1 2016-12-02 Cesar Philippidis <cesar@codesourcery.com>
2 James Norris <jnorris@codesourcery.com>
4 * parser.c (cp_parser_oacc_enter_exit_data): Update diagnostics.
5 (cp_parser_pragma): Error when PRAGMA_OACC_{ENTER_DATA,
6 EXIT_DATA,WAIT} are not used in compound statements.
8 2016-12-01 Jason Merrill <jason@redhat.com>
10 * call.c (add_function_candidate): Also exclude inherited ctors
11 that take a type reference-related to the derived class.
13 * call.c (add_function_candidate): Exclude inherited copy/move
16 2016-11-29 David Malcolm <dmalcolm@redhat.com>
19 * name-lookup.c (lookup_name_fuzzy): Filter out reserved words
20 that were filtered out by init_reswords.
22 2016-11-28 Jakub Jelinek <jakub@redhat.com>
23 Jason Merrill <jason@redhat.com>
26 * decl.c (finish_enum_value_list): Call fixup_type_variants on
27 current_class_type after
28 insert_late_enum_def_into_classtype_sorted_fields.
30 2016-11-28 Jakub Jelinek <jakub@redhat.com>
33 * typeck.c (maybe_warn_about_returning_address_of_local): Optimize
34 whats_returned through fold_for_warn.
36 2016-11-27 Jason Merrill <jason@redhat.com>
39 * constexpr.c (cxx_eval_constant_expression): Use cp_fold_convert.
41 2016-11-24 Martin Liska <mliska@suse.cz>
44 * parser.c (cp_parser_range_for): Use safe_push instead of quick_push.
46 2016-11-23 Jakub Jelinek <jakub@redhat.com>
49 * cp-gimplify.c (cp_fold) <case CALL_EXPR>: When calling constructor
50 and maybe_constant_value returns non-CALL_EXPR, create INIT_EXPR
51 with the object on lhs and maybe_constant_value returned expr on rhs.
54 * pt.c (tsubst_copy): Return error_mark_node when mark_used
55 fails, even when complain & tf_error.
58 * cp-gimplify.c (cp_gimplify_tree) <case VEC_INIT_EXPR>: Pass
59 false as handle_invisiref_parm_p to cp_genericize_tree.
60 (struct cp_genericize_data): Add handle_invisiref_parm_p field.
61 (cp_genericize_r): Don't wrap is_invisiref_parm into references
62 if !wtd->handle_invisiref_parm_p.
63 (cp_genericize_tree): Add handle_invisiref_parm_p argument,
64 set wtd.handle_invisiref_parm_p to it.
65 (cp_genericize): Pass true as handle_invisiref_parm_p to
66 cp_genericize_tree. Formatting fix.
68 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
71 * decl.c (duplicate_decls): Warn when a built-in function is redefined.
72 Don't overload builtin functions with C++ functions.
73 Handle const_tm_ptr_type_node like file_ptr_node.
74 Copy the TREE_NOTHROW flag unmodified to the old decl.
76 2016-11-18 Jason Merrill <jason@redhat.com>
78 PR objc++/78418 - ICE in string tests on darwin
79 * tree.c (lvalue_kind): Guard DECL_HAS_VALUE_EXPR_P.
81 2016-11-18 Jakub Jelinek <jakub@redhat.com>
84 * mangle.c (mangle_tls_init_fn, mangle_tls_wrapper_fn): Call
87 2016-11-18 Jason Merrill <jason@redhat.com>
89 PR c++/67631 - list-init and explicit conversions
90 * semantics.c (finish_compound_literal): Call digest_init_flags.
91 * typeck2.c (digest_init_flags): Add complain parm.
92 (store_init_value): Pass it.
94 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
95 Alan Hayward <alan.hayward@arm.com>
96 David Sherwood <david.sherwood@arm.com>
98 * class.c (finish_struct_bits): Use SET_DECL_MODE.
99 (build_base_field_1, layout_class_type, finish_struct_1): Likewise.
100 * decl.c (make_label_decl): Likewise.
101 * pt.c (tsubst_decl): Likewise.
103 2016-11-17 Jason Merrill <jason@redhat.com>
105 PR c++/78193 - inherited ctor regressions on sparc32.
106 * call.c (build_over_call): Don't set CALL_FROM_THUNK_P here.
107 (build_call_a): Set it here, and don't insert EMPTY_CLASS_EXPR.
108 (convert_like_real) [ck_rvalue]: Also pass non-addressable
109 types along directly.
111 2016-11-17 Paolo Carlini <paolo.carlini@oracle.com>
114 * parser.c (cp_parser_non_integral_constant_expression): Issue a
115 pedwarn instead of an error for case NIC_FLOAT.
117 2016-11-17 Jason Merrill <jason@redhat.com>
119 PR c++/78124 - list-initialization and inherited ctor
120 * name-lookup.c (do_class_using_decl): Set CLASSTYPE_NON_AGGREGATE.
122 PR c++/78369 - {} as default argument
123 * call.c (build_special_member_call): Handle CONSTRUCTOR.
126 * parser.c (cp_parser_fold_expression): Check TREE_NO_WARNING.
128 2016-11-16 Jason Merrill <jason@redhat.com>
131 * decl.c (cp_finish_decl): Don't set TREE_CONSTANT on a reference.
132 * typeck2.c (store_init_value): Likewise.
134 * decl.c (store_decomp_type, lookup_decomp_type): New.
135 (cp_finish_decomp): Call store_decomp_type.
136 * semantics.c (finish_decltype_type): Call lookup_decomp_type.
137 * cp-tree.h: Declare lookup_decomp_type.
139 2016-11-15 Jakub Jelinek <jakub@redhat.com>
141 * decl.c (cp_finish_decomp): For DECL_NAMESPACE_SCOPE_P decl,
142 set DECL_ASSEMBLER_NAME.
143 * parser.c (cp_parser_decomposition_declaration): Likewise
144 if returning error_mark_node.
145 * mangle.c (mangle_decomp): New function.
146 * cp-tree.h (mangle_decomp): New declaration.
148 2016-11-15 Jason Merrill <jason@redhat.com>
151 * semantics.c (finish_decltype_type): Strip references for a tuple
153 * cp-tree.h (DECL_DECOMPOSITION_P): False for non-variables.
155 * decl2.c (decl_maybe_constant_var_p): References qualify.
156 * constexpr.c (non_const_var_error): Handle references.
157 * init.c (constant_value_1): Always check decl_constant_var_p.
158 * cp-gimplify.c (cp_fold_maybe_rvalue): Don't fold references.
159 * error.c (dump_decl_name): Split out from dump_decl.
161 2016-11-14 Jason Merrill <jason@redhat.com>
163 * tree.c (bitfield_p): New.
164 * cp-tree.h: Declare it.
165 * typeck.c (cxx_sizeof_expr, cxx_alignof_expr)
166 (cp_build_addr_expr_1): Use it instead of DECL_C_BIT_FIELD.
167 * decl.c (cp_finish_decomp): Look through reference. Always
168 SET_DECL_DECOMPOSITION_P.
169 * semantics.c (finish_decltype_type): Adjust decomposition handling.
171 2016-11-13 Jakub Jelinek <jakub@redhat.com>
172 Jason Merrill <jason@redhat.com>
174 Implement P0217R3 - C++17 structured bindings
175 * cp-tree.h (struct lang_decl_base): Add decomposition_p.
176 (DECL_DECOMPOSITION_P): New
177 (enum auto_deduction_context): Add adc_decomp_type.
178 (enum cp_declarator_kind): Add cdk_decomp.
179 * constexpr.c (cxx_eval_constant_expression): Look through
181 (potential_constant_expression_1): Likewise.
182 * decl.c (reshape_init): Preserve CONSTRUCTOR_IS_DIRECT_INIT.
183 (check_initializer): Use build_aggr_init for DECL_DECOMPOSITION_P.
184 (cp_finish_decl): Pass adc_decomp_type for decomposition.
185 (find_decomp_class_base, get_tuple_size, get_tuple_element_type)
186 (get_tuple_decomp_init, cp_finish_decomp): New.
187 (grokdeclarator): Handle decomposition.
188 * init.c (build_aggr_init): Handle decomposition array.
189 (build_vec_init): Handle initialization from { array }.
190 * name-lookup.c (add_function): Always wrap TEMPLATE_DECL in
192 * parser.c (declarator_can_be_parameter_pack): Handle cdk_decomp.
193 (function_declarator_p, strip_declarator_types)
194 (cp_parser_check_declarator_template_parameters): Likewise.
195 (cp_parser_range_for, cp_convert_range_for): Handle decomposition.
196 (cp_parser_simple_declaration): Parse decomposition.
197 (cp_parser_decomposition_declaration): New.
198 * pt.c (tsubst_decomp_names): New.
199 (subst_expr) [DECL_EXPR, RANGE_FOR_STMT]: Handle decomposition.
200 (do_auto_deduction): Handle adc_decomp_type.
201 * semantics.c (finish_decltype_type): Look through DECL_VALUE_EXPR.
202 * typeck.c (is_bitfield_expr_with_lowered_type): Likewise.
203 * tree.c (lvalue_kind): Likewise.
204 (cp_build_reference_type): Handle reference collapsing.
206 2016-11-13 Jason Merrill <jason@redhat.com>
208 * call.c (build_new_method_call_1): Include template arguments in
210 (print_error_for_call_failure): Likewise.
211 (build_new_function_call): Pass them in.
212 * name-lookup.c (supplement_binding_1): Don't complain about a
213 conflict with an erroneous declaration.
214 * error.c (dump_decl): Fix printing of alias declaration.
215 * decl.c (make_typename_type): Call cxx_incomplete_type_error.
216 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
217 * semantics.c (perform_koenig_lookup): Don't wrap an error in
220 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
223 * parser.c (cp_parser_postfix_pexpression): Call warn_for_restrict.
225 2016-11-12 Jason Merrill <jason@redhat.com>
228 * typeck.c (convert_arguments): Handle default arg followed by none.
230 * constexpr.c (potential_constant_expression_1): REALPART_EXPR and
231 IMAGPART_EXPR can be lvalues.
235 * pt.c (check_specialization_namespace): Allow any enclosing
237 (check_unqualified_spec_or_inst): New.
238 (check_explicit_specialization): Call it.
239 * parser.c (cp_parser_elaborated_type_specifier)
240 (cp_parser_class_head): Call it.
242 2016-11-10 Jason Merrill <jason@redhat.com>
245 * pt.c (tsubst_friend_function): Don't set DECL_INITIAL.
246 (instantiate_decl): It's OK to defer a constexpr function.
247 * cp-tree.h (DECL_FRIEND_PSEUDO_TEMPLATE_INSTANTIATION): Check
249 * decl2.c (decl_defined_p): Use it. No longer static.
250 * decl.c (redeclaration_error_message): Use decl_defined_p.
251 * constexpr.c (cxx_eval_call_expression): Set input_location around
252 call to instantiate_decl.
254 2016-11-10 Jakub Jelinek <jakub@redhat.com>
256 * mangle.c (mangle_decl): Only emit -Wc++1z-compat warnings for
257 public or external symbols.
259 2016-11-09 Jakub Jelinek <jakub@redhat.com>
262 * mangle.c (start_mangling): Reset G.need_cxx1z_warning.
264 2016-11-09 Jason Merrill <jason@redhat.com>
266 * parser.c (cp_parser_simple_type_specifier): Allow placeholder
267 for template template parameter.
268 (cp_parser_type_id_1): Improve diagnostic.
269 * decl.c (grokdeclarator): Handle class deduction diagnostics here.
270 * pt.c (splice_late_return_type): Not here.
271 (tsubst) [TEMPLATE_TYPE_PARM]: Substitute into placeholder template.
272 (do_class_deduction): Handle non-class templates.
274 Implement P0127R2, Declaring non-type parameters with auto.
275 * cp-tree.h (enum auto_deduction_context): Add adc_unify.
276 * decl.c (grokdeclarator): Allow 'auto' in C++17 template non-type
278 * pt.c (do_auto_deduction): Add outer_targs parameter.
279 (convert_template_argument): Call do_auto_deduction. If adc_unify,
280 don't give up on dependent init.
281 (unify): Likewise. In C++17, walk into the type of a
283 (for_each_template_parm): Add any_fn parameter.
284 (struct pair_fn_data): Likewise.
285 (for_each_template_parm_r): Call it for any tree. In C++17, walk
286 into the type of a TEMPLATE_PARM_INDEX.
287 (zero_r, array_deduction_r, try_array_deduction): New.
288 (type_unification_real): Call try_array_deduction.
289 (get_partial_spec_bindings): Likewise.
291 2016-11-07 Jason Merrill <jason@redhat.com>
293 Implement P0012R1, Make exception specifications part of the type
295 * cp-tree.h (enum tsubst_flags): Add tf_fndecl_type.
296 (flag_noexcept_type, ce_type): New.
297 * call.c (build_conv): Add ck_fnptr.
298 (enum conversion_kind): Change ck_tsafe to ck_fnptr.
299 (convert_like_real): Likewise.
300 (standard_conversion): Likewise. Allow function pointer
301 conversions for pointers to member functions.
302 (reference_compatible_p): Allow function pointer conversions.
303 (direct_reference_binding): Likewise.
304 (reference_binding): Reference-compatible is no longer a subset of
306 (is_subseq): Also strip ck_lvalue after next_conversion.
307 * class.c (instantiate_type): Check fnptr_conv_p.
308 (resolve_address_of_overloaded_function): Likewise.
309 * cvt.c (can_convert_tx_safety): Now static.
310 (noexcept_conv_p, fnptr_conv_p, strip_fnptr_conv): New.
311 * decl.c (flag_noexcept_type): Define.
312 (cxx_init_decl_processing): Set it.
313 (bad_specifiers): Check it.
314 (grokdeclarator) [cdk_function]: Add exception-spec to type here.
315 * lambda.c (maybe_add_lambda_conv_op): Add exception-spec to
317 * mangle.c (struct globals): Add need_cxx1z_warning.
318 (mangle_decl): Check it.
319 (write_exception_spec): New.
320 (write_function_type): Call it.
321 (canonicalize_for_substitution): Handle exception spec.
322 (write_type): Likewise.
323 (write_encoding): Set processing_template_decl across mangling of
324 partially-instantiated type.
325 * pt.c (determine_specialization): Pass tf_fndecl_type.
326 (tsubst_decl, fn_type_unification): Likewise.
327 (tsubst): Strip tf_fndecl_type, pass it to
328 tsubst_exception_specification.
329 (convert_nontype_argument_function): Handle function pointer
331 (convert_nontype_argument): Likewise.
332 (unify, for_each_template_parm_r): Walk into noexcept-specifier.
333 * rtti.c (ptr_initializer): Encode noexcept.
334 * tree.c (canonical_eh_spec): New.
335 (build_exception_variant): Use it.
336 * typeck.c (composite_pointer_type): Handle fnptr conversion.
337 (comp_except_specs): Compare canonical EH specs.
338 (structural_comptypes): Call it.
340 * call.c (standard_conversion): Reorganize pointer conversions.
341 * pt.c (convert_nontype_argument_function): Convert to ref here.
342 (convert_nontype_argument): Not here.
343 (convert_template_argument): Add original type to error message.
344 (RECUR_AND_CHECK_FAILURE): Remove trailing semicolon.
345 (unify): Compare function-qualifiers.
346 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Use
347 cp_build_qualified_type rather than TYPE_MAIN_VARIANT.
349 * pt.c (push_tinst_level_loc): Add template instantiations to the
350 announce_function stream.
352 2016-11-04 Paolo Carlini <paolo.carlini@oracle.com>
355 * pt.c (tsubst_expr, case IF_STMT): Use fold_non_dependent_expr
356 to suppress unwanted warnings.
358 2016-11-03 Jason Merrill <jason@redhat.com>
361 * call.c (convert_default_arg): Look through inheriting ctors.
363 2016-11-03 Jakub Jelinek <jakub@redhat.com>
364 Alexandre Oliva <aoliva@redhat.com>
365 Jason Merrill <jason@redhat.com>
369 * tree.c (cp_check_qualified_type): Use check_base_type and
370 TYPE_QUALS comparison instead of check_qualified_type.
371 (cxx_type_hash_eq): Return false if type_memfn_rqual don't match.
