1 2016-11-23 Jakub Jelinek <jakub@redhat.com>
4 * cp-gimplify.c (cp_gimplify_tree) <case VEC_INIT_EXPR>: Pass
5 false as handle_invisiref_parm_p to cp_genericize_tree.
6 (struct cp_genericize_data): Add handle_invisiref_parm_p field.
7 (cp_genericize_r): Don't wrap is_invisiref_parm into references
8 if !wtd->handle_invisiref_parm_p.
9 (cp_genericize_tree): Add handle_invisiref_parm_p argument,
10 set wtd.handle_invisiref_parm_p to it.
11 (cp_genericize): Pass true as handle_invisiref_parm_p to
12 cp_genericize_tree. Formatting fix.
14 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17 * decl.c (duplicate_decls): Warn when a built-in function is redefined.
18 Don't overload builtin functions with C++ functions.
19 Handle const_tm_ptr_type_node like file_ptr_node.
20 Copy the TREE_NOTHROW flag unmodified to the old decl.
22 2016-11-18 Jason Merrill <jason@redhat.com>
24 PR objc++/78418 - ICE in string tests on darwin
25 * tree.c (lvalue_kind): Guard DECL_HAS_VALUE_EXPR_P.
27 2016-11-18 Jakub Jelinek <jakub@redhat.com>
30 * mangle.c (mangle_tls_init_fn, mangle_tls_wrapper_fn): Call
33 2016-11-18 Jason Merrill <jason@redhat.com>
35 PR c++/67631 - list-init and explicit conversions
36 * semantics.c (finish_compound_literal): Call digest_init_flags.
37 * typeck2.c (digest_init_flags): Add complain parm.
38 (store_init_value): Pass it.
40 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
41 Alan Hayward <alan.hayward@arm.com>
42 David Sherwood <david.sherwood@arm.com>
44 * class.c (finish_struct_bits): Use SET_DECL_MODE.
45 (build_base_field_1, layout_class_type, finish_struct_1): Likewise.
46 * decl.c (make_label_decl): Likewise.
47 * pt.c (tsubst_decl): Likewise.
49 2016-11-17 Jason Merrill <jason@redhat.com>
51 PR c++/78193 - inherited ctor regressions on sparc32.
52 * call.c (build_over_call): Don't set CALL_FROM_THUNK_P here.
53 (build_call_a): Set it here, and don't insert EMPTY_CLASS_EXPR.
54 (convert_like_real) [ck_rvalue]: Also pass non-addressable
57 2016-11-17 Paolo Carlini <paolo.carlini@oracle.com>
60 * parser.c (cp_parser_non_integral_constant_expression): Issue a
61 pedwarn instead of an error for case NIC_FLOAT.
63 2016-11-17 Jason Merrill <jason@redhat.com>
65 PR c++/78124 - list-initialization and inherited ctor
66 * name-lookup.c (do_class_using_decl): Set CLASSTYPE_NON_AGGREGATE.
68 PR c++/78369 - {} as default argument
69 * call.c (build_special_member_call): Handle CONSTRUCTOR.
72 * parser.c (cp_parser_fold_expression): Check TREE_NO_WARNING.
74 2016-11-16 Jason Merrill <jason@redhat.com>
77 * decl.c (cp_finish_decl): Don't set TREE_CONSTANT on a reference.
78 * typeck2.c (store_init_value): Likewise.
80 * decl.c (store_decomp_type, lookup_decomp_type): New.
81 (cp_finish_decomp): Call store_decomp_type.
82 * semantics.c (finish_decltype_type): Call lookup_decomp_type.
83 * cp-tree.h: Declare lookup_decomp_type.
85 2016-11-15 Jakub Jelinek <jakub@redhat.com>
87 * decl.c (cp_finish_decomp): For DECL_NAMESPACE_SCOPE_P decl,
88 set DECL_ASSEMBLER_NAME.
89 * parser.c (cp_parser_decomposition_declaration): Likewise
90 if returning error_mark_node.
91 * mangle.c (mangle_decomp): New function.
92 * cp-tree.h (mangle_decomp): New declaration.
94 2016-11-15 Jason Merrill <jason@redhat.com>
97 * semantics.c (finish_decltype_type): Strip references for a tuple
99 * cp-tree.h (DECL_DECOMPOSITION_P): False for non-variables.
101 * decl2.c (decl_maybe_constant_var_p): References qualify.
102 * constexpr.c (non_const_var_error): Handle references.
103 * init.c (constant_value_1): Always check decl_constant_var_p.
104 * cp-gimplify.c (cp_fold_maybe_rvalue): Don't fold references.
105 * error.c (dump_decl_name): Split out from dump_decl.
107 2016-11-14 Jason Merrill <jason@redhat.com>
109 * tree.c (bitfield_p): New.
110 * cp-tree.h: Declare it.
111 * typeck.c (cxx_sizeof_expr, cxx_alignof_expr)
112 (cp_build_addr_expr_1): Use it instead of DECL_C_BIT_FIELD.
113 * decl.c (cp_finish_decomp): Look through reference. Always
114 SET_DECL_DECOMPOSITION_P.
115 * semantics.c (finish_decltype_type): Adjust decomposition handling.
117 2016-11-13 Jakub Jelinek <jakub@redhat.com>
118 Jason Merrill <jason@redhat.com>
120 Implement P0217R3 - C++17 structured bindings
121 * cp-tree.h (struct lang_decl_base): Add decomposition_p.
122 (DECL_DECOMPOSITION_P): New
123 (enum auto_deduction_context): Add adc_decomp_type.
124 (enum cp_declarator_kind): Add cdk_decomp.
125 * constexpr.c (cxx_eval_constant_expression): Look through
127 (potential_constant_expression_1): Likewise.
128 * decl.c (reshape_init): Preserve CONSTRUCTOR_IS_DIRECT_INIT.
129 (check_initializer): Use build_aggr_init for DECL_DECOMPOSITION_P.
130 (cp_finish_decl): Pass adc_decomp_type for decomposition.
131 (find_decomp_class_base, get_tuple_size, get_tuple_element_type)
132 (get_tuple_decomp_init, cp_finish_decomp): New.
133 (grokdeclarator): Handle decomposition.
134 * init.c (build_aggr_init): Handle decomposition array.
135 (build_vec_init): Handle initialization from { array }.
136 * name-lookup.c (add_function): Always wrap TEMPLATE_DECL in
138 * parser.c (declarator_can_be_parameter_pack): Handle cdk_decomp.
139 (function_declarator_p, strip_declarator_types)
140 (cp_parser_check_declarator_template_parameters): Likewise.
141 (cp_parser_range_for, cp_convert_range_for): Handle decomposition.
142 (cp_parser_simple_declaration): Parse decomposition.
143 (cp_parser_decomposition_declaration): New.
144 * pt.c (tsubst_decomp_names): New.
145 (subst_expr) [DECL_EXPR, RANGE_FOR_STMT]: Handle decomposition.
146 (do_auto_deduction): Handle adc_decomp_type.
147 * semantics.c (finish_decltype_type): Look through DECL_VALUE_EXPR.
148 * typeck.c (is_bitfield_expr_with_lowered_type): Likewise.
149 * tree.c (lvalue_kind): Likewise.
150 (cp_build_reference_type): Handle reference collapsing.
152 2016-11-13 Jason Merrill <jason@redhat.com>
154 * call.c (build_new_method_call_1): Include template arguments in
156 (print_error_for_call_failure): Likewise.
157 (build_new_function_call): Pass them in.
158 * name-lookup.c (supplement_binding_1): Don't complain about a
159 conflict with an erroneous declaration.
160 * error.c (dump_decl): Fix printing of alias declaration.
161 * decl.c (make_typename_type): Call cxx_incomplete_type_error.
162 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
163 * semantics.c (perform_koenig_lookup): Don't wrap an error in
166 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
169 * parser.c (cp_parser_postfix_pexpression): Call warn_for_restrict.
171 2016-11-12 Jason Merrill <jason@redhat.com>
174 * typeck.c (convert_arguments): Handle default arg followed by none.
176 * constexpr.c (potential_constant_expression_1): REALPART_EXPR and
177 IMAGPART_EXPR can be lvalues.
181 * pt.c (check_specialization_namespace): Allow any enclosing
183 (check_unqualified_spec_or_inst): New.
184 (check_explicit_specialization): Call it.
185 * parser.c (cp_parser_elaborated_type_specifier)
186 (cp_parser_class_head): Call it.
188 2016-11-10 Jason Merrill <jason@redhat.com>
191 * pt.c (tsubst_friend_function): Don't set DECL_INITIAL.
192 (instantiate_decl): It's OK to defer a constexpr function.
193 * cp-tree.h (DECL_FRIEND_PSEUDO_TEMPLATE_INSTANTIATION): Check
195 * decl2.c (decl_defined_p): Use it. No longer static.
196 * decl.c (redeclaration_error_message): Use decl_defined_p.
197 * constexpr.c (cxx_eval_call_expression): Set input_location around
198 call to instantiate_decl.
200 2016-11-10 Jakub Jelinek <jakub@redhat.com>
202 * mangle.c (mangle_decl): Only emit -Wc++1z-compat warnings for
203 public or external symbols.
205 2016-11-09 Jakub Jelinek <jakub@redhat.com>
208 * mangle.c (start_mangling): Reset G.need_cxx1z_warning.
210 2016-11-09 Jason Merrill <jason@redhat.com>
212 * parser.c (cp_parser_simple_type_specifier): Allow placeholder
213 for template template parameter.
214 (cp_parser_type_id_1): Improve diagnostic.
215 * decl.c (grokdeclarator): Handle class deduction diagnostics here.
216 * pt.c (splice_late_return_type): Not here.
217 (tsubst) [TEMPLATE_TYPE_PARM]: Substitute into placeholder template.
218 (do_class_deduction): Handle non-class templates.
220 Implement P0127R2, Declaring non-type parameters with auto.
221 * cp-tree.h (enum auto_deduction_context): Add adc_unify.
222 * decl.c (grokdeclarator): Allow 'auto' in C++17 template non-type
224 * pt.c (do_auto_deduction): Add outer_targs parameter.
225 (convert_template_argument): Call do_auto_deduction. If adc_unify,
226 don't give up on dependent init.
227 (unify): Likewise. In C++17, walk into the type of a
229 (for_each_template_parm): Add any_fn parameter.
230 (struct pair_fn_data): Likewise.
231 (for_each_template_parm_r): Call it for any tree. In C++17, walk
232 into the type of a TEMPLATE_PARM_INDEX.
233 (zero_r, array_deduction_r, try_array_deduction): New.
234 (type_unification_real): Call try_array_deduction.
235 (get_partial_spec_bindings): Likewise.
237 2016-11-07 Jason Merrill <jason@redhat.com>
239 Implement P0012R1, Make exception specifications part of the type
241 * cp-tree.h (enum tsubst_flags): Add tf_fndecl_type.
242 (flag_noexcept_type, ce_type): New.
243 * call.c (build_conv): Add ck_fnptr.
244 (enum conversion_kind): Change ck_tsafe to ck_fnptr.
245 (convert_like_real): Likewise.
246 (standard_conversion): Likewise. Allow function pointer
247 conversions for pointers to member functions.
248 (reference_compatible_p): Allow function pointer conversions.
249 (direct_reference_binding): Likewise.
250 (reference_binding): Reference-compatible is no longer a subset of
252 (is_subseq): Also strip ck_lvalue after next_conversion.
253 * class.c (instantiate_type): Check fnptr_conv_p.
254 (resolve_address_of_overloaded_function): Likewise.
255 * cvt.c (can_convert_tx_safety): Now static.
256 (noexcept_conv_p, fnptr_conv_p, strip_fnptr_conv): New.
257 * decl.c (flag_noexcept_type): Define.
258 (cxx_init_decl_processing): Set it.
259 (bad_specifiers): Check it.
260 (grokdeclarator) [cdk_function]: Add exception-spec to type here.
261 * lambda.c (maybe_add_lambda_conv_op): Add exception-spec to
263 * mangle.c (struct globals): Add need_cxx1z_warning.
264 (mangle_decl): Check it.
265 (write_exception_spec): New.
266 (write_function_type): Call it.
267 (canonicalize_for_substitution): Handle exception spec.
268 (write_type): Likewise.
269 (write_encoding): Set processing_template_decl across mangling of
270 partially-instantiated type.
271 * pt.c (determine_specialization): Pass tf_fndecl_type.
272 (tsubst_decl, fn_type_unification): Likewise.
273 (tsubst): Strip tf_fndecl_type, pass it to
274 tsubst_exception_specification.
275 (convert_nontype_argument_function): Handle function pointer
277 (convert_nontype_argument): Likewise.
278 (unify, for_each_template_parm_r): Walk into noexcept-specifier.
279 * rtti.c (ptr_initializer): Encode noexcept.
280 * tree.c (canonical_eh_spec): New.
281 (build_exception_variant): Use it.
282 * typeck.c (composite_pointer_type): Handle fnptr conversion.
283 (comp_except_specs): Compare canonical EH specs.
284 (structural_comptypes): Call it.
286 * call.c (standard_conversion): Reorganize pointer conversions.
287 * pt.c (convert_nontype_argument_function): Convert to ref here.
288 (convert_nontype_argument): Not here.
289 (convert_template_argument): Add original type to error message.
290 (RECUR_AND_CHECK_FAILURE): Remove trailing semicolon.
291 (unify): Compare function-qualifiers.
292 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Use
293 cp_build_qualified_type rather than TYPE_MAIN_VARIANT.
295 * pt.c (push_tinst_level_loc): Add template instantiations to the
296 announce_function stream.
298 2016-11-04 Paolo Carlini <paolo.carlini@oracle.com>
301 * pt.c (tsubst_expr, case IF_STMT): Use fold_non_dependent_expr
302 to suppress unwanted warnings.
304 2016-11-03 Jason Merrill <jason@redhat.com>
307 * call.c (convert_default_arg): Look through inheriting ctors.
309 2016-11-03 Jakub Jelinek <jakub@redhat.com>
310 Alexandre Oliva <aoliva@redhat.com>
311 Jason Merrill <jason@redhat.com>
315 * tree.c (cp_check_qualified_type): Use check_base_type and
316 TYPE_QUALS comparison instead of check_qualified_type.
317 (cxx_type_hash_eq): Return false if type_memfn_rqual don't match.
318 * cp-objcp-common.c (cp_get_debug_type): New function.
319 (cp_decl_dwarf_attribute): Don't handle types here.
320 (cp_type_dwarf_attribute): New function.
321 * cp-objcp-common.h (cp_get_debug_type, cp_type_dwarf_attribute):
323 (LANG_HOOKS_GET_DEBUG_TYPE, LANG_HOOKS_TYPE_DWARF_ATTRIBUTE):
326 2016-11-03 Jason Merrill <jason@redhat.com>
328 * tree.c (cp_check_qualified_type): Call check_base_type instead
329 of check_qualified_type.
330 (cxx_type_hash_eq): Check ref-qualifiers.
331 * typeck.c (apply_memfn_quals): No need to mess with TYPE_CANONICAL.
333 2016-11-01 Jason Merrill <jason@redhat.com>
335 Implement P0136R1, Rewording inheriting constructors.
336 * call.c (enum rejection_reason_code): Add rr_inherited_ctor.
337 (inherited_ctor_rejection): New.
338 (add_function_candidate): Reject inherited ctors for copying.
339 (enforce_access): Use strip_inheriting_ctors.
340 (print_z_candidate): Likewise. Handle rr_inherited_ctor.
341 (convert_like_real): Avoid copying inheriting ctor parameters.
342 (build_over_call): Likewise. A base ctor inheriting from vbase
343 has no parms. Sorry about varargs.
344 (joust): A local constructor beats inherited with the same convs.
345 * class.c (add_method): Handle hiding inheriting ctors.
346 (one_inherited_ctor): Handle new semantics.
347 (add_implicitly_declared_members): Pass using_decl down.
348 (build_clone): A base ctor inheriting from vbase has no parms.
