1 2016-12-21 Jakub Jelinek <jakub@redhat.com>
4 * constexpr.c (cxx_eval_array_reference): Perform out of bounds
5 verification even if lval is true, just allow one past the last
7 (cxx_eval_store_expression): Detect stores to out of bound
10 2016-12-21 Jason Merrill <jason@redhat.com>
12 Implement P0522R0, matching of template template arguments.
13 * pt.c (coerce_template_template_parms): Allow a template argument
14 that's less specialized than the parameter.
15 (unify_bound_ttp_args): Adjust parm's args to apply to arg's
17 (coerce_template_args_for_ttp): Split out from
18 lookup_template_class_1.
19 (coerce_ttp_args_for_tta, store_defaulted_ttp)
20 (lookup_defaulted_ttp, add_defaults_to_ttp): New.
21 (process_partial_specialization): Set DECL_CONTEXT of
22 template template-parameters.
23 (coerce_template_parms): Only inform when complain.
24 (expand_template_argument_pack): Handle error_mark_node.
25 (convert_template_argument, template_args_equal, unify): Handle
27 * cp-tree.h (enum cp_tree_index): Add CPTI_ANY_TARG.
29 * decl.c (cxx_init_decl_processing): Set it.
30 * name-lookup.c (consider_binding_level): Ignore names with embedded
34 * pt.c (unify_bound_ttp_args): Split out from unify.
35 (try_class_unification): Handle BOUND_TEMPLATE_TEMPLATE_PARM.
36 (unify): Check for type/non-type mismatch early.
37 [BOUND_TEMPLATE_TEMPLATE_PARM]: Try get_template_base.
39 * pt.c (coerce_template_parms): Consider variadic_args_p before
40 complaining about too many template arguments.
42 * pt.c (process_partial_specialization): Use
43 get_partial_spec_bindings to check that the partial specialization
44 is more specialized than the primary template.
46 * pt.c (convert_template_argument): Pass args to do_auto_deduction.
47 (mark_template_parm): Handle deducibility from type of non-type
49 (for_each_template_parm_r): Not here.
51 * ptree.c (cxx_print_type): Print args of
52 BOUND_TEMPLATE_TEMPLATE_PARM.
53 (cxx_print_decl): Print DECL_TEMPLATE_PARMS.
55 PR c++/78767 - ICE with inherited constructor default argument
56 * method.c (strip_inheriting_ctors): Strip template as appropriate.
58 PR c++/78749 - friend in anonymous namespace
59 * decl.c (wrapup_globals_for_namespace): Don't complain about friend
60 pseudo-template instantiations.
62 2016-12-16 Richard Biener <rguenther@suse.de>
65 * cp-objcp-common.h (cp_unit_size_without_reusable_padding): Declare.
66 (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
67 * cp-objcp-common.c (cp_unit_size_without_reusable_padding): New.
69 2016-12-15 Jakub Jelinek <jakub@redhat.com>
71 P0490R0 GB 20: decomposition declaration should commit to tuple
73 * decl.c (get_tuple_size): Make static. If inst is error_mark_node
74 or non-complete type, return NULL_TREE, otherwise if
75 lookup_qualified_name fails or doesn't fold into INTEGER_CST, return
77 (get_tuple_element_type, get_tuple_decomp_init): Make static.
78 (cp_finish_decomp): Pass LOC to get_tuple_size. If it returns
79 error_mark_node, complain and fail.
81 2016-12-15 Nathan Sidwell <nathan@acm.org>
84 * pt.c (instantiate_decl): Push to class scope lambda resides
85 within when instantiating a generic lambda function.
87 2016-12-14 Martin Sebor <msebor@redhat.com>
90 * pt.c (convert_template_argument): Avoid assuming operand type
91 is non-null since that of SCOPE_REF is not.
93 2016-12-14 Martin Jambor <mjambor@suse.cz>
95 * parser.c: Include omp-general.h and omp-offload.h instead of
97 (cp_parser_omp_simd): Adjusted calls to find_omp_clause to use its new
99 (cp_parser_omp_target_update): Likewise.
100 (cp_parser_oacc_declare): Likewise.
101 (cp_parser_oacc_enter_exit_data): Likewise.
102 (cp_parser_oacc_update): Likewise.
103 (cp_finalize_oacc_routine): Adjusted call to get_oacc_fn_attrib,
104 build_oacc_routine_dims and replace_oacc_fn_attrib to use their new
106 * semantics.c: Include omp-general insteda of omp-low.h.
107 (finish_omp_for): Adjusted calls to find_omp_clause to use its new
109 (finish_omp_cancel): Likewise.
110 (finish_omp_cancellation_point): Likewise.
112 2016-12-14 Marek Polacek <polacek@redhat.com>
115 * init.c (perform_member_init): Diagnose member initializer for
116 flexible array member.
118 2016-12-14 Nathan Sidwell <nathan@acm.org>
121 * pt.c (type_unification_real): Check tsubst arg doesn't have
122 remaining template parms before converting it.
125 * cp-tree.h (TYPE_TEMPLATE_INFO_MAYBE_ALIAS): Always use
126 TYPE_ALIAS_TEMPLATE_INFO for aliases.
128 2016-12-13 Nathan Sidwell <nathan@acm.org>
131 * cp-tree.h (TYPE_TEMPLATE_INFO): Remove alias type checking.
132 (TYPE_ALIAS_TEMPLATE_INFO): New.
133 (TYPE_TEMPLATE_INFO_MAYBE_ALIAS): New. Use those macros.
134 * error.c (dump_alias_template_specialization): Adjust.
135 * pt.c (maybe_process_partial_specialization,
136 iterative_has_template_arg, find_parameter_packs_r,
137 alias_template_specialization_p, dependent_alias_template_spec_p,
138 get_underlying_template, lookup_template_class_1, unify): Adjust
139 template using decl access.
141 2016-12-11 Paolo Carlini <paolo.carlini@oracle.com>
144 * parser.c (cp_parser_namespace_definition): Increment
145 nested_definition_count only if push_namespace succeeds.
147 2016-12-08 Nathan Sidwell <nathan@acm.org>
150 * constexpr.c (extract_string_elt): New. Broken out of ...
151 (cxx_eval_array_reference): ... here. Call it.
152 (cxx_eval_store_expression): Convert init by STRING_CST into
153 CONSTRUCTOR, if needed.
155 2016-12-08 Jakub Jelinek <jakub@redhat.com>
157 P0003R5 - removal of dynamic exception specification from C++17
158 * parser.c (cp_parser_exception_specification_opt): For C++17
159 error out on throw ( type-id-list ), for C++11 and C++14 issue
160 -Wdeprecated warning on it. Formatting fix. Treat throw()
161 in C++17 as noexcept(true).
163 2016-12-07 Martin Jambor <mjambor@suse.cz>
166 * error.c (dump_decl): Use dump_function_name to dump
167 !DECL_LANG_SPECIFIC function decls with no or self-referencing
170 2016-12-07 Nathan Sidwell <nathan@acm.org>
172 * pt.c (tsubst <{NON,}TYPE_ARGUMENT_PACK>: Simplify control flow
173 and avoid re-tsubsting type.
175 * cp-tree.h (enum cp_tree_index): Add CPTI_AUTO_IDENTIFIER &
176 CPTI_DECLTYPE_AUTO_IDENTIFIER.
177 (auto_identifier, decltype_auto_identifier): New.
178 *decl.c (initialize_predefined_identifiers): Add 'auto' and
180 (grokdeclarator): Use cached identifier.
181 * pt.c (make_decltype_auto, make_auto, make_constrained_auto,
184 2016-12-02 Jakub Jelinek <jakub@redhat.com>
187 * pt.c (tsubst_init): Don't call build_value_init if decl's type
190 2016-12-02 Cesar Philippidis <cesar@codesourcery.com>
191 James Norris <jnorris@codesourcery.com>
193 * parser.c (cp_parser_oacc_enter_exit_data): Update diagnostics.
194 (cp_parser_pragma): Error when PRAGMA_OACC_{ENTER_DATA,
195 EXIT_DATA,WAIT} are not used in compound statements.
197 2016-12-01 Jason Merrill <jason@redhat.com>
199 * call.c (add_function_candidate): Also exclude inherited ctors
200 that take a type reference-related to the derived class.
202 * call.c (add_function_candidate): Exclude inherited copy/move
205 2016-11-29 David Malcolm <dmalcolm@redhat.com>
208 * name-lookup.c (lookup_name_fuzzy): Filter out reserved words
209 that were filtered out by init_reswords.
211 2016-11-28 Jakub Jelinek <jakub@redhat.com>
212 Jason Merrill <jason@redhat.com>
215 * decl.c (finish_enum_value_list): Call fixup_type_variants on
216 current_class_type after
217 insert_late_enum_def_into_classtype_sorted_fields.
219 2016-11-28 Jakub Jelinek <jakub@redhat.com>
222 * typeck.c (maybe_warn_about_returning_address_of_local): Optimize
223 whats_returned through fold_for_warn.
225 2016-11-27 Jason Merrill <jason@redhat.com>
228 * constexpr.c (cxx_eval_constant_expression): Use cp_fold_convert.
230 2016-11-24 Martin Liska <mliska@suse.cz>
233 * parser.c (cp_parser_range_for): Use safe_push instead of quick_push.
235 2016-11-23 Jakub Jelinek <jakub@redhat.com>
238 * cp-gimplify.c (cp_fold) <case CALL_EXPR>: When calling constructor
239 and maybe_constant_value returns non-CALL_EXPR, create INIT_EXPR
240 with the object on lhs and maybe_constant_value returned expr on rhs.
243 * pt.c (tsubst_copy): Return error_mark_node when mark_used
244 fails, even when complain & tf_error.
247 * cp-gimplify.c (cp_gimplify_tree) <case VEC_INIT_EXPR>: Pass
248 false as handle_invisiref_parm_p to cp_genericize_tree.
249 (struct cp_genericize_data): Add handle_invisiref_parm_p field.
250 (cp_genericize_r): Don't wrap is_invisiref_parm into references
251 if !wtd->handle_invisiref_parm_p.
252 (cp_genericize_tree): Add handle_invisiref_parm_p argument,
253 set wtd.handle_invisiref_parm_p to it.
254 (cp_genericize): Pass true as handle_invisiref_parm_p to
255 cp_genericize_tree. Formatting fix.
257 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
260 * decl.c (duplicate_decls): Warn when a built-in function is redefined.
261 Don't overload builtin functions with C++ functions.
262 Handle const_tm_ptr_type_node like file_ptr_node.
263 Copy the TREE_NOTHROW flag unmodified to the old decl.
265 2016-11-18 Jason Merrill <jason@redhat.com>
267 PR objc++/78418 - ICE in string tests on darwin
268 * tree.c (lvalue_kind): Guard DECL_HAS_VALUE_EXPR_P.
270 2016-11-18 Jakub Jelinek <jakub@redhat.com>
273 * mangle.c (mangle_tls_init_fn, mangle_tls_wrapper_fn): Call
276 2016-11-18 Jason Merrill <jason@redhat.com>
278 PR c++/67631 - list-init and explicit conversions
279 * semantics.c (finish_compound_literal): Call digest_init_flags.
280 * typeck2.c (digest_init_flags): Add complain parm.
281 (store_init_value): Pass it.
283 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
284 Alan Hayward <alan.hayward@arm.com>
285 David Sherwood <david.sherwood@arm.com>
287 * class.c (finish_struct_bits): Use SET_DECL_MODE.
288 (build_base_field_1, layout_class_type, finish_struct_1): Likewise.
289 * decl.c (make_label_decl): Likewise.
290 * pt.c (tsubst_decl): Likewise.
292 2016-11-17 Jason Merrill <jason@redhat.com>
294 PR c++/78193 - inherited ctor regressions on sparc32.
295 * call.c (build_over_call): Don't set CALL_FROM_THUNK_P here.
296 (build_call_a): Set it here, and don't insert EMPTY_CLASS_EXPR.
297 (convert_like_real) [ck_rvalue]: Also pass non-addressable
298 types along directly.
300 2016-11-17 Paolo Carlini <paolo.carlini@oracle.com>
303 * parser.c (cp_parser_non_integral_constant_expression): Issue a
304 pedwarn instead of an error for case NIC_FLOAT.
306 2016-11-17 Jason Merrill <jason@redhat.com>
308 PR c++/78124 - list-initialization and inherited ctor
309 * name-lookup.c (do_class_using_decl): Set CLASSTYPE_NON_AGGREGATE.
311 PR c++/78369 - {} as default argument
312 * call.c (build_special_member_call): Handle CONSTRUCTOR.
315 * parser.c (cp_parser_fold_expression): Check TREE_NO_WARNING.
317 2016-11-16 Jason Merrill <jason@redhat.com>
320 * decl.c (cp_finish_decl): Don't set TREE_CONSTANT on a reference.
321 * typeck2.c (store_init_value): Likewise.
323 * decl.c (store_decomp_type, lookup_decomp_type): New.
324 (cp_finish_decomp): Call store_decomp_type.
325 * semantics.c (finish_decltype_type): Call lookup_decomp_type.
326 * cp-tree.h: Declare lookup_decomp_type.
328 2016-11-15 Jakub Jelinek <jakub@redhat.com>
330 * decl.c (cp_finish_decomp): For DECL_NAMESPACE_SCOPE_P decl,
331 set DECL_ASSEMBLER_NAME.
332 * parser.c (cp_parser_decomposition_declaration): Likewise
333 if returning error_mark_node.
334 * mangle.c (mangle_decomp): New function.
335 * cp-tree.h (mangle_decomp): New declaration.
337 2016-11-15 Jason Merrill <jason@redhat.com>
340 * semantics.c (finish_decltype_type): Strip references for a tuple
342 * cp-tree.h (DECL_DECOMPOSITION_P): False for non-variables.
344 * decl2.c (decl_maybe_constant_var_p): References qualify.
345 * constexpr.c (non_const_var_error): Handle references.
346 * init.c (constant_value_1): Always check decl_constant_var_p.
347 * cp-gimplify.c (cp_fold_maybe_rvalue): Don't fold references.
348 * error.c (dump_decl_name): Split out from dump_decl.
350 2016-11-14 Jason Merrill <jason@redhat.com>
352 * tree.c (bitfield_p): New.
353 * cp-tree.h: Declare it.
354 * typeck.c (cxx_sizeof_expr, cxx_alignof_expr)
355 (cp_build_addr_expr_1): Use it instead of DECL_C_BIT_FIELD.
356 * decl.c (cp_finish_decomp): Look through reference. Always
357 SET_DECL_DECOMPOSITION_P.
358 * semantics.c (finish_decltype_type): Adjust decomposition handling.
360 2016-11-13 Jakub Jelinek <jakub@redhat.com>
361 Jason Merrill <jason@redhat.com>
363 Implement P0217R3 - C++17 structured bindings
364 * cp-tree.h (struct lang_decl_base): Add decomposition_p.
365 (DECL_DECOMPOSITION_P): New
366 (enum auto_deduction_context): Add adc_decomp_type.
367 (enum cp_declarator_kind): Add cdk_decomp.
368 * constexpr.c (cxx_eval_constant_expression): Look through
370 (potential_constant_expression_1): Likewise.
371 * decl.c (reshape_init): Preserve CONSTRUCTOR_IS_DIRECT_INIT.
372 (check_initializer): Use build_aggr_init for DECL_DECOMPOSITION_P.
373 (cp_finish_decl): Pass adc_decomp_type for decomposition.
374 (find_decomp_class_base, get_tuple_size, get_tuple_element_type)
375 (get_tuple_decomp_init, cp_finish_decomp): New.
376 (grokdeclarator): Handle decomposition.
377 * init.c (build_aggr_init): Handle decomposition array.
378 (build_vec_init): Handle initialization from { array }.
379 * name-lookup.c (add_function): Always wrap TEMPLATE_DECL in
381 * parser.c (declarator_can_be_parameter_pack): Handle cdk_decomp.
382 (function_declarator_p, strip_declarator_types)
383 (cp_parser_check_declarator_template_parameters): Likewise.
384 (cp_parser_range_for, cp_convert_range_for): Handle decomposition.
385 (cp_parser_simple_declaration): Parse decomposition.
386 (cp_parser_decomposition_declaration): New.
387 * pt.c (tsubst_decomp_names): New.
388 (subst_expr) [DECL_EXPR, RANGE_FOR_STMT]: Handle decomposition.
389 (do_auto_deduction): Handle adc_decomp_type.
390 * semantics.c (finish_decltype_type): Look through DECL_VALUE_EXPR.
391 * typeck.c (is_bitfield_expr_with_lowered_type): Likewise.
392 * tree.c (lvalue_kind): Likewise.
393 (cp_build_reference_type): Handle reference collapsing.
395 2016-11-13 Jason Merrill <jason@redhat.com>
397 * call.c (build_new_method_call_1): Include template arguments in
399 (print_error_for_call_failure): Likewise.
400 (build_new_function_call): Pass them in.
401 * name-lookup.c (supplement_binding_1): Don't complain about a
402 conflict with an erroneous declaration.
403 * error.c (dump_decl): Fix printing of alias declaration.
404 * decl.c (make_typename_type): Call cxx_incomplete_type_error.
405 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
406 * semantics.c (perform_koenig_lookup): Don't wrap an error in
409 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
412 * parser.c (cp_parser_postfix_pexpression): Call warn_for_restrict.
