1 2016-11-04 Paolo Carlini <paolo.carlini@oracle.com>
4 * pt.c (tsubst_expr, case IF_STMT): Use fold_non_dependent_expr
5 to suppress unwanted warnings.
7 2016-11-03 Jason Merrill <jason@redhat.com>
10 * call.c (convert_default_arg): Look through inheriting ctors.
12 2016-11-03 Jakub Jelinek <jakub@redhat.com>
13 Alexandre Oliva <aoliva@redhat.com>
14 Jason Merrill <jason@redhat.com>
18 * tree.c (cp_check_qualified_type): Use check_base_type and
19 TYPE_QUALS comparison instead of check_qualified_type.
20 (cxx_type_hash_eq): Return false if type_memfn_rqual don't match.
21 * cp-objcp-common.c (cp_get_debug_type): New function.
22 (cp_decl_dwarf_attribute): Don't handle types here.
23 (cp_type_dwarf_attribute): New function.
24 * cp-objcp-common.h (cp_get_debug_type, cp_type_dwarf_attribute):
26 (LANG_HOOKS_GET_DEBUG_TYPE, LANG_HOOKS_TYPE_DWARF_ATTRIBUTE):
29 2016-11-03 Jason Merrill <jason@redhat.com>
31 * tree.c (cp_check_qualified_type): Call check_base_type instead
32 of check_qualified_type.
33 (cxx_type_hash_eq): Check ref-qualifiers.
34 * typeck.c (apply_memfn_quals): No need to mess with TYPE_CANONICAL.
36 2016-11-01 Jason Merrill <jason@redhat.com>
38 Implement P0136R1, Rewording inheriting constructors.
39 * call.c (enum rejection_reason_code): Add rr_inherited_ctor.
40 (inherited_ctor_rejection): New.
41 (add_function_candidate): Reject inherited ctors for copying.
42 (enforce_access): Use strip_inheriting_ctors.
43 (print_z_candidate): Likewise. Handle rr_inherited_ctor.
44 (convert_like_real): Avoid copying inheriting ctor parameters.
45 (build_over_call): Likewise. A base ctor inheriting from vbase
46 has no parms. Sorry about varargs.
47 (joust): A local constructor beats inherited with the same convs.
48 * class.c (add_method): Handle hiding inheriting ctors.
49 (one_inherited_ctor): Handle new semantics.
50 (add_implicitly_declared_members): Pass using_decl down.
51 (build_clone): A base ctor inheriting from vbase has no parms.
52 * cp-tree.h (DECL_INHERITED_CTOR): Store this instead of the base.
53 (SET_DECL_INHERITED_CTOR): Likewise.
54 (DECL_INHERITED_CTOR_BASE): Adjust.
55 * constexpr.c: Adjust.
56 * error.c (dump_function_decl): Decorate inheriting ctors.
57 * init.c (emit_mem_initializers): Suppress access control in
59 * mangle.c (write_special_name_constructor): Handle new inheriting
61 * method.c (strip_inheriting_ctors, inherited_ctor_binfo)
62 (ctor_omit_inherited_parms, binfo_inherited_from): New.
63 (synthesized_method_walk): Use binfo_inherited_from. Suppress
64 access control in inheriting ctor.
65 (deduce_inheriting_ctor): Deleted if ambiguous ctor inheritance.
66 (maybe_explain_implicit_delete): Explain ambigous ctor inheritance.
67 (add_one_base_init, do_build_copy_constructor): Adjust.
68 (locate_fn_flags, explain_implicit_non_constexpr): Adjust.
69 (implicitly_declare_fn): Adjust.
70 (get_inherited_ctor): Remove.
71 * name-lookup.c (do_class_using_decl): Check for indirect ctor
73 * optimize.c (cdtor_comdat_group): Adjust for new mangling.
74 (maybe_clone_body): Handle omitted parms in base clone.
75 (maybe_thunk_body): Don't thunk if base clone omits parms.
76 * pt.c (tsubst_decl): Adjust.
77 (instantiate_template_1): Suppress access control in inheriting
79 (fn_type_unification): Do deduction with inherited ctor.
80 * tree.c (special_function_p): Adjust.
82 2016-11-01 Jakub Jelinek <jakub@redhat.com>
84 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle DW_AT_inline.
86 2016-11-01 Jason Merrill <jason@redhat.com>
88 * class.c (declared_access): Split out from handle_using_decl.
90 2016-10-31 Jakub Jelinek <jakub@redhat.com>
93 * parser.c (cp_parser_postfix_expression): Replace return statement in
94 the first switch with setting postfix_expression to the return
95 expression and break;.
98 * pt.c (tsubst_expr) <case CASE_LABEL_EXPR> Copy over
99 FALLTHROUGH_LABEL_P flag to the new LABEL_DECL.
100 (tsubst_expr) <case LABEL_EXPR>: Likewise.
102 2016-09-11 Le-Chun Wu <lcwu@google.com>
103 Mark Wielaard <mjw@redhat.com>
105 * name-lookup.c (pushdecl_maybe_friend): When emitting a
106 shadowing warning, use the code corresponding to the
107 given -Wshadow= variant.
109 2016-10-26 Jason Merrill <jason@redhat.com>
111 * class.c (add_method): Allow using-declarations to coexist.
113 2016-10-25 Jason Merrill <jason@redhat.com>
115 * constexpr.c (maybe_constant_init): Pull out TARGET_EXPR_INITIAL.
116 (cxx_eval_outermost_constant_expr): Don't return a CONSTRUCTOR
117 with CONSTRUCTOR_NO_IMPLICIT_ZERO.
118 (cxx_eval_call_expression): Clear CONSTRUCTOR_NO_IMPLICIT_ZERO.
120 2016-10-25 Jakub Jelinek <jakub@redhat.com>
122 * parser.c (cp_parser_postfix_expression): Adding missing break;.
124 * cp-tree.h (finish_builtin_launder): Declare.
125 * parser.c (cp_parser_postfix_expression): Handle RID_BUILTIN_LAUNDER.
126 * semantics.c (finish_builtin_launder): New function.
127 * pt.c (tsubst_copy_and_build): Handle instantiation of IFN_LAUNDER.
128 * constexpr.c (cxx_eval_internal_function): Handle IFN_LAUNDER.
129 (potential_constant_expression_1): Likewise.
131 2016-10-24 Jakub Jelinek <jakub@redhat.com>
133 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle DW_AT_reference
134 and DW_AT_rvalue_reference.
136 * cxx-pretty-print.c (pp_cxx_check_constraint): Use VAR_P (x)
137 instead of TREE_CODE (x) == VAR_DECL.
138 * constraint.cc (get_concept_definition): Likewise.
139 (finish_shorthand_constraint): Likewise.
140 * init.c (warn_placement_new_too_small): Likewise.
141 * cp-gimplify.c (cp_genericize_r): Likewise.
143 2016-10-21 Jason Merrill <jason@redhat.com>
146 * pt.c (convert_template_argument): Call convert_nontype_argument
147 on value-dependent but not type-dependent arguments.
148 (convert_nontype_argument): Handle value-dependent arguments.
149 (canonicalize_expr_argument): New.
150 (deducible_expression, unify): Skip CONVERT_EXPR.
151 * error.c (dump_template_argument): Likewise.
152 * mangle.c (write_expression): Likewise.
154 * ptree.c (cxx_print_xnode) [TEMPLATE_PARM_INDEX]: Dump the decl.
156 2016-10-21 Jakub Jelinek <jakub@redhat.com>
158 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle
161 2016-10-17 Jakub Jelinek <jakub@redhat.com>
163 * cp-objcp-common.h (cp_function_decl_explicit_p,
164 cp_function_decl_deleted_p, cp_function_decl_defaulted): Remove.
165 (cp_decl_dwarf_attribute): Declare.
166 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
167 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
168 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
169 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Redefine.
170 * cp-objcp-common.c (cp_function_decl_explicit_p,
171 cp_function_decl_deleted_p, cp_function_decl_defaulted): Remove.
172 (cp_decl_dwarf_attribute): New function.
174 2016-10-15 Jason Merrill <jason@redhat.com>
177 * constexpr.c (maybe_simplify_trivial_copy): New.
178 (cxx_eval_store_expression): Call it.
179 * call.c (build_over_call): Use unsigned char for trivial copy.
181 2016-10-14 Jason Merrill <jason@redhat.com>
183 Implement P0017R1, C++17 aggregates with bases.
184 * class.c (build_base_field_1): Split out from...
185 (build_base_field): ...here. In C++17 mode, build a field for
187 * decl.c (xref_basetypes): In C++17 aggregates can have bases.
188 (next_initializable_field): Allow base fields in C++17.
189 * typeck2.c (process_init_constructor_record): Likewise.
191 2016-10-14 Jakub Jelinek <jakub@redhat.com>
193 DR 1511 - const volatile variables and ODR
194 * decl.c (grokvardecl): Change flags argument to type_quals,
195 add conceptp argument. Set TREE_PUBLIC for non-static volatile vars.
196 (grokdeclarator): Adjust grokvardecl caller.
198 2016-10-13 Martin Sebor <msebor@redhat.com>
201 * class.c (struct flexmems_t): Add members.
202 (find_flexarrays): Add arguments. Correct handling of anonymous
204 (diagnose_flexarrays): Adjust to issue warnings in addition to errors.
205 (check_flexarrays): Add argument.
206 (diagnose_invalid_flexarray): New functions.
208 2016-10-13 Jakub Jelinek <jakub@redhat.com>
209 Jason Merrill <jason@redhat.com>
211 Implement P0386R2 - C++17 inline variables
212 * cp-tree.h (struct lang_type): Shrink language field to 1 bit
213 from 4. Add var_declared_inline_p field. Mention 2 spare bits.
214 (DECL_VAR_DECLARED_INLINE_P): Define.
215 (SET_DECL_VAR_DECLARED_INLINE_P): Define.
216 (DECL_INLINE_VAR_P): Define.
217 (diagnose_inline_vars_for_namespace): Declare.
218 * decl.c (diagnose_inline_vars_for_namespace): New function.
219 (duplicate_decls): For static data members copy
220 DECL_DECLARED_CONSTEXPR_P.
221 (redeclaration_error_message): Handle C++17 redundant redeclaration
222 of constexpr static data member outside of class.
223 (maybe_commonize_var): Handle inline variables.
224 (check_initializer): Ignore inline variables for diagnostics.
225 Adjust diagnostic wording for C++17.
226 (make_rtl_for_nonlocal_decl): Allow in-class definition of
227 inline static data members.
228 (bad_specifiers): Don't diagnose inline on variables here.
229 (grokvardecl): Add inlinep argument, non-static const inline variables
231 (check_static_variable_definition): Return early also for inline
233 (mark_inline_variable): New.
234 (grokdeclarator): Handle inline variables and inline static data
236 * typeck2.c (store_init_value): Don't diagnose non-constant
237 initializers for non-constexpr inline static data members.
238 * decl2.c (vague_linkage_p): Return true for inline variables.
239 (c_parse_final_cleanups): In-class declaration of inline static
240 data members is a definition. Call diagnose_inline_vars_for_namespace
241 through walk_namespaces.
242 * pt.c (instantiate_decl): Set pattern_defined for in-class definitions
243 of inline static data members.
245 2016-10-13 Jason Merrill <jason@redhat.com>
247 * decl.c (mark_inline_variable): New.
250 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
252 * decl2.c: Include memmodel.h.
255 2016-10-11 Jason Merrill <jason@redhat.com>
258 * init.c (build_new_1): Don't -Waligned-new about placement new.
259 (malloc_alignment): New. Consider MALLOC_ABI_ALIGNMENT.
260 * decl.c (cxx_init_decl_processing): New.
262 2016-10-10 Jason Merrill <jason@redhat.com>
266 * pt.c (do_class_deduction): Set cp_unevaluated_operand.
267 (tsubst) [TEMPLATE_TYPE_PARM]: Copy CLASS_PLACEHOLDER_TEMPLATE.
269 2016-10-08 Jason Merrill <jason@redhat.com>
271 * cp-gimplify.c (cp_fold): Add variable name.
273 * cp-gimplify.c (cp_fold): Distribute cp_truthvalue_conversion
276 2016-10-07 Jason Merrill <jason@redhat.com>
278 Further P0135 refinement.
279 * call.c (build_user_type_conversion_1): Consider conversions from
280 a single element in an initializer-list.
281 (build_temp): Undo early_elide_copy change.
282 (build_over_call): Check that we don't try to copy a TARGET_EXPR
283 in C++17 mode. Set user_conv_p here.
284 (convert_like_real): Not here.
285 (check_self_delegation): Split out from...
286 (build_special_member_call): ...here. Handle C++17 copy elision.
287 * cvt.c (early_elide_copy): Remove.
288 (ocp_convert): Undo early_elide_copy change.
289 * except.c (build_throw): Likewise.
290 * init.c (expand_default_init): Likewise.
291 * typeck.c (cp_build_modify_expr): Likewise.
293 2016-10-07 Nathan Sidwell <nathan@acm.org>
297 * init.c (emit_mem_initializers): Don't construct vbases of
299 (push_base_cleanups): Don't push vbase cleanups for abstract class
301 * method.c (synthethesized_method_walk): Don't walk vbases of
302 abstract classes when in C++14 mode.
304 2016-10-07 Jakub Jelinek <jakub@redhat.com>
306 Implement LWG2296 helper intrinsic
307 * parser.c (cp_parser_postfix_expression): Handle RID_ADDRESSOF.
308 * cp-objcp-common.c (cp_common_init_ts): Handle ADDRESSOF_EXPR.
309 * constexpr.c (potential_constant_expression_1): Likewise.
310 * error.c (dump_expr): Likewise.
311 * typeck.c (cp_build_addressof): New function.
312 * cp-tree.h (cp_build_addressof): Declare.
313 * cxx-pretty-print.h (pp_cxx_addressof_expression): Declare.
314 * cp-tree.def (ADDRESSOF_EXPR): New tree code.
315 * cxx-pretty-print.c (cxx_pretty_printer::primary_expression): Handle
316 ADDRESSOF_EXPR. Add __builtin_addressof and
317 __has_unique_object_representations into syntax in function comment.
318 (pp_cxx_addressof_expression): New function.
319 * pt.c (tsubst_copy_and_build): Handle ADDRESSOF_EXPR.