349 * cp-tree.h (DECL_INHERITED_CTOR): Store this instead of the base.
350 (SET_DECL_INHERITED_CTOR): Likewise.
351 (DECL_INHERITED_CTOR_BASE): Adjust.
352 * constexpr.c: Adjust.
353 * error.c (dump_function_decl): Decorate inheriting ctors.
354 * init.c (emit_mem_initializers): Suppress access control in
356 * mangle.c (write_special_name_constructor): Handle new inheriting
358 * method.c (strip_inheriting_ctors, inherited_ctor_binfo)
359 (ctor_omit_inherited_parms, binfo_inherited_from): New.
360 (synthesized_method_walk): Use binfo_inherited_from. Suppress
361 access control in inheriting ctor.
362 (deduce_inheriting_ctor): Deleted if ambiguous ctor inheritance.
363 (maybe_explain_implicit_delete): Explain ambigous ctor inheritance.
364 (add_one_base_init, do_build_copy_constructor): Adjust.
365 (locate_fn_flags, explain_implicit_non_constexpr): Adjust.
366 (implicitly_declare_fn): Adjust.
367 (get_inherited_ctor): Remove.
368 * name-lookup.c (do_class_using_decl): Check for indirect ctor
370 * optimize.c (cdtor_comdat_group): Adjust for new mangling.
371 (maybe_clone_body): Handle omitted parms in base clone.
372 (maybe_thunk_body): Don't thunk if base clone omits parms.
373 * pt.c (tsubst_decl): Adjust.
374 (instantiate_template_1): Suppress access control in inheriting
376 (fn_type_unification): Do deduction with inherited ctor.
377 * tree.c (special_function_p): Adjust.
379 2016-11-01 Jakub Jelinek <jakub@redhat.com>
381 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle DW_AT_inline.
383 2016-11-01 Jason Merrill <jason@redhat.com>
385 * class.c (declared_access): Split out from handle_using_decl.
387 2016-10-31 Jakub Jelinek <jakub@redhat.com>
390 * parser.c (cp_parser_postfix_expression): Replace return statement in
391 the first switch with setting postfix_expression to the return
392 expression and break;.
395 * pt.c (tsubst_expr) <case CASE_LABEL_EXPR> Copy over
396 FALLTHROUGH_LABEL_P flag to the new LABEL_DECL.
397 (tsubst_expr) <case LABEL_EXPR>: Likewise.
399 2016-09-11 Le-Chun Wu <lcwu@google.com>
400 Mark Wielaard <mjw@redhat.com>
402 * name-lookup.c (pushdecl_maybe_friend): When emitting a
403 shadowing warning, use the code corresponding to the
404 given -Wshadow= variant.
406 2016-10-26 Jason Merrill <jason@redhat.com>
408 * class.c (add_method): Allow using-declarations to coexist.
410 2016-10-25 Jason Merrill <jason@redhat.com>
412 * constexpr.c (maybe_constant_init): Pull out TARGET_EXPR_INITIAL.
413 (cxx_eval_outermost_constant_expr): Don't return a CONSTRUCTOR
414 with CONSTRUCTOR_NO_IMPLICIT_ZERO.
415 (cxx_eval_call_expression): Clear CONSTRUCTOR_NO_IMPLICIT_ZERO.
417 2016-10-25 Jakub Jelinek <jakub@redhat.com>
419 * parser.c (cp_parser_postfix_expression): Adding missing break;.
421 * cp-tree.h (finish_builtin_launder): Declare.
422 * parser.c (cp_parser_postfix_expression): Handle RID_BUILTIN_LAUNDER.
423 * semantics.c (finish_builtin_launder): New function.
424 * pt.c (tsubst_copy_and_build): Handle instantiation of IFN_LAUNDER.
425 * constexpr.c (cxx_eval_internal_function): Handle IFN_LAUNDER.
426 (potential_constant_expression_1): Likewise.
428 2016-10-24 Jakub Jelinek <jakub@redhat.com>
430 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle DW_AT_reference
431 and DW_AT_rvalue_reference.
433 * cxx-pretty-print.c (pp_cxx_check_constraint): Use VAR_P (x)
434 instead of TREE_CODE (x) == VAR_DECL.
435 * constraint.cc (get_concept_definition): Likewise.
436 (finish_shorthand_constraint): Likewise.
437 * init.c (warn_placement_new_too_small): Likewise.
438 * cp-gimplify.c (cp_genericize_r): Likewise.
440 2016-10-21 Jason Merrill <jason@redhat.com>
443 * pt.c (convert_template_argument): Call convert_nontype_argument
444 on value-dependent but not type-dependent arguments.
445 (convert_nontype_argument): Handle value-dependent arguments.
446 (canonicalize_expr_argument): New.
447 (deducible_expression, unify): Skip CONVERT_EXPR.
448 * error.c (dump_template_argument): Likewise.
449 * mangle.c (write_expression): Likewise.
451 * ptree.c (cxx_print_xnode) [TEMPLATE_PARM_INDEX]: Dump the decl.
453 2016-10-21 Jakub Jelinek <jakub@redhat.com>
455 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle
458 2016-10-17 Jakub Jelinek <jakub@redhat.com>
460 * cp-objcp-common.h (cp_function_decl_explicit_p,
461 cp_function_decl_deleted_p, cp_function_decl_defaulted): Remove.
462 (cp_decl_dwarf_attribute): Declare.
463 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
464 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
465 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
466 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Redefine.
467 * cp-objcp-common.c (cp_function_decl_explicit_p,
468 cp_function_decl_deleted_p, cp_function_decl_defaulted): Remove.
469 (cp_decl_dwarf_attribute): New function.
471 2016-10-15 Jason Merrill <jason@redhat.com>
474 * constexpr.c (maybe_simplify_trivial_copy): New.
475 (cxx_eval_store_expression): Call it.
476 * call.c (build_over_call): Use unsigned char for trivial copy.
478 2016-10-14 Jason Merrill <jason@redhat.com>
480 Implement P0017R1, C++17 aggregates with bases.
481 * class.c (build_base_field_1): Split out from...
482 (build_base_field): ...here. In C++17 mode, build a field for
484 * decl.c (xref_basetypes): In C++17 aggregates can have bases.
485 (next_initializable_field): Allow base fields in C++17.
486 * typeck2.c (process_init_constructor_record): Likewise.
488 2016-10-14 Jakub Jelinek <jakub@redhat.com>
490 DR 1511 - const volatile variables and ODR
491 * decl.c (grokvardecl): Change flags argument to type_quals,
492 add conceptp argument. Set TREE_PUBLIC for non-static volatile vars.
493 (grokdeclarator): Adjust grokvardecl caller.
495 2016-10-13 Martin Sebor <msebor@redhat.com>
498 * class.c (struct flexmems_t): Add members.
499 (find_flexarrays): Add arguments. Correct handling of anonymous
501 (diagnose_flexarrays): Adjust to issue warnings in addition to errors.
502 (check_flexarrays): Add argument.
503 (diagnose_invalid_flexarray): New functions.
505 2016-10-13 Jakub Jelinek <jakub@redhat.com>
506 Jason Merrill <jason@redhat.com>
508 Implement P0386R2 - C++17 inline variables
509 * cp-tree.h (struct lang_type): Shrink language field to 1 bit
510 from 4. Add var_declared_inline_p field. Mention 2 spare bits.
511 (DECL_VAR_DECLARED_INLINE_P): Define.
512 (SET_DECL_VAR_DECLARED_INLINE_P): Define.
513 (DECL_INLINE_VAR_P): Define.
514 (diagnose_inline_vars_for_namespace): Declare.
515 * decl.c (diagnose_inline_vars_for_namespace): New function.
516 (duplicate_decls): For static data members copy
517 DECL_DECLARED_CONSTEXPR_P.
518 (redeclaration_error_message): Handle C++17 redundant redeclaration
519 of constexpr static data member outside of class.
520 (maybe_commonize_var): Handle inline variables.
521 (check_initializer): Ignore inline variables for diagnostics.
522 Adjust diagnostic wording for C++17.
523 (make_rtl_for_nonlocal_decl): Allow in-class definition of
524 inline static data members.
525 (bad_specifiers): Don't diagnose inline on variables here.
526 (grokvardecl): Add inlinep argument, non-static const inline variables
528 (check_static_variable_definition): Return early also for inline
530 (mark_inline_variable): New.
531 (grokdeclarator): Handle inline variables and inline static data
533 * typeck2.c (store_init_value): Don't diagnose non-constant
534 initializers for non-constexpr inline static data members.
535 * decl2.c (vague_linkage_p): Return true for inline variables.
536 (c_parse_final_cleanups): In-class declaration of inline static
537 data members is a definition. Call diagnose_inline_vars_for_namespace
538 through walk_namespaces.
539 * pt.c (instantiate_decl): Set pattern_defined for in-class definitions
540 of inline static data members.
542 2016-10-13 Jason Merrill <jason@redhat.com>
544 * decl.c (mark_inline_variable): New.
547 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
549 * decl2.c: Include memmodel.h.
552 2016-10-11 Jason Merrill <jason@redhat.com>
555 * init.c (build_new_1): Don't -Waligned-new about placement new.
556 (malloc_alignment): New. Consider MALLOC_ABI_ALIGNMENT.
557 * decl.c (cxx_init_decl_processing): New.
559 2016-10-10 Jason Merrill <jason@redhat.com>
563 * pt.c (do_class_deduction): Set cp_unevaluated_operand.
564 (tsubst) [TEMPLATE_TYPE_PARM]: Copy CLASS_PLACEHOLDER_TEMPLATE.
566 2016-10-08 Jason Merrill <jason@redhat.com>
568 * cp-gimplify.c (cp_fold): Add variable name.
570 * cp-gimplify.c (cp_fold): Distribute cp_truthvalue_conversion
573 2016-10-07 Jason Merrill <jason@redhat.com>
575 Further P0135 refinement.
576 * call.c (build_user_type_conversion_1): Consider conversions from
577 a single element in an initializer-list.
578 (build_temp): Undo early_elide_copy change.
579 (build_over_call): Check that we don't try to copy a TARGET_EXPR
580 in C++17 mode. Set user_conv_p here.
581 (convert_like_real): Not here.
582 (check_self_delegation): Split out from...
583 (build_special_member_call): ...here. Handle C++17 copy elision.
584 * cvt.c (early_elide_copy): Remove.
585 (ocp_convert): Undo early_elide_copy change.
586 * except.c (build_throw): Likewise.
587 * init.c (expand_default_init): Likewise.
588 * typeck.c (cp_build_modify_expr): Likewise.
590 2016-10-07 Nathan Sidwell <nathan@acm.org>
594 * init.c (emit_mem_initializers): Don't construct vbases of
596 (push_base_cleanups): Don't push vbase cleanups for abstract class
598 * method.c (synthethesized_method_walk): Don't walk vbases of
599 abstract classes when in C++14 mode.
601 2016-10-07 Jakub Jelinek <jakub@redhat.com>
603 Implement LWG2296 helper intrinsic
604 * parser.c (cp_parser_postfix_expression): Handle RID_ADDRESSOF.
605 * cp-objcp-common.c (cp_common_init_ts): Handle ADDRESSOF_EXPR.
606 * constexpr.c (potential_constant_expression_1): Likewise.
607 * error.c (dump_expr): Likewise.
608 * typeck.c (cp_build_addressof): New function.
609 * cp-tree.h (cp_build_addressof): Declare.
610 * cxx-pretty-print.h (pp_cxx_addressof_expression): Declare.
611 * cp-tree.def (ADDRESSOF_EXPR): New tree code.
612 * cxx-pretty-print.c (cxx_pretty_printer::primary_expression): Handle
613 ADDRESSOF_EXPR. Add __builtin_addressof and
614 __has_unique_object_representations into syntax in function comment.
615 (pp_cxx_addressof_expression): New function.
616 * pt.c (tsubst_copy_and_build): Handle ADDRESSOF_EXPR.
618 2016-10-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
621 * parser.c (cp_parser_base_specifier): Fix a warning.
623 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
626 * decl.c (grokdeclarator): Try to find the correct location for an
629 2016-10-07 Martin Liska <mliska@suse.cz>
631 * lambda.c (maybe_add_lambda_conv_op): Set default value.
633 2016-10-06 Jason Merrill <jason@redhat.com>
635 * call.c (build_temp, convert_like_real): Don't re-copy
636 TARGET_EXPR. Handle packed fields.
637 (build_x_va_arg): Wrap it in a TARGET_EXPR.
638 (build_over_call): Add sanity check.
639 * cvt.c (early_elide_copy): New.
640 (ocp_convert): Use it.
641 * except.c (build_throw): Use it.
642 * init.c (get_nsdmi): Put back the TARGET_EXPR.
643 (expand_default_init): Call early_elide_copy.
644 * typeck.c (cp_build_modify_expr): Call early_elide_copy.
646 2016-10-06 Jakub Jelinek <jakub@redhat.com>
648 Implement P0258R2 - helper for C++17
649 std::has_unique_object_representations trait
650 * cp-tree.h (enum cp_trait_kind): Add
651 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
652 (struct lang_type_class): Add unique_obj_representations
653 and unique_obj_representations_set bitfields.
654 (CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS,
655 CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS_SET): Define.
656 (type_has_unique_obj_representations): Declare.
657 * parser.c (cp_parser_primary_expression): Handle
658 RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
659 (cp_parser_trait_expr): Likewise. Formatting fix.
660 * semantics.c (trait_expr_value, finish_trait_expr): Handle
661 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
662 * tree.c (type_has_unique_obj_representations): New function.
663 (record_has_unique_obj_representations): New function.
664 * cxx-pretty-print.c (pp_cxx_trait_expression): Handle
665 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
667 2016-10-05 Jason Merrill <jason@redhat.com>
669 Implement P0135R1, Guaranteed copy elision.
670 * cvt.c (ocp_convert): Don't re-copy a TARGET_EXPR in C++17.
673 * call.c (reference_binding): Fix binding to member of temporary.
675 * call.c (extend_ref_init_temps): Fix TARGET_EXPR handling.
677 * parser.c (cp_parser_skip_to_end_of_statement): Add missing break.
679 * semantics.c (finish_compound_literal): Handle class placeholder.
681 2016-10-05 Marek Polacek <polacek@redhat.com>
683 Implement P0305R1, Selection statements with initializer.
684 * cp-array-notation.c (create_an_loop): Call finish_init_stmt
685 instead of finish_for_init_stmt.
686 * cp-tree.h (finish_for_init_stmt): Rename to finish_init_stmt.
687 * decl.c (poplevel): Adjust a comment.
688 * init.c (build_vec_init): Call finish_init_stmt instead of
689 finish_for_init_stmt.
690 * name-lookup.c (pushdecl_maybe_friend_1): Adjust a comment.
691 * name-lookup.h (enum scope_kind): Likewise.
692 * parser.c (cp_parser_statement): Update commentary.
693 (cp_parser_init_statement_p): New function.
694 (cp_parser_selection_statement): Parse the optional init-statement.
695 (cp_parser_for): Call finish_init_stmt instead of finish_for_init_stmt.
696 (cp_parser_c_for): Likewise.
697 (cp_convert_range_for): Call finish_init_stmt instead of finish_for_init_stmt.
698 (cp_parser_range_for_member_function): Update commentary.
699 (cp_parser_iteration_statement):
700 (cp_parser_for_init_statement): Rename to cp_parser_init_statement.
701 * pt.c (tsubst_omp_for_iterator): Update commentary.
702 (tsubst_expr): Call finish_init_stmt instead of finish_for_init_stmt.
703 * semantics.c (finish_for_init_stmt): Rename to finish_init_stmt.
706 2016-10-04 Jason Merrill <jason@redhat.com>
709 * pt.c (do_class_deduction): Handle list-initialization.
710 (do_auto_deduction): Call it sooner.
711 (build_deduction_guide): Use tsubst_arg_types.
712 (rewrite_template_parm): Don't copy_type.
715 * constexpr.c (cxx_eval_component_reference): Use name matching
718 Implement P0091R2, Template argument deduction for class templates.
719 * parser.c (cp_parser_simple_type_specifier): Parse class placeholder.