414 2016-11-12 Jason Merrill <jason@redhat.com>
417 * typeck.c (convert_arguments): Handle default arg followed by none.
419 * constexpr.c (potential_constant_expression_1): REALPART_EXPR and
420 IMAGPART_EXPR can be lvalues.
424 * pt.c (check_specialization_namespace): Allow any enclosing
426 (check_unqualified_spec_or_inst): New.
427 (check_explicit_specialization): Call it.
428 * parser.c (cp_parser_elaborated_type_specifier)
429 (cp_parser_class_head): Call it.
431 2016-11-10 Jason Merrill <jason@redhat.com>
434 * pt.c (tsubst_friend_function): Don't set DECL_INITIAL.
435 (instantiate_decl): It's OK to defer a constexpr function.
436 * cp-tree.h (DECL_FRIEND_PSEUDO_TEMPLATE_INSTANTIATION): Check
438 * decl2.c (decl_defined_p): Use it. No longer static.
439 * decl.c (redeclaration_error_message): Use decl_defined_p.
440 * constexpr.c (cxx_eval_call_expression): Set input_location around
441 call to instantiate_decl.
443 2016-11-10 Jakub Jelinek <jakub@redhat.com>
445 * mangle.c (mangle_decl): Only emit -Wc++1z-compat warnings for
446 public or external symbols.
448 2016-11-09 Jakub Jelinek <jakub@redhat.com>
451 * mangle.c (start_mangling): Reset G.need_cxx1z_warning.
453 2016-11-09 Jason Merrill <jason@redhat.com>
455 * parser.c (cp_parser_simple_type_specifier): Allow placeholder
456 for template template parameter.
457 (cp_parser_type_id_1): Improve diagnostic.
458 * decl.c (grokdeclarator): Handle class deduction diagnostics here.
459 * pt.c (splice_late_return_type): Not here.
460 (tsubst) [TEMPLATE_TYPE_PARM]: Substitute into placeholder template.
461 (do_class_deduction): Handle non-class templates.
463 Implement P0127R2, Declaring non-type parameters with auto.
464 * cp-tree.h (enum auto_deduction_context): Add adc_unify.
465 * decl.c (grokdeclarator): Allow 'auto' in C++17 template non-type
467 * pt.c (do_auto_deduction): Add outer_targs parameter.
468 (convert_template_argument): Call do_auto_deduction. If adc_unify,
469 don't give up on dependent init.
470 (unify): Likewise. In C++17, walk into the type of a
472 (for_each_template_parm): Add any_fn parameter.
473 (struct pair_fn_data): Likewise.
474 (for_each_template_parm_r): Call it for any tree. In C++17, walk
475 into the type of a TEMPLATE_PARM_INDEX.
476 (zero_r, array_deduction_r, try_array_deduction): New.
477 (type_unification_real): Call try_array_deduction.
478 (get_partial_spec_bindings): Likewise.
480 2016-11-07 Jason Merrill <jason@redhat.com>
482 Implement P0012R1, Make exception specifications part of the type
484 * cp-tree.h (enum tsubst_flags): Add tf_fndecl_type.
485 (flag_noexcept_type, ce_type): New.
486 * call.c (build_conv): Add ck_fnptr.
487 (enum conversion_kind): Change ck_tsafe to ck_fnptr.
488 (convert_like_real): Likewise.
489 (standard_conversion): Likewise. Allow function pointer
490 conversions for pointers to member functions.
491 (reference_compatible_p): Allow function pointer conversions.
492 (direct_reference_binding): Likewise.
493 (reference_binding): Reference-compatible is no longer a subset of
495 (is_subseq): Also strip ck_lvalue after next_conversion.
496 * class.c (instantiate_type): Check fnptr_conv_p.
497 (resolve_address_of_overloaded_function): Likewise.
498 * cvt.c (can_convert_tx_safety): Now static.
499 (noexcept_conv_p, fnptr_conv_p, strip_fnptr_conv): New.
500 * decl.c (flag_noexcept_type): Define.
501 (cxx_init_decl_processing): Set it.
502 (bad_specifiers): Check it.
503 (grokdeclarator) [cdk_function]: Add exception-spec to type here.
504 * lambda.c (maybe_add_lambda_conv_op): Add exception-spec to
506 * mangle.c (struct globals): Add need_cxx1z_warning.
507 (mangle_decl): Check it.
508 (write_exception_spec): New.
509 (write_function_type): Call it.
510 (canonicalize_for_substitution): Handle exception spec.
511 (write_type): Likewise.
512 (write_encoding): Set processing_template_decl across mangling of
513 partially-instantiated type.
514 * pt.c (determine_specialization): Pass tf_fndecl_type.
515 (tsubst_decl, fn_type_unification): Likewise.
516 (tsubst): Strip tf_fndecl_type, pass it to
517 tsubst_exception_specification.
518 (convert_nontype_argument_function): Handle function pointer
520 (convert_nontype_argument): Likewise.
521 (unify, for_each_template_parm_r): Walk into noexcept-specifier.
522 * rtti.c (ptr_initializer): Encode noexcept.
523 * tree.c (canonical_eh_spec): New.
524 (build_exception_variant): Use it.
525 * typeck.c (composite_pointer_type): Handle fnptr conversion.
526 (comp_except_specs): Compare canonical EH specs.
527 (structural_comptypes): Call it.
529 * call.c (standard_conversion): Reorganize pointer conversions.
530 * pt.c (convert_nontype_argument_function): Convert to ref here.
531 (convert_nontype_argument): Not here.
532 (convert_template_argument): Add original type to error message.
533 (RECUR_AND_CHECK_FAILURE): Remove trailing semicolon.
534 (unify): Compare function-qualifiers.
535 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Use
536 cp_build_qualified_type rather than TYPE_MAIN_VARIANT.
538 * pt.c (push_tinst_level_loc): Add template instantiations to the
539 announce_function stream.
541 2016-11-04 Paolo Carlini <paolo.carlini@oracle.com>
544 * pt.c (tsubst_expr, case IF_STMT): Use fold_non_dependent_expr
545 to suppress unwanted warnings.
547 2016-11-03 Jason Merrill <jason@redhat.com>
550 * call.c (convert_default_arg): Look through inheriting ctors.
552 2016-11-03 Jakub Jelinek <jakub@redhat.com>
553 Alexandre Oliva <aoliva@redhat.com>
554 Jason Merrill <jason@redhat.com>
558 * tree.c (cp_check_qualified_type): Use check_base_type and
559 TYPE_QUALS comparison instead of check_qualified_type.
560 (cxx_type_hash_eq): Return false if type_memfn_rqual don't match.
561 * cp-objcp-common.c (cp_get_debug_type): New function.
562 (cp_decl_dwarf_attribute): Don't handle types here.
563 (cp_type_dwarf_attribute): New function.
564 * cp-objcp-common.h (cp_get_debug_type, cp_type_dwarf_attribute):
566 (LANG_HOOKS_GET_DEBUG_TYPE, LANG_HOOKS_TYPE_DWARF_ATTRIBUTE):
569 2016-11-03 Jason Merrill <jason@redhat.com>
571 * tree.c (cp_check_qualified_type): Call check_base_type instead
572 of check_qualified_type.
573 (cxx_type_hash_eq): Check ref-qualifiers.
574 * typeck.c (apply_memfn_quals): No need to mess with TYPE_CANONICAL.
576 2016-11-01 Jason Merrill <jason@redhat.com>
578 Implement P0136R1, Rewording inheriting constructors.
579 * call.c (enum rejection_reason_code): Add rr_inherited_ctor.
580 (inherited_ctor_rejection): New.
581 (add_function_candidate): Reject inherited ctors for copying.
582 (enforce_access): Use strip_inheriting_ctors.
583 (print_z_candidate): Likewise. Handle rr_inherited_ctor.
584 (convert_like_real): Avoid copying inheriting ctor parameters.
585 (build_over_call): Likewise. A base ctor inheriting from vbase
586 has no parms. Sorry about varargs.
587 (joust): A local constructor beats inherited with the same convs.
588 * class.c (add_method): Handle hiding inheriting ctors.
589 (one_inherited_ctor): Handle new semantics.
590 (add_implicitly_declared_members): Pass using_decl down.
591 (build_clone): A base ctor inheriting from vbase has no parms.
592 * cp-tree.h (DECL_INHERITED_CTOR): Store this instead of the base.
593 (SET_DECL_INHERITED_CTOR): Likewise.
594 (DECL_INHERITED_CTOR_BASE): Adjust.
595 * constexpr.c: Adjust.
596 * error.c (dump_function_decl): Decorate inheriting ctors.
597 * init.c (emit_mem_initializers): Suppress access control in
599 * mangle.c (write_special_name_constructor): Handle new inheriting
601 * method.c (strip_inheriting_ctors, inherited_ctor_binfo)
602 (ctor_omit_inherited_parms, binfo_inherited_from): New.
603 (synthesized_method_walk): Use binfo_inherited_from. Suppress
604 access control in inheriting ctor.
605 (deduce_inheriting_ctor): Deleted if ambiguous ctor inheritance.
606 (maybe_explain_implicit_delete): Explain ambigous ctor inheritance.
607 (add_one_base_init, do_build_copy_constructor): Adjust.
608 (locate_fn_flags, explain_implicit_non_constexpr): Adjust.
609 (implicitly_declare_fn): Adjust.
610 (get_inherited_ctor): Remove.
611 * name-lookup.c (do_class_using_decl): Check for indirect ctor
613 * optimize.c (cdtor_comdat_group): Adjust for new mangling.
614 (maybe_clone_body): Handle omitted parms in base clone.
615 (maybe_thunk_body): Don't thunk if base clone omits parms.
616 * pt.c (tsubst_decl): Adjust.
617 (instantiate_template_1): Suppress access control in inheriting
619 (fn_type_unification): Do deduction with inherited ctor.
620 * tree.c (special_function_p): Adjust.
622 2016-11-01 Jakub Jelinek <jakub@redhat.com>
624 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle DW_AT_inline.
626 2016-11-01 Jason Merrill <jason@redhat.com>
628 * class.c (declared_access): Split out from handle_using_decl.
630 2016-10-31 Jakub Jelinek <jakub@redhat.com>
633 * parser.c (cp_parser_postfix_expression): Replace return statement in
634 the first switch with setting postfix_expression to the return
635 expression and break;.
638 * pt.c (tsubst_expr) <case CASE_LABEL_EXPR> Copy over
639 FALLTHROUGH_LABEL_P flag to the new LABEL_DECL.
640 (tsubst_expr) <case LABEL_EXPR>: Likewise.
642 2016-09-11 Le-Chun Wu <lcwu@google.com>
643 Mark Wielaard <mjw@redhat.com>
645 * name-lookup.c (pushdecl_maybe_friend): When emitting a
646 shadowing warning, use the code corresponding to the
647 given -Wshadow= variant.
649 2016-10-26 Jason Merrill <jason@redhat.com>
651 * class.c (add_method): Allow using-declarations to coexist.
653 2016-10-25 Jason Merrill <jason@redhat.com>
655 * constexpr.c (maybe_constant_init): Pull out TARGET_EXPR_INITIAL.
656 (cxx_eval_outermost_constant_expr): Don't return a CONSTRUCTOR
657 with CONSTRUCTOR_NO_IMPLICIT_ZERO.
658 (cxx_eval_call_expression): Clear CONSTRUCTOR_NO_IMPLICIT_ZERO.
660 2016-10-25 Jakub Jelinek <jakub@redhat.com>
662 * parser.c (cp_parser_postfix_expression): Adding missing break;.
664 * cp-tree.h (finish_builtin_launder): Declare.
665 * parser.c (cp_parser_postfix_expression): Handle RID_BUILTIN_LAUNDER.
666 * semantics.c (finish_builtin_launder): New function.
667 * pt.c (tsubst_copy_and_build): Handle instantiation of IFN_LAUNDER.
668 * constexpr.c (cxx_eval_internal_function): Handle IFN_LAUNDER.
669 (potential_constant_expression_1): Likewise.
671 2016-10-24 Jakub Jelinek <jakub@redhat.com>
673 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle DW_AT_reference
674 and DW_AT_rvalue_reference.
676 * cxx-pretty-print.c (pp_cxx_check_constraint): Use VAR_P (x)
677 instead of TREE_CODE (x) == VAR_DECL.
678 * constraint.cc (get_concept_definition): Likewise.
679 (finish_shorthand_constraint): Likewise.
680 * init.c (warn_placement_new_too_small): Likewise.
681 * cp-gimplify.c (cp_genericize_r): Likewise.
683 2016-10-21 Jason Merrill <jason@redhat.com>
686 * pt.c (convert_template_argument): Call convert_nontype_argument
687 on value-dependent but not type-dependent arguments.
688 (convert_nontype_argument): Handle value-dependent arguments.
689 (canonicalize_expr_argument): New.
690 (deducible_expression, unify): Skip CONVERT_EXPR.
691 * error.c (dump_template_argument): Likewise.
692 * mangle.c (write_expression): Likewise.
694 * ptree.c (cxx_print_xnode) [TEMPLATE_PARM_INDEX]: Dump the decl.
696 2016-10-21 Jakub Jelinek <jakub@redhat.com>
698 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle
701 2016-10-17 Jakub Jelinek <jakub@redhat.com>
703 * cp-objcp-common.h (cp_function_decl_explicit_p,
704 cp_function_decl_deleted_p, cp_function_decl_defaulted): Remove.
705 (cp_decl_dwarf_attribute): Declare.
706 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
707 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
708 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
709 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Redefine.
710 * cp-objcp-common.c (cp_function_decl_explicit_p,
711 cp_function_decl_deleted_p, cp_function_decl_defaulted): Remove.
712 (cp_decl_dwarf_attribute): New function.
714 2016-10-15 Jason Merrill <jason@redhat.com>
717 * constexpr.c (maybe_simplify_trivial_copy): New.
718 (cxx_eval_store_expression): Call it.
719 * call.c (build_over_call): Use unsigned char for trivial copy.
721 2016-10-14 Jason Merrill <jason@redhat.com>
723 Implement P0017R1, C++17 aggregates with bases.
724 * class.c (build_base_field_1): Split out from...
725 (build_base_field): ...here. In C++17 mode, build a field for
727 * decl.c (xref_basetypes): In C++17 aggregates can have bases.
728 (next_initializable_field): Allow base fields in C++17.
729 * typeck2.c (process_init_constructor_record): Likewise.
731 2016-10-14 Jakub Jelinek <jakub@redhat.com>
733 DR 1511 - const volatile variables and ODR
734 * decl.c (grokvardecl): Change flags argument to type_quals,
735 add conceptp argument. Set TREE_PUBLIC for non-static volatile vars.
736 (grokdeclarator): Adjust grokvardecl caller.
738 2016-10-13 Martin Sebor <msebor@redhat.com>
741 * class.c (struct flexmems_t): Add members.
742 (find_flexarrays): Add arguments. Correct handling of anonymous
744 (diagnose_flexarrays): Adjust to issue warnings in addition to errors.
745 (check_flexarrays): Add argument.
746 (diagnose_invalid_flexarray): New functions.
748 2016-10-13 Jakub Jelinek <jakub@redhat.com>
749 Jason Merrill <jason@redhat.com>
751 Implement P0386R2 - C++17 inline variables
752 * cp-tree.h (struct lang_type): Shrink language field to 1 bit
753 from 4. Add var_declared_inline_p field. Mention 2 spare bits.
754 (DECL_VAR_DECLARED_INLINE_P): Define.
755 (SET_DECL_VAR_DECLARED_INLINE_P): Define.
756 (DECL_INLINE_VAR_P): Define.
757 (diagnose_inline_vars_for_namespace): Declare.
758 * decl.c (diagnose_inline_vars_for_namespace): New function.
759 (duplicate_decls): For static data members copy
760 DECL_DECLARED_CONSTEXPR_P.
761 (redeclaration_error_message): Handle C++17 redundant redeclaration
762 of constexpr static data member outside of class.
763 (maybe_commonize_var): Handle inline variables.
764 (check_initializer): Ignore inline variables for diagnostics.
765 Adjust diagnostic wording for C++17.
766 (make_rtl_for_nonlocal_decl): Allow in-class definition of
767 inline static data members.
768 (bad_specifiers): Don't diagnose inline on variables here.
769 (grokvardecl): Add inlinep argument, non-static const inline variables
771 (check_static_variable_definition): Return early also for inline
773 (mark_inline_variable): New.
774 (grokdeclarator): Handle inline variables and inline static data
776 * typeck2.c (store_init_value): Don't diagnose non-constant
777 initializers for non-constexpr inline static data members.
778 * decl2.c (vague_linkage_p): Return true for inline variables.
779 (c_parse_final_cleanups): In-class declaration of inline static
780 data members is a definition. Call diagnose_inline_vars_for_namespace
781 through walk_namespaces.
782 * pt.c (instantiate_decl): Set pattern_defined for in-class definitions
783 of inline static data members.
785 2016-10-13 Jason Merrill <jason@redhat.com>
787 * decl.c (mark_inline_variable): New.
790 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
792 * decl2.c: Include memmodel.h.
795 2016-10-11 Jason Merrill <jason@redhat.com>
798 * init.c (build_new_1): Don't -Waligned-new about placement new.
799 (malloc_alignment): New. Consider MALLOC_ABI_ALIGNMENT.
