1 2016-11-10 Jakub Jelinek <jakub@redhat.com>
3 * mangle.c (mangle_decl): Only emit -Wc++1z-compat warnings for
4 public or external symbols.
6 2016-11-09 Jakub Jelinek <jakub@redhat.com>
9 * mangle.c (start_mangling): Reset G.need_cxx1z_warning.
11 2016-11-09 Jason Merrill <jason@redhat.com>
13 * parser.c (cp_parser_simple_type_specifier): Allow placeholder
14 for template template parameter.
15 (cp_parser_type_id_1): Improve diagnostic.
16 * decl.c (grokdeclarator): Handle class deduction diagnostics here.
17 * pt.c (splice_late_return_type): Not here.
18 (tsubst) [TEMPLATE_TYPE_PARM]: Substitute into placeholder template.
19 (do_class_deduction): Handle non-class templates.
21 Implement P0127R2, Declaring non-type parameters with auto.
22 * cp-tree.h (enum auto_deduction_context): Add adc_unify.
23 * decl.c (grokdeclarator): Allow 'auto' in C++17 template non-type
25 * pt.c (do_auto_deduction): Add outer_targs parameter.
26 (convert_template_argument): Call do_auto_deduction. If adc_unify,
27 don't give up on dependent init.
28 (unify): Likewise. In C++17, walk into the type of a
30 (for_each_template_parm): Add any_fn parameter.
31 (struct pair_fn_data): Likewise.
32 (for_each_template_parm_r): Call it for any tree. In C++17, walk
33 into the type of a TEMPLATE_PARM_INDEX.
34 (zero_r, array_deduction_r, try_array_deduction): New.
35 (type_unification_real): Call try_array_deduction.
36 (get_partial_spec_bindings): Likewise.
38 2016-11-07 Jason Merrill <jason@redhat.com>
40 Implement P0012R1, Make exception specifications part of the type
42 * cp-tree.h (enum tsubst_flags): Add tf_fndecl_type.
43 (flag_noexcept_type, ce_type): New.
44 * call.c (build_conv): Add ck_fnptr.
45 (enum conversion_kind): Change ck_tsafe to ck_fnptr.
46 (convert_like_real): Likewise.
47 (standard_conversion): Likewise. Allow function pointer
48 conversions for pointers to member functions.
49 (reference_compatible_p): Allow function pointer conversions.
50 (direct_reference_binding): Likewise.
51 (reference_binding): Reference-compatible is no longer a subset of
53 (is_subseq): Also strip ck_lvalue after next_conversion.
54 * class.c (instantiate_type): Check fnptr_conv_p.
55 (resolve_address_of_overloaded_function): Likewise.
56 * cvt.c (can_convert_tx_safety): Now static.
57 (noexcept_conv_p, fnptr_conv_p, strip_fnptr_conv): New.
58 * decl.c (flag_noexcept_type): Define.
59 (cxx_init_decl_processing): Set it.
60 (bad_specifiers): Check it.
61 (grokdeclarator) [cdk_function]: Add exception-spec to type here.
62 * lambda.c (maybe_add_lambda_conv_op): Add exception-spec to
64 * mangle.c (struct globals): Add need_cxx1z_warning.
65 (mangle_decl): Check it.
66 (write_exception_spec): New.
67 (write_function_type): Call it.
68 (canonicalize_for_substitution): Handle exception spec.
69 (write_type): Likewise.
70 (write_encoding): Set processing_template_decl across mangling of
71 partially-instantiated type.
72 * pt.c (determine_specialization): Pass tf_fndecl_type.
73 (tsubst_decl, fn_type_unification): Likewise.
74 (tsubst): Strip tf_fndecl_type, pass it to
75 tsubst_exception_specification.
76 (convert_nontype_argument_function): Handle function pointer
78 (convert_nontype_argument): Likewise.
79 (unify, for_each_template_parm_r): Walk into noexcept-specifier.
80 * rtti.c (ptr_initializer): Encode noexcept.
81 * tree.c (canonical_eh_spec): New.
82 (build_exception_variant): Use it.
