1 2016-11-24 Martin Liska <mliska@suse.cz>
4 * parser.c (cp_parser_range_for): Use safe_push instead of quick_push.
6 2016-11-23 Jakub Jelinek <jakub@redhat.com>
9 * cp-gimplify.c (cp_fold) <case CALL_EXPR>: When calling constructor
10 and maybe_constant_value returns non-CALL_EXPR, create INIT_EXPR
11 with the object on lhs and maybe_constant_value returned expr on rhs.
14 * pt.c (tsubst_copy): Return error_mark_node when mark_used
15 fails, even when complain & tf_error.
18 * cp-gimplify.c (cp_gimplify_tree) <case VEC_INIT_EXPR>: Pass
19 false as handle_invisiref_parm_p to cp_genericize_tree.
20 (struct cp_genericize_data): Add handle_invisiref_parm_p field.
21 (cp_genericize_r): Don't wrap is_invisiref_parm into references
22 if !wtd->handle_invisiref_parm_p.
23 (cp_genericize_tree): Add handle_invisiref_parm_p argument,
24 set wtd.handle_invisiref_parm_p to it.
25 (cp_genericize): Pass true as handle_invisiref_parm_p to
26 cp_genericize_tree. Formatting fix.
28 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
31 * decl.c (duplicate_decls): Warn when a built-in function is redefined.
32 Don't overload builtin functions with C++ functions.
33 Handle const_tm_ptr_type_node like file_ptr_node.
34 Copy the TREE_NOTHROW flag unmodified to the old decl.
36 2016-11-18 Jason Merrill <jason@redhat.com>
38 PR objc++/78418 - ICE in string tests on darwin
39 * tree.c (lvalue_kind): Guard DECL_HAS_VALUE_EXPR_P.
41 2016-11-18 Jakub Jelinek <jakub@redhat.com>
44 * mangle.c (mangle_tls_init_fn, mangle_tls_wrapper_fn): Call
47 2016-11-18 Jason Merrill <jason@redhat.com>
49 PR c++/67631 - list-init and explicit conversions
50 * semantics.c (finish_compound_literal): Call digest_init_flags.
51 * typeck2.c (digest_init_flags): Add complain parm.
52 (store_init_value): Pass it.
54 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
55 Alan Hayward <alan.hayward@arm.com>
56 David Sherwood <david.sherwood@arm.com>
58 * class.c (finish_struct_bits): Use SET_DECL_MODE.
59 (build_base_field_1, layout_class_type, finish_struct_1): Likewise.
60 * decl.c (make_label_decl): Likewise.
61 * pt.c (tsubst_decl): Likewise.
63 2016-11-17 Jason Merrill <jason@redhat.com>
65 PR c++/78193 - inherited ctor regressions on sparc32.
66 * call.c (build_over_call): Don't set CALL_FROM_THUNK_P here.
67 (build_call_a): Set it here, and don't insert EMPTY_CLASS_EXPR.
68 (convert_like_real) [ck_rvalue]: Also pass non-addressable
71 2016-11-17 Paolo Carlini <paolo.carlini@oracle.com>
74 * parser.c (cp_parser_non_integral_constant_expression): Issue a
75 pedwarn instead of an error for case NIC_FLOAT.
77 2016-11-17 Jason Merrill <jason@redhat.com>
79 PR c++/78124 - list-initialization and inherited ctor
80 * name-lookup.c (do_class_using_decl): Set CLASSTYPE_NON_AGGREGATE.
82 PR c++/78369 - {} as default argument
83 * call.c (build_special_member_call): Handle CONSTRUCTOR.
86 * parser.c (cp_parser_fold_expression): Check TREE_NO_WARNING.
88 2016-11-16 Jason Merrill <jason@redhat.com>
91 * decl.c (cp_finish_decl): Don't set TREE_CONSTANT on a reference.
92 * typeck2.c (store_init_value): Likewise.
94 * decl.c (store_decomp_type, lookup_decomp_type): New.
95 (cp_finish_decomp): Call store_decomp_type.
96 * semantics.c (finish_decltype_type): Call lookup_decomp_type.
97 * cp-tree.h: Declare lookup_decomp_type.
99 2016-11-15 Jakub Jelinek <jakub@redhat.com>
101 * decl.c (cp_finish_decomp): For DECL_NAMESPACE_SCOPE_P decl,
102 set DECL_ASSEMBLER_NAME.
103 * parser.c (cp_parser_decomposition_declaration): Likewise
104 if returning error_mark_node.
105 * mangle.c (mangle_decomp): New function.
106 * cp-tree.h (mangle_decomp): New declaration.
108 2016-11-15 Jason Merrill <jason@redhat.com>
111 * semantics.c (finish_decltype_type): Strip references for a tuple
113 * cp-tree.h (DECL_DECOMPOSITION_P): False for non-variables.
115 * decl2.c (decl_maybe_constant_var_p): References qualify.
116 * constexpr.c (non_const_var_error): Handle references.
117 * init.c (constant_value_1): Always check decl_constant_var_p.
118 * cp-gimplify.c (cp_fold_maybe_rvalue): Don't fold references.
119 * error.c (dump_decl_name): Split out from dump_decl.
121 2016-11-14 Jason Merrill <jason@redhat.com>
123 * tree.c (bitfield_p): New.
124 * cp-tree.h: Declare it.
125 * typeck.c (cxx_sizeof_expr, cxx_alignof_expr)
126 (cp_build_addr_expr_1): Use it instead of DECL_C_BIT_FIELD.
127 * decl.c (cp_finish_decomp): Look through reference. Always
128 SET_DECL_DECOMPOSITION_P.
129 * semantics.c (finish_decltype_type): Adjust decomposition handling.
131 2016-11-13 Jakub Jelinek <jakub@redhat.com>
132 Jason Merrill <jason@redhat.com>
134 Implement P0217R3 - C++17 structured bindings
135 * cp-tree.h (struct lang_decl_base): Add decomposition_p.
136 (DECL_DECOMPOSITION_P): New
137 (enum auto_deduction_context): Add adc_decomp_type.
138 (enum cp_declarator_kind): Add cdk_decomp.
139 * constexpr.c (cxx_eval_constant_expression): Look through
141 (potential_constant_expression_1): Likewise.
142 * decl.c (reshape_init): Preserve CONSTRUCTOR_IS_DIRECT_INIT.
143 (check_initializer): Use build_aggr_init for DECL_DECOMPOSITION_P.
144 (cp_finish_decl): Pass adc_decomp_type for decomposition.
145 (find_decomp_class_base, get_tuple_size, get_tuple_element_type)
146 (get_tuple_decomp_init, cp_finish_decomp): New.
147 (grokdeclarator): Handle decomposition.
148 * init.c (build_aggr_init): Handle decomposition array.
149 (build_vec_init): Handle initialization from { array }.
150 * name-lookup.c (add_function): Always wrap TEMPLATE_DECL in
152 * parser.c (declarator_can_be_parameter_pack): Handle cdk_decomp.
153 (function_declarator_p, strip_declarator_types)
154 (cp_parser_check_declarator_template_parameters): Likewise.
155 (cp_parser_range_for, cp_convert_range_for): Handle decomposition.
156 (cp_parser_simple_declaration): Parse decomposition.
157 (cp_parser_decomposition_declaration): New.
158 * pt.c (tsubst_decomp_names): New.
159 (subst_expr) [DECL_EXPR, RANGE_FOR_STMT]: Handle decomposition.
160 (do_auto_deduction): Handle adc_decomp_type.
161 * semantics.c (finish_decltype_type): Look through DECL_VALUE_EXPR.
162 * typeck.c (is_bitfield_expr_with_lowered_type): Likewise.
163 * tree.c (lvalue_kind): Likewise.
164 (cp_build_reference_type): Handle reference collapsing.
166 2016-11-13 Jason Merrill <jason@redhat.com>
168 * call.c (build_new_method_call_1): Include template arguments in
170 (print_error_for_call_failure): Likewise.
171 (build_new_function_call): Pass them in.
172 * name-lookup.c (supplement_binding_1): Don't complain about a
173 conflict with an erroneous declaration.
174 * error.c (dump_decl): Fix printing of alias declaration.
175 * decl.c (make_typename_type): Call cxx_incomplete_type_error.
176 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
177 * semantics.c (perform_koenig_lookup): Don't wrap an error in
180 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
183 * parser.c (cp_parser_postfix_pexpression): Call warn_for_restrict.
185 2016-11-12 Jason Merrill <jason@redhat.com>
188 * typeck.c (convert_arguments): Handle default arg followed by none.
190 * constexpr.c (potential_constant_expression_1): REALPART_EXPR and
191 IMAGPART_EXPR can be lvalues.
195 * pt.c (check_specialization_namespace): Allow any enclosing
197 (check_unqualified_spec_or_inst): New.
198 (check_explicit_specialization): Call it.
199 * parser.c (cp_parser_elaborated_type_specifier)
200 (cp_parser_class_head): Call it.
202 2016-11-10 Jason Merrill <jason@redhat.com>
205 * pt.c (tsubst_friend_function): Don't set DECL_INITIAL.
206 (instantiate_decl): It's OK to defer a constexpr function.
207 * cp-tree.h (DECL_FRIEND_PSEUDO_TEMPLATE_INSTANTIATION): Check
209 * decl2.c (decl_defined_p): Use it. No longer static.
210 * decl.c (redeclaration_error_message): Use decl_defined_p.
211 * constexpr.c (cxx_eval_call_expression): Set input_location around
212 call to instantiate_decl.
214 2016-11-10 Jakub Jelinek <jakub@redhat.com>
216 * mangle.c (mangle_decl): Only emit -Wc++1z-compat warnings for
217 public or external symbols.
219 2016-11-09 Jakub Jelinek <jakub@redhat.com>
222 * mangle.c (start_mangling): Reset G.need_cxx1z_warning.
224 2016-11-09 Jason Merrill <jason@redhat.com>
226 * parser.c (cp_parser_simple_type_specifier): Allow placeholder
227 for template template parameter.
228 (cp_parser_type_id_1): Improve diagnostic.
229 * decl.c (grokdeclarator): Handle class deduction diagnostics here.
230 * pt.c (splice_late_return_type): Not here.
231 (tsubst) [TEMPLATE_TYPE_PARM]: Substitute into placeholder template.
232 (do_class_deduction): Handle non-class templates.
234 Implement P0127R2, Declaring non-type parameters with auto.
235 * cp-tree.h (enum auto_deduction_context): Add adc_unify.
236 * decl.c (grokdeclarator): Allow 'auto' in C++17 template non-type
238 * pt.c (do_auto_deduction): Add outer_targs parameter.
239 (convert_template_argument): Call do_auto_deduction. If adc_unify,
240 don't give up on dependent init.
241 (unify): Likewise. In C++17, walk into the type of a
243 (for_each_template_parm): Add any_fn parameter.
244 (struct pair_fn_data): Likewise.
245 (for_each_template_parm_r): Call it for any tree. In C++17, walk
246 into the type of a TEMPLATE_PARM_INDEX.
247 (zero_r, array_deduction_r, try_array_deduction): New.
248 (type_unification_real): Call try_array_deduction.
249 (get_partial_spec_bindings): Likewise.
251 2016-11-07 Jason Merrill <jason@redhat.com>
253 Implement P0012R1, Make exception specifications part of the type
255 * cp-tree.h (enum tsubst_flags): Add tf_fndecl_type.
256 (flag_noexcept_type, ce_type): New.
257 * call.c (build_conv): Add ck_fnptr.
258 (enum conversion_kind): Change ck_tsafe to ck_fnptr.
259 (convert_like_real): Likewise.
260 (standard_conversion): Likewise. Allow function pointer
261 conversions for pointers to member functions.
262 (reference_compatible_p): Allow function pointer conversions.
263 (direct_reference_binding): Likewise.
264 (reference_binding): Reference-compatible is no longer a subset of
266 (is_subseq): Also strip ck_lvalue after next_conversion.
267 * class.c (instantiate_type): Check fnptr_conv_p.
268 (resolve_address_of_overloaded_function): Likewise.
269 * cvt.c (can_convert_tx_safety): Now static.
270 (noexcept_conv_p, fnptr_conv_p, strip_fnptr_conv): New.
271 * decl.c (flag_noexcept_type): Define.
272 (cxx_init_decl_processing): Set it.
273 (bad_specifiers): Check it.
274 (grokdeclarator) [cdk_function]: Add exception-spec to type here.
275 * lambda.c (maybe_add_lambda_conv_op): Add exception-spec to
277 * mangle.c (struct globals): Add need_cxx1z_warning.
278 (mangle_decl): Check it.
279 (write_exception_spec): New.
280 (write_function_type): Call it.
281 (canonicalize_for_substitution): Handle exception spec.
282 (write_type): Likewise.
283 (write_encoding): Set processing_template_decl across mangling of
284 partially-instantiated type.
285 * pt.c (determine_specialization): Pass tf_fndecl_type.
286 (tsubst_decl, fn_type_unification): Likewise.
287 (tsubst): Strip tf_fndecl_type, pass it to
288 tsubst_exception_specification.
289 (convert_nontype_argument_function): Handle function pointer
291 (convert_nontype_argument): Likewise.
292 (unify, for_each_template_parm_r): Walk into noexcept-specifier.
293 * rtti.c (ptr_initializer): Encode noexcept.
294 * tree.c (canonical_eh_spec): New.
295 (build_exception_variant): Use it.
296 * typeck.c (composite_pointer_type): Handle fnptr conversion.
297 (comp_except_specs): Compare canonical EH specs.
298 (structural_comptypes): Call it.
300 * call.c (standard_conversion): Reorganize pointer conversions.
301 * pt.c (convert_nontype_argument_function): Convert to ref here.
302 (convert_nontype_argument): Not here.
303 (convert_template_argument): Add original type to error message.
304 (RECUR_AND_CHECK_FAILURE): Remove trailing semicolon.
305 (unify): Compare function-qualifiers.
306 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Use
307 cp_build_qualified_type rather than TYPE_MAIN_VARIANT.
309 * pt.c (push_tinst_level_loc): Add template instantiations to the
310 announce_function stream.
312 2016-11-04 Paolo Carlini <paolo.carlini@oracle.com>
315 * pt.c (tsubst_expr, case IF_STMT): Use fold_non_dependent_expr
316 to suppress unwanted warnings.
318 2016-11-03 Jason Merrill <jason@redhat.com>
321 * call.c (convert_default_arg): Look through inheriting ctors.
323 2016-11-03 Jakub Jelinek <jakub@redhat.com>
324 Alexandre Oliva <aoliva@redhat.com>
325 Jason Merrill <jason@redhat.com>
329 * tree.c (cp_check_qualified_type): Use check_base_type and
330 TYPE_QUALS comparison instead of check_qualified_type.
331 (cxx_type_hash_eq): Return false if type_memfn_rqual don't match.
332 * cp-objcp-common.c (cp_get_debug_type): New function.
333 (cp_decl_dwarf_attribute): Don't handle types here.
334 (cp_type_dwarf_attribute): New function.
335 * cp-objcp-common.h (cp_get_debug_type, cp_type_dwarf_attribute):
337 (LANG_HOOKS_GET_DEBUG_TYPE, LANG_HOOKS_TYPE_DWARF_ATTRIBUTE):
340 2016-11-03 Jason Merrill <jason@redhat.com>
342 * tree.c (cp_check_qualified_type): Call check_base_type instead
343 of check_qualified_type.
344 (cxx_type_hash_eq): Check ref-qualifiers.
345 * typeck.c (apply_memfn_quals): No need to mess with TYPE_CANONICAL.
347 2016-11-01 Jason Merrill <jason@redhat.com>
349 Implement P0136R1, Rewording inheriting constructors.
350 * call.c (enum rejection_reason_code): Add rr_inherited_ctor.
351 (inherited_ctor_rejection): New.
352 (add_function_candidate): Reject inherited ctors for copying.
353 (enforce_access): Use strip_inheriting_ctors.
354 (print_z_candidate): Likewise. Handle rr_inherited_ctor.
355 (convert_like_real): Avoid copying inheriting ctor parameters.