800 * decl.c (cxx_init_decl_processing): New.
802 2016-10-10 Jason Merrill <jason@redhat.com>
806 * pt.c (do_class_deduction): Set cp_unevaluated_operand.
807 (tsubst) [TEMPLATE_TYPE_PARM]: Copy CLASS_PLACEHOLDER_TEMPLATE.
809 2016-10-08 Jason Merrill <jason@redhat.com>
811 * cp-gimplify.c (cp_fold): Add variable name.
813 * cp-gimplify.c (cp_fold): Distribute cp_truthvalue_conversion
816 2016-10-07 Jason Merrill <jason@redhat.com>
818 Further P0135 refinement.
819 * call.c (build_user_type_conversion_1): Consider conversions from
820 a single element in an initializer-list.
821 (build_temp): Undo early_elide_copy change.
822 (build_over_call): Check that we don't try to copy a TARGET_EXPR
823 in C++17 mode. Set user_conv_p here.
824 (convert_like_real): Not here.
825 (check_self_delegation): Split out from...
826 (build_special_member_call): ...here. Handle C++17 copy elision.
827 * cvt.c (early_elide_copy): Remove.
828 (ocp_convert): Undo early_elide_copy change.
829 * except.c (build_throw): Likewise.
830 * init.c (expand_default_init): Likewise.
831 * typeck.c (cp_build_modify_expr): Likewise.
833 2016-10-07 Nathan Sidwell <nathan@acm.org>
837 * init.c (emit_mem_initializers): Don't construct vbases of
839 (push_base_cleanups): Don't push vbase cleanups for abstract class
841 * method.c (synthethesized_method_walk): Don't walk vbases of
842 abstract classes when in C++14 mode.
844 2016-10-07 Jakub Jelinek <jakub@redhat.com>
846 Implement LWG2296 helper intrinsic
847 * parser.c (cp_parser_postfix_expression): Handle RID_ADDRESSOF.
848 * cp-objcp-common.c (cp_common_init_ts): Handle ADDRESSOF_EXPR.
849 * constexpr.c (potential_constant_expression_1): Likewise.
850 * error.c (dump_expr): Likewise.
851 * typeck.c (cp_build_addressof): New function.
852 * cp-tree.h (cp_build_addressof): Declare.
853 * cxx-pretty-print.h (pp_cxx_addressof_expression): Declare.
854 * cp-tree.def (ADDRESSOF_EXPR): New tree code.
855 * cxx-pretty-print.c (cxx_pretty_printer::primary_expression): Handle
856 ADDRESSOF_EXPR. Add __builtin_addressof and
857 __has_unique_object_representations into syntax in function comment.
858 (pp_cxx_addressof_expression): New function.
859 * pt.c (tsubst_copy_and_build): Handle ADDRESSOF_EXPR.
861 2016-10-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
864 * parser.c (cp_parser_base_specifier): Fix a warning.
866 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
869 * decl.c (grokdeclarator): Try to find the correct location for an
872 2016-10-07 Martin Liska <mliska@suse.cz>
874 * lambda.c (maybe_add_lambda_conv_op): Set default value.
876 2016-10-06 Jason Merrill <jason@redhat.com>
878 * call.c (build_temp, convert_like_real): Don't re-copy
879 TARGET_EXPR. Handle packed fields.
880 (build_x_va_arg): Wrap it in a TARGET_EXPR.
881 (build_over_call): Add sanity check.
882 * cvt.c (early_elide_copy): New.
883 (ocp_convert): Use it.
884 * except.c (build_throw): Use it.
885 * init.c (get_nsdmi): Put back the TARGET_EXPR.
886 (expand_default_init): Call early_elide_copy.
887 * typeck.c (cp_build_modify_expr): Call early_elide_copy.
889 2016-10-06 Jakub Jelinek <jakub@redhat.com>
891 Implement P0258R2 - helper for C++17
892 std::has_unique_object_representations trait
893 * cp-tree.h (enum cp_trait_kind): Add
894 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
895 (struct lang_type_class): Add unique_obj_representations
896 and unique_obj_representations_set bitfields.
897 (CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS,
898 CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS_SET): Define.
899 (type_has_unique_obj_representations): Declare.
900 * parser.c (cp_parser_primary_expression): Handle
901 RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
902 (cp_parser_trait_expr): Likewise. Formatting fix.
903 * semantics.c (trait_expr_value, finish_trait_expr): Handle
904 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
905 * tree.c (type_has_unique_obj_representations): New function.
906 (record_has_unique_obj_representations): New function.
907 * cxx-pretty-print.c (pp_cxx_trait_expression): Handle
908 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
910 2016-10-05 Jason Merrill <jason@redhat.com>
912 Implement P0135R1, Guaranteed copy elision.
913 * cvt.c (ocp_convert): Don't re-copy a TARGET_EXPR in C++17.
916 * call.c (reference_binding): Fix binding to member of temporary.
918 * call.c (extend_ref_init_temps): Fix TARGET_EXPR handling.
920 * parser.c (cp_parser_skip_to_end_of_statement): Add missing break.
922 * semantics.c (finish_compound_literal): Handle class placeholder.
924 2016-10-05 Marek Polacek <polacek@redhat.com>
926 Implement P0305R1, Selection statements with initializer.
927 * cp-array-notation.c (create_an_loop): Call finish_init_stmt
928 instead of finish_for_init_stmt.
929 * cp-tree.h (finish_for_init_stmt): Rename to finish_init_stmt.
930 * decl.c (poplevel): Adjust a comment.
931 * init.c (build_vec_init): Call finish_init_stmt instead of
932 finish_for_init_stmt.
933 * name-lookup.c (pushdecl_maybe_friend_1): Adjust a comment.
934 * name-lookup.h (enum scope_kind): Likewise.
935 * parser.c (cp_parser_statement): Update commentary.
936 (cp_parser_init_statement_p): New function.
937 (cp_parser_selection_statement): Parse the optional init-statement.
938 (cp_parser_for): Call finish_init_stmt instead of finish_for_init_stmt.
939 (cp_parser_c_for): Likewise.
940 (cp_convert_range_for): Call finish_init_stmt instead of finish_for_init_stmt.
941 (cp_parser_range_for_member_function): Update commentary.
942 (cp_parser_iteration_statement):
943 (cp_parser_for_init_statement): Rename to cp_parser_init_statement.
944 * pt.c (tsubst_omp_for_iterator): Update commentary.
945 (tsubst_expr): Call finish_init_stmt instead of finish_for_init_stmt.
946 * semantics.c (finish_for_init_stmt): Rename to finish_init_stmt.
949 2016-10-04 Jason Merrill <jason@redhat.com>
952 * pt.c (do_class_deduction): Handle list-initialization.
953 (do_auto_deduction): Call it sooner.
954 (build_deduction_guide): Use tsubst_arg_types.
955 (rewrite_template_parm): Don't copy_type.
958 * constexpr.c (cxx_eval_component_reference): Use name matching
961 Implement P0091R2, Template argument deduction for class templates.
962 * parser.c (cp_parser_simple_type_specifier): Parse class placeholder.
963 Use the location of the beginning of the type-specifier.
964 (cp_parser_init_declarator): Parse deduction guide.
965 (cp_parser_diagnose_invalid_type_name): Mention class deduction.
966 (cp_parser_type_id_1): Don't accept class placeholder as template arg.
967 * cp-tree.h (CLASS_PLACEHOLDER_TEMPLATE): New.
968 * decl.c (grokdeclarator): Check for uninitialized auto here.
969 (start_decl_1): Not here.
970 (cp_finish_decl): Or here. Don't collapse a list when doing
972 (grokfndecl): Check deduction guide scope and body.
973 * error.c (dump_decl, dump_function_decl, dump_function_name):
974 Handle deduction guides.
975 * pt.c (make_template_placeholder, do_class_deduction): New.
976 (build_deduction_guide, rewrite_template_parm): New.
977 (dguide_name, dguide_name_p, deduction_guide_p): New.
978 (do_auto_deduction): Call do_class_deduction.
979 (splice_late_return_type, is_auto): Handle class placeholders.
980 (template_parms_level_to_args): Split from template_parms_to_args.
981 (tsubst_template_parms_level): Split from tsubst_template_parms.
982 * typeck2.c (build_functional_cast): Handle class placeholder.
984 2016-10-04 Martin Sebor <msebor@redhat.com>
987 * init.c (warn_placement_new_too_small): Avoid assuming an array type
990 2016-10-04 Jakub Jelinek <jakub@redhat.com>
993 * parser.c (cp_parser_lambda_declarator_opt): Only pedwarn
994 for C++11 on decls in the param_list. Test cxx_dialect < cxx14 before
997 * cp-tree.h (enum cp_tree_index): Remove CPTI_JAVA_*,
998 CPTI_LANG_NAME_JAVA and CPTI_JCLASS.
999 (java_byte_type_node, java_short_type_node, java_int_type_node,
1000 java_long_type_node, java_float_type_node, java_double_type_node,
1001 java_char_type_node, java_boolean_type_node, lang_name_java,
1002 jclass_node): Remove.
1003 (enum languages): Remove lang_java.
1004 (TYPE_FOR_JAVA): Remove.
1005 (struct lang_type_class): Remove java_interface bit-field.
1006 (TYPE_JAVA_INTERFACE): Remove.
1007 (pragma_java_exceptions): Remove.
1008 (check_java_method, build_java_class_ref): Remove prototypes.
1009 * name-lookup.c (pushtag_1): Don't set TYPE_FOR_JAVA.
1010 * decl2.c (acceptable_java_type, check_java_method): Remove.
1011 (import_export_decl): Remove TYPE_FOR_JAVA handling.
1012 (build_java_method_aliases): Remove.
1013 (c_parse_final_cleanups): Don't call build_java_method_aliases.
1014 (possibly_inlined_p): Don't test pragma_java_exceptions.
1015 * init.c (build_new_1): Remove TYPE_FOR_JAVA handling.
1016 (build_java_class_ref): Remove.
1017 * pt.c (maybe_new_partial_specialization, lookup_template_class_1,
1018 instantiate_class_template_1): Don't copy TYPE_FOR_JAVA.
1019 * except.c (eh_type_info): Remove java type handling.
1020 (decl_is_java_type, choose_personality_routine): Remove.
1021 (initialize_handler_parm): Don't call choose_personality_routine.
1022 (expand_start_catch_block): Don't handle java types.
1023 (build_throw): Likewise.
1024 * cp-lang.c (cp_eh_personality): Don't handle pragma_java_exceptions.
1025 * typeck.c (structural_comptypes): Don't compare TYPE_FOR_JAVA.
1026 * call.c (build_over_call): Don't handle TYPE_JAVA_INTERFACE.
1027 (java_iface_lookup_fn): Remove.
1028 (build_java_interface_fn_ref): Remove.
1029 * tree.c (cxx_attribute_table): Remove java_interface.
1030 (handle_java_interface_attribute): Remove.
1031 * lex.c (pragma_java_exceptions): Remove.
1032 (init_cp_pragma): Don't register GCC java_exceptions pragma.
1033 (handle_pragma_java_exceptions): Remove.
1034 (retrofit_lang_decl): Don't handle lang_name_java.
1035 * method.c (implicitly_declare_fn): Don't handle TYPE_FOR_JAVA.
1036 * error.c (language_to_string): Don't handle lang_java.
1037 * decl.c (record_builtin_java_type): Remove.
1038 (initialize_predefined_identifiers): Remove Java.
1039 (cxx_init_decl_processing): Remove java_*_type_node.
1040 (cp_finish_decl): Don't handle TYPE_FOR_JAVA.
1041 (grokfndecl): Likewise.
1042 (check_special_function_return_type): Likewise.
1043 (grokdeclarator): Don't set TYPE_FOR_JAVA.
1044 (grokparms): Don't handle TYPE_FOR_JAVA.
1045 (xref_basetypes): Likewise.
1046 (check_function_type): Likewise.
1047 (finish_constructor_body): Likewise.
1048 * mangle.c (write_builtin_type): Don't handle TYPE_FOR_JAVA
1049 and java_*_type_node.
1050 (write_bare_function_type): Don't handle TYPE_FOR_JAVA.
1051 (write_java_integer_type_codes): Remove.
1052 * class.c (add_method): Don't handle TYPE_FOR_JAVA.
1053 (add_implicitly_declared_members, determine_key_method,
1054 finish_struct_1): Likewise.
1055 (push_lang_context): Don't handle lang_name_java.
1057 2016-10-03 Marek Polacek <polacek@redhat.com>
1060 * typeck.c (cp_build_binary_op): Pass original operands to
1061 null_ptr_cst_p, not those after the default conversions.
1063 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1065 * parser.c (cp_parser_condition): Fix a warning.
1067 2016-09-29 Jakub Jelinek <jakub@redhat.com>
1069 Implement P0001R1 - C++17 removal of register storage class specifier
1070 * decl.c (cp_finish_decl): Diagnose register storage class
1071 on vars except when used in GNU global or local register variable
1073 (grokdeclarator): Diagnose register storage class on parameters.
1074 * except.c (expand_start_catch_block): Set DECL_REGISTER only
1075 after cp_finish_decl call.
1077 2016-09-29 Marek Polacek <polacek@redhat.com>
1079 * rtti.c (involves_incomplete_p): Add fall through comment.
1081 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1084 * constexpr.c (enum constexpr_switch_state): New.
1085 (struct constexpr_ctx): Add css_state field.
1086 (label_matches): Add CTX and STMT arguments, remove I and
1087 DEFAULT_LABEL. For CASE_LABEL_EXPR assert ctx->css_state != NULL,
1088 handle default labels according to css_state.
1089 (cxx_eval_statement_list): Remove statement skipping, label_matches
1090 and default_label handling code.
1091 (cxx_eval_loop_expr): Exit after first iteration even if
1092 switches (jump_target).
1093 (cxx_eval_switch_expr): Set up css_state field in ctx, if default
1094 label has been seen in the body, but no cases matched, evaluate
1095 the body second time.
1096 (cxx_eval_constant_expression): Handle stmt skipping and label_matches
1097 here. Handle PREDICT_EXPR. For MODIFY_EXPR or INIT_EXPR, assert
1098 statement is not skipped. For COND_EXPR during skipping, don't
1099 evaluate condition, just the then block and if still skipping at the
1100 end also the else block.
1101 (cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer.
1102 (is_sub_constant_expr): Likewise.
1104 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1106 Implement P0018R3, C++17 lambda capture of *this by value as [=,*this]
1107 * parser.c (cp_parser_lambda_introducer): Formatting fix. Pass
1108 true instead of false as by_reference_p to add_capture for 'this'.
1109 Parse '*this' simple-capture.
1110 * lambda.c (build_capture_proxy): Handle '*this' capture by value.
1111 (add_capture): Adjust function comment. For id == this_identifier,
1112 treat by_reference_p as capturing '*this' by reference, i.e. 'this'
1113 by value, and !by_reference_p as capturing '*this' by value.
1114 (add_default_capture): For implicit 'this' capture, always pass
1115 by_reference_p true rather than false.
1118 * cp-gimplify.c (cp_ubsan_maybe_instrument_return): Instrument also
1119 functions that have just a STATEMENT_LIST instead of BIND_EXPR, or
1120 BIND_EXPR with some statement rather than STATEMENT_LIST as body.
1122 2016-09-26 Nathan Sidwell <nathan@acm.org>
1124 * init.c (expand_default_init): Fix } indentation.
1125 * method.c (process_subob_fn): Simplify control structure to
1127 (implicitly_declare_fn): Remove duplicated lambda ctor check.
1129 2016-09-26 Marek Polacek <polacek@redhat.com>
1132 * parser.c (cp_parser_storage_class_specifier_opt): Add
1134 (cp_parser_skip_to_end_of_template_parameter_list): Likewise.
1135 (cp_parser_cache_defarg): Likewise.
1136 (cp_parser_omp_for_cond): Likewise.
1137 * semantics.c (finish_decltype_type): Likewise.
1138 * typeck.c (structural_comptypes): Likewise.
1139 (cp_build_binary_op): Likewise.
1140 (cp_build_modify_expr): Likewise.
1142 2016-09-26 Marek Polacek <polacek@redhat.com>
1145 * constexpr.c (cxx_eval_internal_function): Handle IFN_FALLTHROUGH.
1146 (potential_constant_expression_1): Likewise.
1147 * constraint.cc (function_concept_check_p): Check fn for null.
1148 * parser.c (cp_parser_expression_statement): Handle attribute
1150 (cp_parser_statement): Likewise.
1151 (cp_parser_label_for_labeled_statement): Set FALLTHROUGH_LABEL_P on
1153 (cp_parser_std_attribute): Handle fallthrough attribute.
1154 (cp_parser_check_std_attribute): Add %< %> quotes.
1155 * pt.c (tsubst_copy_and_build): Handle internal functions.
1156 (instantiation_dependent_scope_ref_p): Return if the expression is
1159 2016-09-24 Marek Polacek <polacek@redhat.com>
1162 * typeck.c (cp_build_unary_op): Warn about bit not on expressions that
1165 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1167 Implement P0138R2, C++17 construction rules for enum class values
1168 * cp-tree.h (is_direct_enum_init): Declare.
1169 * decl.c (is_direct_enum_init): New function.
1170 (reshape_init): Use it.
1171 * typeck.c (convert_for_assignment): Likewise.
