow warning_at.
2166 (grokfndecl): Consistently use the location_t argument in
2167 literal operator diagnostic messages.
2168 (grokdeclarator): Use declspecs->locations[ds_storage_class]
2170 * decl2.c (finish_static_data_member_decl): Use DECL_SOURCE_LOCATION
2173 2018-06-13 Jason Merrill <jason@redhat.com>
2175 PR c++/86099 - ICE with trivial copy and non-trivial default ctor.
2176 * constexpr.c (instantiate_cx_fn_r): Don't synthesize trivial
2179 PR c++/86094 - wrong code with defaulted move ctor.
2180 * class.c (classtype_has_non_deleted_move_ctor): New.
2181 * tree.c (maybe_warn_parm_abi, type_has_nontrivial_copy_init):
2182 Handle v12 breakage.
2184 2018-06-12 Jason Merrill <jason@redhat.com>
2186 PR c++/86098 - ICE with template placeholder for TTP.
2187 * typeck.c (structural_comptypes) [TEMPLATE_TYPE_PARM]: Check
2188 CLASS_PLACEHOLDER_TEMPLATE.
2190 2018-06-12 Paolo Carlini <paolo.carlini@oracle.com>
2192 * decl2.c (coerce_new_type, coerce_delete_type): Add location_t
2193 parameter and adjust error_at calls.
2194 * decl.c (grok_op_properties): Adjust calls.
2195 * cp-tree.h (oerce_new_type, coerce_delete_type): Adjust decls.
2197 2018-06-12 Marek Polacek <polacek@redhat.com>
2199 Core issue 1331 - const mismatch with defaulted copy constructor
2200 * class.c (check_bases_and_members): When checking a defaulted
2201 function, mark it as deleted rather than giving an error.
2203 2018-06-11 Jason Merrill <jason@redhat.com>
2205 PR c++/85792 -Wctor-dtor-privacy and inherited constructor.
2206 * class.c (maybe_warn_about_overly_private_class): Handle inherited
2209 PR c++/85963 - -Wunused-but-set with ?: in template.
2210 * pt.c (tsubst_copy_and_build) [COND_EXPR]: Call mark_rvalue_use.
2212 2018-06-11 Paolo Carlini <paolo.carlini@oracle.com>
2214 * decl.c (grok_op_properties): Consistently use the location
2215 of the decl; remove special casing of POSTINCREMENT_EXPR and
2216 POSTDECREMENT_EXPR wrt default arguments.
2218 2018-06-05 Jason Merrill <jason@redhat.com>
2220 * constexpr.c (cxx_eval_binary_expression): Special case comparison
2221 of pointers to members of the same union.
2223 2018-06-11 Jason Merrill <jason@redhat.com>
2225 PR c++/86094 - wrong code with defaulted move ctor.
2226 * tree.c (type_has_nontrivial_copy_init): Fix move ctor handling.
2228 2018-06-10 Paolo Carlini <paolo.carlini@oracle.com>
2230 * decl.c (grokfndecl): Use the location_t argument in two more places.
2232 2018-06-06 Marek Polacek <polacek@redhat.com>
2235 * pt.c (unify): If ELTTYPE has no deducible template parms, skip
2236 deduction from the list elements.
2237 (type_unification_real): Check convertibility of list elements.
2239 2018-06-06 Jason Merrill <jason@redhat.com>
2241 PR c++/86060 - ICE on range for with -std=c++98.
2242 * parser.c (cp_parser_init_statement): Don't clobber *decl after
2245 PR c++/85710 - ICE with -Wmemset-elt-size.
2246 * semantics.c (finish_call_expr): Call warn_for_memset here.
2247 * parser.c (cp_parser_postfix_expression): Not here.
2248 (literal_integer_zerop): No longer static.
2249 * pt.c (build_non_dependent_expr): Don't wrap CONST_DECL.
2251 2018-06-05 Marek Polacek <polacek@redhat.com>
2254 * tree.c (cp_tree_equal): Handle USING_DECL.
2256 2018-06-05 Jason Merrill <jason@redhat.com>
2258 PR c++/85731 - wrong error with qualified-id in template.
2259 * semantics.c (finish_qualified_id_expr): build_qualified_name
2260 for unbound names in the current class.
2262 2018-06-04 Jason Merrill <jason@redhat.com>
2264 PR c++/61806 - missed SFINAE with partial specialization.
2265 * cp-tree.h (deferring_access_check_sentinel): Add deferring_kind
2266 parameter to constructor.
2267 * pt.c (instantiate_class_template_1): Enable access checking
2268 before call to most_specialized_partial_spec.
2270 PR c++/85765 - SFINAE and non-type default template arg.
2271 * pt.c (type_unification_real): Do full semantic processing if
2272 substituting a partial args list replaces all template parms.
2274 2018-06-03 Jason Merrill <jason@redhat.com>
2276 PR c++/85739 - ICE with pointer to member template parm.
2277 * cvt.c (perform_qualification_conversions): Use cp_fold_convert.
2279 2018-06-02 Jason Merrill <jason@redhat.com>
2281 PR c++/85761 - ICE with ill-formed use of const outer variable.
2282 * expr.c (mark_use): Handle location wrappers.
2284 2018-06-01 Jason Merrill <jason@redhat.com>
2286 PR c++/85764 - bogus 'this' not captured error.
2287 * lambda.c (resolvable_dummy_lambda): Use nonlambda_method_basetype.
2288 (nonlambda_method_basetype): Handle NSDMI.
2290 CWG 1581: When are constexpr member functions defined?
2291 * constexpr.c (instantiate_cx_fn_r, instantiate_constexpr_fns): New.
2292 (cxx_eval_outermost_constant_expr): Call instantiate_constexpr_fns.
2294 PR c++/58281 - explicit instantiation of constexpr
2295 * pt.c (mark_decl_instantiated): Clear DECL_EXTERNAL.
2297 * pt.c (instantiate_decl): Any defaulted function is defined.
2299 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
2302 * call.c (resolve_args): Use location of expression, not current input
2305 2018-05-30 Ville Voutilainen <ville.voutilainen@gmail.com>
2307 Do not warn about zero-as-null when NULL is used.
2308 * call.c (conversion_null_warnings): Check for pointer
2309 types converted from zero constants.
2310 (convert_like_real): Add a warning sentinel at the end.
2311 * tree.c (maybe_warn_zero_as_null_pointer_constant): Also
2314 2018-05-30 Jason Merrill <jason@redhat.com>
2316 PR c++/85807 - ICE with call in template NSDMI.
2317 * init.c (get_nsdmi): Use push_to/pop_from_top_level.
2318 * tree.c (bot_manip): Don't set_flags_from_callee in a template.
2320 PR c++/85873 - constant initializer_list array not in .rodata.
2321 * tree.c (build_target_expr): Set TREE_READONLY.
2322 * call.c (set_up_extended_ref_temp): Set TREE_READONLY.
2324 * parser.c (cp_parser_check_condition_declarator): Handle
2325 cp_error_declarator.
2327 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
2329 * typeck.c (cxx_sizeof_or_alignof_type): Return size_one_node instead
2330 of using it in dead store.
2332 2018-05-29 Jason Merrill <jason@redhat.com>
2334 PR c++/67445 - returning temporary initializer_list.
2335 PR c++/67711 - assigning from temporary initializer_list.
2336 PR c++/48562 - new initializer_list.
2337 * typeck.c (maybe_warn_about_returning_address_of_local): Also warn
2338 about returning local initializer_list.
2339 * cp-tree.h (AUTO_TEMP_NAME, TEMP_NAME_P): Remove.
2340 * call.c (build_over_call): Warn about assignment from temporary
2342 * init.c (build_new_1): Warn about 'new std::initializer_list'.
2343 (find_list_begin, maybe_warn_list_ctor): New.
2344 (perform_member_init): Use maybe_warn_list_ctor.
2346 2018-05-29 Marek Polacek <polacek@redhat.com>
2349 * init.c (build_new): Handle deducing a class with new
2350 with more than one argument.
2352 2018-05-29 Jakub Jelinek <jakub@redhat.com>
2355 * init.c (build_aggr_init): For structured binding initialized from
2356 array call mark_rvalue_use on the initializer.
2358 2018-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
2360 * decl2.c (start_static_storage_duration_function): Use
2361 splay_tree_delete_pointers.
2363 2018-05-25 Jason Merrill <jason@redhat.com>
2365 PR c++/85815 - reference to member of enclosing template.
2366 * search.c (lookup_base): Use currently_open_class.
2367 (lookup_member): Use it regardless of -fconcepts.
2368 * parser.c (cp_parser_postfix_dot_deref_expression): Check it.
2370 CWG 616, 1213 - value category of subobject references.
2371 * tree.c (lvalue_kind): Fix handling of ARRAY_REF of pointer.
2373 2018-05-24 Jason Merrill <jason@redhat.com>
2375 PR c++/85842 - -Wreturn-type, constexpr if and generic lambda.
2376 * pt.c (tsubst_lambda_expr): Copy current_function_returns_* to
2379 2018-05-24 Ville Voutilainen <ville.voutilainen@gmail.com>
2381 Pedwarn on a non-standard position of a C++ attribute.
2382 * parser.c (cp_parser_namespace_definition): Pedwarn about attributes
2383 after the namespace name.
2385 2018-05-24 Paolo Carlini <paolo.carlini@oracle.com>
2387 * cp-tree.h (INDIRECT_TYPE_P): New.
2388 * call.c (build_trivial_dtor_call, maybe_warn_class_memaccess,
2389 joust): Use it instead of POINTER_TYPE_P.
2390 * class.c (update_vtable_entry_for_fn, find_flexarrays,
2391 * fixed_type_or_null, resolves_to_fixed_type_p): Likewise.
2392 * constexpr.c (cxx_eval_binary_expression, cxx_fold_indirect_ref,
2393 * cxx_eval_increment_expression, potential_constant_expression_1):
2395 * cp-gimplify.c (cp_gimplify_expr, cp_genericize_r): Likewise.
2396 * cp-objcp-common.c (cxx_get_alias_set): Likewise.
2397 * cp-ubsan.c (cp_ubsan_maybe_instrument_member_call,
2398 cp_ubsan_maybe_instrument_downcast): Likewise.
2399 * cvt.c (cp_convert_to_pointer, ocp_convert,
2400 cp_get_fndecl_from_callee, maybe_warn_nodiscard, convert): Likewise.
2401 * cxx-pretty-print.c (cxx_pretty_printer::abstract_declarator,
2402 pp_cxx_offsetof_expression_1): Likewise.
2403 * decl.c (grokparms, static_fn_type): Likewise.
2404 * decl2.c (grokbitfield): Likewise.
2405 * error.c (dump_expr): Likewise.
2406 * except.c (initialize_handler_parm, check_noexcept_r): Likewise.
2407 * init.c (warn_placement_new_too_small): Likewise.
2408 * lambda.c (build_capture_proxy, add_capture): Likewise.
2409 * parser.c (cp_parser_omp_for_loop): Likewise.
2410 * pt.c (convert_nontype_argument, fn_type_unification,
2411 uses_deducible_template_parms, check_cv_quals_for_unify,
2412 dependent_type_p_r): Likewise.
2413 * search.c (check_final_overrider): Likewise.
2414 * semantics.c (handle_omp_array_sections, finish_omp_clauses,
2415 finish_omp_for): Likewise.
2416 * tree.c (cp_build_qualified_type_real): Likewise.
2417 * typeck.c (build_class_member_access_expr,
2418 finish_class_member_access_expr, build_x_indirect_ref,
2419 cp_build_indirect_ref_1, cp_build_binary_op, build_const_cast_1):
2422 2018-05-24 Jason Merrill <jason@redhat.com>
2424 PR c++/85864 - literal template and default template arg.
2425 * pt.c (instantiation_dependent_r): Handle NONTYPE_ARGUMENT_PACK.
2427 2018-05-24 Marek Polacek <polacek@redhat.com>
2430 * init.c (build_new_1): Use fold_non_dependent_expr. Use a dedicated
2431 variable for its result. Fix a condition.