356 (build_over_call): Likewise. A base ctor inheriting from vbase
357 has no parms. Sorry about varargs.
358 (joust): A local constructor beats inherited with the same convs.
359 * class.c (add_method): Handle hiding inheriting ctors.
360 (one_inherited_ctor): Handle new semantics.
361 (add_implicitly_declared_members): Pass using_decl down.
362 (build_clone): A base ctor inheriting from vbase has no parms.
363 * cp-tree.h (DECL_INHERITED_CTOR): Store this instead of the base.
364 (SET_DECL_INHERITED_CTOR): Likewise.
365 (DECL_INHERITED_CTOR_BASE): Adjust.
366 * constexpr.c: Adjust.
367 * error.c (dump_function_decl): Decorate inheriting ctors.
368 * init.c (emit_mem_initializers): Suppress access control in
370 * mangle.c (write_special_name_constructor): Handle new inheriting
372 * method.c (strip_inheriting_ctors, inherited_ctor_binfo)
373 (ctor_omit_inherited_parms, binfo_inherited_from): New.
374 (synthesized_method_walk): Use binfo_inherited_from. Suppress
375 access control in inheriting ctor.
376 (deduce_inheriting_ctor): Deleted if ambiguous ctor inheritance.
377 (maybe_explain_implicit_delete): Explain ambigous ctor inheritance.
378 (add_one_base_init, do_build_copy_constructor): Adjust.
379 (locate_fn_flags, explain_implicit_non_constexpr): Adjust.
380 (implicitly_declare_fn): Adjust.
381 (get_inherited_ctor): Remove.
382 * name-lookup.c (do_class_using_decl): Check for indirect ctor
384 * optimize.c (cdtor_comdat_group): Adjust for new mangling.
385 (maybe_clone_body): Handle omitted parms in base clone.
386 (maybe_thunk_body): Don't thunk if base clone omits parms.
387 * pt.c (tsubst_decl): Adjust.
388 (instantiate_template_1): Suppress access control in inheriting
390 (fn_type_unification): Do deduction with inherited ctor.
391 * tree.c (special_function_p): Adjust.
393 2016-11-01 Jakub Jelinek <jakub@redhat.com>
395 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle DW_AT_inline.
397 2016-11-01 Jason Merrill <jason@redhat.com>
399 * class.c (declared_access): Split out from handle_using_decl.
401 2016-10-31 Jakub Jelinek <jakub@redhat.com>
404 * parser.c (cp_parser_postfix_expression): Replace return statement in
405 the first switch with setting postfix_expression to the return
406 expression and break;.
409 * pt.c (tsubst_expr) <case CASE_LABEL_EXPR> Copy over
410 FALLTHROUGH_LABEL_P flag to the new LABEL_DECL.
411 (tsubst_expr) <case LABEL_EXPR>: Likewise.
413 2016-09-11 Le-Chun Wu <lcwu@google.com>
414 Mark Wielaard <mjw@redhat.com>
416 * name-lookup.c (pushdecl_maybe_friend): When emitting a
417 shadowing warning, use the code corresponding to the
418 given -Wshadow= variant.
420 2016-10-26 Jason Merrill <jason@redhat.com>
422 * class.c (add_method): Allow using-declarations to coexist.
424 2016-10-25 Jason Merrill <jason@redhat.com>
426 * constexpr.c (maybe_constant_init): Pull out TARGET_EXPR_INITIAL.
427 (cxx_eval_outermost_constant_expr): Don't return a CONSTRUCTOR
428 with CONSTRUCTOR_NO_IMPLICIT_ZERO.
429 (cxx_eval_call_expression): Clear CONSTRUCTOR_NO_IMPLICIT_ZERO.
431 2016-10-25 Jakub Jelinek <jakub@redhat.com>
433 * parser.c (cp_parser_postfix_expression): Adding missing break;.
435 * cp-tree.h (finish_builtin_launder): Declare.
436 * parser.c (cp_parser_postfix_expression): Handle RID_BUILTIN_LAUNDER.
437 * semantics.c (finish_builtin_launder): New function.
438 * pt.c (tsubst_copy_and_build): Handle instantiation of IFN_LAUNDER.
439 * constexpr.c (cxx_eval_internal_function): Handle IFN_LAUNDER.
440 (potential_constant_expression_1): Likewise.
442 2016-10-24 Jakub Jelinek <jakub@redhat.com>
444 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle DW_AT_reference
445 and DW_AT_rvalue_reference.
447 * cxx-pretty-print.c (pp_cxx_check_constraint): Use VAR_P (x)
448 instead of TREE_CODE (x) == VAR_DECL.
449 * constraint.cc (get_concept_definition): Likewise.
450 (finish_shorthand_constraint): Likewise.
451 * init.c (warn_placement_new_too_small): Likewise.
452 * cp-gimplify.c (cp_genericize_r): Likewise.
454 2016-10-21 Jason Merrill <jason@redhat.com>
457 * pt.c (convert_template_argument): Call convert_nontype_argument
458 on value-dependent but not type-dependent arguments.
459 (convert_nontype_argument): Handle value-dependent arguments.
460 (canonicalize_expr_argument): New.
461 (deducible_expression, unify): Skip CONVERT_EXPR.
462 * error.c (dump_template_argument): Likewise.
463 * mangle.c (write_expression): Likewise.
465 * ptree.c (cxx_print_xnode) [TEMPLATE_PARM_INDEX]: Dump the decl.
467 2016-10-21 Jakub Jelinek <jakub@redhat.com>
469 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle
472 2016-10-17 Jakub Jelinek <jakub@redhat.com>
474 * cp-objcp-common.h (cp_function_decl_explicit_p,
475 cp_function_decl_deleted_p, cp_function_decl_defaulted): Remove.
476 (cp_decl_dwarf_attribute): Declare.
477 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
478 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
479 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
480 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Redefine.
481 * cp-objcp-common.c (cp_function_decl_explicit_p,
482 cp_function_decl_deleted_p, cp_function_decl_defaulted): Remove.
483 (cp_decl_dwarf_attribute): New function.
485 2016-10-15 Jason Merrill <jason@redhat.com>
488 * constexpr.c (maybe_simplify_trivial_copy): New.
489 (cxx_eval_store_expression): Call it.
490 * call.c (build_over_call): Use unsigned char for trivial copy.
492 2016-10-14 Jason Merrill <jason@redhat.com>
494 Implement P0017R1, C++17 aggregates with bases.
495 * class.c (build_base_field_1): Split out from...
496 (build_base_field): ...here. In C++17 mode, build a field for
498 * decl.c (xref_basetypes): In C++17 aggregates can have bases.
499 (next_initializable_field): Allow base fields in C++17.
500 * typeck2.c (process_init_constructor_record): Likewise.
502 2016-10-14 Jakub Jelinek <jakub@redhat.com>
504 DR 1511 - const volatile variables and ODR
505 * decl.c (grokvardecl): Change flags argument to type_quals,
506 add conceptp argument. Set TREE_PUBLIC for non-static volatile vars.
507 (grokdeclarator): Adjust grokvardecl caller.
509 2016-10-13 Martin Sebor <msebor@redhat.com>
512 * class.c (struct flexmems_t): Add members.
513 (find_flexarrays): Add arguments. Correct handling of anonymous
515 (diagnose_flexarrays): Adjust to issue warnings in addition to errors.
516 (check_flexarrays): Add argument.
517 (diagnose_invalid_flexarray): New functions.
519 2016-10-13 Jakub Jelinek <jakub@redhat.com>
520 Jason Merrill <jason@redhat.com>
522 Implement P0386R2 - C++17 inline variables
523 * cp-tree.h (struct lang_type): Shrink language field to 1 bit
524 from 4. Add var_declared_inline_p field. Mention 2 spare bits.
525 (DECL_VAR_DECLARED_INLINE_P): Define.
526 (SET_DECL_VAR_DECLARED_INLINE_P): Define.
527 (DECL_INLINE_VAR_P): Define.
528 (diagnose_inline_vars_for_namespace): Declare.
529 * decl.c (diagnose_inline_vars_for_namespace): New function.
530 (duplicate_decls): For static data members copy
531 DECL_DECLARED_CONSTEXPR_P.
532 (redeclaration_error_message): Handle C++17 redundant redeclaration
533 of constexpr static data member outside of class.
534 (maybe_commonize_var): Handle inline variables.
535 (check_initializer): Ignore inline variables for diagnostics.
536 Adjust diagnostic wording for C++17.
537 (make_rtl_for_nonlocal_decl): Allow in-class definition of
538 inline static data members.
539 (bad_specifiers): Don't diagnose inline on variables here.
540 (grokvardecl): Add inlinep argument, non-static const inline variables
542 (check_static_variable_definition): Return early also for inline
544 (mark_inline_variable): New.
545 (grokdeclarator): Handle inline variables and inline static data
547 * typeck2.c (store_init_value): Don't diagnose non-constant
548 initializers for non-constexpr inline static data members.
549 * decl2.c (vague_linkage_p): Return true for inline variables.
550 (c_parse_final_cleanups): In-class declaration of inline static
551 data members is a definition. Call diagnose_inline_vars_for_namespace
552 through walk_namespaces.
553 * pt.c (instantiate_decl): Set pattern_defined for in-class definitions
554 of inline static data members.
556 2016-10-13 Jason Merrill <jason@redhat.com>
558 * decl.c (mark_inline_variable): New.
561 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
563 * decl2.c: Include memmodel.h.
566 2016-10-11 Jason Merrill <jason@redhat.com>
569 * init.c (build_new_1): Don't -Waligned-new about placement new.
570 (malloc_alignment): New. Consider MALLOC_ABI_ALIGNMENT.
571 * decl.c (cxx_init_decl_processing): New.
573 2016-10-10 Jason Merrill <jason@redhat.com>
577 * pt.c (do_class_deduction): Set cp_unevaluated_operand.
578 (tsubst) [TEMPLATE_TYPE_PARM]: Copy CLASS_PLACEHOLDER_TEMPLATE.
580 2016-10-08 Jason Merrill <jason@redhat.com>
582 * cp-gimplify.c (cp_fold): Add variable name.
584 * cp-gimplify.c (cp_fold): Distribute cp_truthvalue_conversion
587 2016-10-07 Jason Merrill <jason@redhat.com>
589 Further P0135 refinement.
590 * call.c (build_user_type_conversion_1): Consider conversions from
591 a single element in an initializer-list.
592 (build_temp): Undo early_elide_copy change.
593 (build_over_call): Check that we don't try to copy a TARGET_EXPR
594 in C++17 mode. Set user_conv_p here.
595 (convert_like_real): Not here.
596 (check_self_delegation): Split out from...
597 (build_special_member_call): ...here. Handle C++17 copy elision.
598 * cvt.c (early_elide_copy): Remove.
599 (ocp_convert): Undo early_elide_copy change.
600 * except.c (build_throw): Likewise.
601 * init.c (expand_default_init): Likewise.
602 * typeck.c (cp_build_modify_expr): Likewise.
604 2016-10-07 Nathan Sidwell <nathan@acm.org>
608 * init.c (emit_mem_initializers): Don't construct vbases of
610 (push_base_cleanups): Don't push vbase cleanups for abstract class
612 * method.c (synthethesized_method_walk): Don't walk vbases of
613 abstract classes when in C++14 mode.
615 2016-10-07 Jakub Jelinek <jakub@redhat.com>
617 Implement LWG2296 helper intrinsic
618 * parser.c (cp_parser_postfix_expression): Handle RID_ADDRESSOF.
619 * cp-objcp-common.c (cp_common_init_ts): Handle ADDRESSOF_EXPR.
620 * constexpr.c (potential_constant_expression_1): Likewise.
621 * error.c (dump_expr): Likewise.
622 * typeck.c (cp_build_addressof): New function.
623 * cp-tree.h (cp_build_addressof): Declare.
624 * cxx-pretty-print.h (pp_cxx_addressof_expression): Declare.
625 * cp-tree.def (ADDRESSOF_EXPR): New tree code.
626 * cxx-pretty-print.c (cxx_pretty_printer::primary_expression): Handle
627 ADDRESSOF_EXPR. Add __builtin_addressof and
628 __has_unique_object_representations into syntax in function comment.
629 (pp_cxx_addressof_expression): New function.
630 * pt.c (tsubst_copy_and_build): Handle ADDRESSOF_EXPR.
632 2016-10-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
635 * parser.c (cp_parser_base_specifier): Fix a warning.
637 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
640 * decl.c (grokdeclarator): Try to find the correct location for an
643 2016-10-07 Martin Liska <mliska@suse.cz>
645 * lambda.c (maybe_add_lambda_conv_op): Set default value.
647 2016-10-06 Jason Merrill <jason@redhat.com>
649 * call.c (build_temp, convert_like_real): Don't re-copy
650 TARGET_EXPR. Handle packed fields.
651 (build_x_va_arg): Wrap it in a TARGET_EXPR.
652 (build_over_call): Add sanity check.
653 * cvt.c (early_elide_copy): New.
654 (ocp_convert): Use it.
655 * except.c (build_throw): Use it.
656 * init.c (get_nsdmi): Put back the TARGET_EXPR.
657 (expand_default_init): Call early_elide_copy.
658 * typeck.c (cp_build_modify_expr): Call early_elide_copy.
660 2016-10-06 Jakub Jelinek <jakub@redhat.com>
662 Implement P0258R2 - helper for C++17
663 std::has_unique_object_representations trait
664 * cp-tree.h (enum cp_trait_kind): Add
665 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
666 (struct lang_type_class): Add unique_obj_representations
667 and unique_obj_representations_set bitfields.
668 (CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS,
669 CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS_SET): Define.
670 (type_has_unique_obj_representations): Declare.
671 * parser.c (cp_parser_primary_expression): Handle
672 RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
673 (cp_parser_trait_expr): Likewise. Formatting fix.
674 * semantics.c (trait_expr_value, finish_trait_expr): Handle
675 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
676 * tree.c (type_has_unique_obj_representations): New function.
677 (record_has_unique_obj_representations): New function.
678 * cxx-pretty-print.c (pp_cxx_trait_expression): Handle
679 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
681 2016-10-05 Jason Merrill <jason@redhat.com>
683 Implement P0135R1, Guaranteed copy elision.
684 * cvt.c (ocp_convert): Don't re-copy a TARGET_EXPR in C++17.
687 * call.c (reference_binding): Fix binding to member of temporary.
689 * call.c (extend_ref_init_temps): Fix TARGET_EXPR handling.
691 * parser.c (cp_parser_skip_to_end_of_statement): Add missing break.
693 * semantics.c (finish_compound_literal): Handle class placeholder.
695 2016-10-05 Marek Polacek <polacek@redhat.com>
697 Implement P0305R1, Selection statements with initializer.
698 * cp-array-notation.c (create_an_loop): Call finish_init_stmt
699 instead of finish_for_init_stmt.
700 * cp-tree.h (finish_for_init_stmt): Rename to finish_init_stmt.
701 * decl.c (poplevel): Adjust a comment.
702 * init.c (build_vec_init): Call finish_init_stmt instead of
703 finish_for_init_stmt.
704 * name-lookup.c (pushdecl_maybe_friend_1): Adjust a comment.
705 * name-lookup.h (enum scope_kind): Likewise.
706 * parser.c (cp_parser_statement): Update commentary.
707 (cp_parser_init_statement_p): New function.
708 (cp_parser_selection_statement): Parse the optional init-statement.
709 (cp_parser_for): Call finish_init_stmt instead of finish_for_init_stmt.
710 (cp_parser_c_for): Likewise.
711 (cp_convert_range_for): Call finish_init_stmt instead of finish_for_init_stmt.
712 (cp_parser_range_for_member_function): Update commentary.
713 (cp_parser_iteration_statement):
714 (cp_parser_for_init_statement): Rename to cp_parser_init_statement.
715 * pt.c (tsubst_omp_for_iterator): Update commentary.
716 (tsubst_expr): Call finish_init_stmt instead of finish_for_init_stmt.
717 * semantics.c (finish_for_init_stmt): Rename to finish_init_stmt.