321 2016-10-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
324 * parser.c (cp_parser_base_specifier): Fix a warning.
326 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
329 * decl.c (grokdeclarator): Try to find the correct location for an
332 2016-10-07 Martin Liska <mliska@suse.cz>
334 * lambda.c (maybe_add_lambda_conv_op): Set default value.
336 2016-10-06 Jason Merrill <jason@redhat.com>
338 * call.c (build_temp, convert_like_real): Don't re-copy
339 TARGET_EXPR. Handle packed fields.
340 (build_x_va_arg): Wrap it in a TARGET_EXPR.
341 (build_over_call): Add sanity check.
342 * cvt.c (early_elide_copy): New.
343 (ocp_convert): Use it.
344 * except.c (build_throw): Use it.
345 * init.c (get_nsdmi): Put back the TARGET_EXPR.
346 (expand_default_init): Call early_elide_copy.
347 * typeck.c (cp_build_modify_expr): Call early_elide_copy.
349 2016-10-06 Jakub Jelinek <jakub@redhat.com>
351 Implement P0258R2 - helper for C++17
352 std::has_unique_object_representations trait
353 * cp-tree.h (enum cp_trait_kind): Add
354 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
355 (struct lang_type_class): Add unique_obj_representations
356 and unique_obj_representations_set bitfields.
357 (CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS,
358 CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS_SET): Define.
359 (type_has_unique_obj_representations): Declare.
360 * parser.c (cp_parser_primary_expression): Handle
361 RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
362 (cp_parser_trait_expr): Likewise. Formatting fix.
363 * semantics.c (trait_expr_value, finish_trait_expr): Handle
364 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
365 * tree.c (type_has_unique_obj_representations): New function.
366 (record_has_unique_obj_representations): New function.
367 * cxx-pretty-print.c (pp_cxx_trait_expression): Handle
368 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
370 2016-10-05 Jason Merrill <jason@redhat.com>
372 Implement P0135R1, Guaranteed copy elision.
373 * cvt.c (ocp_convert): Don't re-copy a TARGET_EXPR in C++17.
376 * call.c (reference_binding): Fix binding to member of temporary.
378 * call.c (extend_ref_init_temps): Fix TARGET_EXPR handling.
380 * parser.c (cp_parser_skip_to_end_of_statement): Add missing break.
382 * semantics.c (finish_compound_literal): Handle class placeholder.
384 2016-10-05 Marek Polacek <polacek@redhat.com>
386 Implement P0305R1, Selection statements with initializer.
387 * cp-array-notation.c (create_an_loop): Call finish_init_stmt
388 instead of finish_for_init_stmt.
389 * cp-tree.h (finish_for_init_stmt): Rename to finish_init_stmt.
390 * decl.c (poplevel): Adjust a comment.
391 * init.c (build_vec_init): Call finish_init_stmt instead of
392 finish_for_init_stmt.
393 * name-lookup.c (pushdecl_maybe_friend_1): Adjust a comment.
394 * name-lookup.h (enum scope_kind): Likewise.
395 * parser.c (cp_parser_statement): Update commentary.
396 (cp_parser_init_statement_p): New function.
397 (cp_parser_selection_statement): Parse the optional init-statement.
398 (cp_parser_for): Call finish_init_stmt instead of finish_for_init_stmt.
399 (cp_parser_c_for): Likewise.
400 (cp_convert_range_for): Call finish_init_stmt instead of finish_for_init_stmt.
401 (cp_parser_range_for_member_function): Update commentary.
402 (cp_parser_iteration_statement):
403 (cp_parser_for_init_statement): Rename to cp_parser_init_statement.
404 * pt.c (tsubst_omp_for_iterator): Update commentary.
405 (tsubst_expr): Call finish_init_stmt instead of finish_for_init_stmt.
406 * semantics.c (finish_for_init_stmt): Rename to finish_init_stmt.
409 2016-10-04 Jason Merrill <jason@redhat.com>
412 * pt.c (do_class_deduction): Handle list-initialization.
413 (do_auto_deduction): Call it sooner.
414 (build_deduction_guide): Use tsubst_arg_types.
415 (rewrite_template_parm): Don't copy_type.
418 * constexpr.c (cxx_eval_component_reference): Use name matching
421 Implement P0091R2, Template argument deduction for class templates.
422 * parser.c (cp_parser_simple_type_specifier): Parse class placeholder.
423 Use the location of the beginning of the type-specifier.
424 (cp_parser_init_declarator): Parse deduction guide.
425 (cp_parser_diagnose_invalid_type_name): Mention class deduction.
426 (cp_parser_type_id_1): Don't accept class placeholder as template arg.
427 * cp-tree.h (CLASS_PLACEHOLDER_TEMPLATE): New.
428 * decl.c (grokdeclarator): Check for uninitialized auto here.
429 (start_decl_1): Not here.
430 (cp_finish_decl): Or here. Don't collapse a list when doing
432 (grokfndecl): Check deduction guide scope and body.
433 * error.c (dump_decl, dump_function_decl, dump_function_name):
434 Handle deduction guides.
435 * pt.c (make_template_placeholder, do_class_deduction): New.
436 (build_deduction_guide, rewrite_template_parm): New.
437 (dguide_name, dguide_name_p, deduction_guide_p): New.
438 (do_auto_deduction): Call do_class_deduction.
439 (splice_late_return_type, is_auto): Handle class placeholders.
440 (template_parms_level_to_args): Split from template_parms_to_args.
441 (tsubst_template_parms_level): Split from tsubst_template_parms.
442 * typeck2.c (build_functional_cast): Handle class placeholder.
444 2016-10-04 Martin Sebor <msebor@redhat.com>
447 * init.c (warn_placement_new_too_small): Avoid assuming an array type
450 2016-10-04 Jakub Jelinek <jakub@redhat.com>
453 * parser.c (cp_parser_lambda_declarator_opt): Only pedwarn
454 for C++11 on decls in the param_list. Test cxx_dialect < cxx14 before
457 * cp-tree.h (enum cp_tree_index): Remove CPTI_JAVA_*,
458 CPTI_LANG_NAME_JAVA and CPTI_JCLASS.
459 (java_byte_type_node, java_short_type_node, java_int_type_node,
460 java_long_type_node, java_float_type_node, java_double_type_node,
461 java_char_type_node, java_boolean_type_node, lang_name_java,
462 jclass_node): Remove.
463 (enum languages): Remove lang_java.
464 (TYPE_FOR_JAVA): Remove.
465 (struct lang_type_class): Remove java_interface bit-field.
466 (TYPE_JAVA_INTERFACE): Remove.
467 (pragma_java_exceptions): Remove.
468 (check_java_method, build_java_class_ref): Remove prototypes.
469 * name-lookup.c (pushtag_1): Don't set TYPE_FOR_JAVA.
470 * decl2.c (acceptable_java_type, check_java_method): Remove.
471 (import_export_decl): Remove TYPE_FOR_JAVA handling.
472 (build_java_method_aliases): Remove.
473 (c_parse_final_cleanups): Don't call build_java_method_aliases.
474 (possibly_inlined_p): Don't test pragma_java_exceptions.
475 * init.c (build_new_1): Remove TYPE_FOR_JAVA handling.
476 (build_java_class_ref): Remove.
477 * pt.c (maybe_new_partial_specialization, lookup_template_class_1,
478 instantiate_class_template_1): Don't copy TYPE_FOR_JAVA.
479 * except.c (eh_type_info): Remove java type handling.
480 (decl_is_java_type, choose_personality_routine): Remove.
481 (initialize_handler_parm): Don't call choose_personality_routine.
482 (expand_start_catch_block): Don't handle java types.
483 (build_throw): Likewise.
484 * cp-lang.c (cp_eh_personality): Don't handle pragma_java_exceptions.
485 * typeck.c (structural_comptypes): Don't compare TYPE_FOR_JAVA.
486 * call.c (build_over_call): Don't handle TYPE_JAVA_INTERFACE.
487 (java_iface_lookup_fn): Remove.
488 (build_java_interface_fn_ref): Remove.
489 * tree.c (cxx_attribute_table): Remove java_interface.
490 (handle_java_interface_attribute): Remove.
491 * lex.c (pragma_java_exceptions): Remove.
492 (init_cp_pragma): Don't register GCC java_exceptions pragma.
493 (handle_pragma_java_exceptions): Remove.
494 (retrofit_lang_decl): Don't handle lang_name_java.
495 * method.c (implicitly_declare_fn): Don't handle TYPE_FOR_JAVA.
496 * error.c (language_to_string): Don't handle lang_java.
497 * decl.c (record_builtin_java_type): Remove.
498 (initialize_predefined_identifiers): Remove Java.
499 (cxx_init_decl_processing): Remove java_*_type_node.
500 (cp_finish_decl): Don't handle TYPE_FOR_JAVA.
501 (grokfndecl): Likewise.
502 (check_special_function_return_type): Likewise.
503 (grokdeclarator): Don't set TYPE_FOR_JAVA.
504 (grokparms): Don't handle TYPE_FOR_JAVA.
505 (xref_basetypes): Likewise.
506 (check_function_type): Likewise.
507 (finish_constructor_body): Likewise.
508 * mangle.c (write_builtin_type): Don't handle TYPE_FOR_JAVA
509 and java_*_type_node.
510 (write_bare_function_type): Don't handle TYPE_FOR_JAVA.
511 (write_java_integer_type_codes): Remove.
512 * class.c (add_method): Don't handle TYPE_FOR_JAVA.
513 (add_implicitly_declared_members, determine_key_method,
514 finish_struct_1): Likewise.
515 (push_lang_context): Don't handle lang_name_java.
517 2016-10-03 Marek Polacek <polacek@redhat.com>
520 * typeck.c (cp_build_binary_op): Pass original operands to
521 null_ptr_cst_p, not those after the default conversions.
523 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
525 * parser.c (cp_parser_condition): Fix a warning.
527 2016-09-29 Jakub Jelinek <jakub@redhat.com>
529 Implement P0001R1 - C++17 removal of register storage class specifier
530 * decl.c (cp_finish_decl): Diagnose register storage class
531 on vars except when used in GNU global or local register variable
533 (grokdeclarator): Diagnose register storage class on parameters.
534 * except.c (expand_start_catch_block): Set DECL_REGISTER only
535 after cp_finish_decl call.
537 2016-09-29 Marek Polacek <polacek@redhat.com>
539 * rtti.c (involves_incomplete_p): Add fall through comment.
541 2016-09-28 Jakub Jelinek <jakub@redhat.com>
544 * constexpr.c (enum constexpr_switch_state): New.
545 (struct constexpr_ctx): Add css_state field.
546 (label_matches): Add CTX and STMT arguments, remove I and
547 DEFAULT_LABEL. For CASE_LABEL_EXPR assert ctx->css_state != NULL,
548 handle default labels according to css_state.
549 (cxx_eval_statement_list): Remove statement skipping, label_matches
550 and default_label handling code.
551 (cxx_eval_loop_expr): Exit after first iteration even if
552 switches (jump_target).
553 (cxx_eval_switch_expr): Set up css_state field in ctx, if default
554 label has been seen in the body, but no cases matched, evaluate
555 the body second time.
556 (cxx_eval_constant_expression): Handle stmt skipping and label_matches
557 here. Handle PREDICT_EXPR. For MODIFY_EXPR or INIT_EXPR, assert
558 statement is not skipped. For COND_EXPR during skipping, don't
559 evaluate condition, just the then block and if still skipping at the
560 end also the else block.
561 (cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer.
562 (is_sub_constant_expr): Likewise.
564 2016-09-27 Jakub Jelinek <jakub@redhat.com>
566 Implement P0018R3, C++17 lambda capture of *this by value as [=,*this]
567 * parser.c (cp_parser_lambda_introducer): Formatting fix. Pass
568 true instead of false as by_reference_p to add_capture for 'this'.
569 Parse '*this' simple-capture.
570 * lambda.c (build_capture_proxy): Handle '*this' capture by value.
571 (add_capture): Adjust function comment. For id == this_identifier,
572 treat by_reference_p as capturing '*this' by reference, i.e. 'this'
573 by value, and !by_reference_p as capturing '*this' by value.
574 (add_default_capture): For implicit 'this' capture, always pass
575 by_reference_p true rather than false.
578 * cp-gimplify.c (cp_ubsan_maybe_instrument_return): Instrument also
579 functions that have just a STATEMENT_LIST instead of BIND_EXPR, or
580 BIND_EXPR with some statement rather than STATEMENT_LIST as body.
582 2016-09-26 Nathan Sidwell <nathan@acm.org>
584 * init.c (expand_default_init): Fix } indentation.
585 * method.c (process_subob_fn): Simplify control structure to
587 (implicitly_declare_fn): Remove duplicated lambda ctor check.
589 2016-09-26 Marek Polacek <polacek@redhat.com>
592 * parser.c (cp_parser_storage_class_specifier_opt): Add
594 (cp_parser_skip_to_end_of_template_parameter_list): Likewise.
595 (cp_parser_cache_defarg): Likewise.
596 (cp_parser_omp_for_cond): Likewise.
597 * semantics.c (finish_decltype_type): Likewise.
598 * typeck.c (structural_comptypes): Likewise.
599 (cp_build_binary_op): Likewise.
600 (cp_build_modify_expr): Likewise.
602 2016-09-26 Marek Polacek <polacek@redhat.com>
605 * constexpr.c (cxx_eval_internal_function): Handle IFN_FALLTHROUGH.
606 (potential_constant_expression_1): Likewise.
607 * constraint.cc (function_concept_check_p): Check fn for null.
608 * parser.c (cp_parser_expression_statement): Handle attribute
610 (cp_parser_statement): Likewise.
611 (cp_parser_label_for_labeled_statement): Set FALLTHROUGH_LABEL_P on
613 (cp_parser_std_attribute): Handle fallthrough attribute.
614 (cp_parser_check_std_attribute): Add %< %> quotes.
615 * pt.c (tsubst_copy_and_build): Handle internal functions.
616 (instantiation_dependent_scope_ref_p): Return if the expression is
619 2016-09-24 Marek Polacek <polacek@redhat.com>
622 * typeck.c (cp_build_unary_op): Warn about bit not on expressions that
625 2016-09-23 Jakub Jelinek <jakub@redhat.com>
627 Implement P0138R2, C++17 construction rules for enum class values
628 * cp-tree.h (is_direct_enum_init): Declare.