372 * cp-objcp-common.c (cp_get_debug_type): New function.
373 (cp_decl_dwarf_attribute): Don't handle types here.
374 (cp_type_dwarf_attribute): New function.
375 * cp-objcp-common.h (cp_get_debug_type, cp_type_dwarf_attribute):
377 (LANG_HOOKS_GET_DEBUG_TYPE, LANG_HOOKS_TYPE_DWARF_ATTRIBUTE):
380 2016-11-03 Jason Merrill <jason@redhat.com>
382 * tree.c (cp_check_qualified_type): Call check_base_type instead
383 of check_qualified_type.
384 (cxx_type_hash_eq): Check ref-qualifiers.
385 * typeck.c (apply_memfn_quals): No need to mess with TYPE_CANONICAL.
387 2016-11-01 Jason Merrill <jason@redhat.com>
389 Implement P0136R1, Rewording inheriting constructors.
390 * call.c (enum rejection_reason_code): Add rr_inherited_ctor.
391 (inherited_ctor_rejection): New.
392 (add_function_candidate): Reject inherited ctors for copying.
393 (enforce_access): Use strip_inheriting_ctors.
394 (print_z_candidate): Likewise. Handle rr_inherited_ctor.
395 (convert_like_real): Avoid copying inheriting ctor parameters.
396 (build_over_call): Likewise. A base ctor inheriting from vbase
397 has no parms. Sorry about varargs.
398 (joust): A local constructor beats inherited with the same convs.
399 * class.c (add_method): Handle hiding inheriting ctors.
400 (one_inherited_ctor): Handle new semantics.
401 (add_implicitly_declared_members): Pass using_decl down.
402 (build_clone): A base ctor inheriting from vbase has no parms.
403 * cp-tree.h (DECL_INHERITED_CTOR): Store this instead of the base.
404 (SET_DECL_INHERITED_CTOR): Likewise.
405 (DECL_INHERITED_CTOR_BASE): Adjust.
406 * constexpr.c: Adjust.
407 * error.c (dump_function_decl): Decorate inheriting ctors.
408 * init.c (emit_mem_initializers): Suppress access control in
410 * mangle.c (write_special_name_constructor): Handle new inheriting
412 * method.c (strip_inheriting_ctors, inherited_ctor_binfo)
413 (ctor_omit_inherited_parms, binfo_inherited_from): New.
414 (synthesized_method_walk): Use binfo_inherited_from. Suppress
415 access control in inheriting ctor.
416 (deduce_inheriting_ctor): Deleted if ambiguous ctor inheritance.
417 (maybe_explain_implicit_delete): Explain ambigous ctor inheritance.
418 (add_one_base_init, do_build_copy_constructor): Adjust.
419 (locate_fn_flags, explain_implicit_non_constexpr): Adjust.
420 (implicitly_declare_fn): Adjust.
421 (get_inherited_ctor): Remove.
422 * name-lookup.c (do_class_using_decl): Check for indirect ctor
424 * optimize.c (cdtor_comdat_group): Adjust for new mangling.
425 (maybe_clone_body): Handle omitted parms in base clone.
426 (maybe_thunk_body): Don't thunk if base clone omits parms.
427 * pt.c (tsubst_decl): Adjust.
428 (instantiate_template_1): Suppress access control in inheriting
430 (fn_type_unification): Do deduction with inherited ctor.
431 * tree.c (special_function_p): Adjust.
433 2016-11-01 Jakub Jelinek <jakub@redhat.com>
435 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle DW_AT_inline.
437 2016-11-01 Jason Merrill <jason@redhat.com>
439 * class.c (declared_access): Split out from handle_using_decl.
441 2016-10-31 Jakub Jelinek <jakub@redhat.com>
444 * parser.c (cp_parser_postfix_expression): Replace return statement in
445 the first switch with setting postfix_expression to the return
446 expression and break;.
449 * pt.c (tsubst_expr) <case CASE_LABEL_EXPR> Copy over
450 FALLTHROUGH_LABEL_P flag to the new LABEL_DECL.
451 (tsubst_expr) <case LABEL_EXPR>: Likewise.
453 2016-09-11 Le-Chun Wu <lcwu@google.com>
454 Mark Wielaard <mjw@redhat.com>
456 * name-lookup.c (pushdecl_maybe_friend): When emitting a
457 shadowing warning, use the code corresponding to the
458 given -Wshadow= variant.
460 2016-10-26 Jason Merrill <jason@redhat.com>
462 * class.c (add_method): Allow using-declarations to coexist.
464 2016-10-25 Jason Merrill <jason@redhat.com>
466 * constexpr.c (maybe_constant_init): Pull out TARGET_EXPR_INITIAL.
467 (cxx_eval_outermost_constant_expr): Don't return a CONSTRUCTOR
468 with CONSTRUCTOR_NO_IMPLICIT_ZERO.
469 (cxx_eval_call_expression): Clear CONSTRUCTOR_NO_IMPLICIT_ZERO.
471 2016-10-25 Jakub Jelinek <jakub@redhat.com>
473 * parser.c (cp_parser_postfix_expression): Adding missing break;.
475 * cp-tree.h (finish_builtin_launder): Declare.
476 * parser.c (cp_parser_postfix_expression): Handle RID_BUILTIN_LAUNDER.
477 * semantics.c (finish_builtin_launder): New function.
478 * pt.c (tsubst_copy_and_build): Handle instantiation of IFN_LAUNDER.
479 * constexpr.c (cxx_eval_internal_function): Handle IFN_LAUNDER.
480 (potential_constant_expression_1): Likewise.
482 2016-10-24 Jakub Jelinek <jakub@redhat.com>
484 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle DW_AT_reference
485 and DW_AT_rvalue_reference.
487 * cxx-pretty-print.c (pp_cxx_check_constraint): Use VAR_P (x)
488 instead of TREE_CODE (x) == VAR_DECL.
489 * constraint.cc (get_concept_definition): Likewise.
490 (finish_shorthand_constraint): Likewise.
491 * init.c (warn_placement_new_too_small): Likewise.
492 * cp-gimplify.c (cp_genericize_r): Likewise.
494 2016-10-21 Jason Merrill <jason@redhat.com>
497 * pt.c (convert_template_argument): Call convert_nontype_argument
498 on value-dependent but not type-dependent arguments.
499 (convert_nontype_argument): Handle value-dependent arguments.
500 (canonicalize_expr_argument): New.
501 (deducible_expression, unify): Skip CONVERT_EXPR.
502 * error.c (dump_template_argument): Likewise.
503 * mangle.c (write_expression): Likewise.
505 * ptree.c (cxx_print_xnode) [TEMPLATE_PARM_INDEX]: Dump the decl.
507 2016-10-21 Jakub Jelinek <jakub@redhat.com>
509 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle
512 2016-10-17 Jakub Jelinek <jakub@redhat.com>
514 * cp-objcp-common.h (cp_function_decl_explicit_p,
515 cp_function_decl_deleted_p, cp_function_decl_defaulted): Remove.
516 (cp_decl_dwarf_attribute): Declare.
517 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
518 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
519 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
520 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Redefine.
521 * cp-objcp-common.c (cp_function_decl_explicit_p,
522 cp_function_decl_deleted_p, cp_function_decl_defaulted): Remove.
523 (cp_decl_dwarf_attribute): New function.
525 2016-10-15 Jason Merrill <jason@redhat.com>
528 * constexpr.c (maybe_simplify_trivial_copy): New.
529 (cxx_eval_store_expression): Call it.
530 * call.c (build_over_call): Use unsigned char for trivial copy.
532 2016-10-14 Jason Merrill <jason@redhat.com>
534 Implement P0017R1, C++17 aggregates with bases.
535 * class.c (build_base_field_1): Split out from...
536 (build_base_field): ...here. In C++17 mode, build a field for
538 * decl.c (xref_basetypes): In C++17 aggregates can have bases.
539 (next_initializable_field): Allow base fields in C++17.
540 * typeck2.c (process_init_constructor_record): Likewise.
542 2016-10-14 Jakub Jelinek <jakub@redhat.com>
544 DR 1511 - const volatile variables and ODR
545 * decl.c (grokvardecl): Change flags argument to type_quals,
546 add conceptp argument. Set TREE_PUBLIC for non-static volatile vars.
547 (grokdeclarator): Adjust grokvardecl caller.
549 2016-10-13 Martin Sebor <msebor@redhat.com>
552 * class.c (struct flexmems_t): Add members.
553 (find_flexarrays): Add arguments. Correct handling of anonymous
555 (diagnose_flexarrays): Adjust to issue warnings in addition to errors.
556 (check_flexarrays): Add argument.
557 (diagnose_invalid_flexarray): New functions.
559 2016-10-13 Jakub Jelinek <jakub@redhat.com>
560 Jason Merrill <jason@redhat.com>
562 Implement P0386R2 - C++17 inline variables
563 * cp-tree.h (struct lang_type): Shrink language field to 1 bit
564 from 4. Add var_declared_inline_p field. Mention 2 spare bits.
565 (DECL_VAR_DECLARED_INLINE_P): Define.
566 (SET_DECL_VAR_DECLARED_INLINE_P): Define.
567 (DECL_INLINE_VAR_P): Define.
568 (diagnose_inline_vars_for_namespace): Declare.
569 * decl.c (diagnose_inline_vars_for_namespace): New function.
570 (duplicate_decls): For static data members copy
571 DECL_DECLARED_CONSTEXPR_P.
572 (redeclaration_error_message): Handle C++17 redundant redeclaration
573 of constexpr static data member outside of class.
574 (maybe_commonize_var): Handle inline variables.
575 (check_initializer): Ignore inline variables for diagnostics.
576 Adjust diagnostic wording for C++17.
577 (make_rtl_for_nonlocal_decl): Allow in-class definition of
578 inline static data members.
579 (bad_specifiers): Don't diagnose inline on variables here.
580 (grokvardecl): Add inlinep argument, non-static const inline variables
582 (check_static_variable_definition): Return early also for inline
584 (mark_inline_variable): New.
585 (grokdeclarator): Handle inline variables and inline static data
587 * typeck2.c (store_init_value): Don't diagnose non-constant
588 initializers for non-constexpr inline static data members.
589 * decl2.c (vague_linkage_p): Return true for inline variables.
590 (c_parse_final_cleanups): In-class declaration of inline static
591 data members is a definition. Call diagnose_inline_vars_for_namespace
592 through walk_namespaces.
593 * pt.c (instantiate_decl): Set pattern_defined for in-class definitions
594 of inline static data members.
596 2016-10-13 Jason Merrill <jason@redhat.com>
598 * decl.c (mark_inline_variable): New.
601 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
603 * decl2.c: Include memmodel.h.
606 2016-10-11 Jason Merrill <jason@redhat.com>
609 * init.c (build_new_1): Don't -Waligned-new about placement new.
610 (malloc_alignment): New. Consider MALLOC_ABI_ALIGNMENT.
611 * decl.c (cxx_init_decl_processing): New.
613 2016-10-10 Jason Merrill <jason@redhat.com>
617 * pt.c (do_class_deduction): Set cp_unevaluated_operand.
618 (tsubst) [TEMPLATE_TYPE_PARM]: Copy CLASS_PLACEHOLDER_TEMPLATE.
620 2016-10-08 Jason Merrill <jason@redhat.com>
622 * cp-gimplify.c (cp_fold): Add variable name.
624 * cp-gimplify.c (cp_fold): Distribute cp_truthvalue_conversion
627 2016-10-07 Jason Merrill <jason@redhat.com>
629 Further P0135 refinement.
630 * call.c (build_user_type_conversion_1): Consider conversions from
631 a single element in an initializer-list.
632 (build_temp): Undo early_elide_copy change.
633 (build_over_call): Check that we don't try to copy a TARGET_EXPR
634 in C++17 mode. Set user_conv_p here.
635 (convert_like_real): Not here.
636 (check_self_delegation): Split out from...
637 (build_special_member_call): ...here. Handle C++17 copy elision.
638 * cvt.c (early_elide_copy): Remove.
639 (ocp_convert): Undo early_elide_copy change.
640 * except.c (build_throw): Likewise.
641 * init.c (expand_default_init): Likewise.
642 * typeck.c (cp_build_modify_expr): Likewise.
644 2016-10-07 Nathan Sidwell <nathan@acm.org>
648 * init.c (emit_mem_initializers): Don't construct vbases of
650 (push_base_cleanups): Don't push vbase cleanups for abstract class
652 * method.c (synthethesized_method_walk): Don't walk vbases of
653 abstract classes when in C++14 mode.
655 2016-10-07 Jakub Jelinek <jakub@redhat.com>
657 Implement LWG2296 helper intrinsic
658 * parser.c (cp_parser_postfix_expression): Handle RID_ADDRESSOF.
659 * cp-objcp-common.c (cp_common_init_ts): Handle ADDRESSOF_EXPR.
660 * constexpr.c (potential_constant_expression_1): Likewise.
661 * error.c (dump_expr): Likewise.
662 * typeck.c (cp_build_addressof): New function.
663 * cp-tree.h (cp_build_addressof): Declare.
664 * cxx-pretty-print.h (pp_cxx_addressof_expression): Declare.
665 * cp-tree.def (ADDRESSOF_EXPR): New tree code.
666 * cxx-pretty-print.c (cxx_pretty_printer::primary_expression): Handle
667 ADDRESSOF_EXPR. Add __builtin_addressof and
668 __has_unique_object_representations into syntax in function comment.
669 (pp_cxx_addressof_expression): New function.
670 * pt.c (tsubst_copy_and_build): Handle ADDRESSOF_EXPR.
672 2016-10-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
675 * parser.c (cp_parser_base_specifier): Fix a warning.
677 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
680 * decl.c (grokdeclarator): Try to find the correct location for an
683 2016-10-07 Martin Liska <mliska@suse.cz>
685 * lambda.c (maybe_add_lambda_conv_op): Set default value.
687 2016-10-06 Jason Merrill <jason@redhat.com>
689 * call.c (build_temp, convert_like_real): Don't re-copy
690 TARGET_EXPR. Handle packed fields.
691 (build_x_va_arg): Wrap it in a TARGET_EXPR.
692 (build_over_call): Add sanity check.
693 * cvt.c (early_elide_copy): New.
694 (ocp_convert): Use it.
695 * except.c (build_throw): Use it.
696 * init.c (get_nsdmi): Put back the TARGET_EXPR.
697 (expand_default_init): Call early_elide_copy.
698 * typeck.c (cp_build_modify_expr): Call early_elide_copy.
700 2016-10-06 Jakub Jelinek <jakub@redhat.com>
702 Implement P0258R2 - helper for C++17
703 std::has_unique_object_representations trait
704 * cp-tree.h (enum cp_trait_kind): Add
705 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
706 (struct lang_type_class): Add unique_obj_representations
707 and unique_obj_representations_set bitfields.
708 (CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS,
709 CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS_SET): Define.
710 (type_has_unique_obj_representations): Declare.
711 * parser.c (cp_parser_primary_expression): Handle
712 RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
713 (cp_parser_trait_expr): Likewise. Formatting fix.
714 * semantics.c (trait_expr_value, finish_trait_expr): Handle
715 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
716 * tree.c (type_has_unique_obj_representations): New function.
717 (record_has_unique_obj_representations): New function.
718 * cxx-pretty-print.c (pp_cxx_trait_expression): Handle
719 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
721 2016-10-05 Jason Merrill <jason@redhat.com>
723 Implement P0135R1, Guaranteed copy elision.
724 * cvt.c (ocp_convert): Don't re-copy a TARGET_EXPR in C++17.
727 * call.c (reference_binding): Fix binding to member of temporary.
729 * call.c (extend_ref_init_temps): Fix TARGET_EXPR handling.
731 * parser.c (cp_parser_skip_to_end_of_statement): Add missing break.
733 * semantics.c (finish_compound_literal): Handle class placeholder.
735 2016-10-05 Marek Polacek <polacek@redhat.com>
737 Implement P0305R1, Selection statements with initializer.
738 * cp-array-notation.c (create_an_loop): Call finish_init_stmt
739 instead of finish_for_init_stmt.
740 * cp-tree.h (finish_for_init_stmt): Rename to finish_init_stmt.
741 * decl.c (poplevel): Adjust a comment.
742 * init.c (build_vec_init): Call finish_init_stmt instead of
743 finish_for_init_stmt.