1173 * Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to
1176 * constexpr.c (call_stack): Remove unnecessary
1177 = vNULL initialization of file scope vec.
1179 * name-lookup.c (store_bindings, store_class_bindings): Don't
1180 initialize static local bindings_need_stored to vNULL.
1182 * typeck2.c (process_init_constructor_record): Use
1183 CONSTRUCTOR_NELTS (...) instead of
1184 vec_safe_length (CONSTRUCTOR_ELTS (...)).
1185 * decl.c (reshape_init_r): Likewise.
1186 (check_initializer): Likewise.
1188 2016-09-22 Paolo Carlini <paolo.carlini@oracle.com>
1191 * class.c (build_base_path): Allow for lookup_base returning
1194 2016-09-21 Jason Merrill <jason@redhat.com>
1197 * call.c (null_ptr_cst_p): Check char_type_p.
1199 2016-09-21 Jakub Jelinek <jakub@redhat.com>
1202 * init.c (build_new_1): Don't suggest to use -faligned-new if
1203 aligned_new_threshold is non-zero.
1204 (type_has_new_extended_alignment): Change aligned_new_threshhold
1205 to aligned_new_threshold.
1206 * call.c (second_parm_is_size_t, aligned_allocation_fn_p,
1207 aligned_deallocation_fn_p, build_op_delete_call): Likewise.
1208 * decl.c (cxx_init_decl_processing): Likewise.
1210 2016-09-20 Jakub Jelinek <jakub@redhat.com>
1213 * constexpr.c (cxx_fold_indirect_ref): Don't call byte_position on
1214 FIELD_DECLs with error_mark_node type. Remove useless break; after
1218 * parser.c (cp_parser_template_declaration_after_parameter): For 2
1219 argument operator"" template set ok to false for
1220 parm == error_mark_node.
1223 * parser.c (cp_parser_std_attribute_list): Reject ... without
1224 preceding attribute.
1226 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1229 * cvt.c (cp_convert_and_check): Suppress Wint-in-bool-context here.
1231 2016-09-16 Patrick Palka <ppalka@gcc.gnu.org>
1234 * parser.c (cp_parser_class_head): When
1235 processing_template_parmlist, don't assume that the
1236 class-head may start an explicit specialization.
1238 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1241 * error.c (dump_simple_decl): Only check DECL_DECLARED_CONCEPT_P
1242 if DECL_LANG_SPECIFIC is non-NULL. Fix up formatting.
1245 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
1246 call is_really_empty_class on complete types.
1249 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
1250 TYPE_HAS_MUTABLE_P for any bases.
1252 2016-09-16 Jason Merrill <jason@redhat.com>
1254 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
1256 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
1257 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
1259 2016-09-14 Jakub Jelinek <jakub@redhat.com>
1262 * name-lookup.c (consider_binding_level): Look through TREE_LIST
1265 2016-09-14 Marek Polacek <polacek@redhat.com>
1267 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
1268 expressions. Tweak an error message.
1270 2016-09-14 Marek Polacek <polacek@redhat.com>
1272 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
1274 * decl2.c (one_static_initialization_or_destruction): Use true instead
1276 * init.c (build_vec_init): Use false instead of 0.
1277 * pt.c (tsubst_copy_and_build): Likewise.
1278 * semantics.c (simplify_loop_decl_cond): Likewise.
1279 * typeck.c (rationalize_conditional_expr): Likewise.
1280 (cp_build_binary_op): Use true instead of 1.
1281 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
1283 (build_unary_op): Change nonconvert parameter type to bool.
1284 (unary_complex_lvalue): Use false instead of 0.
1286 2016-09-13 Jakub Jelinek <jakub@redhat.com>
1288 Implement P0028R4, C++17 using attribute namespaces without repetition
1289 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
1290 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
1291 ATTR_NS with non-scoped attribute tokens. Allow named ops in
1292 identifier after ::.
1293 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
1294 to cp_parser_std_attribute calls.
1295 (cp_parser_std_attribute_spec): Parse optional C++17
1296 attribute-using-prefix, adjust grammar in function comment.
1299 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
1300 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
1301 (cxx_eval_pointer_plus_expression): Remove.
1302 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
1303 call cxx_eval_pointer_plus_expression.
1305 2016-09-13 David Malcolm <dmalcolm@redhat.com>
1307 * parser.c (cp_parser_class_specifier_1): Update for renaming of
1308 add_fixit_insert to add_fixit_insert_before.
1309 (cp_parser_class_head): Likewise.
1311 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
1314 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
1315 * class.c (instantiate_type): Look through the SAVE_EXPR.
1317 2016-09-09 Jason Merrill <jason@redhat.com>
1319 Implement P0035R4, C++17 new of over-aligned types.
1320 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
1321 (align_type_node): New macro.
1322 * call.c (build_operator_new_call): Handle C++17 aligned new.
1323 (second_parm_is_size_t, build_op_delete_call): Likewise.
1324 (non_placement_deallocation_fn_p): Likewise. Rename to
1325 usual_deallocation_fn_p.
1326 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
1327 * decl.c (cxx_init_decl_processing): Add aligned new support.
1328 * init.c (type_has_new_extended_alignment): New.
1329 (build_new_1): Handle aligned new.
1330 * tree.c (vec_copy_and_insert): New.
1332 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1335 * decl2.c (do_static_initialization_or_destruction): Only
1336 call asan_dynamic_init_call if INITP is true.
1338 2016-09-01 Martin Sebor <msebor@redhat.com>
1340 * mangle.c: Increase buffer size to guarantee it fits the output
1341 of the formatted function regardless of its arguments.
1343 2016-09-01 Marek Polacek <polacek@redhat.com>
1346 * error.c (dump_type): Fix falls through comment.
1347 (dump_decl): Likewise.
1348 (dump_expr): Likewise.
1350 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1352 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
1353 hint to ">>" within nested template argument list error.
1355 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1357 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
1358 rather than add_fixit_misspelled_id.
1359 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
1361 2016-08-29 Jason Merrill <jason@redhat.com>
1364 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
1365 (mangle_thunk): Add thunk parameter.
1366 * method.c (finish_thunk): Pass it.
1367 * cp-tree.h: Declare it.
1369 2016-08-15 Jason Merrill <jason@redhat.com>
1371 Avoid calling a trivial default constructor.
1372 * class.c (default_ctor_p): New.
1373 (in_class_defaulted_default_constructor): Use it.
1374 (type_has_non_user_provided_default_constructor): Use it.
1375 * call.c (build_over_call): Handle trivial default constructor.
1376 * cp-tree.h: Declare default_ctor_p.
1379 * pt.c (do_type_instantiation): Don't mess with non-user-provided
1382 2016-08-25 Marek Polacek <polacek@redhat.com>
1384 * parser.c (cp_parser_binary_expression): Pass LHS to
1385 warn_logical_not_parentheses.
1387 2016-08-18 Marek Polacek <polacek@redhat.com>
1390 * call.c (add_builtin_candidate): Add gcc_fallthrough.
1391 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
1392 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
1393 (cp_parser_cache_defarg): Likewise.
1395 2016-08-12 Marek Polacek <polacek@redhat.com>
1398 * call.c (add_builtin_candidate): Add FALLTHRU.
1399 (build_integral_nontype_arg_conv): Adjust fall through comment.
1400 (build_new_op_1): Add FALLTHRU.
1401 (convert_like_real): Adjust fall through comment.
1402 * class.c (fixed_type_or_null): Likewise.
1403 * constexpr.c (cxx_eval_constant_expression): Likewise.
1404 (potential_constant_expression_1): Likewise. Add FALLTHRU.
1405 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
1406 (cp_fold): Add FALLTHRU.
1407 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
1408 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
1409 (pp_cxx_qualified_id): Likewise.
1410 (cxx_pretty_printer::constant): Adjust fall through comment.
1411 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
1412 (pp_cxx_pm_expression): Adjust fall through comment.
1413 (cxx_pretty_printer::expression): Add FALLTHRU.
1414 (cxx_pretty_printer::declaration_specifiers): Reformat code.
1415 (pp_cxx_type_specifier_seq): Adjust fall through comment.
1416 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
1417 * error.c (dump_type): Adjust fall through comment.
1418 (dump_decl): Likewise.
1419 * mangle.c (write_type): Likewise.
1420 * method.c (synthesized_method_walk): Add FALLTHRU.
1421 * name-lookup.c (arg_assoc_type): Likewise.
1422 * parser.c (cp_lexer_print_token): Adjust fall through comment.
1423 (cp_parser_primary_expression): Add FALLTHRU.
1424 (cp_parser_operator): Likewise.
1425 * pt.c (find_parameter_packs_r): Likewise.
1426 (tsubst_aggr_type): Adjust fall through comment.
1427 * semantics.c (finish_omp_clauses): Add FALLTHRU.
1428 * tree.c (lvalue_kind): Likewise.
1430 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
1433 * cp-objcp-common.c (cp_function_decl_defaulted): New.
1434 (cp_function_decl_explicit_p): Const_tree-ify.
1435 (cp_function_decl_deleted_p): Likewise.
1436 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
1437 (cp_function_decl_explicit_p): Const_tree-ify.
1438 (cp_function_decl_deleted_p): Likewise.
1439 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
1441 2016-08-11 Jakub Jelinek <jakub@redhat.com>
1444 * constexpr.c (label_matches): Handle case range expressions.
1446 2016-08-11 Jason Merrill <jason@redhat.com>
1449 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
1451 2016-08-10 Jason Merrill <jason@redhat.com>
1453 Implement C++17 constexpr if.
1454 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
1455 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
1456 * parser.h (struct cp_parser): Add in_discarded_stmt field.
1457 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
1458 (cp_parser_jump_statement): Avoid deducing from a discarded return.
1459 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
1460 * semantics.c (begin_if_stmt): Set the binding level this_entity.
1461 (finish_if_stmt_cond): Require the condition of a
1462 constexpr if to be constant.
1463 * decl.c (level_for_constexpr_if): New.
1464 (named_label_entry): Add in_constexpr_if field.
1465 (poplevel_named_label_1): Set it.
1466 (check_goto): Check it.
1467 (check_previous_goto_1): Check level_for_constexpr_if.
1469 2016-08-09 Jason Merrill <jason@redhat.com>
1472 * decl2.c (any_dependent_type_attributes_p): New.
1473 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
1474 * semantics.c (finish_id_expression): Check it.
1475 * typeck.c (finish_class_member_access_expr): Check it.
1478 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
1480 Adjust mangling of ABI tags on class template member functions.
1481 * class.c (missing_abi_tags): New.
1482 (check_abi_tags): Don't check template. Add just_checking mode.
1483 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
1484 (sorted_abi_tags): Split out from write_abi_tags.
1485 (struct releasing_vec): New.
1486 (write_unqualified_name): Only look for the primary
1487 template for types. Implement backward compatibility.
1490 * constexpr.c (cxx_eval_constant_expression): Check
1491 COMPLETE_TYPE_P before calling is_really_empty_class.
1492 * class.c (is_really_empty_class): Don't call complete_type.
1495 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
1497 2016-08-09 Jakub Jelinek <jakub@redhat.com>
1500 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
1501 builtin aggregate types without TYPE_BINFO.
1503 2016-08-08 Jason Merrill <jason@redhat.com>
1505 Implement C++17 constexpr lambda.
1506 * class.c (finalize_literal_type_property): Handle lambdas.
1507 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
1508 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
1510 (cxx_eval_constant_expression): Handle capture proxy.
1511 (var_in_constexpr_fn): Don't check for C++14.
1512 (var_in_maybe_constexpr_fn): New.
1513 (potential_constant_expression_1): Use it. Check DECL_EXPR for
1514 declarations not allowed in constexpr function. Handle
1515 STATIC_ASSERT, RANGE_FOR_STMT.
1516 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
1517 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
1518 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
1519 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
1520 (lambda_static_thunk_p): New.
1521 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
1522 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
1523 (cp_parser_decl_specifier_seq): Handle it.
1524 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
1525 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
1526 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
1527 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
1528 (dump_expr) [FUNCTION_DECL]: Pass it.
1530 2016-08-08 Jason Merrill <jason@redhat.com>
1533 * class.c (is_really_empty_class): Call complete_type.
1534 * constexpr.c (cxx_eval_constant_expression): Check
1535 is_really_empty_class.
1536 (potential_constant_expression_1): Likewise. Check for error type.
1538 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1541 * parser.c: Include tree-iterator.h.
1542 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
1544 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
1547 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
1549 * call.c (convert_like_real): Harmonize diagnostics for invalid
1552 2016-08-05 Martin Sebor <msebor@redhat.com>
1554 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
1555 the spelling of "constant-expression" in diagnostic messages
1557 (cxx_eval_constant_expression): Same.
1558 (cxx_eval_outermost_constant_expr): Same.
1559 (potential_constant_expression_1): Same.
1561 2016-08-05 Nathan Sidwell <nathan@acm.org>
1564 * pt.c (unify): TRAIT_EXPR is an expr.
1566 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
1569 * lambda.c (add_capture): Check lambda_capture_field_type return
1570 value for error_mark_node.
1572 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
1575 * pt.c (tsubst_qualified_id): Return error_mark_node if
1576 template_args is error_mark_node.
1578 2016-08-04 Jason Merrill <jason@redhat.com>
1581 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
1584 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
1585 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
1586 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
1587 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
1590 * typeck.c (finish_class_member_access_expr): Avoid stripping
1591 SCOPE_REF to dependent base.
1593 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
1595 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
1596 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
1597 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
1598 Simplify code, and improve diagnostics.
1599 (cp_parser_oacc_routine): Likewise. Move pragma context
1601 (cp_parser_pragma): ... here.
1603 * parser.h (struct cp_omp_declare_simd_data): New.
1604 (struct cp_parser): Use it for oacc_routine member.
1605 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
1606 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
1607 Use it. Simplify code.
1608 (cp_parser_new): Initialize all members pointing to special
1609 parsing data structures.
1610 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
1611 parser->cilk_simd_fn_info->clauses.
1612 (cp_parser_omp_declare_simd): Initialize
1613 parser->omp_declare_simd->clauses.
1614 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
1616 2016-08-04 Marek Polacek <polacek@redhat.com>
1619 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
1622 2016-08-01 Jason Merrill <jason@redhat.com>
1624 * mangle.c (mangle_decl): Warn about mangled name change even if
1627 * mangle.c (get_abi_tags): New.
1628 (find_substitution, write_unqualified_name, write_abi_tags)
1629 (maybe_check_abi_tags): Use it.
1631 * mangle.c (mangle_decl): Fix mangled name change warning.
1634 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
1636 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
1639 2016-07-30 Martin Sebor <msebor@redhat.com>
1643 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
1644 involving null pointers.
1645 (cxx_eval_component_reference): Reject null pointer dereferences.
1646 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
1647 (cxx_eval_constant_expression): Reject invalid expressions involving
1650 2016-07-29 Marek Polacek <polacek@redhat.com>
1653 * semantics.c (maybe_convert_cond): Use the location of COND for the
1654 parentheses warning.
1656 2016-07-29 Jason Merrill <jason@redhat.com>
1658 * decl.c (build_enumerator): Tweak diagnostic.
1661 * init.c (expand_aggr_init_1): Only handle value-init of bases.
1662 * constexpr.c (build_data_member_initialization): Handle multiple
1663 initializers for the same field.
1665 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
1668 * decl.c (build_enumerator): Check the type of the enumerator before
1669 calling cxx_constant_value.
1671 2016-07-27 Jason Merrill <jason@redhat.com>
1674 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
1675 parameters with spec_tmpl. Call push_tinst_level.
1676 (most_specialized_partial_spec): Adjust.
1677 (more_specialized_partial_spec): Adjust.
1679 2016-07-25 Jason Merrill <jason@redhat.com>
1682 * cp-gimplify.c (genericize_cp_loop): Revert location change.
1685 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
1686 (build_lambda_object): Call build_x_compound_expr_from_list.
1687 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
1691 * pt.c (coerce_template_parameter_pack): Fix logic for
1695 * constexpr.c (cxx_eval_loop_expr): Count iterations.
1696 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
1700 * constexpr.c (cxx_eval_array_reference): Handle looking for the
1701 value of an element we're currently modifying.
1703 2016-07-24 Jason Merrill <jason@redhat.com>
1706 * pt.c (resolve_typename_type): Try to avoid calling
1707 currently_open_class.
1709 2016-07-23 Jason Merrill <jason@redhat.com>
1712 * call.c (add_list_candidates): Handle VTT parm.
1713 (build_new_method_call_1): Likewise.
1717 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
1720 * class.c (walk_subobject_offsets): Handle 0-length array.
1723 * pt.c (tsubst): Also substitute into the template of a
1724 BOUND_TEMPLATE_TEMPLATE_PARM.
1727 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
1730 * decl.c (reshape_init_r): Check complain for missing braces warning.
1732 2016-07-22 Jason Merrill <jason@redhat.com>
1735 * call.c (convert_like_real): Use lvalue_kind.
1739 * pt.c (tsubst_baselink): Call
1740 adjust_result_of_qualified_name_lookup for unqualified
1743 2016-07-21 Jason Merrill <jason@redhat.com>
1746 * semantics.c (apply_deduced_return_type): Call
1747 complete_type_or_else before building the new RESULT_DECL.