629 * decl.c (is_direct_enum_init): New function.
630 (reshape_init): Use it.
631 * typeck.c (convert_for_assignment): Likewise.
633 * Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to
636 * constexpr.c (call_stack): Remove unnecessary
637 = vNULL initialization of file scope vec.
639 * name-lookup.c (store_bindings, store_class_bindings): Don't
640 initialize static local bindings_need_stored to vNULL.
642 * typeck2.c (process_init_constructor_record): Use
643 CONSTRUCTOR_NELTS (...) instead of
644 vec_safe_length (CONSTRUCTOR_ELTS (...)).
645 * decl.c (reshape_init_r): Likewise.
646 (check_initializer): Likewise.
648 2016-09-22 Paolo Carlini <paolo.carlini@oracle.com>
651 * class.c (build_base_path): Allow for lookup_base returning
654 2016-09-21 Jason Merrill <jason@redhat.com>
657 * call.c (null_ptr_cst_p): Check char_type_p.
659 2016-09-21 Jakub Jelinek <jakub@redhat.com>
662 * init.c (build_new_1): Don't suggest to use -faligned-new if
663 aligned_new_threshold is non-zero.
664 (type_has_new_extended_alignment): Change aligned_new_threshhold
665 to aligned_new_threshold.
666 * call.c (second_parm_is_size_t, aligned_allocation_fn_p,
667 aligned_deallocation_fn_p, build_op_delete_call): Likewise.
668 * decl.c (cxx_init_decl_processing): Likewise.
670 2016-09-20 Jakub Jelinek <jakub@redhat.com>
673 * constexpr.c (cxx_fold_indirect_ref): Don't call byte_position on
674 FIELD_DECLs with error_mark_node type. Remove useless break; after
678 * parser.c (cp_parser_template_declaration_after_parameter): For 2
679 argument operator"" template set ok to false for
680 parm == error_mark_node.
683 * parser.c (cp_parser_std_attribute_list): Reject ... without
686 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
689 * cvt.c (cp_convert_and_check): Suppress Wint-in-bool-context here.
691 2016-09-16 Patrick Palka <ppalka@gcc.gnu.org>
694 * parser.c (cp_parser_class_head): When
695 processing_template_parmlist, don't assume that the
696 class-head may start an explicit specialization.
698 2016-09-16 Jakub Jelinek <jakub@redhat.com>
701 * error.c (dump_simple_decl): Only check DECL_DECLARED_CONCEPT_P
702 if DECL_LANG_SPECIFIC is non-NULL. Fix up formatting.
705 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
706 call is_really_empty_class on complete types.
709 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
710 TYPE_HAS_MUTABLE_P for any bases.
712 2016-09-16 Jason Merrill <jason@redhat.com>
714 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
716 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
717 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
719 2016-09-14 Jakub Jelinek <jakub@redhat.com>
722 * name-lookup.c (consider_binding_level): Look through TREE_LIST
725 2016-09-14 Marek Polacek <polacek@redhat.com>
727 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
728 expressions. Tweak an error message.
730 2016-09-14 Marek Polacek <polacek@redhat.com>
732 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
734 * decl2.c (one_static_initialization_or_destruction): Use true instead
736 * init.c (build_vec_init): Use false instead of 0.
737 * pt.c (tsubst_copy_and_build): Likewise.
738 * semantics.c (simplify_loop_decl_cond): Likewise.
739 * typeck.c (rationalize_conditional_expr): Likewise.
740 (cp_build_binary_op): Use true instead of 1.
741 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
743 (build_unary_op): Change nonconvert parameter type to bool.
744 (unary_complex_lvalue): Use false instead of 0.
746 2016-09-13 Jakub Jelinek <jakub@redhat.com>
748 Implement P0028R4, C++17 using attribute namespaces without repetition
749 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
750 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
751 ATTR_NS with non-scoped attribute tokens. Allow named ops in
753 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
754 to cp_parser_std_attribute calls.
755 (cp_parser_std_attribute_spec): Parse optional C++17
756 attribute-using-prefix, adjust grammar in function comment.
759 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
760 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
761 (cxx_eval_pointer_plus_expression): Remove.
762 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
763 call cxx_eval_pointer_plus_expression.
765 2016-09-13 David Malcolm <dmalcolm@redhat.com>
767 * parser.c (cp_parser_class_specifier_1): Update for renaming of
768 add_fixit_insert to add_fixit_insert_before.
769 (cp_parser_class_head): Likewise.
771 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
774 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
775 * class.c (instantiate_type): Look through the SAVE_EXPR.
777 2016-09-09 Jason Merrill <jason@redhat.com>
779 Implement P0035R4, C++17 new of over-aligned types.
780 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
781 (align_type_node): New macro.
782 * call.c (build_operator_new_call): Handle C++17 aligned new.
783 (second_parm_is_size_t, build_op_delete_call): Likewise.
784 (non_placement_deallocation_fn_p): Likewise. Rename to
785 usual_deallocation_fn_p.
786 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
787 * decl.c (cxx_init_decl_processing): Add aligned new support.
788 * init.c (type_has_new_extended_alignment): New.
789 (build_new_1): Handle aligned new.
790 * tree.c (vec_copy_and_insert): New.
792 2016-09-02 Jakub Jelinek <jakub@redhat.com>
795 * decl2.c (do_static_initialization_or_destruction): Only
796 call asan_dynamic_init_call if INITP is true.
798 2016-09-01 Martin Sebor <msebor@redhat.com>
800 * mangle.c: Increase buffer size to guarantee it fits the output
801 of the formatted function regardless of its arguments.
803 2016-09-01 Marek Polacek <polacek@redhat.com>
806 * error.c (dump_type): Fix falls through comment.
807 (dump_decl): Likewise.
808 (dump_expr): Likewise.
810 2016-08-30 David Malcolm <dmalcolm@redhat.com>
812 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
813 hint to ">>" within nested template argument list error.
815 2016-08-30 David Malcolm <dmalcolm@redhat.com>
817 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
818 rather than add_fixit_misspelled_id.
819 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
821 2016-08-29 Jason Merrill <jason@redhat.com>
824 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
825 (mangle_thunk): Add thunk parameter.
826 * method.c (finish_thunk): Pass it.
827 * cp-tree.h: Declare it.
829 2016-08-15 Jason Merrill <jason@redhat.com>
831 Avoid calling a trivial default constructor.
832 * class.c (default_ctor_p): New.
833 (in_class_defaulted_default_constructor): Use it.
834 (type_has_non_user_provided_default_constructor): Use it.
835 * call.c (build_over_call): Handle trivial default constructor.
836 * cp-tree.h: Declare default_ctor_p.
839 * pt.c (do_type_instantiation): Don't mess with non-user-provided
842 2016-08-25 Marek Polacek <polacek@redhat.com>
844 * parser.c (cp_parser_binary_expression): Pass LHS to
845 warn_logical_not_parentheses.
847 2016-08-18 Marek Polacek <polacek@redhat.com>
850 * call.c (add_builtin_candidate): Add gcc_fallthrough.
851 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
852 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
853 (cp_parser_cache_defarg): Likewise.
855 2016-08-12 Marek Polacek <polacek@redhat.com>
858 * call.c (add_builtin_candidate): Add FALLTHRU.
859 (build_integral_nontype_arg_conv): Adjust fall through comment.
860 (build_new_op_1): Add FALLTHRU.
861 (convert_like_real): Adjust fall through comment.
862 * class.c (fixed_type_or_null): Likewise.
863 * constexpr.c (cxx_eval_constant_expression): Likewise.
864 (potential_constant_expression_1): Likewise. Add FALLTHRU.
865 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
866 (cp_fold): Add FALLTHRU.
867 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
868 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
869 (pp_cxx_qualified_id): Likewise.
870 (cxx_pretty_printer::constant): Adjust fall through comment.
871 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
872 (pp_cxx_pm_expression): Adjust fall through comment.
873 (cxx_pretty_printer::expression): Add FALLTHRU.
874 (cxx_pretty_printer::declaration_specifiers): Reformat code.
875 (pp_cxx_type_specifier_seq): Adjust fall through comment.
876 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
877 * error.c (dump_type): Adjust fall through comment.
878 (dump_decl): Likewise.
879 * mangle.c (write_type): Likewise.
880 * method.c (synthesized_method_walk): Add FALLTHRU.
881 * name-lookup.c (arg_assoc_type): Likewise.
882 * parser.c (cp_lexer_print_token): Adjust fall through comment.
883 (cp_parser_primary_expression): Add FALLTHRU.
884 (cp_parser_operator): Likewise.
885 * pt.c (find_parameter_packs_r): Likewise.
886 (tsubst_aggr_type): Adjust fall through comment.
887 * semantics.c (finish_omp_clauses): Add FALLTHRU.
888 * tree.c (lvalue_kind): Likewise.
890 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
893 * cp-objcp-common.c (cp_function_decl_defaulted): New.
894 (cp_function_decl_explicit_p): Const_tree-ify.
895 (cp_function_decl_deleted_p): Likewise.
896 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
897 (cp_function_decl_explicit_p): Const_tree-ify.
898 (cp_function_decl_deleted_p): Likewise.
899 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
901 2016-08-11 Jakub Jelinek <jakub@redhat.com>
904 * constexpr.c (label_matches): Handle case range expressions.
906 2016-08-11 Jason Merrill <jason@redhat.com>
909 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
911 2016-08-10 Jason Merrill <jason@redhat.com>
913 Implement C++17 constexpr if.
914 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
915 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
916 * parser.h (struct cp_parser): Add in_discarded_stmt field.
917 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
918 (cp_parser_jump_statement): Avoid deducing from a discarded return.
919 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
920 * semantics.c (begin_if_stmt): Set the binding level this_entity.
921 (finish_if_stmt_cond): Require the condition of a
922 constexpr if to be constant.
923 * decl.c (level_for_constexpr_if): New.
924 (named_label_entry): Add in_constexpr_if field.
925 (poplevel_named_label_1): Set it.
926 (check_goto): Check it.
927 (check_previous_goto_1): Check level_for_constexpr_if.
929 2016-08-09 Jason Merrill <jason@redhat.com>
932 * decl2.c (any_dependent_type_attributes_p): New.
933 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
934 * semantics.c (finish_id_expression): Check it.
935 * typeck.c (finish_class_member_access_expr): Check it.
938 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
940 Adjust mangling of ABI tags on class template member functions.
941 * class.c (missing_abi_tags): New.
942 (check_abi_tags): Don't check template. Add just_checking mode.
943 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
944 (sorted_abi_tags): Split out from write_abi_tags.
945 (struct releasing_vec): New.
946 (write_unqualified_name): Only look for the primary
947 template for types. Implement backward compatibility.
950 * constexpr.c (cxx_eval_constant_expression): Check
951 COMPLETE_TYPE_P before calling is_really_empty_class.
952 * class.c (is_really_empty_class): Don't call complete_type.
955 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
957 2016-08-09 Jakub Jelinek <jakub@redhat.com>
960 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
961 builtin aggregate types without TYPE_BINFO.
963 2016-08-08 Jason Merrill <jason@redhat.com>
965 Implement C++17 constexpr lambda.
966 * class.c (finalize_literal_type_property): Handle lambdas.
967 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
968 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
970 (cxx_eval_constant_expression): Handle capture proxy.
971 (var_in_constexpr_fn): Don't check for C++14.
972 (var_in_maybe_constexpr_fn): New.
973 (potential_constant_expression_1): Use it. Check DECL_EXPR for
974 declarations not allowed in constexpr function. Handle
975 STATIC_ASSERT, RANGE_FOR_STMT.
976 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
977 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
978 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
979 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
980 (lambda_static_thunk_p): New.
981 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
982 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
983 (cp_parser_decl_specifier_seq): Handle it.
984 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
985 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
986 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
987 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
988 (dump_expr) [FUNCTION_DECL]: Pass it.
990 2016-08-08 Jason Merrill <jason@redhat.com>
993 * class.c (is_really_empty_class): Call complete_type.
994 * constexpr.c (cxx_eval_constant_expression): Check
995 is_really_empty_class.
996 (potential_constant_expression_1): Likewise. Check for error type.
998 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1001 * parser.c: Include tree-iterator.h.
1002 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
1004 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
1007 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
1009 * call.c (convert_like_real): Harmonize diagnostics for invalid
1012 2016-08-05 Martin Sebor <msebor@redhat.com>
1014 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
1015 the spelling of "constant-expression" in diagnostic messages
1017 (cxx_eval_constant_expression): Same.
1018 (cxx_eval_outermost_constant_expr): Same.
1019 (potential_constant_expression_1): Same.
1021 2016-08-05 Nathan Sidwell <nathan@acm.org>
1024 * pt.c (unify): TRAIT_EXPR is an expr.
1026 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
1029 * lambda.c (add_capture): Check lambda_capture_field_type return
1030 value for error_mark_node.
1032 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
1035 * pt.c (tsubst_qualified_id): Return error_mark_node if
1036 template_args is error_mark_node.
1038 2016-08-04 Jason Merrill <jason@redhat.com>
1041 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
1044 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
1045 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
1046 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
1047 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
1050 * typeck.c (finish_class_member_access_expr): Avoid stripping
1051 SCOPE_REF to dependent base.
1053 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
1055 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
1056 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
1057 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
1058 Simplify code, and improve diagnostics.
1059 (cp_parser_oacc_routine): Likewise. Move pragma context
1061 (cp_parser_pragma): ... here.
1063 * parser.h (struct cp_omp_declare_simd_data): New.
1064 (struct cp_parser): Use it for oacc_routine member.
1065 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
1066 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
1067 Use it. Simplify code.
1068 (cp_parser_new): Initialize all members pointing to special
1069 parsing data structures.
1070 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
1071 parser->cilk_simd_fn_info->clauses.
1072 (cp_parser_omp_declare_simd): Initialize
1073 parser->omp_declare_simd->clauses.
1074 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
1076 2016-08-04 Marek Polacek <polacek@redhat.com>
1079 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
1082 2016-08-01 Jason Merrill <jason@redhat.com>
1084 * mangle.c (mangle_decl): Warn about mangled name change even if
1087 * mangle.c (get_abi_tags): New.