2432 (build_new): Use fold_non_dependent_expr. Tweak a condition.
2434 2018-05-23 Jason Merrill <jason@redhat.com>
2436 Fix cast to rvalue reference from prvalue.
2437 * cvt.c (diagnose_ref_binding): Handle rvalue reference.
2438 * rtti.c (build_dynamic_cast_1): Don't try to build a reference to
2439 non-class type. Handle xvalue argument.
2440 * typeck.c (build_reinterpret_cast_1): Allow cast from prvalue to
2442 * semantics.c (finish_compound_literal): Do direct-initialization,
2443 not cast, to initialize a reference.
2445 CWG 616, 1213 - value category of subobject references.
2446 * tree.c (lvalue_kind): A reference to a subobject of a prvalue is
2448 * typeck2.c (build_m_component_ref): Likewise.
2449 * typeck.c (cp_build_addr_expr_1, lvalue_or_else): Remove diagnostic
2450 distinction between temporary and xvalue.
2452 2018-05-23 Marek Polacek <polacek@redhat.com>
2454 Implement P0614R1, Range-based for statements with initializer.
2455 * parser.c (cp_parser_range_based_for_with_init_p): New.
2456 (cp_parser_init_statement): Use it. Parse the optional init-statement
2457 for a range-based for loop.
2458 (cp_parser_skip_to_closing_parenthesis_1): Handle balancing ?:.
2460 2018-05-22 Jason Merrill <jason@redhat.com>
2462 PR c++/81420 - not extending temporary lifetime.
2463 * call.c (extend_ref_init_temps_1): Handle ARRAY_REF.
2464 * class.c (build_base_path): Avoid redundant move of an rvalue.
2466 PR c++/85866 - error with .* in default template arg.
2467 * pt.c (tsubst_copy_and_build): Handle partial instantiation.
2469 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
2471 * parser.c (cp_parser_parameter_declaration_list): Remove
2473 (cp_parser_parameter_declaration_clause): Adjust.
2474 (cp_parser_cache_defarg): Likewise.
2476 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
2479 * parser.c (cp_parser_maybe_commit_to_declaration,
2480 cp_parser_check_condition_declarator): New.
2481 (cp_parser_simple_declaration): Use the first above.
2482 (cp_parser_condition): Use both the above; enforce
2483 [stmt.stmt]/2 about the declarator not specifying
2484 a function or an array; improve error-recovery.
2486 2018-05-20 Jason Merrill <jason@redhat.com>
2488 PR libstdc++/85843 - warning in logic_error copy constructor.
2489 * class.c (type_has_user_nondefault_constructor): Check for a
2490 user-provided ctor, not user-declared.
2492 2018-05-19 Jason Merrill <jason@redhat.com>
2494 * pt.c (tsubst_pack_expansion): Sorry rather than abort
2495 on __integer_pack as subexpression of pattern.
2497 2018-05-18 Jason Merrill <jason@redhat.com>
2499 PR c++/58407 - deprecated implicit copy ops.
2500 * call.c (build_over_call): Warn about deprecated trivial fns.
2501 * class.c (classtype_has_user_copy_or_dtor): New.
2502 (type_build_ctor_call): Check TREE_DEPRECATED.
2503 (type_build_dtor_call): Likewise.
2504 * decl2.c (cp_warn_deprecated_use): Move from tree.c.
2505 Add checks. Return bool. Handle -Wdeprecated-copy.
2506 (mark_used): Use it.
2507 * decl.c (grokdeclarator): Remove redundant checks.
2508 * typeck2.c (build_functional_cast): Likewise.
2509 * method.c (lazily_declare_fn): Mark deprecated copy ops.
2510 * init.c (build_aggr_init): Only set TREE_USED if there are
2513 2018-05-18 Cesar Philippidis <cesar@codesourcery.com>
2516 * cp-gimplify.c (cp_genericize_r): Call genericize_omp_for_stmt for
2519 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
2521 * constexpr.c (cxx_eval_constant_expression): Remove FMA_EXPR handling.
2522 (potential_constant_expression_1): Likewise.
2524 2018-05-16 Marek Polacek <polacek@redhat.com>
2527 * call.c (set_flags_from_callee): Handle AGGR_INIT_EXPRs too.
2528 * tree.c (bot_manip): Call set_flags_from_callee for
2529 AGGR_INIT_EXPRs too.
2531 2018-05-15 Jason Merrill <jason@redhat.com>
2533 * cp-tree.h (cp_expr): Remove copy constructor.
2534 * mangle.c (struct releasing_vec): Declare copy constructor.
2536 * constexpr.c (cxx_eval_vec_init_1): Pass tf_none if ctx->quiet.
2538 PR c++/64372 - CWG 1560, gratuitous lvalue-rvalue conversion in ?:
2539 * call.c (build_conditional_expr_1): Don't force_rvalue when one arm
2540 is a throw-expression.
2542 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
2544 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
2545 (FOR_EACH_CLONE): Update.
2546 * decl.c (grokdeclarator): Use it.
2547 * decl2.c (vague_linkage_p): Likewise.
2548 * mangle.c (mangle_decl): Likewise.
2549 * method.c (lazily_declare_fn): Likewise.
2550 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
2551 * repo.c (repo_emit_p): Likewise.
2552 * tree.c (decl_linkage): Likewise.
2554 2018-05-14 Jason Merrill <jason@redhat.com>
2556 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
2557 * tree.c (build_cp_fntype_variant): New.
2558 (build_ref_qualified_type, build_exception_variant)
2559 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
2560 (cxx_type_hash_eq, cp_check_qualified_type): Check
2561 TYPE_HAS_LATE_RETURN_TYPE.
2562 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
2563 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
2564 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
2565 (adjust_clone_args): Likewise.
2566 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
2567 build_cp_fntype_variant.
2568 (grokdeclarator): Pass late_return_type_p to grokfndecl.
2569 (check_function_type): Use cxx_copy_lang_qualifiers.
2570 (static_fn_type): Use cxx_copy_lang_qualifiers.
2571 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
2572 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
2573 (change_return_type): Use cxx_copy_lang_qualifiers.
2574 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
2575 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
2576 return type on the declarator like a normal trailing return type.
2577 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
2578 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
2579 * typeck.c (merge_types): Use build_cp_fntype_variant.
2581 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
2583 * cp-tree.h (TYPE_REF_P): New.
2584 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
2585 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
2586 direct_reference_binding, reference_binding, implicit_conversion,
2587 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
2588 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
2589 build_over_call, perform_implicit_conversion_flags,
2590 extend_ref_init_temps, type_has_extended_temps): Use it.
2591 * class.c (one_inheriting_sig, check_field_decls,
2592 check_bases_and_members, find_flexarrays, finish_struct,
2593 fixed_type_or_null): Likewise.
2594 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
2595 non_const_var_error, cxx_eval_constant_expression,
2596 potential_constant_expression_1): Likewise.
2597 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
2598 cp_genericize_r, cxx_omp_privatize_by_reference,
2599 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
2600 cp_fold_maybe_rvalue): Likewise.
2601 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
2602 * cvt.c (build_up_reference, convert_to_reference,
2603 convert_from_reference, convert_to_void, noexcept_conv_p,
2604 fnptr_conv_p): Likewise.
2605 * decl.c (poplevel, check_for_uninitialized_const_var,
2606 check_initializer, initialize_local_var, cp_finish_decl,
2607 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
2608 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
2609 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
2610 decl_maybe_constant_var_p): Likewise.
2611 * error.c (dump_type_prefix, dump_expr): Likewise.
2612 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
2613 is_admissible_throw_operand_or_catch_parameter): Likewise.
2614 * expr.c (mark_use): Likewise.
2615 * init.c (build_zero_init_1, build_value_init_noctor,
2616 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
2617 build_new, build_delete): Likewise.
2618 * lambda.c (build_lambda_object): Likewise.
2619 * mangle.c (write_expression, write_template_arg): Likewise.
2620 * method.c (forward_parm, do_build_copy_constructor,
2621 do_build_copy_assign, build_stub_object, constructible_expr,
2622 walk_field_subobs): Likewise.
2623 * parser.c (cp_parser_omp_for_loop_init,
2624 cp_parser_omp_declare_reduction_exprs,
2625 cp_parser_omp_declare_reduction): Likewise.
2626 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
2627 convert_template_argument, tsubst_pack_expansion,
2628 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
2629 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
2630 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
2631 value_dependent_expression_p, build_deduction_guide): Likewise.
2632 * semantics.c (finish_handler_parms, finish_non_static_data_member,
2633 finish_compound_literal, omp_privatize_field,
2634 handle_omp_array_sections_1, handle_omp_array_sections,
2635 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
2636 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
2637 finish_omp_clauses, finish_decltype_type, capture_decltype,
2638 finish_builtin_launder): Likewise.
2639 * tree.c (lvalue_kind, cp_build_reference_type, move,
2640 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
2641 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
2642 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
2643 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
2644 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
2645 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
2646 convert_for_initialization,
2647 maybe_warn_about_returning_address_of_local, check_return_expr,
2648 cp_type_quals, casts_away_constness, non_reference): Likewise.
2649 * typeck2.c (cxx_readonly_error, store_init_value,
2650 process_init_constructor_record, build_x_arrow, build_functional_cast,
2651 add_exception_specifier): Likewise.
2653 2018-05-14 Jason Merrill <jason@redhat.com>
2655 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
2656 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
2658 2018-05-11 Jakub Jelinek <jakub@redhat.com>
2661 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
2662 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
2663 cxx_omp_predetermined_sharing_1. Rename old function to ...
2664 (cxx_omp_predetermined_sharing_1): ... this.
2665 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
2666 instead of cxx_omp_predetermined_sharing.
2668 2018-05-10 Jason Merrill <jason@redhat.com>
2670 * decl.c (cp_finish_decl): Don't instantiate auto variable.
2671 (check_static_variable_definition): Allow auto.
2672 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
2674 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
2675 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
2677 Core issue 2310 - conversion to base of incomplete type.
2678 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
2680 CWG 2267 - list-initialization of reference temporary
2681 * call.c (reference_binding): List-initializing a reference
2682 temporary is copy-list-initialization.
2684 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
2686 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
2687 instantiation in template context.
2689 * class.c (vbase_has_user_provided_move_assign): Use
2692 * lambda.c (lambda_expr_this_capture): Improve logic.
2694 * decl.c (make_typename_type): s/parameters/arguments/.
2695 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
2696 * pt.c (make_pack_expansion): Correct error message.
2698 2018-05-10 Jakub Jelinek <jakub@redhat.com>
2701 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
2702 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
2705 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
2708 * decl2.c (adjust_var_decl_tls_model): New static function.
2709 (comdat_linkage): Call it on a variable.
2710 (maybe_make_one_only): Likewise.
2712 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
2716 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
2719 * parser.c (cp_parser_parameter_declaration_list): When the
2720 entire parameter-declaration-list is erroneous maybe call
2721 abort_fully_implicit_template.
2723 2018-05-08 Jason Merrill <jason@redhat.com>
2725 PR c++/85706 - class deduction under decltype
2726 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
2727 *walk_subtrees whether or not we walked into the operand.
2728 (type_uses_auto): Only look at deduced contexts.
2730 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
2733 * parser.c (cp_parser_parameter_declaration_list): When the
2734 entire parameter-declaration-list is erroneous maybe call
2735 abort_fully_implicit_template.
2737 2018-05-08 Marek Polacek <polacek@redhat.com>
2740 * semantics.c (finish_if_stmt_cond): See through typedefs.
2742 2018-05-07 Jason Merrill <jason@redhat.com>
2744 PR c++/85646 - lambda visibility.
2745 * decl2.c (determine_visibility): Don't mess with template arguments
2746 from the containing scope.
2747 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
2750 2018-05-07 Nathan Sidwell <nathan@acm.org>
2752 Remove fno-for-scope
2753 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
2754 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
2755 (SET_DECL_SHADOWED_FOR_VAR): Delete.