83 * typeck.c (composite_pointer_type): Handle fnptr conversion.
84 (comp_except_specs): Compare canonical EH specs.
85 (structural_comptypes): Call it.
87 * call.c (standard_conversion): Reorganize pointer conversions.
88 * pt.c (convert_nontype_argument_function): Convert to ref here.
89 (convert_nontype_argument): Not here.
90 (convert_template_argument): Add original type to error message.
91 (RECUR_AND_CHECK_FAILURE): Remove trailing semicolon.
92 (unify): Compare function-qualifiers.
93 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Use
94 cp_build_qualified_type rather than TYPE_MAIN_VARIANT.
96 * pt.c (push_tinst_level_loc): Add template instantiations to the
97 announce_function stream.
99 2016-11-04 Paolo Carlini <paolo.carlini@oracle.com>
102 * pt.c (tsubst_expr, case IF_STMT): Use fold_non_dependent_expr
103 to suppress unwanted warnings.
105 2016-11-03 Jason Merrill <jason@redhat.com>
108 * call.c (convert_default_arg): Look through inheriting ctors.
110 2016-11-03 Jakub Jelinek <jakub@redhat.com>
111 Alexandre Oliva <aoliva@redhat.com>
112 Jason Merrill <jason@redhat.com>
116 * tree.c (cp_check_qualified_type): Use check_base_type and
117 TYPE_QUALS comparison instead of check_qualified_type.
118 (cxx_type_hash_eq): Return false if type_memfn_rqual don't match.
119 * cp-objcp-common.c (cp_get_debug_type): New function.
120 (cp_decl_dwarf_attribute): Don't handle types here.
121 (cp_type_dwarf_attribute): New function.
122 * cp-objcp-common.h (cp_get_debug_type, cp_type_dwarf_attribute):
124 (LANG_HOOKS_GET_DEBUG_TYPE, LANG_HOOKS_TYPE_DWARF_ATTRIBUTE):
127 2016-11-03 Jason Merrill <jason@redhat.com>
129 * tree.c (cp_check_qualified_type): Call check_base_type instead
130 of check_qualified_type.
131 (cxx_type_hash_eq): Check ref-qualifiers.
132 * typeck.c (apply_memfn_quals): No need to mess with TYPE_CANONICAL.
134 2016-11-01 Jason Merrill <jason@redhat.com>
136 Implement P0136R1, Rewording inheriting constructors.
137 * call.c (enum rejection_reason_code): Add rr_inherited_ctor.
138 (inherited_ctor_rejection): New.
139 (add_function_candidate): Reject inherited ctors for copying.
140 (enforce_access): Use strip_inheriting_ctors.
141 (print_z_candidate): Likewise. Handle rr_inherited_ctor.
142 (convert_like_real): Avoid copying inheriting ctor parameters.
143 (build_over_call): Likewise. A base ctor inheriting from vbase
144 has no parms. Sorry about varargs.
145 (joust): A local constructor beats inherited with the same convs.
146 * class.c (add_method): Handle hiding inheriting ctors.
147 (one_inherited_ctor): Handle new semantics.
148 (add_implicitly_declared_members): Pass using_decl down.
149 (build_clone): A base ctor inheriting from vbase has no parms.
150 * cp-tree.h (DECL_INHERITED_CTOR): Store this instead of the base.
151 (SET_DECL_INHERITED_CTOR): Likewise.
152 (DECL_INHERITED_CTOR_BASE): Adjust.
153 * constexpr.c: Adjust.
154 * error.c (dump_function_decl): Decorate inheriting ctors.
155 * init.c (emit_mem_initializers): Suppress access control in
157 * mangle.c (write_special_name_constructor): Handle new inheriting
159 * method.c (strip_inheriting_ctors, inherited_ctor_binfo)
160 (ctor_omit_inherited_parms, binfo_inherited_from): New.
161 (synthesized_method_walk): Use binfo_inherited_from. Suppress
162 access control in inheriting ctor.
163 (deduce_inheriting_ctor): Deleted if ambiguous ctor inheritance.
164 (maybe_explain_implicit_delete): Explain ambigous ctor inheritance.