1088 (find_substitution, write_unqualified_name, write_abi_tags)
1089 (maybe_check_abi_tags): Use it.
1091 * mangle.c (mangle_decl): Fix mangled name change warning.
1094 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
1096 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
1099 2016-07-30 Martin Sebor <msebor@redhat.com>
1103 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
1104 involving null pointers.
1105 (cxx_eval_component_reference): Reject null pointer dereferences.
1106 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
1107 (cxx_eval_constant_expression): Reject invalid expressions involving
1110 2016-07-29 Marek Polacek <polacek@redhat.com>
1113 * semantics.c (maybe_convert_cond): Use the location of COND for the
1114 parentheses warning.
1116 2016-07-29 Jason Merrill <jason@redhat.com>
1118 * decl.c (build_enumerator): Tweak diagnostic.
1121 * init.c (expand_aggr_init_1): Only handle value-init of bases.
1122 * constexpr.c (build_data_member_initialization): Handle multiple
1123 initializers for the same field.
1125 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
1128 * decl.c (build_enumerator): Check the type of the enumerator before
1129 calling cxx_constant_value.
1131 2016-07-27 Jason Merrill <jason@redhat.com>
1134 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
1135 parameters with spec_tmpl. Call push_tinst_level.
1136 (most_specialized_partial_spec): Adjust.
1137 (more_specialized_partial_spec): Adjust.
1139 2016-07-25 Jason Merrill <jason@redhat.com>
1142 * cp-gimplify.c (genericize_cp_loop): Revert location change.
1145 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
1146 (build_lambda_object): Call build_x_compound_expr_from_list.
1147 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
1151 * pt.c (coerce_template_parameter_pack): Fix logic for
1155 * constexpr.c (cxx_eval_loop_expr): Count iterations.
1156 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
1160 * constexpr.c (cxx_eval_array_reference): Handle looking for the
1161 value of an element we're currently modifying.
1163 2016-07-24 Jason Merrill <jason@redhat.com>
1166 * pt.c (resolve_typename_type): Try to avoid calling
1167 currently_open_class.
1169 2016-07-23 Jason Merrill <jason@redhat.com>
1172 * call.c (add_list_candidates): Handle VTT parm.
1173 (build_new_method_call_1): Likewise.
1177 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
1180 * class.c (walk_subobject_offsets): Handle 0-length array.
1183 * pt.c (tsubst): Also substitute into the template of a
1184 BOUND_TEMPLATE_TEMPLATE_PARM.
1187 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
1190 * decl.c (reshape_init_r): Check complain for missing braces warning.
1192 2016-07-22 Jason Merrill <jason@redhat.com>
1195 * call.c (convert_like_real): Use lvalue_kind.
1199 * pt.c (tsubst_baselink): Call
1200 adjust_result_of_qualified_name_lookup for unqualified
1203 2016-07-21 Jason Merrill <jason@redhat.com>
1206 * semantics.c (apply_deduced_return_type): Call
1207 complete_type_or_else before building the new RESULT_DECL.
1210 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
1211 (decl_constant_var_p): Use it instead.
1214 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
1218 * call.c (unsafe_copy_elision_p): It's OK to elide when
1219 initializing an unknown object.
1221 * call.c (build_over_call): Check unsafe_copy_elision_p even for
1222 trivial constructors.
1223 * method.c (do_build_copy_constructor): Don't copy tail padding
1224 even in a trivial constructor.
1226 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1229 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
1230 Replace assert with test, return false if the goto isn't break
1231 or continue. Formatting fix.
1233 2016-07-21 Richard Biener <rguenther@suse.de>
1235 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
1238 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1241 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
1242 save/restore bc_label array.
1244 2016-07-21 Jason Merrill <jason@redhat.com>
1247 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
1248 error parsing the lambda-declarator.
1251 * constexpr.c (cxx_eval_binary_expression): Handle comparison
1252 between lowered and unlowered PTRMEM_CST.
1255 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
1256 Don't set c_inhibit_evaluation_warnings.
1259 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
1261 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
1262 Jason Merrill <jason@redhat.com>
1264 Improving concepts performance and diagnostics.
1268 * cp-tree.def (CHECK_CONSTR): New.
1269 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
1270 (CHECK_CONSTR_ARGS): New.
1271 * constraint.cc (make_predicate_constraint): Remove in favor of
1272 normalize_expression.
1273 (resolve_constraint_check): Actually return error_mark_node when
1275 (resolve_variable_concept_check): Perform coercion as if processing
1276 a template. Also return errors on resolution failure.
1277 (lift_*): Remove all of these functions. Don't unnecessarily inline
1279 (learn_*): Add facilities to memoize implications for subsumption
1280 during normalization.
1281 (expanding_concept): New.
1282 (expand_concept): New. Return the inlined and normalized definition
1283 of a concept when needed.
1284 (transform_*, xform_*): Rename to normalize_* to better reflect the
1285 responsibility of those functions.
1286 (normalize_template_id_expression): Check for non-boolean operands
1287 when possible. Generate check constraints instead of normal variable
1289 (normalize_call_expression): Report errors when resolution fails.
1290 (check_for_logical_overloads): Rewrite this check to more accurately
1292 (normalize_atom): Check for overloaded calls and invalid types before
1293 determining if the expression refers to a concept.
1294 (build_constraints): Don't cache normalized constraints or decomposed
1296 (finish_shorthand_constraint): Return a normalized expression instead
1297 of a predicate constraint.
1298 (finish_template_introduction): Same.
1299 (placeholder_extract_concept_and_args): Rewrite this since we only
1300 ever get check constraints here.
1301 (equivalent_placeholder_constraints): Rewrite in terms of check
1302 constraints, and handle error_mark_nodes correctly.
1303 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
1304 (tsubst_implicit_conversion_constr)
1305 (tsubst_argument_deduction_constr, tsubst_exception_constr)
1306 (tsubst_parameterized_constraint, tsubst_constraint): New.
1307 (tsbust_conjunection): Replace with tsubst_logical_operator and
1308 actually generate the right kind of constraint.
1309 (tsubst_requirement_body): Reverse the order of substituted arguments
1310 so that they appear in the order written (helps diagnostics).
1311 (satisfy_check_constraint): New.
1312 (satisfy_conjunction): Simplify.
1313 (satisfy_disjunction): Same.
1314 (satisfy_constraint_1): Handle check constraints.
1315 (eval_constr): New (private) global state.
1316 (evaluating_constraints_sentinel): New. Manages eval_constr.
1317 (satisfy_constraint): Add timing variables.
1318 (satisfy_associated_constraints): Add hooks for memoization.
1319 (evaluate_function_concept): Build a check constraint instead of
1320 normalizing its definition.
1321 (evaluate_variable_concept): Same.
1322 (evaluate_constraint_expression): Normalize, but in the current
1323 declaration processing context.
1324 (evaluating_constraints_p): New.
1325 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
1326 (diagnose_*): Remove artificial indentation. Add a new parameter to
1327 each that tracks the current (complete) constraint prior to any
1329 (diagnose_expression): Removed.
1330 (diagnose_call_expression): Same.
1331 (diagnose_template_id): Same.
1332 (diagnose_template_id): New.
1333 (diagnose_logical_constraint): New.
1334 (diagnose_expression_constraint): Show the original expression.
1335 (diagnose_type_constraint): Show the original type.
1336 (diagnose_implicit_conversion_constraint): Be specific about
1337 failures, don't re-diagnose a known-to-be-failed substitutions,
1338 and manage elisions properly.
1339 (diagnose_argument_deduction_constraint): Same.
1340 (diagnose_exception_constraint): Same.
1341 (diagnose_parameterized_constraint): Same.
1342 (constraint_p): Allow EXPR_PACK_EXPANSION.
1343 * logic.cc (next_by_distance): Removed. No longer used.
1344 (any_p): Renamed from any_of.
1345 (term_entry, term_hasher): New.
1346 (term_list): Rewrite to include a hash table for quick lookup.
1347 Also, make less stateful.
1348 (proof_state): Extend to allow goals to be discharged once
1350 (non_atomic_constraint_p): New.
1351 (any_non_atomic_constraints_p): New.
1352 (...rest...): Previous implementation completely replaced with an
1353 iterative algorithm that opportunistically prunes the search space
1354 before committing to using more memory.
1355 * parser.c: (cp_parser_type_parameter): Normalize constraints.
1356 (cp_parser_explicit_template_declaration): Same.
1357 * pt.c: (finish_template_variable): Be less redundant with this error
1359 (template_args_equal): No longer static.
1360 (tsubst_decl): Don't try to find specializations of variables that
1361 have already been instantiated.
1362 (build_non_dependent_expr): Avoid infinite recursion during concept
1364 (make_constrained_auto): Normalize constraints.
1365 (do_auto_deduction): When doing auto deduction from a
1366 partial-concept-id, be sure to include the explicit args checking
1368 (constraint_sat_*): New. Memoize satisfied constraints.
1369 (concept_spec_*): New. Memoize expressions associated with a concept
1371 (constraint_memos, concept_memos): New.
1372 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
1373 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
1374 (get_concept_expansion, save_concept_expansion): New.
1375 (hash_subsumption_args): New.
1376 (comp_subsumption_args): New.
1377 (subsumption_*): New. Memoize parts of the subsumption relation.
1378 (lookup_subsumption_result, save_subsumption_result): New.
1379 (init_constraint_processing): Initialize memo tables.
1380 (get_constraints): Shortcut if !flag_concepts.
1381 * decl.c (grokfndecl): Normalize constraints.
1382 * error.c (dump_simple_decl): Print "concept" when appropriate.
1383 (dump_function_decl): Same.
1384 (dump_template_decl): Don't write requirements when we're not
1385 printing the header.
1386 (dump_expr): Handle fold expressions.
1387 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
1389 (get_fold_operator): New.
1390 (pp_cxx_unary_left_fold_expression): New.
1391 (pp_cxx_unary_right_fold_expression): New.
1392 (pp_cxx_binary_fold_expression): New.
1393 (pp_cxx_check_constraint): New.
1394 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
1395 to make them easier to read when debugging.
1396 * search.c (accessible_p): Don't shortcut when evaluating constraints.
1397 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
1399 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1403 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
1405 (suggest_alternatives_for): If no candidates are found, try
1406 lookup_name_fuzzy and report if if finds a suggestion.
1407 (consider_binding_level): New function.
1408 (lookup_name_fuzzy) New function.
1409 * parser.c: Include gcc-rich-location.h.
1410 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
1412 (cp_keyword_starts_decl_specifier_p): ...this new function.
1413 (cp_parser_diagnose_invalid_type_name): When issuing
1414 "does not name a type" errors, attempt to make a suggestion using
1416 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
1417 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
1418 types that are not CLASS_TYPE_P, rather than rejecting individual
1421 2016-07-20 Jakub Jelinek <jakub@redhat.com>
1424 * parser.c (cp_parser_save_member_function_body): Consume
1425 __transaction_relaxed or __transaction_atomic with optional
1426 attribute. Only skip catch with block if try keyword is seen.
1429 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
1430 when evaluating call arguments. Use fold_builtin_call_array instead
1431 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
1432 check the result with potential_constant_expression and call
1433 cxx_eval_constant_expression on it.
1435 2016-07-19 Jason Merrill <jason@redhat.com>
1438 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
1439 handle ARGUMENT_PACK_SELECT.
1441 2016-07-18 Jakub Jelinek <jakub@redhat.com>
1445 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
1446 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
1447 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
1451 * call.c (build_op_call_1): Use convert_like_with_context only
1452 if cand->fn is a decl.
1455 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
1456 For lval don't use cxx_eval_unary_expression and instead recurse
1457 and if needed rebuild the reference.
1460 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
1463 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
1464 fold *expr_p before genericizing it.
1467 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
1469 2016-07-15 Jason Merrill <jason@redhat.com>
1472 * call.c (convert_like_real): Mask complain.
1473 * semantics.c (perform_koenig_lookup): Likewise.
1476 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
1477 threw away DECL_SAVED_TREE.
1481 * call.c (add_template_conv_candidate): Disable if there are
1485 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
1488 * pt.c (tsubst_attributes): Fix loop logic.
1492 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
1493 (cp_parser_simple_declaration): Diagnose type definition in
1494 for-range-declaration.
1497 * operators.def: Add *_FOLD_EXPR.
1498 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
1499 * mangle.c (write_expression): Handle fold-expressions.
1500 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
1501 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
1502 partial instantiation.
1505 * mangle.c (write_expression): Handle sizeof... an argument pack.
1508 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
1511 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
1512 artificial variables.
1514 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1516 * parser.c (cp_parser_oacc_declare): Don't scan for
1518 * semantics.c (handle_omp_array_sections): Mark data clauses with
1519 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1520 zero-length subarrays.
1522 2016-07-11 Jason Merrill <jason@redhat.com>
1524 * decl.c (store_parm_decls): Remove check for void parm.
1526 2016-07-08 Jason Merrill <jason@redhat.com>
1528 * cp-tree.h: Unpoison lvalue_p.
1529 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
1530 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
1533 * tree.c (obvalue_p): Rename from lvalue_p.
1534 (lvalue_p): Define for c-common.
1535 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
1537 (cp_build_addr_expr_1): Remove obsolete code.
1539 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
1540 * call.c, cp-tree.h, typeck.c: Adjust.
1542 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
1544 P0145R2: Refining Expression Order for C++.
1545 * cp-gimplify.c (lvalue_has_side_effects): New.
1546 (cp_gimplify_expr): Implement assignment ordering.
1547 * call.c (op_is_ordered, build_over_call): Adjust for
1548 -fargs-in-order renaming to -fstrong-eval-order.
1549 * cp-gimplify.c (cp_gimplify_expr): Likewise.
1551 2016-07-07 Jakub Jelinek <jakub@redhat.com>
1552 Kai Tietz <ktietz70@googlemail.com>
1556 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
1557 artificial vars, genericize their initializers.
1559 2016-07-05 David Malcolm <dmalcolm@redhat.com>
1562 * parser.c (cp_parser_class_specifier_1): When reporting
1563 missing semicolons, use a fixit-hint to suggest insertion
1564 of a semicolon immediately after the closing brace,
1565 offsetting the reported column accordingly.
1567 2016-07-04 Jan Beulich <jbeulich@suse.com>
1569 * lang-specs.h ("@c++-header"): Conditionalize "-o".