2756 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
2757 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
2759 * name-lookup.h (struct cp_binding_level): Remove
2760 dead_vars_from_for field.
2761 * cp-lang.c (cp_init_ts): Delete.
2762 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
2763 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
2764 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
2765 (init_shadowed_var_for_decl): Delete.
2766 * decl.c (poplevel): Remove shadowed for var handling.
2767 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
2768 * name-lookup.c (find_local_binding): Remove shadowed for var
2770 (check_local_shadow): Likewise.
2771 (check_for_out_of_scope_variable): Delete.
2772 * parser.c (cp_parser_primary_expression): Remove shadowed for var
2774 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
2775 * semantics.c (begin_for_scope): Always have a scope.
2776 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
2777 (begin_range_for_stmt, finish_id_expression): Likewise.
2779 2018-05-07 Jason Merrill <jason@redhat.com>
2781 PR c++/85618 - ICE with initialized VLA.
2782 * tree.c (vla_type_p): New.
2783 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
2784 rather than array_of_runtime_bound_p.
2786 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
2788 * cvt.c (ocp_convert): Early handle the special case of a
2789 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
2791 2018-05-03 Jason Merrill <jason@redhat.com>
2793 PR c++/85600 - virtual delete failure.
2794 * init.c (build_delete): Always save_expr when deleting.
2796 2018-05-03 Nathan Sidwell <nathan@acm.org>
2798 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
2799 * name-lookup.c (do_pushdecl): Likewise.
2801 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
2802 Jason Merrill <jason@redhat.com>
2805 * name-lookup.c (check_local_shadow): Don't handle static old
2806 declarations in the block handling locals shadowing locals.
2808 2018-05-01 Jason Merrill <jason@redhat.com>
2810 PR c++/85587 - error with scoped enum in template.
2811 * semantics.c (finish_qualified_id_expr): Don't return an
2812 unqualified IDENTIFIER_NODE.
2814 2018-04-30 Jason Merrill <jason@redhat.com>
2816 PR c++/85580 - extern "C" and local variables
2817 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
2819 PR c++/84701 - unsigned typeof.
2820 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
2821 of long/short/signed/unsigned.
2823 PR c++/85305 - pack in lambda init-capture.
2824 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
2825 check_for_bare_parameter_packs in a subexpression.
2826 (cp_parser_lambda_introducer): Use it.
2828 PR c++/61982 - dead stores to destroyed objects.
2829 * call.c (build_trivial_dtor_call): New, assigns a clobber.
2830 (build_over_call, build_special_member_call): Use it.
2831 * cp-tree.h: Declare it.
2832 * init.c (build_delete): Remove trivial path.
2834 * init.c (build_dtor_call): Use build_special_member_call.
2835 (build_delete): Remove redundant uses of save_addr.
2837 * decl.c (build_clobber_this): Use build_clobber.
2839 2018-04-27 Jakub Jelinek <jakub@redhat.com>
2842 * init.c (build_zero_init_1): For zero initialization of
2843 NULLPTR_TYPE_P type use build_int_cst directly.
2845 2018-04-27 David Malcolm <dmalcolm@redhat.com>
2848 * name-lookup.c (consider_binding_level): Skip compiler-generated
2850 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
2851 nested if statements into a series of rejection tests. Reject
2852 lambda-ignored entities as suggestions.
2854 2018-04-27 Jason Merrill <jason@redhat.com>
2856 * cvt.c (cp_fold_convert): Use convert_ptrmem.
2857 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
2859 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
2862 * decl.c (grokdeclarator): Clear friendp upon definition in local
2863 class definition error.
2865 2018-04-27 Jason Merrill <jason@redhat.com>
2867 PR c++/85545 - ICE with noexcept PMF conversion.
2868 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
2870 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
2872 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
2874 2018-04-27 Nathan Sidwell <nathan@acm.org>
2876 * typeck.c (convert_ptrmem): Move local var decls to initialization.
2878 * cp-tree.h (TEMPLATE_INFO): Fix comments.
2879 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
2880 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
2881 (dump, print_other_binding_stacks): Remove declarations.
2882 * name-lookup.c (print_other_binding_stack): Make static.
2883 * pt.c (build_template_decl): Make static.
2885 2018-04-26 Jason Merrill <jason@redhat.com>
2887 PR c++/85545 - ICE with noexcept PMF conversion.
2888 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
2890 2018-04-25 Nathan Sidwell <nathan@acm.org>
2894 * cp-tree.h (REINTERPRET_CAST_P): New.
2895 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
2896 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
2897 for non-trivial PTRMEM_CST cases.
2898 * typeck.c (build_nop_reinterpret): New.
2899 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
2900 NOP_EXPRs returned by cp_convert.
2902 2018-04-23 Jason Merrill <jason@redhat.com>
2904 PR c++/69560 - wrong alignof(double) on x86.
2905 CWG 1879 - Inadequate definition of alignment requirement.
2906 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
2907 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
2908 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
2909 (cxx_alignof_expr): Pass it.
2910 * parser.c (cp_parser_unary_expression): Pass it.
2911 * pt.c (tsubst_copy): Copy it.
2912 (tsubst_copy_and_build): Pass it.
2913 * decl.c (fold_sizeof_expr): Pass it.
2915 2018-04-23 Jakub Jelinek <jakub@redhat.com>
2916 Jason Merrill <jason@redhat.com>
2918 PR c++/85470 - wrong error with static data member.
2919 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
2920 * typeck2.c (store_init_value): Likewise.
2922 2018-04-20 Jakub Jelinek <jakub@redhat.com>
2925 * cp-tree.h (tinst_level): Remove in_system_header_p member,
2926 change refcount member from unsigned char to unsigned short,
2927 add refcount_infinity static data member, adjust comments.
2928 * pt.c (tinst_level::refcount_infinity): Define.
2929 (inc_refcount_use): Remove assert, don't increment if refcount
2930 is already refcount_infinity, adjust comment.
2931 (dec_refcount_use): Remove assert, don't decrement if refcount
2932 is refcount_infinity, adjust comment.
2933 (push_tinst_level_loc): Formatting fix.
2935 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
2938 * pt.c (lookup_template_class_1): Check pushtag return value for
2941 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
2944 * cp-tree.h (tinst_level::free): Fix whitespace.
2946 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
2949 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
2950 for error_mark_node.
2952 2018-04-18 Jakub Jelinek <jakub@redhat.com>
2955 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
2956 tricks from here to ...
2957 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
2958 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
2960 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
2963 * cp-tree.h (struct tinst_level): Split decl into tldcl and
2964 targs. Add private split_list_p, tree_list_p, and not_list_p
2965 inline const predicates; to_list private member function
2966 declaration; free public member function declaration; list_p,
2967 get_node and maybe_get_node accessors, and refcount data
2968 member. Narrow errors to unsigned short.
2969 * error.c (print_instantiation_full_context): Use new
2971 (print_instantiation_partial_context_line): Likewise. Drop
2972 const from tinst_level-typed parameter.
2973 * mangle.c (mangle_decl_string): Likewise.
2974 * pt.c (freelist): New template class.
2975 (tree_list_freelist_head): New var.
2976 (tree_list_freelist): New fn, along with specializations.
2977 (tinst_level_freelist_head): New var.
2978 (pending_template_freelist_head): Likewise.
2979 (tinst_level_freelist, pending_template_freelist): New fns.
2980 (tinst_level::to_list, tinst_level::free): Define.
2981 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
2982 (set_refcount_ptr): New template fn.
2983 (add_pending_template): Adjust for refcounting, freelists and
2985 (neglectable_inst_p): Take a NULL d as a non-DECL.
2986 (limit_bad_template_recursion): Use new accessors.
2987 (push_tinst_level): New overload to create the list.
2988 (push_tinst_level_loc): Make it static, split decl into two
2989 args, adjust tests and initialization to cope with split
2990 lists, use freelist, adjust for refcounting.
2991 (push_tinst_level_loc): New wrapper with the old interface.
2992 (pop_tinst_level): Adjust for refcounting.
2993 (record_last_problematic_instantiation): Likewise.
2994 (reopen_tinst_level): Likewise. Use new accessors.
2995 (instantiate_alias_template): Adjust for split list.
2996 (fn_type_unification): Likewise.
2997 (get_partial_spec_bindings): Likewise.
2998 (instantiate_pending_templates): Use new accessors. Adjust
2999 for refcount. Release pending_template to freelist.
3000 (instantiating_current_function_p): Use new accessors.
3002 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
3005 * parser.c (cp_parser_builtin_offset): Reject type definitions.
3006 * mangle.c (nested_anon_class_index): Avoid crash returning -1
3007 if we've seen errors.
3009 2018-04-12 David Malcolm <dmalcolm@redhat.com>
3012 * name-lookup.c (macro_use_before_def::maybe_make): New function,
3013 checking that the use is indeed before the definition.
3014 (macro_use_before_def::macro_use_before_def): Make private.
3015 (macro_use_before_def::~macro_use_before_def): Make private. Move
3016 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
3017 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
3018 than using new directly.
3020 2018-04-12 Jason Merrill <jason@redhat.com>
3022 PR c++/85356 - ICE with pointer to member function.
3023 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
3024 flag_noexcept_type. Build the new spec within the function context.
3025 * except.c (build_noexcept_spec): Do get constant value in templates
3026 if flag_noexcept_type.
3027 * decl.c (check_redeclaration_exception_specification): Don't
3028 instantiate noexcept on a dependent declaration.
3030 2018-04-12 Marek Polacek <polacek@redhat.com>
3033 * constexpr.c (reduced_constant_expression_p): Return false for null
3036 2018-04-11 Marek Polacek <polacek@redhat.com>
3039 * constexpr.c (potential_constant_expression_1): Consider conversions
3040 from classes to literal types potentially constant.
3042 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
3045 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
3046 the type like TYPE_PTR_OR_PTRMEM_P.
3048 2018-04-10 Jason Merrill <jason@redhat.com>
3050 PR debug/65821 - wrong location for main().
3051 * call.c (clear_location_r, convert_default_arg): Revert.
3052 * tree.c (break_out_target_exprs): Add clear_location parm.
3053 (struct bot_data): New.
3054 (bot_manip): Clear location if requested.
3055 * init.c (get_nsdmi): Pass clear_location.
3057 2018-04-10 David Malcolm <dmalcolm@redhat.com>
3060 * call.c (get_fndecl_argument_location): Make non-static.
3061 * cp-tree.h (get_fndecl_argument_location): New decl.
3062 * typeck.c (convert_for_assignment): When complaining due to
3063 conversions for an argument, show the location of the parameter
3066 2018-04-10 Jakub Jelinek <jakub@redhat.com>
3068 PR c++/85312 - P0962 cleanup
3069 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
3072 2018-04-10 Jason Merrill <jason@redhat.com>
3074 PR debug/65821 - wrong location for main().
3075 * call.c (clear_location_r): New.
3076 (convert_default_arg): Use it.
3077 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
3079 PR c++/85285 - ICE with flexible array after substitution.
3080 * pt.c (instantiate_class_template_1): Check for flexible array in
3083 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
3086 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
3087 issue a pedwarn and defer trying to do bindings.
3089 2018-04-09 Jason Merrill <jason@redhat.com>
3091 PR c++/85279 - dump_expr doesn't understand decltype.
3092 * error.c (dump_expr): Handle DECLTYPE_TYPE.
3094 PR c++/85262 - ICE with redundant qualification on constructor.
3095 * call.c (build_new_method_call_1): Move make_args_non_dependent
3096 after A::A() handling.
3098 PR c++/85277 - ICE with invalid offsetof.
3099 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
3100 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
3102 PR c++/85264 - ICE with excess template-parameter-list.
3103 * parser.c (cp_parser_check_template_parameters): Add template_id_p
3104 parameter. Don't allow an extra template header if true.
3105 (cp_parser_class_head): Pass template_id_p.
3106 (cp_parser_elaborated_type_specifier): Likewise.