744 * name-lookup.c (pushdecl_maybe_friend_1): Adjust a comment.
745 * name-lookup.h (enum scope_kind): Likewise.
746 * parser.c (cp_parser_statement): Update commentary.
747 (cp_parser_init_statement_p): New function.
748 (cp_parser_selection_statement): Parse the optional init-statement.
749 (cp_parser_for): Call finish_init_stmt instead of finish_for_init_stmt.
750 (cp_parser_c_for): Likewise.
751 (cp_convert_range_for): Call finish_init_stmt instead of finish_for_init_stmt.
752 (cp_parser_range_for_member_function): Update commentary.
753 (cp_parser_iteration_statement):
754 (cp_parser_for_init_statement): Rename to cp_parser_init_statement.
755 * pt.c (tsubst_omp_for_iterator): Update commentary.
756 (tsubst_expr): Call finish_init_stmt instead of finish_for_init_stmt.
757 * semantics.c (finish_for_init_stmt): Rename to finish_init_stmt.
760 2016-10-04 Jason Merrill <jason@redhat.com>
763 * pt.c (do_class_deduction): Handle list-initialization.
764 (do_auto_deduction): Call it sooner.
765 (build_deduction_guide): Use tsubst_arg_types.
766 (rewrite_template_parm): Don't copy_type.
769 * constexpr.c (cxx_eval_component_reference): Use name matching
772 Implement P0091R2, Template argument deduction for class templates.
773 * parser.c (cp_parser_simple_type_specifier): Parse class placeholder.
774 Use the location of the beginning of the type-specifier.
775 (cp_parser_init_declarator): Parse deduction guide.
776 (cp_parser_diagnose_invalid_type_name): Mention class deduction.
777 (cp_parser_type_id_1): Don't accept class placeholder as template arg.
778 * cp-tree.h (CLASS_PLACEHOLDER_TEMPLATE): New.
779 * decl.c (grokdeclarator): Check for uninitialized auto here.
780 (start_decl_1): Not here.
781 (cp_finish_decl): Or here. Don't collapse a list when doing
783 (grokfndecl): Check deduction guide scope and body.
784 * error.c (dump_decl, dump_function_decl, dump_function_name):
785 Handle deduction guides.
786 * pt.c (make_template_placeholder, do_class_deduction): New.
787 (build_deduction_guide, rewrite_template_parm): New.
788 (dguide_name, dguide_name_p, deduction_guide_p): New.
789 (do_auto_deduction): Call do_class_deduction.
790 (splice_late_return_type, is_auto): Handle class placeholders.
791 (template_parms_level_to_args): Split from template_parms_to_args.
792 (tsubst_template_parms_level): Split from tsubst_template_parms.
793 * typeck2.c (build_functional_cast): Handle class placeholder.
795 2016-10-04 Martin Sebor <msebor@redhat.com>
798 * init.c (warn_placement_new_too_small): Avoid assuming an array type
801 2016-10-04 Jakub Jelinek <jakub@redhat.com>
804 * parser.c (cp_parser_lambda_declarator_opt): Only pedwarn
805 for C++11 on decls in the param_list. Test cxx_dialect < cxx14 before
808 * cp-tree.h (enum cp_tree_index): Remove CPTI_JAVA_*,
809 CPTI_LANG_NAME_JAVA and CPTI_JCLASS.
810 (java_byte_type_node, java_short_type_node, java_int_type_node,
811 java_long_type_node, java_float_type_node, java_double_type_node,
812 java_char_type_node, java_boolean_type_node, lang_name_java,
813 jclass_node): Remove.
814 (enum languages): Remove lang_java.
815 (TYPE_FOR_JAVA): Remove.
816 (struct lang_type_class): Remove java_interface bit-field.
817 (TYPE_JAVA_INTERFACE): Remove.
818 (pragma_java_exceptions): Remove.
819 (check_java_method, build_java_class_ref): Remove prototypes.
820 * name-lookup.c (pushtag_1): Don't set TYPE_FOR_JAVA.
821 * decl2.c (acceptable_java_type, check_java_method): Remove.
822 (import_export_decl): Remove TYPE_FOR_JAVA handling.
823 (build_java_method_aliases): Remove.
824 (c_parse_final_cleanups): Don't call build_java_method_aliases.
825 (possibly_inlined_p): Don't test pragma_java_exceptions.
826 * init.c (build_new_1): Remove TYPE_FOR_JAVA handling.
827 (build_java_class_ref): Remove.
828 * pt.c (maybe_new_partial_specialization, lookup_template_class_1,
829 instantiate_class_template_1): Don't copy TYPE_FOR_JAVA.
830 * except.c (eh_type_info): Remove java type handling.
831 (decl_is_java_type, choose_personality_routine): Remove.
832 (initialize_handler_parm): Don't call choose_personality_routine.
833 (expand_start_catch_block): Don't handle java types.
834 (build_throw): Likewise.
835 * cp-lang.c (cp_eh_personality): Don't handle pragma_java_exceptions.
836 * typeck.c (structural_comptypes): Don't compare TYPE_FOR_JAVA.
837 * call.c (build_over_call): Don't handle TYPE_JAVA_INTERFACE.
838 (java_iface_lookup_fn): Remove.
839 (build_java_interface_fn_ref): Remove.
840 * tree.c (cxx_attribute_table): Remove java_interface.
841 (handle_java_interface_attribute): Remove.
842 * lex.c (pragma_java_exceptions): Remove.
843 (init_cp_pragma): Don't register GCC java_exceptions pragma.
844 (handle_pragma_java_exceptions): Remove.
845 (retrofit_lang_decl): Don't handle lang_name_java.
846 * method.c (implicitly_declare_fn): Don't handle TYPE_FOR_JAVA.
847 * error.c (language_to_string): Don't handle lang_java.
848 * decl.c (record_builtin_java_type): Remove.
849 (initialize_predefined_identifiers): Remove Java.
850 (cxx_init_decl_processing): Remove java_*_type_node.
851 (cp_finish_decl): Don't handle TYPE_FOR_JAVA.
852 (grokfndecl): Likewise.
853 (check_special_function_return_type): Likewise.
854 (grokdeclarator): Don't set TYPE_FOR_JAVA.
855 (grokparms): Don't handle TYPE_FOR_JAVA.
856 (xref_basetypes): Likewise.
857 (check_function_type): Likewise.
858 (finish_constructor_body): Likewise.
859 * mangle.c (write_builtin_type): Don't handle TYPE_FOR_JAVA
860 and java_*_type_node.
861 (write_bare_function_type): Don't handle TYPE_FOR_JAVA.
862 (write_java_integer_type_codes): Remove.
863 * class.c (add_method): Don't handle TYPE_FOR_JAVA.
864 (add_implicitly_declared_members, determine_key_method,
865 finish_struct_1): Likewise.
866 (push_lang_context): Don't handle lang_name_java.
868 2016-10-03 Marek Polacek <polacek@redhat.com>
871 * typeck.c (cp_build_binary_op): Pass original operands to
872 null_ptr_cst_p, not those after the default conversions.
874 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
876 * parser.c (cp_parser_condition): Fix a warning.
878 2016-09-29 Jakub Jelinek <jakub@redhat.com>
880 Implement P0001R1 - C++17 removal of register storage class specifier
881 * decl.c (cp_finish_decl): Diagnose register storage class
882 on vars except when used in GNU global or local register variable
884 (grokdeclarator): Diagnose register storage class on parameters.
885 * except.c (expand_start_catch_block): Set DECL_REGISTER only
886 after cp_finish_decl call.
888 2016-09-29 Marek Polacek <polacek@redhat.com>
890 * rtti.c (involves_incomplete_p): Add fall through comment.
892 2016-09-28 Jakub Jelinek <jakub@redhat.com>
895 * constexpr.c (enum constexpr_switch_state): New.
896 (struct constexpr_ctx): Add css_state field.
897 (label_matches): Add CTX and STMT arguments, remove I and
898 DEFAULT_LABEL. For CASE_LABEL_EXPR assert ctx->css_state != NULL,
899 handle default labels according to css_state.
900 (cxx_eval_statement_list): Remove statement skipping, label_matches
901 and default_label handling code.
902 (cxx_eval_loop_expr): Exit after first iteration even if
903 switches (jump_target).
904 (cxx_eval_switch_expr): Set up css_state field in ctx, if default
905 label has been seen in the body, but no cases matched, evaluate
906 the body second time.
907 (cxx_eval_constant_expression): Handle stmt skipping and label_matches
908 here. Handle PREDICT_EXPR. For MODIFY_EXPR or INIT_EXPR, assert
909 statement is not skipped. For COND_EXPR during skipping, don't
910 evaluate condition, just the then block and if still skipping at the
911 end also the else block.
912 (cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer.
913 (is_sub_constant_expr): Likewise.
915 2016-09-27 Jakub Jelinek <jakub@redhat.com>
917 Implement P0018R3, C++17 lambda capture of *this by value as [=,*this]
918 * parser.c (cp_parser_lambda_introducer): Formatting fix. Pass
919 true instead of false as by_reference_p to add_capture for 'this'.
920 Parse '*this' simple-capture.
921 * lambda.c (build_capture_proxy): Handle '*this' capture by value.
922 (add_capture): Adjust function comment. For id == this_identifier,
923 treat by_reference_p as capturing '*this' by reference, i.e. 'this'
924 by value, and !by_reference_p as capturing '*this' by value.
925 (add_default_capture): For implicit 'this' capture, always pass
926 by_reference_p true rather than false.
929 * cp-gimplify.c (cp_ubsan_maybe_instrument_return): Instrument also
930 functions that have just a STATEMENT_LIST instead of BIND_EXPR, or
931 BIND_EXPR with some statement rather than STATEMENT_LIST as body.
933 2016-09-26 Nathan Sidwell <nathan@acm.org>
935 * init.c (expand_default_init): Fix } indentation.
936 * method.c (process_subob_fn): Simplify control structure to
938 (implicitly_declare_fn): Remove duplicated lambda ctor check.
940 2016-09-26 Marek Polacek <polacek@redhat.com>
943 * parser.c (cp_parser_storage_class_specifier_opt): Add
945 (cp_parser_skip_to_end_of_template_parameter_list): Likewise.
946 (cp_parser_cache_defarg): Likewise.
947 (cp_parser_omp_for_cond): Likewise.
948 * semantics.c (finish_decltype_type): Likewise.
949 * typeck.c (structural_comptypes): Likewise.
950 (cp_build_binary_op): Likewise.
951 (cp_build_modify_expr): Likewise.
953 2016-09-26 Marek Polacek <polacek@redhat.com>
956 * constexpr.c (cxx_eval_internal_function): Handle IFN_FALLTHROUGH.
957 (potential_constant_expression_1): Likewise.
958 * constraint.cc (function_concept_check_p): Check fn for null.
959 * parser.c (cp_parser_expression_statement): Handle attribute
961 (cp_parser_statement): Likewise.
962 (cp_parser_label_for_labeled_statement): Set FALLTHROUGH_LABEL_P on
964 (cp_parser_std_attribute): Handle fallthrough attribute.
965 (cp_parser_check_std_attribute): Add %< %> quotes.
966 * pt.c (tsubst_copy_and_build): Handle internal functions.
967 (instantiation_dependent_scope_ref_p): Return if the expression is
970 2016-09-24 Marek Polacek <polacek@redhat.com>
973 * typeck.c (cp_build_unary_op): Warn about bit not on expressions that
976 2016-09-23 Jakub Jelinek <jakub@redhat.com>
978 Implement P0138R2, C++17 construction rules for enum class values
979 * cp-tree.h (is_direct_enum_init): Declare.
980 * decl.c (is_direct_enum_init): New function.
981 (reshape_init): Use it.
982 * typeck.c (convert_for_assignment): Likewise.
984 * Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to
987 * constexpr.c (call_stack): Remove unnecessary
988 = vNULL initialization of file scope vec.
990 * name-lookup.c (store_bindings, store_class_bindings): Don't
991 initialize static local bindings_need_stored to vNULL.
993 * typeck2.c (process_init_constructor_record): Use
994 CONSTRUCTOR_NELTS (...) instead of
995 vec_safe_length (CONSTRUCTOR_ELTS (...)).
996 * decl.c (reshape_init_r): Likewise.
997 (check_initializer): Likewise.
999 2016-09-22 Paolo Carlini <paolo.carlini@oracle.com>
1002 * class.c (build_base_path): Allow for lookup_base returning
1005 2016-09-21 Jason Merrill <jason@redhat.com>
1008 * call.c (null_ptr_cst_p): Check char_type_p.
1010 2016-09-21 Jakub Jelinek <jakub@redhat.com>
1013 * init.c (build_new_1): Don't suggest to use -faligned-new if
1014 aligned_new_threshold is non-zero.
1015 (type_has_new_extended_alignment): Change aligned_new_threshhold
1016 to aligned_new_threshold.
1017 * call.c (second_parm_is_size_t, aligned_allocation_fn_p,
1018 aligned_deallocation_fn_p, build_op_delete_call): Likewise.
1019 * decl.c (cxx_init_decl_processing): Likewise.
1021 2016-09-20 Jakub Jelinek <jakub@redhat.com>
1024 * constexpr.c (cxx_fold_indirect_ref): Don't call byte_position on
1025 FIELD_DECLs with error_mark_node type. Remove useless break; after
1029 * parser.c (cp_parser_template_declaration_after_parameter): For 2
1030 argument operator"" template set ok to false for
1031 parm == error_mark_node.
1034 * parser.c (cp_parser_std_attribute_list): Reject ... without
1035 preceding attribute.
1037 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1040 * cvt.c (cp_convert_and_check): Suppress Wint-in-bool-context here.
1042 2016-09-16 Patrick Palka <ppalka@gcc.gnu.org>
1045 * parser.c (cp_parser_class_head): When
1046 processing_template_parmlist, don't assume that the
1047 class-head may start an explicit specialization.
1049 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1052 * error.c (dump_simple_decl): Only check DECL_DECLARED_CONCEPT_P
1053 if DECL_LANG_SPECIFIC is non-NULL. Fix up formatting.
1056 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
1057 call is_really_empty_class on complete types.
1060 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
1061 TYPE_HAS_MUTABLE_P for any bases.
1063 2016-09-16 Jason Merrill <jason@redhat.com>
1065 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
1067 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
1068 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
1070 2016-09-14 Jakub Jelinek <jakub@redhat.com>
1073 * name-lookup.c (consider_binding_level): Look through TREE_LIST
1076 2016-09-14 Marek Polacek <polacek@redhat.com>
1078 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
1079 expressions. Tweak an error message.
1081 2016-09-14 Marek Polacek <polacek@redhat.com>
1083 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
1085 * decl2.c (one_static_initialization_or_destruction): Use true instead
1087 * init.c (build_vec_init): Use false instead of 0.
1088 * pt.c (tsubst_copy_and_build): Likewise.
1089 * semantics.c (simplify_loop_decl_cond): Likewise.
1090 * typeck.c (rationalize_conditional_expr): Likewise.
1091 (cp_build_binary_op): Use true instead of 1.
1092 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
1094 (build_unary_op): Change nonconvert parameter type to bool.
1095 (unary_complex_lvalue): Use false instead of 0.
1097 2016-09-13 Jakub Jelinek <jakub@redhat.com>
1099 Implement P0028R4, C++17 using attribute namespaces without repetition
1100 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
1101 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
1102 ATTR_NS with non-scoped attribute tokens. Allow named ops in
1103 identifier after ::.
1104 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
1105 to cp_parser_std_attribute calls.
1106 (cp_parser_std_attribute_spec): Parse optional C++17
1107 attribute-using-prefix, adjust grammar in function comment.
1110 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
1111 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
1112 (cxx_eval_pointer_plus_expression): Remove.
1113 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
1114 call cxx_eval_pointer_plus_expression.
1116 2016-09-13 David Malcolm <dmalcolm@redhat.com>
1118 * parser.c (cp_parser_class_specifier_1): Update for renaming of
1119 add_fixit_insert to add_fixit_insert_before.
1120 (cp_parser_class_head): Likewise.
1122 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
1125 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
1126 * class.c (instantiate_type): Look through the SAVE_EXPR.
1128 2016-09-09 Jason Merrill <jason@redhat.com>
1130 Implement P0035R4, C++17 new of over-aligned types.
1131 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
1132 (align_type_node): New macro.