720 2016-10-04 Jason Merrill <jason@redhat.com>
723 * pt.c (do_class_deduction): Handle list-initialization.
724 (do_auto_deduction): Call it sooner.
725 (build_deduction_guide): Use tsubst_arg_types.
726 (rewrite_template_parm): Don't copy_type.
729 * constexpr.c (cxx_eval_component_reference): Use name matching
732 Implement P0091R2, Template argument deduction for class templates.
733 * parser.c (cp_parser_simple_type_specifier): Parse class placeholder.
734 Use the location of the beginning of the type-specifier.
735 (cp_parser_init_declarator): Parse deduction guide.
736 (cp_parser_diagnose_invalid_type_name): Mention class deduction.
737 (cp_parser_type_id_1): Don't accept class placeholder as template arg.
738 * cp-tree.h (CLASS_PLACEHOLDER_TEMPLATE): New.
739 * decl.c (grokdeclarator): Check for uninitialized auto here.
740 (start_decl_1): Not here.
741 (cp_finish_decl): Or here. Don't collapse a list when doing
743 (grokfndecl): Check deduction guide scope and body.
744 * error.c (dump_decl, dump_function_decl, dump_function_name):
745 Handle deduction guides.
746 * pt.c (make_template_placeholder, do_class_deduction): New.
747 (build_deduction_guide, rewrite_template_parm): New.
748 (dguide_name, dguide_name_p, deduction_guide_p): New.
749 (do_auto_deduction): Call do_class_deduction.
750 (splice_late_return_type, is_auto): Handle class placeholders.
751 (template_parms_level_to_args): Split from template_parms_to_args.
752 (tsubst_template_parms_level): Split from tsubst_template_parms.
753 * typeck2.c (build_functional_cast): Handle class placeholder.
755 2016-10-04 Martin Sebor <msebor@redhat.com>
758 * init.c (warn_placement_new_too_small): Avoid assuming an array type
761 2016-10-04 Jakub Jelinek <jakub@redhat.com>
764 * parser.c (cp_parser_lambda_declarator_opt): Only pedwarn
765 for C++11 on decls in the param_list. Test cxx_dialect < cxx14 before
768 * cp-tree.h (enum cp_tree_index): Remove CPTI_JAVA_*,
769 CPTI_LANG_NAME_JAVA and CPTI_JCLASS.
770 (java_byte_type_node, java_short_type_node, java_int_type_node,
771 java_long_type_node, java_float_type_node, java_double_type_node,
772 java_char_type_node, java_boolean_type_node, lang_name_java,
773 jclass_node): Remove.
774 (enum languages): Remove lang_java.
775 (TYPE_FOR_JAVA): Remove.
776 (struct lang_type_class): Remove java_interface bit-field.
777 (TYPE_JAVA_INTERFACE): Remove.
778 (pragma_java_exceptions): Remove.
779 (check_java_method, build_java_class_ref): Remove prototypes.
780 * name-lookup.c (pushtag_1): Don't set TYPE_FOR_JAVA.
781 * decl2.c (acceptable_java_type, check_java_method): Remove.
782 (import_export_decl): Remove TYPE_FOR_JAVA handling.
783 (build_java_method_aliases): Remove.
784 (c_parse_final_cleanups): Don't call build_java_method_aliases.
785 (possibly_inlined_p): Don't test pragma_java_exceptions.
786 * init.c (build_new_1): Remove TYPE_FOR_JAVA handling.
787 (build_java_class_ref): Remove.
788 * pt.c (maybe_new_partial_specialization, lookup_template_class_1,
789 instantiate_class_template_1): Don't copy TYPE_FOR_JAVA.
790 * except.c (eh_type_info): Remove java type handling.
791 (decl_is_java_type, choose_personality_routine): Remove.
792 (initialize_handler_parm): Don't call choose_personality_routine.
793 (expand_start_catch_block): Don't handle java types.
794 (build_throw): Likewise.
795 * cp-lang.c (cp_eh_personality): Don't handle pragma_java_exceptions.
796 * typeck.c (structural_comptypes): Don't compare TYPE_FOR_JAVA.
797 * call.c (build_over_call): Don't handle TYPE_JAVA_INTERFACE.
798 (java_iface_lookup_fn): Remove.
799 (build_java_interface_fn_ref): Remove.
800 * tree.c (cxx_attribute_table): Remove java_interface.
801 (handle_java_interface_attribute): Remove.
802 * lex.c (pragma_java_exceptions): Remove.
803 (init_cp_pragma): Don't register GCC java_exceptions pragma.
804 (handle_pragma_java_exceptions): Remove.
805 (retrofit_lang_decl): Don't handle lang_name_java.
806 * method.c (implicitly_declare_fn): Don't handle TYPE_FOR_JAVA.
807 * error.c (language_to_string): Don't handle lang_java.
808 * decl.c (record_builtin_java_type): Remove.
809 (initialize_predefined_identifiers): Remove Java.
810 (cxx_init_decl_processing): Remove java_*_type_node.
811 (cp_finish_decl): Don't handle TYPE_FOR_JAVA.
812 (grokfndecl): Likewise.
813 (check_special_function_return_type): Likewise.
814 (grokdeclarator): Don't set TYPE_FOR_JAVA.
815 (grokparms): Don't handle TYPE_FOR_JAVA.
816 (xref_basetypes): Likewise.
817 (check_function_type): Likewise.
818 (finish_constructor_body): Likewise.
819 * mangle.c (write_builtin_type): Don't handle TYPE_FOR_JAVA
820 and java_*_type_node.
821 (write_bare_function_type): Don't handle TYPE_FOR_JAVA.
822 (write_java_integer_type_codes): Remove.
823 * class.c (add_method): Don't handle TYPE_FOR_JAVA.
824 (add_implicitly_declared_members, determine_key_method,
825 finish_struct_1): Likewise.
826 (push_lang_context): Don't handle lang_name_java.
828 2016-10-03 Marek Polacek <polacek@redhat.com>
831 * typeck.c (cp_build_binary_op): Pass original operands to
832 null_ptr_cst_p, not those after the default conversions.
834 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
836 * parser.c (cp_parser_condition): Fix a warning.
838 2016-09-29 Jakub Jelinek <jakub@redhat.com>
840 Implement P0001R1 - C++17 removal of register storage class specifier
841 * decl.c (cp_finish_decl): Diagnose register storage class
842 on vars except when used in GNU global or local register variable
844 (grokdeclarator): Diagnose register storage class on parameters.
845 * except.c (expand_start_catch_block): Set DECL_REGISTER only
846 after cp_finish_decl call.
848 2016-09-29 Marek Polacek <polacek@redhat.com>
850 * rtti.c (involves_incomplete_p): Add fall through comment.
852 2016-09-28 Jakub Jelinek <jakub@redhat.com>
855 * constexpr.c (enum constexpr_switch_state): New.
856 (struct constexpr_ctx): Add css_state field.
857 (label_matches): Add CTX and STMT arguments, remove I and
858 DEFAULT_LABEL. For CASE_LABEL_EXPR assert ctx->css_state != NULL,
859 handle default labels according to css_state.
860 (cxx_eval_statement_list): Remove statement skipping, label_matches
861 and default_label handling code.
862 (cxx_eval_loop_expr): Exit after first iteration even if
863 switches (jump_target).
864 (cxx_eval_switch_expr): Set up css_state field in ctx, if default
865 label has been seen in the body, but no cases matched, evaluate
866 the body second time.
867 (cxx_eval_constant_expression): Handle stmt skipping and label_matches
868 here. Handle PREDICT_EXPR. For MODIFY_EXPR or INIT_EXPR, assert
869 statement is not skipped. For COND_EXPR during skipping, don't
870 evaluate condition, just the then block and if still skipping at the
871 end also the else block.
872 (cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer.
873 (is_sub_constant_expr): Likewise.
875 2016-09-27 Jakub Jelinek <jakub@redhat.com>
877 Implement P0018R3, C++17 lambda capture of *this by value as [=,*this]
878 * parser.c (cp_parser_lambda_introducer): Formatting fix. Pass
879 true instead of false as by_reference_p to add_capture for 'this'.
880 Parse '*this' simple-capture.
881 * lambda.c (build_capture_proxy): Handle '*this' capture by value.
882 (add_capture): Adjust function comment. For id == this_identifier,
883 treat by_reference_p as capturing '*this' by reference, i.e. 'this'
884 by value, and !by_reference_p as capturing '*this' by value.
885 (add_default_capture): For implicit 'this' capture, always pass
886 by_reference_p true rather than false.
889 * cp-gimplify.c (cp_ubsan_maybe_instrument_return): Instrument also
890 functions that have just a STATEMENT_LIST instead of BIND_EXPR, or
891 BIND_EXPR with some statement rather than STATEMENT_LIST as body.
893 2016-09-26 Nathan Sidwell <nathan@acm.org>
895 * init.c (expand_default_init): Fix } indentation.
896 * method.c (process_subob_fn): Simplify control structure to
898 (implicitly_declare_fn): Remove duplicated lambda ctor check.
900 2016-09-26 Marek Polacek <polacek@redhat.com>
903 * parser.c (cp_parser_storage_class_specifier_opt): Add
905 (cp_parser_skip_to_end_of_template_parameter_list): Likewise.
906 (cp_parser_cache_defarg): Likewise.
907 (cp_parser_omp_for_cond): Likewise.
908 * semantics.c (finish_decltype_type): Likewise.
909 * typeck.c (structural_comptypes): Likewise.
910 (cp_build_binary_op): Likewise.
911 (cp_build_modify_expr): Likewise.
913 2016-09-26 Marek Polacek <polacek@redhat.com>
916 * constexpr.c (cxx_eval_internal_function): Handle IFN_FALLTHROUGH.
917 (potential_constant_expression_1): Likewise.
918 * constraint.cc (function_concept_check_p): Check fn for null.
919 * parser.c (cp_parser_expression_statement): Handle attribute
921 (cp_parser_statement): Likewise.
922 (cp_parser_label_for_labeled_statement): Set FALLTHROUGH_LABEL_P on
924 (cp_parser_std_attribute): Handle fallthrough attribute.
925 (cp_parser_check_std_attribute): Add %< %> quotes.
926 * pt.c (tsubst_copy_and_build): Handle internal functions.
927 (instantiation_dependent_scope_ref_p): Return if the expression is
930 2016-09-24 Marek Polacek <polacek@redhat.com>
933 * typeck.c (cp_build_unary_op): Warn about bit not on expressions that
936 2016-09-23 Jakub Jelinek <jakub@redhat.com>
938 Implement P0138R2, C++17 construction rules for enum class values
939 * cp-tree.h (is_direct_enum_init): Declare.
940 * decl.c (is_direct_enum_init): New function.
941 (reshape_init): Use it.
942 * typeck.c (convert_for_assignment): Likewise.
944 * Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to
947 * constexpr.c (call_stack): Remove unnecessary
948 = vNULL initialization of file scope vec.
950 * name-lookup.c (store_bindings, store_class_bindings): Don't
951 initialize static local bindings_need_stored to vNULL.
953 * typeck2.c (process_init_constructor_record): Use
954 CONSTRUCTOR_NELTS (...) instead of
955 vec_safe_length (CONSTRUCTOR_ELTS (...)).
956 * decl.c (reshape_init_r): Likewise.
957 (check_initializer): Likewise.
959 2016-09-22 Paolo Carlini <paolo.carlini@oracle.com>
962 * class.c (build_base_path): Allow for lookup_base returning
965 2016-09-21 Jason Merrill <jason@redhat.com>
968 * call.c (null_ptr_cst_p): Check char_type_p.
970 2016-09-21 Jakub Jelinek <jakub@redhat.com>
973 * init.c (build_new_1): Don't suggest to use -faligned-new if
974 aligned_new_threshold is non-zero.
975 (type_has_new_extended_alignment): Change aligned_new_threshhold
976 to aligned_new_threshold.
977 * call.c (second_parm_is_size_t, aligned_allocation_fn_p,
978 aligned_deallocation_fn_p, build_op_delete_call): Likewise.
979 * decl.c (cxx_init_decl_processing): Likewise.
981 2016-09-20 Jakub Jelinek <jakub@redhat.com>
984 * constexpr.c (cxx_fold_indirect_ref): Don't call byte_position on
985 FIELD_DECLs with error_mark_node type. Remove useless break; after
989 * parser.c (cp_parser_template_declaration_after_parameter): For 2
990 argument operator"" template set ok to false for
991 parm == error_mark_node.
994 * parser.c (cp_parser_std_attribute_list): Reject ... without
997 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1000 * cvt.c (cp_convert_and_check): Suppress Wint-in-bool-context here.
1002 2016-09-16 Patrick Palka <ppalka@gcc.gnu.org>
1005 * parser.c (cp_parser_class_head): When
1006 processing_template_parmlist, don't assume that the
1007 class-head may start an explicit specialization.
1009 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1012 * error.c (dump_simple_decl): Only check DECL_DECLARED_CONCEPT_P
1013 if DECL_LANG_SPECIFIC is non-NULL. Fix up formatting.
1016 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
1017 call is_really_empty_class on complete types.
1020 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
1021 TYPE_HAS_MUTABLE_P for any bases.
1023 2016-09-16 Jason Merrill <jason@redhat.com>
1025 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
1027 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
1028 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
1030 2016-09-14 Jakub Jelinek <jakub@redhat.com>
1033 * name-lookup.c (consider_binding_level): Look through TREE_LIST
1036 2016-09-14 Marek Polacek <polacek@redhat.com>
1038 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
1039 expressions. Tweak an error message.
1041 2016-09-14 Marek Polacek <polacek@redhat.com>
1043 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
1045 * decl2.c (one_static_initialization_or_destruction): Use true instead
1047 * init.c (build_vec_init): Use false instead of 0.
1048 * pt.c (tsubst_copy_and_build): Likewise.
1049 * semantics.c (simplify_loop_decl_cond): Likewise.
1050 * typeck.c (rationalize_conditional_expr): Likewise.
1051 (cp_build_binary_op): Use true instead of 1.
1052 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
1054 (build_unary_op): Change nonconvert parameter type to bool.
1055 (unary_complex_lvalue): Use false instead of 0.
1057 2016-09-13 Jakub Jelinek <jakub@redhat.com>
1059 Implement P0028R4, C++17 using attribute namespaces without repetition
1060 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
1061 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
1062 ATTR_NS with non-scoped attribute tokens. Allow named ops in
1063 identifier after ::.
1064 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
1065 to cp_parser_std_attribute calls.
1066 (cp_parser_std_attribute_spec): Parse optional C++17
1067 attribute-using-prefix, adjust grammar in function comment.
1070 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
1071 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
1072 (cxx_eval_pointer_plus_expression): Remove.
1073 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
1074 call cxx_eval_pointer_plus_expression.
1076 2016-09-13 David Malcolm <dmalcolm@redhat.com>
1078 * parser.c (cp_parser_class_specifier_1): Update for renaming of
1079 add_fixit_insert to add_fixit_insert_before.
1080 (cp_parser_class_head): Likewise.
1082 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
1085 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
1086 * class.c (instantiate_type): Look through the SAVE_EXPR.
1088 2016-09-09 Jason Merrill <jason@redhat.com>
1090 Implement P0035R4, C++17 new of over-aligned types.
1091 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
1092 (align_type_node): New macro.
1093 * call.c (build_operator_new_call): Handle C++17 aligned new.
1094 (second_parm_is_size_t, build_op_delete_call): Likewise.
1095 (non_placement_deallocation_fn_p): Likewise. Rename to
1096 usual_deallocation_fn_p.
1097 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
1098 * decl.c (cxx_init_decl_processing): Add aligned new support.
1099 * init.c (type_has_new_extended_alignment): New.
1100 (build_new_1): Handle aligned new.
1101 * tree.c (vec_copy_and_insert): New.
1103 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1106 * decl2.c (do_static_initialization_or_destruction): Only
1107 call asan_dynamic_init_call if INITP is true.
1109 2016-09-01 Martin Sebor <msebor@redhat.com>
1111 * mangle.c: Increase buffer size to guarantee it fits the output
1112 of the formatted function regardless of its arguments.