3107 (cp_parser_alias_declaration): Likewise.
3108 (cp_parser_check_declarator_template_parameters): Likewise.
3110 2018-04-09 Jakub Jelinek <jakub@redhat.com>
3113 * parser.c (cp_parser_simple_declaration): For structured bindings,
3114 if *maybe_range_for_decl is NULL after parsing it, set it to
3117 2018-04-09 Jason Merrill <jason@redhat.com>
3119 PR c++/85256 - ICE capturing pointer to VLA.
3120 * lambda.c (add_capture): Distinguish between variable-size and
3121 variably-modified types.
3123 2018-04-06 Jason Merrill <jason@redhat.com>
3125 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
3126 * pt.c (extract_locals_r): Remember local typedefs.
3128 2018-04-06 David Malcolm <dmalcolm@redhat.com>
3131 * name-lookup.c (struct std_name_hint): Move out of
3132 get_std_name_hint; add field "min_dialect".
3133 (get_std_name_hint): Add min_dialect values to all initializers.
3134 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
3135 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
3136 <shared_mutex>, <string_view>, <thread>, and <variant>.
3137 Add fstream, ifstream, and ofstream to <fstream>.
3138 Add istringstream, ostringstream, and stringstream to <sstream>.
3139 Add basic_string to <string>.
3140 Add tuple_element and tuple_size to <tuple>.
3141 Add declval to <utility>.
3142 Fix ordering of <queue> and <tuple>.
3143 Return a std_name_hint, rather than a const char *.
3144 (get_cxx_dialect_name): New function.
3145 (maybe_suggest_missing_std_header): Detect names that aren't yet
3146 available in the current dialect, and instead of suggesting a
3147 missing #include, warn about the dialect.
3149 2018-04-06 Jakub Jelinek <jakub@redhat.com>
3152 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
3153 errorcount is set if tsubst doesn't return a VAR_DECL.
3155 2018-04-06 David Malcolm <dmalcolm@redhat.com>
3158 * name-lookup.c (using_directives_contain_std_p): New function.
3159 (has_using_namespace_std_directive_p): New function.
3160 (suggest_alternatives_for): Simplify if/else logic using early
3161 returns. If no candidates were found, and there's a
3162 "using namespace std;" directive, call
3163 maybe_suggest_missing_std_header.
3164 (maybe_suggest_missing_header): Split later part of the function
3166 (maybe_suggest_missing_std_header): New.
3168 2018-04-06 Jason Merrill <jason@redhat.com>
3170 PR c++/85242 - ICE with class definition in template parm.
3171 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
3172 processing_template_parmlist.
3174 PR c++/85240 - LTO ICE with using of undeduced auto fn.
3175 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
3177 2018-04-05 Jakub Jelinek <jakub@redhat.com>
3180 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
3181 is not prev, if prev == decl.
3184 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
3185 maybe_apply_pragma_weak here...
3186 (cp_maybe_mangle_decomp): ... but call it here instead.
3188 2018-04-05 Jason Merrill <jason@redhat.com>
3190 PR c++/85136 - ICE with designated init in template.
3191 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
3192 designated initializer.
3193 (check_array_designated_initializer): Update ce->index with the
3196 PR c++/83808 - ICE with VLA initialization.
3197 * typeck2.c (process_init_constructor_array): Don't require a VLA
3198 initializer to have VLA type.
3200 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
3203 * call.c (convert_like_real): Fail gracefully for a broken
3204 std::initializer_list, missing a definition.
3206 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
3208 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
3211 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
3212 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
3214 2018-04-05 Jason Merrill <jason@redhat.com>
3216 PR c++/82152 - ICE with class deduction and inherited ctor.
3217 * pt.c (do_class_deduction): Ignore inherited ctors.
3219 PR c++/84665 - ICE with array of empty class.
3220 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
3222 PR c++/85228 - ICE with lambda in enumerator in template.
3223 * pt.c (bt_instantiate_type_proc): Don't assume
3224 CLASSTYPE_TEMPLATE_INFO is non-null.
3226 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
3229 * decl.c (find_decomp_class_base): Check accessibility instead
3230 of declared access, adjust diagnostic.
3232 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
3235 * decl.c (get_tuple_decomp_init): Check the templatedness
3238 2018-04-05 Jason Merrill <jason@redhat.com>
3240 PR c++/85200 - ICE with constexpr if in generic lambda.
3241 * pt.c (extract_locals_r): Don't record the local specs of variables
3242 declared within the pattern.
3244 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
3247 * pt.c (check_auto_in_tmpl_args): New.
3248 (tsubst_qualified_id): Use it to reject template args
3249 referencing auto for non-type templates.
3250 * parser.c (cp_parser_template_id): Likewise.
3251 * cp-tree.h (check_auto_in_tmpl_args): Declare.
3252 * typeck2.c (build_functional_cast): Report correct location
3253 for invalid use of auto.
3255 2018-04-04 Jason Merrill <jason@redhat.com>
3257 PR c++/85215 - ICE with copy-init from conversion.
3258 * call.c (merge_conversion_sequences): Fix type of direct binding
3261 PR c++/84938 - ICE with division by ~-1.
3262 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
3264 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
3265 * parser.c (cp_parser_mem_initializer_list): Call
3266 check_for_bare_parameter_packs.
3268 2018-04-04 Jakub Jelinek <jakub@redhat.com>
3271 * constexpr.c (cxx_eval_builtin_function_call): For calls to
3272 builtin_valid_in_constant_expr_p functions, don't call
3273 cxx_eval_constant_expression if argument is not
3274 potential_constant_expression.
3277 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
3279 * semantics.c (calculate_bases): Add complain argument. Use
3280 complete_type_or_maybe_complain instead of just complete_type and
3281 return an empty vector if it fails. Move make_tree_vector () call
3282 after early return. Formatting fixes.
3283 (calculate_direct_bases): Likewise. Call release_tree_vector at the
3285 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
3286 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
3287 calculate_direct_bases callers, formatting fixes.
3289 2018-04-04 Jason Merrill <jason@redhat.com>
3291 PR c++/85006 - -fconcepts ICE with A<auto...> return type
3292 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
3294 PR c++/85200 - ICE with constexpr if in generic lambda.
3295 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
3297 PR c++/84221 - bogus -Wunused with attribute and template.
3298 * decl2.c (is_late_template_attribute): Handle unused and used
3299 normally on non-TYPE_DECL.
3301 PR c++/85135 - ICE with omitted template arguments.
3302 * decl.c (grokdeclarator): Catch deduced class type in trailing
3305 PR c++/85133 - ICE with missing concept initializer.
3306 * decl.c (cp_finish_decl): If a concept initializer is missing, use
3309 PR c++/85118 - wrong error with generic lambda and std::bind.
3310 * call.c (add_template_conv_candidate): Disable if there are any
3313 PR c++/85141 - ICE with compound assignment and static member fn.
3314 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
3315 compound assignment.
3317 PR c++/85148 - ICE with 'this' in array NSDMI.
3318 * tree.c (replace_placeholders_r): Use handled_component_p.
3320 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
3323 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
3324 * parser.c (cp_parser_unqualified_id): ..not here.
3326 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
3329 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
3331 * decl2.c (mark_used): Return without effects if tf_conv.
3333 2018-04-03 Jason Merrill <jason@redhat.com>
3335 PR c++/85092 - C++17 ICE with unused list constructor.
3336 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
3339 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
3340 * constexpr.c (cxx_eval_builtin_function_call): Only defer
3341 __builtin_constant_p if ctx->quiet.
3343 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
3346 * pt.c (rewrite_template_parm): If the first argument is
3347 error_mark_node return it immediately.
3348 (build_deduction_guide): Check the return value of the
3349 latter for error_mark_node.
3350 (do_class_deduction): Check the return value of the latter.
3352 2018-04-03 Jason Merrill <jason@redhat.com>
3354 * semantics.c (finish_if_stmt_cond): Use
3355 instantiation_dependent_expression_p.
3357 PR c++/85149 - generic lambda and constexpr if.
3358 * pt.c (build_extra_args, add_extra_args): Split from
3359 tsubst_pack_expansion.
3360 (tsubst_expr) [IF_STMT]: Use them.
3361 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
3363 * typeck.c (merge_types): Limit matching attribute shortcut to
3366 2018-04-03 Jakub Jelinek <jakub@redhat.com>
3369 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
3372 * name-lookup.c (handle_namespace_attrs): Return early if attributes
3376 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
3377 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
3378 instead for static data members clear init and set DECL_EXTERNAL.
3380 2018-04-02 Jason Merrill <jason@redhat.com>
3382 PR c++/64095 - auto... parameter pack.
3383 * parser.c (cp_parser_parameter_declaration): Handle turning autos
3385 (cp_parser_parameter_declaration_list): Not here.
3387 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
3390 * class.c (instantiate_type): Peel off SAVE_EXPR before
3393 2018-03-30 Jason Merrill <jason@redhat.com>
3395 * typeck2.c (process_init_constructor_record): Use
3396 init_list_type_node for the CONSTRUCTOR around an anonymous union
3397 designated initializer.
3399 2018-03-30 Jakub Jelinek <jakub@redhat.com>
3402 * semantics.c (finish_omp_reduction_clause): If
3403 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
3404 even if processing_template_decl.
3406 2018-03-29 David Malcolm <dmalcolm@redhat.com>
3409 * name-lookup.c (get_std_name_hint): Add names from <memory>,
3410 <tuple>, and <utility>.
3412 2018-03-29 Jason Merrill <jason@redhat.com>
3414 PR c++/85093 - too many template args with pack expansion.
3415 * pt.c (coerce_template_parms): Keep pack expansion args that will
3418 2018-03-29 Jason Merrill <jason@redhat.com>
3420 * pt.c (build_non_dependent_expr): Propagate expr location.
3422 2018-03-27 Jason Merrill <jason@redhat.com>
3424 PR c++/85060 - wrong-code with call to base member in template.
3425 * search.c (any_dependent_bases_p): Check uses_template_parms
3426 rather than processing_template_decl.
3428 2018-03-29 David Malcolm <dmalcolm@redhat.com>
3431 * typeck.c (convert_for_assignment): When complaining due to
3432 conversions for an argument, attempt to use the location of the
3435 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
3438 * pt.c (tsubst_default_argument): Early return if the type of the
3439 parameter is erroneous.
3441 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
3444 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
3448 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
3450 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
3453 * method.c (defaulted_late_check): Partially revert r253321 changes,
3454 do not early return upon error.
3456 2018-03-27 Jakub Jelinek <jakub@redhat.com>
3459 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
3460 type call fold to generate VECTOR_CSTs when possible.
3463 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
3464 return it right away.
3466 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
3468 * search.c (check_final_overrider): Use inform instead of error
3469 for the diagnostics of the overridden functions. Tweak wording.
3471 2018-03-27 Jakub Jelinek <jakub@redhat.com>
3474 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
3475 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
3477 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
3478 Jason Merrill <jason@redhat.com>
3481 * init.c (build_aggr_init): When initializing from array,
3482 reject anything but CONSTRUCTORs and TARGET_EXPRs.
3483 (build_vec_init): Handle separately ARRAY_TYPEs.
3485 2018-03-26 Jason Merrill <jason@redhat.com>
3487 PR c++/85062 - ICE with alignas in wrong place.
3488 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
3491 PR c++/85049 - ICE with __integer_pack.
3492 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
3493 * cp-tree.h (TEMPLATE_PARM_P): New.
3495 2018-03-23 Jason Merrill <jason@redhat.com>
3497 PR c++/78489 - wrong SFINAE behavior.
3500 * pt.c (type_unification_real): Don't defer substitution failure.
3502 2018-03-23 Jakub Jelinek <jakub@redhat.com>
3505 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
3509 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
3510 cp_build_unary_op call with gcc_unreachable ().
3512 2018-03-23 Marek Polacek <polacek@redhat.com>
3515 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
3516 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
3517 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
3519 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
3522 * parser.c (cp_parser_perform_range_for_lookup): Change
3523 the condition for deciding whether to use members.