1571 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
1573 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
1574 Move pragma context checking into...
1575 (cp_parser_omp_cancellation_point): ... here, and improve
1576 diagnostic messages.
1577 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
1578 Improve diagnostic messages.
1580 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1582 * Make-lang.in: Don't cat ../stage_current if it does not exist.
1584 2016-06-24 Jason Merrill <jason@redhat.com>
1586 P0145R2: Refining Expression Order for C++.
1587 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
1589 * tree.c (get_target_expr_sfinae): Handle bit-fields.
1590 (build_target_expr): Call mark_rvalue_use.
1592 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1594 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
1595 (build_over_call): For magic == 3, do no conversion only on 3rd
1598 2016-06-23 Andi Kleen <ak@linux.intel.com>
1600 * Make-lang.in: Add support for autofdo.
1602 2016-06-21 Jason Merrill <jason@redhat.com>
1604 * constraint.cc (constraints_satisfied_p): Keep as many levels of
1605 args as our template has levels of parms.
1607 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
1608 (type_dependent_expression_p): Use uses_outer_template_parms.
1610 2016-06-20 David Malcolm <dmalcolm@redhat.com>
1612 * parser.c (cp_parser_string_literal): Convert non-standard
1613 concatenation error to directly use a rich_location, and
1614 use that to add the location of the first literal to the
1617 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1619 * decl.c (validate_constexpr_redeclaration): Change pair of errors
1621 * error.c (dump_function_decl): Save the constexpr specifier too.
1623 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1625 * tree.c (builtin_valid_in_constant_expr_p): Test for
1626 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
1628 (bot_manip): Likewise.
1629 * call.c (magic_varargs_p): Likewise.
1631 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1633 * decl.c (grokfndecl): Change pair of errors to error + inform.
1635 2016-06-17 Jason Merrill <jason@redhat.com>
1638 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
1639 warning when there are dependent bases.
1641 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1643 * semantics.c (handle_omp_array_sections_1): Don't ICE when
1644 processing_template_decl when checking for bitfields and unions.
1645 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1646 (finish_omp_clauses): Look through REFERENCE_REF_P even for
1647 array sections with COMPONENT_REF bases.
1649 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1651 * parser.c (cp_parser_omp_var_list_no_open): Call
1652 convert_from_reference before cp_parser_postfix_dot_deref_expression.
1653 * semantics.c (finish_omp_clauses): Don't ICE when
1654 processing_template_decl when checking for bitfields and unions.
1655 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1657 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1659 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
1660 "%qF" in warning_at instead of "%q+F" in warning.
1661 (check_redeclaration_exception_specification): Likewise in pedwarn
1662 (and error, inform, for consistency).
1663 * call.c (joust): Likewise.
1665 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1668 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
1669 code at the end of the for loop; also revert r159637 changes,
1670 add back the gcc_assert.
1671 * cp-tree.h (xref_basetypes): Adjust declaration.
1672 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
1674 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1676 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
1678 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1680 * typeck.c: Include "gcc-rich-location.h".
1681 (finish_class_member_access_expr): Simplify fixit code by
1682 using gcc_rich_location::add_fixit_misspelled_id.
1684 2016-06-14 Jason Merrill <jason@redhat.com>
1686 P0145R2: Refining Expression Order for C++.
1687 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
1688 (CALL_EXPR_REVERSE_ARGS): New.
1689 * call.c (build_new_op_1): Set them.
1690 (extract_call_expr, op_is_ordered): New.
1691 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
1692 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
1693 * pt.c (tsubst_copy_and_build): Copy new flags.
1694 * semantics.c (simplify_aggr_init_expr): Likewise.
1695 * tree.c (build_aggr_init_expr): Likewise.
1696 (build_min_non_dep_op_overload): Likewise.
1698 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1701 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
1702 olddecl vars, preserve their TREE_READONLY bit.
1705 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
1707 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
1709 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
1711 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1713 * decl.c (grokdeclarator): Fix typo in pedwarn text.
1715 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1718 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
1721 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
1725 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1728 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1729 emits an error do not zero the type.
1731 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1733 * decl.c (maybe_deduce_size_from_array_init): Use
1734 DECL_SOURCE_LOCATION in error_at.
1735 (layout_var_decl): Likewise.
1736 (check_array_initializer): Likewise.
1737 (check_initializer): Likewise.
1738 (duplicate_decls, check_elaborated_type_specifier): Tidy.
1740 2016-06-08 Martin Sebor <msebor@redhat.com>
1741 Jakub Jelinek <jakub@redhat.com>
1745 * constexpr.c: Include gimple-fold.h.
1746 (cxx_eval_internal_function): New function.
1747 (cxx_eval_call_expression): Call it.
1748 (potential_constant_expression_1): Handle integer arithmetic
1750 * tree.c (builtin_valid_in_constant_expr_p): Handle
1751 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1753 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1755 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
1756 return value of tsubst_aggr_type for error_mark_node.
1758 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1761 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
1763 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1764 Patrick Palka <ppalka@gcc.gnu.org>
1769 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
1770 right after cp_fold call if cp_fold has returned the same stmt
1771 already in some earlier cp_fold_r call.
1772 (cp_fold_function): Add pset automatic variable, pass its address
1775 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1778 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1779 emits an error do not zero the type.
1781 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
1784 * decl.c (duplicate_decls): Properly copy the
1785 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
1786 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
1788 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
1790 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
1791 arguments as addressable when async clause exists.
1793 2016-06-02 Jan Hubicka <jh@suse.cz>
1795 * cp-gimplify.c (genericize_continue_stmt): Force addition of
1798 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
1800 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
1801 (start_enum): Likewise.
1802 * parser.c (cp_parser_class_head): Likewise.
1804 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1807 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
1808 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
1809 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
1810 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
1811 to the newly built tree.
1813 2016-05-31 Jason Merrill <jason@redhat.com>
1815 * pt.c (instantiate_decl): Avoid recalculation.
1820 * pt.c (instantiate_template_1): Don't put the partial
1821 specialization in DECL_TI_TEMPLATE.
1822 (partial_specialization_p, impartial_args): Remove.
1823 (regenerate_decl_from_template): Add args parm.
1824 (instantiate_decl): Look up the partial specialization again.
1827 * pt.c (check_explicit_specialization): Give better diagnostic about
1828 specializing a hidden friend.
1830 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1833 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
1834 to obtain correct locations; avoid redundant diagnostics on
1835 out-of-class definitions.
1837 2016-05-30 Martin Sebor <msebor@redhat.com>
1840 * init.c (warn_placement_new_too_small): Handle placement new arguments
1841 that are elements of arrays more carefully. Remove a pointless loop.
1843 2016-05-30 Jakub Jelinek <jakub@redhat.com>
1846 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
1847 when combined with target construct.
1848 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
1849 to cp_parser_omp_all_clauses.
1851 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1854 * lex.c (unqualified_name_lookup_error): Take a location too.
1855 (unqualified_fn_lookup_error): Take a cp_expr.
1856 * cp-tree.h (unqualified_name_lookup_error,
1857 unqualified_fn_lookup_error): Adjust declarations.
1858 * semantics.c (perform_koenig_lookup): Adjust
1859 unqualified_fn_lookup_error call, pass the location of
1860 the identifier too as part of a cp_expr.
1862 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1865 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
1866 to improve the diagnostic about wrong uses of 'virtual'.
1868 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1871 * lambda.c (maybe_add_lambda_conv_op): Early return also when
1872 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
1874 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
1878 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1879 decls into the global scope after stripping template bits
1880 and setting DECL_ANTICIPATED.
1882 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
1885 * name-lookup.c (push_namespace): Return bool, false when pushdecl
1887 * name-lookup.h (push_namespace): Adjust declaration.
1888 * parser.c (cp_parser_namespace_definition): Check push_namespace
1891 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
1894 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1895 decls into the global scope after stripping template bits
1896 and setting DECL_ANTICIPATED.
1898 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1900 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
1901 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
1903 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
1907 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
1909 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
1910 on the qualified_id then propagate it to the resulting
1912 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
1914 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
1915 its REF_PARENTHESIZED_P flag.
1917 2016-05-25 Jason Merrill <jason@redhat.com>
1921 * cp-tree.h (enum tag_types): Add scope_type.
1922 * parser.c (cp_parser_class_name): Use scope_type.
1923 (prefer_type_arg): Handle scope_type.
1924 (cp_parser_lookup_name): Use prefer_type_arg.
1925 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
1926 int prefer_type, use lookup_flags.
1927 * name-lookup.h: Adjust.
1929 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1931 * parser.c (cp_parser_oacc_declare): Add support for
1932 GOMP_MAP_FIRSTPRIVATE_POINTER.
1933 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
1934 argument with enum c_omp_region_type ort. Don't privatize OpenACC
1936 (handle_omp_array_sections): Replace bool is_omp argument with enum
1937 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
1938 (finish_omp_clauses): Add specific errors and warning messages for
1939 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
1940 call to handle_omp_array_sections.
1942 2016-05-24 Jason Merrill <jason@redhat.com>
1945 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
1947 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
1949 2016-05-24 Martin Sebor <msebor@redhat.com>
1952 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
1953 * pt.c (instantiate_class_template_1): Try to complete the element
1954 type of a flexible array member.
1955 (can_complete_type_without_circularity): Handle arrays of unknown bound.
1956 * typeck.c (complete_type): Also complete the type of the elements of
1957 arrays with an unspecified bound.
1959 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1962 * typeck2.c (check_narrowing): Check pedwarn return value.
1964 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1967 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
1968 For OMP_CLAUSE_LINEAR_REF don't require type to be
1969 integral or pointer.
1971 2016-05-24 Richard Biener <rguenther@suse.de>
1975 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
1976 * constexpr.c (cxx_eval_array_reference): Handle indexed
1978 * typeck.c (cp_build_array_ref): Adjust.
1980 2016-05-23 Jason Merrill <jason@redhat.com>
1983 * constexpr.c (cxx_eval_call_expression): Check for
1984 fun == current_function_decl again.
1987 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
1988 maybe_undo_parenthesized_ref.
1991 * pt.c (tsubst_copy): Just return a local variable from
1992 non-template context. Don't call rest_of_decl_compilation for
1993 duplicated static locals.
1994 (tsubst_decl): Set DECL_CONTEXT of local static from another
1997 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2000 * method.c (forward_parm): Use cp_build_reference_type.
2002 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2005 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
2007 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2009 * pt.c (check_for_bare_parameter_packs): Improve error message
2010 location for expressions.
2012 2016-05-20 Nathan Sidwell <nathan@acm.org>
2014 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
2016 (cxx_eval_call_expression): Fix comment grammar.
2018 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
2021 * decl.c (cp_finish_decl): Check do_auto_deduction return value
2022 and return immediately in case of erroneous code.
2024 2016-05-19 Marek Polacek <polacek@redhat.com>
2027 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
2029 2016-05-19 Jason Merrill <jason@redhat.com>
2032 * pt.c (fn_type_unification): Add outer template args if needed.
2033 (type_unification_real): Handle getting full args.
2035 2016-05-19 David Malcolm <dmalcolm@redhat.com>
2038 * parser.c (cp_parser_operator): For array new/delete, check that
2039 cp_parser_require returned a non-NULL token before dereferencing
2042 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2044 * decl.c (finish_enum_value_list): Use the specified mode.
2046 2016-05-18 Jason Merrill <jason@redhat.com>
2048 * pt.c (value_dependent_expression_p): Tweak new cases to better
2049 match the wording in the standard.
2051 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2054 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
2055 when the previous cp_lexer_peek_token returns CPP_EOF.
2057 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2060 * call.c (convert_like_real): Check that we are actually converting
2063 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2065 * decl.c (grokdeclarator): Remove errmsg and use of
2066 targetm.invalid_return_type.
2067 (grokparms): Remove errmsg and use of
2068 targetm.invalid_parameter_type.
2070 2016-05-13 Jason Merrill <jason@redhat.com>
2074 * pt.c (tsubst_decl): Use uses_template_parms.
2075 (instantiate_template_1): Handle non-dependent calls in templates.
2076 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
2077 (type_dependent_expression_p): Only consider innermost template args.
2078 (dependent_template_arg_p): Check enclosing class of a template here.
2079 (dependent_template_p): Not here.
2080 (type_dependent_object_expression_p): New.
2081 * typeck.c (finish_class_member_access_expr): Use it.
2082 * parser.c (cp_parser_postfix_expression): Use it.
2083 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
2084 to detect the current instantiation.
2085 (cp_parser_lookup_name): Really implement DR 141.
2086 * search.c (lookup_field_r): Prefer a dependent using-declaration.
2087 (any_dependent_bases_p): Split out from...
2088 * name-lookup.c (do_class_using_decl): ...here.
2089 * call.c (build_new_method_call_1): Use it.
2090 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
2091 * tree.c (non_static_member_function_p): Remove.
2092 * typeck2.c (build_x_arrow): Use dependent_scope_p.
2094 * parser.c (cp_parser_postfix_dot_deref_expression): Use
2095 complete_type_or_else for unknown_type_node, too.
2097 2016-05-12 Marek Polacek <polacek@redhat.com>
2100 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
2101 * cp-tree.h (cp_build_modify_expr): Update declaration.
2102 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
2104 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
2105 cp_build_modify_expr.
2106 * decl2.c (set_guard): Likewise.
2107 (handle_tls_init): Likewise.
2108 * init.c (perform_member_init): Likewise.
2109 (expand_virtual_init): Likewise.
2110 (build_new_1): Likewise.
2111 (build_vec_delete_1): Likewise.
2112 (get_temp_regvar): Likewise.
2113 (build_vec_init): Likewise.
2114 * method.c (do_build_copy_assign): Likewise.
2115 (assignable_expr): Likewise.
2116 * semantics.c (finish_omp_for): Likewise.
2117 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
2119 (cp_pointer_int_sum): Add location parameter. Pass it down to
2121 (pointer_diff): Add location parameter. Use it.
2122 (build_modify_expr): Pass location down to cp_build_modify_expr.
2123 (cp_build_modify_expr): Add location parameter. Use it.
2124 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
2125 * typeck2.c (cxx_incomplete_type_diagnostic,
2126 cxx_incomplete_type_error): Add location parameter.