720 Use the location of the beginning of the type-specifier.
721 (cp_parser_init_declarator): Parse deduction guide.
722 (cp_parser_diagnose_invalid_type_name): Mention class deduction.
723 (cp_parser_type_id_1): Don't accept class placeholder as template arg.
724 * cp-tree.h (CLASS_PLACEHOLDER_TEMPLATE): New.
725 * decl.c (grokdeclarator): Check for uninitialized auto here.
726 (start_decl_1): Not here.
727 (cp_finish_decl): Or here. Don't collapse a list when doing
729 (grokfndecl): Check deduction guide scope and body.
730 * error.c (dump_decl, dump_function_decl, dump_function_name):
731 Handle deduction guides.
732 * pt.c (make_template_placeholder, do_class_deduction): New.
733 (build_deduction_guide, rewrite_template_parm): New.
734 (dguide_name, dguide_name_p, deduction_guide_p): New.
735 (do_auto_deduction): Call do_class_deduction.
736 (splice_late_return_type, is_auto): Handle class placeholders.
737 (template_parms_level_to_args): Split from template_parms_to_args.
738 (tsubst_template_parms_level): Split from tsubst_template_parms.
739 * typeck2.c (build_functional_cast): Handle class placeholder.
741 2016-10-04 Martin Sebor <msebor@redhat.com>
744 * init.c (warn_placement_new_too_small): Avoid assuming an array type
747 2016-10-04 Jakub Jelinek <jakub@redhat.com>
750 * parser.c (cp_parser_lambda_declarator_opt): Only pedwarn
751 for C++11 on decls in the param_list. Test cxx_dialect < cxx14 before
754 * cp-tree.h (enum cp_tree_index): Remove CPTI_JAVA_*,
755 CPTI_LANG_NAME_JAVA and CPTI_JCLASS.
756 (java_byte_type_node, java_short_type_node, java_int_type_node,
757 java_long_type_node, java_float_type_node, java_double_type_node,
758 java_char_type_node, java_boolean_type_node, lang_name_java,
759 jclass_node): Remove.
760 (enum languages): Remove lang_java.
761 (TYPE_FOR_JAVA): Remove.
762 (struct lang_type_class): Remove java_interface bit-field.
763 (TYPE_JAVA_INTERFACE): Remove.
764 (pragma_java_exceptions): Remove.
765 (check_java_method, build_java_class_ref): Remove prototypes.
766 * name-lookup.c (pushtag_1): Don't set TYPE_FOR_JAVA.
767 * decl2.c (acceptable_java_type, check_java_method): Remove.
768 (import_export_decl): Remove TYPE_FOR_JAVA handling.
769 (build_java_method_aliases): Remove.
770 (c_parse_final_cleanups): Don't call build_java_method_aliases.
771 (possibly_inlined_p): Don't test pragma_java_exceptions.
772 * init.c (build_new_1): Remove TYPE_FOR_JAVA handling.
773 (build_java_class_ref): Remove.
774 * pt.c (maybe_new_partial_specialization, lookup_template_class_1,
775 instantiate_class_template_1): Don't copy TYPE_FOR_JAVA.
776 * except.c (eh_type_info): Remove java type handling.
777 (decl_is_java_type, choose_personality_routine): Remove.
778 (initialize_handler_parm): Don't call choose_personality_routine.
779 (expand_start_catch_block): Don't handle java types.
780 (build_throw): Likewise.
781 * cp-lang.c (cp_eh_personality): Don't handle pragma_java_exceptions.
782 * typeck.c (structural_comptypes): Don't compare TYPE_FOR_JAVA.
783 * call.c (build_over_call): Don't handle TYPE_JAVA_INTERFACE.
784 (java_iface_lookup_fn): Remove.
785 (build_java_interface_fn_ref): Remove.
786 * tree.c (cxx_attribute_table): Remove java_interface.
787 (handle_java_interface_attribute): Remove.
788 * lex.c (pragma_java_exceptions): Remove.
789 (init_cp_pragma): Don't register GCC java_exceptions pragma.
790 (handle_pragma_java_exceptions): Remove.
791 (retrofit_lang_decl): Don't handle lang_name_java.
792 * method.c (implicitly_declare_fn): Don't handle TYPE_FOR_JAVA.
793 * error.c (language_to_string): Don't handle lang_java.
794 * decl.c (record_builtin_java_type): Remove.
795 (initialize_predefined_identifiers): Remove Java.
796 (cxx_init_decl_processing): Remove java_*_type_node.
797 (cp_finish_decl): Don't handle TYPE_FOR_JAVA.
798 (grokfndecl): Likewise.
799 (check_special_function_return_type): Likewise.
800 (grokdeclarator): Don't set TYPE_FOR_JAVA.
801 (grokparms): Don't handle TYPE_FOR_JAVA.
802 (xref_basetypes): Likewise.
803 (check_function_type): Likewise.
804 (finish_constructor_body): Likewise.
805 * mangle.c (write_builtin_type): Don't handle TYPE_FOR_JAVA
806 and java_*_type_node.
807 (write_bare_function_type): Don't handle TYPE_FOR_JAVA.
808 (write_java_integer_type_codes): Remove.
809 * class.c (add_method): Don't handle TYPE_FOR_JAVA.
810 (add_implicitly_declared_members, determine_key_method,
811 finish_struct_1): Likewise.
812 (push_lang_context): Don't handle lang_name_java.
814 2016-10-03 Marek Polacek <polacek@redhat.com>
817 * typeck.c (cp_build_binary_op): Pass original operands to
818 null_ptr_cst_p, not those after the default conversions.
820 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
822 * parser.c (cp_parser_condition): Fix a warning.
824 2016-09-29 Jakub Jelinek <jakub@redhat.com>
826 Implement P0001R1 - C++17 removal of register storage class specifier
827 * decl.c (cp_finish_decl): Diagnose register storage class
828 on vars except when used in GNU global or local register variable
830 (grokdeclarator): Diagnose register storage class on parameters.
831 * except.c (expand_start_catch_block): Set DECL_REGISTER only
832 after cp_finish_decl call.
834 2016-09-29 Marek Polacek <polacek@redhat.com>
836 * rtti.c (involves_incomplete_p): Add fall through comment.
838 2016-09-28 Jakub Jelinek <jakub@redhat.com>
841 * constexpr.c (enum constexpr_switch_state): New.
842 (struct constexpr_ctx): Add css_state field.
843 (label_matches): Add CTX and STMT arguments, remove I and
844 DEFAULT_LABEL. For CASE_LABEL_EXPR assert ctx->css_state != NULL,
845 handle default labels according to css_state.
846 (cxx_eval_statement_list): Remove statement skipping, label_matches
847 and default_label handling code.
848 (cxx_eval_loop_expr): Exit after first iteration even if
849 switches (jump_target).
850 (cxx_eval_switch_expr): Set up css_state field in ctx, if default
851 label has been seen in the body, but no cases matched, evaluate
852 the body second time.
853 (cxx_eval_constant_expression): Handle stmt skipping and label_matches
854 here. Handle PREDICT_EXPR. For MODIFY_EXPR or INIT_EXPR, assert
855 statement is not skipped. For COND_EXPR during skipping, don't
856 evaluate condition, just the then block and if still skipping at the
857 end also the else block.
858 (cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer.
859 (is_sub_constant_expr): Likewise.
861 2016-09-27 Jakub Jelinek <jakub@redhat.com>
863 Implement P0018R3, C++17 lambda capture of *this by value as [=,*this]
864 * parser.c (cp_parser_lambda_introducer): Formatting fix. Pass
865 true instead of false as by_reference_p to add_capture for 'this'.
866 Parse '*this' simple-capture.
867 * lambda.c (build_capture_proxy): Handle '*this' capture by value.
868 (add_capture): Adjust function comment. For id == this_identifier,
869 treat by_reference_p as capturing '*this' by reference, i.e. 'this'
870 by value, and !by_reference_p as capturing '*this' by value.
871 (add_default_capture): For implicit 'this' capture, always pass
872 by_reference_p true rather than false.
875 * cp-gimplify.c (cp_ubsan_maybe_instrument_return): Instrument also
876 functions that have just a STATEMENT_LIST instead of BIND_EXPR, or
877 BIND_EXPR with some statement rather than STATEMENT_LIST as body.
879 2016-09-26 Nathan Sidwell <nathan@acm.org>
881 * init.c (expand_default_init): Fix } indentation.
882 * method.c (process_subob_fn): Simplify control structure to
884 (implicitly_declare_fn): Remove duplicated lambda ctor check.
886 2016-09-26 Marek Polacek <polacek@redhat.com>
889 * parser.c (cp_parser_storage_class_specifier_opt): Add
891 (cp_parser_skip_to_end_of_template_parameter_list): Likewise.
892 (cp_parser_cache_defarg): Likewise.
893 (cp_parser_omp_for_cond): Likewise.
894 * semantics.c (finish_decltype_type): Likewise.
895 * typeck.c (structural_comptypes): Likewise.
896 (cp_build_binary_op): Likewise.
897 (cp_build_modify_expr): Likewise.
899 2016-09-26 Marek Polacek <polacek@redhat.com>
902 * constexpr.c (cxx_eval_internal_function): Handle IFN_FALLTHROUGH.
903 (potential_constant_expression_1): Likewise.
904 * constraint.cc (function_concept_check_p): Check fn for null.
905 * parser.c (cp_parser_expression_statement): Handle attribute
907 (cp_parser_statement): Likewise.
908 (cp_parser_label_for_labeled_statement): Set FALLTHROUGH_LABEL_P on
910 (cp_parser_std_attribute): Handle fallthrough attribute.
911 (cp_parser_check_std_attribute): Add %< %> quotes.
912 * pt.c (tsubst_copy_and_build): Handle internal functions.
913 (instantiation_dependent_scope_ref_p): Return if the expression is
916 2016-09-24 Marek Polacek <polacek@redhat.com>
919 * typeck.c (cp_build_unary_op): Warn about bit not on expressions that
922 2016-09-23 Jakub Jelinek <jakub@redhat.com>
924 Implement P0138R2, C++17 construction rules for enum class values
925 * cp-tree.h (is_direct_enum_init): Declare.
926 * decl.c (is_direct_enum_init): New function.
927 (reshape_init): Use it.
928 * typeck.c (convert_for_assignment): Likewise.
930 * Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to
933 * constexpr.c (call_stack): Remove unnecessary
934 = vNULL initialization of file scope vec.
936 * name-lookup.c (store_bindings, store_class_bindings): Don't
937 initialize static local bindings_need_stored to vNULL.
939 * typeck2.c (process_init_constructor_record): Use
940 CONSTRUCTOR_NELTS (...) instead of
941 vec_safe_length (CONSTRUCTOR_ELTS (...)).
942 * decl.c (reshape_init_r): Likewise.
943 (check_initializer): Likewise.
945 2016-09-22 Paolo Carlini <paolo.carlini@oracle.com>
948 * class.c (build_base_path): Allow for lookup_base returning
951 2016-09-21 Jason Merrill <jason@redhat.com>
954 * call.c (null_ptr_cst_p): Check char_type_p.
956 2016-09-21 Jakub Jelinek <jakub@redhat.com>
959 * init.c (build_new_1): Don't suggest to use -faligned-new if
960 aligned_new_threshold is non-zero.
961 (type_has_new_extended_alignment): Change aligned_new_threshhold
962 to aligned_new_threshold.
963 * call.c (second_parm_is_size_t, aligned_allocation_fn_p,
964 aligned_deallocation_fn_p, build_op_delete_call): Likewise.
965 * decl.c (cxx_init_decl_processing): Likewise.
967 2016-09-20 Jakub Jelinek <jakub@redhat.com>
970 * constexpr.c (cxx_fold_indirect_ref): Don't call byte_position on
971 FIELD_DECLs with error_mark_node type. Remove useless break; after
975 * parser.c (cp_parser_template_declaration_after_parameter): For 2
976 argument operator"" template set ok to false for
977 parm == error_mark_node.
980 * parser.c (cp_parser_std_attribute_list): Reject ... without
983 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
986 * cvt.c (cp_convert_and_check): Suppress Wint-in-bool-context here.
988 2016-09-16 Patrick Palka <ppalka@gcc.gnu.org>
991 * parser.c (cp_parser_class_head): When
992 processing_template_parmlist, don't assume that the
993 class-head may start an explicit specialization.
995 2016-09-16 Jakub Jelinek <jakub@redhat.com>
998 * error.c (dump_simple_decl): Only check DECL_DECLARED_CONCEPT_P
999 if DECL_LANG_SPECIFIC is non-NULL. Fix up formatting.
1002 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
1003 call is_really_empty_class on complete types.
1006 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
1007 TYPE_HAS_MUTABLE_P for any bases.
1009 2016-09-16 Jason Merrill <jason@redhat.com>
1011 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
1013 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
1014 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
1016 2016-09-14 Jakub Jelinek <jakub@redhat.com>
1019 * name-lookup.c (consider_binding_level): Look through TREE_LIST
1022 2016-09-14 Marek Polacek <polacek@redhat.com>
1024 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
1025 expressions. Tweak an error message.
1027 2016-09-14 Marek Polacek <polacek@redhat.com>
1029 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
1031 * decl2.c (one_static_initialization_or_destruction): Use true instead
1033 * init.c (build_vec_init): Use false instead of 0.
1034 * pt.c (tsubst_copy_and_build): Likewise.
1035 * semantics.c (simplify_loop_decl_cond): Likewise.
1036 * typeck.c (rationalize_conditional_expr): Likewise.
1037 (cp_build_binary_op): Use true instead of 1.
1038 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
1040 (build_unary_op): Change nonconvert parameter type to bool.
1041 (unary_complex_lvalue): Use false instead of 0.
1043 2016-09-13 Jakub Jelinek <jakub@redhat.com>
1045 Implement P0028R4, C++17 using attribute namespaces without repetition
1046 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
1047 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
1048 ATTR_NS with non-scoped attribute tokens. Allow named ops in
1049 identifier after ::.
1050 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
1051 to cp_parser_std_attribute calls.
1052 (cp_parser_std_attribute_spec): Parse optional C++17
1053 attribute-using-prefix, adjust grammar in function comment.
1056 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
1057 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
1058 (cxx_eval_pointer_plus_expression): Remove.
1059 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
1060 call cxx_eval_pointer_plus_expression.
1062 2016-09-13 David Malcolm <dmalcolm@redhat.com>
1064 * parser.c (cp_parser_class_specifier_1): Update for renaming of
1065 add_fixit_insert to add_fixit_insert_before.
1066 (cp_parser_class_head): Likewise.
1068 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
1071 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
1072 * class.c (instantiate_type): Look through the SAVE_EXPR.
1074 2016-09-09 Jason Merrill <jason@redhat.com>
1076 Implement P0035R4, C++17 new of over-aligned types.
1077 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
1078 (align_type_node): New macro.
1079 * call.c (build_operator_new_call): Handle C++17 aligned new.
1080 (second_parm_is_size_t, build_op_delete_call): Likewise.
1081 (non_placement_deallocation_fn_p): Likewise. Rename to
1082 usual_deallocation_fn_p.
1083 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
1084 * decl.c (cxx_init_decl_processing): Add aligned new support.
1085 * init.c (type_has_new_extended_alignment): New.
1086 (build_new_1): Handle aligned new.
1087 * tree.c (vec_copy_and_insert): New.
1089 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1092 * decl2.c (do_static_initialization_or_destruction): Only
1093 call asan_dynamic_init_call if INITP is true.
1095 2016-09-01 Martin Sebor <msebor@redhat.com>
1097 * mangle.c: Increase buffer size to guarantee it fits the output
1098 of the formatted function regardless of its arguments.
1100 2016-09-01 Marek Polacek <polacek@redhat.com>
1103 * error.c (dump_type): Fix falls through comment.
1104 (dump_decl): Likewise.
1105 (dump_expr): Likewise.
1107 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1109 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
1110 hint to ">>" within nested template argument list error.