3525 2018-03-23 Marek Polacek <polacek@redhat.com>
3528 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
3530 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
3533 * parser.c (cp_parser_alias_declaration): Call
3534 parser_check_template_parameters.
3537 * pt.c (resolve_typename_type): Drop assert that stopped
3538 simplification to template-independent types. Add assert to
3539 verify the initial scope is template dependent.
3540 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
3541 Reparse the id expression as a type-name, not a declarator.
3544 * init.c (build_vec_init): Error at parenthesized array init.
3549 * cp-tree.h (temp_override): New template class, generalizing
3550 a cleanup that was only used...
3551 * parser.c (cp_parser_parameter_declaration_clause):
3552 ... here for auto_is_implicit_function_template_parm_p.
3553 (cp_parser_gnu_attributes_opt): Use it here as well.
3554 (cp_parser_std_attribute): Likewise.
3556 2018-03-22 Marek Polacek <polacek@redhat.com>
3559 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
3562 2018-03-21 Jason Merrill <jason@redhat.com>
3564 PR c++/81311 - wrong C++17 overload resolution.
3565 * call.c (build_user_type_conversion_1): Remove C++17 code.
3566 (conv_binds_ref_to_prvalue): New.
3567 (build_over_call): Handle C++17 copy elision.
3568 (build_special_member_call): Only do C++17 copy elision here if the
3569 argument is already the right type.
3571 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
3574 * init.c (build_vec_init): Silence error, former sorry,
3579 * parser.c (abort_fully_implicit_template_p): New.
3580 (cp_parser_skip_to_end_of_statement): Use it.
3581 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
3582 (finish_fully_implicit_template_p): Clear
3583 implicit_template_parms and implicit_template_scope.
3585 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
3588 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
3589 error_mark_node when check_array_designated_initializer fails.
3591 2018-03-21 Jakub Jelinek <jakub@redhat.com>
3594 * cp-tree.h (genericize_compound_lvalue): Declare.
3595 * typeck.c (genericize_compound_lvalue): New function.
3596 (unary_complex_lvalue, cp_build_modify_expr): Use it.
3597 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
3598 and PREDECREMENT_EXPR in output and "m" constrained input operands with
3599 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
3600 COMPOUND_EXPR operand.
3602 2018-03-21 Nathan Sidwell <nathan@acm.org>
3605 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
3606 * decl2.c (vague_linkage_p): Likewise.
3608 2018-03-21 David Malcolm <dmalcolm@redhat.com>
3611 * constexpr.c (constexpr_fn_retval): Make non-"static".
3612 * cp-tree.h (constexpr_fn_retval): New decl.
3613 * search.c (direct_accessor_p): Update leading comment.
3614 (reference_accessor_p): Likewise.
3615 (field_accessor_p): Replace check that function body is a
3616 RETURN_EXPR with a call to constexpr_fn_retval. Fix
3617 indentation of "field_type" decl.
3619 2018-03-21 Nathan Sidwell <nathan@acm.org>
3622 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
3625 2018-03-21 Martin Sebor <msebor@redhat.com>
3628 * call.c (first_non_public_field): New template and function.
3629 (first_non_trivial_field): New function.
3630 (maybe_warn_class_memaccess): Call them.
3632 2018-03-21 David Malcolm <dmalcolm@redhat.com>
3635 * search.c (field_accessor_p): Use class_of_this_parm rather than
3636 type_of_this_parm, to check that "this" is a "const T *", rather
3639 2018-03-21 Nathan Sidwell <nathan@acm.org>
3641 * class.c (finish_struct_anon_r): Refactor, deprecate anything
3642 other than public non-static data members.
3643 * parser.c (cp_parser_init_declarator): Deprecate attributes after
3644 parenthesized initializer.
3647 * name-lookup.c (update_binding): Correct logic for local binding
3650 2018-03-21 Marek Polacek <polacek@redhat.com>
3652 PR c++/71638, ICE with NSDMI and reference.
3653 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
3654 even when we replace an element.
3656 2018-03-20 Marek Polacek <polacek@redhat.com>
3658 PR c++/84978, ICE with NRVO.
3659 * constexpr.c (cxx_eval_constant_expression): Handle the case when
3660 a RESULT_DECL isn't in the hash map.
3662 2018-03-20 Jason Merrill <jason@redhat.com>
3664 PR c++/84978, ICE with NRVO.
3665 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
3666 (cp_get_callee_fndecl_nofold): New.
3667 * cp-gimplify.c (cp_genericize_r): Use it instead.
3668 * call.c (check_self_delegation): Likewise.
3670 2018-03-20 Nathan Sidwell <nathan@acm.org>
3673 * name-lookup.c (pushdecl_class_level): Push anon-struct's
3674 member_vec, if there is one.
3677 * cp-tree.h (lookup_list_keep): Declare.
3678 * tree.c (lookup_list_keep): New, broken out of ...
3679 (build_min): ... here. Call it.
3680 * decl.c (cp_finish_decl): Call lookup_list_keep.
3682 2018-03-19 Jason Merrill <jason@redhat.com>
3684 PR c++/84937 - ICE with class deduction and auto.
3685 * pt.c (rewrite_template_parm): Fix auto handling.
3687 2018-03-19 Marek Polacek <polacek@redhat.com>
3690 * pt.c (enclosing_instantiation_of): Check if fn is null.
3693 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
3694 as we evaluate the elements.
3695 (cxx_eval_constant_expression): Verify constructor's flags
3698 2018-03-19 Jason Merrill <jason@redhat.com>
3700 PR c++/71834 - template-id with too few arguments.
3701 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
3703 2018-03-19 Nathan Sidwell <nathan@acm.org>
3706 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
3707 * pt.c (build_template_decl): Propagate language linkage.
3710 * name-lookup.c (set_local_extern_decl_linkage): Defend against
3713 2018-03-16 Jakub Jelinek <jakub@redhat.com>
3716 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
3718 * method.c (synthesize_method): Likewise.
3719 * pt.c (convert_nontype_argument): Likewise.
3721 2018-03-16 Jason Merrill <jason@redhat.com>
3723 PR c++/84720 - ICE with rvalue ref non-type argument.
3724 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
3725 (convert_nontype_argument): Revert earlier change.
3727 PR c++/80227 - SFINAE and negative array size.
3728 * decl.c (compute_array_index_type): Use
3729 build_converted_constant_expr and valid_constant_size_p.
3731 PR c++/84906 - silent wrong code with ambiguous conversion.
3732 * call.c (build_user_type_conversion_1): Set need_temporary_p on
3733 ambiguous conversion.
3734 (convert_like_real): Check it.
3736 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
3737 * call.c (build_special_member_call): Don't convert an init-list
3738 argument directly to the class type.
3740 2018-03-16 Jakub Jelinek <jakub@redhat.com>
3744 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
3745 (find_placeholder): Declare.
3746 * tree.c (struct replace_placeholders_t): Add exp member.
3747 (replace_placeholders_r): Don't walk into ctors with
3748 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
3749 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
3750 (replace_placeholders): Initialize data.exp.
3751 (find_placeholders_r, find_placeholders): New functions.
3752 * typeck2.c (process_init_constructor_record,
3753 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
3754 if adding NSDMI on which find_placeholder returns true.
3755 * call.c (build_over_call): Don't call replace_placeholders here.
3756 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
3757 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
3758 TARGET_EXPR_INITIAL.
3759 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
3762 2018-03-16 Jason Merrill <jason@redhat.com>
3764 PR c++/83911 - ICE with multiversioned constructor.
3765 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
3767 * call.c (build_over_call): Not here.
3769 2018-03-16 Jakub Jelinek <jakub@redhat.com>
3772 * decl.c (reshape_init_class): Don't assert d->cur->index == field
3773 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
3775 2018-03-15 Jakub Jelinek <jakub@redhat.com>
3778 * cp-tree.h (cp_warn_deprecated_use): Declare.
3779 * tree.c (cp_warn_deprecated_use): New function.
3780 * typeck2.c (build_functional_cast): Use it.
3781 * decl.c (grokparms): Likewise.
3782 (grokdeclarator): Likewise. Temporarily push nested class scope
3783 around grokparms call for out of class member definitions.
3785 2018-03-14 Jason Merrill <jason@redhat.com>
3787 PR c++/84820 - no error for invalid qualified-id.
3788 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
3789 cp_error_declarator.
3791 PR c++/84801 - ICE with unexpanded pack in lambda.
3792 * pt.c (check_for_bare_parameter_packs): Don't return early for a
3793 lambda in non-template context.
3795 PR c++/81236 - auto variable and auto function
3796 * pt.c (tsubst_baselink): Update the type of the BASELINK after
3799 2018-03-14 Jason Merrill <jason@redhat.com>
3801 PR c++/83916 - ICE with template template parameters.
3802 * pt.c (convert_template_argument): Don't substitute into type of
3803 non-type parameter if we don't have enough arg levels.
3806 2018-03-14 Marek Polacek <polacek@redhat.com>
3809 * semantics.c (finish_static_assert): Check
3810 instantiation_dependent_expression_p instead of
3811 {type,value}_dependent_expression_p.
3813 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
3814 Jason Merrill <jason@redhat.com>
3816 PR c++/82336 - link error with list-init default argument.
3817 * decl.c (check_default_argument): Unshare an initializer list.
3819 2018-03-13 Jakub Jelinek <jakub@redhat.com>
3822 * decl.c (duplicate_decls): For redefinition of built-in, use error
3823 and return error_mark_node. For redeclaration, return error_mark_node
3824 rather than olddecl if !flag_permissive.
3826 2018-03-13 Jason Merrill <jason@redhat.com>
3828 PR c++/82565 - ICE with concepts and generic lambda.
3829 * pt.c (instantiate_decl): Clear fn_context for lambdas.
3831 2018-03-13 Jason Merrill <jason@redhat.com>
3833 PR c++/84720 - ICE with rvalue ref non-type argument.
3834 * pt.c (convert_nontype_argument): Handle rvalue references.
3836 PR c++/84839 - ICE with decltype of parameter pack.
3837 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
3838 instantiating dummy parms.
3840 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
3841 parameter even without -Wpedantic.
3843 PR c++/84798 - ICE with auto in abstract function declarator.
3844 * parser.c (cp_parser_parameter_declaration_clause): Check
3845 parser->default_arg_ok_p.
3847 2018-03-13 Jakub Jelinek <jakub@redhat.com>
3850 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
3851 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
3852 sizetype. Formatting fixes.
3854 2018-03-12 Jason Merrill <jason@redhat.com>
3856 PR c++/84355 - ICE with deduction for member class template.
3857 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
3858 CLASS_PLACEHOLDER_TEMPLATE.
3860 PR c++/84802 - ICE capturing uninstantiated class.
3861 * lambda.c (build_capture_proxy): Call complete_type.
3863 2018-03-09 Jason Merrill <jason@redhat.com>
3865 PR c++/84770 - ICE with typedef and parameter pack.
3866 * pt.c (verify_unstripped_args_1): Split out from
3867 verify_unstripped_args.
3869 PR c++/84785 - ICE with alias template and default targs.
3870 * pt.c (type_unification_real): Set processing_template_decl if
3873 PR c++/84752 - ICE with capture of constexpr array.
3874 * call.c (standard_conversion): Set rvaluedness_matches_p on the
3875 identity conversion under ck_lvalue.
3877 2018-03-09 Jason Merrill <jason@redhat.com>
3878 Paolo Carlini <paolo.carlini@oracle.com>
3882 * pt.c (any_erroneous_template_args_p): New.
3883 * cp-tree.h (any_erroneous_template_args_p): Declare it.
3884 * parser.c (cp_parser_class_specifier_1): Use it.
3886 2018-03-09 Jason Merrill <jason@redhat.com>
3888 PR c++/84726 - unnecessary capture of constant vars.
3889 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
3890 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
3891 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
3892 * lambda.c (is_constant_capture_proxy)
3893 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
3894 (prune_lambda_captures): New.