1114 2016-09-01 Marek Polacek <polacek@redhat.com>
1117 * error.c (dump_type): Fix falls through comment.
1118 (dump_decl): Likewise.
1119 (dump_expr): Likewise.
1121 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1123 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
1124 hint to ">>" within nested template argument list error.
1126 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1128 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
1129 rather than add_fixit_misspelled_id.
1130 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
1132 2016-08-29 Jason Merrill <jason@redhat.com>
1135 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
1136 (mangle_thunk): Add thunk parameter.
1137 * method.c (finish_thunk): Pass it.
1138 * cp-tree.h: Declare it.
1140 2016-08-15 Jason Merrill <jason@redhat.com>
1142 Avoid calling a trivial default constructor.
1143 * class.c (default_ctor_p): New.
1144 (in_class_defaulted_default_constructor): Use it.
1145 (type_has_non_user_provided_default_constructor): Use it.
1146 * call.c (build_over_call): Handle trivial default constructor.
1147 * cp-tree.h: Declare default_ctor_p.
1150 * pt.c (do_type_instantiation): Don't mess with non-user-provided
1153 2016-08-25 Marek Polacek <polacek@redhat.com>
1155 * parser.c (cp_parser_binary_expression): Pass LHS to
1156 warn_logical_not_parentheses.
1158 2016-08-18 Marek Polacek <polacek@redhat.com>
1161 * call.c (add_builtin_candidate): Add gcc_fallthrough.
1162 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
1163 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
1164 (cp_parser_cache_defarg): Likewise.
1166 2016-08-12 Marek Polacek <polacek@redhat.com>
1169 * call.c (add_builtin_candidate): Add FALLTHRU.
1170 (build_integral_nontype_arg_conv): Adjust fall through comment.
1171 (build_new_op_1): Add FALLTHRU.
1172 (convert_like_real): Adjust fall through comment.
1173 * class.c (fixed_type_or_null): Likewise.
1174 * constexpr.c (cxx_eval_constant_expression): Likewise.
1175 (potential_constant_expression_1): Likewise. Add FALLTHRU.
1176 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
1177 (cp_fold): Add FALLTHRU.
1178 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
1179 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
1180 (pp_cxx_qualified_id): Likewise.
1181 (cxx_pretty_printer::constant): Adjust fall through comment.
1182 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
1183 (pp_cxx_pm_expression): Adjust fall through comment.
1184 (cxx_pretty_printer::expression): Add FALLTHRU.
1185 (cxx_pretty_printer::declaration_specifiers): Reformat code.
1186 (pp_cxx_type_specifier_seq): Adjust fall through comment.
1187 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
1188 * error.c (dump_type): Adjust fall through comment.
1189 (dump_decl): Likewise.
1190 * mangle.c (write_type): Likewise.
1191 * method.c (synthesized_method_walk): Add FALLTHRU.
1192 * name-lookup.c (arg_assoc_type): Likewise.
1193 * parser.c (cp_lexer_print_token): Adjust fall through comment.
1194 (cp_parser_primary_expression): Add FALLTHRU.
1195 (cp_parser_operator): Likewise.
1196 * pt.c (find_parameter_packs_r): Likewise.
1197 (tsubst_aggr_type): Adjust fall through comment.
1198 * semantics.c (finish_omp_clauses): Add FALLTHRU.
1199 * tree.c (lvalue_kind): Likewise.
1201 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
1204 * cp-objcp-common.c (cp_function_decl_defaulted): New.
1205 (cp_function_decl_explicit_p): Const_tree-ify.
1206 (cp_function_decl_deleted_p): Likewise.
1207 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
1208 (cp_function_decl_explicit_p): Const_tree-ify.
1209 (cp_function_decl_deleted_p): Likewise.
1210 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
1212 2016-08-11 Jakub Jelinek <jakub@redhat.com>
1215 * constexpr.c (label_matches): Handle case range expressions.
1217 2016-08-11 Jason Merrill <jason@redhat.com>
1220 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
1222 2016-08-10 Jason Merrill <jason@redhat.com>
1224 Implement C++17 constexpr if.
1225 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
1226 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
1227 * parser.h (struct cp_parser): Add in_discarded_stmt field.
1228 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
1229 (cp_parser_jump_statement): Avoid deducing from a discarded return.
1230 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
1231 * semantics.c (begin_if_stmt): Set the binding level this_entity.
1232 (finish_if_stmt_cond): Require the condition of a
1233 constexpr if to be constant.
1234 * decl.c (level_for_constexpr_if): New.
1235 (named_label_entry): Add in_constexpr_if field.
1236 (poplevel_named_label_1): Set it.
1237 (check_goto): Check it.
1238 (check_previous_goto_1): Check level_for_constexpr_if.
1240 2016-08-09 Jason Merrill <jason@redhat.com>
1243 * decl2.c (any_dependent_type_attributes_p): New.
1244 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
1245 * semantics.c (finish_id_expression): Check it.
1246 * typeck.c (finish_class_member_access_expr): Check it.
1249 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
1251 Adjust mangling of ABI tags on class template member functions.
1252 * class.c (missing_abi_tags): New.
1253 (check_abi_tags): Don't check template. Add just_checking mode.
1254 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
1255 (sorted_abi_tags): Split out from write_abi_tags.
1256 (struct releasing_vec): New.
1257 (write_unqualified_name): Only look for the primary
1258 template for types. Implement backward compatibility.
1261 * constexpr.c (cxx_eval_constant_expression): Check
1262 COMPLETE_TYPE_P before calling is_really_empty_class.
1263 * class.c (is_really_empty_class): Don't call complete_type.
1266 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
1268 2016-08-09 Jakub Jelinek <jakub@redhat.com>
1271 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
1272 builtin aggregate types without TYPE_BINFO.
1274 2016-08-08 Jason Merrill <jason@redhat.com>
1276 Implement C++17 constexpr lambda.
1277 * class.c (finalize_literal_type_property): Handle lambdas.
1278 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
1279 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
1281 (cxx_eval_constant_expression): Handle capture proxy.
1282 (var_in_constexpr_fn): Don't check for C++14.
1283 (var_in_maybe_constexpr_fn): New.
1284 (potential_constant_expression_1): Use it. Check DECL_EXPR for
1285 declarations not allowed in constexpr function. Handle
1286 STATIC_ASSERT, RANGE_FOR_STMT.
1287 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
1288 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
1289 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
1290 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
1291 (lambda_static_thunk_p): New.
1292 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
1293 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
1294 (cp_parser_decl_specifier_seq): Handle it.
1295 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
1296 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
1297 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
1298 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
1299 (dump_expr) [FUNCTION_DECL]: Pass it.
1301 2016-08-08 Jason Merrill <jason@redhat.com>
1304 * class.c (is_really_empty_class): Call complete_type.
1305 * constexpr.c (cxx_eval_constant_expression): Check
1306 is_really_empty_class.
1307 (potential_constant_expression_1): Likewise. Check for error type.
1309 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1312 * parser.c: Include tree-iterator.h.
1313 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
1315 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
1318 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
1320 * call.c (convert_like_real): Harmonize diagnostics for invalid
1323 2016-08-05 Martin Sebor <msebor@redhat.com>
1325 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
1326 the spelling of "constant-expression" in diagnostic messages
1328 (cxx_eval_constant_expression): Same.
1329 (cxx_eval_outermost_constant_expr): Same.
1330 (potential_constant_expression_1): Same.
1332 2016-08-05 Nathan Sidwell <nathan@acm.org>
1335 * pt.c (unify): TRAIT_EXPR is an expr.
1337 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
1340 * lambda.c (add_capture): Check lambda_capture_field_type return
1341 value for error_mark_node.
1343 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
1346 * pt.c (tsubst_qualified_id): Return error_mark_node if
1347 template_args is error_mark_node.
1349 2016-08-04 Jason Merrill <jason@redhat.com>
1352 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
1355 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
1356 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
1357 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
1358 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
1361 * typeck.c (finish_class_member_access_expr): Avoid stripping
1362 SCOPE_REF to dependent base.
1364 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
1366 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
1367 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
1368 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
1369 Simplify code, and improve diagnostics.
1370 (cp_parser_oacc_routine): Likewise. Move pragma context
1372 (cp_parser_pragma): ... here.
1374 * parser.h (struct cp_omp_declare_simd_data): New.
1375 (struct cp_parser): Use it for oacc_routine member.
1376 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
1377 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
1378 Use it. Simplify code.
1379 (cp_parser_new): Initialize all members pointing to special
1380 parsing data structures.
1381 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
1382 parser->cilk_simd_fn_info->clauses.
1383 (cp_parser_omp_declare_simd): Initialize
1384 parser->omp_declare_simd->clauses.
1385 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
1387 2016-08-04 Marek Polacek <polacek@redhat.com>
1390 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
1393 2016-08-01 Jason Merrill <jason@redhat.com>
1395 * mangle.c (mangle_decl): Warn about mangled name change even if
1398 * mangle.c (get_abi_tags): New.
1399 (find_substitution, write_unqualified_name, write_abi_tags)
1400 (maybe_check_abi_tags): Use it.
1402 * mangle.c (mangle_decl): Fix mangled name change warning.
1405 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
1407 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
1410 2016-07-30 Martin Sebor <msebor@redhat.com>
1414 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
1415 involving null pointers.
1416 (cxx_eval_component_reference): Reject null pointer dereferences.
1417 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
1418 (cxx_eval_constant_expression): Reject invalid expressions involving
1421 2016-07-29 Marek Polacek <polacek@redhat.com>
1424 * semantics.c (maybe_convert_cond): Use the location of COND for the
1425 parentheses warning.
1427 2016-07-29 Jason Merrill <jason@redhat.com>
1429 * decl.c (build_enumerator): Tweak diagnostic.
1432 * init.c (expand_aggr_init_1): Only handle value-init of bases.
1433 * constexpr.c (build_data_member_initialization): Handle multiple
1434 initializers for the same field.
1436 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
1439 * decl.c (build_enumerator): Check the type of the enumerator before
1440 calling cxx_constant_value.
1442 2016-07-27 Jason Merrill <jason@redhat.com>
1445 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
1446 parameters with spec_tmpl. Call push_tinst_level.
1447 (most_specialized_partial_spec): Adjust.
1448 (more_specialized_partial_spec): Adjust.
1450 2016-07-25 Jason Merrill <jason@redhat.com>
1453 * cp-gimplify.c (genericize_cp_loop): Revert location change.
1456 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
1457 (build_lambda_object): Call build_x_compound_expr_from_list.
1458 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
1462 * pt.c (coerce_template_parameter_pack): Fix logic for
1466 * constexpr.c (cxx_eval_loop_expr): Count iterations.
1467 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
1471 * constexpr.c (cxx_eval_array_reference): Handle looking for the
1472 value of an element we're currently modifying.
1474 2016-07-24 Jason Merrill <jason@redhat.com>
1477 * pt.c (resolve_typename_type): Try to avoid calling
1478 currently_open_class.
1480 2016-07-23 Jason Merrill <jason@redhat.com>
1483 * call.c (add_list_candidates): Handle VTT parm.
1484 (build_new_method_call_1): Likewise.
1488 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
1491 * class.c (walk_subobject_offsets): Handle 0-length array.
1494 * pt.c (tsubst): Also substitute into the template of a
1495 BOUND_TEMPLATE_TEMPLATE_PARM.
1498 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
1501 * decl.c (reshape_init_r): Check complain for missing braces warning.
1503 2016-07-22 Jason Merrill <jason@redhat.com>
1506 * call.c (convert_like_real): Use lvalue_kind.
1510 * pt.c (tsubst_baselink): Call
1511 adjust_result_of_qualified_name_lookup for unqualified
1514 2016-07-21 Jason Merrill <jason@redhat.com>
1517 * semantics.c (apply_deduced_return_type): Call
1518 complete_type_or_else before building the new RESULT_DECL.
1521 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
1522 (decl_constant_var_p): Use it instead.
1525 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
1529 * call.c (unsafe_copy_elision_p): It's OK to elide when
1530 initializing an unknown object.
1532 * call.c (build_over_call): Check unsafe_copy_elision_p even for
1533 trivial constructors.
1534 * method.c (do_build_copy_constructor): Don't copy tail padding
1535 even in a trivial constructor.
1537 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1540 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
1541 Replace assert with test, return false if the goto isn't break
1542 or continue. Formatting fix.
1544 2016-07-21 Richard Biener <rguenther@suse.de>
1546 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
1549 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1552 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
1553 save/restore bc_label array.
1555 2016-07-21 Jason Merrill <jason@redhat.com>
1558 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
1559 error parsing the lambda-declarator.
1562 * constexpr.c (cxx_eval_binary_expression): Handle comparison
1563 between lowered and unlowered PTRMEM_CST.
1566 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
1567 Don't set c_inhibit_evaluation_warnings.
1570 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
1572 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
1573 Jason Merrill <jason@redhat.com>
1575 Improving concepts performance and diagnostics.
1579 * cp-tree.def (CHECK_CONSTR): New.
1580 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
1581 (CHECK_CONSTR_ARGS): New.
1582 * constraint.cc (make_predicate_constraint): Remove in favor of
1583 normalize_expression.
1584 (resolve_constraint_check): Actually return error_mark_node when
1586 (resolve_variable_concept_check): Perform coercion as if processing
1587 a template. Also return errors on resolution failure.
1588 (lift_*): Remove all of these functions. Don't unnecessarily inline
1590 (learn_*): Add facilities to memoize implications for subsumption
1591 during normalization.
1592 (expanding_concept): New.
1593 (expand_concept): New. Return the inlined and normalized definition
1594 of a concept when needed.
1595 (transform_*, xform_*): Rename to normalize_* to better reflect the
1596 responsibility of those functions.
1597 (normalize_template_id_expression): Check for non-boolean operands
1598 when possible. Generate check constraints instead of normal variable
1600 (normalize_call_expression): Report errors when resolution fails.
1601 (check_for_logical_overloads): Rewrite this check to more accurately
1603 (normalize_atom): Check for overloaded calls and invalid types before
1604 determining if the expression refers to a concept.
1605 (build_constraints): Don't cache normalized constraints or decomposed
1607 (finish_shorthand_constraint): Return a normalized expression instead
1608 of a predicate constraint.
1609 (finish_template_introduction): Same.
1610 (placeholder_extract_concept_and_args): Rewrite this since we only
1611 ever get check constraints here.
1612 (equivalent_placeholder_constraints): Rewrite in terms of check
1613 constraints, and handle error_mark_nodes correctly.
1614 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
1615 (tsubst_implicit_conversion_constr)
1616 (tsubst_argument_deduction_constr, tsubst_exception_constr)
1617 (tsubst_parameterized_constraint, tsubst_constraint): New.
1618 (tsbust_conjunection): Replace with tsubst_logical_operator and
1619 actually generate the right kind of constraint.
1620 (tsubst_requirement_body): Reverse the order of substituted arguments
1621 so that they appear in the order written (helps diagnostics).
1622 (satisfy_check_constraint): New.
1623 (satisfy_conjunction): Simplify.
1624 (satisfy_disjunction): Same.
1625 (satisfy_constraint_1): Handle check constraints.
1626 (eval_constr): New (private) global state.
1627 (evaluating_constraints_sentinel): New. Manages eval_constr.
1628 (satisfy_constraint): Add timing variables.
1629 (satisfy_associated_constraints): Add hooks for memoization.
1630 (evaluate_function_concept): Build a check constraint instead of
1631 normalizing its definition.
1632 (evaluate_variable_concept): Same.
1633 (evaluate_constraint_expression): Normalize, but in the current
1634 declaration processing context.
1635 (evaluating_constraints_p): New.
1636 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
1637 (diagnose_*): Remove artificial indentation. Add a new parameter to
1638 each that tracks the current (complete) constraint prior to any
1640 (diagnose_expression): Removed.
1641 (diagnose_call_expression): Same.
1642 (diagnose_template_id): Same.
1643 (diagnose_template_id): New.
1644 (diagnose_logical_constraint): New.
1645 (diagnose_expression_constraint): Show the original expression.
1646 (diagnose_type_constraint): Show the original type.