1112 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1114 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
1115 rather than add_fixit_misspelled_id.
1116 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
1118 2016-08-29 Jason Merrill <jason@redhat.com>
1121 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
1122 (mangle_thunk): Add thunk parameter.
1123 * method.c (finish_thunk): Pass it.
1124 * cp-tree.h: Declare it.
1126 2016-08-15 Jason Merrill <jason@redhat.com>
1128 Avoid calling a trivial default constructor.
1129 * class.c (default_ctor_p): New.
1130 (in_class_defaulted_default_constructor): Use it.
1131 (type_has_non_user_provided_default_constructor): Use it.
1132 * call.c (build_over_call): Handle trivial default constructor.
1133 * cp-tree.h: Declare default_ctor_p.
1136 * pt.c (do_type_instantiation): Don't mess with non-user-provided
1139 2016-08-25 Marek Polacek <polacek@redhat.com>
1141 * parser.c (cp_parser_binary_expression): Pass LHS to
1142 warn_logical_not_parentheses.
1144 2016-08-18 Marek Polacek <polacek@redhat.com>
1147 * call.c (add_builtin_candidate): Add gcc_fallthrough.
1148 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
1149 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
1150 (cp_parser_cache_defarg): Likewise.
1152 2016-08-12 Marek Polacek <polacek@redhat.com>
1155 * call.c (add_builtin_candidate): Add FALLTHRU.
1156 (build_integral_nontype_arg_conv): Adjust fall through comment.
1157 (build_new_op_1): Add FALLTHRU.
1158 (convert_like_real): Adjust fall through comment.
1159 * class.c (fixed_type_or_null): Likewise.
1160 * constexpr.c (cxx_eval_constant_expression): Likewise.
1161 (potential_constant_expression_1): Likewise. Add FALLTHRU.
1162 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
1163 (cp_fold): Add FALLTHRU.
1164 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
1165 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
1166 (pp_cxx_qualified_id): Likewise.
1167 (cxx_pretty_printer::constant): Adjust fall through comment.
1168 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
1169 (pp_cxx_pm_expression): Adjust fall through comment.
1170 (cxx_pretty_printer::expression): Add FALLTHRU.
1171 (cxx_pretty_printer::declaration_specifiers): Reformat code.
1172 (pp_cxx_type_specifier_seq): Adjust fall through comment.
1173 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
1174 * error.c (dump_type): Adjust fall through comment.
1175 (dump_decl): Likewise.
1176 * mangle.c (write_type): Likewise.
1177 * method.c (synthesized_method_walk): Add FALLTHRU.
1178 * name-lookup.c (arg_assoc_type): Likewise.
1179 * parser.c (cp_lexer_print_token): Adjust fall through comment.
1180 (cp_parser_primary_expression): Add FALLTHRU.
1181 (cp_parser_operator): Likewise.
1182 * pt.c (find_parameter_packs_r): Likewise.
1183 (tsubst_aggr_type): Adjust fall through comment.
1184 * semantics.c (finish_omp_clauses): Add FALLTHRU.
1185 * tree.c (lvalue_kind): Likewise.
1187 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
1190 * cp-objcp-common.c (cp_function_decl_defaulted): New.
1191 (cp_function_decl_explicit_p): Const_tree-ify.
1192 (cp_function_decl_deleted_p): Likewise.
1193 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
1194 (cp_function_decl_explicit_p): Const_tree-ify.
1195 (cp_function_decl_deleted_p): Likewise.
1196 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
1198 2016-08-11 Jakub Jelinek <jakub@redhat.com>
1201 * constexpr.c (label_matches): Handle case range expressions.
1203 2016-08-11 Jason Merrill <jason@redhat.com>
1206 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
1208 2016-08-10 Jason Merrill <jason@redhat.com>
1210 Implement C++17 constexpr if.
1211 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
1212 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
1213 * parser.h (struct cp_parser): Add in_discarded_stmt field.
1214 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
1215 (cp_parser_jump_statement): Avoid deducing from a discarded return.
1216 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
1217 * semantics.c (begin_if_stmt): Set the binding level this_entity.
1218 (finish_if_stmt_cond): Require the condition of a
1219 constexpr if to be constant.
1220 * decl.c (level_for_constexpr_if): New.
1221 (named_label_entry): Add in_constexpr_if field.
1222 (poplevel_named_label_1): Set it.
1223 (check_goto): Check it.
1224 (check_previous_goto_1): Check level_for_constexpr_if.
1226 2016-08-09 Jason Merrill <jason@redhat.com>
1229 * decl2.c (any_dependent_type_attributes_p): New.
1230 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
1231 * semantics.c (finish_id_expression): Check it.
1232 * typeck.c (finish_class_member_access_expr): Check it.
1235 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
1237 Adjust mangling of ABI tags on class template member functions.
1238 * class.c (missing_abi_tags): New.
1239 (check_abi_tags): Don't check template. Add just_checking mode.
1240 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
1241 (sorted_abi_tags): Split out from write_abi_tags.
1242 (struct releasing_vec): New.
1243 (write_unqualified_name): Only look for the primary
1244 template for types. Implement backward compatibility.
1247 * constexpr.c (cxx_eval_constant_expression): Check
1248 COMPLETE_TYPE_P before calling is_really_empty_class.
1249 * class.c (is_really_empty_class): Don't call complete_type.
1252 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
1254 2016-08-09 Jakub Jelinek <jakub@redhat.com>
1257 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
1258 builtin aggregate types without TYPE_BINFO.
1260 2016-08-08 Jason Merrill <jason@redhat.com>
1262 Implement C++17 constexpr lambda.
1263 * class.c (finalize_literal_type_property): Handle lambdas.
1264 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
1265 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
1267 (cxx_eval_constant_expression): Handle capture proxy.
1268 (var_in_constexpr_fn): Don't check for C++14.
1269 (var_in_maybe_constexpr_fn): New.
1270 (potential_constant_expression_1): Use it. Check DECL_EXPR for
1271 declarations not allowed in constexpr function. Handle
1272 STATIC_ASSERT, RANGE_FOR_STMT.
1273 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
1274 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
1275 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
1276 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
1277 (lambda_static_thunk_p): New.
1278 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
1279 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
1280 (cp_parser_decl_specifier_seq): Handle it.
1281 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
1282 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
1283 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
1284 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
1285 (dump_expr) [FUNCTION_DECL]: Pass it.
1287 2016-08-08 Jason Merrill <jason@redhat.com>
1290 * class.c (is_really_empty_class): Call complete_type.
1291 * constexpr.c (cxx_eval_constant_expression): Check
1292 is_really_empty_class.
1293 (potential_constant_expression_1): Likewise. Check for error type.
1295 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1298 * parser.c: Include tree-iterator.h.
1299 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
1301 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
1304 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
1306 * call.c (convert_like_real): Harmonize diagnostics for invalid
1309 2016-08-05 Martin Sebor <msebor@redhat.com>
1311 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
1312 the spelling of "constant-expression" in diagnostic messages
1314 (cxx_eval_constant_expression): Same.
1315 (cxx_eval_outermost_constant_expr): Same.
1316 (potential_constant_expression_1): Same.
1318 2016-08-05 Nathan Sidwell <nathan@acm.org>
1321 * pt.c (unify): TRAIT_EXPR is an expr.
1323 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
1326 * lambda.c (add_capture): Check lambda_capture_field_type return
1327 value for error_mark_node.
1329 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
1332 * pt.c (tsubst_qualified_id): Return error_mark_node if
1333 template_args is error_mark_node.
1335 2016-08-04 Jason Merrill <jason@redhat.com>
1338 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
1341 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
1342 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
1343 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
1344 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
1347 * typeck.c (finish_class_member_access_expr): Avoid stripping
1348 SCOPE_REF to dependent base.
1350 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
1352 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
1353 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
1354 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
1355 Simplify code, and improve diagnostics.
1356 (cp_parser_oacc_routine): Likewise. Move pragma context
1358 (cp_parser_pragma): ... here.
1360 * parser.h (struct cp_omp_declare_simd_data): New.
1361 (struct cp_parser): Use it for oacc_routine member.
1362 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
1363 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
1364 Use it. Simplify code.
1365 (cp_parser_new): Initialize all members pointing to special
1366 parsing data structures.
1367 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
1368 parser->cilk_simd_fn_info->clauses.
1369 (cp_parser_omp_declare_simd): Initialize
1370 parser->omp_declare_simd->clauses.
1371 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
1373 2016-08-04 Marek Polacek <polacek@redhat.com>
1376 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
1379 2016-08-01 Jason Merrill <jason@redhat.com>
1381 * mangle.c (mangle_decl): Warn about mangled name change even if
1384 * mangle.c (get_abi_tags): New.
1385 (find_substitution, write_unqualified_name, write_abi_tags)
1386 (maybe_check_abi_tags): Use it.
1388 * mangle.c (mangle_decl): Fix mangled name change warning.
1391 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
1393 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
1396 2016-07-30 Martin Sebor <msebor@redhat.com>
1400 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
1401 involving null pointers.
1402 (cxx_eval_component_reference): Reject null pointer dereferences.
1403 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
1404 (cxx_eval_constant_expression): Reject invalid expressions involving
1407 2016-07-29 Marek Polacek <polacek@redhat.com>
1410 * semantics.c (maybe_convert_cond): Use the location of COND for the
1411 parentheses warning.
1413 2016-07-29 Jason Merrill <jason@redhat.com>
1415 * decl.c (build_enumerator): Tweak diagnostic.
1418 * init.c (expand_aggr_init_1): Only handle value-init of bases.
1419 * constexpr.c (build_data_member_initialization): Handle multiple
1420 initializers for the same field.
1422 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
1425 * decl.c (build_enumerator): Check the type of the enumerator before
1426 calling cxx_constant_value.
1428 2016-07-27 Jason Merrill <jason@redhat.com>
1431 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
1432 parameters with spec_tmpl. Call push_tinst_level.
1433 (most_specialized_partial_spec): Adjust.
1434 (more_specialized_partial_spec): Adjust.
1436 2016-07-25 Jason Merrill <jason@redhat.com>
1439 * cp-gimplify.c (genericize_cp_loop): Revert location change.
1442 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
1443 (build_lambda_object): Call build_x_compound_expr_from_list.
1444 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
1448 * pt.c (coerce_template_parameter_pack): Fix logic for
1452 * constexpr.c (cxx_eval_loop_expr): Count iterations.
1453 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
1457 * constexpr.c (cxx_eval_array_reference): Handle looking for the
1458 value of an element we're currently modifying.
1460 2016-07-24 Jason Merrill <jason@redhat.com>
1463 * pt.c (resolve_typename_type): Try to avoid calling
1464 currently_open_class.
1466 2016-07-23 Jason Merrill <jason@redhat.com>
1469 * call.c (add_list_candidates): Handle VTT parm.
1470 (build_new_method_call_1): Likewise.
1474 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
1477 * class.c (walk_subobject_offsets): Handle 0-length array.
1480 * pt.c (tsubst): Also substitute into the template of a
1481 BOUND_TEMPLATE_TEMPLATE_PARM.
1484 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
1487 * decl.c (reshape_init_r): Check complain for missing braces warning.
1489 2016-07-22 Jason Merrill <jason@redhat.com>
1492 * call.c (convert_like_real): Use lvalue_kind.
1496 * pt.c (tsubst_baselink): Call
1497 adjust_result_of_qualified_name_lookup for unqualified
1500 2016-07-21 Jason Merrill <jason@redhat.com>
1503 * semantics.c (apply_deduced_return_type): Call
1504 complete_type_or_else before building the new RESULT_DECL.
1507 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
1508 (decl_constant_var_p): Use it instead.
1511 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
1515 * call.c (unsafe_copy_elision_p): It's OK to elide when
1516 initializing an unknown object.
1518 * call.c (build_over_call): Check unsafe_copy_elision_p even for
1519 trivial constructors.
1520 * method.c (do_build_copy_constructor): Don't copy tail padding
1521 even in a trivial constructor.
1523 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1526 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
1527 Replace assert with test, return false if the goto isn't break
1528 or continue. Formatting fix.
1530 2016-07-21 Richard Biener <rguenther@suse.de>
1532 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
1535 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1538 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
1539 save/restore bc_label array.
1541 2016-07-21 Jason Merrill <jason@redhat.com>
1544 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
1545 error parsing the lambda-declarator.
1548 * constexpr.c (cxx_eval_binary_expression): Handle comparison
1549 between lowered and unlowered PTRMEM_CST.
1552 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
1553 Don't set c_inhibit_evaluation_warnings.
1556 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
1558 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
1559 Jason Merrill <jason@redhat.com>
1561 Improving concepts performance and diagnostics.
1565 * cp-tree.def (CHECK_CONSTR): New.
1566 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
1567 (CHECK_CONSTR_ARGS): New.
1568 * constraint.cc (make_predicate_constraint): Remove in favor of
1569 normalize_expression.
1570 (resolve_constraint_check): Actually return error_mark_node when
1572 (resolve_variable_concept_check): Perform coercion as if processing
1573 a template. Also return errors on resolution failure.
1574 (lift_*): Remove all of these functions. Don't unnecessarily inline
1576 (learn_*): Add facilities to memoize implications for subsumption
1577 during normalization.
1578 (expanding_concept): New.
1579 (expand_concept): New. Return the inlined and normalized definition
1580 of a concept when needed.
1581 (transform_*, xform_*): Rename to normalize_* to better reflect the
1582 responsibility of those functions.
1583 (normalize_template_id_expression): Check for non-boolean operands
1584 when possible. Generate check constraints instead of normal variable
1586 (normalize_call_expression): Report errors when resolution fails.
1587 (check_for_logical_overloads): Rewrite this check to more accurately
1589 (normalize_atom): Check for overloaded calls and invalid types before
1590 determining if the expression refers to a concept.
1591 (build_constraints): Don't cache normalized constraints or decomposed
1593 (finish_shorthand_constraint): Return a normalized expression instead
1594 of a predicate constraint.
1595 (finish_template_introduction): Same.
1596 (placeholder_extract_concept_and_args): Rewrite this since we only
1597 ever get check constraints here.
1598 (equivalent_placeholder_constraints): Rewrite in terms of check
1599 constraints, and handle error_mark_nodes correctly.
1600 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
1601 (tsubst_implicit_conversion_constr)
1602 (tsubst_argument_deduction_constr, tsubst_exception_constr)
1603 (tsubst_parameterized_constraint, tsubst_constraint): New.
1604 (tsbust_conjunection): Replace with tsubst_logical_operator and
1605 actually generate the right kind of constraint.
1606 (tsubst_requirement_body): Reverse the order of substituted arguments
1607 so that they appear in the order written (helps diagnostics).
1608 (satisfy_check_constraint): New.
1609 (satisfy_conjunction): Simplify.
1610 (satisfy_disjunction): Same.
1611 (satisfy_constraint_1): Handle check constraints.
1612 (eval_constr): New (private) global state.
1613 (evaluating_constraints_sentinel): New. Manages eval_constr.
1614 (satisfy_constraint): Add timing variables.
1615 (satisfy_associated_constraints): Add hooks for memoization.
1616 (evaluate_function_concept): Build a check constraint instead of
1617 normalizing its definition.
1618 (evaluate_variable_concept): Same.
1619 (evaluate_constraint_expression): Normalize, but in the current
1620 declaration processing context.
1621 (evaluating_constraints_p): New.
1622 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
1623 (diagnose_*): Remove artificial indentation. Add a new parameter to
1624 each that tracks the current (complete) constraint prior to any
1626 (diagnose_expression): Removed.
1627 (diagnose_call_expression): Same.
1628 (diagnose_template_id): Same.
1629 (diagnose_template_id): New.
1630 (diagnose_logical_constraint): New.
1631 (diagnose_expression_constraint): Show the original expression.
1632 (diagnose_type_constraint): Show the original type.
1633 (diagnose_implicit_conversion_constraint): Be specific about
1634 failures, don't re-diagnose a known-to-be-failed substitutions,
1635 and manage elisions properly.
1636 (diagnose_argument_deduction_constraint): Same.