1750 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
1751 (decl_constant_var_p): Use it instead.
1754 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
1758 * call.c (unsafe_copy_elision_p): It's OK to elide when
1759 initializing an unknown object.
1761 * call.c (build_over_call): Check unsafe_copy_elision_p even for
1762 trivial constructors.
1763 * method.c (do_build_copy_constructor): Don't copy tail padding
1764 even in a trivial constructor.
1766 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1769 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
1770 Replace assert with test, return false if the goto isn't break
1771 or continue. Formatting fix.
1773 2016-07-21 Richard Biener <rguenther@suse.de>
1775 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
1778 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1781 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
1782 save/restore bc_label array.
1784 2016-07-21 Jason Merrill <jason@redhat.com>
1787 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
1788 error parsing the lambda-declarator.
1791 * constexpr.c (cxx_eval_binary_expression): Handle comparison
1792 between lowered and unlowered PTRMEM_CST.
1795 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
1796 Don't set c_inhibit_evaluation_warnings.
1799 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
1801 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
1802 Jason Merrill <jason@redhat.com>
1804 Improving concepts performance and diagnostics.
1808 * cp-tree.def (CHECK_CONSTR): New.
1809 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
1810 (CHECK_CONSTR_ARGS): New.
1811 * constraint.cc (make_predicate_constraint): Remove in favor of
1812 normalize_expression.
1813 (resolve_constraint_check): Actually return error_mark_node when
1815 (resolve_variable_concept_check): Perform coercion as if processing
1816 a template. Also return errors on resolution failure.
1817 (lift_*): Remove all of these functions. Don't unnecessarily inline
1819 (learn_*): Add facilities to memoize implications for subsumption
1820 during normalization.
1821 (expanding_concept): New.
1822 (expand_concept): New. Return the inlined and normalized definition
1823 of a concept when needed.
1824 (transform_*, xform_*): Rename to normalize_* to better reflect the
1825 responsibility of those functions.
1826 (normalize_template_id_expression): Check for non-boolean operands
1827 when possible. Generate check constraints instead of normal variable
1829 (normalize_call_expression): Report errors when resolution fails.
1830 (check_for_logical_overloads): Rewrite this check to more accurately
1832 (normalize_atom): Check for overloaded calls and invalid types before
1833 determining if the expression refers to a concept.
1834 (build_constraints): Don't cache normalized constraints or decomposed
1836 (finish_shorthand_constraint): Return a normalized expression instead
1837 of a predicate constraint.
1838 (finish_template_introduction): Same.
1839 (placeholder_extract_concept_and_args): Rewrite this since we only
1840 ever get check constraints here.
1841 (equivalent_placeholder_constraints): Rewrite in terms of check
1842 constraints, and handle error_mark_nodes correctly.
1843 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
1844 (tsubst_implicit_conversion_constr)
1845 (tsubst_argument_deduction_constr, tsubst_exception_constr)
1846 (tsubst_parameterized_constraint, tsubst_constraint): New.
1847 (tsbust_conjunection): Replace with tsubst_logical_operator and
1848 actually generate the right kind of constraint.
1849 (tsubst_requirement_body): Reverse the order of substituted arguments
1850 so that they appear in the order written (helps diagnostics).
1851 (satisfy_check_constraint): New.
1852 (satisfy_conjunction): Simplify.
1853 (satisfy_disjunction): Same.
1854 (satisfy_constraint_1): Handle check constraints.
1855 (eval_constr): New (private) global state.
1856 (evaluating_constraints_sentinel): New. Manages eval_constr.
1857 (satisfy_constraint): Add timing variables.
1858 (satisfy_associated_constraints): Add hooks for memoization.
1859 (evaluate_function_concept): Build a check constraint instead of
1860 normalizing its definition.
1861 (evaluate_variable_concept): Same.
1862 (evaluate_constraint_expression): Normalize, but in the current
1863 declaration processing context.
1864 (evaluating_constraints_p): New.
1865 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
1866 (diagnose_*): Remove artificial indentation. Add a new parameter to
1867 each that tracks the current (complete) constraint prior to any
1869 (diagnose_expression): Removed.
1870 (diagnose_call_expression): Same.
1871 (diagnose_template_id): Same.
1872 (diagnose_template_id): New.
1873 (diagnose_logical_constraint): New.
1874 (diagnose_expression_constraint): Show the original expression.
1875 (diagnose_type_constraint): Show the original type.
1876 (diagnose_implicit_conversion_constraint): Be specific about
1877 failures, don't re-diagnose a known-to-be-failed substitutions,
1878 and manage elisions properly.
1879 (diagnose_argument_deduction_constraint): Same.
1880 (diagnose_exception_constraint): Same.
1881 (diagnose_parameterized_constraint): Same.
1882 (constraint_p): Allow EXPR_PACK_EXPANSION.
1883 * logic.cc (next_by_distance): Removed. No longer used.
1884 (any_p): Renamed from any_of.
1885 (term_entry, term_hasher): New.
1886 (term_list): Rewrite to include a hash table for quick lookup.
1887 Also, make less stateful.
1888 (proof_state): Extend to allow goals to be discharged once
1890 (non_atomic_constraint_p): New.
1891 (any_non_atomic_constraints_p): New.
1892 (...rest...): Previous implementation completely replaced with an
1893 iterative algorithm that opportunistically prunes the search space
1894 before committing to using more memory.
1895 * parser.c: (cp_parser_type_parameter): Normalize constraints.
1896 (cp_parser_explicit_template_declaration): Same.
1897 * pt.c: (finish_template_variable): Be less redundant with this error
1899 (template_args_equal): No longer static.
1900 (tsubst_decl): Don't try to find specializations of variables that
1901 have already been instantiated.
1902 (build_non_dependent_expr): Avoid infinite recursion during concept
1904 (make_constrained_auto): Normalize constraints.
1905 (do_auto_deduction): When doing auto deduction from a
1906 partial-concept-id, be sure to include the explicit args checking
1908 (constraint_sat_*): New. Memoize satisfied constraints.
1909 (concept_spec_*): New. Memoize expressions associated with a concept
1911 (constraint_memos, concept_memos): New.
1912 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
1913 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
1914 (get_concept_expansion, save_concept_expansion): New.
1915 (hash_subsumption_args): New.
1916 (comp_subsumption_args): New.
1917 (subsumption_*): New. Memoize parts of the subsumption relation.
1918 (lookup_subsumption_result, save_subsumption_result): New.
1919 (init_constraint_processing): Initialize memo tables.
1920 (get_constraints): Shortcut if !flag_concepts.
1921 * decl.c (grokfndecl): Normalize constraints.
1922 * error.c (dump_simple_decl): Print "concept" when appropriate.
1923 (dump_function_decl): Same.
1924 (dump_template_decl): Don't write requirements when we're not
1925 printing the header.
1926 (dump_expr): Handle fold expressions.
1927 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
1929 (get_fold_operator): New.
1930 (pp_cxx_unary_left_fold_expression): New.
1931 (pp_cxx_unary_right_fold_expression): New.
1932 (pp_cxx_binary_fold_expression): New.
1933 (pp_cxx_check_constraint): New.
1934 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
1935 to make them easier to read when debugging.
1936 * search.c (accessible_p): Don't shortcut when evaluating constraints.
1937 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
1939 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1943 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
1945 (suggest_alternatives_for): If no candidates are found, try
1946 lookup_name_fuzzy and report if if finds a suggestion.
1947 (consider_binding_level): New function.
1948 (lookup_name_fuzzy) New function.
1949 * parser.c: Include gcc-rich-location.h.
1950 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
1952 (cp_keyword_starts_decl_specifier_p): ...this new function.
1953 (cp_parser_diagnose_invalid_type_name): When issuing
1954 "does not name a type" errors, attempt to make a suggestion using
1956 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
1957 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
1958 types that are not CLASS_TYPE_P, rather than rejecting individual
1961 2016-07-20 Jakub Jelinek <jakub@redhat.com>
1964 * parser.c (cp_parser_save_member_function_body): Consume
1965 __transaction_relaxed or __transaction_atomic with optional
1966 attribute. Only skip catch with block if try keyword is seen.
1969 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
1970 when evaluating call arguments. Use fold_builtin_call_array instead
1971 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
1972 check the result with potential_constant_expression and call
1973 cxx_eval_constant_expression on it.
1975 2016-07-19 Jason Merrill <jason@redhat.com>
1978 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
1979 handle ARGUMENT_PACK_SELECT.
1981 2016-07-18 Jakub Jelinek <jakub@redhat.com>
1985 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
1986 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
1987 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
1991 * call.c (build_op_call_1): Use convert_like_with_context only
1992 if cand->fn is a decl.
1995 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
1996 For lval don't use cxx_eval_unary_expression and instead recurse
1997 and if needed rebuild the reference.
2000 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
2003 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
2004 fold *expr_p before genericizing it.
2007 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
2009 2016-07-15 Jason Merrill <jason@redhat.com>
2012 * call.c (convert_like_real): Mask complain.
2013 * semantics.c (perform_koenig_lookup): Likewise.
2016 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
2017 threw away DECL_SAVED_TREE.
2021 * call.c (add_template_conv_candidate): Disable if there are
2025 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
2028 * pt.c (tsubst_attributes): Fix loop logic.
2032 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
2033 (cp_parser_simple_declaration): Diagnose type definition in
2034 for-range-declaration.
2037 * operators.def: Add *_FOLD_EXPR.
2038 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
2039 * mangle.c (write_expression): Handle fold-expressions.
2040 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
2041 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
2042 partial instantiation.
2045 * mangle.c (write_expression): Handle sizeof... an argument pack.
2048 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
2051 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
2052 artificial variables.
2054 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
2056 * parser.c (cp_parser_oacc_declare): Don't scan for
2058 * semantics.c (handle_omp_array_sections): Mark data clauses with
2059 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
2060 zero-length subarrays.
2062 2016-07-11 Jason Merrill <jason@redhat.com>
2064 * decl.c (store_parm_decls): Remove check for void parm.
2066 2016-07-08 Jason Merrill <jason@redhat.com>
2068 * cp-tree.h: Unpoison lvalue_p.
2069 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
2070 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
2073 * tree.c (obvalue_p): Rename from lvalue_p.
2074 (lvalue_p): Define for c-common.
2075 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
2077 (cp_build_addr_expr_1): Remove obsolete code.
2079 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
2080 * call.c, cp-tree.h, typeck.c: Adjust.
2082 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
2084 P0145R2: Refining Expression Order for C++.
2085 * cp-gimplify.c (lvalue_has_side_effects): New.
2086 (cp_gimplify_expr): Implement assignment ordering.
2087 * call.c (op_is_ordered, build_over_call): Adjust for
2088 -fargs-in-order renaming to -fstrong-eval-order.
2089 * cp-gimplify.c (cp_gimplify_expr): Likewise.
2091 2016-07-07 Jakub Jelinek <jakub@redhat.com>
2092 Kai Tietz <ktietz70@googlemail.com>
2096 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
2097 artificial vars, genericize their initializers.
2099 2016-07-05 David Malcolm <dmalcolm@redhat.com>
2102 * parser.c (cp_parser_class_specifier_1): When reporting
2103 missing semicolons, use a fixit-hint to suggest insertion
2104 of a semicolon immediately after the closing brace,
2105 offsetting the reported column accordingly.
2107 2016-07-04 Jan Beulich <jbeulich@suse.com>
2109 * lang-specs.h ("@c++-header"): Conditionalize "-o".
2111 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
2113 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
2114 Move pragma context checking into...
2115 (cp_parser_omp_cancellation_point): ... here, and improve
2116 diagnostic messages.
2117 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
2118 Improve diagnostic messages.
2120 2016-06-28 Jakub Jelinek <jakub@redhat.com>
2122 * Make-lang.in: Don't cat ../stage_current if it does not exist.
2124 2016-06-24 Jason Merrill <jason@redhat.com>
2126 P0145R2: Refining Expression Order for C++.
2127 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
2129 * tree.c (get_target_expr_sfinae): Handle bit-fields.
2130 (build_target_expr): Call mark_rvalue_use.
2132 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2134 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
2135 (build_over_call): For magic == 3, do no conversion only on 3rd
2138 2016-06-23 Andi Kleen <ak@linux.intel.com>
2140 * Make-lang.in: Add support for autofdo.
2142 2016-06-21 Jason Merrill <jason@redhat.com>
2144 * constraint.cc (constraints_satisfied_p): Keep as many levels of
2145 args as our template has levels of parms.
2147 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
2148 (type_dependent_expression_p): Use uses_outer_template_parms.
2150 2016-06-20 David Malcolm <dmalcolm@redhat.com>
2152 * parser.c (cp_parser_string_literal): Convert non-standard
2153 concatenation error to directly use a rich_location, and
2154 use that to add the location of the first literal to the
2157 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
2159 * decl.c (validate_constexpr_redeclaration): Change pair of errors
2161 * error.c (dump_function_decl): Save the constexpr specifier too.
2163 2016-06-17 Jakub Jelinek <jakub@redhat.com>
2165 * tree.c (builtin_valid_in_constant_expr_p): Test for
2166 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
2168 (bot_manip): Likewise.
2169 * call.c (magic_varargs_p): Likewise.
2171 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
2173 * decl.c (grokfndecl): Change pair of errors to error + inform.
2175 2016-06-17 Jason Merrill <jason@redhat.com>
2178 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
2179 warning when there are dependent bases.
2181 2016-06-17 Jakub Jelinek <jakub@redhat.com>
2183 * semantics.c (handle_omp_array_sections_1): Don't ICE when
2184 processing_template_decl when checking for bitfields and unions.
2185 Look through REFERENCE_REF_P as base of COMPONENT_REF.
2186 (finish_omp_clauses): Look through REFERENCE_REF_P even for
2187 array sections with COMPONENT_REF bases.
2189 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2191 * parser.c (cp_parser_omp_var_list_no_open): Call
2192 convert_from_reference before cp_parser_postfix_dot_deref_expression.
2193 * semantics.c (finish_omp_clauses): Don't ICE when
2194 processing_template_decl when checking for bitfields and unions.
2195 Look through REFERENCE_REF_P as base of COMPONENT_REF.
2197 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
2199 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
2200 "%qF" in warning_at instead of "%q+F" in warning.
2201 (check_redeclaration_exception_specification): Likewise in pedwarn
2202 (and error, inform, for consistency).
2203 * call.c (joust): Likewise.
2205 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
2208 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
2209 code at the end of the for loop; also revert r159637 changes,
2210 add back the gcc_assert.
2211 * cp-tree.h (xref_basetypes): Adjust declaration.
2212 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
2214 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2216 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
2218 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2220 * typeck.c: Include "gcc-rich-location.h".
2221 (finish_class_member_access_expr): Simplify fixit code by
2222 using gcc_rich_location::add_fixit_misspelled_id.
2224 2016-06-14 Jason Merrill <jason@redhat.com>
2226 P0145R2: Refining Expression Order for C++.
2227 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
2228 (CALL_EXPR_REVERSE_ARGS): New.
2229 * call.c (build_new_op_1): Set them.
2230 (extract_call_expr, op_is_ordered): New.
2231 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
2232 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
2233 * pt.c (tsubst_copy_and_build): Copy new flags.
2234 * semantics.c (simplify_aggr_init_expr): Likewise.
2235 * tree.c (build_aggr_init_expr): Likewise.
2236 (build_min_non_dep_op_overload): Likewise.
2238 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2241 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
2242 olddecl vars, preserve their TREE_READONLY bit.
2245 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
2247 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
2249 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
2251 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
2253 * decl.c (grokdeclarator): Fix typo in pedwarn text.
2255 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2258 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
2261 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
2265 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2268 * parser.c (cp_parser_class_head): When xref_basetypes fails and
2269 emits an error do not zero the type.
2271 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
2273 * decl.c (maybe_deduce_size_from_array_init): Use
2274 DECL_SOURCE_LOCATION in error_at.
2275 (layout_var_decl): Likewise.
2276 (check_array_initializer): Likewise.
2277 (check_initializer): Likewise.
2278 (duplicate_decls, check_elaborated_type_specifier): Tidy.
2280 2016-06-08 Martin Sebor <msebor@redhat.com>
2281 Jakub Jelinek <jakub@redhat.com>
2285 * constexpr.c: Include gimple-fold.h.
2286 (cxx_eval_internal_function): New function.
2287 (cxx_eval_call_expression): Call it.
2288 (potential_constant_expression_1): Handle integer arithmetic
2290 * tree.c (builtin_valid_in_constant_expr_p): Handle
2291 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2293 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
2295 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
2296 return value of tsubst_aggr_type for error_mark_node.
2298 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2301 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
2303 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2304 Patrick Palka <ppalka@gcc.gnu.org>
2309 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
2310 right after cp_fold call if cp_fold has returned the same stmt
2311 already in some earlier cp_fold_r call.
2312 (cp_fold_function): Add pset automatic variable, pass its address
2315 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2318 * parser.c (cp_parser_class_head): When xref_basetypes fails and
2319 emits an error do not zero the type.
2321 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
2324 * decl.c (duplicate_decls): Properly copy the
2325 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
2326 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
2328 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
2330 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
2331 arguments as addressable when async clause exists.
2333 2016-06-02 Jan Hubicka <jh@suse.cz>
2335 * cp-gimplify.c (genericize_continue_stmt): Force addition of
2338 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
2340 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
2341 (start_enum): Likewise.