1647 (diagnose_implicit_conversion_constraint): Be specific about
1648 failures, don't re-diagnose a known-to-be-failed substitutions,
1649 and manage elisions properly.
1650 (diagnose_argument_deduction_constraint): Same.
1651 (diagnose_exception_constraint): Same.
1652 (diagnose_parameterized_constraint): Same.
1653 (constraint_p): Allow EXPR_PACK_EXPANSION.
1654 * logic.cc (next_by_distance): Removed. No longer used.
1655 (any_p): Renamed from any_of.
1656 (term_entry, term_hasher): New.
1657 (term_list): Rewrite to include a hash table for quick lookup.
1658 Also, make less stateful.
1659 (proof_state): Extend to allow goals to be discharged once
1661 (non_atomic_constraint_p): New.
1662 (any_non_atomic_constraints_p): New.
1663 (...rest...): Previous implementation completely replaced with an
1664 iterative algorithm that opportunistically prunes the search space
1665 before committing to using more memory.
1666 * parser.c: (cp_parser_type_parameter): Normalize constraints.
1667 (cp_parser_explicit_template_declaration): Same.
1668 * pt.c: (finish_template_variable): Be less redundant with this error
1670 (template_args_equal): No longer static.
1671 (tsubst_decl): Don't try to find specializations of variables that
1672 have already been instantiated.
1673 (build_non_dependent_expr): Avoid infinite recursion during concept
1675 (make_constrained_auto): Normalize constraints.
1676 (do_auto_deduction): When doing auto deduction from a
1677 partial-concept-id, be sure to include the explicit args checking
1679 (constraint_sat_*): New. Memoize satisfied constraints.
1680 (concept_spec_*): New. Memoize expressions associated with a concept
1682 (constraint_memos, concept_memos): New.
1683 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
1684 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
1685 (get_concept_expansion, save_concept_expansion): New.
1686 (hash_subsumption_args): New.
1687 (comp_subsumption_args): New.
1688 (subsumption_*): New. Memoize parts of the subsumption relation.
1689 (lookup_subsumption_result, save_subsumption_result): New.
1690 (init_constraint_processing): Initialize memo tables.
1691 (get_constraints): Shortcut if !flag_concepts.
1692 * decl.c (grokfndecl): Normalize constraints.
1693 * error.c (dump_simple_decl): Print "concept" when appropriate.
1694 (dump_function_decl): Same.
1695 (dump_template_decl): Don't write requirements when we're not
1696 printing the header.
1697 (dump_expr): Handle fold expressions.
1698 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
1700 (get_fold_operator): New.
1701 (pp_cxx_unary_left_fold_expression): New.
1702 (pp_cxx_unary_right_fold_expression): New.
1703 (pp_cxx_binary_fold_expression): New.
1704 (pp_cxx_check_constraint): New.
1705 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
1706 to make them easier to read when debugging.
1707 * search.c (accessible_p): Don't shortcut when evaluating constraints.
1708 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
1710 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1714 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
1716 (suggest_alternatives_for): If no candidates are found, try
1717 lookup_name_fuzzy and report if if finds a suggestion.
1718 (consider_binding_level): New function.
1719 (lookup_name_fuzzy) New function.
1720 * parser.c: Include gcc-rich-location.h.
1721 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
1723 (cp_keyword_starts_decl_specifier_p): ...this new function.
1724 (cp_parser_diagnose_invalid_type_name): When issuing
1725 "does not name a type" errors, attempt to make a suggestion using
1727 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
1728 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
1729 types that are not CLASS_TYPE_P, rather than rejecting individual
1732 2016-07-20 Jakub Jelinek <jakub@redhat.com>
1735 * parser.c (cp_parser_save_member_function_body): Consume
1736 __transaction_relaxed or __transaction_atomic with optional
1737 attribute. Only skip catch with block if try keyword is seen.
1740 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
1741 when evaluating call arguments. Use fold_builtin_call_array instead
1742 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
1743 check the result with potential_constant_expression and call
1744 cxx_eval_constant_expression on it.
1746 2016-07-19 Jason Merrill <jason@redhat.com>
1749 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
1750 handle ARGUMENT_PACK_SELECT.
1752 2016-07-18 Jakub Jelinek <jakub@redhat.com>
1756 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
1757 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
1758 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
1762 * call.c (build_op_call_1): Use convert_like_with_context only
1763 if cand->fn is a decl.
1766 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
1767 For lval don't use cxx_eval_unary_expression and instead recurse
1768 and if needed rebuild the reference.
1771 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
1774 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
1775 fold *expr_p before genericizing it.
1778 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
1780 2016-07-15 Jason Merrill <jason@redhat.com>
1783 * call.c (convert_like_real): Mask complain.
1784 * semantics.c (perform_koenig_lookup): Likewise.
1787 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
1788 threw away DECL_SAVED_TREE.
1792 * call.c (add_template_conv_candidate): Disable if there are
1796 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
1799 * pt.c (tsubst_attributes): Fix loop logic.
1803 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
1804 (cp_parser_simple_declaration): Diagnose type definition in
1805 for-range-declaration.
1808 * operators.def: Add *_FOLD_EXPR.
1809 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
1810 * mangle.c (write_expression): Handle fold-expressions.
1811 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
1812 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
1813 partial instantiation.
1816 * mangle.c (write_expression): Handle sizeof... an argument pack.
1819 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
1822 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
1823 artificial variables.
1825 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1827 * parser.c (cp_parser_oacc_declare): Don't scan for
1829 * semantics.c (handle_omp_array_sections): Mark data clauses with
1830 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1831 zero-length subarrays.
1833 2016-07-11 Jason Merrill <jason@redhat.com>
1835 * decl.c (store_parm_decls): Remove check for void parm.
1837 2016-07-08 Jason Merrill <jason@redhat.com>
1839 * cp-tree.h: Unpoison lvalue_p.
1840 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
1841 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
1844 * tree.c (obvalue_p): Rename from lvalue_p.
1845 (lvalue_p): Define for c-common.
1846 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
1848 (cp_build_addr_expr_1): Remove obsolete code.
1850 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
1851 * call.c, cp-tree.h, typeck.c: Adjust.
1853 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
1855 P0145R2: Refining Expression Order for C++.
1856 * cp-gimplify.c (lvalue_has_side_effects): New.
1857 (cp_gimplify_expr): Implement assignment ordering.
1858 * call.c (op_is_ordered, build_over_call): Adjust for
1859 -fargs-in-order renaming to -fstrong-eval-order.
1860 * cp-gimplify.c (cp_gimplify_expr): Likewise.
1862 2016-07-07 Jakub Jelinek <jakub@redhat.com>
1863 Kai Tietz <ktietz70@googlemail.com>
1867 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
1868 artificial vars, genericize their initializers.
1870 2016-07-05 David Malcolm <dmalcolm@redhat.com>
1873 * parser.c (cp_parser_class_specifier_1): When reporting
1874 missing semicolons, use a fixit-hint to suggest insertion
1875 of a semicolon immediately after the closing brace,
1876 offsetting the reported column accordingly.
1878 2016-07-04 Jan Beulich <jbeulich@suse.com>
1880 * lang-specs.h ("@c++-header"): Conditionalize "-o".
1882 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
1884 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
1885 Move pragma context checking into...
1886 (cp_parser_omp_cancellation_point): ... here, and improve
1887 diagnostic messages.
1888 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
1889 Improve diagnostic messages.
1891 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1893 * Make-lang.in: Don't cat ../stage_current if it does not exist.
1895 2016-06-24 Jason Merrill <jason@redhat.com>
1897 P0145R2: Refining Expression Order for C++.
1898 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
1900 * tree.c (get_target_expr_sfinae): Handle bit-fields.
1901 (build_target_expr): Call mark_rvalue_use.
1903 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1905 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
1906 (build_over_call): For magic == 3, do no conversion only on 3rd
1909 2016-06-23 Andi Kleen <ak@linux.intel.com>
1911 * Make-lang.in: Add support for autofdo.
1913 2016-06-21 Jason Merrill <jason@redhat.com>
1915 * constraint.cc (constraints_satisfied_p): Keep as many levels of
1916 args as our template has levels of parms.
1918 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
1919 (type_dependent_expression_p): Use uses_outer_template_parms.
1921 2016-06-20 David Malcolm <dmalcolm@redhat.com>
1923 * parser.c (cp_parser_string_literal): Convert non-standard
1924 concatenation error to directly use a rich_location, and
1925 use that to add the location of the first literal to the
1928 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1930 * decl.c (validate_constexpr_redeclaration): Change pair of errors
1932 * error.c (dump_function_decl): Save the constexpr specifier too.
1934 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1936 * tree.c (builtin_valid_in_constant_expr_p): Test for
1937 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
1939 (bot_manip): Likewise.
1940 * call.c (magic_varargs_p): Likewise.
1942 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1944 * decl.c (grokfndecl): Change pair of errors to error + inform.
1946 2016-06-17 Jason Merrill <jason@redhat.com>
1949 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
1950 warning when there are dependent bases.
1952 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1954 * semantics.c (handle_omp_array_sections_1): Don't ICE when
1955 processing_template_decl when checking for bitfields and unions.
1956 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1957 (finish_omp_clauses): Look through REFERENCE_REF_P even for
1958 array sections with COMPONENT_REF bases.
1960 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1962 * parser.c (cp_parser_omp_var_list_no_open): Call
1963 convert_from_reference before cp_parser_postfix_dot_deref_expression.
1964 * semantics.c (finish_omp_clauses): Don't ICE when
1965 processing_template_decl when checking for bitfields and unions.
1966 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1968 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1970 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
1971 "%qF" in warning_at instead of "%q+F" in warning.
1972 (check_redeclaration_exception_specification): Likewise in pedwarn
1973 (and error, inform, for consistency).
1974 * call.c (joust): Likewise.
1976 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1979 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
1980 code at the end of the for loop; also revert r159637 changes,
1981 add back the gcc_assert.
1982 * cp-tree.h (xref_basetypes): Adjust declaration.
1983 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
1985 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1987 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
1989 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1991 * typeck.c: Include "gcc-rich-location.h".
1992 (finish_class_member_access_expr): Simplify fixit code by
1993 using gcc_rich_location::add_fixit_misspelled_id.
1995 2016-06-14 Jason Merrill <jason@redhat.com>
1997 P0145R2: Refining Expression Order for C++.
1998 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
1999 (CALL_EXPR_REVERSE_ARGS): New.
2000 * call.c (build_new_op_1): Set them.
2001 (extract_call_expr, op_is_ordered): New.
2002 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
2003 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
2004 * pt.c (tsubst_copy_and_build): Copy new flags.
2005 * semantics.c (simplify_aggr_init_expr): Likewise.
2006 * tree.c (build_aggr_init_expr): Likewise.
2007 (build_min_non_dep_op_overload): Likewise.
2009 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2012 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
2013 olddecl vars, preserve their TREE_READONLY bit.
2016 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
2018 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
2020 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
2022 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
2024 * decl.c (grokdeclarator): Fix typo in pedwarn text.
2026 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2029 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
2032 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
2036 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2039 * parser.c (cp_parser_class_head): When xref_basetypes fails and
2040 emits an error do not zero the type.
2042 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
2044 * decl.c (maybe_deduce_size_from_array_init): Use
2045 DECL_SOURCE_LOCATION in error_at.
2046 (layout_var_decl): Likewise.
2047 (check_array_initializer): Likewise.
2048 (check_initializer): Likewise.
2049 (duplicate_decls, check_elaborated_type_specifier): Tidy.
2051 2016-06-08 Martin Sebor <msebor@redhat.com>
2052 Jakub Jelinek <jakub@redhat.com>
2056 * constexpr.c: Include gimple-fold.h.
2057 (cxx_eval_internal_function): New function.
2058 (cxx_eval_call_expression): Call it.
2059 (potential_constant_expression_1): Handle integer arithmetic
2061 * tree.c (builtin_valid_in_constant_expr_p): Handle
2062 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2064 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
2066 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
2067 return value of tsubst_aggr_type for error_mark_node.
2069 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2072 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
2074 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2075 Patrick Palka <ppalka@gcc.gnu.org>
2080 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
2081 right after cp_fold call if cp_fold has returned the same stmt
2082 already in some earlier cp_fold_r call.
2083 (cp_fold_function): Add pset automatic variable, pass its address
2086 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2089 * parser.c (cp_parser_class_head): When xref_basetypes fails and
2090 emits an error do not zero the type.
2092 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
2095 * decl.c (duplicate_decls): Properly copy the
2096 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
2097 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
2099 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
2101 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
2102 arguments as addressable when async clause exists.
2104 2016-06-02 Jan Hubicka <jh@suse.cz>
2106 * cp-gimplify.c (genericize_continue_stmt): Force addition of
2109 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
2111 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
2112 (start_enum): Likewise.
2113 * parser.c (cp_parser_class_head): Likewise.
2115 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2118 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
2119 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
2120 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
2121 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
2122 to the newly built tree.
2124 2016-05-31 Jason Merrill <jason@redhat.com>
2126 * pt.c (instantiate_decl): Avoid recalculation.
2131 * pt.c (instantiate_template_1): Don't put the partial
2132 specialization in DECL_TI_TEMPLATE.
2133 (partial_specialization_p, impartial_args): Remove.
2134 (regenerate_decl_from_template): Add args parm.
2135 (instantiate_decl): Look up the partial specialization again.
2138 * pt.c (check_explicit_specialization): Give better diagnostic about
2139 specializing a hidden friend.
2141 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
2144 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
2145 to obtain correct locations; avoid redundant diagnostics on
2146 out-of-class definitions.
2148 2016-05-30 Martin Sebor <msebor@redhat.com>
2151 * init.c (warn_placement_new_too_small): Handle placement new arguments
2152 that are elements of arrays more carefully. Remove a pointless loop.
2154 2016-05-30 Jakub Jelinek <jakub@redhat.com>
2157 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
2158 when combined with target construct.
2159 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
2160 to cp_parser_omp_all_clauses.
2162 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
2165 * lex.c (unqualified_name_lookup_error): Take a location too.
2166 (unqualified_fn_lookup_error): Take a cp_expr.
2167 * cp-tree.h (unqualified_name_lookup_error,
2168 unqualified_fn_lookup_error): Adjust declarations.
2169 * semantics.c (perform_koenig_lookup): Adjust
2170 unqualified_fn_lookup_error call, pass the location of
2171 the identifier too as part of a cp_expr.
2173 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
2176 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
2177 to improve the diagnostic about wrong uses of 'virtual'.
2179 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
2182 * lambda.c (maybe_add_lambda_conv_op): Early return also when
2183 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
2185 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
2189 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
2190 decls into the global scope after stripping template bits
2191 and setting DECL_ANTICIPATED.
2193 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
2196 * name-lookup.c (push_namespace): Return bool, false when pushdecl
2198 * name-lookup.h (push_namespace): Adjust declaration.
2199 * parser.c (cp_parser_namespace_definition): Check push_namespace
2202 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
2205 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
2206 decls into the global scope after stripping template bits
2207 and setting DECL_ANTICIPATED.
2209 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2211 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
2212 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
2214 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
2218 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
2220 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
2221 on the qualified_id then propagate it to the resulting
2223 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
2225 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
2226 its REF_PARENTHESIZED_P flag.
2228 2016-05-25 Jason Merrill <jason@redhat.com>
2232 * cp-tree.h (enum tag_types): Add scope_type.
2233 * parser.c (cp_parser_class_name): Use scope_type.
2234 (prefer_type_arg): Handle scope_type.
2235 (cp_parser_lookup_name): Use prefer_type_arg.
2236 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
2237 int prefer_type, use lookup_flags.
2238 * name-lookup.h: Adjust.
2240 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2242 * parser.c (cp_parser_oacc_declare): Add support for
2243 GOMP_MAP_FIRSTPRIVATE_POINTER.
2244 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
2245 argument with enum c_omp_region_type ort. Don't privatize OpenACC
2247 (handle_omp_array_sections): Replace bool is_omp argument with enum
2248 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
2249 (finish_omp_clauses): Add specific errors and warning messages for
2250 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
2251 call to handle_omp_array_sections.