3895 (finish_lambda_function): Call prune_lambda_captures.
3897 2018-03-09 Jason Merrill <jason@redhat.com>
3898 Jakub Jelinek <jakub@redhat.com>
3901 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
3902 build ADDR_EXPR with REFERENCE_TYPE.
3903 (build_over_call): For purposes of check_function_arguments, if
3904 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
3905 its operand rather than the argument itself.
3907 2018-03-09 Jakub Jelinek <jakub@redhat.com>
3910 * decl.c (duplicate_decls): Don't override __* prefixed builtins
3911 except for __[^b]*_chk, instead issue permerror and for -fpermissive
3912 also a note and return olddecl.
3914 2018-03-09 Nathan Sidwell <nathan@acm.org>
3917 * name-lookup.c (do_pushdecl_with_scope): Only clear
3918 current_function_decl when pushing a non-class (i.e. namespace)
3921 2018-03-08 Jason Merrill <jason@redhat.com>
3922 Jakub Jelinek <jakub@redhat.com>
3925 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
3926 not calling mark_used for the benefit of -Wunused-function warning.
3928 2018-03-06 Jason Merrill <jason@redhat.com>
3930 * lambda.c (is_capture_proxy_with_ref): Remove.
3931 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
3933 2018-03-06 Marek Polacek <polacek@redhat.com>
3936 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
3939 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
3942 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
3943 only while processing template decls.
3944 * typeck.c (build_x_conditional_expr): Move wrapping of
3945 reference type around type...
3946 * call.c (build_conditional_expr_1): ... here. Rename
3947 is_lvalue to is_glvalue.
3948 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
3949 INDIRECT_REF of COND_EXPR too.
3952 * init.c (build_zero_init_1): Zero-initialize references.
3955 * semantics.c (finish_stmt_expr_expr): Reject unresolved
3956 overloads used as stmt expr values.
3958 2018-03-05 Jason Merrill <jason@redhat.com>
3960 PR c++/84708 - ICE with lambda in local class NSDMI.
3961 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
3964 2018-03-05 Jakub Jelinek <jakub@redhat.com>
3967 * constexpr.c (constexpr_call_hasher::equal): Return false if
3968 lhs->hash != rhs->hash. Change return 1 to return true and
3969 return 0 to return false.
3971 2018-03-05 Nathan Sidwell <nathan@acm.org>
3974 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
3976 2018-03-05 Marek Polacek <polacek@redhat.com>
3979 * decl.c (duplicate_decls): Check DECL_NAME before accessing
3982 2018-03-05 Nathan Sidwell <nathan@acm.org>
3985 * friend.c (do_friend): Restore check for identifier_p inside
3988 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
3991 * parser.c (cp_parser_lambda_introducer): Reject any capture not
3992 involving a VAR_DECL or a PARM_DECL.
3994 2018-03-05 Pádraig Brady <P@draigBrady.com>
3995 Jason Merrill <jason@redhat.com>
3996 Nathan Sidwell <nathan@acm.org>
3999 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
4001 2018-03-03 Jason Merrill <jason@redhat.com>
4003 PR c++/84686 - missing volatile loads.
4004 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
4006 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
4009 * optimize.c (maybe_thunk_body): Bail out immediately if either
4010 fns[0] or fns[1] is null.
4012 2018-03-02 Marek Polacek <polacek@redhat.com>
4015 * constexpr.c (get_array_or_vector_nelts): New.
4016 (cxx_eval_array_reference): Use it.
4017 (cxx_eval_vec_init_1): Likewise.
4018 (cxx_eval_store_expression): Likewise.
4020 2018-03-02 Jason Merrill <jason@redhat.com>
4022 * semantics.c (force_paren_expr): Remove redundant test.
4024 2018-03-02 Marek Polacek <polacek@redhat.com>
4027 * decl.c (cp_complete_array_type): Check error_mark_node.
4030 * typeck.c (cp_perform_integral_promotions): Check the result of
4033 2018-03-02 Jakub Jelinek <jakub@redhat.com>
4036 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
4037 RETURN instead of return.
4038 <case POINTER_PLUS_EXPR>: Likewise.
4039 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
4040 it instead of wrapping it into CONVERT_EXPR.
4042 2018-03-02 Jason Merrill <jason@redhat.com>
4045 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
4047 2018-03-02 Marek Polacek <polacek@redhat.com>
4050 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
4051 wrapped in VIEW_CONVERT_EXPR.
4053 2018-03-01 Martin Sebor <msebor@redhat.com>
4056 * decl.c (check_redeclaration_no_default_args): Merge attributes
4057 specified on redeclarations of the same function template.
4060 2018-03-01 Marek Polacek <polacek@redhat.com>
4061 Jason Merrill <jason@redhat.com>
4064 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
4066 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
4067 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
4068 of instantiate_non_dependent_expr.
4069 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
4071 2018-03-01 Nathan Sidwell <nathan@acm.org>
4074 * name-lookup.c (member_vec_dedup): Remove manually peeled
4075 iteration. Ignore dependent ctor inheritance.
4077 2018-03-01 Jason Merrill <jason@redhat.com>
4079 PR c++/71569 - decltype of template.
4080 * parser.c (cp_parser_decltype_expr): Handle missing template args.
4082 2018-03-01 Marek Polacek <polacek@redhat.com>
4085 * constexpr.c (require_rvalue_constant_expression): New function.
4086 * cp-tree.h: Declare it.
4087 * semantics.c (finish_static_assert): Use it instead of
4088 require_potential_rvalue_constant_expression.
4090 2018-03-01 Jason Merrill <jason@redhat.com>
4091 Alexandre Oliva <aoliva@redhat.com>
4093 PR c++/71569 - ICE with redundant args on member variable template.
4094 * decl.c (start_decl): Handle partial specialization of member
4096 * pt.c (determine_specialization): Allow partial specialization
4097 of member variable template without specializing enclosing class.
4098 (process_partial_specialization): Improve error message.
4100 2018-02-28 Jason Merrill <jason@redhat.com>
4102 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
4103 * pt.c (determine_specialization): Check ref-qualifier.
4105 2018-02-28 Jakub Jelinek <jakub@redhat.com>
4108 * parser.c (cp_parser_attributes_opt): Formatting fix.
4109 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
4110 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
4112 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
4113 instead of tentative parse to peek over optional attribute tokens
4114 to check for CPP_COLON after them.
4118 * pt.c (INCLUDE_STRING): Remove define.
4119 (warn_spec_missing_attributes): Use pretty_printer instead of
4120 std::string. Fix up inform call so that the list of attributes
4123 2018-02-28 Martin Sebor <msebor@redhat.com>
4126 * decl.c (duplicate_decls): Fully merge attributes const, pure,
4129 2018-02-28 Nathan Sidwell <nathan@acm.org>
4132 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
4133 * name-lookup.c (fields_linear_search): Look in an anon-aggr
4134 regardless of want_type.
4135 (search_anon_aggr): Just use get_class_binding_direct.
4137 2018-02-28 Jakub Jelinek <jakub@redhat.com>
4139 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
4142 2018-02-27 Martin Sebor <msebor@redhat.com>
4144 * pt.c: Avoid including <string> directly.
4146 2018-02-27 Martin Sebor <msebor@redhat.com>
4150 * cp-tree.h (warn_spec_missing_attributes): New function.
4151 ((check_explicit_specialization): Add an argument. Call the above
4153 * decl.c (duplicate_decls): Avoid applying primary function template's
4154 attributes to its explicit specializations.
4155 cp/pt.c (warn_spec_missing_attributes): Define.
4157 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
4159 PR c++/71546 - lambda init-capture with qualified-id.
4160 * parser.c (cp_parser_lambda_introducer): Clear scope after
4161 each lambda capture.
4163 2018-02-27 Nathan Sidwell <nathan@acm.org>
4166 * name-lookup.h (get_member_slot): Rename ...
4167 (find_member_slot): ... here.
4168 (add_member_slot): New.
4169 * name-lookup.c (member_vec_linear_search): No need to check for
4171 (get_member_slot): Rename ...
4172 (find_member_slot): ... here. Don't add slot for incomplete class.
4173 (add_member_slot): New.
4174 * class.c (add_method): Adjust get_member_slot rename. Bail out
4175 if push_class_level_binding fails. Create slot and grok
4176 properties once we're committed to insertion.
4178 2018-02-27 Jason Merrill <jason@redhat.com>
4180 PR c++/84489 - dependent default template argument
4181 * pt.c (type_unification_real): Handle early substitution failure.
4183 2018-02-26 Jason Merrill <jason@redhat.com>
4185 PR c++/84560 - ICE capturing multi-dimensional VLA.
4186 * tree.c (array_of_runtime_bound_p): False if the element is
4189 PR c++/84441 - ICE with base initialized from ?:
4190 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
4192 PR c++/84520 - ICE with generic lambda in NSDMI.
4193 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
4194 'this' in a generic lambda instantiation.
4196 PR c++/84559 - ICE with constexpr VLA.
4197 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
4198 for constexpr variable with VLA type.
4200 2018-02-26 Jakub Jelinek <jakub@redhat.com>
4203 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
4204 a valid constant initializer. Formatting fixes.
4206 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
4209 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
4210 returning NULL_TREE.
4211 (apply_late_template_attributes): Likewise.
4213 2018-02-26 Jakub Jelinek <jakub@redhat.com>
4216 * parser.c (cp_parser_omp_var_list_no_open): Only call
4217 cp_parser_lookup_name_simple on names satisfying identifier_p.
4218 (cp_parser_oacc_routine): Likewise.
4220 2018-02-26 Jason Merrill <jason@redhat.com>
4222 PR c++/84551 - ICE with concepts and -g.
4223 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
4225 2018-02-26 Marek Polacek <polacek@redhat.com>
4228 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
4231 2018-02-26 Jason Merrill <jason@redhat.com>
4233 PR c++/84447 - ICE with deleted inherited ctor with default arg.
4234 * call.c (build_over_call): Handle deleted functions in one place.
4236 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
4239 * decl.c (redeclaration_error_message): Don't try to use
4240 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
4242 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
4244 * lambda.c (build_capture_proxy): Define static.
4245 * cp-tree.h (build_capture_proxy): Remove.
4247 2018-02-26 Marek Polacek <polacek@redhat.com>
4250 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
4251 if name is error node.
4253 2018-02-25 Jason Merrill <jason@redhat.com>
4255 PR c++/84015 - ICE with class deduction and auto template parm.
4256 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
4258 2018-02-24 Marek Polacek <polacek@redhat.com>
4261 * constexpr.c (maybe_constant_init_1): New function.
4262 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
4263 (cxx_constant_init): New function.
4264 * cp-tree.h (cxx_constant_init): Declare.
4265 * typeck2.c (store_init_value): Call cxx_constant_init instead of
4266 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
4268 2018-02-22 Jason Merrill <jason@redhat.com>
4270 PR c++/70468 - ICE with constructor delegation via typedef.
4271 * pt.c (tsubst_initializer_list): Check for other mem-initializers
4272 with constructor delegation.
4274 2018-02-22 Jason Merrill <jason@redhat.com>
4276 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
4277 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
4280 2018-02-22 Marek Polacek <polacek@redhat.com>
4283 * parser.c (cp_parser_braced_list): Use require_open instead of
4286 2018-02-21 Jason Merrill <jason@redhat.com>
4288 PR c++/84454 - ICE with pack expansion in signature.
4289 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
4291 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
4293 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
4296 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
4299 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
4302 2018-02-20 Jakub Jelinek <jakub@redhat.com>
4305 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
4306 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
4309 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
4310 returns error_mark_node, return it immediately.
4311 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
4312 error_mark_node, return error_mark_node.
4315 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
4316 function_depth to avoid GC during finish_lambda_function.
4318 2018-02-19 Jason Merrill <jason@redhat.com>
4320 PR c++/84429 - ICE capturing VLA.
4321 * lambda.c (build_capture_proxy): Handle reference refs.