1133 * call.c (build_operator_new_call): Handle C++17 aligned new.
1134 (second_parm_is_size_t, build_op_delete_call): Likewise.
1135 (non_placement_deallocation_fn_p): Likewise. Rename to
1136 usual_deallocation_fn_p.
1137 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
1138 * decl.c (cxx_init_decl_processing): Add aligned new support.
1139 * init.c (type_has_new_extended_alignment): New.
1140 (build_new_1): Handle aligned new.
1141 * tree.c (vec_copy_and_insert): New.
1143 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1146 * decl2.c (do_static_initialization_or_destruction): Only
1147 call asan_dynamic_init_call if INITP is true.
1149 2016-09-01 Martin Sebor <msebor@redhat.com>
1151 * mangle.c: Increase buffer size to guarantee it fits the output
1152 of the formatted function regardless of its arguments.
1154 2016-09-01 Marek Polacek <polacek@redhat.com>
1157 * error.c (dump_type): Fix falls through comment.
1158 (dump_decl): Likewise.
1159 (dump_expr): Likewise.
1161 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1163 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
1164 hint to ">>" within nested template argument list error.
1166 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1168 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
1169 rather than add_fixit_misspelled_id.
1170 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
1172 2016-08-29 Jason Merrill <jason@redhat.com>
1175 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
1176 (mangle_thunk): Add thunk parameter.
1177 * method.c (finish_thunk): Pass it.
1178 * cp-tree.h: Declare it.
1180 2016-08-15 Jason Merrill <jason@redhat.com>
1182 Avoid calling a trivial default constructor.
1183 * class.c (default_ctor_p): New.
1184 (in_class_defaulted_default_constructor): Use it.
1185 (type_has_non_user_provided_default_constructor): Use it.
1186 * call.c (build_over_call): Handle trivial default constructor.
1187 * cp-tree.h: Declare default_ctor_p.
1190 * pt.c (do_type_instantiation): Don't mess with non-user-provided
1193 2016-08-25 Marek Polacek <polacek@redhat.com>
1195 * parser.c (cp_parser_binary_expression): Pass LHS to
1196 warn_logical_not_parentheses.
1198 2016-08-18 Marek Polacek <polacek@redhat.com>
1201 * call.c (add_builtin_candidate): Add gcc_fallthrough.
1202 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
1203 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
1204 (cp_parser_cache_defarg): Likewise.
1206 2016-08-12 Marek Polacek <polacek@redhat.com>
1209 * call.c (add_builtin_candidate): Add FALLTHRU.
1210 (build_integral_nontype_arg_conv): Adjust fall through comment.
1211 (build_new_op_1): Add FALLTHRU.
1212 (convert_like_real): Adjust fall through comment.
1213 * class.c (fixed_type_or_null): Likewise.
1214 * constexpr.c (cxx_eval_constant_expression): Likewise.
1215 (potential_constant_expression_1): Likewise. Add FALLTHRU.
1216 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
1217 (cp_fold): Add FALLTHRU.
1218 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
1219 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
1220 (pp_cxx_qualified_id): Likewise.
1221 (cxx_pretty_printer::constant): Adjust fall through comment.
1222 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
1223 (pp_cxx_pm_expression): Adjust fall through comment.
1224 (cxx_pretty_printer::expression): Add FALLTHRU.
1225 (cxx_pretty_printer::declaration_specifiers): Reformat code.
1226 (pp_cxx_type_specifier_seq): Adjust fall through comment.
1227 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
1228 * error.c (dump_type): Adjust fall through comment.
1229 (dump_decl): Likewise.
1230 * mangle.c (write_type): Likewise.
1231 * method.c (synthesized_method_walk): Add FALLTHRU.
1232 * name-lookup.c (arg_assoc_type): Likewise.
1233 * parser.c (cp_lexer_print_token): Adjust fall through comment.
1234 (cp_parser_primary_expression): Add FALLTHRU.
1235 (cp_parser_operator): Likewise.
1236 * pt.c (find_parameter_packs_r): Likewise.
1237 (tsubst_aggr_type): Adjust fall through comment.
1238 * semantics.c (finish_omp_clauses): Add FALLTHRU.
1239 * tree.c (lvalue_kind): Likewise.
1241 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
1244 * cp-objcp-common.c (cp_function_decl_defaulted): New.
1245 (cp_function_decl_explicit_p): Const_tree-ify.
1246 (cp_function_decl_deleted_p): Likewise.
1247 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
1248 (cp_function_decl_explicit_p): Const_tree-ify.
1249 (cp_function_decl_deleted_p): Likewise.
1250 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
1252 2016-08-11 Jakub Jelinek <jakub@redhat.com>
1255 * constexpr.c (label_matches): Handle case range expressions.
1257 2016-08-11 Jason Merrill <jason@redhat.com>
1260 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
1262 2016-08-10 Jason Merrill <jason@redhat.com>
1264 Implement C++17 constexpr if.
1265 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
1266 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
1267 * parser.h (struct cp_parser): Add in_discarded_stmt field.
1268 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
1269 (cp_parser_jump_statement): Avoid deducing from a discarded return.
1270 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
1271 * semantics.c (begin_if_stmt): Set the binding level this_entity.
1272 (finish_if_stmt_cond): Require the condition of a
1273 constexpr if to be constant.
1274 * decl.c (level_for_constexpr_if): New.
1275 (named_label_entry): Add in_constexpr_if field.
1276 (poplevel_named_label_1): Set it.
1277 (check_goto): Check it.
1278 (check_previous_goto_1): Check level_for_constexpr_if.
1280 2016-08-09 Jason Merrill <jason@redhat.com>
1283 * decl2.c (any_dependent_type_attributes_p): New.
1284 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
1285 * semantics.c (finish_id_expression): Check it.
1286 * typeck.c (finish_class_member_access_expr): Check it.
1289 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
1291 Adjust mangling of ABI tags on class template member functions.
1292 * class.c (missing_abi_tags): New.
1293 (check_abi_tags): Don't check template. Add just_checking mode.
1294 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
1295 (sorted_abi_tags): Split out from write_abi_tags.
1296 (struct releasing_vec): New.
1297 (write_unqualified_name): Only look for the primary
1298 template for types. Implement backward compatibility.
1301 * constexpr.c (cxx_eval_constant_expression): Check
1302 COMPLETE_TYPE_P before calling is_really_empty_class.
1303 * class.c (is_really_empty_class): Don't call complete_type.
1306 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
1308 2016-08-09 Jakub Jelinek <jakub@redhat.com>
1311 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
1312 builtin aggregate types without TYPE_BINFO.
1314 2016-08-08 Jason Merrill <jason@redhat.com>
1316 Implement C++17 constexpr lambda.
1317 * class.c (finalize_literal_type_property): Handle lambdas.
1318 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
1319 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
1321 (cxx_eval_constant_expression): Handle capture proxy.
1322 (var_in_constexpr_fn): Don't check for C++14.
1323 (var_in_maybe_constexpr_fn): New.
1324 (potential_constant_expression_1): Use it. Check DECL_EXPR for
1325 declarations not allowed in constexpr function. Handle
1326 STATIC_ASSERT, RANGE_FOR_STMT.
1327 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
1328 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
1329 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
1330 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
1331 (lambda_static_thunk_p): New.
1332 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
1333 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
1334 (cp_parser_decl_specifier_seq): Handle it.
1335 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
1336 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
1337 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
1338 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
1339 (dump_expr) [FUNCTION_DECL]: Pass it.
1341 2016-08-08 Jason Merrill <jason@redhat.com>
1344 * class.c (is_really_empty_class): Call complete_type.
1345 * constexpr.c (cxx_eval_constant_expression): Check
1346 is_really_empty_class.
1347 (potential_constant_expression_1): Likewise. Check for error type.
1349 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1352 * parser.c: Include tree-iterator.h.
1353 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
1355 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
1358 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
1360 * call.c (convert_like_real): Harmonize diagnostics for invalid
1363 2016-08-05 Martin Sebor <msebor@redhat.com>
1365 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
1366 the spelling of "constant-expression" in diagnostic messages
1368 (cxx_eval_constant_expression): Same.
1369 (cxx_eval_outermost_constant_expr): Same.
1370 (potential_constant_expression_1): Same.
1372 2016-08-05 Nathan Sidwell <nathan@acm.org>
1375 * pt.c (unify): TRAIT_EXPR is an expr.
1377 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
1380 * lambda.c (add_capture): Check lambda_capture_field_type return
1381 value for error_mark_node.
1383 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
1386 * pt.c (tsubst_qualified_id): Return error_mark_node if
1387 template_args is error_mark_node.
1389 2016-08-04 Jason Merrill <jason@redhat.com>
1392 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
1395 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
1396 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
1397 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
1398 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
1401 * typeck.c (finish_class_member_access_expr): Avoid stripping
1402 SCOPE_REF to dependent base.
1404 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
1406 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
1407 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
1408 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
1409 Simplify code, and improve diagnostics.
1410 (cp_parser_oacc_routine): Likewise. Move pragma context
1412 (cp_parser_pragma): ... here.
1414 * parser.h (struct cp_omp_declare_simd_data): New.
1415 (struct cp_parser): Use it for oacc_routine member.
1416 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
1417 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
1418 Use it. Simplify code.
1419 (cp_parser_new): Initialize all members pointing to special
1420 parsing data structures.
1421 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
1422 parser->cilk_simd_fn_info->clauses.
1423 (cp_parser_omp_declare_simd): Initialize
1424 parser->omp_declare_simd->clauses.
1425 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
1427 2016-08-04 Marek Polacek <polacek@redhat.com>
1430 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
1433 2016-08-01 Jason Merrill <jason@redhat.com>
1435 * mangle.c (mangle_decl): Warn about mangled name change even if
1438 * mangle.c (get_abi_tags): New.
1439 (find_substitution, write_unqualified_name, write_abi_tags)
1440 (maybe_check_abi_tags): Use it.
1442 * mangle.c (mangle_decl): Fix mangled name change warning.
1445 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
1447 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
1450 2016-07-30 Martin Sebor <msebor@redhat.com>
1454 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
1455 involving null pointers.
1456 (cxx_eval_component_reference): Reject null pointer dereferences.
1457 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
1458 (cxx_eval_constant_expression): Reject invalid expressions involving
1461 2016-07-29 Marek Polacek <polacek@redhat.com>
1464 * semantics.c (maybe_convert_cond): Use the location of COND for the
1465 parentheses warning.
1467 2016-07-29 Jason Merrill <jason@redhat.com>
1469 * decl.c (build_enumerator): Tweak diagnostic.
1472 * init.c (expand_aggr_init_1): Only handle value-init of bases.
1473 * constexpr.c (build_data_member_initialization): Handle multiple
1474 initializers for the same field.
1476 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
1479 * decl.c (build_enumerator): Check the type of the enumerator before
1480 calling cxx_constant_value.
1482 2016-07-27 Jason Merrill <jason@redhat.com>
1485 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
1486 parameters with spec_tmpl. Call push_tinst_level.
1487 (most_specialized_partial_spec): Adjust.
1488 (more_specialized_partial_spec): Adjust.
1490 2016-07-25 Jason Merrill <jason@redhat.com>
1493 * cp-gimplify.c (genericize_cp_loop): Revert location change.
1496 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
1497 (build_lambda_object): Call build_x_compound_expr_from_list.
1498 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
1502 * pt.c (coerce_template_parameter_pack): Fix logic for
1506 * constexpr.c (cxx_eval_loop_expr): Count iterations.
1507 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
1511 * constexpr.c (cxx_eval_array_reference): Handle looking for the
1512 value of an element we're currently modifying.
1514 2016-07-24 Jason Merrill <jason@redhat.com>
1517 * pt.c (resolve_typename_type): Try to avoid calling
1518 currently_open_class.
1520 2016-07-23 Jason Merrill <jason@redhat.com>
1523 * call.c (add_list_candidates): Handle VTT parm.
1524 (build_new_method_call_1): Likewise.
1528 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
1531 * class.c (walk_subobject_offsets): Handle 0-length array.
1534 * pt.c (tsubst): Also substitute into the template of a
1535 BOUND_TEMPLATE_TEMPLATE_PARM.
1538 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
1541 * decl.c (reshape_init_r): Check complain for missing braces warning.
1543 2016-07-22 Jason Merrill <jason@redhat.com>
1546 * call.c (convert_like_real): Use lvalue_kind.
1550 * pt.c (tsubst_baselink): Call
1551 adjust_result_of_qualified_name_lookup for unqualified
1554 2016-07-21 Jason Merrill <jason@redhat.com>
1557 * semantics.c (apply_deduced_return_type): Call
1558 complete_type_or_else before building the new RESULT_DECL.
1561 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
1562 (decl_constant_var_p): Use it instead.
1565 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
1569 * call.c (unsafe_copy_elision_p): It's OK to elide when
1570 initializing an unknown object.
1572 * call.c (build_over_call): Check unsafe_copy_elision_p even for
1573 trivial constructors.
1574 * method.c (do_build_copy_constructor): Don't copy tail padding
1575 even in a trivial constructor.
1577 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1580 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
1581 Replace assert with test, return false if the goto isn't break
1582 or continue. Formatting fix.
1584 2016-07-21 Richard Biener <rguenther@suse.de>
1586 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
1589 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1592 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
1593 save/restore bc_label array.
1595 2016-07-21 Jason Merrill <jason@redhat.com>
1598 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
1599 error parsing the lambda-declarator.
1602 * constexpr.c (cxx_eval_binary_expression): Handle comparison
1603 between lowered and unlowered PTRMEM_CST.
1606 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
1607 Don't set c_inhibit_evaluation_warnings.
1610 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
1612 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
1613 Jason Merrill <jason@redhat.com>
1615 Improving concepts performance and diagnostics.
1619 * cp-tree.def (CHECK_CONSTR): New.
1620 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
1621 (CHECK_CONSTR_ARGS): New.
1622 * constraint.cc (make_predicate_constraint): Remove in favor of
1623 normalize_expression.
1624 (resolve_constraint_check): Actually return error_mark_node when
1626 (resolve_variable_concept_check): Perform coercion as if processing
1627 a template. Also return errors on resolution failure.
1628 (lift_*): Remove all of these functions. Don't unnecessarily inline
1630 (learn_*): Add facilities to memoize implications for subsumption
1631 during normalization.
1632 (expanding_concept): New.
1633 (expand_concept): New. Return the inlined and normalized definition
1634 of a concept when needed.
1635 (transform_*, xform_*): Rename to normalize_* to better reflect the
1636 responsibility of those functions.
1637 (normalize_template_id_expression): Check for non-boolean operands
1638 when possible. Generate check constraints instead of normal variable
1640 (normalize_call_expression): Report errors when resolution fails.
1641 (check_for_logical_overloads): Rewrite this check to more accurately
1643 (normalize_atom): Check for overloaded calls and invalid types before
1644 determining if the expression refers to a concept.
1645 (build_constraints): Don't cache normalized constraints or decomposed
1647 (finish_shorthand_constraint): Return a normalized expression instead
1648 of a predicate constraint.
1649 (finish_template_introduction): Same.
1650 (placeholder_extract_concept_and_args): Rewrite this since we only
1651 ever get check constraints here.
1652 (equivalent_placeholder_constraints): Rewrite in terms of check
1653 constraints, and handle error_mark_nodes correctly.
1654 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
1655 (tsubst_implicit_conversion_constr)
1656 (tsubst_argument_deduction_constr, tsubst_exception_constr)
1657 (tsubst_parameterized_constraint, tsubst_constraint): New.
1658 (tsbust_conjunection): Replace with tsubst_logical_operator and
1659 actually generate the right kind of constraint.
1660 (tsubst_requirement_body): Reverse the order of substituted arguments
1661 so that they appear in the order written (helps diagnostics).
1662 (satisfy_check_constraint): New.
1663 (satisfy_conjunction): Simplify.
1664 (satisfy_disjunction): Same.
1665 (satisfy_constraint_1): Handle check constraints.
1666 (eval_constr): New (private) global state.
1667 (evaluating_constraints_sentinel): New. Manages eval_constr.
1668 (satisfy_constraint): Add timing variables.
1669 (satisfy_associated_constraints): Add hooks for memoization.
1670 (evaluate_function_concept): Build a check constraint instead of
1671 normalizing its definition.