2253 2016-05-24 Jason Merrill <jason@redhat.com>
2256 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
2258 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
2260 2016-05-24 Martin Sebor <msebor@redhat.com>
2263 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
2264 * pt.c (instantiate_class_template_1): Try to complete the element
2265 type of a flexible array member.
2266 (can_complete_type_without_circularity): Handle arrays of unknown bound.
2267 * typeck.c (complete_type): Also complete the type of the elements of
2268 arrays with an unspecified bound.
2270 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
2273 * typeck2.c (check_narrowing): Check pedwarn return value.
2275 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2278 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
2279 For OMP_CLAUSE_LINEAR_REF don't require type to be
2280 integral or pointer.
2282 2016-05-24 Richard Biener <rguenther@suse.de>
2286 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
2287 * constexpr.c (cxx_eval_array_reference): Handle indexed
2289 * typeck.c (cp_build_array_ref): Adjust.
2291 2016-05-23 Jason Merrill <jason@redhat.com>
2294 * constexpr.c (cxx_eval_call_expression): Check for
2295 fun == current_function_decl again.
2298 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
2299 maybe_undo_parenthesized_ref.
2302 * pt.c (tsubst_copy): Just return a local variable from
2303 non-template context. Don't call rest_of_decl_compilation for
2304 duplicated static locals.
2305 (tsubst_decl): Set DECL_CONTEXT of local static from another
2308 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2311 * method.c (forward_parm): Use cp_build_reference_type.
2313 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2316 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
2318 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2320 * pt.c (check_for_bare_parameter_packs): Improve error message
2321 location for expressions.
2323 2016-05-20 Nathan Sidwell <nathan@acm.org>
2325 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
2327 (cxx_eval_call_expression): Fix comment grammar.
2329 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
2332 * decl.c (cp_finish_decl): Check do_auto_deduction return value
2333 and return immediately in case of erroneous code.
2335 2016-05-19 Marek Polacek <polacek@redhat.com>
2338 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
2340 2016-05-19 Jason Merrill <jason@redhat.com>
2343 * pt.c (fn_type_unification): Add outer template args if needed.
2344 (type_unification_real): Handle getting full args.
2346 2016-05-19 David Malcolm <dmalcolm@redhat.com>
2349 * parser.c (cp_parser_operator): For array new/delete, check that
2350 cp_parser_require returned a non-NULL token before dereferencing
2353 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2355 * decl.c (finish_enum_value_list): Use the specified mode.
2357 2016-05-18 Jason Merrill <jason@redhat.com>
2359 * pt.c (value_dependent_expression_p): Tweak new cases to better
2360 match the wording in the standard.
2362 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2365 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
2366 when the previous cp_lexer_peek_token returns CPP_EOF.
2368 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2371 * call.c (convert_like_real): Check that we are actually converting
2374 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2376 * decl.c (grokdeclarator): Remove errmsg and use of
2377 targetm.invalid_return_type.
2378 (grokparms): Remove errmsg and use of
2379 targetm.invalid_parameter_type.
2381 2016-05-13 Jason Merrill <jason@redhat.com>
2385 * pt.c (tsubst_decl): Use uses_template_parms.
2386 (instantiate_template_1): Handle non-dependent calls in templates.
2387 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
2388 (type_dependent_expression_p): Only consider innermost template args.
2389 (dependent_template_arg_p): Check enclosing class of a template here.
2390 (dependent_template_p): Not here.
2391 (type_dependent_object_expression_p): New.
2392 * typeck.c (finish_class_member_access_expr): Use it.
2393 * parser.c (cp_parser_postfix_expression): Use it.
2394 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
2395 to detect the current instantiation.
2396 (cp_parser_lookup_name): Really implement DR 141.
2397 * search.c (lookup_field_r): Prefer a dependent using-declaration.
2398 (any_dependent_bases_p): Split out from...
2399 * name-lookup.c (do_class_using_decl): ...here.
2400 * call.c (build_new_method_call_1): Use it.
2401 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
2402 * tree.c (non_static_member_function_p): Remove.
2403 * typeck2.c (build_x_arrow): Use dependent_scope_p.
2405 * parser.c (cp_parser_postfix_dot_deref_expression): Use
2406 complete_type_or_else for unknown_type_node, too.
2408 2016-05-12 Marek Polacek <polacek@redhat.com>
2411 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
2412 * cp-tree.h (cp_build_modify_expr): Update declaration.
2413 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
2415 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
2416 cp_build_modify_expr.
2417 * decl2.c (set_guard): Likewise.
2418 (handle_tls_init): Likewise.
2419 * init.c (perform_member_init): Likewise.
2420 (expand_virtual_init): Likewise.
2421 (build_new_1): Likewise.
2422 (build_vec_delete_1): Likewise.
2423 (get_temp_regvar): Likewise.
2424 (build_vec_init): Likewise.
2425 * method.c (do_build_copy_assign): Likewise.
2426 (assignable_expr): Likewise.
2427 * semantics.c (finish_omp_for): Likewise.
2428 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
2430 (cp_pointer_int_sum): Add location parameter. Pass it down to
2432 (pointer_diff): Add location parameter. Use it.
2433 (build_modify_expr): Pass location down to cp_build_modify_expr.
2434 (cp_build_modify_expr): Add location parameter. Use it.
2435 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
2436 * typeck2.c (cxx_incomplete_type_diagnostic,
2437 cxx_incomplete_type_error): Add location parameter.
2439 2016-05-11 Marek Polacek <polacek@redhat.com>
2442 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
2444 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2446 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
2447 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
2449 2016-05-04 Marek Polacek <polacek@redhat.com>
2451 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
2452 with OPT_Wdangling_else.
2454 2016-05-03 Martin Sebor <msebor@redhat.com>
2457 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
2458 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
2460 2016-05-03 Marek Polacek <polacek@redhat.com>
2463 * call.c (build_cxx_call): Pass location and vNULL down to
2464 check_builtin_function_arguments.
2466 2016-05-03 Richard Biener <rguenther@suse.de>
2468 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
2469 the checksum from the previous stage.
2471 2016-05-02 David Malcolm <dmalcolm@redhat.com>
2474 * typeck.c (finish_class_member_access_expr): When
2475 giving a hint about a possibly-misspelled member name,
2476 add a fix-it replacement hint.
2478 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
2480 * cp-tree.h (finish_omp_clauses): Update prototype.
2481 * parser.c (cp_parser_oacc_all_clauses): Update call to
2483 (cp_parser_omp_all_clauses): Likewise.
2484 (cp_parser_omp_for_loop): Likewise.
2485 (cp_omp_split_clauses): Likewise.
2486 (cp_parser_oacc_cache): Likewise.
2487 (cp_parser_oacc_loop): Likewise.
2488 (cp_parser_omp_declare_target):
2489 (cp_parser_cilk_simd_all_clauses): Likewise.
2490 (cp_parser_cilk_for): Likewise.
2491 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
2492 arguments with enum c_omp_region_type ort.
2493 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
2494 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
2495 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
2496 (tsubst_expr): Update calls to tsubst_omp_clauses.
2497 * semantics.c (finish_omp_clauses): Replace bool arguments
2498 allow_fields, declare_simd, and is_cilk with bitmask ort.
2499 (finish_omp_for): Update call to finish_omp_clauses.
2501 2016-05-02 David Malcolm <dmalcolm@redhat.com>
2504 * parser.c (cp_parser_class_head): Capture the start location;
2505 use it to emit a fix-it insertion hint when complaining
2506 about missing "template <> " in explicit specializations.
2508 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2510 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
2512 2016-05-02 Richard Biener <rguenther@suse.de>
2514 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
2517 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
2520 * class.c (check_field_decl): Remove final int* parameter, change
2521 the return type to bool; fix logic in order not to reject multiple
2522 initialized fields in anonymous struct.
2523 (check_field_decls): Adjust call.
2525 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
2528 * parser.c (cp_parser_oacc_loop): Don't augment mask with
2529 OACC_LOOP_CLAUSE_MASK.
2530 (cp_parser_oacc_kernels_parallel): Update call to
2531 c_oacc_split_loop_clauses.
2533 2016-04-28 Jason Merrill <jason@redhat.com>
2535 Implement C++17 [[nodiscard]] attribute.
2538 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
2539 * tree.c (handle_nodiscard_attribute): New.
2540 (cxx_attribute_table): Add [[nodiscard]].
2541 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
2542 (maybe_warn_nodiscard): New.
2543 (convert_to_void): Call it.
2545 * cvt.c (cp_get_callee): New.
2546 * constexpr.c (get_function_named_in_call): Use it.
2547 * cxx-pretty-print.c (postfix_expression): Use it.
2548 * except.c (check_noexcept_r): Use it.
2549 * method.c (check_nontriv): Use it.
2550 * tree.c (build_aggr_init_expr): Use it.
2551 * cp-tree.h: Declare it.
2553 2015-04-27 Ryan Burn <contact@rnburn.com>
2554 Jeff Law <law@redhat.com>
2558 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
2559 instead of cilk_detect_spawn_and_unwrap.
2560 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
2562 (cilk_cp_detect_spawn_and_unwrap): New.
2563 * lambda.c: Include cp-cilkplus.h.
2564 * parser.c: Include cp-cilkplus.h.
2565 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
2566 * cp-cilkpus.h: New file.
2568 2016-04-27 Nathan Sidwell <nathan@acm.org>
2570 * constexpr.c (get_fundef_copy): Use the original function for
2571 non-recursive evaluations.
2572 (save_fundef_copy): Always expect a slot to be available.
2574 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
2576 * parser.c (cp_parser_postfix_expression): Call
2577 warn_for_memset instead of warning directly here.
2579 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
2582 * decl.c (build_enumerator): Set current_access_specifier when
2583 declaring an enumerator belonging to an in-class enumeration.
2584 * parser.c (cp_parser_check_access_in_redecleration): Also
2585 consider in-class enumerations.
2587 2016-04-26 Marek Polacek <polacek@redhat.com>
2590 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
2591 instead of stabilize_reference.
2592 (build_over_call): Likewise.
2593 * cp-tree.h (cp_stabilize_reference): Declare.
2594 * tree.c (cp_stabilize_reference): New function.
2595 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
2596 stabilize_reference.
2597 (unary_complex_lvalue): Likewise.
2598 (cp_build_modify_expr): Likewise.
2600 2016-04-26 Jakub Jelinek <jakub@redhat.com>
2603 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
2606 2016-04-25 Jason Merrill <jason@redhat.com>
2608 * tree.c (std_attribute_table): New.
2609 (init_tree): Register it.
2611 2016-04-22 Jason Merrill <jason@redhat.com>
2613 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
2615 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
2617 * name-lookup.c (free_saved_scope): New free list of saved_scope
2619 (push_to_top_level): Attempt to reuse a saved_scope struct
2620 from free_saved_scope instead of allocating a new one each time.
2621 (pop_from_top_level_1): Chain the now-unused saved_scope structure
2622 onto free_saved_scope.
2624 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
2627 * semantics.c (process_outer_var_ref): Unconditionally return
2628 error_mark_node when mark_used returns false.
2630 2016-04-21 Marek Polacek <polacek@redhat.com>
2633 * parser.c (cp_parser_enum_specifier): Check and possibly error for
2634 extra qualification.
2636 2016-04-20 Nathan Sidwell <nathan@acm.org>
2639 * init.c (build_vec_delete_1): Protect operator delete call in try
2641 (build_delete): Likewise.
2642 * optimize.c (build_delete_destructor_body): Likewise.
2644 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
2647 * cp-tree.h (finish_omp_clauses): Add new default argument.
2648 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
2649 instead of c_finish_cilk_clauses.
2650 * semantics.c (finish_omp_clauses): Add new argument. Allow
2651 floating-point variables in the linear clause for Cilk Plus.
2653 2016-04-20 Nathan Sidwell <nathan@acm.org>
2655 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
2658 2016-04-19 Jason Merrill <jason@redhat.com>
2661 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
2662 * pt.c (make_pack_expansion): Call mark_exp_read.
2663 * semantics.c (finish_id_expression): Call mark_type_use in
2664 unevaluated context.
2667 * call.c (implicit_conversion): If we choose a copy constructor
2668 for list-initialization from the same type, the conversion is an
2671 * constexpr.c (breaks): Handle EXIT_EXPR.
2672 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
2673 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
2678 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
2681 * pt.c (tsubst_expr): Remove shadowing declaration.
2682 (tsubst_pack_expansion): Add assert.
2684 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
2687 * name-lookup.c (qualified_lookup_using_namespace): Look through
2690 2016-04-18 Michael Matz <matz@suse.de>
2692 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2693 (layout_class_type): Ditto.
2694 (build_base_field): Use SET_DECL_ALIGN.
2695 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
2696 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
2697 (record_unknown_type): Use SET_TYPE_ALIGN.
2698 (cxx_init_decl_processing): Ditto.
2699 (copy_type_enum): Ditto.
2700 (grokfndecl): Use SET_DECL_ALIGN.
2701 (copy_type_enum): Use SET_TYPE_ALIGN.
2702 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
2704 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
2705 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
2706 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
2707 * rtti.c (emit_tinfo_decl): Ditto.
2709 2016-04-18 Jason Merrill <jason@redhat.com>
2713 * class.c (type_maybe_constexpr_default_constructor): New.
2714 (type_has_constexpr_default_constructor): Revert.
2716 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
2720 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
2721 (handle_com_interface_attribute): Delete.
2723 2016-04-15 Jason Merrill <jason@redhat.com>
2726 * constexpr.c (get_fundef_copy): Handle null *slot.
2729 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
2730 unknown_type_node, too.
2732 2016-04-15 Jason Merrill <jason@redhat.com>
2733 Nathan Sidwell <nathan@acm.org>
2736 * constexpr.c (constexpr_call_table): Preserve in GC.
2737 (struct fundef_copy, struct fundef_copies_table_t): Delete.
2738 (fundef_copies_table): Preserve in GC. Change to pointer to
2740 (maybe_initialize_fundef_copies_table): Adjust.
2741 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
2742 (save_fundef_copy): Adjust for a TREE_LIST.
2743 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
2744 (fini_constexpr): New.
2745 * cp-tree.h (fini_constexpr): Declare.
2746 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
2748 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2751 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
2753 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
2754 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
2755 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
2756 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
2757 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
2758 cp_parser_statement.
2759 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
2760 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
2761 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
2762 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
2763 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
2764 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
2765 cp_parser_omp_taskloop, cp_parser_omp_construct,
2766 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
2767 Add IF_P argument, pass it down where needed.
2768 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
2769 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
2772 2016-04-14 Jason Merrill <jason@redhat.com>
2775 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
2776 * typeck2.c (split_nonconstant_init_1): Use it.
2779 * class.c (type_has_constexpr_default_constructor): Return true
2780 for an implicitly declared constructor.
2783 * parser.c (cp_parser_init_declarator): Add auto_result parm.
2784 (cp_parser_simple_declaration): Pass it.
2785 (strip_declarator_types): New.
2788 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
2789 initializer also makes the variable value-dependent.
2792 * constexpr.c (cxx_eval_store_expression): Also copy
2793 CONSTRUCTOR_NO_IMPLICIT_ZERO.
2795 2016-04-14 Martin Sebor <msebor@redhat.com>
2800 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
2802 2016-04-14 Jason Merrill <jason@redhat.com>
2804 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
2805 parameter ABI change.
2807 2016-04-13 Martin Sebor <msebor@redhat.com>
2812 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
2814 * decl.c (check_initializer, cp_finish_decl): Call them.
2815 (reshape_init_r): Reject incompletely braced intializer-lists
2817 * init.c (throw_bad_array_length, build_vla_check)
2818 (build_vla_size_check, build_vla_init_check): Define new functions.
2819 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
2821 (store_init_value): Same.
2823 2016-04-13 Jason Merrill <jason@redhat.com>
2825 Warn about empty parameter ABI with -Wabi=9.
2826 * call.c (empty_class_msg, mark_for_abi_warning)
2827 (warn_empty_class_abi): New.
2828 (build_call_a): Use them.