2342 * parser.c (cp_parser_class_head): Likewise.
2344 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2347 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
2348 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
2349 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
2350 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
2351 to the newly built tree.
2353 2016-05-31 Jason Merrill <jason@redhat.com>
2355 * pt.c (instantiate_decl): Avoid recalculation.
2360 * pt.c (instantiate_template_1): Don't put the partial
2361 specialization in DECL_TI_TEMPLATE.
2362 (partial_specialization_p, impartial_args): Remove.
2363 (regenerate_decl_from_template): Add args parm.
2364 (instantiate_decl): Look up the partial specialization again.
2367 * pt.c (check_explicit_specialization): Give better diagnostic about
2368 specializing a hidden friend.
2370 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
2373 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
2374 to obtain correct locations; avoid redundant diagnostics on
2375 out-of-class definitions.
2377 2016-05-30 Martin Sebor <msebor@redhat.com>
2380 * init.c (warn_placement_new_too_small): Handle placement new arguments
2381 that are elements of arrays more carefully. Remove a pointless loop.
2383 2016-05-30 Jakub Jelinek <jakub@redhat.com>
2386 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
2387 when combined with target construct.
2388 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
2389 to cp_parser_omp_all_clauses.
2391 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
2394 * lex.c (unqualified_name_lookup_error): Take a location too.
2395 (unqualified_fn_lookup_error): Take a cp_expr.
2396 * cp-tree.h (unqualified_name_lookup_error,
2397 unqualified_fn_lookup_error): Adjust declarations.
2398 * semantics.c (perform_koenig_lookup): Adjust
2399 unqualified_fn_lookup_error call, pass the location of
2400 the identifier too as part of a cp_expr.
2402 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
2405 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
2406 to improve the diagnostic about wrong uses of 'virtual'.
2408 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
2411 * lambda.c (maybe_add_lambda_conv_op): Early return also when
2412 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
2414 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
2418 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
2419 decls into the global scope after stripping template bits
2420 and setting DECL_ANTICIPATED.
2422 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
2425 * name-lookup.c (push_namespace): Return bool, false when pushdecl
2427 * name-lookup.h (push_namespace): Adjust declaration.
2428 * parser.c (cp_parser_namespace_definition): Check push_namespace
2431 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
2434 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
2435 decls into the global scope after stripping template bits
2436 and setting DECL_ANTICIPATED.
2438 2016-05-26 Jakub Jelinek <jakub@redhat.com>
2440 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
2441 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
2443 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
2447 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
2449 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
2450 on the qualified_id then propagate it to the resulting
2452 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
2454 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
2455 its REF_PARENTHESIZED_P flag.
2457 2016-05-25 Jason Merrill <jason@redhat.com>
2461 * cp-tree.h (enum tag_types): Add scope_type.
2462 * parser.c (cp_parser_class_name): Use scope_type.
2463 (prefer_type_arg): Handle scope_type.
2464 (cp_parser_lookup_name): Use prefer_type_arg.
2465 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
2466 int prefer_type, use lookup_flags.
2467 * name-lookup.h: Adjust.
2469 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2471 * parser.c (cp_parser_oacc_declare): Add support for
2472 GOMP_MAP_FIRSTPRIVATE_POINTER.
2473 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
2474 argument with enum c_omp_region_type ort. Don't privatize OpenACC
2476 (handle_omp_array_sections): Replace bool is_omp argument with enum
2477 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
2478 (finish_omp_clauses): Add specific errors and warning messages for
2479 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
2480 call to handle_omp_array_sections.
2482 2016-05-24 Jason Merrill <jason@redhat.com>
2485 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
2487 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
2489 2016-05-24 Martin Sebor <msebor@redhat.com>
2492 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
2493 * pt.c (instantiate_class_template_1): Try to complete the element
2494 type of a flexible array member.
2495 (can_complete_type_without_circularity): Handle arrays of unknown bound.
2496 * typeck.c (complete_type): Also complete the type of the elements of
2497 arrays with an unspecified bound.
2499 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
2502 * typeck2.c (check_narrowing): Check pedwarn return value.
2504 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2507 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
2508 For OMP_CLAUSE_LINEAR_REF don't require type to be
2509 integral or pointer.
2511 2016-05-24 Richard Biener <rguenther@suse.de>
2515 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
2516 * constexpr.c (cxx_eval_array_reference): Handle indexed
2518 * typeck.c (cp_build_array_ref): Adjust.
2520 2016-05-23 Jason Merrill <jason@redhat.com>
2523 * constexpr.c (cxx_eval_call_expression): Check for
2524 fun == current_function_decl again.
2527 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
2528 maybe_undo_parenthesized_ref.
2531 * pt.c (tsubst_copy): Just return a local variable from
2532 non-template context. Don't call rest_of_decl_compilation for
2533 duplicated static locals.
2534 (tsubst_decl): Set DECL_CONTEXT of local static from another
2537 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2540 * method.c (forward_parm): Use cp_build_reference_type.
2542 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2545 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
2547 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2549 * pt.c (check_for_bare_parameter_packs): Improve error message
2550 location for expressions.
2552 2016-05-20 Nathan Sidwell <nathan@acm.org>
2554 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
2556 (cxx_eval_call_expression): Fix comment grammar.
2558 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
2561 * decl.c (cp_finish_decl): Check do_auto_deduction return value
2562 and return immediately in case of erroneous code.
2564 2016-05-19 Marek Polacek <polacek@redhat.com>
2567 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
2569 2016-05-19 Jason Merrill <jason@redhat.com>
2572 * pt.c (fn_type_unification): Add outer template args if needed.
2573 (type_unification_real): Handle getting full args.
2575 2016-05-19 David Malcolm <dmalcolm@redhat.com>
2578 * parser.c (cp_parser_operator): For array new/delete, check that
2579 cp_parser_require returned a non-NULL token before dereferencing
2582 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2584 * decl.c (finish_enum_value_list): Use the specified mode.
2586 2016-05-18 Jason Merrill <jason@redhat.com>
2588 * pt.c (value_dependent_expression_p): Tweak new cases to better
2589 match the wording in the standard.
2591 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2594 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
2595 when the previous cp_lexer_peek_token returns CPP_EOF.
2597 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2600 * call.c (convert_like_real): Check that we are actually converting
2603 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2605 * decl.c (grokdeclarator): Remove errmsg and use of
2606 targetm.invalid_return_type.
2607 (grokparms): Remove errmsg and use of
2608 targetm.invalid_parameter_type.
2610 2016-05-13 Jason Merrill <jason@redhat.com>
2614 * pt.c (tsubst_decl): Use uses_template_parms.
2615 (instantiate_template_1): Handle non-dependent calls in templates.
2616 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
2617 (type_dependent_expression_p): Only consider innermost template args.
2618 (dependent_template_arg_p): Check enclosing class of a template here.
2619 (dependent_template_p): Not here.
2620 (type_dependent_object_expression_p): New.
2621 * typeck.c (finish_class_member_access_expr): Use it.
2622 * parser.c (cp_parser_postfix_expression): Use it.
2623 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
2624 to detect the current instantiation.
2625 (cp_parser_lookup_name): Really implement DR 141.
2626 * search.c (lookup_field_r): Prefer a dependent using-declaration.
2627 (any_dependent_bases_p): Split out from...
2628 * name-lookup.c (do_class_using_decl): ...here.
2629 * call.c (build_new_method_call_1): Use it.
2630 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
2631 * tree.c (non_static_member_function_p): Remove.
2632 * typeck2.c (build_x_arrow): Use dependent_scope_p.
2634 * parser.c (cp_parser_postfix_dot_deref_expression): Use
2635 complete_type_or_else for unknown_type_node, too.
2637 2016-05-12 Marek Polacek <polacek@redhat.com>
2640 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
2641 * cp-tree.h (cp_build_modify_expr): Update declaration.
2642 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
2644 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
2645 cp_build_modify_expr.
2646 * decl2.c (set_guard): Likewise.
2647 (handle_tls_init): Likewise.
2648 * init.c (perform_member_init): Likewise.
2649 (expand_virtual_init): Likewise.
2650 (build_new_1): Likewise.
2651 (build_vec_delete_1): Likewise.
2652 (get_temp_regvar): Likewise.
2653 (build_vec_init): Likewise.
2654 * method.c (do_build_copy_assign): Likewise.
2655 (assignable_expr): Likewise.
2656 * semantics.c (finish_omp_for): Likewise.
2657 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
2659 (cp_pointer_int_sum): Add location parameter. Pass it down to
2661 (pointer_diff): Add location parameter. Use it.
2662 (build_modify_expr): Pass location down to cp_build_modify_expr.
2663 (cp_build_modify_expr): Add location parameter. Use it.
2664 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
2665 * typeck2.c (cxx_incomplete_type_diagnostic,
2666 cxx_incomplete_type_error): Add location parameter.
2668 2016-05-11 Marek Polacek <polacek@redhat.com>
2671 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
2673 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2675 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
2676 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
2678 2016-05-04 Marek Polacek <polacek@redhat.com>
2680 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
2681 with OPT_Wdangling_else.
2683 2016-05-03 Martin Sebor <msebor@redhat.com>
2686 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
2687 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
2689 2016-05-03 Marek Polacek <polacek@redhat.com>
2692 * call.c (build_cxx_call): Pass location and vNULL down to
2693 check_builtin_function_arguments.
2695 2016-05-03 Richard Biener <rguenther@suse.de>
2697 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
2698 the checksum from the previous stage.
2700 2016-05-02 David Malcolm <dmalcolm@redhat.com>
2703 * typeck.c (finish_class_member_access_expr): When
2704 giving a hint about a possibly-misspelled member name,
2705 add a fix-it replacement hint.
2707 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
2709 * cp-tree.h (finish_omp_clauses): Update prototype.
2710 * parser.c (cp_parser_oacc_all_clauses): Update call to
2712 (cp_parser_omp_all_clauses): Likewise.
2713 (cp_parser_omp_for_loop): Likewise.
2714 (cp_omp_split_clauses): Likewise.
2715 (cp_parser_oacc_cache): Likewise.
2716 (cp_parser_oacc_loop): Likewise.
2717 (cp_parser_omp_declare_target):
2718 (cp_parser_cilk_simd_all_clauses): Likewise.
2719 (cp_parser_cilk_for): Likewise.
2720 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
2721 arguments with enum c_omp_region_type ort.
2722 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
2723 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
2724 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
2725 (tsubst_expr): Update calls to tsubst_omp_clauses.
2726 * semantics.c (finish_omp_clauses): Replace bool arguments
2727 allow_fields, declare_simd, and is_cilk with bitmask ort.
2728 (finish_omp_for): Update call to finish_omp_clauses.
2730 2016-05-02 David Malcolm <dmalcolm@redhat.com>
2733 * parser.c (cp_parser_class_head): Capture the start location;
2734 use it to emit a fix-it insertion hint when complaining
2735 about missing "template <> " in explicit specializations.
2737 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2739 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
2741 2016-05-02 Richard Biener <rguenther@suse.de>
2743 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
2746 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
2749 * class.c (check_field_decl): Remove final int* parameter, change
2750 the return type to bool; fix logic in order not to reject multiple
2751 initialized fields in anonymous struct.
2752 (check_field_decls): Adjust call.
2754 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
2757 * parser.c (cp_parser_oacc_loop): Don't augment mask with
2758 OACC_LOOP_CLAUSE_MASK.
2759 (cp_parser_oacc_kernels_parallel): Update call to
2760 c_oacc_split_loop_clauses.
2762 2016-04-28 Jason Merrill <jason@redhat.com>
2764 Implement C++17 [[nodiscard]] attribute.
2767 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
2768 * tree.c (handle_nodiscard_attribute): New.
2769 (cxx_attribute_table): Add [[nodiscard]].
2770 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
2771 (maybe_warn_nodiscard): New.
2772 (convert_to_void): Call it.
2774 * cvt.c (cp_get_callee): New.
2775 * constexpr.c (get_function_named_in_call): Use it.
2776 * cxx-pretty-print.c (postfix_expression): Use it.
2777 * except.c (check_noexcept_r): Use it.
2778 * method.c (check_nontriv): Use it.
2779 * tree.c (build_aggr_init_expr): Use it.
2780 * cp-tree.h: Declare it.
2782 2015-04-27 Ryan Burn <contact@rnburn.com>
2783 Jeff Law <law@redhat.com>
2787 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
2788 instead of cilk_detect_spawn_and_unwrap.
2789 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
2791 (cilk_cp_detect_spawn_and_unwrap): New.
2792 * lambda.c: Include cp-cilkplus.h.
2793 * parser.c: Include cp-cilkplus.h.
2794 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
2795 * cp-cilkpus.h: New file.
2797 2016-04-27 Nathan Sidwell <nathan@acm.org>
2799 * constexpr.c (get_fundef_copy): Use the original function for
2800 non-recursive evaluations.
2801 (save_fundef_copy): Always expect a slot to be available.
2803 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
2805 * parser.c (cp_parser_postfix_expression): Call
2806 warn_for_memset instead of warning directly here.
2808 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
2811 * decl.c (build_enumerator): Set current_access_specifier when
2812 declaring an enumerator belonging to an in-class enumeration.
2813 * parser.c (cp_parser_check_access_in_redecleration): Also
2814 consider in-class enumerations.
2816 2016-04-26 Marek Polacek <polacek@redhat.com>
2819 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
2820 instead of stabilize_reference.
2821 (build_over_call): Likewise.
2822 * cp-tree.h (cp_stabilize_reference): Declare.
2823 * tree.c (cp_stabilize_reference): New function.
2824 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
2825 stabilize_reference.
2826 (unary_complex_lvalue): Likewise.
2827 (cp_build_modify_expr): Likewise.
2829 2016-04-26 Jakub Jelinek <jakub@redhat.com>
2832 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
2835 2016-04-25 Jason Merrill <jason@redhat.com>
2837 * tree.c (std_attribute_table): New.
2838 (init_tree): Register it.
2840 2016-04-22 Jason Merrill <jason@redhat.com>
2842 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
2844 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
2846 * name-lookup.c (free_saved_scope): New free list of saved_scope
2848 (push_to_top_level): Attempt to reuse a saved_scope struct
2849 from free_saved_scope instead of allocating a new one each time.
2850 (pop_from_top_level_1): Chain the now-unused saved_scope structure
2851 onto free_saved_scope.
2853 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
2856 * semantics.c (process_outer_var_ref): Unconditionally return
2857 error_mark_node when mark_used returns false.
2859 2016-04-21 Marek Polacek <polacek@redhat.com>
2862 * parser.c (cp_parser_enum_specifier): Check and possibly error for
2863 extra qualification.
2865 2016-04-20 Nathan Sidwell <nathan@acm.org>
2868 * init.c (build_vec_delete_1): Protect operator delete call in try
2870 (build_delete): Likewise.
2871 * optimize.c (build_delete_destructor_body): Likewise.
2873 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
2876 * cp-tree.h (finish_omp_clauses): Add new default argument.
2877 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
2878 instead of c_finish_cilk_clauses.
2879 * semantics.c (finish_omp_clauses): Add new argument. Allow
2880 floating-point variables in the linear clause for Cilk Plus.
2882 2016-04-20 Nathan Sidwell <nathan@acm.org>
2884 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
2887 2016-04-19 Jason Merrill <jason@redhat.com>
2890 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
2891 * pt.c (make_pack_expansion): Call mark_exp_read.
2892 * semantics.c (finish_id_expression): Call mark_type_use in
2893 unevaluated context.
2896 * call.c (implicit_conversion): If we choose a copy constructor
2897 for list-initialization from the same type, the conversion is an
2900 * constexpr.c (breaks): Handle EXIT_EXPR.
2901 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
2902 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
2907 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
2910 * pt.c (tsubst_expr): Remove shadowing declaration.
2911 (tsubst_pack_expansion): Add assert.
2913 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
2916 * name-lookup.c (qualified_lookup_using_namespace): Look through
2919 2016-04-18 Michael Matz <matz@suse.de>
2921 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2922 (layout_class_type): Ditto.
2923 (build_base_field): Use SET_DECL_ALIGN.
2924 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
2925 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
2926 (record_unknown_type): Use SET_TYPE_ALIGN.
2927 (cxx_init_decl_processing): Ditto.
2928 (copy_type_enum): Ditto.
2929 (grokfndecl): Use SET_DECL_ALIGN.
2930 (copy_type_enum): Use SET_TYPE_ALIGN.
2931 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
2933 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
2934 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
2935 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
2936 * rtti.c (emit_tinfo_decl): Ditto.
2938 2016-04-18 Jason Merrill <jason@redhat.com>
2942 * class.c (type_maybe_constexpr_default_constructor): New.
2943 (type_has_constexpr_default_constructor): Revert.
2945 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
2949 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
2950 (handle_com_interface_attribute): Delete.
2952 2016-04-15 Jason Merrill <jason@redhat.com>
2955 * constexpr.c (get_fundef_copy): Handle null *slot.
2958 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
2959 unknown_type_node, too.
2961 2016-04-15 Jason Merrill <jason@redhat.com>
2962 Nathan Sidwell <nathan@acm.org>
2965 * constexpr.c (constexpr_call_table): Preserve in GC.
2966 (struct fundef_copy, struct fundef_copies_table_t): Delete.