1672 (evaluate_variable_concept): Same.
1673 (evaluate_constraint_expression): Normalize, but in the current
1674 declaration processing context.
1675 (evaluating_constraints_p): New.
1676 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
1677 (diagnose_*): Remove artificial indentation. Add a new parameter to
1678 each that tracks the current (complete) constraint prior to any
1680 (diagnose_expression): Removed.
1681 (diagnose_call_expression): Same.
1682 (diagnose_template_id): Same.
1683 (diagnose_template_id): New.
1684 (diagnose_logical_constraint): New.
1685 (diagnose_expression_constraint): Show the original expression.
1686 (diagnose_type_constraint): Show the original type.
1687 (diagnose_implicit_conversion_constraint): Be specific about
1688 failures, don't re-diagnose a known-to-be-failed substitutions,
1689 and manage elisions properly.
1690 (diagnose_argument_deduction_constraint): Same.
1691 (diagnose_exception_constraint): Same.
1692 (diagnose_parameterized_constraint): Same.
1693 (constraint_p): Allow EXPR_PACK_EXPANSION.
1694 * logic.cc (next_by_distance): Removed. No longer used.
1695 (any_p): Renamed from any_of.
1696 (term_entry, term_hasher): New.
1697 (term_list): Rewrite to include a hash table for quick lookup.
1698 Also, make less stateful.
1699 (proof_state): Extend to allow goals to be discharged once
1701 (non_atomic_constraint_p): New.
1702 (any_non_atomic_constraints_p): New.
1703 (...rest...): Previous implementation completely replaced with an
1704 iterative algorithm that opportunistically prunes the search space
1705 before committing to using more memory.
1706 * parser.c: (cp_parser_type_parameter): Normalize constraints.
1707 (cp_parser_explicit_template_declaration): Same.
1708 * pt.c: (finish_template_variable): Be less redundant with this error
1710 (template_args_equal): No longer static.
1711 (tsubst_decl): Don't try to find specializations of variables that
1712 have already been instantiated.
1713 (build_non_dependent_expr): Avoid infinite recursion during concept
1715 (make_constrained_auto): Normalize constraints.
1716 (do_auto_deduction): When doing auto deduction from a
1717 partial-concept-id, be sure to include the explicit args checking
1719 (constraint_sat_*): New. Memoize satisfied constraints.
1720 (concept_spec_*): New. Memoize expressions associated with a concept
1722 (constraint_memos, concept_memos): New.
1723 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
1724 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
1725 (get_concept_expansion, save_concept_expansion): New.
1726 (hash_subsumption_args): New.
1727 (comp_subsumption_args): New.
1728 (subsumption_*): New. Memoize parts of the subsumption relation.
1729 (lookup_subsumption_result, save_subsumption_result): New.
1730 (init_constraint_processing): Initialize memo tables.
1731 (get_constraints): Shortcut if !flag_concepts.
1732 * decl.c (grokfndecl): Normalize constraints.
1733 * error.c (dump_simple_decl): Print "concept" when appropriate.
1734 (dump_function_decl): Same.
1735 (dump_template_decl): Don't write requirements when we're not
1736 printing the header.
1737 (dump_expr): Handle fold expressions.
1738 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
1740 (get_fold_operator): New.
1741 (pp_cxx_unary_left_fold_expression): New.
1742 (pp_cxx_unary_right_fold_expression): New.
1743 (pp_cxx_binary_fold_expression): New.
1744 (pp_cxx_check_constraint): New.
1745 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
1746 to make them easier to read when debugging.
1747 * search.c (accessible_p): Don't shortcut when evaluating constraints.
1748 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
1750 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1754 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
1756 (suggest_alternatives_for): If no candidates are found, try
1757 lookup_name_fuzzy and report if if finds a suggestion.
1758 (consider_binding_level): New function.
1759 (lookup_name_fuzzy) New function.
1760 * parser.c: Include gcc-rich-location.h.
1761 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
1763 (cp_keyword_starts_decl_specifier_p): ...this new function.
1764 (cp_parser_diagnose_invalid_type_name): When issuing
1765 "does not name a type" errors, attempt to make a suggestion using
1767 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
1768 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
1769 types that are not CLASS_TYPE_P, rather than rejecting individual
1772 2016-07-20 Jakub Jelinek <jakub@redhat.com>
1775 * parser.c (cp_parser_save_member_function_body): Consume
1776 __transaction_relaxed or __transaction_atomic with optional
1777 attribute. Only skip catch with block if try keyword is seen.
1780 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
1781 when evaluating call arguments. Use fold_builtin_call_array instead
1782 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
1783 check the result with potential_constant_expression and call
1784 cxx_eval_constant_expression on it.
1786 2016-07-19 Jason Merrill <jason@redhat.com>
1789 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
1790 handle ARGUMENT_PACK_SELECT.
1792 2016-07-18 Jakub Jelinek <jakub@redhat.com>
1796 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
1797 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
1798 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
1802 * call.c (build_op_call_1): Use convert_like_with_context only
1803 if cand->fn is a decl.
1806 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
1807 For lval don't use cxx_eval_unary_expression and instead recurse
1808 and if needed rebuild the reference.
1811 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
1814 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
1815 fold *expr_p before genericizing it.
1818 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
1820 2016-07-15 Jason Merrill <jason@redhat.com>
1823 * call.c (convert_like_real): Mask complain.
1824 * semantics.c (perform_koenig_lookup): Likewise.
1827 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
1828 threw away DECL_SAVED_TREE.
1832 * call.c (add_template_conv_candidate): Disable if there are
1836 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
1839 * pt.c (tsubst_attributes): Fix loop logic.
1843 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
1844 (cp_parser_simple_declaration): Diagnose type definition in
1845 for-range-declaration.
1848 * operators.def: Add *_FOLD_EXPR.
1849 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
1850 * mangle.c (write_expression): Handle fold-expressions.
1851 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
1852 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
1853 partial instantiation.
1856 * mangle.c (write_expression): Handle sizeof... an argument pack.
1859 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
1862 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
1863 artificial variables.
1865 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1867 * parser.c (cp_parser_oacc_declare): Don't scan for
1869 * semantics.c (handle_omp_array_sections): Mark data clauses with
1870 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1871 zero-length subarrays.
1873 2016-07-11 Jason Merrill <jason@redhat.com>
1875 * decl.c (store_parm_decls): Remove check for void parm.
1877 2016-07-08 Jason Merrill <jason@redhat.com>
1879 * cp-tree.h: Unpoison lvalue_p.
1880 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
1881 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
1884 * tree.c (obvalue_p): Rename from lvalue_p.
1885 (lvalue_p): Define for c-common.
1886 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
1888 (cp_build_addr_expr_1): Remove obsolete code.
1890 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
1891 * call.c, cp-tree.h, typeck.c: Adjust.
1893 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
1895 P0145R2: Refining Expression Order for C++.
1896 * cp-gimplify.c (lvalue_has_side_effects): New.
1897 (cp_gimplify_expr): Implement assignment ordering.
1898 * call.c (op_is_ordered, build_over_call): Adjust for
1899 -fargs-in-order renaming to -fstrong-eval-order.
1900 * cp-gimplify.c (cp_gimplify_expr): Likewise.
1902 2016-07-07 Jakub Jelinek <jakub@redhat.com>
1903 Kai Tietz <ktietz70@googlemail.com>
1907 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
1908 artificial vars, genericize their initializers.
1910 2016-07-05 David Malcolm <dmalcolm@redhat.com>
1913 * parser.c (cp_parser_class_specifier_1): When reporting
1914 missing semicolons, use a fixit-hint to suggest insertion
1915 of a semicolon immediately after the closing brace,
1916 offsetting the reported column accordingly.
1918 2016-07-04 Jan Beulich <jbeulich@suse.com>
1920 * lang-specs.h ("@c++-header"): Conditionalize "-o".
1922 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
1924 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
1925 Move pragma context checking into...
1926 (cp_parser_omp_cancellation_point): ... here, and improve
1927 diagnostic messages.
1928 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
1929 Improve diagnostic messages.
1931 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1933 * Make-lang.in: Don't cat ../stage_current if it does not exist.
1935 2016-06-24 Jason Merrill <jason@redhat.com>
1937 P0145R2: Refining Expression Order for C++.
1938 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
1940 * tree.c (get_target_expr_sfinae): Handle bit-fields.
1941 (build_target_expr): Call mark_rvalue_use.
1943 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1945 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
1946 (build_over_call): For magic == 3, do no conversion only on 3rd
1949 2016-06-23 Andi Kleen <ak@linux.intel.com>
1951 * Make-lang.in: Add support for autofdo.
1953 2016-06-21 Jason Merrill <jason@redhat.com>
1955 * constraint.cc (constraints_satisfied_p): Keep as many levels of
1956 args as our template has levels of parms.
1958 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
1959 (type_dependent_expression_p): Use uses_outer_template_parms.
1961 2016-06-20 David Malcolm <dmalcolm@redhat.com>
1963 * parser.c (cp_parser_string_literal): Convert non-standard
1964 concatenation error to directly use a rich_location, and
1965 use that to add the location of the first literal to the
1968 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1970 * decl.c (validate_constexpr_redeclaration): Change pair of errors
1972 * error.c (dump_function_decl): Save the constexpr specifier too.
1974 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1976 * tree.c (builtin_valid_in_constant_expr_p): Test for
1977 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
1979 (bot_manip): Likewise.
1980 * call.c (magic_varargs_p): Likewise.
1982 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1984 * decl.c (grokfndecl): Change pair of errors to error + inform.
1986 2016-06-17 Jason Merrill <jason@redhat.com>
1989 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
1990 warning when there are dependent bases.
1992 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1994 * semantics.c (handle_omp_array_sections_1): Don't ICE when
1995 processing_template_decl when checking for bitfields and unions.
1996 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1997 (finish_omp_clauses): Look through REFERENCE_REF_P even for
1998 array sections with COMPONENT_REF bases.
2000 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2002 * parser.c (cp_parser_omp_var_list_no_open): Call
2003 convert_from_reference before cp_parser_postfix_dot_deref_expression.
2004 * semantics.c (finish_omp_clauses): Don't ICE when
2005 processing_template_decl when checking for bitfields and unions.
2006 Look through REFERENCE_REF_P as base of COMPONENT_REF.
2008 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
2010 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
2011 "%qF" in warning_at instead of "%q+F" in warning.
2012 (check_redeclaration_exception_specification): Likewise in pedwarn
2013 (and error, inform, for consistency).
2014 * call.c (joust): Likewise.
2016 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
2019 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
2020 code at the end of the for loop; also revert r159637 changes,
2021 add back the gcc_assert.
2022 * cp-tree.h (xref_basetypes): Adjust declaration.
2023 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
2025 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2027 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
2029 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2031 * typeck.c: Include "gcc-rich-location.h".
2032 (finish_class_member_access_expr): Simplify fixit code by
2033 using gcc_rich_location::add_fixit_misspelled_id.
2035 2016-06-14 Jason Merrill <jason@redhat.com>
2037 P0145R2: Refining Expression Order for C++.
2038 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
2039 (CALL_EXPR_REVERSE_ARGS): New.
2040 * call.c (build_new_op_1): Set them.
2041 (extract_call_expr, op_is_ordered): New.
2042 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
2043 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
2044 * pt.c (tsubst_copy_and_build): Copy new flags.
2045 * semantics.c (simplify_aggr_init_expr): Likewise.
2046 * tree.c (build_aggr_init_expr): Likewise.
2047 (build_min_non_dep_op_overload): Likewise.
2049 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2052 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
2053 olddecl vars, preserve their TREE_READONLY bit.
2056 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
2058 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
2060 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
2062 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
2064 * decl.c (grokdeclarator): Fix typo in pedwarn text.
2066 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2069 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
2072 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
2076 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2079 * parser.c (cp_parser_class_head): When xref_basetypes fails and
2080 emits an error do not zero the type.
2082 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
2084 * decl.c (maybe_deduce_size_from_array_init): Use
2085 DECL_SOURCE_LOCATION in error_at.
2086 (layout_var_decl): Likewise.
2087 (check_array_initializer): Likewise.
2088 (check_initializer): Likewise.
2089 (duplicate_decls, check_elaborated_type_specifier): Tidy.
2091 2016-06-08 Martin Sebor <msebor@redhat.com>
2092 Jakub Jelinek <jakub@redhat.com>
2096 * constexpr.c: Include gimple-fold.h.
2097 (cxx_eval_internal_function): New function.
2098 (cxx_eval_call_expression): Call it.
2099 (potential_constant_expression_1): Handle integer arithmetic
2101 * tree.c (builtin_valid_in_constant_expr_p): Handle
2102 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2104 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
2106 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
2107 return value of tsubst_aggr_type for error_mark_node.
2109 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2112 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
2114 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2115 Patrick Palka <ppalka@gcc.gnu.org>
2120 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
2121 right after cp_fold call if cp_fold has returned the same stmt
2122 already in some earlier cp_fold_r call.
2123 (cp_fold_function): Add pset automatic variable, pass its address
2126 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2129 * parser.c (cp_parser_class_head): When xref_basetypes fails and
2130 emits an error do not zero the type.
2132 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
2135 * decl.c (duplicate_decls): Properly copy the
2136 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
2137 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
2139 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
2141 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
2142 arguments as addressable when async clause exists.
2144 2016-06-02 Jan Hubicka <jh@suse.cz>
2146 * cp-gimplify.c (genericize_continue_stmt): Force addition of
2149 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
2151 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
2152 (start_enum): Likewise.
2153 * parser.c (cp_parser_class_head): Likewise.
2155 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2158 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
2159 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
2160 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
2161 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
2162 to the newly built tree.
2164 2016-05-31 Jason Merrill <jason@redhat.com>
2166 * pt.c (instantiate_decl): Avoid recalculation.
2171 * pt.c (instantiate_template_1): Don't put the partial
2172 specialization in DECL_TI_TEMPLATE.
2173 (partial_specialization_p, impartial_args): Remove.
2174 (regenerate_decl_from_template): Add args parm.
2175 (instantiate_decl): Look up the partial specialization again.
2178 * pt.c (check_explicit_specialization): Give better diagnostic about
2179 specializing a hidden friend.
2181 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
2184 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
2185 to obtain correct locations; avoid redundant diagnostics on
2186 out-of-class definitions.
2188 2016-05-30 Martin Sebor <msebor@redhat.com>
2191 * init.c (warn_placement_new_too_small): Handle placement new arguments
2192 that are elements of arrays more carefully. Remove a pointless loop.
2194 2016-05-30 Jakub Jelinek <jakub@redhat.com>
2197 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
2198 when combined with target construct.
2199 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
2200 to cp_parser_omp_all_clauses.
2202 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
2205 * lex.c (unqualified_name_lookup_error): Take a location too.
2206 (unqualified_fn_lookup_error): Take a cp_expr.
2207 * cp-tree.h (unqualified_name_lookup_error,
2208 unqualified_fn_lookup_error): Adjust declarations.
2209 * semantics.c (perform_koenig_lookup): Adjust
2210 unqualified_fn_lookup_error call, pass the location of
2211 the identifier too as part of a cp_expr.
2213 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
2216 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
2217 to improve the diagnostic about wrong uses of 'virtual'.
2219 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
2222 * lambda.c (maybe_add_lambda_conv_op): Early return also when
2223 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
2225 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
2229 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
2230 decls into the global scope after stripping template bits
2231 and setting DECL_ANTICIPATED.
2233 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
2236 * name-lookup.c (push_namespace): Return bool, false when pushdecl
2238 * name-lookup.h (push_namespace): Adjust declaration.
2239 * parser.c (cp_parser_namespace_definition): Check push_namespace
2242 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
2245 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
2246 decls into the global scope after stripping template bits
2247 and setting DECL_ANTICIPATED.
2249 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2251 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
2252 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
2254 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
2258 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
2260 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
2261 on the qualified_id then propagate it to the resulting
2263 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
2265 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
2266 its REF_PARENTHESIZED_P flag.
2268 2016-05-25 Jason Merrill <jason@redhat.com>
2272 * cp-tree.h (enum tag_types): Add scope_type.
2273 * parser.c (cp_parser_class_name): Use scope_type.
2274 (prefer_type_arg): Handle scope_type.
2275 (cp_parser_lookup_name): Use prefer_type_arg.