2829 * decl.c (store_parm_decls): Use mark_for_abi_warning.
2830 * error.c (pp_format_to_string): New.
2832 Pass empty class parameters like C.
2833 * call.c (pass_as_empty_struct, empty_class_arg): New.
2834 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
2835 (build_call_a): Use empty_class_arg.
2836 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
2837 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
2839 2016-04-13 Jason Merrill <jason@redhat.com>
2842 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
2844 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
2847 * pt.c (resolve_typename_type): Fix typos in infinite recursion
2848 avoidance mechanism.
2850 2016-04-13 Jason Merrill <jason@redhat.com>
2853 * pt.c (instantiation_dependent_uneval_expression_p): Split out
2854 from instantiation_dependent_expression_p.
2855 (value_dependent_expression_p): Use it for unevaluated operands.
2856 (instantiation_dependent_r): Don't check value-dependence.
2857 (instantiation_dependent_expression_p): Check
2858 value-dependence of the expression as a whole.
2859 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
2860 * semantics.c (finish_decltype_type): Use it.
2862 * constexpr.c (potential_nondependent_constant_expression): New.
2863 (potential_nondependent_static_init_expression): New.
2864 (maybe_constant_value_1, fold_non_dependent_expr)
2865 (maybe_constant_init): Use them.
2866 * pt.c (instantiate_non_dependent_expr_sfinae)
2867 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
2869 * cp-tree.h: Declare them.
2871 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2874 * decl.c (pop_labels_1): Removed.
2875 (note_label, sort_labels): New functions.
2876 (pop_labels): During named_labels traversal, just push the slot
2877 pointers into a vector, then qsort it by DECL_UID and only then
2878 call pop_label and chain it into BLOCK_VARS.
2880 2016-04-13 Jason Merrill <jason@redhat.com>
2883 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
2884 (cp_gimplify_expr): Not here.
2886 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
2889 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
2891 * typeck.c (build_x_conditional_expr): Unconditionally remember
2892 that the result is an lvalue or xvalue.
2894 2016-04-12 Jason Merrill <jason@redhat.com>
2896 * class.c (is_really_empty_class): A zero-length array is empty.
2897 An unnamed bit-field doesn't make a class non-empty.
2899 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
2902 * parser.c (cp_parser_cache_defarg): When file ends in default
2903 argument simply return error_mark_node.
2905 2016-04-12 Nathan Sidwell <nathan@acm.org>
2908 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
2911 2016-04-11 Jason Merrill <jason@redhat.com>
2913 * mangle.c (decl_is_template_id): The template itself counts as a
2916 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
2920 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
2921 on the result if it's not a CONSTRUCTOR.
2923 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
2926 * constexpr.c (find_constructor): New function.
2927 (unshare_constructor): New function.
2928 (cxx_eval_call_expression): Use unshare_constructor instead of
2930 (find_array_ctor_elt): Likewise.
2931 (cxx_eval_vec_init_1): Likewise.
2932 (cxx_eval_store_expression): Likewise.
2933 (cxx_eval_constant_expression): Likewise.
2935 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2938 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
2939 potentially generating a future -Wparentheses warning in its
2942 2016-04-06 Jason Merrill <jason@redhat.com>
2944 * class.c (check_abi_tags): Fix function template handling.
2946 2016-04-05 Nathan Sidwell <nathan@acm.org>
2949 * class.c (fixup_may_alias): New.
2950 (fixup_attribute_variants): Call it.
2952 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2955 * constexpr.c (struct fundef_copy): New struct.
2956 (struct fundef_copies_table_t): New struct.
2957 (fundef_copies_table): New static variable.
2958 (maybe_initialize_fundef_copies_table): New static function.
2959 (get_fundef_copy): New static function.
2960 (save_fundef_copy): New static function.
2961 (cxx_eval_call_expression): Use get_fundef_copy, and
2963 (constexpr_call_table): Add "deletable" GTY marker.
2965 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2968 * cp-tree.h (class cache_map): Remove.
2969 * constexpr.c (cv_cache): Change type to
2970 GTY((deletable)) hash_map<tree, tree> *.
2971 (maybe_constant_value): Adjust following the change to cv_cache.
2972 (clear_cv_cache): New static function.
2973 (clear_cv_and_fold_caches): Use it.
2974 * cp-gimplify.c (fold_cache): Change type to
2975 GTY((deletable)) hash_map<tree, tree> *.
2976 (clear_fold_cache): Adjust following the change to fold_cache.
2977 (cp_fold): Likewise.
2979 2016-04-02 Martin Sebor <msebor@redhat.com>
2985 * constexpr.c (diag_array_subscript): New function.
2986 (cxx_eval_array_reference): Detect out of bounds array indices.
2988 2016-04-01 Jason Merrill <jason@redhat.com>
2992 * pt.c (instantiate_decl): A function isn't fully defined if
2993 DECL_INITIAL is error_mark_node.
2994 * constexpr.c (cxx_eval_call_expression): Likewise.
2996 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2997 Marek Polacek <polacek@redhat.com>
3000 * init.c (warn_placement_new_too_small): Test whether
3001 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
3003 2016-04-01 Nathan Sidwell <nathan@acm.org>
3006 * decl.c (check_redeclaration_exception_specification): Check
3007 regardless of -fno-exceptions.
3008 * typeck2.c (merge_exception_specifiers): Relax assert by checking
3009 flag_exceptions too.
3011 2016-03-31 Nathan Sidwell <nathan@acm.org>
3013 * decl.c (start_preparsed_function): Remove unnecessary bracing.
3014 (finish_destructor_body): Don't emit operator delete here.
3016 2016-03-31 Nathan Sidwell <nathan@acm.org>
3019 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
3020 elements in field order.
3022 2016-03-31 Marek Polacek <polacek@redhat.com>
3025 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
3027 2016-03-31 Richard Biener <rguenther@suse.de>
3030 * typeck.c (cp_build_binary_op): Fix operand order of vector
3031 conditional in truth op handling.
3033 2016-03-29 Jason Merrill <jason@redhat.com>
3036 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
3037 in constexpr functions.
3039 2016-03-28 Jason Merrill <jason@redhat.com>
3044 * decl.c, pt.c, constexpr.c: Revert last patch.
3046 2016-03-25 Jason Merrill <jason@redhat.com>
3047 Martin Liška <mliska@suse.cz>
3052 * decl.c (cp_fname_init): Decay the initializer to pointer.
3053 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
3054 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
3055 Don't call cp_finish_decl.
3056 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
3057 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
3058 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
3059 Handle DECL_VALUE_EXPR.
3061 2016-03-24 Jason Merrill <jason@redhat.com>
3064 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
3067 * constexpr.c (cxx_eval_call_expression): Don't cache result if
3070 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
3073 * tree.c (build_cplus_array_type): Determine type-dependentess
3074 with uses_template_parms instead of with dependent_type_p.
3076 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
3079 * typeck.c (process_init_constructor_union): If the initializer
3080 is empty, use the union's NSDMI if it has one.
3082 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
3085 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
3086 NSDMI that's part of an aggregrate initialization.
3088 2016-03-23 Jakub Jelinek <jakub@redhat.com>
3091 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
3092 for 1..max even for multi-dimensional arrays. Call unshare_expr
3096 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
3097 on TREE_OVERFLOW constants.
3100 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
3101 for OMP_TASKLOOP here.
3102 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
3103 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
3105 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
3106 Jason Merrill <jason@redhat.com>
3107 Jakub Jelinek <jakub@redhat.com>
3110 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
3111 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
3112 (finish_function): Don't set or test them.
3113 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
3115 2016-03-23 Jason Merrill <jason@redhat.com>
3118 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
3120 2016-03-23 Marek Polacek <polacek@redhat.com>
3123 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
3125 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
3127 * call.c (build_conditional_expr_1): Always use original
3128 condition type for vector type checks and build.
3130 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
3133 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
3135 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
3138 * constexpr.c (non_const_var_error): Check
3139 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
3141 2016-03-21 Richard Henderson <rth@redhat.com>
3144 * decl.c (notice_forced_label_r): New.
3145 (cp_finish_decl): Use it.
3147 2016-03-21 Jason Merrill <jason@redhat.com>
3150 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
3152 2016-03-18 Jason Merrill <jason@redhat.com>
3155 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
3158 * class.c (vptr_via_virtual_p): New.
3159 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
3160 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
3161 a vptr from any virtual base in a not-in-charge 'structor.
3163 * decl.c (build_clobber_this): Factor out of
3164 start_preparsed_function and begin_destructor_body. Handle
3165 virtual bases better.
3167 * class.c (build_if_in_charge): Split out from build_base_path.
3168 * init.c (expand_virtual_init, expand_default_init): Use it.
3169 * call.c (build_special_member_call): Use it.
3171 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3174 * init.c (build_new_1): Complain and return error_mark_node
3175 if alloc_fn is not _Jv_AllocObject function returning pointer.
3177 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
3180 * search.c (adjust_result_of_qualified_name_lookup): Don't
3181 update the BASELINK_BINFO of DECL if the second call
3182 to lookup_base fails.
3184 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
3187 * parser.c (cp_parser_lambda_expression): Move call to
3188 pop_deferring_access_checks ahead of the call to
3189 cp_parser_end_tentative_firewall.
3191 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3194 * cp-tree.h (magic_varargs_p): Return int instead of bool.
3195 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
3196 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
3198 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
3199 if magic_varargs_p == 1, call decay_conversion
3200 instead of mark_type_use. Don't store error_mark_node arguments to
3201 argarray, instead return error_mark_node.
3204 * decl.c (begin_destructor_body): Don't insert clobber if
3205 is_empty_class (current_class_type).
3207 2016-03-17 Marek Polacek <polacek@redhat.com>
3210 * typeck.c (warn_for_null_address): New function.
3211 (cp_build_binary_op): Call it.
3213 2016-03-16 Jason Merrill <jason@redhat.com>
3216 * decl.c (start_preparsed_function): Don't clobber an empty base.
3218 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3221 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
3222 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
3225 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
3226 set in_base_initializer.
3228 2016-03-15 Marek Polacek <polacek@redhat.com>
3231 * tree.c (strip_typedefs): Call strip_typedefs again on the
3232 DECL_ORIGINAL_TYPE result.
3234 2016-03-15 Jason Merrill <jason@redhat.com>
3237 * pt.c (instantiate_decl): Fix call to variable_template_p.
3240 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
3242 2016-03-14 Casey Carter <casey@carter.net>
3243 Jason Merrill <jason@redhat.com>
3245 P0184R0: Generalizing the Range-Based For Loop
3246 * parser.c (cp_convert_range_for): Set the type of __end separately.
3247 (cp_parser_perform_range_for_lookup): Allow different begin/end
3248 types if they are comparable.
3250 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
3253 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
3254 processing_template_decl and EXPR is a SCOPE_REF.
3256 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
3257 Jakub Jelinek <jakub@redhat.com>
3260 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
3261 return value from cxx_eval_constant_expression from earlier
3262 elements if it is valid constant initializer requiring no
3265 2016-03-10 Marek Polacek <polacek@redhat.com>
3268 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
3270 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
3272 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
3273 when calling c_finish_omp_clauses.
3275 2016-03-08 Jason Merrill <jason@redhat.com>
3277 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
3278 diagnostic for use of "concept".
3279 (cp_parser_requires_clause_opt): And "requires".
3280 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
3281 (cp_parser_explicit_template_declaration): Adjust.
3282 * Make-lang.in (check-c++-all): Add "concepts" to std list.
3284 P0036R0: Unary Folds and Empty Parameter Packs
3285 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
3287 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3290 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
3291 even after the last iteration of the loop.
3293 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
3295 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
3298 * pt.c (get_template_info): Handle PARM_DECL.
3299 (template_class_depth): Check DECL_P instead of
3300 VAR_OR_FUNCTION_DECL_P.
3302 2016-03-05 Jason Merrill <jason@redhat.com>
3305 * constexpr.c (cxx_eval_store_expression): Replace
3306 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
3308 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
3311 * pt.c (template_class_depth): Given a lambda type, iterate
3312 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
3313 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
3316 2016-03-04 Jason Merrill <jason@redhat.com>
3319 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
3320 * init.c (build_vec_delete_1): Set it.
3321 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
3323 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3325 * decl.c (start_preparsed_function): Don't emit start clobber at the
3326 start of constructor clones.
3329 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
3330 * decl.c (start_preparsed_function): Call
3331 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
3332 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
3333 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
3335 2016-03-04 Jason Merrill <jason@redhat.com>
3338 * constexpr.c (cxx_eval_component_reference): Further tweak.
3340 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
3341 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
3342 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
3343 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
3346 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
3349 2016-03-03 Jason Merrill <jason@redhat.com>
3351 * method.c (synthesized_method_walk): operator= can also be constexpr.
3353 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
3354 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
3357 * pt.c (copy_template_args): New.
3358 (tsubst_pack_expansion): Use it.
3360 * call.c (build_aggr_conv): Use get_nsdmi.
3363 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
3366 * constexpr.c (cxx_eval_component_reference): Just return an empty
3367 CONSTRUCTOR for an empty class.
3369 2016-03-01 Jason Merrill <jason@redhat.com>
3372 * parser.c (cp_parser_requires_clause): Call
3373 check_for_bare_parameter_packs.
3376 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
3380 * constexpr.c (cxx_eval_call_expression): Unshare arg.
3381 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
3382 [TARGET_EXPR]: Unshare init.
3384 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
3388 * pt.c (tsubst_baselink): Reinstate the check for an invalid
3391 2016-02-28 Jason Merrill <jason@redhat.com>
3394 * constexpr.c (cxx_eval_store_expression): Unshare init.
3396 2016-02-26 Jason Merrill <jason@redhat.com>
3399 * pt.c (make_argument_pack): New.
3400 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
3401 (tsubst_copy_and_build): Likewise.
3403 2016-02-25 Jason Merrill <jason@redhat.com>
3406 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
3407 * tree.c (build_aggr_init_expr): Set it.
3408 * semantics.c (simplify_aggr_init_expr): Check it.
3409 * cp-gimplify.c (cp_genericize_r): Don't walk into
3410 a call/aggr_init from a thunk.
3413 * method.c (forward_parm): Handle parameter packs.
3414 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
3417 * constexpr.c (cxx_eval_component_reference): Don't complain about
3418 unevaluated empty classes.
3421 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
3423 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
3426 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
3427 (maybe_undo_parenthesized_ref): Declare.
3428 * semantics.c (maybe_undo_parenthesized_ref): Split out from
3430 (finish_call_expr): Use it.
3431 * typeck.c (check_return_expr): Use it.
3432 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
3433 REF_PARENTHESIZED_P flag.
3435 2016-02-24 Jakub Jelinek <jakub@redhat.com>
3438 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
3440 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
3442 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
3443 unless they are folded into INTEGER_CST, error_mark_node or some
3444 comparison with NULL, avoid folding them and use either the original
3445 comparison or non-folded comparison of folded arguments.
3446 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
3447 comparison, don't fold the comparison right away.
3449 2016-02-24 Jason Merrill <jason@redhat.com>
3452 * friend.c (make_friend_class): Likewise.
3453 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
3455 2016-02-24 Jason Merrill <jason@redhat.com>
3458 * pt.c (instantiate_class_template_1): Set
3459 processing_template_decl before substituting friend_type.
3461 016-02-24 Martin Sebor <msebor@redhat.com>
3464 * tree.c (build_ctor_subob_ref): Compare types' main variants
3465 instead of the types as they are.
3467 2016-02-24 Jason Merrill <jason@redhat.com>
3469 * decl.c (start_preparsed_function): Condition ctor clobber on
3470 flag_lifetime_dse > 1.
3472 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
3474 2016-02-19 Jason Merrill <jason@redhat.com>
3477 * call.c (remaining_arguments): No longer static.
3478 * cp-tree.h: Declare it.
3479 * pt.c (more_specialized_fn): Use it.
3481 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3482 Bernd Edlinger <bernd.edlinger@hotmail.de>
3484 * Make-lang.in: Invoke gperf with -L C++.
3485 * cfns.gperf: Remove prototypes for hash and libc_name_p
3487 * cfns.h: Regenerated.