2128 2016-05-11 Marek Polacek <polacek@redhat.com>
2131 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
2133 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2135 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
2136 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
2138 2016-05-04 Marek Polacek <polacek@redhat.com>
2140 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
2141 with OPT_Wdangling_else.
2143 2016-05-03 Martin Sebor <msebor@redhat.com>
2146 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
2147 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
2149 2016-05-03 Marek Polacek <polacek@redhat.com>
2152 * call.c (build_cxx_call): Pass location and vNULL down to
2153 check_builtin_function_arguments.
2155 2016-05-03 Richard Biener <rguenther@suse.de>
2157 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
2158 the checksum from the previous stage.
2160 2016-05-02 David Malcolm <dmalcolm@redhat.com>
2163 * typeck.c (finish_class_member_access_expr): When
2164 giving a hint about a possibly-misspelled member name,
2165 add a fix-it replacement hint.
2167 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
2169 * cp-tree.h (finish_omp_clauses): Update prototype.
2170 * parser.c (cp_parser_oacc_all_clauses): Update call to
2172 (cp_parser_omp_all_clauses): Likewise.
2173 (cp_parser_omp_for_loop): Likewise.
2174 (cp_omp_split_clauses): Likewise.
2175 (cp_parser_oacc_cache): Likewise.
2176 (cp_parser_oacc_loop): Likewise.
2177 (cp_parser_omp_declare_target):
2178 (cp_parser_cilk_simd_all_clauses): Likewise.
2179 (cp_parser_cilk_for): Likewise.
2180 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
2181 arguments with enum c_omp_region_type ort.
2182 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
2183 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
2184 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
2185 (tsubst_expr): Update calls to tsubst_omp_clauses.
2186 * semantics.c (finish_omp_clauses): Replace bool arguments
2187 allow_fields, declare_simd, and is_cilk with bitmask ort.
2188 (finish_omp_for): Update call to finish_omp_clauses.
2190 2016-05-02 David Malcolm <dmalcolm@redhat.com>
2193 * parser.c (cp_parser_class_head): Capture the start location;
2194 use it to emit a fix-it insertion hint when complaining
2195 about missing "template <> " in explicit specializations.
2197 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2199 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
2201 2016-05-02 Richard Biener <rguenther@suse.de>
2203 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
2206 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
2209 * class.c (check_field_decl): Remove final int* parameter, change
2210 the return type to bool; fix logic in order not to reject multiple
2211 initialized fields in anonymous struct.
2212 (check_field_decls): Adjust call.
2214 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
2217 * parser.c (cp_parser_oacc_loop): Don't augment mask with
2218 OACC_LOOP_CLAUSE_MASK.
2219 (cp_parser_oacc_kernels_parallel): Update call to
2220 c_oacc_split_loop_clauses.
2222 2016-04-28 Jason Merrill <jason@redhat.com>
2224 Implement C++17 [[nodiscard]] attribute.
2227 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
2228 * tree.c (handle_nodiscard_attribute): New.
2229 (cxx_attribute_table): Add [[nodiscard]].
2230 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
2231 (maybe_warn_nodiscard): New.
2232 (convert_to_void): Call it.
2234 * cvt.c (cp_get_callee): New.
2235 * constexpr.c (get_function_named_in_call): Use it.
2236 * cxx-pretty-print.c (postfix_expression): Use it.
2237 * except.c (check_noexcept_r): Use it.
2238 * method.c (check_nontriv): Use it.
2239 * tree.c (build_aggr_init_expr): Use it.
2240 * cp-tree.h: Declare it.
2242 2015-04-27 Ryan Burn <contact@rnburn.com>
2243 Jeff Law <law@redhat.com>
2247 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
2248 instead of cilk_detect_spawn_and_unwrap.
2249 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
2251 (cilk_cp_detect_spawn_and_unwrap): New.
2252 * lambda.c: Include cp-cilkplus.h.
2253 * parser.c: Include cp-cilkplus.h.
2254 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
2255 * cp-cilkpus.h: New file.
2257 2016-04-27 Nathan Sidwell <nathan@acm.org>
2259 * constexpr.c (get_fundef_copy): Use the original function for
2260 non-recursive evaluations.
2261 (save_fundef_copy): Always expect a slot to be available.
2263 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
2265 * parser.c (cp_parser_postfix_expression): Call
2266 warn_for_memset instead of warning directly here.
2268 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
2271 * decl.c (build_enumerator): Set current_access_specifier when
2272 declaring an enumerator belonging to an in-class enumeration.
2273 * parser.c (cp_parser_check_access_in_redecleration): Also
2274 consider in-class enumerations.
2276 2016-04-26 Marek Polacek <polacek@redhat.com>
2279 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
2280 instead of stabilize_reference.
2281 (build_over_call): Likewise.
2282 * cp-tree.h (cp_stabilize_reference): Declare.
2283 * tree.c (cp_stabilize_reference): New function.
2284 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
2285 stabilize_reference.
2286 (unary_complex_lvalue): Likewise.
2287 (cp_build_modify_expr): Likewise.
2289 2016-04-26 Jakub Jelinek <jakub@redhat.com>
2292 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
2295 2016-04-25 Jason Merrill <jason@redhat.com>
2297 * tree.c (std_attribute_table): New.
2298 (init_tree): Register it.
2300 2016-04-22 Jason Merrill <jason@redhat.com>
2302 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
2304 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
2306 * name-lookup.c (free_saved_scope): New free list of saved_scope
2308 (push_to_top_level): Attempt to reuse a saved_scope struct
2309 from free_saved_scope instead of allocating a new one each time.
2310 (pop_from_top_level_1): Chain the now-unused saved_scope structure
2311 onto free_saved_scope.
2313 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
2316 * semantics.c (process_outer_var_ref): Unconditionally return
2317 error_mark_node when mark_used returns false.
2319 2016-04-21 Marek Polacek <polacek@redhat.com>
2322 * parser.c (cp_parser_enum_specifier): Check and possibly error for
2323 extra qualification.
2325 2016-04-20 Nathan Sidwell <nathan@acm.org>
2328 * init.c (build_vec_delete_1): Protect operator delete call in try
2330 (build_delete): Likewise.
2331 * optimize.c (build_delete_destructor_body): Likewise.
2333 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
2336 * cp-tree.h (finish_omp_clauses): Add new default argument.
2337 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
2338 instead of c_finish_cilk_clauses.
2339 * semantics.c (finish_omp_clauses): Add new argument. Allow
2340 floating-point variables in the linear clause for Cilk Plus.
2342 2016-04-20 Nathan Sidwell <nathan@acm.org>
2344 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
2347 2016-04-19 Jason Merrill <jason@redhat.com>
2350 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
2351 * pt.c (make_pack_expansion): Call mark_exp_read.
2352 * semantics.c (finish_id_expression): Call mark_type_use in
2353 unevaluated context.
2356 * call.c (implicit_conversion): If we choose a copy constructor
2357 for list-initialization from the same type, the conversion is an
2360 * constexpr.c (breaks): Handle EXIT_EXPR.
2361 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
2362 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
2367 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
2370 * pt.c (tsubst_expr): Remove shadowing declaration.
2371 (tsubst_pack_expansion): Add assert.
2373 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
2376 * name-lookup.c (qualified_lookup_using_namespace): Look through
2379 2016-04-18 Michael Matz <matz@suse.de>
2381 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2382 (layout_class_type): Ditto.
2383 (build_base_field): Use SET_DECL_ALIGN.
2384 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
2385 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
2386 (record_unknown_type): Use SET_TYPE_ALIGN.
2387 (cxx_init_decl_processing): Ditto.
2388 (copy_type_enum): Ditto.
2389 (grokfndecl): Use SET_DECL_ALIGN.
2390 (copy_type_enum): Use SET_TYPE_ALIGN.
2391 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
2393 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
2394 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
2395 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
2396 * rtti.c (emit_tinfo_decl): Ditto.
2398 2016-04-18 Jason Merrill <jason@redhat.com>
2402 * class.c (type_maybe_constexpr_default_constructor): New.
2403 (type_has_constexpr_default_constructor): Revert.
2405 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
2409 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
2410 (handle_com_interface_attribute): Delete.
2412 2016-04-15 Jason Merrill <jason@redhat.com>
2415 * constexpr.c (get_fundef_copy): Handle null *slot.
2418 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
2419 unknown_type_node, too.
2421 2016-04-15 Jason Merrill <jason@redhat.com>
2422 Nathan Sidwell <nathan@acm.org>
2425 * constexpr.c (constexpr_call_table): Preserve in GC.
2426 (struct fundef_copy, struct fundef_copies_table_t): Delete.
2427 (fundef_copies_table): Preserve in GC. Change to pointer to
2429 (maybe_initialize_fundef_copies_table): Adjust.
2430 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
2431 (save_fundef_copy): Adjust for a TREE_LIST.
2432 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
2433 (fini_constexpr): New.
2434 * cp-tree.h (fini_constexpr): Declare.
2435 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
2437 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2440 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
2442 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
2443 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
2444 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
2445 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
2446 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
2447 cp_parser_statement.
2448 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
2449 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
2450 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
2451 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
2452 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
2453 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
2454 cp_parser_omp_taskloop, cp_parser_omp_construct,
2455 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
2456 Add IF_P argument, pass it down where needed.
2457 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
2458 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
2461 2016-04-14 Jason Merrill <jason@redhat.com>
2464 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
2465 * typeck2.c (split_nonconstant_init_1): Use it.
2468 * class.c (type_has_constexpr_default_constructor): Return true
2469 for an implicitly declared constructor.
2472 * parser.c (cp_parser_init_declarator): Add auto_result parm.
2473 (cp_parser_simple_declaration): Pass it.
2474 (strip_declarator_types): New.
2477 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
2478 initializer also makes the variable value-dependent.
2481 * constexpr.c (cxx_eval_store_expression): Also copy
2482 CONSTRUCTOR_NO_IMPLICIT_ZERO.
2484 2016-04-14 Martin Sebor <msebor@redhat.com>
2489 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
2491 2016-04-14 Jason Merrill <jason@redhat.com>
2493 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
2494 parameter ABI change.
2496 2016-04-13 Martin Sebor <msebor@redhat.com>
2501 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
2503 * decl.c (check_initializer, cp_finish_decl): Call them.
2504 (reshape_init_r): Reject incompletely braced intializer-lists
2506 * init.c (throw_bad_array_length, build_vla_check)
2507 (build_vla_size_check, build_vla_init_check): Define new functions.
2508 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
2510 (store_init_value): Same.
2512 2016-04-13 Jason Merrill <jason@redhat.com>
2514 Warn about empty parameter ABI with -Wabi=9.
2515 * call.c (empty_class_msg, mark_for_abi_warning)
2516 (warn_empty_class_abi): New.
2517 (build_call_a): Use them.
2518 * decl.c (store_parm_decls): Use mark_for_abi_warning.
2519 * error.c (pp_format_to_string): New.
2521 Pass empty class parameters like C.
2522 * call.c (pass_as_empty_struct, empty_class_arg): New.
2523 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
2524 (build_call_a): Use empty_class_arg.
2525 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
2526 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
2528 2016-04-13 Jason Merrill <jason@redhat.com>
2531 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
2533 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
2536 * pt.c (resolve_typename_type): Fix typos in infinite recursion
2537 avoidance mechanism.
2539 2016-04-13 Jason Merrill <jason@redhat.com>
2542 * pt.c (instantiation_dependent_uneval_expression_p): Split out
2543 from instantiation_dependent_expression_p.
2544 (value_dependent_expression_p): Use it for unevaluated operands.
2545 (instantiation_dependent_r): Don't check value-dependence.
2546 (instantiation_dependent_expression_p): Check
2547 value-dependence of the expression as a whole.
2548 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
2549 * semantics.c (finish_decltype_type): Use it.
2551 * constexpr.c (potential_nondependent_constant_expression): New.
2552 (potential_nondependent_static_init_expression): New.
2553 (maybe_constant_value_1, fold_non_dependent_expr)
2554 (maybe_constant_init): Use them.
2555 * pt.c (instantiate_non_dependent_expr_sfinae)
2556 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
2558 * cp-tree.h: Declare them.
2560 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2563 * decl.c (pop_labels_1): Removed.
2564 (note_label, sort_labels): New functions.
2565 (pop_labels): During named_labels traversal, just push the slot
2566 pointers into a vector, then qsort it by DECL_UID and only then
2567 call pop_label and chain it into BLOCK_VARS.
2569 2016-04-13 Jason Merrill <jason@redhat.com>
2572 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
2573 (cp_gimplify_expr): Not here.
2575 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
2578 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
2580 * typeck.c (build_x_conditional_expr): Unconditionally remember
2581 that the result is an lvalue or xvalue.
2583 2016-04-12 Jason Merrill <jason@redhat.com>
2585 * class.c (is_really_empty_class): A zero-length array is empty.
2586 An unnamed bit-field doesn't make a class non-empty.
2588 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
2591 * parser.c (cp_parser_cache_defarg): When file ends in default
2592 argument simply return error_mark_node.
2594 2016-04-12 Nathan Sidwell <nathan@acm.org>
2597 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
2600 2016-04-11 Jason Merrill <jason@redhat.com>
2602 * mangle.c (decl_is_template_id): The template itself counts as a
2605 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
2609 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
2610 on the result if it's not a CONSTRUCTOR.
2612 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
2615 * constexpr.c (find_constructor): New function.
2616 (unshare_constructor): New function.
2617 (cxx_eval_call_expression): Use unshare_constructor instead of
2619 (find_array_ctor_elt): Likewise.
2620 (cxx_eval_vec_init_1): Likewise.
2621 (cxx_eval_store_expression): Likewise.
2622 (cxx_eval_constant_expression): Likewise.
2624 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2627 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
2628 potentially generating a future -Wparentheses warning in its
2631 2016-04-06 Jason Merrill <jason@redhat.com>
2633 * class.c (check_abi_tags): Fix function template handling.
2635 2016-04-05 Nathan Sidwell <nathan@acm.org>
2638 * class.c (fixup_may_alias): New.
2639 (fixup_attribute_variants): Call it.
2641 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2644 * constexpr.c (struct fundef_copy): New struct.
2645 (struct fundef_copies_table_t): New struct.
2646 (fundef_copies_table): New static variable.