1637 (diagnose_exception_constraint): Same.
1638 (diagnose_parameterized_constraint): Same.
1639 (constraint_p): Allow EXPR_PACK_EXPANSION.
1640 * logic.cc (next_by_distance): Removed. No longer used.
1641 (any_p): Renamed from any_of.
1642 (term_entry, term_hasher): New.
1643 (term_list): Rewrite to include a hash table for quick lookup.
1644 Also, make less stateful.
1645 (proof_state): Extend to allow goals to be discharged once
1647 (non_atomic_constraint_p): New.
1648 (any_non_atomic_constraints_p): New.
1649 (...rest...): Previous implementation completely replaced with an
1650 iterative algorithm that opportunistically prunes the search space
1651 before committing to using more memory.
1652 * parser.c: (cp_parser_type_parameter): Normalize constraints.
1653 (cp_parser_explicit_template_declaration): Same.
1654 * pt.c: (finish_template_variable): Be less redundant with this error
1656 (template_args_equal): No longer static.
1657 (tsubst_decl): Don't try to find specializations of variables that
1658 have already been instantiated.
1659 (build_non_dependent_expr): Avoid infinite recursion during concept
1661 (make_constrained_auto): Normalize constraints.
1662 (do_auto_deduction): When doing auto deduction from a
1663 partial-concept-id, be sure to include the explicit args checking
1665 (constraint_sat_*): New. Memoize satisfied constraints.
1666 (concept_spec_*): New. Memoize expressions associated with a concept
1668 (constraint_memos, concept_memos): New.
1669 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
1670 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
1671 (get_concept_expansion, save_concept_expansion): New.
1672 (hash_subsumption_args): New.
1673 (comp_subsumption_args): New.
1674 (subsumption_*): New. Memoize parts of the subsumption relation.
1675 (lookup_subsumption_result, save_subsumption_result): New.
1676 (init_constraint_processing): Initialize memo tables.
1677 (get_constraints): Shortcut if !flag_concepts.
1678 * decl.c (grokfndecl): Normalize constraints.
1679 * error.c (dump_simple_decl): Print "concept" when appropriate.
1680 (dump_function_decl): Same.
1681 (dump_template_decl): Don't write requirements when we're not
1682 printing the header.
1683 (dump_expr): Handle fold expressions.
1684 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
1686 (get_fold_operator): New.
1687 (pp_cxx_unary_left_fold_expression): New.
1688 (pp_cxx_unary_right_fold_expression): New.
1689 (pp_cxx_binary_fold_expression): New.
1690 (pp_cxx_check_constraint): New.
1691 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
1692 to make them easier to read when debugging.
1693 * search.c (accessible_p): Don't shortcut when evaluating constraints.
1694 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
1696 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1700 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
1702 (suggest_alternatives_for): If no candidates are found, try
1703 lookup_name_fuzzy and report if if finds a suggestion.
1704 (consider_binding_level): New function.
1705 (lookup_name_fuzzy) New function.
1706 * parser.c: Include gcc-rich-location.h.
1707 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
1709 (cp_keyword_starts_decl_specifier_p): ...this new function.
1710 (cp_parser_diagnose_invalid_type_name): When issuing
1711 "does not name a type" errors, attempt to make a suggestion using
1713 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
1714 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
1715 types that are not CLASS_TYPE_P, rather than rejecting individual
1718 2016-07-20 Jakub Jelinek <jakub@redhat.com>
1721 * parser.c (cp_parser_save_member_function_body): Consume
1722 __transaction_relaxed or __transaction_atomic with optional
1723 attribute. Only skip catch with block if try keyword is seen.
1726 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
1727 when evaluating call arguments. Use fold_builtin_call_array instead
1728 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
1729 check the result with potential_constant_expression and call
1730 cxx_eval_constant_expression on it.
1732 2016-07-19 Jason Merrill <jason@redhat.com>
1735 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
1736 handle ARGUMENT_PACK_SELECT.
1738 2016-07-18 Jakub Jelinek <jakub@redhat.com>
1742 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
1743 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
1744 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
1748 * call.c (build_op_call_1): Use convert_like_with_context only
1749 if cand->fn is a decl.
1752 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
1753 For lval don't use cxx_eval_unary_expression and instead recurse
1754 and if needed rebuild the reference.
1757 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
1760 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
1761 fold *expr_p before genericizing it.
1764 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
1766 2016-07-15 Jason Merrill <jason@redhat.com>
1769 * call.c (convert_like_real): Mask complain.
1770 * semantics.c (perform_koenig_lookup): Likewise.
1773 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
1774 threw away DECL_SAVED_TREE.
1778 * call.c (add_template_conv_candidate): Disable if there are
1782 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
1785 * pt.c (tsubst_attributes): Fix loop logic.
1789 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
1790 (cp_parser_simple_declaration): Diagnose type definition in
1791 for-range-declaration.
1794 * operators.def: Add *_FOLD_EXPR.
1795 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
1796 * mangle.c (write_expression): Handle fold-expressions.
1797 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
1798 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
1799 partial instantiation.
1802 * mangle.c (write_expression): Handle sizeof... an argument pack.
1805 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
1808 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
1809 artificial variables.
1811 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1813 * parser.c (cp_parser_oacc_declare): Don't scan for
1815 * semantics.c (handle_omp_array_sections): Mark data clauses with
1816 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1817 zero-length subarrays.
1819 2016-07-11 Jason Merrill <jason@redhat.com>
1821 * decl.c (store_parm_decls): Remove check for void parm.
1823 2016-07-08 Jason Merrill <jason@redhat.com>
1825 * cp-tree.h: Unpoison lvalue_p.
1826 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
1827 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
1830 * tree.c (obvalue_p): Rename from lvalue_p.
1831 (lvalue_p): Define for c-common.
1832 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
1834 (cp_build_addr_expr_1): Remove obsolete code.
1836 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
1837 * call.c, cp-tree.h, typeck.c: Adjust.
1839 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
1841 P0145R2: Refining Expression Order for C++.
1842 * cp-gimplify.c (lvalue_has_side_effects): New.
1843 (cp_gimplify_expr): Implement assignment ordering.
1844 * call.c (op_is_ordered, build_over_call): Adjust for
1845 -fargs-in-order renaming to -fstrong-eval-order.
1846 * cp-gimplify.c (cp_gimplify_expr): Likewise.
1848 2016-07-07 Jakub Jelinek <jakub@redhat.com>
1849 Kai Tietz <ktietz70@googlemail.com>
1853 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
1854 artificial vars, genericize their initializers.
1856 2016-07-05 David Malcolm <dmalcolm@redhat.com>
1859 * parser.c (cp_parser_class_specifier_1): When reporting
1860 missing semicolons, use a fixit-hint to suggest insertion
1861 of a semicolon immediately after the closing brace,
1862 offsetting the reported column accordingly.
1864 2016-07-04 Jan Beulich <jbeulich@suse.com>
1866 * lang-specs.h ("@c++-header"): Conditionalize "-o".
1868 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
1870 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
1871 Move pragma context checking into...
1872 (cp_parser_omp_cancellation_point): ... here, and improve
1873 diagnostic messages.
1874 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
1875 Improve diagnostic messages.
1877 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1879 * Make-lang.in: Don't cat ../stage_current if it does not exist.
1881 2016-06-24 Jason Merrill <jason@redhat.com>
1883 P0145R2: Refining Expression Order for C++.
1884 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
1886 * tree.c (get_target_expr_sfinae): Handle bit-fields.
1887 (build_target_expr): Call mark_rvalue_use.
1889 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1891 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
1892 (build_over_call): For magic == 3, do no conversion only on 3rd
1895 2016-06-23 Andi Kleen <ak@linux.intel.com>
1897 * Make-lang.in: Add support for autofdo.
1899 2016-06-21 Jason Merrill <jason@redhat.com>
1901 * constraint.cc (constraints_satisfied_p): Keep as many levels of
1902 args as our template has levels of parms.
1904 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
1905 (type_dependent_expression_p): Use uses_outer_template_parms.
1907 2016-06-20 David Malcolm <dmalcolm@redhat.com>
1909 * parser.c (cp_parser_string_literal): Convert non-standard
1910 concatenation error to directly use a rich_location, and
1911 use that to add the location of the first literal to the
1914 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1916 * decl.c (validate_constexpr_redeclaration): Change pair of errors
1918 * error.c (dump_function_decl): Save the constexpr specifier too.
1920 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1922 * tree.c (builtin_valid_in_constant_expr_p): Test for
1923 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
1925 (bot_manip): Likewise.
1926 * call.c (magic_varargs_p): Likewise.
1928 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1930 * decl.c (grokfndecl): Change pair of errors to error + inform.
1932 2016-06-17 Jason Merrill <jason@redhat.com>
1935 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
1936 warning when there are dependent bases.
1938 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1940 * semantics.c (handle_omp_array_sections_1): Don't ICE when
1941 processing_template_decl when checking for bitfields and unions.
1942 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1943 (finish_omp_clauses): Look through REFERENCE_REF_P even for
1944 array sections with COMPONENT_REF bases.
1946 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1948 * parser.c (cp_parser_omp_var_list_no_open): Call
1949 convert_from_reference before cp_parser_postfix_dot_deref_expression.
1950 * semantics.c (finish_omp_clauses): Don't ICE when
1951 processing_template_decl when checking for bitfields and unions.
1952 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1954 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1956 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
1957 "%qF" in warning_at instead of "%q+F" in warning.
1958 (check_redeclaration_exception_specification): Likewise in pedwarn
1959 (and error, inform, for consistency).
1960 * call.c (joust): Likewise.
1962 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1965 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
1966 code at the end of the for loop; also revert r159637 changes,
1967 add back the gcc_assert.
1968 * cp-tree.h (xref_basetypes): Adjust declaration.
1969 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
1971 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1973 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
1975 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1977 * typeck.c: Include "gcc-rich-location.h".
1978 (finish_class_member_access_expr): Simplify fixit code by
1979 using gcc_rich_location::add_fixit_misspelled_id.
1981 2016-06-14 Jason Merrill <jason@redhat.com>
1983 P0145R2: Refining Expression Order for C++.
1984 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
1985 (CALL_EXPR_REVERSE_ARGS): New.
1986 * call.c (build_new_op_1): Set them.
1987 (extract_call_expr, op_is_ordered): New.
1988 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
1989 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
1990 * pt.c (tsubst_copy_and_build): Copy new flags.
1991 * semantics.c (simplify_aggr_init_expr): Likewise.
1992 * tree.c (build_aggr_init_expr): Likewise.
1993 (build_min_non_dep_op_overload): Likewise.
1995 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1998 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
1999 olddecl vars, preserve their TREE_READONLY bit.
2002 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
2004 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
2006 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
2008 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
2010 * decl.c (grokdeclarator): Fix typo in pedwarn text.
2012 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2015 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
2018 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
2022 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2025 * parser.c (cp_parser_class_head): When xref_basetypes fails and
2026 emits an error do not zero the type.
2028 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
2030 * decl.c (maybe_deduce_size_from_array_init): Use
2031 DECL_SOURCE_LOCATION in error_at.
2032 (layout_var_decl): Likewise.
2033 (check_array_initializer): Likewise.
2034 (check_initializer): Likewise.
2035 (duplicate_decls, check_elaborated_type_specifier): Tidy.
2037 2016-06-08 Martin Sebor <msebor@redhat.com>
2038 Jakub Jelinek <jakub@redhat.com>
2042 * constexpr.c: Include gimple-fold.h.
2043 (cxx_eval_internal_function): New function.
2044 (cxx_eval_call_expression): Call it.
2045 (potential_constant_expression_1): Handle integer arithmetic
2047 * tree.c (builtin_valid_in_constant_expr_p): Handle
2048 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2050 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
2052 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
2053 return value of tsubst_aggr_type for error_mark_node.
2055 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2058 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
2060 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2061 Patrick Palka <ppalka@gcc.gnu.org>
2066 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
2067 right after cp_fold call if cp_fold has returned the same stmt
2068 already in some earlier cp_fold_r call.
2069 (cp_fold_function): Add pset automatic variable, pass its address
2072 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2075 * parser.c (cp_parser_class_head): When xref_basetypes fails and
2076 emits an error do not zero the type.
2078 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
2081 * decl.c (duplicate_decls): Properly copy the
2082 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
2083 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
2085 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
2087 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
2088 arguments as addressable when async clause exists.
2090 2016-06-02 Jan Hubicka <jh@suse.cz>
2092 * cp-gimplify.c (genericize_continue_stmt): Force addition of
2095 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
2097 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
2098 (start_enum): Likewise.
2099 * parser.c (cp_parser_class_head): Likewise.
2101 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2104 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
2105 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
2106 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
2107 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
2108 to the newly built tree.
2110 2016-05-31 Jason Merrill <jason@redhat.com>
2112 * pt.c (instantiate_decl): Avoid recalculation.
2117 * pt.c (instantiate_template_1): Don't put the partial
2118 specialization in DECL_TI_TEMPLATE.
2119 (partial_specialization_p, impartial_args): Remove.
2120 (regenerate_decl_from_template): Add args parm.
2121 (instantiate_decl): Look up the partial specialization again.
2124 * pt.c (check_explicit_specialization): Give better diagnostic about
2125 specializing a hidden friend.
2127 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
2130 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
2131 to obtain correct locations; avoid redundant diagnostics on
2132 out-of-class definitions.
2134 2016-05-30 Martin Sebor <msebor@redhat.com>
2137 * init.c (warn_placement_new_too_small): Handle placement new arguments
2138 that are elements of arrays more carefully. Remove a pointless loop.
2140 2016-05-30 Jakub Jelinek <jakub@redhat.com>
2143 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
2144 when combined with target construct.
2145 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
2146 to cp_parser_omp_all_clauses.
2148 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
2151 * lex.c (unqualified_name_lookup_error): Take a location too.
2152 (unqualified_fn_lookup_error): Take a cp_expr.
2153 * cp-tree.h (unqualified_name_lookup_error,
2154 unqualified_fn_lookup_error): Adjust declarations.
2155 * semantics.c (perform_koenig_lookup): Adjust
2156 unqualified_fn_lookup_error call, pass the location of
2157 the identifier too as part of a cp_expr.
2159 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
2162 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
2163 to improve the diagnostic about wrong uses of 'virtual'.
2165 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
2168 * lambda.c (maybe_add_lambda_conv_op): Early return also when
2169 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
2171 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
2175 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
2176 decls into the global scope after stripping template bits
2177 and setting DECL_ANTICIPATED.
2179 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
2182 * name-lookup.c (push_namespace): Return bool, false when pushdecl
2184 * name-lookup.h (push_namespace): Adjust declaration.
2185 * parser.c (cp_parser_namespace_definition): Check push_namespace
2188 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
2191 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
2192 decls into the global scope after stripping template bits
2193 and setting DECL_ANTICIPATED.
2195 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2197 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
2198 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
2200 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
2204 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
2206 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
2207 on the qualified_id then propagate it to the resulting
2209 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
2211 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
2212 its REF_PARENTHESIZED_P flag.
2214 2016-05-25 Jason Merrill <jason@redhat.com>
2218 * cp-tree.h (enum tag_types): Add scope_type.
2219 * parser.c (cp_parser_class_name): Use scope_type.
2220 (prefer_type_arg): Handle scope_type.
2221 (cp_parser_lookup_name): Use prefer_type_arg.
2222 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
2223 int prefer_type, use lookup_flags.
2224 * name-lookup.h: Adjust.
2226 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2228 * parser.c (cp_parser_oacc_declare): Add support for
2229 GOMP_MAP_FIRSTPRIVATE_POINTER.
2230 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
2231 argument with enum c_omp_region_type ort. Don't privatize OpenACC
2233 (handle_omp_array_sections): Replace bool is_omp argument with enum
2234 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
2235 (finish_omp_clauses): Add specific errors and warning messages for
2236 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
2237 call to handle_omp_array_sections.
2239 2016-05-24 Jason Merrill <jason@redhat.com>
2242 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
2244 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
2246 2016-05-24 Martin Sebor <msebor@redhat.com>
2249 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
2250 * pt.c (instantiate_class_template_1): Try to complete the element
2251 type of a flexible array member.