3488 * except.c (nothrow_libfn_p): Adjust.
3490 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3493 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
3494 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
3496 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
3499 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
3501 * semantics.c (finish_call_expr): Don't assume a constructor
3502 call is dependent if only the "this" pointer is dependent. When
3503 building a constructor call, always use a dummy object.
3505 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3508 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
3510 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
3511 operators if folding preserved the binop, just with different
3515 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
3516 attr_spec is always single element chain, chain all the attributes
3517 properly together in the right order.
3519 2016-02-18 Jason Merrill <jason@redhat.com>
3521 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
3523 (mangle_decl): Call maybe_check_abi_tags for function scope.
3524 (mangle_guard_variable): Call maybe_check_abi_tags here.
3525 (write_guarded_var_name): Not here.
3527 2016-02-17 Jason Merrill <jason@redhat.com>
3530 * constexpr.c (build_constexpr_constructor_member_initializers):
3531 Handle an additional STATEMENT_LIST.
3534 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
3537 * decl2.c (reset_type_linkage_2): Look through member templates.
3539 2016-02-17 Jakub Jelinek <jakub@redhat.com>
3542 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
3544 2016-02-17 Jason Merrill <jason@redhat.com>
3547 * method.c (forward_parm): Split out from...
3548 (add_one_base_init): ...here.
3549 * lambda.c (maybe_add_lambda_conv_op): Use it.
3551 2016-02-16 Jason Merrill <jason@redhat.com>
3555 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
3556 tree.c, typeck2.c: Revert earlier changes.
3557 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
3558 non-type templates after -> or .
3560 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3563 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
3565 2016-02-16 Jason Merrill <jason@redhat.com>
3568 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
3569 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
3570 * name-lookup.h: Adjust.
3572 2016-02-16 James Norris <jnorris@codesourcery.com>
3574 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
3575 * semantics.c (finish_omp_clauses): Add deviceptr checking.
3577 2016-02-15 Jakub Jelinek <jakub@redhat.com>
3580 * init.c (expand_default_init): Only call reshape_init
3581 in the direct-initialization from an initializer list case.
3583 2016-02-15 Jason Merrill <jason@redhat.com>
3586 * semantics.c (finish_call_expr): Implicit 'this' does not make
3588 * search.c (any_dependent_bases_p): Split out...
3589 * name-lookup.c (do_class_using_decl): ...from here.
3590 * call.c (build_new_method_call_1): Don't complain about missing object
3591 if there are dependent bases. Tweak error.
3592 * tree.c (non_static_member_function_p): Remove.
3593 * pt.c (type_dependent_expression_p): A member template of a
3594 dependent type is dependent.
3595 * cp-tree.h: Adjust.
3598 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
3600 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
3603 * pt.c (lookup_and_finish_template_variable): New function,
3605 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
3606 (tsubst_qualified_id): Consider that EXPR might be a variable
3608 * typeck.c (check_template_keyword): Don't emit an error
3609 if DECL is a variable template.
3611 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3613 * error.c: Spelling fixes - behaviour -> behavior and
3614 neighbour -> neighbor.
3616 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
3618 * init.c (build_delete): Likewise.
3620 2016-02-11 Jakub Jelinek <jakub@redhat.com>
3623 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
3624 arguments for -Waddress warning. Fix up formatting.
3626 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
3629 * pt.c (lookup_template_class_1): Check tsubst return value for
3632 2016-02-10 Jason Merrill <jason@redhat.com>
3635 * pt.c (resolve_nondeduced_context): Add complain parm.
3636 (do_auto_deduction): Pass it.
3637 * cvt.c (convert_to_void): Likewise.
3638 * decl.c (cp_finish_decl): Likewise.
3639 * init.c (build_new): Likewise.
3640 * rtti.c (get_tinfo_decl_dynamic): Likewise.
3641 * semantics.c (finish_decltype_type): Likewise.
3642 * typeck.c (decay_conversion): Likewise.
3643 * cp-tree.h: Adjust declaration.
3644 * call.c (standard_conversion): Add complain parm, pass it along.
3645 (implicit_conversion): Pass it.
3648 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
3649 (lookup_name_real_1): Likewise.
3650 (remove_hidden_names): Handle non-functions too.
3653 * parser.c (cp_parser_lookup_name): When looking for a template
3654 after . or ->, only consider class templates.
3655 (cp_parser_postfix_dot_deref_expression): Handle the current
3656 instantiation. Remember a dependent object expression.
3657 * typeck2.c (build_x_arrow): Handle the current instantiation.
3659 * ptree.c (debug_tree): Implement for cp_expr.
3661 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3664 * parser.c (cp_parser_simple_type_specifier): Make the check
3665 for disambiguating between an 'auto' placeholder and an implicit
3666 template parameter more robust.
3668 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3672 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
3673 setting its TREE_USED flag.
3675 2016-02-08 Jason Merrill <jason@redhat.com>
3678 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
3681 2016-02-08 Jakub Jelinek <jakub@redhat.com>
3684 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
3685 of the DECL_OMP_DECLARE_REDUCTION_P decls.
3687 2016-02-08 Marek Polacek <polacek@redhat.com>
3690 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
3691 Call clear_fold_cache.
3692 * cp-tree.h: Adjust declaration.
3693 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
3694 rather than clear_cv_cache and clear_fold_cache.
3695 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
3697 2016-02-08 Jason Merrill <jason@redhat.com>
3699 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
3700 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
3701 (ocp_convert): Use *_maybe_fold.
3702 (cp_convert_to_pointer): Add dofold parameter.
3703 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
3705 2016-02-05 Martin Sebor <msebor@redhat.com>
3708 * init.c (find_field_init): New function.
3709 (warn_placement_new_too_small): Call it. Handle one-element arrays
3710 at ends of structures special.
3712 2016-02-05 Jason Merrill <jason@redhat.com>
3715 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
3716 make sure we've seen_error().
3718 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
3721 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
3722 if lookup_fnfields returns NULL_TREE and the name being looked
3723 up has the form A::A.
3725 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
3727 * constexpr.c (cxx_eval_binary_expression): Fold equality
3728 comparisons involving PTRMEM_CSTs.
3730 2016-02-04 Jakub Jelinek <jakub@redhat.com>
3732 * class.c (find_flexarrays): Don't declare dom variable.
3733 (diagnose_flexarray): Likewise.
3735 2016-02-02 Martain Sebor <msebor@redhat.com>
3742 * class.c (walk_subobject_offsets): Avoid testing the upper bound
3743 of a flexible array member for equality to null.
3744 (find_flexarrays): Remove spurious whitespace introduced in r231665.
3745 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
3746 (check_flexarrays): Same.
3747 * decl.c (compute_array_index_type): Avoid special case for flexible
3749 (grokdeclarator): Avoid calling compute_array_index_type for flexible
3751 * error.c (dump_type_suffix): Revert changes introduced in r231665
3752 and rendered unnecessary by the changes above.
3753 * pt.c (tsubst): Same.
3754 * tree.c (build_ctor_subob_ref): Handle flexible array members.
3755 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
3756 (process_init_constructor_array): Same.
3757 (process_init_constructor_record): Same.
3759 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
3762 * pt.c (try_one_overload): Handle comparing argument packs so
3763 that there is no conflict if we deduced more arguments of an
3764 argument pack than were explicitly specified.
3766 2016-01-31 Jakub Jelinek <jakub@redhat.com>
3767 Jason Merrill <jason@redhat.com>
3770 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
3771 function type if nothing is changing.
3773 2016-01-31 Jason Merrill <jason@redhat.com>
3776 * pt.c (partial_specialization_p, impartial_args): New.
3777 (instantiate_decl): Call impartial_args.
3779 * mangle.c (maybe_check_abi_tags): New.
3780 (write_guarded_var_name): Call it.
3781 (mangle_ref_init_variable): Call check_abi_tags.
3783 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
3784 between template and instantiation.
3786 2016-01-29 Jakub Jelinek <jakub@redhat.com>
3789 * decl.c (wrapup_globals_for_namespace): Warn about unused static
3790 function declarations.
3792 2016-01-29 Marek Polacek <polacek@redhat.com>
3796 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
3797 out of bound" error earlier.
3798 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
3801 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
3803 * name-lookup.c (begin_scope): After reusing a cp_binding_level
3804 structure, update free_binding_level before the structure's
3805 level_chain field gets cleared, not after.
3807 2016-01-28 Jason Merrill <jason@redhat.com>
3810 * search.c (dfs_walk_once, dfs_walk_once_r)
3811 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
3812 hash_set instead of BINFO_MARKED.
3813 (dfs_unmark_r): Remove.
3815 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
3818 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
3819 (cp_lexer_debugging_p): Use it.
3820 (cp_lexer_start_debugging): Likewise.
3821 (cp_lexer_stop_debugging): Likewise.
3823 2016-01-27 Marek Polacek <polacek@redhat.com>
3826 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
3827 needed. Add -Wsign-compare warning.
3829 2016-01-27 Ryan Burn <contact@rnburn.com>
3832 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
3833 superfluous post_p argument in call to
3834 cilk_gimplify_call_params_in_spawned_fn.
3836 2016-01-27 Marek Polacek <polacek@redhat.com>
3839 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
3840 wrapped in NOP_EXPRs.
3842 2016-01-27 Martin Sebor <msebor@redhat.com>
3845 * mangle.c (mangle_decl): Reference the correct (saved) version
3846 of the ABI in -Wabi diagnostics.
3848 2016-01-27 Marek Polacek <polacek@redhat.com>
3851 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
3852 elements of the array.
3854 2016-01-26 Jason Merrill <jason@redhat.com>
3857 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
3858 (cxx_eval_call_expression): Don't look through clones.
3859 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
3860 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
3861 maybe-in-charge *tor.
3863 2016-01-26 Jason Merrill <jason@redhat.com>
3866 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
3867 and TREE_SIDE_EFFECTS.
3868 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
3869 verify_constructor_flags.
3871 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3874 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
3875 return error_mark_node instead of building trees with error_mark_node
3878 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3881 * error.c (print_instantiation_partial_context_line): Add missing
3882 newlines from output for the t == NULL case.
3883 (print_instantiation_partial_context): Remove call to pp_newline.
3885 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
3888 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3893 * decl.c (grokdeclarator): Don't decay array parameter type to
3894 a pointer type if it's dependent.
3895 (grokparms): Invoke strip_top_quals instead of directly invoking
3896 cp_build_qualified_type.
3897 * pt.c (decay_dependent_array_parm_type): New static function.
3898 (type_unification_real): Call decay_dependent_array_parm_type
3899 to decay a dependent array parameter type to its corresponding
3900 pointer type before unification.
3901 (more_specialized_fn): Likewise.
3902 (get_bindings): Likewise.
3903 * tree.c (cp_build_qualified_type): Trivial typofix in
3906 2016-01-23 Martin Sebor <msebor@redhat.com>
3910 * decl2.c (is_late_template_attribute): Handle dependent argument
3911 to attribute align and attribute vector_size.
3913 2016-01-21 Jason Merrill <jason@redhat.com>
3916 * lambda.c (lambda_capture_field_type): Handle 'this' specially
3917 for init-capture, too.
3920 * decl.c (type_is_deprecated): Don't look into a typedef.
3924 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
3927 * decl.c (start_enum): Add attributes parameter.
3928 * parser.c (cp_parser_enum_specifier): Pass it.
3929 * pt.c (lookup_template_class_1): Pass it.
3930 * cp-tree.h: Adjust.
3932 2016-01-19 Jason Merrill <jason@redhat.com>
3935 * pt.c (convert_template_argument): Handle VAR_DECL properly.
3937 2016-01-19 Marek Polacek <polacek@redhat.com>
3940 * constexpr.c (clear_cv_cache): New.
3941 * cp-gimplify.c (clear_fold_cache): New.
3942 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
3943 * decl.c (finish_enum_value_list): Call them.
3946 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
3948 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3953 * decl.c (grokdeclarator): Don't decay array parameter type to
3954 a pointer type if it's dependent.
3955 (grokparms): Invoke strip_top_quals instead of directly invoking
3956 cp_build_qualified_type.
3957 * pt.c (decay_dependent_array_parm_type): New static function.
3958 (type_unification_real): Call decay_dependent_array_parm_type
3959 to decay a dependent array parameter type to its corresponding
3960 pointer type before unification.
3961 (more_specialized_fn): Likewise.
3962 (get_bindings): Likewise.
3963 * tree.c (cp_build_qualified_type): Trivial typofix in
3966 2016-01-18 Jason Merrill <jason@redhat.com>
3968 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
3970 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
3973 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
3974 (contains_label_1, contains_label_p): Remove.
3976 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3979 * pt.c (type_dependent_expression_p): For a function template
3980 specialization, a type is dependent iff any of its template
3983 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3985 * cp-array-notation.c (cp_expand_cond_array_notations): Return
3986 error_mark_node only if find_rank failed, not if it was
3989 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3992 * tree.c (build_min_non_dep_call_vec): Don't retain the
3993 KOENIG_LOOKUP_P flag of the non-dependent expression that's
3995 (build_min_non_dep_op_overload): Instead, do it here.
3997 2016-01-15 Jakub Jelinek <jakub@redhat.com>
4000 * parser.h (cp_token): Remove pragma_kind field. Add comment
4001 with number of unused bits.
4002 * parser.c (eof_token): Remove pragma_kind field initializer.
4003 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
4004 field, don't clear CPP_PRAGMA u.value.
4005 (cp_parser_pragma_kind): New function.
4006 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
4007 cp_parser_omp_construct, cp_parser_initial_pragma,
4008 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
4011 2016-01-15 Jason Merrill <jason@redhat.com>
4014 * call.c (build_cxx_call): Use fold_non_dependent_expr.
4016 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
4020 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
4021 array/function-to-pointer conversion. Call
4022 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
4023 * call.c (convert_like_real): Print call context if
4024 decay_conversion errors.
4026 2016-01-14 Tom de Vries <tom@codesourcery.com>
4028 PR tree-optimization/68773
4029 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
4032 2016-01-14 Jason Merrill <jason@redhat.com>
4035 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
4037 2016-01-12 Marek Polacek <polacek@redhat.com>
4040 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
4041 error_at and adjust the return value.
4043 2016-01-12 Jakub Jelinek <jakub@redhat.com>
4047 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
4048 GS_ERROR whenever seen_error (), only if *expr_p contains
4049 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
4053 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
4055 2016-01-11 Jason Merrill <jason@redhat.com>
4058 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
4059 (process_subob_fn): Likewise. Don't consider triviality if true.
4060 (synthesize_method_walk): Pass it.
4062 2016-01-11 David Malcolm <dmalcolm@redhat.com>
4065 * parser.c (cp_parser_postfix_expression): Initialize
4066 close_paren_loc to UNKNOWN_LOCATION; only use it if
4067 it has been written to by
4068 cp_parser_parenthesized_expression_list.
4069 (cp_parser_parenthesized_expression_list): Document the behavior
4070 with respect to the CLOSE_PAREN_LOC param.
4072 2016-01-11 Jakub Jelinek <jakub@redhat.com>
4075 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
4076 folded operands have side-effects, but folding changed any of them,
4077 build a new tree with the folded operands instead of returning the
4080 2016-01-09 Marek Polacek <polacek@redhat.com>
4083 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
4085 2016-01-09 Jakub Jelinek <jakub@redhat.com>
4088 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
4090 2016-01-08 Jason Merrill <jason@redhat.com>
4093 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
4096 2016-01-08 Marek Polacek <polacek@redhat.com>
4099 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
4101 2016-01-08 Jason Merrill <jason@redhat.com>
4103 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
4108 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
4109 TREE_ADDRESSABLE type.
4113 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
4115 2016-01-05 Nathan Sidwell <nathan@acm.org>
4118 * pt.c (build_non_dependent_expr): Don't try a checking fold when
4121 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4123 Update copyright years.
4125 Copyright (C) 2016 Free Software Foundation, Inc.
4127 Copying and distribution of this file, with or without modification,
4128 are permitted in any medium without royalty provided the copyright
4129 notice and this notice are preserved.