4323 2018-02-19 Jakub Jelinek <jakub@redhat.com>
4326 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
4327 either operand is error_mark_node, set current.lhs to that instead of
4328 creating a binary op with error_mark_node operands.
4331 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
4333 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
4336 * decl.c (grokdeclarator): Early return error_mark_node upon
4337 ill-formed friend declaration.
4339 2018-02-16 Marek Polacek <polacek@redhat.com>
4340 Jakub Jelinek <jakub@redhat.com>
4343 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
4344 set *jump_target to anything if jump_target is NULL.
4346 2018-02-16 Jason Merrill <jason@redhat.com>
4348 PR c++/84151 - unnecessary volatile load with static member.
4349 * call.c (build_new_method_call_1): Avoid loading from a volatile
4350 lvalue used as the object argument for a static member function.
4352 PR c++/81853 - using-directive and constexpr.
4353 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
4355 PR c++/84420 - ICE with structured binding in lambda.
4356 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
4358 PR c++/83835 - C++17 error with constructor ctors.
4359 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
4361 PR c++/82664 - ICE with reference to function template parm.
4362 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
4365 PR c++/82764 - C++17 ICE with empty base
4366 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
4368 2018-02-16 Jason Merrill <jason@redhat.com>
4370 PR c++/84421 - type-dependent if constexpr
4371 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
4373 2018-02-16 Nathan Sidwell <nathan@acm.org>
4375 Deprecate -ffriend-injection.
4376 * decl.c (cxx_init_decl_processing): Emit warning on option.
4377 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
4380 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
4383 * decl.c (check_special_function_return_type): Reject template
4384 template parameter in deduction guide.
4386 2018-02-16 Nathan Sidwell <nathan@acm.org>
4389 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
4391 2018-02-15 Jason Merrill <jason@redhat.com>
4393 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
4394 * call.c (convert_like_real): Don't use the copy-list-initialization
4395 shortcut for ck_base.
4397 PR c++/84045 - ICE with typedef and noexcept.
4398 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
4400 PR c++/84376 - ICE with omitted template arguments.
4401 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
4403 PR c++/84368 - wrong error with local variable in variadic lambda.
4404 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
4405 local_specializations.
4407 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
4410 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
4413 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
4416 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
4419 2018-02-14 Nathan Sidwell <nathan@acm.org>
4421 * decl2.c (mark_vtable_entries): Set input_location to decl's.
4422 (c_parse_final_cleanups): Restore input_location after emitting
4425 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
4427 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
4428 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
4429 auto_deduction_context, tree, int): Add defaults.
4430 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
4431 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
4432 tsubst_flags_t argument.
4433 * init.c (build_new): Likewise.
4435 2018-02-13 Jakub Jelinek <jakub@redhat.com>
4438 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
4439 about return other than *this in assignment operators if
4440 retval is type dependent expression.
4442 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
4445 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
4446 save_expr for the G++ extension.
4448 2018-02-13 Jason Merrill <jason@redhat.com>
4450 PR c++/84080 - ICE with return type deduction and specialization.
4451 * pt.c (determine_specialization): Check uses_template_parms.
4453 Fix more variadic capture issues.
4454 * pt.c (find_parameter_packs_r): Also look at explicit captures.
4455 (check_for_bare_parameter_packs): Check current_class_type for
4457 (extract_locals_r): Handle seeing a full instantiation of a pack.
4458 (tsubst_pack_expansion): Likewise. Force lambda capture.
4459 * parser.c (cp_parser_lambda_introducer): Don't
4460 check_for_bare_parameter_packs.
4462 PR c++/84338 - wrong variadic sizeof.
4463 * pt.c (argument_pack_select_arg): Like the macro, but look through
4465 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
4466 (extract_fnparm_pack): Do make_pack_expansion.
4467 (extract_locals_r): Do strip a pack expansion.
4468 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
4470 2018-02-12 Jakub Jelinek <jakub@redhat.com>
4473 * parser.c (cp_parser_binary_expression): Use build_min instead of
4474 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
4476 2018-02-12 Nathan Sidwell <nathan@acm.org>
4479 * parser.c (cp_parser_decltype): Push and pop
4480 deferring_access_checks. Reorganize to avoid goto.
4482 2018-02-12 Richard Biener <rguenther@suse.de>
4485 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
4486 uniform constructors and delay allocating them fully.
4488 2018-02-09 Jason Merrill <jason@redhat.com>
4490 PR c++/84036 - ICE with variadic capture.
4491 Handle variadic capture proxies more like non-variadic.
4492 * lambda.c (build_capture_proxy): Remove workaround.
4493 * pt.c (find_parameter_packs_r): The proxy is a pack.
4494 (instantiate_class_template_1): Remove dead lambda code.
4495 (extract_fnparm_pack): Don't make_pack_expansion.
4496 (extract_locals_r): Don't strip a pack expansion.
4497 (tsubst_pack_expansion): Handle proxy packs. Use
4498 PACK_EXPANSION_EXTRA_ARGS less.
4499 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
4500 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
4501 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
4502 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
4503 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
4505 2018-02-10 Jakub Jelinek <jakub@redhat.com>
4508 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
4510 2018-02-09 Jason Merrill <jason@redhat.com>
4512 PR c++/81917 - ICE with void_t and partial specialization.
4513 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
4514 calling most_specialized_partial_spec.
4516 2018-02-09 Nathan Sidwell <nathan@acm.org>
4519 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
4520 Pass expr location to strict_aliasing_warning.
4522 2018-02-09 Jason Merrill <jason@redhat.com>
4524 PR c++/84296 - ICE with qualified-id in template.
4526 * pt.c (unknown_base_ref_p): New.
4527 (instantiation_dependent_scope_ref_p): Use it instead of
4528 any_dependent_bases_p.
4530 2018-02-09 Marek Polacek <polacek@redhat.com>
4531 Jakub Jelinek <jakub@redhat.com>
4534 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
4535 fold_indirect_ref_1, including poly_*int64. Verify first that
4536 tree_fits_poly_int64_p (op01). Formatting fixes.
4538 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
4540 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
4541 * lambda.c (build_capture_proxy): Likewise.
4542 * search.c (field_access_p): Likewise.
4543 * semantics.c (omp_clause_decl, omp_privatize_field,
4544 finish_omp_clauses): Likewise.
4546 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
4549 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
4550 case of nullptr too.
4552 2018-02-08 Nathan Sidwell <nathan@acm.org>
4554 * class.c (finish_struct): Fix std:initializer_list diagnostic
4557 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
4560 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
4562 2018-02-07 Jakub Jelinek <jakub@redhat.com>
4565 * parser.c (cp_parser_dot_deref_incomplete): New function.
4566 (cp_parser_postfix_dot_deref_expression): Use it.
4568 2018-02-07 David Malcolm <dmalcolm@redhat.com>
4572 * name-lookup.c (suggest_rid_p): New function.
4573 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
4576 2018-02-07 Jason Merrill <jason@redhat.com>
4578 PR c++/84182 - ICE with captured lambda
4580 * pt.c (extract_locals_r, extract_local_specs): New.
4581 (tsubst_pack_expansion): Use them.
4583 2018-02-07 Martin Liska <mliska@suse.cz>
4586 * class.c (add_method): Append argument value.
4587 * cp-tree.h (maybe_version_functions): Add new argument.
4588 * decl.c (decls_match): Call it if a declaration does not
4589 have DECL_FUNCTION_VERSIONED.
4590 (maybe_version_functions): record argument is added.
4592 2018-02-05 Marek Polacek <polacek@redhat.com>
4594 * class.c: Remove unused global variables.
4595 (build_primary_vtable): Don't gather statistics.
4596 (print_class_statistics): Remove.
4597 * cp-tree.h (print_class_statistics): Remove.
4598 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
4600 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
4602 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
4603 * constexpr.c (cx_check_missing_mem_inits): Likewise.
4604 * decl.c (next_initializable_field, find_decomp_class_base,
4605 cp_finish_decomp): Likewise.
4606 * typeck2.c (process_init_constructor_record): Likewise.
4608 2018-02-02 Jason Merrill <jason@redhat.com>
4610 PR c++/84181 - ICE with lambda parm in template argument.
4611 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
4613 2018-02-01 Jason Merrill <jason@redhat.com>
4615 PR c++/84160 - ICE with nested variadic capture.
4616 * lambda.c (is_capture_proxy_with_ref): New.
4617 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
4619 * expr.c (mark_use): Use is_capture_proxy_with_ref.
4620 * constexpr.c (potential_constant_expression_1): Likewise.
4621 * semantics.c (process_outer_var_ref): Likewise.
4623 2018-02-01 Marek Polacek <polacek@redhat.com>
4626 * typeck.c (build_address): Relax the assert when
4627 processing_template_decl.
4629 2018-02-01 Jason Merrill <jason@redhat.com>
4631 PR c++/84126 - ICE with variadic generic lambda
4634 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
4635 PACK_EXPANSION_EXTRA_ARGS.
4637 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
4640 * call.c (convert_like_real): If w're initializing from {} explicitly
4641 call abstract_virtuals_error_sfinae.
4643 2018-01-31 Jason Merrill <jason@redhat.com>
4644 Jakub Jelinek <jakub@redhat.com>
4647 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
4648 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
4651 2018-01-31 Jakub Jelinek <jakub@redhat.com>
4654 * constexpr.c (diag_array_subscript): Emit different diagnostics
4655 if TYPE_DOMAIN (arraytype) is NULL.
4656 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
4657 with NULL TYPE_DOMAIN use size_zero_node as nelts.
4659 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
4662 * semantics.c (finish_qualified_id_expr): When handling an
4663 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
4665 2018-01-31 Marek Polacek <polacek@redhat.com>
4668 * cp-gimplify.c (cp_fold): Check if X is an error node before
4669 calling useless_type_conversion_p.
4671 2018-01-30 Jason Merrill <jason@redhat.com>
4673 PR c++/84091 - ICE with local class in lambda in template.
4674 * decl2.c (determine_visibility): Look for outer containing template
4677 PR c++/84098 - ICE with lambda in template NSDMI.
4678 * pt.c (instantiate_class_template_1): Ignore more lambdas.
4680 2018-01-29 Jason Merrill <jason@redhat.com>
4682 PR c++/68810 - wrong location for reinterpret_cast error.
4683 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
4686 2018-01-29 Marek Polacek <polacek@redhat.com>
4689 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
4690 => fooarray[1] in offset_int.
4692 2018-01-29 Jason Merrill <jason@redhat.com>
4694 PR c++/83942 - wrong unused warning with static_cast.
4695 * cvt.c (ocp_convert): Call mark_rvalue_use.
4697 2018-01-26 Jason Merrill <jason@redhat.com>
4699 PR c++/83956 - wrong dtor error with anonymous union
4700 * method.c (walk_field_subobs): Variant members only affect
4702 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
4704 PR c++/84036 - ICE with variadic capture.
4706 * pt.c (tsubst_pack_expansion): When optimizing a simple
4707 substitution, pull a single pack expansion out of its pack.
4709 PR c++/82514 - ICE with local class in generic lambda.
4710 * pt.c (regenerated_lambda_fn_p): Remove.
4711 (enclosing_instantiation_of): Don't use it.
4712 (tsubst_function_decl): Call enclosing_instantiation_of.
4714 * pt.c (lookup_template_class_1): Add sanity check.
4715 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
4717 2018-01-25 Jakub Jelinek <jakub@redhat.com>
4720 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
4721 recursive calls that return ret.
4722 (cp_finish_decomp): Ignore unnamed bitfields.
4724 2018-01-23 Jason Merrill <jason@redhat.com>
4726 PR c++/82249 - wrong mismatched pack length error.
4727 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
4728 unsubstituted function parameter pack.
4730 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
4733 * decl.c (check_for_uninitialized_const_var): Not static; add
4734 bool and tsubst_flags_t parameters; adjust to be used both in
4735 constexpr context and not.
4736 * constexpr.c (potential_constant_expression_1): Use the above.
4737 * cp-tree.h (check_for_uninitialized_const_var): Declare.