2276 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
2277 int prefer_type, use lookup_flags.
2278 * name-lookup.h: Adjust.
2280 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2282 * parser.c (cp_parser_oacc_declare): Add support for
2283 GOMP_MAP_FIRSTPRIVATE_POINTER.
2284 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
2285 argument with enum c_omp_region_type ort. Don't privatize OpenACC
2287 (handle_omp_array_sections): Replace bool is_omp argument with enum
2288 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
2289 (finish_omp_clauses): Add specific errors and warning messages for
2290 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
2291 call to handle_omp_array_sections.
2293 2016-05-24 Jason Merrill <jason@redhat.com>
2296 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
2298 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
2300 2016-05-24 Martin Sebor <msebor@redhat.com>
2303 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
2304 * pt.c (instantiate_class_template_1): Try to complete the element
2305 type of a flexible array member.
2306 (can_complete_type_without_circularity): Handle arrays of unknown bound.
2307 * typeck.c (complete_type): Also complete the type of the elements of
2308 arrays with an unspecified bound.
2310 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
2313 * typeck2.c (check_narrowing): Check pedwarn return value.
2315 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2318 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
2319 For OMP_CLAUSE_LINEAR_REF don't require type to be
2320 integral or pointer.
2322 2016-05-24 Richard Biener <rguenther@suse.de>
2326 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
2327 * constexpr.c (cxx_eval_array_reference): Handle indexed
2329 * typeck.c (cp_build_array_ref): Adjust.
2331 2016-05-23 Jason Merrill <jason@redhat.com>
2334 * constexpr.c (cxx_eval_call_expression): Check for
2335 fun == current_function_decl again.
2338 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
2339 maybe_undo_parenthesized_ref.
2342 * pt.c (tsubst_copy): Just return a local variable from
2343 non-template context. Don't call rest_of_decl_compilation for
2344 duplicated static locals.
2345 (tsubst_decl): Set DECL_CONTEXT of local static from another
2348 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2351 * method.c (forward_parm): Use cp_build_reference_type.
2353 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2356 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
2358 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2360 * pt.c (check_for_bare_parameter_packs): Improve error message
2361 location for expressions.
2363 2016-05-20 Nathan Sidwell <nathan@acm.org>
2365 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
2367 (cxx_eval_call_expression): Fix comment grammar.
2369 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
2372 * decl.c (cp_finish_decl): Check do_auto_deduction return value
2373 and return immediately in case of erroneous code.
2375 2016-05-19 Marek Polacek <polacek@redhat.com>
2378 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
2380 2016-05-19 Jason Merrill <jason@redhat.com>
2383 * pt.c (fn_type_unification): Add outer template args if needed.
2384 (type_unification_real): Handle getting full args.
2386 2016-05-19 David Malcolm <dmalcolm@redhat.com>
2389 * parser.c (cp_parser_operator): For array new/delete, check that
2390 cp_parser_require returned a non-NULL token before dereferencing
2393 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2395 * decl.c (finish_enum_value_list): Use the specified mode.
2397 2016-05-18 Jason Merrill <jason@redhat.com>
2399 * pt.c (value_dependent_expression_p): Tweak new cases to better
2400 match the wording in the standard.
2402 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2405 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
2406 when the previous cp_lexer_peek_token returns CPP_EOF.
2408 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2411 * call.c (convert_like_real): Check that we are actually converting
2414 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2416 * decl.c (grokdeclarator): Remove errmsg and use of
2417 targetm.invalid_return_type.
2418 (grokparms): Remove errmsg and use of
2419 targetm.invalid_parameter_type.
2421 2016-05-13 Jason Merrill <jason@redhat.com>
2425 * pt.c (tsubst_decl): Use uses_template_parms.
2426 (instantiate_template_1): Handle non-dependent calls in templates.
2427 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
2428 (type_dependent_expression_p): Only consider innermost template args.
2429 (dependent_template_arg_p): Check enclosing class of a template here.
2430 (dependent_template_p): Not here.
2431 (type_dependent_object_expression_p): New.
2432 * typeck.c (finish_class_member_access_expr): Use it.
2433 * parser.c (cp_parser_postfix_expression): Use it.
2434 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
2435 to detect the current instantiation.
2436 (cp_parser_lookup_name): Really implement DR 141.
2437 * search.c (lookup_field_r): Prefer a dependent using-declaration.
2438 (any_dependent_bases_p): Split out from...
2439 * name-lookup.c (do_class_using_decl): ...here.
2440 * call.c (build_new_method_call_1): Use it.
2441 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
2442 * tree.c (non_static_member_function_p): Remove.
2443 * typeck2.c (build_x_arrow): Use dependent_scope_p.
2445 * parser.c (cp_parser_postfix_dot_deref_expression): Use
2446 complete_type_or_else for unknown_type_node, too.
2448 2016-05-12 Marek Polacek <polacek@redhat.com>
2451 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
2452 * cp-tree.h (cp_build_modify_expr): Update declaration.
2453 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
2455 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
2456 cp_build_modify_expr.
2457 * decl2.c (set_guard): Likewise.
2458 (handle_tls_init): Likewise.
2459 * init.c (perform_member_init): Likewise.
2460 (expand_virtual_init): Likewise.
2461 (build_new_1): Likewise.
2462 (build_vec_delete_1): Likewise.
2463 (get_temp_regvar): Likewise.
2464 (build_vec_init): Likewise.
2465 * method.c (do_build_copy_assign): Likewise.
2466 (assignable_expr): Likewise.
2467 * semantics.c (finish_omp_for): Likewise.
2468 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
2470 (cp_pointer_int_sum): Add location parameter. Pass it down to
2472 (pointer_diff): Add location parameter. Use it.
2473 (build_modify_expr): Pass location down to cp_build_modify_expr.
2474 (cp_build_modify_expr): Add location parameter. Use it.
2475 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
2476 * typeck2.c (cxx_incomplete_type_diagnostic,
2477 cxx_incomplete_type_error): Add location parameter.
2479 2016-05-11 Marek Polacek <polacek@redhat.com>
2482 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
2484 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2486 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
2487 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
2489 2016-05-04 Marek Polacek <polacek@redhat.com>
2491 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
2492 with OPT_Wdangling_else.
2494 2016-05-03 Martin Sebor <msebor@redhat.com>
2497 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
2498 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
2500 2016-05-03 Marek Polacek <polacek@redhat.com>
2503 * call.c (build_cxx_call): Pass location and vNULL down to
2504 check_builtin_function_arguments.
2506 2016-05-03 Richard Biener <rguenther@suse.de>
2508 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
2509 the checksum from the previous stage.
2511 2016-05-02 David Malcolm <dmalcolm@redhat.com>
2514 * typeck.c (finish_class_member_access_expr): When
2515 giving a hint about a possibly-misspelled member name,
2516 add a fix-it replacement hint.
2518 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
2520 * cp-tree.h (finish_omp_clauses): Update prototype.
2521 * parser.c (cp_parser_oacc_all_clauses): Update call to
2523 (cp_parser_omp_all_clauses): Likewise.
2524 (cp_parser_omp_for_loop): Likewise.
2525 (cp_omp_split_clauses): Likewise.
2526 (cp_parser_oacc_cache): Likewise.
2527 (cp_parser_oacc_loop): Likewise.
2528 (cp_parser_omp_declare_target):
2529 (cp_parser_cilk_simd_all_clauses): Likewise.
2530 (cp_parser_cilk_for): Likewise.
2531 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
2532 arguments with enum c_omp_region_type ort.
2533 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
2534 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
2535 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
2536 (tsubst_expr): Update calls to tsubst_omp_clauses.
2537 * semantics.c (finish_omp_clauses): Replace bool arguments
2538 allow_fields, declare_simd, and is_cilk with bitmask ort.
2539 (finish_omp_for): Update call to finish_omp_clauses.
2541 2016-05-02 David Malcolm <dmalcolm@redhat.com>
2544 * parser.c (cp_parser_class_head): Capture the start location;
2545 use it to emit a fix-it insertion hint when complaining
2546 about missing "template <> " in explicit specializations.
2548 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2550 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
2552 2016-05-02 Richard Biener <rguenther@suse.de>
2554 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
2557 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
2560 * class.c (check_field_decl): Remove final int* parameter, change
2561 the return type to bool; fix logic in order not to reject multiple
2562 initialized fields in anonymous struct.
2563 (check_field_decls): Adjust call.
2565 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
2568 * parser.c (cp_parser_oacc_loop): Don't augment mask with
2569 OACC_LOOP_CLAUSE_MASK.
2570 (cp_parser_oacc_kernels_parallel): Update call to
2571 c_oacc_split_loop_clauses.
2573 2016-04-28 Jason Merrill <jason@redhat.com>
2575 Implement C++17 [[nodiscard]] attribute.
2578 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
2579 * tree.c (handle_nodiscard_attribute): New.
2580 (cxx_attribute_table): Add [[nodiscard]].
2581 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
2582 (maybe_warn_nodiscard): New.
2583 (convert_to_void): Call it.
2585 * cvt.c (cp_get_callee): New.
2586 * constexpr.c (get_function_named_in_call): Use it.
2587 * cxx-pretty-print.c (postfix_expression): Use it.
2588 * except.c (check_noexcept_r): Use it.
2589 * method.c (check_nontriv): Use it.
2590 * tree.c (build_aggr_init_expr): Use it.
2591 * cp-tree.h: Declare it.
2593 2015-04-27 Ryan Burn <contact@rnburn.com>
2594 Jeff Law <law@redhat.com>
2598 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
2599 instead of cilk_detect_spawn_and_unwrap.
2600 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
2602 (cilk_cp_detect_spawn_and_unwrap): New.
2603 * lambda.c: Include cp-cilkplus.h.
2604 * parser.c: Include cp-cilkplus.h.
2605 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
2606 * cp-cilkpus.h: New file.
2608 2016-04-27 Nathan Sidwell <nathan@acm.org>
2610 * constexpr.c (get_fundef_copy): Use the original function for
2611 non-recursive evaluations.
2612 (save_fundef_copy): Always expect a slot to be available.
2614 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
2616 * parser.c (cp_parser_postfix_expression): Call
2617 warn_for_memset instead of warning directly here.
2619 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
2622 * decl.c (build_enumerator): Set current_access_specifier when
2623 declaring an enumerator belonging to an in-class enumeration.
2624 * parser.c (cp_parser_check_access_in_redecleration): Also
2625 consider in-class enumerations.
2627 2016-04-26 Marek Polacek <polacek@redhat.com>
2630 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
2631 instead of stabilize_reference.
2632 (build_over_call): Likewise.
2633 * cp-tree.h (cp_stabilize_reference): Declare.
2634 * tree.c (cp_stabilize_reference): New function.
2635 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
2636 stabilize_reference.
2637 (unary_complex_lvalue): Likewise.
2638 (cp_build_modify_expr): Likewise.
2640 2016-04-26 Jakub Jelinek <jakub@redhat.com>
2643 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
2646 2016-04-25 Jason Merrill <jason@redhat.com>
2648 * tree.c (std_attribute_table): New.
2649 (init_tree): Register it.
2651 2016-04-22 Jason Merrill <jason@redhat.com>
2653 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
2655 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
2657 * name-lookup.c (free_saved_scope): New free list of saved_scope
2659 (push_to_top_level): Attempt to reuse a saved_scope struct
2660 from free_saved_scope instead of allocating a new one each time.
2661 (pop_from_top_level_1): Chain the now-unused saved_scope structure
2662 onto free_saved_scope.
2664 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
2667 * semantics.c (process_outer_var_ref): Unconditionally return
2668 error_mark_node when mark_used returns false.
2670 2016-04-21 Marek Polacek <polacek@redhat.com>
2673 * parser.c (cp_parser_enum_specifier): Check and possibly error for
2674 extra qualification.
2676 2016-04-20 Nathan Sidwell <nathan@acm.org>
2679 * init.c (build_vec_delete_1): Protect operator delete call in try
2681 (build_delete): Likewise.
2682 * optimize.c (build_delete_destructor_body): Likewise.
2684 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
2687 * cp-tree.h (finish_omp_clauses): Add new default argument.
2688 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
2689 instead of c_finish_cilk_clauses.
2690 * semantics.c (finish_omp_clauses): Add new argument. Allow
2691 floating-point variables in the linear clause for Cilk Plus.
2693 2016-04-20 Nathan Sidwell <nathan@acm.org>
2695 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
2698 2016-04-19 Jason Merrill <jason@redhat.com>
2701 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
2702 * pt.c (make_pack_expansion): Call mark_exp_read.
2703 * semantics.c (finish_id_expression): Call mark_type_use in
2704 unevaluated context.
2707 * call.c (implicit_conversion): If we choose a copy constructor
2708 for list-initialization from the same type, the conversion is an
2711 * constexpr.c (breaks): Handle EXIT_EXPR.
2712 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
2713 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
2718 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
2721 * pt.c (tsubst_expr): Remove shadowing declaration.
2722 (tsubst_pack_expansion): Add assert.
2724 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
2727 * name-lookup.c (qualified_lookup_using_namespace): Look through
2730 2016-04-18 Michael Matz <matz@suse.de>
2732 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2733 (layout_class_type): Ditto.
2734 (build_base_field): Use SET_DECL_ALIGN.
2735 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
2736 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
2737 (record_unknown_type): Use SET_TYPE_ALIGN.
2738 (cxx_init_decl_processing): Ditto.
2739 (copy_type_enum): Ditto.
2740 (grokfndecl): Use SET_DECL_ALIGN.
2741 (copy_type_enum): Use SET_TYPE_ALIGN.
2742 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
2744 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
2745 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
2746 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
2747 * rtti.c (emit_tinfo_decl): Ditto.
2749 2016-04-18 Jason Merrill <jason@redhat.com>
2753 * class.c (type_maybe_constexpr_default_constructor): New.
2754 (type_has_constexpr_default_constructor): Revert.
2756 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
2760 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
2761 (handle_com_interface_attribute): Delete.
2763 2016-04-15 Jason Merrill <jason@redhat.com>
2766 * constexpr.c (get_fundef_copy): Handle null *slot.
2769 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
2770 unknown_type_node, too.
2772 2016-04-15 Jason Merrill <jason@redhat.com>
2773 Nathan Sidwell <nathan@acm.org>
2776 * constexpr.c (constexpr_call_table): Preserve in GC.
2777 (struct fundef_copy, struct fundef_copies_table_t): Delete.
2778 (fundef_copies_table): Preserve in GC. Change to pointer to
2780 (maybe_initialize_fundef_copies_table): Adjust.
2781 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
2782 (save_fundef_copy): Adjust for a TREE_LIST.
2783 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
2784 (fini_constexpr): New.
2785 * cp-tree.h (fini_constexpr): Declare.
2786 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
2788 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2791 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
2793 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
2794 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
2795 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
2796 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
2797 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
2798 cp_parser_statement.
2799 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
2800 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
2801 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
2802 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
2803 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
2804 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
2805 cp_parser_omp_taskloop, cp_parser_omp_construct,
2806 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
2807 Add IF_P argument, pass it down where needed.
2808 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
2809 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
2812 2016-04-14 Jason Merrill <jason@redhat.com>
2815 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
2816 * typeck2.c (split_nonconstant_init_1): Use it.
2819 * class.c (type_has_constexpr_default_constructor): Return true
2820 for an implicitly declared constructor.
2823 * parser.c (cp_parser_init_declarator): Add auto_result parm.
2824 (cp_parser_simple_declaration): Pass it.
2825 (strip_declarator_types): New.
2828 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
2829 initializer also makes the variable value-dependent.
2832 * constexpr.c (cxx_eval_store_expression): Also copy
2833 CONSTRUCTOR_NO_IMPLICIT_ZERO.
2835 2016-04-14 Martin Sebor <msebor@redhat.com>
2840 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
2842 2016-04-14 Jason Merrill <jason@redhat.com>
2844 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
2845 parameter ABI change.
2847 2016-04-13 Martin Sebor <msebor@redhat.com>
2852 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
2854 * decl.c (check_initializer, cp_finish_decl): Call them.
2855 (reshape_init_r): Reject incompletely braced intializer-lists
2857 * init.c (throw_bad_array_length, build_vla_check)
2858 (build_vla_size_check, build_vla_init_check): Define new functions.