2967 (fundef_copies_table): Preserve in GC. Change to pointer to
2969 (maybe_initialize_fundef_copies_table): Adjust.
2970 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
2971 (save_fundef_copy): Adjust for a TREE_LIST.
2972 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
2973 (fini_constexpr): New.
2974 * cp-tree.h (fini_constexpr): Declare.
2975 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
2977 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2980 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
2982 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
2983 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
2984 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
2985 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
2986 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
2987 cp_parser_statement.
2988 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
2989 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
2990 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
2991 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
2992 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
2993 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
2994 cp_parser_omp_taskloop, cp_parser_omp_construct,
2995 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
2996 Add IF_P argument, pass it down where needed.
2997 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
2998 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
3001 2016-04-14 Jason Merrill <jason@redhat.com>
3004 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
3005 * typeck2.c (split_nonconstant_init_1): Use it.
3008 * class.c (type_has_constexpr_default_constructor): Return true
3009 for an implicitly declared constructor.
3012 * parser.c (cp_parser_init_declarator): Add auto_result parm.
3013 (cp_parser_simple_declaration): Pass it.
3014 (strip_declarator_types): New.
3017 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
3018 initializer also makes the variable value-dependent.
3021 * constexpr.c (cxx_eval_store_expression): Also copy
3022 CONSTRUCTOR_NO_IMPLICIT_ZERO.
3024 2016-04-14 Martin Sebor <msebor@redhat.com>
3029 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
3031 2016-04-14 Jason Merrill <jason@redhat.com>
3033 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
3034 parameter ABI change.
3036 2016-04-13 Martin Sebor <msebor@redhat.com>
3041 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
3043 * decl.c (check_initializer, cp_finish_decl): Call them.
3044 (reshape_init_r): Reject incompletely braced intializer-lists
3046 * init.c (throw_bad_array_length, build_vla_check)
3047 (build_vla_size_check, build_vla_init_check): Define new functions.
3048 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
3050 (store_init_value): Same.
3052 2016-04-13 Jason Merrill <jason@redhat.com>
3054 Warn about empty parameter ABI with -Wabi=9.
3055 * call.c (empty_class_msg, mark_for_abi_warning)
3056 (warn_empty_class_abi): New.
3057 (build_call_a): Use them.
3058 * decl.c (store_parm_decls): Use mark_for_abi_warning.
3059 * error.c (pp_format_to_string): New.
3061 Pass empty class parameters like C.
3062 * call.c (pass_as_empty_struct, empty_class_arg): New.
3063 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
3064 (build_call_a): Use empty_class_arg.
3065 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
3066 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
3068 2016-04-13 Jason Merrill <jason@redhat.com>
3071 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
3073 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
3076 * pt.c (resolve_typename_type): Fix typos in infinite recursion
3077 avoidance mechanism.
3079 2016-04-13 Jason Merrill <jason@redhat.com>
3082 * pt.c (instantiation_dependent_uneval_expression_p): Split out
3083 from instantiation_dependent_expression_p.
3084 (value_dependent_expression_p): Use it for unevaluated operands.
3085 (instantiation_dependent_r): Don't check value-dependence.
3086 (instantiation_dependent_expression_p): Check
3087 value-dependence of the expression as a whole.
3088 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
3089 * semantics.c (finish_decltype_type): Use it.
3091 * constexpr.c (potential_nondependent_constant_expression): New.
3092 (potential_nondependent_static_init_expression): New.
3093 (maybe_constant_value_1, fold_non_dependent_expr)
3094 (maybe_constant_init): Use them.
3095 * pt.c (instantiate_non_dependent_expr_sfinae)
3096 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
3098 * cp-tree.h: Declare them.
3100 2016-04-13 Jakub Jelinek <jakub@redhat.com>
3103 * decl.c (pop_labels_1): Removed.
3104 (note_label, sort_labels): New functions.
3105 (pop_labels): During named_labels traversal, just push the slot
3106 pointers into a vector, then qsort it by DECL_UID and only then
3107 call pop_label and chain it into BLOCK_VARS.
3109 2016-04-13 Jason Merrill <jason@redhat.com>
3112 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
3113 (cp_gimplify_expr): Not here.
3115 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
3118 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
3120 * typeck.c (build_x_conditional_expr): Unconditionally remember
3121 that the result is an lvalue or xvalue.
3123 2016-04-12 Jason Merrill <jason@redhat.com>
3125 * class.c (is_really_empty_class): A zero-length array is empty.
3126 An unnamed bit-field doesn't make a class non-empty.
3128 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
3131 * parser.c (cp_parser_cache_defarg): When file ends in default
3132 argument simply return error_mark_node.
3134 2016-04-12 Nathan Sidwell <nathan@acm.org>
3137 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
3140 2016-04-11 Jason Merrill <jason@redhat.com>
3142 * mangle.c (decl_is_template_id): The template itself counts as a
3145 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
3149 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
3150 on the result if it's not a CONSTRUCTOR.
3152 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
3155 * constexpr.c (find_constructor): New function.
3156 (unshare_constructor): New function.
3157 (cxx_eval_call_expression): Use unshare_constructor instead of
3159 (find_array_ctor_elt): Likewise.
3160 (cxx_eval_vec_init_1): Likewise.
3161 (cxx_eval_store_expression): Likewise.
3162 (cxx_eval_constant_expression): Likewise.
3164 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
3167 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
3168 potentially generating a future -Wparentheses warning in its
3171 2016-04-06 Jason Merrill <jason@redhat.com>
3173 * class.c (check_abi_tags): Fix function template handling.
3175 2016-04-05 Nathan Sidwell <nathan@acm.org>
3178 * class.c (fixup_may_alias): New.
3179 (fixup_attribute_variants): Call it.
3181 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
3184 * constexpr.c (struct fundef_copy): New struct.
3185 (struct fundef_copies_table_t): New struct.
3186 (fundef_copies_table): New static variable.
3187 (maybe_initialize_fundef_copies_table): New static function.
3188 (get_fundef_copy): New static function.
3189 (save_fundef_copy): New static function.
3190 (cxx_eval_call_expression): Use get_fundef_copy, and
3192 (constexpr_call_table): Add "deletable" GTY marker.
3194 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
3197 * cp-tree.h (class cache_map): Remove.
3198 * constexpr.c (cv_cache): Change type to
3199 GTY((deletable)) hash_map<tree, tree> *.
3200 (maybe_constant_value): Adjust following the change to cv_cache.
3201 (clear_cv_cache): New static function.
3202 (clear_cv_and_fold_caches): Use it.
3203 * cp-gimplify.c (fold_cache): Change type to
3204 GTY((deletable)) hash_map<tree, tree> *.
3205 (clear_fold_cache): Adjust following the change to fold_cache.
3206 (cp_fold): Likewise.
3208 2016-04-02 Martin Sebor <msebor@redhat.com>
3214 * constexpr.c (diag_array_subscript): New function.
3215 (cxx_eval_array_reference): Detect out of bounds array indices.
3217 2016-04-01 Jason Merrill <jason@redhat.com>
3221 * pt.c (instantiate_decl): A function isn't fully defined if
3222 DECL_INITIAL is error_mark_node.
3223 * constexpr.c (cxx_eval_call_expression): Likewise.
3225 2016-04-01 Jakub Jelinek <jakub@redhat.com>
3226 Marek Polacek <polacek@redhat.com>
3229 * init.c (warn_placement_new_too_small): Test whether
3230 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
3232 2016-04-01 Nathan Sidwell <nathan@acm.org>
3235 * decl.c (check_redeclaration_exception_specification): Check
3236 regardless of -fno-exceptions.
3237 * typeck2.c (merge_exception_specifiers): Relax assert by checking
3238 flag_exceptions too.
3240 2016-03-31 Nathan Sidwell <nathan@acm.org>
3242 * decl.c (start_preparsed_function): Remove unnecessary bracing.
3243 (finish_destructor_body): Don't emit operator delete here.
3245 2016-03-31 Nathan Sidwell <nathan@acm.org>
3248 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
3249 elements in field order.
3251 2016-03-31 Marek Polacek <polacek@redhat.com>
3254 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
3256 2016-03-31 Richard Biener <rguenther@suse.de>
3259 * typeck.c (cp_build_binary_op): Fix operand order of vector
3260 conditional in truth op handling.
3262 2016-03-29 Jason Merrill <jason@redhat.com>
3265 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
3266 in constexpr functions.
3268 2016-03-28 Jason Merrill <jason@redhat.com>
3273 * decl.c, pt.c, constexpr.c: Revert last patch.
3275 2016-03-25 Jason Merrill <jason@redhat.com>
3276 Martin Liška <mliska@suse.cz>
3281 * decl.c (cp_fname_init): Decay the initializer to pointer.
3282 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
3283 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
3284 Don't call cp_finish_decl.
3285 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
3286 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
3287 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
3288 Handle DECL_VALUE_EXPR.
3290 2016-03-24 Jason Merrill <jason@redhat.com>
3293 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
3296 * constexpr.c (cxx_eval_call_expression): Don't cache result if
3299 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
3302 * tree.c (build_cplus_array_type): Determine type-dependentess
3303 with uses_template_parms instead of with dependent_type_p.
3305 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
3308 * typeck.c (process_init_constructor_union): If the initializer
3309 is empty, use the union's NSDMI if it has one.
3311 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
3314 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
3315 NSDMI that's part of an aggregrate initialization.
3317 2016-03-23 Jakub Jelinek <jakub@redhat.com>
3320 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
3321 for 1..max even for multi-dimensional arrays. Call unshare_expr
3325 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
3326 on TREE_OVERFLOW constants.
3329 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
3330 for OMP_TASKLOOP here.
3331 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
3332 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
3334 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
3335 Jason Merrill <jason@redhat.com>
3336 Jakub Jelinek <jakub@redhat.com>
3339 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
3340 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
3341 (finish_function): Don't set or test them.
3342 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
3344 2016-03-23 Jason Merrill <jason@redhat.com>
3347 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
3349 2016-03-23 Marek Polacek <polacek@redhat.com>
3352 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
3354 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
3356 * call.c (build_conditional_expr_1): Always use original
3357 condition type for vector type checks and build.
3359 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
3362 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
3364 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
3367 * constexpr.c (non_const_var_error): Check
3368 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
3370 2016-03-21 Richard Henderson <rth@redhat.com>
3373 * decl.c (notice_forced_label_r): New.
3374 (cp_finish_decl): Use it.
3376 2016-03-21 Jason Merrill <jason@redhat.com>
3379 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
3381 2016-03-18 Jason Merrill <jason@redhat.com>
3384 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
3387 * class.c (vptr_via_virtual_p): New.
3388 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
3389 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
3390 a vptr from any virtual base in a not-in-charge 'structor.
3392 * decl.c (build_clobber_this): Factor out of
3393 start_preparsed_function and begin_destructor_body. Handle
3394 virtual bases better.
3396 * class.c (build_if_in_charge): Split out from build_base_path.
3397 * init.c (expand_virtual_init, expand_default_init): Use it.
3398 * call.c (build_special_member_call): Use it.
3400 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3403 * init.c (build_new_1): Complain and return error_mark_node
3404 if alloc_fn is not _Jv_AllocObject function returning pointer.
3406 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
3409 * search.c (adjust_result_of_qualified_name_lookup): Don't
3410 update the BASELINK_BINFO of DECL if the second call
3411 to lookup_base fails.
3413 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
3416 * parser.c (cp_parser_lambda_expression): Move call to
3417 pop_deferring_access_checks ahead of the call to
3418 cp_parser_end_tentative_firewall.
3420 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3423 * cp-tree.h (magic_varargs_p): Return int instead of bool.
3424 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
3425 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
3427 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
3428 if magic_varargs_p == 1, call decay_conversion
3429 instead of mark_type_use. Don't store error_mark_node arguments to
3430 argarray, instead return error_mark_node.
3433 * decl.c (begin_destructor_body): Don't insert clobber if
3434 is_empty_class (current_class_type).
3436 2016-03-17 Marek Polacek <polacek@redhat.com>
3439 * typeck.c (warn_for_null_address): New function.
3440 (cp_build_binary_op): Call it.
3442 2016-03-16 Jason Merrill <jason@redhat.com>
3445 * decl.c (start_preparsed_function): Don't clobber an empty base.
3447 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3450 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
3451 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
3454 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
3455 set in_base_initializer.
3457 2016-03-15 Marek Polacek <polacek@redhat.com>
3460 * tree.c (strip_typedefs): Call strip_typedefs again on the
3461 DECL_ORIGINAL_TYPE result.
3463 2016-03-15 Jason Merrill <jason@redhat.com>
3466 * pt.c (instantiate_decl): Fix call to variable_template_p.
3469 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
3471 2016-03-14 Casey Carter <casey@carter.net>
3472 Jason Merrill <jason@redhat.com>
3474 P0184R0: Generalizing the Range-Based For Loop
3475 * parser.c (cp_convert_range_for): Set the type of __end separately.
3476 (cp_parser_perform_range_for_lookup): Allow different begin/end
3477 types if they are comparable.
3479 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
3482 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
3483 processing_template_decl and EXPR is a SCOPE_REF.
3485 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
3486 Jakub Jelinek <jakub@redhat.com>
3489 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
3490 return value from cxx_eval_constant_expression from earlier
3491 elements if it is valid constant initializer requiring no
3494 2016-03-10 Marek Polacek <polacek@redhat.com>
3497 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
3499 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
3501 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
3502 when calling c_finish_omp_clauses.
3504 2016-03-08 Jason Merrill <jason@redhat.com>
3506 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
3507 diagnostic for use of "concept".
3508 (cp_parser_requires_clause_opt): And "requires".
3509 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
3510 (cp_parser_explicit_template_declaration): Adjust.
3511 * Make-lang.in (check-c++-all): Add "concepts" to std list.
3513 P0036R0: Unary Folds and Empty Parameter Packs
3514 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
3516 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3519 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
3520 even after the last iteration of the loop.
3522 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
3524 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
3527 * pt.c (get_template_info): Handle PARM_DECL.
3528 (template_class_depth): Check DECL_P instead of
3529 VAR_OR_FUNCTION_DECL_P.
3531 2016-03-05 Jason Merrill <jason@redhat.com>
3534 * constexpr.c (cxx_eval_store_expression): Replace
3535 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
3537 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
3540 * pt.c (template_class_depth): Given a lambda type, iterate
3541 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
3542 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
3545 2016-03-04 Jason Merrill <jason@redhat.com>
3548 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
3549 * init.c (build_vec_delete_1): Set it.
3550 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
3552 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3554 * decl.c (start_preparsed_function): Don't emit start clobber at the
3555 start of constructor clones.
3558 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
3559 * decl.c (start_preparsed_function): Call
3560 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
3561 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
3562 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
3564 2016-03-04 Jason Merrill <jason@redhat.com>
3567 * constexpr.c (cxx_eval_component_reference): Further tweak.
3569 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
3570 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
3571 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
3572 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
3575 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
3578 2016-03-03 Jason Merrill <jason@redhat.com>
3580 * method.c (synthesized_method_walk): operator= can also be constexpr.
3582 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
3583 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
3586 * pt.c (copy_template_args): New.
3587 (tsubst_pack_expansion): Use it.
3589 * call.c (build_aggr_conv): Use get_nsdmi.
3592 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
3595 * constexpr.c (cxx_eval_component_reference): Just return an empty
3596 CONSTRUCTOR for an empty class.
3598 2016-03-01 Jason Merrill <jason@redhat.com>
3601 * parser.c (cp_parser_requires_clause): Call
3602 check_for_bare_parameter_packs.
3605 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
3609 * constexpr.c (cxx_eval_call_expression): Unshare arg.
3610 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
3611 [TARGET_EXPR]: Unshare init.
3613 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
3617 * pt.c (tsubst_baselink): Reinstate the check for an invalid
3620 2016-02-28 Jason Merrill <jason@redhat.com>
3623 * constexpr.c (cxx_eval_store_expression): Unshare init.
3625 2016-02-26 Jason Merrill <jason@redhat.com>
3628 * pt.c (make_argument_pack): New.
3629 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
3630 (tsubst_copy_and_build): Likewise.
3632 2016-02-25 Jason Merrill <jason@redhat.com>
3635 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
3636 * tree.c (build_aggr_init_expr): Set it.
3637 * semantics.c (simplify_aggr_init_expr): Check it.
3638 * cp-gimplify.c (cp_genericize_r): Don't walk into
3639 a call/aggr_init from a thunk.
3642 * method.c (forward_parm): Handle parameter packs.
3643 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
3646 * constexpr.c (cxx_eval_component_reference): Don't complain about
3647 unevaluated empty classes.
3650 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
3652 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
3655 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
3656 (maybe_undo_parenthesized_ref): Declare.
3657 * semantics.c (maybe_undo_parenthesized_ref): Split out from
3659 (finish_call_expr): Use it.
3660 * typeck.c (check_return_expr): Use it.
3661 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
3662 REF_PARENTHESIZED_P flag.
3664 2016-02-24 Jakub Jelinek <jakub@redhat.com>
3667 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
3669 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
3671 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
3672 unless they are folded into INTEGER_CST, error_mark_node or some
3673 comparison with NULL, avoid folding them and use either the original
3674 comparison or non-folded comparison of folded arguments.
3675 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
3676 comparison, don't fold the comparison right away.
3678 2016-02-24 Jason Merrill <jason@redhat.com>
3681 * friend.c (make_friend_class): Likewise.