4739 2018-01-23 Jason Merrill <jason@redhat.com>
4741 PR c++/83947 - ICE with auto declarations.
4742 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
4743 * decl.c (undeduced_auto_decl): Limit to vars and fns.
4745 2018-01-23 David Malcolm <dmalcolm@redhat.com>
4748 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
4749 for pointer to member function types.
4751 2018-01-23 Jakub Jelinek <jakub@redhat.com>
4754 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
4755 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
4757 2018-01-23 Nathan Sidwell <nathan@acm.org>
4760 * pt.c (tsubst_baselink): Remove optype assert.
4761 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
4763 2018-01-23 Jakub Jelinek <jakub@redhat.com>
4766 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
4767 refers to incomplete type.
4769 2018-01-23 Nathan Sidwell <nathan@acm.org>
4771 Deprecate ARM-era for scope handling
4772 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
4773 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
4775 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
4777 * semantics.c (begin_for_scope): Flag_new_for_scope is
4779 (finish_for_stmt, begin_range_for_stmt): Likewise.
4781 2018-01-22 Jason Merrill <jason@redhat.com>
4784 * decl2.c (determine_visibility): Fix template_decl handling
4785 instead of blocking it.
4787 PR c++/83720 - ICE with lambda and LTO.
4788 * decl2.c (determine_visibility): Clear template_decl for
4789 function-scope decls. Propagate anonymous linkage from containing
4792 2018-01-22 Marek Polacek <polacek@redhat.com>
4795 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
4798 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
4801 * decl.c (grokdeclarator): Don't diagnose extra parens
4804 2018-01-19 Jakub Jelinek <jakub@redhat.com>
4807 * call.c (joust): Use TREE_TYPE (source) if source is
4808 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
4811 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
4812 for direct enum init.
4813 * decl.c (reshape_init): Likewise.
4815 2018-01-19 Marek Polacek <polacek@redhat.com>
4817 * constexpr.c (fold_simple): Simplify.
4819 2018-01-18 Jason Merrill <jason@redhat.com>
4822 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
4823 * pt.c (instantiation_dependent_scope_ref_p): True if
4824 any_dependent_bases_p.
4826 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
4828 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
4829 vs DECL_NONTRIVIALLY_INITIALIZED_P).
4831 2018-01-18 Jason Merrill <jason@redhat.com>
4833 PR c++/82461 - constexpr list-initialized member
4834 * constexpr.c (potential_constant_expression_1): Check
4835 TARGET_EXPR_DIRECT_INIT_P.
4837 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
4840 * decl.c (xref_basetypes): Early return upon error about derived
4843 2018-01-18 Nathan Sidwell <nathan@acm.org>
4846 * cp-tree.h (mark_use): Declare.
4847 * expr.c (mark_use): Make extern.
4848 * call.c (direct_reference_binding): Set inner conv's
4849 rvaluedness_matches_p, if it is an identity.
4850 (convert_like_real): Mark lvalue or rvalue use for identity as
4851 rvaledness_matches_p demands.
4853 2018-01-18 Jakub Jelinek <jakub@redhat.com>
4856 * parser.c (attr_chainon): New function.
4857 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
4858 cp_parser_namespace_definition, cp_parser_init_declarator,
4859 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
4860 cp_parser_gnu_attributes_opt): Use it.
4861 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
4862 cp_parser_objc_struct_declaration): Likewise. Don't reset
4863 prefix_attributes if attributes is error_mark_node.
4865 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
4868 * decl.c (grokdeclarator): Do not append the error_mark_node
4869 due to an erroneous optional attribute-specifier-seq.
4871 2018-01-17 Jakub Jelinek <jakub@redhat.com>
4874 * cp-gimplify.c (cp_maybe_instrument_return): Handle
4877 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
4880 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
4881 error_mark_node when we give an error.
4882 * decl.c (cp_finish_decl): Use the latter.
4884 2018-01-17 Nathan Sidwell <nathan@acm.org>
4887 * init.c (build_raw_new_expr): Scan list for lookups to keep.
4889 2018-01-17 David Malcolm <dmalcolm@redhat.com>
4892 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
4893 the C++ part. If processing a template, call
4894 fold_non_dependent_expr rather than fully folding.
4896 2018-01-17 Jason Merrill <jason@redhat.com>
4898 PR c++/81067 - redundant NULL warning.
4899 * call.c (convert_like_real): Restore null_node handling.
4901 2018-01-17 Jason Merrill <jason@redhat.com>
4903 PR c++/81843 - ICE with variadic member template.
4905 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
4908 2018-01-17 David Malcolm <dmalcolm@redhat.com>
4911 * pt.c (type_dependent_expression_p): Strip any location wrapper
4912 before testing tree codes.
4913 (selftest::test_type_dependent_expression_p): New function.
4914 (selftest::cp_pt_c_tests): Call it.
4916 2018-01-17 Nathan Sidwell <nathan@acm.org>
4919 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
4920 this not a final instantiation.
4922 2018-01-16 Jason Merrill <jason@redhat.com>
4924 PR c++/83714 - ICE checking return in template.
4925 * typeck.c (check_return_expr): Call build_non_dependent_expr.
4927 2018-01-16 Jakub Jelinek <jakub@redhat.com>
4930 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
4931 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
4932 instead of CALL_FROM_THUNK_P.
4935 * name-lookup.c (member_vec_dedup): Return early if len is 0.
4936 (resort_type_member_vec, set_class_bindings,
4937 insert_late_enum_def_bindings): Use vec qsort method instead of
4938 calling qsort directly.
4940 2018-01-15 Martin Sebor <msebor@redhat.com>
4943 * class.c (find_flexarrays): Make a record of multiple flexible array
4946 2018-01-12 Jason Merrill <jason@redhat.com>
4948 PR c++/83186 - ICE with static_cast of list-initialized temporary.
4949 * typeck.c (build_static_cast): Use build_non_dependent_expr.
4951 2018-01-12 Nathan Sidwell <nathan@acm.org>
4953 * cp-tree.h (mark_rvalue_use): Add parm name.
4954 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
4956 * call.c (convert_like_real): Fix formatting.
4958 2018-01-11 Jason Merrill <jason@redhat.com>
4960 PR c++/82728 - wrong -Wunused-but-set-variable
4963 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
4964 * decl.c (case_conversion): Likewise.
4965 * semantics.c (finish_static_assert): Call
4966 perform_implicit_conversion_flags.
4968 2018-01-11 Nathan Sidwell <nathan@acm.org>
4970 * method.c (enum mangling_flags): Delete long-dead enum.
4972 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
4974 * parser.c (cp_parser_std_attribute_spec): When
4975 token_pair::require_open / require_close return false simply
4976 return error_mark_node, avoid duplicate cp_parser_error about
4977 expected '(' / ')', respectively.
4979 2018-01-10 David Malcolm <dmalcolm@redhat.com>
4982 * call.c (null_ptr_cst_p): Strip location wrappers when
4983 converting from '0' to a pointer type in C++11 onwards.
4984 (conversion_null_warnings): Replace comparison with null_node with
4985 call to null_node_p.
4986 (build_over_call): Likewise.
4987 * cp-gimplify.c (cp_fold): Remove the early bailout when
4988 processing_template_decl.
4989 * cp-lang.c (selftest::run_cp_tests): Call
4990 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
4991 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
4992 (selftest::run_cp_tests): Move decl to bottom of file.
4993 (null_node_p): New inline function.
4994 (selftest::cp_pt_c_tests): New decl.
4995 (selftest::cp_tree_c_tests): New decl.
4996 * cvt.c (build_expr_type_conversion): Replace comparison with
4997 null_node with call to null_node_p.
4998 * error.c (args_to_string): Likewise.
4999 * except.c (build_throw): Likewise.
5000 * mangle.c (write_expression): Skip location wrapper nodes.
5001 * parser.c (literal_integer_zerop): New function.
5002 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
5003 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
5004 param of cp_parser_parenthesized_expression_list. When calling
5005 warn_for_memset, replace integer_zerop calls with
5006 literal_integer_zerop, eliminating the double logical negation
5007 cast to bool. Eliminate the special-casing for CONST_DECL in
5008 favor of the fold_for_warn within warn_for_memset.
5009 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
5010 param, defaulting to false. Convert "expr" to a cp_expr, and call
5011 maybe_add_location_wrapper on it when wrap_locations_p is true.
5012 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
5013 the result for RID_ALIGNOF and RID_SIZEOF.
5014 (cp_parser_builtin_offsetof): Likewise.
5015 * pt.c: Include "selftest.h".
5016 (tsubst_copy): Handle location wrappers.
5017 (tsubst_copy_and_build): Likewise.
5018 (build_non_dependent_expr): Likewise.
5019 (selftest::test_build_non_dependent_expr): New function.
5020 (selftest::cp_pt_c_tests): New function.
5021 * tree.c: Include "selftest.h".
5022 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
5023 (selftest::test_lvalue_kind): New function.
5024 (selftest::cp_tree_c_tests): New function.
5025 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
5026 (cp_build_binary_op): Replace comparison with null_node with call
5028 (build_address): Use location of operand when building address
5031 2018-01-10 Marek Polacek <polacek@redhat.com>
5034 * call.c (build_conditional_expr_1): Check complain before warning.
5035 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
5036 -Wduplicated-branches.
5038 2018-01-10 Jakub Jelinek <jakub@redhat.com>
5041 * call.c (maybe_warn_class_memaccess): Add forward declaration.
5042 Change last argument from tree * to const vec<tree, va_gc> *, adjust
5043 args uses and check number of operands too. Don't strip away any
5044 nops. Use maybe_constant_value when looking for INTEGER_CST args.
5045 Deal with src argument not having pointer type. Check
5046 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
5048 (build_over_call): Call maybe_warn_class_memaccess here on the
5050 (build_cxx_call): Rather than here on converted arguments.
5052 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
5055 * init.c (build_vec_init): Avoid building an INIT_EXPR with
5056 error_mark_node as second argument.
5058 2018-01-09 Jakub Jelinek <jakub@redhat.com>
5061 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
5062 in STATEMENT_LIST. Remove unneeded assert.
5064 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
5065 Alan Hayward <alan.hayward@arm.com>
5066 David Sherwood <david.sherwood@arm.com>
5068 * constexpr.c (cxx_eval_array_reference): Handle polynomial
5070 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
5071 * call.c (build_conditional_expr_1): Likewise.
5072 * decl.c (cp_finish_decomp): Likewise.
5073 * mangle.c (write_type): Likewise.
5074 * typeck.c (structural_comptypes): Likewise.
5075 (cp_build_binary_op): Likewise.
5076 * typeck2.c (process_init_constructor_array): Likewise.
5078 2018-01-03 Jakub Jelinek <jakub@redhat.com>
5081 * typeck.c (build_static_cast_1): For static casts to reference types,
5082 call build_base_path with flag_delete_null_pointer_checks as nonnull
5083 instead of always false. When -fsanitize=null, call
5084 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
5085 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
5086 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
5088 2018-01-03 Nathan Sidwell <nathan@acm.org>
5091 * method.c (make_alias_for): Copy DECL_CONTEXT.
5093 2018-01-03 Marek Polacek <polacek@redhat.com>
5096 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
5098 2018-01-03 Jakub Jelinek <jakub@redhat.com>
5100 PR preprocessor/83602
5101 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
5105 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
5106 error_mark_node, return error_mark_node.
5108 Update copyright years.
5110 2018-01-02 Jakub Jelinek <jakub@redhat.com>
5113 * tree.c (replace_placeholders_r): Pass NULL as last argument to
5114 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
5115 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
5116 to false and return.
5117 (replace_placeholders): Pass NULL instead of &pset as last argument
5120 2018-01-02 Nathan Sidwell <nathan@acm.org>
5122 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
5125 Copyright (C) 2018 Free Software Foundation, Inc.
5127 Copying and distribution of this file, with or without modification,
5128 are permitted in any medium without royalty provided the copyright
5129 notice and this notice are preserved.