165 (add_one_base_init, do_build_copy_constructor): Adjust.
166 (locate_fn_flags, explain_implicit_non_constexpr): Adjust.
167 (implicitly_declare_fn): Adjust.
168 (get_inherited_ctor): Remove.
169 * name-lookup.c (do_class_using_decl): Check for indirect ctor
171 * optimize.c (cdtor_comdat_group): Adjust for new mangling.
172 (maybe_clone_body): Handle omitted parms in base clone.
173 (maybe_thunk_body): Don't thunk if base clone omits parms.
174 * pt.c (tsubst_decl): Adjust.
175 (instantiate_template_1): Suppress access control in inheriting
177 (fn_type_unification): Do deduction with inherited ctor.
178 * tree.c (special_function_p): Adjust.
180 2016-11-01 Jakub Jelinek <jakub@redhat.com>
182 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle DW_AT_inline.
184 2016-11-01 Jason Merrill <jason@redhat.com>
186 * class.c (declared_access): Split out from handle_using_decl.
188 2016-10-31 Jakub Jelinek <jakub@redhat.com>
191 * parser.c (cp_parser_postfix_expression): Replace return statement in
192 the first switch with setting postfix_expression to the return
193 expression and break;.
196 * pt.c (tsubst_expr) <case CASE_LABEL_EXPR> Copy over
197 FALLTHROUGH_LABEL_P flag to the new LABEL_DECL.
198 (tsubst_expr) <case LABEL_EXPR>: Likewise.
200 2016-09-11 Le-Chun Wu <lcwu@google.com>
201 Mark Wielaard <mjw@redhat.com>
203 * name-lookup.c (pushdecl_maybe_friend): When emitting a
204 shadowing warning, use the code corresponding to the
205 given -Wshadow= variant.
207 2016-10-26 Jason Merrill <jason@redhat.com>
209 * class.c (add_method): Allow using-declarations to coexist.
211 2016-10-25 Jason Merrill <jason@redhat.com>
213 * constexpr.c (maybe_constant_init): Pull out TARGET_EXPR_INITIAL.
214 (cxx_eval_outermost_constant_expr): Don't return a CONSTRUCTOR
215 with CONSTRUCTOR_NO_IMPLICIT_ZERO.
216 (cxx_eval_call_expression): Clear CONSTRUCTOR_NO_IMPLICIT_ZERO.
218 2016-10-25 Jakub Jelinek <jakub@redhat.com>
220 * parser.c (cp_parser_postfix_expression): Adding missing break;.
222 * cp-tree.h (finish_builtin_launder): Declare.
223 * parser.c (cp_parser_postfix_expression): Handle RID_BUILTIN_LAUNDER.
224 * semantics.c (finish_builtin_launder): New function.
225 * pt.c (tsubst_copy_and_build): Handle instantiation of IFN_LAUNDER.
226 * constexpr.c (cxx_eval_internal_function): Handle IFN_LAUNDER.
227 (potential_constant_expression_1): Likewise.
229 2016-10-24 Jakub Jelinek <jakub@redhat.com>
231 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle DW_AT_reference
232 and DW_AT_rvalue_reference.
234 * cxx-pretty-print.c (pp_cxx_check_constraint): Use VAR_P (x)
235 instead of TREE_CODE (x) == VAR_DECL.
236 * constraint.cc (get_concept_definition): Likewise.
237 (finish_shorthand_constraint): Likewise.
238 * init.c (warn_placement_new_too_small): Likewise.
239 * cp-gimplify.c (cp_genericize_r): Likewise.
241 2016-10-21 Jason Merrill <jason@redhat.com>
244 * pt.c (convert_template_argument): Call convert_nontype_argument
245 on value-dependent but not type-dependent arguments.
246 (convert_nontype_argument): Handle value-dependent arguments.
247 (canonicalize_expr_argument): New.
248 (deducible_expression, unify): Skip CONVERT_EXPR.
249 * error.c (dump_template_argument): Likewise.
250 * mangle.c (write_expression): Likewise.
252 * ptree.c (cxx_print_xnode) [TEMPLATE_PARM_INDEX]: Dump the decl.