2859 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
2861 (store_init_value): Same.
2863 2016-04-13 Jason Merrill <jason@redhat.com>
2865 Warn about empty parameter ABI with -Wabi=9.
2866 * call.c (empty_class_msg, mark_for_abi_warning)
2867 (warn_empty_class_abi): New.
2868 (build_call_a): Use them.
2869 * decl.c (store_parm_decls): Use mark_for_abi_warning.
2870 * error.c (pp_format_to_string): New.
2872 Pass empty class parameters like C.
2873 * call.c (pass_as_empty_struct, empty_class_arg): New.
2874 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
2875 (build_call_a): Use empty_class_arg.
2876 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
2877 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
2879 2016-04-13 Jason Merrill <jason@redhat.com>
2882 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
2884 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
2887 * pt.c (resolve_typename_type): Fix typos in infinite recursion
2888 avoidance mechanism.
2890 2016-04-13 Jason Merrill <jason@redhat.com>
2893 * pt.c (instantiation_dependent_uneval_expression_p): Split out
2894 from instantiation_dependent_expression_p.
2895 (value_dependent_expression_p): Use it for unevaluated operands.
2896 (instantiation_dependent_r): Don't check value-dependence.
2897 (instantiation_dependent_expression_p): Check
2898 value-dependence of the expression as a whole.
2899 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
2900 * semantics.c (finish_decltype_type): Use it.
2902 * constexpr.c (potential_nondependent_constant_expression): New.
2903 (potential_nondependent_static_init_expression): New.
2904 (maybe_constant_value_1, fold_non_dependent_expr)
2905 (maybe_constant_init): Use them.
2906 * pt.c (instantiate_non_dependent_expr_sfinae)
2907 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
2909 * cp-tree.h: Declare them.
2911 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2914 * decl.c (pop_labels_1): Removed.
2915 (note_label, sort_labels): New functions.
2916 (pop_labels): During named_labels traversal, just push the slot
2917 pointers into a vector, then qsort it by DECL_UID and only then
2918 call pop_label and chain it into BLOCK_VARS.
2920 2016-04-13 Jason Merrill <jason@redhat.com>
2923 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
2924 (cp_gimplify_expr): Not here.
2926 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
2929 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
2931 * typeck.c (build_x_conditional_expr): Unconditionally remember
2932 that the result is an lvalue or xvalue.
2934 2016-04-12 Jason Merrill <jason@redhat.com>
2936 * class.c (is_really_empty_class): A zero-length array is empty.
2937 An unnamed bit-field doesn't make a class non-empty.
2939 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
2942 * parser.c (cp_parser_cache_defarg): When file ends in default
2943 argument simply return error_mark_node.
2945 2016-04-12 Nathan Sidwell <nathan@acm.org>
2948 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
2951 2016-04-11 Jason Merrill <jason@redhat.com>
2953 * mangle.c (decl_is_template_id): The template itself counts as a
2956 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
2960 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
2961 on the result if it's not a CONSTRUCTOR.
2963 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
2966 * constexpr.c (find_constructor): New function.
2967 (unshare_constructor): New function.
2968 (cxx_eval_call_expression): Use unshare_constructor instead of
2970 (find_array_ctor_elt): Likewise.
2971 (cxx_eval_vec_init_1): Likewise.
2972 (cxx_eval_store_expression): Likewise.
2973 (cxx_eval_constant_expression): Likewise.
2975 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2978 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
2979 potentially generating a future -Wparentheses warning in its
2982 2016-04-06 Jason Merrill <jason@redhat.com>
2984 * class.c (check_abi_tags): Fix function template handling.
2986 2016-04-05 Nathan Sidwell <nathan@acm.org>
2989 * class.c (fixup_may_alias): New.
2990 (fixup_attribute_variants): Call it.
2992 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2995 * constexpr.c (struct fundef_copy): New struct.
2996 (struct fundef_copies_table_t): New struct.
2997 (fundef_copies_table): New static variable.
2998 (maybe_initialize_fundef_copies_table): New static function.
2999 (get_fundef_copy): New static function.
3000 (save_fundef_copy): New static function.
3001 (cxx_eval_call_expression): Use get_fundef_copy, and
3003 (constexpr_call_table): Add "deletable" GTY marker.
3005 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
3008 * cp-tree.h (class cache_map): Remove.
3009 * constexpr.c (cv_cache): Change type to
3010 GTY((deletable)) hash_map<tree, tree> *.
3011 (maybe_constant_value): Adjust following the change to cv_cache.
3012 (clear_cv_cache): New static function.
3013 (clear_cv_and_fold_caches): Use it.
3014 * cp-gimplify.c (fold_cache): Change type to
3015 GTY((deletable)) hash_map<tree, tree> *.
3016 (clear_fold_cache): Adjust following the change to fold_cache.
3017 (cp_fold): Likewise.
3019 2016-04-02 Martin Sebor <msebor@redhat.com>
3025 * constexpr.c (diag_array_subscript): New function.
3026 (cxx_eval_array_reference): Detect out of bounds array indices.
3028 2016-04-01 Jason Merrill <jason@redhat.com>
3032 * pt.c (instantiate_decl): A function isn't fully defined if
3033 DECL_INITIAL is error_mark_node.
3034 * constexpr.c (cxx_eval_call_expression): Likewise.
3036 2016-04-01 Jakub Jelinek <jakub@redhat.com>
3037 Marek Polacek <polacek@redhat.com>
3040 * init.c (warn_placement_new_too_small): Test whether
3041 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
3043 2016-04-01 Nathan Sidwell <nathan@acm.org>
3046 * decl.c (check_redeclaration_exception_specification): Check
3047 regardless of -fno-exceptions.
3048 * typeck2.c (merge_exception_specifiers): Relax assert by checking
3049 flag_exceptions too.
3051 2016-03-31 Nathan Sidwell <nathan@acm.org>
3053 * decl.c (start_preparsed_function): Remove unnecessary bracing.
3054 (finish_destructor_body): Don't emit operator delete here.
3056 2016-03-31 Nathan Sidwell <nathan@acm.org>
3059 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
3060 elements in field order.
3062 2016-03-31 Marek Polacek <polacek@redhat.com>
3065 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
3067 2016-03-31 Richard Biener <rguenther@suse.de>
3070 * typeck.c (cp_build_binary_op): Fix operand order of vector
3071 conditional in truth op handling.
3073 2016-03-29 Jason Merrill <jason@redhat.com>
3076 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
3077 in constexpr functions.
3079 2016-03-28 Jason Merrill <jason@redhat.com>
3084 * decl.c, pt.c, constexpr.c: Revert last patch.
3086 2016-03-25 Jason Merrill <jason@redhat.com>
3087 Martin Liška <mliska@suse.cz>
3092 * decl.c (cp_fname_init): Decay the initializer to pointer.
3093 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
3094 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
3095 Don't call cp_finish_decl.
3096 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
3097 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
3098 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
3099 Handle DECL_VALUE_EXPR.
3101 2016-03-24 Jason Merrill <jason@redhat.com>
3104 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
3107 * constexpr.c (cxx_eval_call_expression): Don't cache result if
3110 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
3113 * tree.c (build_cplus_array_type): Determine type-dependentess
3114 with uses_template_parms instead of with dependent_type_p.
3116 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
3119 * typeck.c (process_init_constructor_union): If the initializer
3120 is empty, use the union's NSDMI if it has one.
3122 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
3125 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
3126 NSDMI that's part of an aggregrate initialization.
3128 2016-03-23 Jakub Jelinek <jakub@redhat.com>
3131 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
3132 for 1..max even for multi-dimensional arrays. Call unshare_expr
3136 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
3137 on TREE_OVERFLOW constants.
3140 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
3141 for OMP_TASKLOOP here.
3142 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
3143 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
3145 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
3146 Jason Merrill <jason@redhat.com>
3147 Jakub Jelinek <jakub@redhat.com>
3150 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
3151 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
3152 (finish_function): Don't set or test them.
3153 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
3155 2016-03-23 Jason Merrill <jason@redhat.com>
3158 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
3160 2016-03-23 Marek Polacek <polacek@redhat.com>
3163 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
3165 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
3167 * call.c (build_conditional_expr_1): Always use original
3168 condition type for vector type checks and build.
3170 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
3173 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
3175 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
3178 * constexpr.c (non_const_var_error): Check
3179 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
3181 2016-03-21 Richard Henderson <rth@redhat.com>
3184 * decl.c (notice_forced_label_r): New.
3185 (cp_finish_decl): Use it.
3187 2016-03-21 Jason Merrill <jason@redhat.com>
3190 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
3192 2016-03-18 Jason Merrill <jason@redhat.com>
3195 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
3198 * class.c (vptr_via_virtual_p): New.
3199 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
3200 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
3201 a vptr from any virtual base in a not-in-charge 'structor.
3203 * decl.c (build_clobber_this): Factor out of
3204 start_preparsed_function and begin_destructor_body. Handle
3205 virtual bases better.
3207 * class.c (build_if_in_charge): Split out from build_base_path.
3208 * init.c (expand_virtual_init, expand_default_init): Use it.
3209 * call.c (build_special_member_call): Use it.
3211 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3214 * init.c (build_new_1): Complain and return error_mark_node
3215 if alloc_fn is not _Jv_AllocObject function returning pointer.
3217 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
3220 * search.c (adjust_result_of_qualified_name_lookup): Don't
3221 update the BASELINK_BINFO of DECL if the second call
3222 to lookup_base fails.
3224 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
3227 * parser.c (cp_parser_lambda_expression): Move call to
3228 pop_deferring_access_checks ahead of the call to
3229 cp_parser_end_tentative_firewall.
3231 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3234 * cp-tree.h (magic_varargs_p): Return int instead of bool.
3235 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
3236 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
3238 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
3239 if magic_varargs_p == 1, call decay_conversion
3240 instead of mark_type_use. Don't store error_mark_node arguments to
3241 argarray, instead return error_mark_node.
3244 * decl.c (begin_destructor_body): Don't insert clobber if
3245 is_empty_class (current_class_type).
3247 2016-03-17 Marek Polacek <polacek@redhat.com>
3250 * typeck.c (warn_for_null_address): New function.
3251 (cp_build_binary_op): Call it.
3253 2016-03-16 Jason Merrill <jason@redhat.com>
3256 * decl.c (start_preparsed_function): Don't clobber an empty base.
3258 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3261 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
3262 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
3265 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
3266 set in_base_initializer.
3268 2016-03-15 Marek Polacek <polacek@redhat.com>
3271 * tree.c (strip_typedefs): Call strip_typedefs again on the
3272 DECL_ORIGINAL_TYPE result.
3274 2016-03-15 Jason Merrill <jason@redhat.com>
3277 * pt.c (instantiate_decl): Fix call to variable_template_p.
3280 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
3282 2016-03-14 Casey Carter <casey@carter.net>
3283 Jason Merrill <jason@redhat.com>
3285 P0184R0: Generalizing the Range-Based For Loop
3286 * parser.c (cp_convert_range_for): Set the type of __end separately.
3287 (cp_parser_perform_range_for_lookup): Allow different begin/end
3288 types if they are comparable.
3290 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
3293 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
3294 processing_template_decl and EXPR is a SCOPE_REF.
3296 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
3297 Jakub Jelinek <jakub@redhat.com>
3300 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
3301 return value from cxx_eval_constant_expression from earlier
3302 elements if it is valid constant initializer requiring no
3305 2016-03-10 Marek Polacek <polacek@redhat.com>
3308 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
3310 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
3312 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
3313 when calling c_finish_omp_clauses.
3315 2016-03-08 Jason Merrill <jason@redhat.com>
3317 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
3318 diagnostic for use of "concept".
3319 (cp_parser_requires_clause_opt): And "requires".
3320 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
3321 (cp_parser_explicit_template_declaration): Adjust.
3322 * Make-lang.in (check-c++-all): Add "concepts" to std list.
3324 P0036R0: Unary Folds and Empty Parameter Packs
3325 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
3327 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3330 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
3331 even after the last iteration of the loop.
3333 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
3335 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
3338 * pt.c (get_template_info): Handle PARM_DECL.
3339 (template_class_depth): Check DECL_P instead of
3340 VAR_OR_FUNCTION_DECL_P.
3342 2016-03-05 Jason Merrill <jason@redhat.com>
3345 * constexpr.c (cxx_eval_store_expression): Replace
3346 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
3348 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
3351 * pt.c (template_class_depth): Given a lambda type, iterate
3352 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
3353 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
3356 2016-03-04 Jason Merrill <jason@redhat.com>
3359 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
3360 * init.c (build_vec_delete_1): Set it.
3361 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
3363 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3365 * decl.c (start_preparsed_function): Don't emit start clobber at the
3366 start of constructor clones.
3369 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
3370 * decl.c (start_preparsed_function): Call
3371 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
3372 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
3373 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
3375 2016-03-04 Jason Merrill <jason@redhat.com>
3378 * constexpr.c (cxx_eval_component_reference): Further tweak.
3380 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
3381 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
3382 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
3383 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
3386 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
3389 2016-03-03 Jason Merrill <jason@redhat.com>
3391 * method.c (synthesized_method_walk): operator= can also be constexpr.
3393 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
3394 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
3397 * pt.c (copy_template_args): New.
3398 (tsubst_pack_expansion): Use it.
3400 * call.c (build_aggr_conv): Use get_nsdmi.
3403 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
3406 * constexpr.c (cxx_eval_component_reference): Just return an empty
3407 CONSTRUCTOR for an empty class.
3409 2016-03-01 Jason Merrill <jason@redhat.com>
3412 * parser.c (cp_parser_requires_clause): Call
3413 check_for_bare_parameter_packs.
3416 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
3420 * constexpr.c (cxx_eval_call_expression): Unshare arg.
3421 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
3422 [TARGET_EXPR]: Unshare init.
3424 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
3428 * pt.c (tsubst_baselink): Reinstate the check for an invalid
3431 2016-02-28 Jason Merrill <jason@redhat.com>
3434 * constexpr.c (cxx_eval_store_expression): Unshare init.
3436 2016-02-26 Jason Merrill <jason@redhat.com>
3439 * pt.c (make_argument_pack): New.
3440 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
3441 (tsubst_copy_and_build): Likewise.
3443 2016-02-25 Jason Merrill <jason@redhat.com>
3446 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
3447 * tree.c (build_aggr_init_expr): Set it.
3448 * semantics.c (simplify_aggr_init_expr): Check it.
3449 * cp-gimplify.c (cp_genericize_r): Don't walk into
3450 a call/aggr_init from a thunk.
3453 * method.c (forward_parm): Handle parameter packs.
3454 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
3457 * constexpr.c (cxx_eval_component_reference): Don't complain about
3458 unevaluated empty classes.
3461 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
3463 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
3466 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
3467 (maybe_undo_parenthesized_ref): Declare.
3468 * semantics.c (maybe_undo_parenthesized_ref): Split out from
3470 (finish_call_expr): Use it.
3471 * typeck.c (check_return_expr): Use it.
3472 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
3473 REF_PARENTHESIZED_P flag.
3475 2016-02-24 Jakub Jelinek <jakub@redhat.com>
3478 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
3480 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
3482 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
3483 unless they are folded into INTEGER_CST, error_mark_node or some
3484 comparison with NULL, avoid folding them and use either the original
3485 comparison or non-folded comparison of folded arguments.
3486 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
3487 comparison, don't fold the comparison right away.
3489 2016-02-24 Jason Merrill <jason@redhat.com>
3492 * friend.c (make_friend_class): Likewise.
3493 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
3495 2016-02-24 Jason Merrill <jason@redhat.com>
3498 * pt.c (instantiate_class_template_1): Set
3499 processing_template_decl before substituting friend_type.
3501 016-02-24 Martin Sebor <msebor@redhat.com>
3504 * tree.c (build_ctor_subob_ref): Compare types' main variants
3505 instead of the types as they are.
3507 2016-02-24 Jason Merrill <jason@redhat.com>
3509 * decl.c (start_preparsed_function): Condition ctor clobber on
3510 flag_lifetime_dse > 1.
3512 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
3514 2016-02-19 Jason Merrill <jason@redhat.com>
3517 * call.c (remaining_arguments): No longer static.
3518 * cp-tree.h: Declare it.
3519 * pt.c (more_specialized_fn): Use it.