3682 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
3684 2016-02-24 Jason Merrill <jason@redhat.com>
3687 * pt.c (instantiate_class_template_1): Set
3688 processing_template_decl before substituting friend_type.
3690 016-02-24 Martin Sebor <msebor@redhat.com>
3693 * tree.c (build_ctor_subob_ref): Compare types' main variants
3694 instead of the types as they are.
3696 2016-02-24 Jason Merrill <jason@redhat.com>
3698 * decl.c (start_preparsed_function): Condition ctor clobber on
3699 flag_lifetime_dse > 1.
3701 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
3703 2016-02-19 Jason Merrill <jason@redhat.com>
3706 * call.c (remaining_arguments): No longer static.
3707 * cp-tree.h: Declare it.
3708 * pt.c (more_specialized_fn): Use it.
3710 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3711 Bernd Edlinger <bernd.edlinger@hotmail.de>
3713 * Make-lang.in: Invoke gperf with -L C++.
3714 * cfns.gperf: Remove prototypes for hash and libc_name_p
3716 * cfns.h: Regenerated.
3717 * except.c (nothrow_libfn_p): Adjust.
3719 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3722 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
3723 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
3725 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
3728 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
3730 * semantics.c (finish_call_expr): Don't assume a constructor
3731 call is dependent if only the "this" pointer is dependent. When
3732 building a constructor call, always use a dummy object.
3734 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3737 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
3739 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
3740 operators if folding preserved the binop, just with different
3744 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
3745 attr_spec is always single element chain, chain all the attributes
3746 properly together in the right order.
3748 2016-02-18 Jason Merrill <jason@redhat.com>
3750 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
3752 (mangle_decl): Call maybe_check_abi_tags for function scope.
3753 (mangle_guard_variable): Call maybe_check_abi_tags here.
3754 (write_guarded_var_name): Not here.
3756 2016-02-17 Jason Merrill <jason@redhat.com>
3759 * constexpr.c (build_constexpr_constructor_member_initializers):
3760 Handle an additional STATEMENT_LIST.
3763 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
3766 * decl2.c (reset_type_linkage_2): Look through member templates.
3768 2016-02-17 Jakub Jelinek <jakub@redhat.com>
3771 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
3773 2016-02-17 Jason Merrill <jason@redhat.com>
3776 * method.c (forward_parm): Split out from...
3777 (add_one_base_init): ...here.
3778 * lambda.c (maybe_add_lambda_conv_op): Use it.
3780 2016-02-16 Jason Merrill <jason@redhat.com>
3784 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
3785 tree.c, typeck2.c: Revert earlier changes.
3786 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
3787 non-type templates after -> or .
3789 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3792 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
3794 2016-02-16 Jason Merrill <jason@redhat.com>
3797 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
3798 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
3799 * name-lookup.h: Adjust.
3801 2016-02-16 James Norris <jnorris@codesourcery.com>
3803 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
3804 * semantics.c (finish_omp_clauses): Add deviceptr checking.
3806 2016-02-15 Jakub Jelinek <jakub@redhat.com>
3809 * init.c (expand_default_init): Only call reshape_init
3810 in the direct-initialization from an initializer list case.
3812 2016-02-15 Jason Merrill <jason@redhat.com>
3815 * semantics.c (finish_call_expr): Implicit 'this' does not make
3817 * search.c (any_dependent_bases_p): Split out...
3818 * name-lookup.c (do_class_using_decl): ...from here.
3819 * call.c (build_new_method_call_1): Don't complain about missing object
3820 if there are dependent bases. Tweak error.
3821 * tree.c (non_static_member_function_p): Remove.
3822 * pt.c (type_dependent_expression_p): A member template of a
3823 dependent type is dependent.
3824 * cp-tree.h: Adjust.
3827 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
3829 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
3832 * pt.c (lookup_and_finish_template_variable): New function,
3834 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
3835 (tsubst_qualified_id): Consider that EXPR might be a variable
3837 * typeck.c (check_template_keyword): Don't emit an error
3838 if DECL is a variable template.
3840 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3842 * error.c: Spelling fixes - behaviour -> behavior and
3843 neighbour -> neighbor.
3845 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
3847 * init.c (build_delete): Likewise.
3849 2016-02-11 Jakub Jelinek <jakub@redhat.com>
3852 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
3853 arguments for -Waddress warning. Fix up formatting.
3855 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
3858 * pt.c (lookup_template_class_1): Check tsubst return value for
3861 2016-02-10 Jason Merrill <jason@redhat.com>
3864 * pt.c (resolve_nondeduced_context): Add complain parm.
3865 (do_auto_deduction): Pass it.
3866 * cvt.c (convert_to_void): Likewise.
3867 * decl.c (cp_finish_decl): Likewise.
3868 * init.c (build_new): Likewise.
3869 * rtti.c (get_tinfo_decl_dynamic): Likewise.
3870 * semantics.c (finish_decltype_type): Likewise.
3871 * typeck.c (decay_conversion): Likewise.
3872 * cp-tree.h: Adjust declaration.
3873 * call.c (standard_conversion): Add complain parm, pass it along.
3874 (implicit_conversion): Pass it.
3877 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
3878 (lookup_name_real_1): Likewise.
3879 (remove_hidden_names): Handle non-functions too.
3882 * parser.c (cp_parser_lookup_name): When looking for a template
3883 after . or ->, only consider class templates.
3884 (cp_parser_postfix_dot_deref_expression): Handle the current
3885 instantiation. Remember a dependent object expression.
3886 * typeck2.c (build_x_arrow): Handle the current instantiation.
3888 * ptree.c (debug_tree): Implement for cp_expr.
3890 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3893 * parser.c (cp_parser_simple_type_specifier): Make the check
3894 for disambiguating between an 'auto' placeholder and an implicit
3895 template parameter more robust.
3897 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3901 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
3902 setting its TREE_USED flag.
3904 2016-02-08 Jason Merrill <jason@redhat.com>
3907 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
3910 2016-02-08 Jakub Jelinek <jakub@redhat.com>
3913 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
3914 of the DECL_OMP_DECLARE_REDUCTION_P decls.
3916 2016-02-08 Marek Polacek <polacek@redhat.com>
3919 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
3920 Call clear_fold_cache.
3921 * cp-tree.h: Adjust declaration.
3922 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
3923 rather than clear_cv_cache and clear_fold_cache.
3924 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
3926 2016-02-08 Jason Merrill <jason@redhat.com>
3928 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
3929 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
3930 (ocp_convert): Use *_maybe_fold.
3931 (cp_convert_to_pointer): Add dofold parameter.
3932 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
3934 2016-02-05 Martin Sebor <msebor@redhat.com>
3937 * init.c (find_field_init): New function.
3938 (warn_placement_new_too_small): Call it. Handle one-element arrays
3939 at ends of structures special.
3941 2016-02-05 Jason Merrill <jason@redhat.com>
3944 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
3945 make sure we've seen_error().
3947 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
3950 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
3951 if lookup_fnfields returns NULL_TREE and the name being looked
3952 up has the form A::A.
3954 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
3956 * constexpr.c (cxx_eval_binary_expression): Fold equality
3957 comparisons involving PTRMEM_CSTs.
3959 2016-02-04 Jakub Jelinek <jakub@redhat.com>
3961 * class.c (find_flexarrays): Don't declare dom variable.
3962 (diagnose_flexarray): Likewise.
3964 2016-02-02 Martain Sebor <msebor@redhat.com>
3971 * class.c (walk_subobject_offsets): Avoid testing the upper bound
3972 of a flexible array member for equality to null.
3973 (find_flexarrays): Remove spurious whitespace introduced in r231665.
3974 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
3975 (check_flexarrays): Same.
3976 * decl.c (compute_array_index_type): Avoid special case for flexible
3978 (grokdeclarator): Avoid calling compute_array_index_type for flexible
3980 * error.c (dump_type_suffix): Revert changes introduced in r231665
3981 and rendered unnecessary by the changes above.
3982 * pt.c (tsubst): Same.
3983 * tree.c (build_ctor_subob_ref): Handle flexible array members.
3984 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
3985 (process_init_constructor_array): Same.
3986 (process_init_constructor_record): Same.
3988 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
3991 * pt.c (try_one_overload): Handle comparing argument packs so
3992 that there is no conflict if we deduced more arguments of an
3993 argument pack than were explicitly specified.
3995 2016-01-31 Jakub Jelinek <jakub@redhat.com>
3996 Jason Merrill <jason@redhat.com>
3999 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
4000 function type if nothing is changing.
4002 2016-01-31 Jason Merrill <jason@redhat.com>
4005 * pt.c (partial_specialization_p, impartial_args): New.
4006 (instantiate_decl): Call impartial_args.
4008 * mangle.c (maybe_check_abi_tags): New.
4009 (write_guarded_var_name): Call it.
4010 (mangle_ref_init_variable): Call check_abi_tags.
4012 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
4013 between template and instantiation.
4015 2016-01-29 Jakub Jelinek <jakub@redhat.com>
4018 * decl.c (wrapup_globals_for_namespace): Warn about unused static
4019 function declarations.
4021 2016-01-29 Marek Polacek <polacek@redhat.com>
4025 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
4026 out of bound" error earlier.
4027 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
4030 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
4032 * name-lookup.c (begin_scope): After reusing a cp_binding_level
4033 structure, update free_binding_level before the structure's
4034 level_chain field gets cleared, not after.
4036 2016-01-28 Jason Merrill <jason@redhat.com>
4039 * search.c (dfs_walk_once, dfs_walk_once_r)
4040 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
4041 hash_set instead of BINFO_MARKED.
4042 (dfs_unmark_r): Remove.
4044 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
4047 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
4048 (cp_lexer_debugging_p): Use it.
4049 (cp_lexer_start_debugging): Likewise.
4050 (cp_lexer_stop_debugging): Likewise.
4052 2016-01-27 Marek Polacek <polacek@redhat.com>
4055 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
4056 needed. Add -Wsign-compare warning.
4058 2016-01-27 Ryan Burn <contact@rnburn.com>
4061 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
4062 superfluous post_p argument in call to
4063 cilk_gimplify_call_params_in_spawned_fn.
4065 2016-01-27 Marek Polacek <polacek@redhat.com>
4068 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
4069 wrapped in NOP_EXPRs.
4071 2016-01-27 Martin Sebor <msebor@redhat.com>
4074 * mangle.c (mangle_decl): Reference the correct (saved) version
4075 of the ABI in -Wabi diagnostics.
4077 2016-01-27 Marek Polacek <polacek@redhat.com>
4080 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
4081 elements of the array.
4083 2016-01-26 Jason Merrill <jason@redhat.com>
4086 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
4087 (cxx_eval_call_expression): Don't look through clones.
4088 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
4089 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
4090 maybe-in-charge *tor.
4092 2016-01-26 Jason Merrill <jason@redhat.com>
4095 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
4096 and TREE_SIDE_EFFECTS.
4097 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
4098 verify_constructor_flags.
4100 2016-01-26 Jakub Jelinek <jakub@redhat.com>
4103 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
4104 return error_mark_node instead of building trees with error_mark_node
4107 2016-01-26 David Malcolm <dmalcolm@redhat.com>
4110 * error.c (print_instantiation_partial_context_line): Add missing
4111 newlines from output for the t == NULL case.
4112 (print_instantiation_partial_context): Remove call to pp_newline.
4114 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
4117 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
4122 * decl.c (grokdeclarator): Don't decay array parameter type to
4123 a pointer type if it's dependent.
4124 (grokparms): Invoke strip_top_quals instead of directly invoking
4125 cp_build_qualified_type.
4126 * pt.c (decay_dependent_array_parm_type): New static function.
4127 (type_unification_real): Call decay_dependent_array_parm_type
4128 to decay a dependent array parameter type to its corresponding
4129 pointer type before unification.
4130 (more_specialized_fn): Likewise.
4131 (get_bindings): Likewise.
4132 * tree.c (cp_build_qualified_type): Trivial typofix in
4135 2016-01-23 Martin Sebor <msebor@redhat.com>
4139 * decl2.c (is_late_template_attribute): Handle dependent argument
4140 to attribute align and attribute vector_size.
4142 2016-01-21 Jason Merrill <jason@redhat.com>
4145 * lambda.c (lambda_capture_field_type): Handle 'this' specially
4146 for init-capture, too.
4149 * decl.c (type_is_deprecated): Don't look into a typedef.
4153 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
4156 * decl.c (start_enum): Add attributes parameter.
4157 * parser.c (cp_parser_enum_specifier): Pass it.
4158 * pt.c (lookup_template_class_1): Pass it.
4159 * cp-tree.h: Adjust.
4161 2016-01-19 Jason Merrill <jason@redhat.com>
4164 * pt.c (convert_template_argument): Handle VAR_DECL properly.
4166 2016-01-19 Marek Polacek <polacek@redhat.com>
4169 * constexpr.c (clear_cv_cache): New.
4170 * cp-gimplify.c (clear_fold_cache): New.
4171 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
4172 * decl.c (finish_enum_value_list): Call them.
4175 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
4177 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
4182 * decl.c (grokdeclarator): Don't decay array parameter type to
4183 a pointer type if it's dependent.
4184 (grokparms): Invoke strip_top_quals instead of directly invoking
4185 cp_build_qualified_type.
4186 * pt.c (decay_dependent_array_parm_type): New static function.
4187 (type_unification_real): Call decay_dependent_array_parm_type
4188 to decay a dependent array parameter type to its corresponding
4189 pointer type before unification.
4190 (more_specialized_fn): Likewise.
4191 (get_bindings): Likewise.
4192 * tree.c (cp_build_qualified_type): Trivial typofix in
4195 2016-01-18 Jason Merrill <jason@redhat.com>
4197 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
4199 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
4202 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
4203 (contains_label_1, contains_label_p): Remove.
4205 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
4208 * pt.c (type_dependent_expression_p): For a function template
4209 specialization, a type is dependent iff any of its template
4212 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
4214 * cp-array-notation.c (cp_expand_cond_array_notations): Return
4215 error_mark_node only if find_rank failed, not if it was
4218 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
4221 * tree.c (build_min_non_dep_call_vec): Don't retain the
4222 KOENIG_LOOKUP_P flag of the non-dependent expression that's
4224 (build_min_non_dep_op_overload): Instead, do it here.
4226 2016-01-15 Jakub Jelinek <jakub@redhat.com>
4229 * parser.h (cp_token): Remove pragma_kind field. Add comment
4230 with number of unused bits.
4231 * parser.c (eof_token): Remove pragma_kind field initializer.
4232 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
4233 field, don't clear CPP_PRAGMA u.value.
4234 (cp_parser_pragma_kind): New function.
4235 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
4236 cp_parser_omp_construct, cp_parser_initial_pragma,
4237 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
4240 2016-01-15 Jason Merrill <jason@redhat.com>
4243 * call.c (build_cxx_call): Use fold_non_dependent_expr.
4245 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
4249 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
4250 array/function-to-pointer conversion. Call
4251 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
4252 * call.c (convert_like_real): Print call context if
4253 decay_conversion errors.
4255 2016-01-14 Tom de Vries <tom@codesourcery.com>
4257 PR tree-optimization/68773
4258 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
4261 2016-01-14 Jason Merrill <jason@redhat.com>
4264 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
4266 2016-01-12 Marek Polacek <polacek@redhat.com>
4269 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
4270 error_at and adjust the return value.
4272 2016-01-12 Jakub Jelinek <jakub@redhat.com>
4276 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
4277 GS_ERROR whenever seen_error (), only if *expr_p contains
4278 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
4282 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
4284 2016-01-11 Jason Merrill <jason@redhat.com>
4287 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
4288 (process_subob_fn): Likewise. Don't consider triviality if true.
4289 (synthesize_method_walk): Pass it.
4291 2016-01-11 David Malcolm <dmalcolm@redhat.com>
4294 * parser.c (cp_parser_postfix_expression): Initialize
4295 close_paren_loc to UNKNOWN_LOCATION; only use it if
4296 it has been written to by
4297 cp_parser_parenthesized_expression_list.
4298 (cp_parser_parenthesized_expression_list): Document the behavior
4299 with respect to the CLOSE_PAREN_LOC param.
4301 2016-01-11 Jakub Jelinek <jakub@redhat.com>
4304 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
4305 folded operands have side-effects, but folding changed any of them,
4306 build a new tree with the folded operands instead of returning the
4309 2016-01-09 Marek Polacek <polacek@redhat.com>
4312 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
4314 2016-01-09 Jakub Jelinek <jakub@redhat.com>
4317 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
4319 2016-01-08 Jason Merrill <jason@redhat.com>
4322 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
4325 2016-01-08 Marek Polacek <polacek@redhat.com>
4328 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
4330 2016-01-08 Jason Merrill <jason@redhat.com>
4332 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
4337 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
4338 TREE_ADDRESSABLE type.
4342 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
4344 2016-01-05 Nathan Sidwell <nathan@acm.org>
4347 * pt.c (build_non_dependent_expr): Don't try a checking fold when
4350 2016-01-04 Jakub Jelinek <jakub@redhat.com>
4352 Update copyright years.
4354 Copyright (C) 2016 Free Software Foundation, Inc.
4356 Copying and distribution of this file, with or without modification,
4357 are permitted in any medium without royalty provided the copyright
4358 notice and this notice are preserved.