2252 (can_complete_type_without_circularity): Handle arrays of unknown bound.
2253 * typeck.c (complete_type): Also complete the type of the elements of
2254 arrays with an unspecified bound.
2256 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
2259 * typeck2.c (check_narrowing): Check pedwarn return value.
2261 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2264 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
2265 For OMP_CLAUSE_LINEAR_REF don't require type to be
2266 integral or pointer.
2268 2016-05-24 Richard Biener <rguenther@suse.de>
2272 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
2273 * constexpr.c (cxx_eval_array_reference): Handle indexed
2275 * typeck.c (cp_build_array_ref): Adjust.
2277 2016-05-23 Jason Merrill <jason@redhat.com>
2280 * constexpr.c (cxx_eval_call_expression): Check for
2281 fun == current_function_decl again.
2284 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
2285 maybe_undo_parenthesized_ref.
2288 * pt.c (tsubst_copy): Just return a local variable from
2289 non-template context. Don't call rest_of_decl_compilation for
2290 duplicated static locals.
2291 (tsubst_decl): Set DECL_CONTEXT of local static from another
2294 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2297 * method.c (forward_parm): Use cp_build_reference_type.
2299 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2302 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
2304 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2306 * pt.c (check_for_bare_parameter_packs): Improve error message
2307 location for expressions.
2309 2016-05-20 Nathan Sidwell <nathan@acm.org>
2311 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
2313 (cxx_eval_call_expression): Fix comment grammar.
2315 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
2318 * decl.c (cp_finish_decl): Check do_auto_deduction return value
2319 and return immediately in case of erroneous code.
2321 2016-05-19 Marek Polacek <polacek@redhat.com>
2324 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
2326 2016-05-19 Jason Merrill <jason@redhat.com>
2329 * pt.c (fn_type_unification): Add outer template args if needed.
2330 (type_unification_real): Handle getting full args.
2332 2016-05-19 David Malcolm <dmalcolm@redhat.com>
2335 * parser.c (cp_parser_operator): For array new/delete, check that
2336 cp_parser_require returned a non-NULL token before dereferencing
2339 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2341 * decl.c (finish_enum_value_list): Use the specified mode.
2343 2016-05-18 Jason Merrill <jason@redhat.com>
2345 * pt.c (value_dependent_expression_p): Tweak new cases to better
2346 match the wording in the standard.
2348 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2351 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
2352 when the previous cp_lexer_peek_token returns CPP_EOF.
2354 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2357 * call.c (convert_like_real): Check that we are actually converting
2360 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2362 * decl.c (grokdeclarator): Remove errmsg and use of
2363 targetm.invalid_return_type.
2364 (grokparms): Remove errmsg and use of
2365 targetm.invalid_parameter_type.
2367 2016-05-13 Jason Merrill <jason@redhat.com>
2371 * pt.c (tsubst_decl): Use uses_template_parms.
2372 (instantiate_template_1): Handle non-dependent calls in templates.
2373 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
2374 (type_dependent_expression_p): Only consider innermost template args.
2375 (dependent_template_arg_p): Check enclosing class of a template here.
2376 (dependent_template_p): Not here.
2377 (type_dependent_object_expression_p): New.
2378 * typeck.c (finish_class_member_access_expr): Use it.
2379 * parser.c (cp_parser_postfix_expression): Use it.
2380 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
2381 to detect the current instantiation.
2382 (cp_parser_lookup_name): Really implement DR 141.
2383 * search.c (lookup_field_r): Prefer a dependent using-declaration.
2384 (any_dependent_bases_p): Split out from...
2385 * name-lookup.c (do_class_using_decl): ...here.
2386 * call.c (build_new_method_call_1): Use it.
2387 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
2388 * tree.c (non_static_member_function_p): Remove.
2389 * typeck2.c (build_x_arrow): Use dependent_scope_p.
2391 * parser.c (cp_parser_postfix_dot_deref_expression): Use
2392 complete_type_or_else for unknown_type_node, too.
2394 2016-05-12 Marek Polacek <polacek@redhat.com>
2397 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
2398 * cp-tree.h (cp_build_modify_expr): Update declaration.
2399 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
2401 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
2402 cp_build_modify_expr.
2403 * decl2.c (set_guard): Likewise.
2404 (handle_tls_init): Likewise.
2405 * init.c (perform_member_init): Likewise.
2406 (expand_virtual_init): Likewise.
2407 (build_new_1): Likewise.
2408 (build_vec_delete_1): Likewise.
2409 (get_temp_regvar): Likewise.
2410 (build_vec_init): Likewise.
2411 * method.c (do_build_copy_assign): Likewise.
2412 (assignable_expr): Likewise.
2413 * semantics.c (finish_omp_for): Likewise.
2414 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
2416 (cp_pointer_int_sum): Add location parameter. Pass it down to
2418 (pointer_diff): Add location parameter. Use it.
2419 (build_modify_expr): Pass location down to cp_build_modify_expr.
2420 (cp_build_modify_expr): Add location parameter. Use it.
2421 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
2422 * typeck2.c (cxx_incomplete_type_diagnostic,
2423 cxx_incomplete_type_error): Add location parameter.
2425 2016-05-11 Marek Polacek <polacek@redhat.com>
2428 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
2430 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2432 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
2433 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
2435 2016-05-04 Marek Polacek <polacek@redhat.com>
2437 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
2438 with OPT_Wdangling_else.
2440 2016-05-03 Martin Sebor <msebor@redhat.com>
2443 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
2444 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
2446 2016-05-03 Marek Polacek <polacek@redhat.com>
2449 * call.c (build_cxx_call): Pass location and vNULL down to
2450 check_builtin_function_arguments.
2452 2016-05-03 Richard Biener <rguenther@suse.de>
2454 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
2455 the checksum from the previous stage.
2457 2016-05-02 David Malcolm <dmalcolm@redhat.com>
2460 * typeck.c (finish_class_member_access_expr): When
2461 giving a hint about a possibly-misspelled member name,
2462 add a fix-it replacement hint.
2464 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
2466 * cp-tree.h (finish_omp_clauses): Update prototype.
2467 * parser.c (cp_parser_oacc_all_clauses): Update call to
2469 (cp_parser_omp_all_clauses): Likewise.
2470 (cp_parser_omp_for_loop): Likewise.
2471 (cp_omp_split_clauses): Likewise.
2472 (cp_parser_oacc_cache): Likewise.
2473 (cp_parser_oacc_loop): Likewise.
2474 (cp_parser_omp_declare_target):
2475 (cp_parser_cilk_simd_all_clauses): Likewise.
2476 (cp_parser_cilk_for): Likewise.
2477 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
2478 arguments with enum c_omp_region_type ort.
2479 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
2480 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
2481 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
2482 (tsubst_expr): Update calls to tsubst_omp_clauses.
2483 * semantics.c (finish_omp_clauses): Replace bool arguments
2484 allow_fields, declare_simd, and is_cilk with bitmask ort.
2485 (finish_omp_for): Update call to finish_omp_clauses.
2487 2016-05-02 David Malcolm <dmalcolm@redhat.com>
2490 * parser.c (cp_parser_class_head): Capture the start location;
2491 use it to emit a fix-it insertion hint when complaining
2492 about missing "template <> " in explicit specializations.
2494 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2496 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
2498 2016-05-02 Richard Biener <rguenther@suse.de>
2500 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
2503 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
2506 * class.c (check_field_decl): Remove final int* parameter, change
2507 the return type to bool; fix logic in order not to reject multiple
2508 initialized fields in anonymous struct.
2509 (check_field_decls): Adjust call.
2511 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
2514 * parser.c (cp_parser_oacc_loop): Don't augment mask with
2515 OACC_LOOP_CLAUSE_MASK.
2516 (cp_parser_oacc_kernels_parallel): Update call to
2517 c_oacc_split_loop_clauses.
2519 2016-04-28 Jason Merrill <jason@redhat.com>
2521 Implement C++17 [[nodiscard]] attribute.
2524 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
2525 * tree.c (handle_nodiscard_attribute): New.
2526 (cxx_attribute_table): Add [[nodiscard]].
2527 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
2528 (maybe_warn_nodiscard): New.
2529 (convert_to_void): Call it.
2531 * cvt.c (cp_get_callee): New.
2532 * constexpr.c (get_function_named_in_call): Use it.
2533 * cxx-pretty-print.c (postfix_expression): Use it.
2534 * except.c (check_noexcept_r): Use it.
2535 * method.c (check_nontriv): Use it.
2536 * tree.c (build_aggr_init_expr): Use it.
2537 * cp-tree.h: Declare it.
2539 2015-04-27 Ryan Burn <contact@rnburn.com>
2540 Jeff Law <law@redhat.com>
2544 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
2545 instead of cilk_detect_spawn_and_unwrap.
2546 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
2548 (cilk_cp_detect_spawn_and_unwrap): New.
2549 * lambda.c: Include cp-cilkplus.h.
2550 * parser.c: Include cp-cilkplus.h.
2551 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
2552 * cp-cilkpus.h: New file.
2554 2016-04-27 Nathan Sidwell <nathan@acm.org>
2556 * constexpr.c (get_fundef_copy): Use the original function for
2557 non-recursive evaluations.
2558 (save_fundef_copy): Always expect a slot to be available.
2560 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
2562 * parser.c (cp_parser_postfix_expression): Call
2563 warn_for_memset instead of warning directly here.
2565 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
2568 * decl.c (build_enumerator): Set current_access_specifier when
2569 declaring an enumerator belonging to an in-class enumeration.
2570 * parser.c (cp_parser_check_access_in_redecleration): Also
2571 consider in-class enumerations.
2573 2016-04-26 Marek Polacek <polacek@redhat.com>
2576 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
2577 instead of stabilize_reference.
2578 (build_over_call): Likewise.
2579 * cp-tree.h (cp_stabilize_reference): Declare.
2580 * tree.c (cp_stabilize_reference): New function.
2581 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
2582 stabilize_reference.
2583 (unary_complex_lvalue): Likewise.
2584 (cp_build_modify_expr): Likewise.
2586 2016-04-26 Jakub Jelinek <jakub@redhat.com>
2589 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
2592 2016-04-25 Jason Merrill <jason@redhat.com>
2594 * tree.c (std_attribute_table): New.
2595 (init_tree): Register it.
2597 2016-04-22 Jason Merrill <jason@redhat.com>
2599 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
2601 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
2603 * name-lookup.c (free_saved_scope): New free list of saved_scope
2605 (push_to_top_level): Attempt to reuse a saved_scope struct
2606 from free_saved_scope instead of allocating a new one each time.
2607 (pop_from_top_level_1): Chain the now-unused saved_scope structure
2608 onto free_saved_scope.
2610 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
2613 * semantics.c (process_outer_var_ref): Unconditionally return
2614 error_mark_node when mark_used returns false.
2616 2016-04-21 Marek Polacek <polacek@redhat.com>
2619 * parser.c (cp_parser_enum_specifier): Check and possibly error for
2620 extra qualification.
2622 2016-04-20 Nathan Sidwell <nathan@acm.org>
2625 * init.c (build_vec_delete_1): Protect operator delete call in try
2627 (build_delete): Likewise.
2628 * optimize.c (build_delete_destructor_body): Likewise.
2630 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
2633 * cp-tree.h (finish_omp_clauses): Add new default argument.
2634 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
2635 instead of c_finish_cilk_clauses.
2636 * semantics.c (finish_omp_clauses): Add new argument. Allow
2637 floating-point variables in the linear clause for Cilk Plus.
2639 2016-04-20 Nathan Sidwell <nathan@acm.org>
2641 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
2644 2016-04-19 Jason Merrill <jason@redhat.com>
2647 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
2648 * pt.c (make_pack_expansion): Call mark_exp_read.
2649 * semantics.c (finish_id_expression): Call mark_type_use in
2650 unevaluated context.
2653 * call.c (implicit_conversion): If we choose a copy constructor
2654 for list-initialization from the same type, the conversion is an
2657 * constexpr.c (breaks): Handle EXIT_EXPR.
2658 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
2659 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
2664 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
2667 * pt.c (tsubst_expr): Remove shadowing declaration.
2668 (tsubst_pack_expansion): Add assert.
2670 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
2673 * name-lookup.c (qualified_lookup_using_namespace): Look through
2676 2016-04-18 Michael Matz <matz@suse.de>
2678 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2679 (layout_class_type): Ditto.
2680 (build_base_field): Use SET_DECL_ALIGN.
2681 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
2682 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
2683 (record_unknown_type): Use SET_TYPE_ALIGN.
2684 (cxx_init_decl_processing): Ditto.
2685 (copy_type_enum): Ditto.
2686 (grokfndecl): Use SET_DECL_ALIGN.
2687 (copy_type_enum): Use SET_TYPE_ALIGN.
2688 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
2690 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
2691 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
2692 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
2693 * rtti.c (emit_tinfo_decl): Ditto.
2695 2016-04-18 Jason Merrill <jason@redhat.com>
2699 * class.c (type_maybe_constexpr_default_constructor): New.
2700 (type_has_constexpr_default_constructor): Revert.
2702 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
2706 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
2707 (handle_com_interface_attribute): Delete.
2709 2016-04-15 Jason Merrill <jason@redhat.com>
2712 * constexpr.c (get_fundef_copy): Handle null *slot.
2715 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
2716 unknown_type_node, too.
2718 2016-04-15 Jason Merrill <jason@redhat.com>
2719 Nathan Sidwell <nathan@acm.org>
2722 * constexpr.c (constexpr_call_table): Preserve in GC.
2723 (struct fundef_copy, struct fundef_copies_table_t): Delete.
2724 (fundef_copies_table): Preserve in GC. Change to pointer to
2726 (maybe_initialize_fundef_copies_table): Adjust.
2727 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
2728 (save_fundef_copy): Adjust for a TREE_LIST.
2729 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
2730 (fini_constexpr): New.
2731 * cp-tree.h (fini_constexpr): Declare.
2732 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
2734 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2737 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
2739 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
2740 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
2741 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
2742 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
2743 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
2744 cp_parser_statement.
2745 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
2746 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
2747 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
2748 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
2749 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
2750 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
2751 cp_parser_omp_taskloop, cp_parser_omp_construct,
2752 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
2753 Add IF_P argument, pass it down where needed.
2754 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
2755 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
2758 2016-04-14 Jason Merrill <jason@redhat.com>
2761 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
2762 * typeck2.c (split_nonconstant_init_1): Use it.
2765 * class.c (type_has_constexpr_default_constructor): Return true
2766 for an implicitly declared constructor.
2769 * parser.c (cp_parser_init_declarator): Add auto_result parm.
2770 (cp_parser_simple_declaration): Pass it.
2771 (strip_declarator_types): New.
2774 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
2775 initializer also makes the variable value-dependent.
2778 * constexpr.c (cxx_eval_store_expression): Also copy
2779 CONSTRUCTOR_NO_IMPLICIT_ZERO.
2781 2016-04-14 Martin Sebor <msebor@redhat.com>
2786 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
2788 2016-04-14 Jason Merrill <jason@redhat.com>
2790 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
2791 parameter ABI change.
2793 2016-04-13 Martin Sebor <msebor@redhat.com>
2798 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
2800 * decl.c (check_initializer, cp_finish_decl): Call them.
2801 (reshape_init_r): Reject incompletely braced intializer-lists
2803 * init.c (throw_bad_array_length, build_vla_check)
2804 (build_vla_size_check, build_vla_init_check): Define new functions.
2805 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
2807 (store_init_value): Same.
2809 2016-04-13 Jason Merrill <jason@redhat.com>
2811 Warn about empty parameter ABI with -Wabi=9.
2812 * call.c (empty_class_msg, mark_for_abi_warning)
2813 (warn_empty_class_abi): New.
2814 (build_call_a): Use them.
2815 * decl.c (store_parm_decls): Use mark_for_abi_warning.
2816 * error.c (pp_format_to_string): New.