2647 (maybe_initialize_fundef_copies_table): New static function.
2648 (get_fundef_copy): New static function.
2649 (save_fundef_copy): New static function.
2650 (cxx_eval_call_expression): Use get_fundef_copy, and
2652 (constexpr_call_table): Add "deletable" GTY marker.
2654 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2657 * cp-tree.h (class cache_map): Remove.
2658 * constexpr.c (cv_cache): Change type to
2659 GTY((deletable)) hash_map<tree, tree> *.
2660 (maybe_constant_value): Adjust following the change to cv_cache.
2661 (clear_cv_cache): New static function.
2662 (clear_cv_and_fold_caches): Use it.
2663 * cp-gimplify.c (fold_cache): Change type to
2664 GTY((deletable)) hash_map<tree, tree> *.
2665 (clear_fold_cache): Adjust following the change to fold_cache.
2666 (cp_fold): Likewise.
2668 2016-04-02 Martin Sebor <msebor@redhat.com>
2674 * constexpr.c (diag_array_subscript): New function.
2675 (cxx_eval_array_reference): Detect out of bounds array indices.
2677 2016-04-01 Jason Merrill <jason@redhat.com>
2681 * pt.c (instantiate_decl): A function isn't fully defined if
2682 DECL_INITIAL is error_mark_node.
2683 * constexpr.c (cxx_eval_call_expression): Likewise.
2685 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2686 Marek Polacek <polacek@redhat.com>
2689 * init.c (warn_placement_new_too_small): Test whether
2690 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
2692 2016-04-01 Nathan Sidwell <nathan@acm.org>
2695 * decl.c (check_redeclaration_exception_specification): Check
2696 regardless of -fno-exceptions.
2697 * typeck2.c (merge_exception_specifiers): Relax assert by checking
2698 flag_exceptions too.
2700 2016-03-31 Nathan Sidwell <nathan@acm.org>
2702 * decl.c (start_preparsed_function): Remove unnecessary bracing.
2703 (finish_destructor_body): Don't emit operator delete here.
2705 2016-03-31 Nathan Sidwell <nathan@acm.org>
2708 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
2709 elements in field order.
2711 2016-03-31 Marek Polacek <polacek@redhat.com>
2714 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
2716 2016-03-31 Richard Biener <rguenther@suse.de>
2719 * typeck.c (cp_build_binary_op): Fix operand order of vector
2720 conditional in truth op handling.
2722 2016-03-29 Jason Merrill <jason@redhat.com>
2725 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
2726 in constexpr functions.
2728 2016-03-28 Jason Merrill <jason@redhat.com>
2733 * decl.c, pt.c, constexpr.c: Revert last patch.
2735 2016-03-25 Jason Merrill <jason@redhat.com>
2736 Martin Liška <mliska@suse.cz>
2741 * decl.c (cp_fname_init): Decay the initializer to pointer.
2742 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
2743 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2744 Don't call cp_finish_decl.
2745 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
2746 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
2747 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
2748 Handle DECL_VALUE_EXPR.
2750 2016-03-24 Jason Merrill <jason@redhat.com>
2753 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
2756 * constexpr.c (cxx_eval_call_expression): Don't cache result if
2759 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
2762 * tree.c (build_cplus_array_type): Determine type-dependentess
2763 with uses_template_parms instead of with dependent_type_p.
2765 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2768 * typeck.c (process_init_constructor_union): If the initializer
2769 is empty, use the union's NSDMI if it has one.
2771 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2774 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
2775 NSDMI that's part of an aggregrate initialization.
2777 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2780 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
2781 for 1..max even for multi-dimensional arrays. Call unshare_expr
2785 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
2786 on TREE_OVERFLOW constants.
2789 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
2790 for OMP_TASKLOOP here.
2791 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
2792 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
2794 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
2795 Jason Merrill <jason@redhat.com>
2796 Jakub Jelinek <jakub@redhat.com>
2799 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2800 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2801 (finish_function): Don't set or test them.
2802 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
2804 2016-03-23 Jason Merrill <jason@redhat.com>
2807 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
2809 2016-03-23 Marek Polacek <polacek@redhat.com>
2812 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
2814 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2816 * call.c (build_conditional_expr_1): Always use original
2817 condition type for vector type checks and build.
2819 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2822 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
2824 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2827 * constexpr.c (non_const_var_error): Check
2828 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2830 2016-03-21 Richard Henderson <rth@redhat.com>
2833 * decl.c (notice_forced_label_r): New.
2834 (cp_finish_decl): Use it.
2836 2016-03-21 Jason Merrill <jason@redhat.com>
2839 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
2841 2016-03-18 Jason Merrill <jason@redhat.com>
2844 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
2847 * class.c (vptr_via_virtual_p): New.
2848 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
2849 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
2850 a vptr from any virtual base in a not-in-charge 'structor.
2852 * decl.c (build_clobber_this): Factor out of
2853 start_preparsed_function and begin_destructor_body. Handle
2854 virtual bases better.
2856 * class.c (build_if_in_charge): Split out from build_base_path.
2857 * init.c (expand_virtual_init, expand_default_init): Use it.
2858 * call.c (build_special_member_call): Use it.
2860 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2863 * init.c (build_new_1): Complain and return error_mark_node
2864 if alloc_fn is not _Jv_AllocObject function returning pointer.
2866 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2869 * search.c (adjust_result_of_qualified_name_lookup): Don't
2870 update the BASELINK_BINFO of DECL if the second call
2871 to lookup_base fails.
2873 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2876 * parser.c (cp_parser_lambda_expression): Move call to
2877 pop_deferring_access_checks ahead of the call to
2878 cp_parser_end_tentative_firewall.
2880 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2883 * cp-tree.h (magic_varargs_p): Return int instead of bool.
2884 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
2885 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
2887 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
2888 if magic_varargs_p == 1, call decay_conversion
2889 instead of mark_type_use. Don't store error_mark_node arguments to
2890 argarray, instead return error_mark_node.
2893 * decl.c (begin_destructor_body): Don't insert clobber if
2894 is_empty_class (current_class_type).
2896 2016-03-17 Marek Polacek <polacek@redhat.com>
2899 * typeck.c (warn_for_null_address): New function.
2900 (cp_build_binary_op): Call it.
2902 2016-03-16 Jason Merrill <jason@redhat.com>
2905 * decl.c (start_preparsed_function): Don't clobber an empty base.
2907 2016-03-16 Jakub Jelinek <jakub@redhat.com>
2910 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
2911 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
2914 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
2915 set in_base_initializer.
2917 2016-03-15 Marek Polacek <polacek@redhat.com>
2920 * tree.c (strip_typedefs): Call strip_typedefs again on the
2921 DECL_ORIGINAL_TYPE result.
2923 2016-03-15 Jason Merrill <jason@redhat.com>
2926 * pt.c (instantiate_decl): Fix call to variable_template_p.
2929 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
2931 2016-03-14 Casey Carter <casey@carter.net>
2932 Jason Merrill <jason@redhat.com>
2934 P0184R0: Generalizing the Range-Based For Loop
2935 * parser.c (cp_convert_range_for): Set the type of __end separately.
2936 (cp_parser_perform_range_for_lookup): Allow different begin/end
2937 types if they are comparable.
2939 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
2942 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
2943 processing_template_decl and EXPR is a SCOPE_REF.
2945 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
2946 Jakub Jelinek <jakub@redhat.com>
2949 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
2950 return value from cxx_eval_constant_expression from earlier
2951 elements if it is valid constant initializer requiring no
2954 2016-03-10 Marek Polacek <polacek@redhat.com>
2957 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
2959 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
2961 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
2962 when calling c_finish_omp_clauses.
2964 2016-03-08 Jason Merrill <jason@redhat.com>
2966 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
2967 diagnostic for use of "concept".
2968 (cp_parser_requires_clause_opt): And "requires".
2969 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
2970 (cp_parser_explicit_template_declaration): Adjust.
2971 * Make-lang.in (check-c++-all): Add "concepts" to std list.
2973 P0036R0: Unary Folds and Empty Parameter Packs
2974 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
2976 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2979 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
2980 even after the last iteration of the loop.
2982 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
2984 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
2987 * pt.c (get_template_info): Handle PARM_DECL.
2988 (template_class_depth): Check DECL_P instead of
2989 VAR_OR_FUNCTION_DECL_P.
2991 2016-03-05 Jason Merrill <jason@redhat.com>
2994 * constexpr.c (cxx_eval_store_expression): Replace
2995 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
2997 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
3000 * pt.c (template_class_depth): Given a lambda type, iterate
3001 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
3002 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
3005 2016-03-04 Jason Merrill <jason@redhat.com>
3008 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
3009 * init.c (build_vec_delete_1): Set it.
3010 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
3012 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3014 * decl.c (start_preparsed_function): Don't emit start clobber at the
3015 start of constructor clones.
3018 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
3019 * decl.c (start_preparsed_function): Call
3020 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
3021 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
3022 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
3024 2016-03-04 Jason Merrill <jason@redhat.com>
3027 * constexpr.c (cxx_eval_component_reference): Further tweak.
3029 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
3030 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
3031 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
3032 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
3035 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
3038 2016-03-03 Jason Merrill <jason@redhat.com>
3040 * method.c (synthesized_method_walk): operator= can also be constexpr.
3042 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
3043 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
3046 * pt.c (copy_template_args): New.
3047 (tsubst_pack_expansion): Use it.
3049 * call.c (build_aggr_conv): Use get_nsdmi.
3052 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
3055 * constexpr.c (cxx_eval_component_reference): Just return an empty
3056 CONSTRUCTOR for an empty class.
3058 2016-03-01 Jason Merrill <jason@redhat.com>
3061 * parser.c (cp_parser_requires_clause): Call
3062 check_for_bare_parameter_packs.
3065 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
3069 * constexpr.c (cxx_eval_call_expression): Unshare arg.
3070 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
3071 [TARGET_EXPR]: Unshare init.
3073 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
3077 * pt.c (tsubst_baselink): Reinstate the check for an invalid
3080 2016-02-28 Jason Merrill <jason@redhat.com>
3083 * constexpr.c (cxx_eval_store_expression): Unshare init.
3085 2016-02-26 Jason Merrill <jason@redhat.com>
3088 * pt.c (make_argument_pack): New.
3089 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
3090 (tsubst_copy_and_build): Likewise.
3092 2016-02-25 Jason Merrill <jason@redhat.com>
3095 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
3096 * tree.c (build_aggr_init_expr): Set it.
3097 * semantics.c (simplify_aggr_init_expr): Check it.
3098 * cp-gimplify.c (cp_genericize_r): Don't walk into
3099 a call/aggr_init from a thunk.
3102 * method.c (forward_parm): Handle parameter packs.
3103 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
3106 * constexpr.c (cxx_eval_component_reference): Don't complain about
3107 unevaluated empty classes.
3110 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
3112 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
3115 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
3116 (maybe_undo_parenthesized_ref): Declare.
3117 * semantics.c (maybe_undo_parenthesized_ref): Split out from
3119 (finish_call_expr): Use it.
3120 * typeck.c (check_return_expr): Use it.
3121 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
3122 REF_PARENTHESIZED_P flag.
3124 2016-02-24 Jakub Jelinek <jakub@redhat.com>
3127 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
3129 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
3131 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
3132 unless they are folded into INTEGER_CST, error_mark_node or some
3133 comparison with NULL, avoid folding them and use either the original
3134 comparison or non-folded comparison of folded arguments.
3135 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
3136 comparison, don't fold the comparison right away.
3138 2016-02-24 Jason Merrill <jason@redhat.com>
3141 * friend.c (make_friend_class): Likewise.
3142 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
3144 2016-02-24 Jason Merrill <jason@redhat.com>
3147 * pt.c (instantiate_class_template_1): Set
3148 processing_template_decl before substituting friend_type.
3150 016-02-24 Martin Sebor <msebor@redhat.com>
3153 * tree.c (build_ctor_subob_ref): Compare types' main variants
3154 instead of the types as they are.
3156 2016-02-24 Jason Merrill <jason@redhat.com>
3158 * decl.c (start_preparsed_function): Condition ctor clobber on
3159 flag_lifetime_dse > 1.
3161 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
3163 2016-02-19 Jason Merrill <jason@redhat.com>
3166 * call.c (remaining_arguments): No longer static.
3167 * cp-tree.h: Declare it.
3168 * pt.c (more_specialized_fn): Use it.
3170 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3171 Bernd Edlinger <bernd.edlinger@hotmail.de>
3173 * Make-lang.in: Invoke gperf with -L C++.
3174 * cfns.gperf: Remove prototypes for hash and libc_name_p
3176 * cfns.h: Regenerated.
3177 * except.c (nothrow_libfn_p): Adjust.
3179 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3182 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
3183 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
3185 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
3188 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
3190 * semantics.c (finish_call_expr): Don't assume a constructor
3191 call is dependent if only the "this" pointer is dependent. When
3192 building a constructor call, always use a dummy object.
3194 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3197 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
3199 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
3200 operators if folding preserved the binop, just with different
3204 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
3205 attr_spec is always single element chain, chain all the attributes
3206 properly together in the right order.
3208 2016-02-18 Jason Merrill <jason@redhat.com>
3210 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
3212 (mangle_decl): Call maybe_check_abi_tags for function scope.
3213 (mangle_guard_variable): Call maybe_check_abi_tags here.
3214 (write_guarded_var_name): Not here.
3216 2016-02-17 Jason Merrill <jason@redhat.com>
3219 * constexpr.c (build_constexpr_constructor_member_initializers):
3220 Handle an additional STATEMENT_LIST.
3223 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
3226 * decl2.c (reset_type_linkage_2): Look through member templates.
3228 2016-02-17 Jakub Jelinek <jakub@redhat.com>
3231 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
3233 2016-02-17 Jason Merrill <jason@redhat.com>
3236 * method.c (forward_parm): Split out from...
3237 (add_one_base_init): ...here.
3238 * lambda.c (maybe_add_lambda_conv_op): Use it.
3240 2016-02-16 Jason Merrill <jason@redhat.com>
3244 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
3245 tree.c, typeck2.c: Revert earlier changes.
3246 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
3247 non-type templates after -> or .
3249 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3252 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
3254 2016-02-16 Jason Merrill <jason@redhat.com>
3257 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
3258 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
3259 * name-lookup.h: Adjust.