3521 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3522 Bernd Edlinger <bernd.edlinger@hotmail.de>
3524 * Make-lang.in: Invoke gperf with -L C++.
3525 * cfns.gperf: Remove prototypes for hash and libc_name_p
3527 * cfns.h: Regenerated.
3528 * except.c (nothrow_libfn_p): Adjust.
3530 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3533 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
3534 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
3536 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
3539 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
3541 * semantics.c (finish_call_expr): Don't assume a constructor
3542 call is dependent if only the "this" pointer is dependent. When
3543 building a constructor call, always use a dummy object.
3545 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3548 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
3550 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
3551 operators if folding preserved the binop, just with different
3555 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
3556 attr_spec is always single element chain, chain all the attributes
3557 properly together in the right order.
3559 2016-02-18 Jason Merrill <jason@redhat.com>
3561 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
3563 (mangle_decl): Call maybe_check_abi_tags for function scope.
3564 (mangle_guard_variable): Call maybe_check_abi_tags here.
3565 (write_guarded_var_name): Not here.
3567 2016-02-17 Jason Merrill <jason@redhat.com>
3570 * constexpr.c (build_constexpr_constructor_member_initializers):
3571 Handle an additional STATEMENT_LIST.
3574 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
3577 * decl2.c (reset_type_linkage_2): Look through member templates.
3579 2016-02-17 Jakub Jelinek <jakub@redhat.com>
3582 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
3584 2016-02-17 Jason Merrill <jason@redhat.com>
3587 * method.c (forward_parm): Split out from...
3588 (add_one_base_init): ...here.
3589 * lambda.c (maybe_add_lambda_conv_op): Use it.
3591 2016-02-16 Jason Merrill <jason@redhat.com>
3595 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
3596 tree.c, typeck2.c: Revert earlier changes.
3597 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
3598 non-type templates after -> or .
3600 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3603 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
3605 2016-02-16 Jason Merrill <jason@redhat.com>
3608 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
3609 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
3610 * name-lookup.h: Adjust.
3612 2016-02-16 James Norris <jnorris@codesourcery.com>
3614 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
3615 * semantics.c (finish_omp_clauses): Add deviceptr checking.
3617 2016-02-15 Jakub Jelinek <jakub@redhat.com>
3620 * init.c (expand_default_init): Only call reshape_init
3621 in the direct-initialization from an initializer list case.
3623 2016-02-15 Jason Merrill <jason@redhat.com>
3626 * semantics.c (finish_call_expr): Implicit 'this' does not make
3628 * search.c (any_dependent_bases_p): Split out...
3629 * name-lookup.c (do_class_using_decl): ...from here.
3630 * call.c (build_new_method_call_1): Don't complain about missing object
3631 if there are dependent bases. Tweak error.
3632 * tree.c (non_static_member_function_p): Remove.
3633 * pt.c (type_dependent_expression_p): A member template of a
3634 dependent type is dependent.
3635 * cp-tree.h: Adjust.
3638 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
3640 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
3643 * pt.c (lookup_and_finish_template_variable): New function,
3645 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
3646 (tsubst_qualified_id): Consider that EXPR might be a variable
3648 * typeck.c (check_template_keyword): Don't emit an error
3649 if DECL is a variable template.
3651 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3653 * error.c: Spelling fixes - behaviour -> behavior and
3654 neighbour -> neighbor.
3656 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
3658 * init.c (build_delete): Likewise.
3660 2016-02-11 Jakub Jelinek <jakub@redhat.com>
3663 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
3664 arguments for -Waddress warning. Fix up formatting.
3666 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
3669 * pt.c (lookup_template_class_1): Check tsubst return value for
3672 2016-02-10 Jason Merrill <jason@redhat.com>
3675 * pt.c (resolve_nondeduced_context): Add complain parm.
3676 (do_auto_deduction): Pass it.
3677 * cvt.c (convert_to_void): Likewise.
3678 * decl.c (cp_finish_decl): Likewise.
3679 * init.c (build_new): Likewise.
3680 * rtti.c (get_tinfo_decl_dynamic): Likewise.
3681 * semantics.c (finish_decltype_type): Likewise.
3682 * typeck.c (decay_conversion): Likewise.
3683 * cp-tree.h: Adjust declaration.
3684 * call.c (standard_conversion): Add complain parm, pass it along.
3685 (implicit_conversion): Pass it.
3688 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
3689 (lookup_name_real_1): Likewise.
3690 (remove_hidden_names): Handle non-functions too.
3693 * parser.c (cp_parser_lookup_name): When looking for a template
3694 after . or ->, only consider class templates.
3695 (cp_parser_postfix_dot_deref_expression): Handle the current
3696 instantiation. Remember a dependent object expression.
3697 * typeck2.c (build_x_arrow): Handle the current instantiation.
3699 * ptree.c (debug_tree): Implement for cp_expr.
3701 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3704 * parser.c (cp_parser_simple_type_specifier): Make the check
3705 for disambiguating between an 'auto' placeholder and an implicit
3706 template parameter more robust.
3708 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3712 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
3713 setting its TREE_USED flag.
3715 2016-02-08 Jason Merrill <jason@redhat.com>
3718 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
3721 2016-02-08 Jakub Jelinek <jakub@redhat.com>
3724 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
3725 of the DECL_OMP_DECLARE_REDUCTION_P decls.
3727 2016-02-08 Marek Polacek <polacek@redhat.com>
3730 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
3731 Call clear_fold_cache.
3732 * cp-tree.h: Adjust declaration.
3733 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
3734 rather than clear_cv_cache and clear_fold_cache.
3735 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
3737 2016-02-08 Jason Merrill <jason@redhat.com>
3739 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
3740 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
3741 (ocp_convert): Use *_maybe_fold.
3742 (cp_convert_to_pointer): Add dofold parameter.
3743 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
3745 2016-02-05 Martin Sebor <msebor@redhat.com>
3748 * init.c (find_field_init): New function.
3749 (warn_placement_new_too_small): Call it. Handle one-element arrays
3750 at ends of structures special.
3752 2016-02-05 Jason Merrill <jason@redhat.com>
3755 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
3756 make sure we've seen_error().
3758 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
3761 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
3762 if lookup_fnfields returns NULL_TREE and the name being looked
3763 up has the form A::A.
3765 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
3767 * constexpr.c (cxx_eval_binary_expression): Fold equality
3768 comparisons involving PTRMEM_CSTs.
3770 2016-02-04 Jakub Jelinek <jakub@redhat.com>
3772 * class.c (find_flexarrays): Don't declare dom variable.
3773 (diagnose_flexarray): Likewise.
3775 2016-02-02 Martain Sebor <msebor@redhat.com>
3782 * class.c (walk_subobject_offsets): Avoid testing the upper bound
3783 of a flexible array member for equality to null.
3784 (find_flexarrays): Remove spurious whitespace introduced in r231665.
3785 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
3786 (check_flexarrays): Same.
3787 * decl.c (compute_array_index_type): Avoid special case for flexible
3789 (grokdeclarator): Avoid calling compute_array_index_type for flexible
3791 * error.c (dump_type_suffix): Revert changes introduced in r231665
3792 and rendered unnecessary by the changes above.
3793 * pt.c (tsubst): Same.
3794 * tree.c (build_ctor_subob_ref): Handle flexible array members.
3795 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
3796 (process_init_constructor_array): Same.
3797 (process_init_constructor_record): Same.
3799 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
3802 * pt.c (try_one_overload): Handle comparing argument packs so
3803 that there is no conflict if we deduced more arguments of an
3804 argument pack than were explicitly specified.
3806 2016-01-31 Jakub Jelinek <jakub@redhat.com>
3807 Jason Merrill <jason@redhat.com>
3810 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
3811 function type if nothing is changing.
3813 2016-01-31 Jason Merrill <jason@redhat.com>
3816 * pt.c (partial_specialization_p, impartial_args): New.
3817 (instantiate_decl): Call impartial_args.
3819 * mangle.c (maybe_check_abi_tags): New.
3820 (write_guarded_var_name): Call it.
3821 (mangle_ref_init_variable): Call check_abi_tags.
3823 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
3824 between template and instantiation.
3826 2016-01-29 Jakub Jelinek <jakub@redhat.com>
3829 * decl.c (wrapup_globals_for_namespace): Warn about unused static
3830 function declarations.
3832 2016-01-29 Marek Polacek <polacek@redhat.com>
3836 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
3837 out of bound" error earlier.
3838 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
3841 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
3843 * name-lookup.c (begin_scope): After reusing a cp_binding_level
3844 structure, update free_binding_level before the structure's
3845 level_chain field gets cleared, not after.
3847 2016-01-28 Jason Merrill <jason@redhat.com>
3850 * search.c (dfs_walk_once, dfs_walk_once_r)
3851 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
3852 hash_set instead of BINFO_MARKED.
3853 (dfs_unmark_r): Remove.
3855 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
3858 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
3859 (cp_lexer_debugging_p): Use it.
3860 (cp_lexer_start_debugging): Likewise.
3861 (cp_lexer_stop_debugging): Likewise.
3863 2016-01-27 Marek Polacek <polacek@redhat.com>
3866 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
3867 needed. Add -Wsign-compare warning.
3869 2016-01-27 Ryan Burn <contact@rnburn.com>
3872 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
3873 superfluous post_p argument in call to
3874 cilk_gimplify_call_params_in_spawned_fn.
3876 2016-01-27 Marek Polacek <polacek@redhat.com>
3879 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
3880 wrapped in NOP_EXPRs.
3882 2016-01-27 Martin Sebor <msebor@redhat.com>
3885 * mangle.c (mangle_decl): Reference the correct (saved) version
3886 of the ABI in -Wabi diagnostics.
3888 2016-01-27 Marek Polacek <polacek@redhat.com>
3891 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
3892 elements of the array.
3894 2016-01-26 Jason Merrill <jason@redhat.com>
3897 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
3898 (cxx_eval_call_expression): Don't look through clones.
3899 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
3900 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
3901 maybe-in-charge *tor.
3903 2016-01-26 Jason Merrill <jason@redhat.com>
3906 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
3907 and TREE_SIDE_EFFECTS.
3908 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
3909 verify_constructor_flags.
3911 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3914 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
3915 return error_mark_node instead of building trees with error_mark_node
3918 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3921 * error.c (print_instantiation_partial_context_line): Add missing
3922 newlines from output for the t == NULL case.
3923 (print_instantiation_partial_context): Remove call to pp_newline.
3925 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
3928 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3933 * decl.c (grokdeclarator): Don't decay array parameter type to
3934 a pointer type if it's dependent.
3935 (grokparms): Invoke strip_top_quals instead of directly invoking
3936 cp_build_qualified_type.
3937 * pt.c (decay_dependent_array_parm_type): New static function.
3938 (type_unification_real): Call decay_dependent_array_parm_type
3939 to decay a dependent array parameter type to its corresponding
3940 pointer type before unification.
3941 (more_specialized_fn): Likewise.
3942 (get_bindings): Likewise.
3943 * tree.c (cp_build_qualified_type): Trivial typofix in
3946 2016-01-23 Martin Sebor <msebor@redhat.com>
3950 * decl2.c (is_late_template_attribute): Handle dependent argument
3951 to attribute align and attribute vector_size.
3953 2016-01-21 Jason Merrill <jason@redhat.com>
3956 * lambda.c (lambda_capture_field_type): Handle 'this' specially
3957 for init-capture, too.
3960 * decl.c (type_is_deprecated): Don't look into a typedef.
3964 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
3967 * decl.c (start_enum): Add attributes parameter.
3968 * parser.c (cp_parser_enum_specifier): Pass it.
3969 * pt.c (lookup_template_class_1): Pass it.
3970 * cp-tree.h: Adjust.
3972 2016-01-19 Jason Merrill <jason@redhat.com>
3975 * pt.c (convert_template_argument): Handle VAR_DECL properly.
3977 2016-01-19 Marek Polacek <polacek@redhat.com>
3980 * constexpr.c (clear_cv_cache): New.
3981 * cp-gimplify.c (clear_fold_cache): New.
3982 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
3983 * decl.c (finish_enum_value_list): Call them.
3986 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
3988 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3993 * decl.c (grokdeclarator): Don't decay array parameter type to
3994 a pointer type if it's dependent.
3995 (grokparms): Invoke strip_top_quals instead of directly invoking
3996 cp_build_qualified_type.
3997 * pt.c (decay_dependent_array_parm_type): New static function.
3998 (type_unification_real): Call decay_dependent_array_parm_type
3999 to decay a dependent array parameter type to its corresponding
4000 pointer type before unification.
4001 (more_specialized_fn): Likewise.
4002 (get_bindings): Likewise.
4003 * tree.c (cp_build_qualified_type): Trivial typofix in
4006 2016-01-18 Jason Merrill <jason@redhat.com>
4008 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
4010 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
4013 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
4014 (contains_label_1, contains_label_p): Remove.
4016 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
4019 * pt.c (type_dependent_expression_p): For a function template
4020 specialization, a type is dependent iff any of its template
4023 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
4025 * cp-array-notation.c (cp_expand_cond_array_notations): Return
4026 error_mark_node only if find_rank failed, not if it was
4029 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
4032 * tree.c (build_min_non_dep_call_vec): Don't retain the
4033 KOENIG_LOOKUP_P flag of the non-dependent expression that's
4035 (build_min_non_dep_op_overload): Instead, do it here.
4037 2016-01-15 Jakub Jelinek <jakub@redhat.com>
4040 * parser.h (cp_token): Remove pragma_kind field. Add comment
4041 with number of unused bits.
4042 * parser.c (eof_token): Remove pragma_kind field initializer.
4043 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
4044 field, don't clear CPP_PRAGMA u.value.
4045 (cp_parser_pragma_kind): New function.
4046 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
4047 cp_parser_omp_construct, cp_parser_initial_pragma,
4048 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
4051 2016-01-15 Jason Merrill <jason@redhat.com>
4054 * call.c (build_cxx_call): Use fold_non_dependent_expr.
4056 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
4060 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
4061 array/function-to-pointer conversion. Call
4062 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
4063 * call.c (convert_like_real): Print call context if
4064 decay_conversion errors.
4066 2016-01-14 Tom de Vries <tom@codesourcery.com>
4068 PR tree-optimization/68773
4069 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
4072 2016-01-14 Jason Merrill <jason@redhat.com>
4075 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
4077 2016-01-12 Marek Polacek <polacek@redhat.com>
4080 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
4081 error_at and adjust the return value.
4083 2016-01-12 Jakub Jelinek <jakub@redhat.com>
4087 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
4088 GS_ERROR whenever seen_error (), only if *expr_p contains
4089 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
4093 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
4095 2016-01-11 Jason Merrill <jason@redhat.com>
4098 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
4099 (process_subob_fn): Likewise. Don't consider triviality if true.
4100 (synthesize_method_walk): Pass it.
4102 2016-01-11 David Malcolm <dmalcolm@redhat.com>
4105 * parser.c (cp_parser_postfix_expression): Initialize
4106 close_paren_loc to UNKNOWN_LOCATION; only use it if
4107 it has been written to by
4108 cp_parser_parenthesized_expression_list.
4109 (cp_parser_parenthesized_expression_list): Document the behavior
4110 with respect to the CLOSE_PAREN_LOC param.
4112 2016-01-11 Jakub Jelinek <jakub@redhat.com>
4115 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
4116 folded operands have side-effects, but folding changed any of them,
4117 build a new tree with the folded operands instead of returning the
4120 2016-01-09 Marek Polacek <polacek@redhat.com>
4123 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
4125 2016-01-09 Jakub Jelinek <jakub@redhat.com>
4128 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
4130 2016-01-08 Jason Merrill <jason@redhat.com>
4133 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
4136 2016-01-08 Marek Polacek <polacek@redhat.com>
4139 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
4141 2016-01-08 Jason Merrill <jason@redhat.com>
4143 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
4148 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
4149 TREE_ADDRESSABLE type.
4153 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
4155 2016-01-05 Nathan Sidwell <nathan@acm.org>
4158 * pt.c (build_non_dependent_expr): Don't try a checking fold when
4161 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4163 Update copyright years.
4165 Copyright (C) 2016 Free Software Foundation, Inc.
4167 Copying and distribution of this file, with or without modification,
4168 are permitted in any medium without royalty provided the copyright
4169 notice and this notice are preserved.