2818 Pass empty class parameters like C.
2819 * call.c (pass_as_empty_struct, empty_class_arg): New.
2820 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
2821 (build_call_a): Use empty_class_arg.
2822 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
2823 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
2825 2016-04-13 Jason Merrill <jason@redhat.com>
2828 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
2830 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
2833 * pt.c (resolve_typename_type): Fix typos in infinite recursion
2834 avoidance mechanism.
2836 2016-04-13 Jason Merrill <jason@redhat.com>
2839 * pt.c (instantiation_dependent_uneval_expression_p): Split out
2840 from instantiation_dependent_expression_p.
2841 (value_dependent_expression_p): Use it for unevaluated operands.
2842 (instantiation_dependent_r): Don't check value-dependence.
2843 (instantiation_dependent_expression_p): Check
2844 value-dependence of the expression as a whole.
2845 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
2846 * semantics.c (finish_decltype_type): Use it.
2848 * constexpr.c (potential_nondependent_constant_expression): New.
2849 (potential_nondependent_static_init_expression): New.
2850 (maybe_constant_value_1, fold_non_dependent_expr)
2851 (maybe_constant_init): Use them.
2852 * pt.c (instantiate_non_dependent_expr_sfinae)
2853 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
2855 * cp-tree.h: Declare them.
2857 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2860 * decl.c (pop_labels_1): Removed.
2861 (note_label, sort_labels): New functions.
2862 (pop_labels): During named_labels traversal, just push the slot
2863 pointers into a vector, then qsort it by DECL_UID and only then
2864 call pop_label and chain it into BLOCK_VARS.
2866 2016-04-13 Jason Merrill <jason@redhat.com>
2869 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
2870 (cp_gimplify_expr): Not here.
2872 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
2875 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
2877 * typeck.c (build_x_conditional_expr): Unconditionally remember
2878 that the result is an lvalue or xvalue.
2880 2016-04-12 Jason Merrill <jason@redhat.com>
2882 * class.c (is_really_empty_class): A zero-length array is empty.
2883 An unnamed bit-field doesn't make a class non-empty.
2885 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
2888 * parser.c (cp_parser_cache_defarg): When file ends in default
2889 argument simply return error_mark_node.
2891 2016-04-12 Nathan Sidwell <nathan@acm.org>
2894 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
2897 2016-04-11 Jason Merrill <jason@redhat.com>
2899 * mangle.c (decl_is_template_id): The template itself counts as a
2902 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
2906 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
2907 on the result if it's not a CONSTRUCTOR.
2909 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
2912 * constexpr.c (find_constructor): New function.
2913 (unshare_constructor): New function.
2914 (cxx_eval_call_expression): Use unshare_constructor instead of
2916 (find_array_ctor_elt): Likewise.
2917 (cxx_eval_vec_init_1): Likewise.
2918 (cxx_eval_store_expression): Likewise.
2919 (cxx_eval_constant_expression): Likewise.
2921 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2924 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
2925 potentially generating a future -Wparentheses warning in its
2928 2016-04-06 Jason Merrill <jason@redhat.com>
2930 * class.c (check_abi_tags): Fix function template handling.
2932 2016-04-05 Nathan Sidwell <nathan@acm.org>
2935 * class.c (fixup_may_alias): New.
2936 (fixup_attribute_variants): Call it.
2938 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2941 * constexpr.c (struct fundef_copy): New struct.
2942 (struct fundef_copies_table_t): New struct.
2943 (fundef_copies_table): New static variable.
2944 (maybe_initialize_fundef_copies_table): New static function.
2945 (get_fundef_copy): New static function.
2946 (save_fundef_copy): New static function.
2947 (cxx_eval_call_expression): Use get_fundef_copy, and
2949 (constexpr_call_table): Add "deletable" GTY marker.
2951 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2954 * cp-tree.h (class cache_map): Remove.
2955 * constexpr.c (cv_cache): Change type to
2956 GTY((deletable)) hash_map<tree, tree> *.
2957 (maybe_constant_value): Adjust following the change to cv_cache.
2958 (clear_cv_cache): New static function.
2959 (clear_cv_and_fold_caches): Use it.
2960 * cp-gimplify.c (fold_cache): Change type to
2961 GTY((deletable)) hash_map<tree, tree> *.
2962 (clear_fold_cache): Adjust following the change to fold_cache.
2963 (cp_fold): Likewise.
2965 2016-04-02 Martin Sebor <msebor@redhat.com>
2971 * constexpr.c (diag_array_subscript): New function.
2972 (cxx_eval_array_reference): Detect out of bounds array indices.
2974 2016-04-01 Jason Merrill <jason@redhat.com>
2978 * pt.c (instantiate_decl): A function isn't fully defined if
2979 DECL_INITIAL is error_mark_node.
2980 * constexpr.c (cxx_eval_call_expression): Likewise.
2982 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2983 Marek Polacek <polacek@redhat.com>
2986 * init.c (warn_placement_new_too_small): Test whether
2987 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
2989 2016-04-01 Nathan Sidwell <nathan@acm.org>
2992 * decl.c (check_redeclaration_exception_specification): Check
2993 regardless of -fno-exceptions.
2994 * typeck2.c (merge_exception_specifiers): Relax assert by checking
2995 flag_exceptions too.
2997 2016-03-31 Nathan Sidwell <nathan@acm.org>
2999 * decl.c (start_preparsed_function): Remove unnecessary bracing.
3000 (finish_destructor_body): Don't emit operator delete here.
3002 2016-03-31 Nathan Sidwell <nathan@acm.org>
3005 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
3006 elements in field order.
3008 2016-03-31 Marek Polacek <polacek@redhat.com>
3011 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
3013 2016-03-31 Richard Biener <rguenther@suse.de>
3016 * typeck.c (cp_build_binary_op): Fix operand order of vector
3017 conditional in truth op handling.
3019 2016-03-29 Jason Merrill <jason@redhat.com>
3022 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
3023 in constexpr functions.
3025 2016-03-28 Jason Merrill <jason@redhat.com>
3030 * decl.c, pt.c, constexpr.c: Revert last patch.
3032 2016-03-25 Jason Merrill <jason@redhat.com>
3033 Martin Liška <mliska@suse.cz>
3038 * decl.c (cp_fname_init): Decay the initializer to pointer.
3039 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
3040 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
3041 Don't call cp_finish_decl.
3042 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
3043 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
3044 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
3045 Handle DECL_VALUE_EXPR.
3047 2016-03-24 Jason Merrill <jason@redhat.com>
3050 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
3053 * constexpr.c (cxx_eval_call_expression): Don't cache result if
3056 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
3059 * tree.c (build_cplus_array_type): Determine type-dependentess
3060 with uses_template_parms instead of with dependent_type_p.
3062 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
3065 * typeck.c (process_init_constructor_union): If the initializer
3066 is empty, use the union's NSDMI if it has one.
3068 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
3071 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
3072 NSDMI that's part of an aggregrate initialization.
3074 2016-03-23 Jakub Jelinek <jakub@redhat.com>
3077 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
3078 for 1..max even for multi-dimensional arrays. Call unshare_expr
3082 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
3083 on TREE_OVERFLOW constants.
3086 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
3087 for OMP_TASKLOOP here.
3088 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
3089 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
3091 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
3092 Jason Merrill <jason@redhat.com>
3093 Jakub Jelinek <jakub@redhat.com>
3096 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
3097 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
3098 (finish_function): Don't set or test them.
3099 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
3101 2016-03-23 Jason Merrill <jason@redhat.com>
3104 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
3106 2016-03-23 Marek Polacek <polacek@redhat.com>
3109 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
3111 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
3113 * call.c (build_conditional_expr_1): Always use original
3114 condition type for vector type checks and build.
3116 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
3119 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
3121 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
3124 * constexpr.c (non_const_var_error): Check
3125 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
3127 2016-03-21 Richard Henderson <rth@redhat.com>
3130 * decl.c (notice_forced_label_r): New.
3131 (cp_finish_decl): Use it.
3133 2016-03-21 Jason Merrill <jason@redhat.com>
3136 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
3138 2016-03-18 Jason Merrill <jason@redhat.com>
3141 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
3144 * class.c (vptr_via_virtual_p): New.
3145 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
3146 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
3147 a vptr from any virtual base in a not-in-charge 'structor.
3149 * decl.c (build_clobber_this): Factor out of
3150 start_preparsed_function and begin_destructor_body. Handle
3151 virtual bases better.
3153 * class.c (build_if_in_charge): Split out from build_base_path.
3154 * init.c (expand_virtual_init, expand_default_init): Use it.
3155 * call.c (build_special_member_call): Use it.
3157 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3160 * init.c (build_new_1): Complain and return error_mark_node
3161 if alloc_fn is not _Jv_AllocObject function returning pointer.
3163 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
3166 * search.c (adjust_result_of_qualified_name_lookup): Don't
3167 update the BASELINK_BINFO of DECL if the second call
3168 to lookup_base fails.
3170 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
3173 * parser.c (cp_parser_lambda_expression): Move call to
3174 pop_deferring_access_checks ahead of the call to
3175 cp_parser_end_tentative_firewall.
3177 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3180 * cp-tree.h (magic_varargs_p): Return int instead of bool.
3181 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
3182 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
3184 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
3185 if magic_varargs_p == 1, call decay_conversion
3186 instead of mark_type_use. Don't store error_mark_node arguments to
3187 argarray, instead return error_mark_node.
3190 * decl.c (begin_destructor_body): Don't insert clobber if
3191 is_empty_class (current_class_type).
3193 2016-03-17 Marek Polacek <polacek@redhat.com>
3196 * typeck.c (warn_for_null_address): New function.
3197 (cp_build_binary_op): Call it.
3199 2016-03-16 Jason Merrill <jason@redhat.com>
3202 * decl.c (start_preparsed_function): Don't clobber an empty base.
3204 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3207 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
3208 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
3211 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
3212 set in_base_initializer.
3214 2016-03-15 Marek Polacek <polacek@redhat.com>
3217 * tree.c (strip_typedefs): Call strip_typedefs again on the
3218 DECL_ORIGINAL_TYPE result.
3220 2016-03-15 Jason Merrill <jason@redhat.com>
3223 * pt.c (instantiate_decl): Fix call to variable_template_p.
3226 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
3228 2016-03-14 Casey Carter <casey@carter.net>
3229 Jason Merrill <jason@redhat.com>
3231 P0184R0: Generalizing the Range-Based For Loop
3232 * parser.c (cp_convert_range_for): Set the type of __end separately.
3233 (cp_parser_perform_range_for_lookup): Allow different begin/end
3234 types if they are comparable.
3236 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
3239 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
3240 processing_template_decl and EXPR is a SCOPE_REF.
3242 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
3243 Jakub Jelinek <jakub@redhat.com>
3246 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
3247 return value from cxx_eval_constant_expression from earlier
3248 elements if it is valid constant initializer requiring no
3251 2016-03-10 Marek Polacek <polacek@redhat.com>
3254 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
3256 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
3258 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
3259 when calling c_finish_omp_clauses.
3261 2016-03-08 Jason Merrill <jason@redhat.com>
3263 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
3264 diagnostic for use of "concept".
3265 (cp_parser_requires_clause_opt): And "requires".
3266 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
3267 (cp_parser_explicit_template_declaration): Adjust.
3268 * Make-lang.in (check-c++-all): Add "concepts" to std list.
3270 P0036R0: Unary Folds and Empty Parameter Packs
3271 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
3273 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3276 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
3277 even after the last iteration of the loop.
3279 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
3281 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
3284 * pt.c (get_template_info): Handle PARM_DECL.
3285 (template_class_depth): Check DECL_P instead of
3286 VAR_OR_FUNCTION_DECL_P.
3288 2016-03-05 Jason Merrill <jason@redhat.com>
3291 * constexpr.c (cxx_eval_store_expression): Replace
3292 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
3294 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
3297 * pt.c (template_class_depth): Given a lambda type, iterate
3298 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
3299 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
3302 2016-03-04 Jason Merrill <jason@redhat.com>
3305 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
3306 * init.c (build_vec_delete_1): Set it.
3307 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
3309 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3311 * decl.c (start_preparsed_function): Don't emit start clobber at the
3312 start of constructor clones.
3315 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
3316 * decl.c (start_preparsed_function): Call
3317 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
3318 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
3319 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
3321 2016-03-04 Jason Merrill <jason@redhat.com>
3324 * constexpr.c (cxx_eval_component_reference): Further tweak.
3326 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
3327 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
3328 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
3329 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
3332 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
3335 2016-03-03 Jason Merrill <jason@redhat.com>
3337 * method.c (synthesized_method_walk): operator= can also be constexpr.
3339 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
3340 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
3343 * pt.c (copy_template_args): New.
3344 (tsubst_pack_expansion): Use it.
3346 * call.c (build_aggr_conv): Use get_nsdmi.
3349 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
3352 * constexpr.c (cxx_eval_component_reference): Just return an empty
3353 CONSTRUCTOR for an empty class.
3355 2016-03-01 Jason Merrill <jason@redhat.com>
3358 * parser.c (cp_parser_requires_clause): Call
3359 check_for_bare_parameter_packs.
3362 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
3366 * constexpr.c (cxx_eval_call_expression): Unshare arg.
3367 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
3368 [TARGET_EXPR]: Unshare init.
3370 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
3374 * pt.c (tsubst_baselink): Reinstate the check for an invalid
3377 2016-02-28 Jason Merrill <jason@redhat.com>
3380 * constexpr.c (cxx_eval_store_expression): Unshare init.
3382 2016-02-26 Jason Merrill <jason@redhat.com>
3385 * pt.c (make_argument_pack): New.
3386 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
3387 (tsubst_copy_and_build): Likewise.
3389 2016-02-25 Jason Merrill <jason@redhat.com>
3392 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
3393 * tree.c (build_aggr_init_expr): Set it.
3394 * semantics.c (simplify_aggr_init_expr): Check it.
3395 * cp-gimplify.c (cp_genericize_r): Don't walk into
3396 a call/aggr_init from a thunk.
3399 * method.c (forward_parm): Handle parameter packs.
3400 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
3403 * constexpr.c (cxx_eval_component_reference): Don't complain about
3404 unevaluated empty classes.
3407 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
3409 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
3412 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
3413 (maybe_undo_parenthesized_ref): Declare.
3414 * semantics.c (maybe_undo_parenthesized_ref): Split out from
3416 (finish_call_expr): Use it.
3417 * typeck.c (check_return_expr): Use it.
3418 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
3419 REF_PARENTHESIZED_P flag.
3421 2016-02-24 Jakub Jelinek <jakub@redhat.com>
3424 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
3426 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
3428 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
3429 unless they are folded into INTEGER_CST, error_mark_node or some
3430 comparison with NULL, avoid folding them and use either the original
3431 comparison or non-folded comparison of folded arguments.
3432 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
3433 comparison, don't fold the comparison right away.
3435 2016-02-24 Jason Merrill <jason@redhat.com>
3438 * friend.c (make_friend_class): Likewise.
3439 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
3441 2016-02-24 Jason Merrill <jason@redhat.com>
3444 * pt.c (instantiate_class_template_1): Set
3445 processing_template_decl before substituting friend_type.
3447 016-02-24 Martin Sebor <msebor@redhat.com>
3450 * tree.c (build_ctor_subob_ref): Compare types' main variants
3451 instead of the types as they are.
3453 2016-02-24 Jason Merrill <jason@redhat.com>
3455 * decl.c (start_preparsed_function): Condition ctor clobber on
3456 flag_lifetime_dse > 1.
3458 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
3460 2016-02-19 Jason Merrill <jason@redhat.com>
3463 * call.c (remaining_arguments): No longer static.
3464 * cp-tree.h: Declare it.
3465 * pt.c (more_specialized_fn): Use it.
3467 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3468 Bernd Edlinger <bernd.edlinger@hotmail.de>
3470 * Make-lang.in: Invoke gperf with -L C++.
3471 * cfns.gperf: Remove prototypes for hash and libc_name_p
3473 * cfns.h: Regenerated.