3261 2016-02-16 James Norris <jnorris@codesourcery.com>
3263 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
3264 * semantics.c (finish_omp_clauses): Add deviceptr checking.
3266 2016-02-15 Jakub Jelinek <jakub@redhat.com>
3269 * init.c (expand_default_init): Only call reshape_init
3270 in the direct-initialization from an initializer list case.
3272 2016-02-15 Jason Merrill <jason@redhat.com>
3275 * semantics.c (finish_call_expr): Implicit 'this' does not make
3277 * search.c (any_dependent_bases_p): Split out...
3278 * name-lookup.c (do_class_using_decl): ...from here.
3279 * call.c (build_new_method_call_1): Don't complain about missing object
3280 if there are dependent bases. Tweak error.
3281 * tree.c (non_static_member_function_p): Remove.
3282 * pt.c (type_dependent_expression_p): A member template of a
3283 dependent type is dependent.
3284 * cp-tree.h: Adjust.
3287 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
3289 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
3292 * pt.c (lookup_and_finish_template_variable): New function,
3294 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
3295 (tsubst_qualified_id): Consider that EXPR might be a variable
3297 * typeck.c (check_template_keyword): Don't emit an error
3298 if DECL is a variable template.
3300 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3302 * error.c: Spelling fixes - behaviour -> behavior and
3303 neighbour -> neighbor.
3305 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
3307 * init.c (build_delete): Likewise.
3309 2016-02-11 Jakub Jelinek <jakub@redhat.com>
3312 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
3313 arguments for -Waddress warning. Fix up formatting.
3315 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
3318 * pt.c (lookup_template_class_1): Check tsubst return value for
3321 2016-02-10 Jason Merrill <jason@redhat.com>
3324 * pt.c (resolve_nondeduced_context): Add complain parm.
3325 (do_auto_deduction): Pass it.
3326 * cvt.c (convert_to_void): Likewise.
3327 * decl.c (cp_finish_decl): Likewise.
3328 * init.c (build_new): Likewise.
3329 * rtti.c (get_tinfo_decl_dynamic): Likewise.
3330 * semantics.c (finish_decltype_type): Likewise.
3331 * typeck.c (decay_conversion): Likewise.
3332 * cp-tree.h: Adjust declaration.
3333 * call.c (standard_conversion): Add complain parm, pass it along.
3334 (implicit_conversion): Pass it.
3337 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
3338 (lookup_name_real_1): Likewise.
3339 (remove_hidden_names): Handle non-functions too.
3342 * parser.c (cp_parser_lookup_name): When looking for a template
3343 after . or ->, only consider class templates.
3344 (cp_parser_postfix_dot_deref_expression): Handle the current
3345 instantiation. Remember a dependent object expression.
3346 * typeck2.c (build_x_arrow): Handle the current instantiation.
3348 * ptree.c (debug_tree): Implement for cp_expr.
3350 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3353 * parser.c (cp_parser_simple_type_specifier): Make the check
3354 for disambiguating between an 'auto' placeholder and an implicit
3355 template parameter more robust.
3357 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3361 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
3362 setting its TREE_USED flag.
3364 2016-02-08 Jason Merrill <jason@redhat.com>
3367 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
3370 2016-02-08 Jakub Jelinek <jakub@redhat.com>
3373 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
3374 of the DECL_OMP_DECLARE_REDUCTION_P decls.
3376 2016-02-08 Marek Polacek <polacek@redhat.com>
3379 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
3380 Call clear_fold_cache.
3381 * cp-tree.h: Adjust declaration.
3382 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
3383 rather than clear_cv_cache and clear_fold_cache.
3384 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
3386 2016-02-08 Jason Merrill <jason@redhat.com>
3388 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
3389 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
3390 (ocp_convert): Use *_maybe_fold.
3391 (cp_convert_to_pointer): Add dofold parameter.
3392 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
3394 2016-02-05 Martin Sebor <msebor@redhat.com>
3397 * init.c (find_field_init): New function.
3398 (warn_placement_new_too_small): Call it. Handle one-element arrays
3399 at ends of structures special.
3401 2016-02-05 Jason Merrill <jason@redhat.com>
3404 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
3405 make sure we've seen_error().
3407 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
3410 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
3411 if lookup_fnfields returns NULL_TREE and the name being looked
3412 up has the form A::A.
3414 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
3416 * constexpr.c (cxx_eval_binary_expression): Fold equality
3417 comparisons involving PTRMEM_CSTs.
3419 2016-02-04 Jakub Jelinek <jakub@redhat.com>
3421 * class.c (find_flexarrays): Don't declare dom variable.
3422 (diagnose_flexarray): Likewise.
3424 2016-02-02 Martain Sebor <msebor@redhat.com>
3431 * class.c (walk_subobject_offsets): Avoid testing the upper bound
3432 of a flexible array member for equality to null.
3433 (find_flexarrays): Remove spurious whitespace introduced in r231665.
3434 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
3435 (check_flexarrays): Same.
3436 * decl.c (compute_array_index_type): Avoid special case for flexible
3438 (grokdeclarator): Avoid calling compute_array_index_type for flexible
3440 * error.c (dump_type_suffix): Revert changes introduced in r231665
3441 and rendered unnecessary by the changes above.
3442 * pt.c (tsubst): Same.
3443 * tree.c (build_ctor_subob_ref): Handle flexible array members.
3444 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
3445 (process_init_constructor_array): Same.
3446 (process_init_constructor_record): Same.
3448 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
3451 * pt.c (try_one_overload): Handle comparing argument packs so
3452 that there is no conflict if we deduced more arguments of an
3453 argument pack than were explicitly specified.
3455 2016-01-31 Jakub Jelinek <jakub@redhat.com>
3456 Jason Merrill <jason@redhat.com>
3459 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
3460 function type if nothing is changing.
3462 2016-01-31 Jason Merrill <jason@redhat.com>
3465 * pt.c (partial_specialization_p, impartial_args): New.
3466 (instantiate_decl): Call impartial_args.
3468 * mangle.c (maybe_check_abi_tags): New.
3469 (write_guarded_var_name): Call it.
3470 (mangle_ref_init_variable): Call check_abi_tags.
3472 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
3473 between template and instantiation.
3475 2016-01-29 Jakub Jelinek <jakub@redhat.com>
3478 * decl.c (wrapup_globals_for_namespace): Warn about unused static
3479 function declarations.
3481 2016-01-29 Marek Polacek <polacek@redhat.com>
3485 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
3486 out of bound" error earlier.
3487 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
3490 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
3492 * name-lookup.c (begin_scope): After reusing a cp_binding_level
3493 structure, update free_binding_level before the structure's
3494 level_chain field gets cleared, not after.
3496 2016-01-28 Jason Merrill <jason@redhat.com>
3499 * search.c (dfs_walk_once, dfs_walk_once_r)
3500 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
3501 hash_set instead of BINFO_MARKED.
3502 (dfs_unmark_r): Remove.
3504 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
3507 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
3508 (cp_lexer_debugging_p): Use it.
3509 (cp_lexer_start_debugging): Likewise.
3510 (cp_lexer_stop_debugging): Likewise.
3512 2016-01-27 Marek Polacek <polacek@redhat.com>
3515 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
3516 needed. Add -Wsign-compare warning.
3518 2016-01-27 Ryan Burn <contact@rnburn.com>
3521 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
3522 superfluous post_p argument in call to
3523 cilk_gimplify_call_params_in_spawned_fn.
3525 2016-01-27 Marek Polacek <polacek@redhat.com>
3528 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
3529 wrapped in NOP_EXPRs.
3531 2016-01-27 Martin Sebor <msebor@redhat.com>
3534 * mangle.c (mangle_decl): Reference the correct (saved) version
3535 of the ABI in -Wabi diagnostics.
3537 2016-01-27 Marek Polacek <polacek@redhat.com>
3540 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
3541 elements of the array.
3543 2016-01-26 Jason Merrill <jason@redhat.com>
3546 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
3547 (cxx_eval_call_expression): Don't look through clones.
3548 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
3549 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
3550 maybe-in-charge *tor.
3552 2016-01-26 Jason Merrill <jason@redhat.com>
3555 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
3556 and TREE_SIDE_EFFECTS.
3557 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
3558 verify_constructor_flags.
3560 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3563 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
3564 return error_mark_node instead of building trees with error_mark_node
3567 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3570 * error.c (print_instantiation_partial_context_line): Add missing
3571 newlines from output for the t == NULL case.
3572 (print_instantiation_partial_context): Remove call to pp_newline.
3574 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
3577 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3582 * decl.c (grokdeclarator): Don't decay array parameter type to
3583 a pointer type if it's dependent.
3584 (grokparms): Invoke strip_top_quals instead of directly invoking
3585 cp_build_qualified_type.
3586 * pt.c (decay_dependent_array_parm_type): New static function.
3587 (type_unification_real): Call decay_dependent_array_parm_type
3588 to decay a dependent array parameter type to its corresponding
3589 pointer type before unification.
3590 (more_specialized_fn): Likewise.
3591 (get_bindings): Likewise.
3592 * tree.c (cp_build_qualified_type): Trivial typofix in
3595 2016-01-23 Martin Sebor <msebor@redhat.com>
3599 * decl2.c (is_late_template_attribute): Handle dependent argument
3600 to attribute align and attribute vector_size.
3602 2016-01-21 Jason Merrill <jason@redhat.com>
3605 * lambda.c (lambda_capture_field_type): Handle 'this' specially
3606 for init-capture, too.
3609 * decl.c (type_is_deprecated): Don't look into a typedef.
3613 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
3616 * decl.c (start_enum): Add attributes parameter.
3617 * parser.c (cp_parser_enum_specifier): Pass it.
3618 * pt.c (lookup_template_class_1): Pass it.
3619 * cp-tree.h: Adjust.
3621 2016-01-19 Jason Merrill <jason@redhat.com>
3624 * pt.c (convert_template_argument): Handle VAR_DECL properly.
3626 2016-01-19 Marek Polacek <polacek@redhat.com>
3629 * constexpr.c (clear_cv_cache): New.
3630 * cp-gimplify.c (clear_fold_cache): New.
3631 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
3632 * decl.c (finish_enum_value_list): Call them.
3635 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
3637 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3642 * decl.c (grokdeclarator): Don't decay array parameter type to
3643 a pointer type if it's dependent.
3644 (grokparms): Invoke strip_top_quals instead of directly invoking
3645 cp_build_qualified_type.
3646 * pt.c (decay_dependent_array_parm_type): New static function.
3647 (type_unification_real): Call decay_dependent_array_parm_type
3648 to decay a dependent array parameter type to its corresponding
3649 pointer type before unification.
3650 (more_specialized_fn): Likewise.
3651 (get_bindings): Likewise.
3652 * tree.c (cp_build_qualified_type): Trivial typofix in
3655 2016-01-18 Jason Merrill <jason@redhat.com>
3657 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
3659 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
3662 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
3663 (contains_label_1, contains_label_p): Remove.
3665 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3668 * pt.c (type_dependent_expression_p): For a function template
3669 specialization, a type is dependent iff any of its template
3672 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3674 * cp-array-notation.c (cp_expand_cond_array_notations): Return
3675 error_mark_node only if find_rank failed, not if it was
3678 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3681 * tree.c (build_min_non_dep_call_vec): Don't retain the
3682 KOENIG_LOOKUP_P flag of the non-dependent expression that's
3684 (build_min_non_dep_op_overload): Instead, do it here.
3686 2016-01-15 Jakub Jelinek <jakub@redhat.com>
3689 * parser.h (cp_token): Remove pragma_kind field. Add comment
3690 with number of unused bits.
3691 * parser.c (eof_token): Remove pragma_kind field initializer.
3692 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
3693 field, don't clear CPP_PRAGMA u.value.
3694 (cp_parser_pragma_kind): New function.
3695 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
3696 cp_parser_omp_construct, cp_parser_initial_pragma,
3697 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
3700 2016-01-15 Jason Merrill <jason@redhat.com>
3703 * call.c (build_cxx_call): Use fold_non_dependent_expr.
3705 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
3709 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
3710 array/function-to-pointer conversion. Call
3711 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
3712 * call.c (convert_like_real): Print call context if
3713 decay_conversion errors.
3715 2016-01-14 Tom de Vries <tom@codesourcery.com>
3717 PR tree-optimization/68773
3718 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
3721 2016-01-14 Jason Merrill <jason@redhat.com>
3724 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
3726 2016-01-12 Marek Polacek <polacek@redhat.com>
3729 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
3730 error_at and adjust the return value.
3732 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3736 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
3737 GS_ERROR whenever seen_error (), only if *expr_p contains
3738 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
3742 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
3744 2016-01-11 Jason Merrill <jason@redhat.com>
3747 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
3748 (process_subob_fn): Likewise. Don't consider triviality if true.
3749 (synthesize_method_walk): Pass it.
3751 2016-01-11 David Malcolm <dmalcolm@redhat.com>
3754 * parser.c (cp_parser_postfix_expression): Initialize
3755 close_paren_loc to UNKNOWN_LOCATION; only use it if
3756 it has been written to by
3757 cp_parser_parenthesized_expression_list.
3758 (cp_parser_parenthesized_expression_list): Document the behavior
3759 with respect to the CLOSE_PAREN_LOC param.
3761 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3764 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
3765 folded operands have side-effects, but folding changed any of them,
3766 build a new tree with the folded operands instead of returning the
3769 2016-01-09 Marek Polacek <polacek@redhat.com>
3772 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
3774 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3777 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
3779 2016-01-08 Jason Merrill <jason@redhat.com>
3782 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
3785 2016-01-08 Marek Polacek <polacek@redhat.com>
3788 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
3790 2016-01-08 Jason Merrill <jason@redhat.com>
3792 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
3797 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
3798 TREE_ADDRESSABLE type.
3802 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
3804 2016-01-05 Nathan Sidwell <nathan@acm.org>
3807 * pt.c (build_non_dependent_expr): Don't try a checking fold when
3810 2016-01-04 Jakub Jelinek <jakub@redhat.com>
3812 Update copyright years.
3814 Copyright (C) 2016 Free Software Foundation, Inc.
3816 Copying and distribution of this file, with or without modification,
3817 are permitted in any medium without royalty provided the copyright
3818 notice and this notice are preserved.