3474 * except.c (nothrow_libfn_p): Adjust.
3476 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3479 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
3480 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
3482 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
3485 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
3487 * semantics.c (finish_call_expr): Don't assume a constructor
3488 call is dependent if only the "this" pointer is dependent. When
3489 building a constructor call, always use a dummy object.
3491 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3494 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
3496 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
3497 operators if folding preserved the binop, just with different
3501 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
3502 attr_spec is always single element chain, chain all the attributes
3503 properly together in the right order.
3505 2016-02-18 Jason Merrill <jason@redhat.com>
3507 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
3509 (mangle_decl): Call maybe_check_abi_tags for function scope.
3510 (mangle_guard_variable): Call maybe_check_abi_tags here.
3511 (write_guarded_var_name): Not here.
3513 2016-02-17 Jason Merrill <jason@redhat.com>
3516 * constexpr.c (build_constexpr_constructor_member_initializers):
3517 Handle an additional STATEMENT_LIST.
3520 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
3523 * decl2.c (reset_type_linkage_2): Look through member templates.
3525 2016-02-17 Jakub Jelinek <jakub@redhat.com>
3528 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
3530 2016-02-17 Jason Merrill <jason@redhat.com>
3533 * method.c (forward_parm): Split out from...
3534 (add_one_base_init): ...here.
3535 * lambda.c (maybe_add_lambda_conv_op): Use it.
3537 2016-02-16 Jason Merrill <jason@redhat.com>
3541 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
3542 tree.c, typeck2.c: Revert earlier changes.
3543 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
3544 non-type templates after -> or .
3546 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3549 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
3551 2016-02-16 Jason Merrill <jason@redhat.com>
3554 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
3555 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
3556 * name-lookup.h: Adjust.
3558 2016-02-16 James Norris <jnorris@codesourcery.com>
3560 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
3561 * semantics.c (finish_omp_clauses): Add deviceptr checking.
3563 2016-02-15 Jakub Jelinek <jakub@redhat.com>
3566 * init.c (expand_default_init): Only call reshape_init
3567 in the direct-initialization from an initializer list case.
3569 2016-02-15 Jason Merrill <jason@redhat.com>
3572 * semantics.c (finish_call_expr): Implicit 'this' does not make
3574 * search.c (any_dependent_bases_p): Split out...
3575 * name-lookup.c (do_class_using_decl): ...from here.
3576 * call.c (build_new_method_call_1): Don't complain about missing object
3577 if there are dependent bases. Tweak error.
3578 * tree.c (non_static_member_function_p): Remove.
3579 * pt.c (type_dependent_expression_p): A member template of a
3580 dependent type is dependent.
3581 * cp-tree.h: Adjust.
3584 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
3586 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
3589 * pt.c (lookup_and_finish_template_variable): New function,
3591 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
3592 (tsubst_qualified_id): Consider that EXPR might be a variable
3594 * typeck.c (check_template_keyword): Don't emit an error
3595 if DECL is a variable template.
3597 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3599 * error.c: Spelling fixes - behaviour -> behavior and
3600 neighbour -> neighbor.
3602 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
3604 * init.c (build_delete): Likewise.
3606 2016-02-11 Jakub Jelinek <jakub@redhat.com>
3609 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
3610 arguments for -Waddress warning. Fix up formatting.
3612 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
3615 * pt.c (lookup_template_class_1): Check tsubst return value for
3618 2016-02-10 Jason Merrill <jason@redhat.com>
3621 * pt.c (resolve_nondeduced_context): Add complain parm.
3622 (do_auto_deduction): Pass it.
3623 * cvt.c (convert_to_void): Likewise.
3624 * decl.c (cp_finish_decl): Likewise.
3625 * init.c (build_new): Likewise.
3626 * rtti.c (get_tinfo_decl_dynamic): Likewise.
3627 * semantics.c (finish_decltype_type): Likewise.
3628 * typeck.c (decay_conversion): Likewise.
3629 * cp-tree.h: Adjust declaration.
3630 * call.c (standard_conversion): Add complain parm, pass it along.
3631 (implicit_conversion): Pass it.
3634 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
3635 (lookup_name_real_1): Likewise.
3636 (remove_hidden_names): Handle non-functions too.
3639 * parser.c (cp_parser_lookup_name): When looking for a template
3640 after . or ->, only consider class templates.
3641 (cp_parser_postfix_dot_deref_expression): Handle the current
3642 instantiation. Remember a dependent object expression.
3643 * typeck2.c (build_x_arrow): Handle the current instantiation.
3645 * ptree.c (debug_tree): Implement for cp_expr.
3647 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3650 * parser.c (cp_parser_simple_type_specifier): Make the check
3651 for disambiguating between an 'auto' placeholder and an implicit
3652 template parameter more robust.
3654 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3658 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
3659 setting its TREE_USED flag.
3661 2016-02-08 Jason Merrill <jason@redhat.com>
3664 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
3667 2016-02-08 Jakub Jelinek <jakub@redhat.com>
3670 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
3671 of the DECL_OMP_DECLARE_REDUCTION_P decls.
3673 2016-02-08 Marek Polacek <polacek@redhat.com>
3676 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
3677 Call clear_fold_cache.
3678 * cp-tree.h: Adjust declaration.
3679 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
3680 rather than clear_cv_cache and clear_fold_cache.
3681 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
3683 2016-02-08 Jason Merrill <jason@redhat.com>
3685 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
3686 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
3687 (ocp_convert): Use *_maybe_fold.
3688 (cp_convert_to_pointer): Add dofold parameter.
3689 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
3691 2016-02-05 Martin Sebor <msebor@redhat.com>
3694 * init.c (find_field_init): New function.
3695 (warn_placement_new_too_small): Call it. Handle one-element arrays
3696 at ends of structures special.
3698 2016-02-05 Jason Merrill <jason@redhat.com>
3701 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
3702 make sure we've seen_error().
3704 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
3707 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
3708 if lookup_fnfields returns NULL_TREE and the name being looked
3709 up has the form A::A.
3711 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
3713 * constexpr.c (cxx_eval_binary_expression): Fold equality
3714 comparisons involving PTRMEM_CSTs.
3716 2016-02-04 Jakub Jelinek <jakub@redhat.com>
3718 * class.c (find_flexarrays): Don't declare dom variable.
3719 (diagnose_flexarray): Likewise.
3721 2016-02-02 Martain Sebor <msebor@redhat.com>
3728 * class.c (walk_subobject_offsets): Avoid testing the upper bound
3729 of a flexible array member for equality to null.
3730 (find_flexarrays): Remove spurious whitespace introduced in r231665.
3731 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
3732 (check_flexarrays): Same.
3733 * decl.c (compute_array_index_type): Avoid special case for flexible
3735 (grokdeclarator): Avoid calling compute_array_index_type for flexible
3737 * error.c (dump_type_suffix): Revert changes introduced in r231665
3738 and rendered unnecessary by the changes above.
3739 * pt.c (tsubst): Same.
3740 * tree.c (build_ctor_subob_ref): Handle flexible array members.
3741 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
3742 (process_init_constructor_array): Same.
3743 (process_init_constructor_record): Same.
3745 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
3748 * pt.c (try_one_overload): Handle comparing argument packs so
3749 that there is no conflict if we deduced more arguments of an
3750 argument pack than were explicitly specified.
3752 2016-01-31 Jakub Jelinek <jakub@redhat.com>
3753 Jason Merrill <jason@redhat.com>
3756 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
3757 function type if nothing is changing.
3759 2016-01-31 Jason Merrill <jason@redhat.com>
3762 * pt.c (partial_specialization_p, impartial_args): New.
3763 (instantiate_decl): Call impartial_args.
3765 * mangle.c (maybe_check_abi_tags): New.
3766 (write_guarded_var_name): Call it.
3767 (mangle_ref_init_variable): Call check_abi_tags.
3769 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
3770 between template and instantiation.
3772 2016-01-29 Jakub Jelinek <jakub@redhat.com>
3775 * decl.c (wrapup_globals_for_namespace): Warn about unused static
3776 function declarations.
3778 2016-01-29 Marek Polacek <polacek@redhat.com>
3782 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
3783 out of bound" error earlier.
3784 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
3787 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
3789 * name-lookup.c (begin_scope): After reusing a cp_binding_level
3790 structure, update free_binding_level before the structure's
3791 level_chain field gets cleared, not after.
3793 2016-01-28 Jason Merrill <jason@redhat.com>
3796 * search.c (dfs_walk_once, dfs_walk_once_r)
3797 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
3798 hash_set instead of BINFO_MARKED.
3799 (dfs_unmark_r): Remove.
3801 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
3804 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
3805 (cp_lexer_debugging_p): Use it.
3806 (cp_lexer_start_debugging): Likewise.
3807 (cp_lexer_stop_debugging): Likewise.
3809 2016-01-27 Marek Polacek <polacek@redhat.com>
3812 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
3813 needed. Add -Wsign-compare warning.
3815 2016-01-27 Ryan Burn <contact@rnburn.com>
3818 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
3819 superfluous post_p argument in call to
3820 cilk_gimplify_call_params_in_spawned_fn.
3822 2016-01-27 Marek Polacek <polacek@redhat.com>
3825 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
3826 wrapped in NOP_EXPRs.
3828 2016-01-27 Martin Sebor <msebor@redhat.com>
3831 * mangle.c (mangle_decl): Reference the correct (saved) version
3832 of the ABI in -Wabi diagnostics.
3834 2016-01-27 Marek Polacek <polacek@redhat.com>
3837 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
3838 elements of the array.
3840 2016-01-26 Jason Merrill <jason@redhat.com>
3843 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
3844 (cxx_eval_call_expression): Don't look through clones.
3845 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
3846 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
3847 maybe-in-charge *tor.
3849 2016-01-26 Jason Merrill <jason@redhat.com>
3852 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
3853 and TREE_SIDE_EFFECTS.
3854 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
3855 verify_constructor_flags.
3857 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3860 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
3861 return error_mark_node instead of building trees with error_mark_node
3864 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3867 * error.c (print_instantiation_partial_context_line): Add missing
3868 newlines from output for the t == NULL case.
3869 (print_instantiation_partial_context): Remove call to pp_newline.
3871 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
3874 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3879 * decl.c (grokdeclarator): Don't decay array parameter type to
3880 a pointer type if it's dependent.
3881 (grokparms): Invoke strip_top_quals instead of directly invoking
3882 cp_build_qualified_type.
3883 * pt.c (decay_dependent_array_parm_type): New static function.
3884 (type_unification_real): Call decay_dependent_array_parm_type
3885 to decay a dependent array parameter type to its corresponding
3886 pointer type before unification.
3887 (more_specialized_fn): Likewise.
3888 (get_bindings): Likewise.
3889 * tree.c (cp_build_qualified_type): Trivial typofix in
3892 2016-01-23 Martin Sebor <msebor@redhat.com>
3896 * decl2.c (is_late_template_attribute): Handle dependent argument
3897 to attribute align and attribute vector_size.
3899 2016-01-21 Jason Merrill <jason@redhat.com>
3902 * lambda.c (lambda_capture_field_type): Handle 'this' specially
3903 for init-capture, too.
3906 * decl.c (type_is_deprecated): Don't look into a typedef.
3910 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
3913 * decl.c (start_enum): Add attributes parameter.
3914 * parser.c (cp_parser_enum_specifier): Pass it.
3915 * pt.c (lookup_template_class_1): Pass it.
3916 * cp-tree.h: Adjust.
3918 2016-01-19 Jason Merrill <jason@redhat.com>
3921 * pt.c (convert_template_argument): Handle VAR_DECL properly.
3923 2016-01-19 Marek Polacek <polacek@redhat.com>
3926 * constexpr.c (clear_cv_cache): New.
3927 * cp-gimplify.c (clear_fold_cache): New.
3928 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
3929 * decl.c (finish_enum_value_list): Call them.
3932 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
3934 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3939 * decl.c (grokdeclarator): Don't decay array parameter type to
3940 a pointer type if it's dependent.
3941 (grokparms): Invoke strip_top_quals instead of directly invoking
3942 cp_build_qualified_type.
3943 * pt.c (decay_dependent_array_parm_type): New static function.
3944 (type_unification_real): Call decay_dependent_array_parm_type
3945 to decay a dependent array parameter type to its corresponding
3946 pointer type before unification.
3947 (more_specialized_fn): Likewise.
3948 (get_bindings): Likewise.
3949 * tree.c (cp_build_qualified_type): Trivial typofix in
3952 2016-01-18 Jason Merrill <jason@redhat.com>
3954 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
3956 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
3959 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
3960 (contains_label_1, contains_label_p): Remove.
3962 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3965 * pt.c (type_dependent_expression_p): For a function template
3966 specialization, a type is dependent iff any of its template
3969 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3971 * cp-array-notation.c (cp_expand_cond_array_notations): Return
3972 error_mark_node only if find_rank failed, not if it was
3975 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3978 * tree.c (build_min_non_dep_call_vec): Don't retain the
3979 KOENIG_LOOKUP_P flag of the non-dependent expression that's
3981 (build_min_non_dep_op_overload): Instead, do it here.
3983 2016-01-15 Jakub Jelinek <jakub@redhat.com>
3986 * parser.h (cp_token): Remove pragma_kind field. Add comment
3987 with number of unused bits.
3988 * parser.c (eof_token): Remove pragma_kind field initializer.
3989 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
3990 field, don't clear CPP_PRAGMA u.value.
3991 (cp_parser_pragma_kind): New function.
3992 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
3993 cp_parser_omp_construct, cp_parser_initial_pragma,
3994 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
3997 2016-01-15 Jason Merrill <jason@redhat.com>
4000 * call.c (build_cxx_call): Use fold_non_dependent_expr.
4002 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
4006 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
4007 array/function-to-pointer conversion. Call
4008 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
4009 * call.c (convert_like_real): Print call context if
4010 decay_conversion errors.
4012 2016-01-14 Tom de Vries <tom@codesourcery.com>
4014 PR tree-optimization/68773
4015 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
4018 2016-01-14 Jason Merrill <jason@redhat.com>
4021 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
4023 2016-01-12 Marek Polacek <polacek@redhat.com>
4026 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
4027 error_at and adjust the return value.
4029 2016-01-12 Jakub Jelinek <jakub@redhat.com>
4033 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
4034 GS_ERROR whenever seen_error (), only if *expr_p contains
4035 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
4039 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
4041 2016-01-11 Jason Merrill <jason@redhat.com>
4044 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
4045 (process_subob_fn): Likewise. Don't consider triviality if true.
4046 (synthesize_method_walk): Pass it.
4048 2016-01-11 David Malcolm <dmalcolm@redhat.com>
4051 * parser.c (cp_parser_postfix_expression): Initialize
4052 close_paren_loc to UNKNOWN_LOCATION; only use it if
4053 it has been written to by
4054 cp_parser_parenthesized_expression_list.
4055 (cp_parser_parenthesized_expression_list): Document the behavior
4056 with respect to the CLOSE_PAREN_LOC param.
4058 2016-01-11 Jakub Jelinek <jakub@redhat.com>
4061 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
4062 folded operands have side-effects, but folding changed any of them,
4063 build a new tree with the folded operands instead of returning the
4066 2016-01-09 Marek Polacek <polacek@redhat.com>
4069 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
4071 2016-01-09 Jakub Jelinek <jakub@redhat.com>
4074 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
4076 2016-01-08 Jason Merrill <jason@redhat.com>
4079 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
4082 2016-01-08 Marek Polacek <polacek@redhat.com>
4085 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
4087 2016-01-08 Jason Merrill <jason@redhat.com>
4089 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
4094 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
4095 TREE_ADDRESSABLE type.
4099 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
4101 2016-01-05 Nathan Sidwell <nathan@acm.org>
4104 * pt.c (build_non_dependent_expr): Don't try a checking fold when
4107 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4109 Update copyright years.
4111 Copyright (C) 2016 Free Software Foundation, Inc.
4113 Copying and distribution of this file, with or without modification,
4114 are permitted in any medium without royalty provided the copyright
4115 notice and this notice are preserved.