254 2016-10-21 Jakub Jelinek <jakub@redhat.com>
256 * cp-objcp-common.c (cp_decl_dwarf_attribute): Handle
259 2016-10-17 Jakub Jelinek <jakub@redhat.com>
261 * cp-objcp-common.h (cp_function_decl_explicit_p,
262 cp_function_decl_deleted_p, cp_function_decl_defaulted): Remove.
263 (cp_decl_dwarf_attribute): Declare.
264 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
265 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
266 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
267 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Redefine.
268 * cp-objcp-common.c (cp_function_decl_explicit_p,
269 cp_function_decl_deleted_p, cp_function_decl_defaulted): Remove.
270 (cp_decl_dwarf_attribute): New function.
272 2016-10-15 Jason Merrill <jason@redhat.com>
275 * constexpr.c (maybe_simplify_trivial_copy): New.
276 (cxx_eval_store_expression): Call it.
277 * call.c (build_over_call): Use unsigned char for trivial copy.
279 2016-10-14 Jason Merrill <jason@redhat.com>
281 Implement P0017R1, C++17 aggregates with bases.
282 * class.c (build_base_field_1): Split out from...
283 (build_base_field): ...here. In C++17 mode, build a field for
285 * decl.c (xref_basetypes): In C++17 aggregates can have bases.
286 (next_initializable_field): Allow base fields in C++17.
287 * typeck2.c (process_init_constructor_record): Likewise.
289 2016-10-14 Jakub Jelinek <jakub@redhat.com>
291 DR 1511 - const volatile variables and ODR
292 * decl.c (grokvardecl): Change flags argument to type_quals,
293 add conceptp argument. Set TREE_PUBLIC for non-static volatile vars.
294 (grokdeclarator): Adjust grokvardecl caller.
296 2016-10-13 Martin Sebor <msebor@redhat.com>
299 * class.c (struct flexmems_t): Add members.
300 (find_flexarrays): Add arguments. Correct handling of anonymous
302 (diagnose_flexarrays): Adjust to issue warnings in addition to errors.
303 (check_flexarrays): Add argument.
304 (diagnose_invalid_flexarray): New functions.
306 2016-10-13 Jakub Jelinek <jakub@redhat.com>
307 Jason Merrill <jason@redhat.com>
309 Implement P0386R2 - C++17 inline variables
310 * cp-tree.h (struct lang_type): Shrink language field to 1 bit
311 from 4. Add var_declared_inline_p field. Mention 2 spare bits.
312 (DECL_VAR_DECLARED_INLINE_P): Define.
313 (SET_DECL_VAR_DECLARED_INLINE_P): Define.
314 (DECL_INLINE_VAR_P): Define.
315 (diagnose_inline_vars_for_namespace): Declare.
316 * decl.c (diagnose_inline_vars_for_namespace): New function.
317 (duplicate_decls): For static data members copy
318 DECL_DECLARED_CONSTEXPR_P.
319 (redeclaration_error_message): Handle C++17 redundant redeclaration
320 of constexpr static data member outside of class.
321 (maybe_commonize_var): Handle inline variables.
322 (check_initializer): Ignore inline variables for diagnostics.
323 Adjust diagnostic wording for C++17.
324 (make_rtl_for_nonlocal_decl): Allow in-class definition of
325 inline static data members.
326 (bad_specifiers): Don't diagnose inline on variables here.
327 (grokvardecl): Add inlinep argument, non-static const inline variables
329 (check_static_variable_definition): Return early also for inline
331 (mark_inline_variable): New.
332 (grokdeclarator): Handle inline variables and inline static data
334 * typeck2.c (store_init_value): Don't diagnose non-constant
335 initializers for non-constexpr inline static data members.
336 * decl2.c (vague_linkage_p): Return true for inline variables.
337 (c_parse_final_cleanups): In-class declaration of inline static
338 data members is a definition. Call diagnose_inline_vars_for_namespace
339 through walk_namespaces.
340 * pt.c (instantiate_decl): Set pattern_defined for in-class definitions
341 of inline static data members.
343 2016-10-13 Jason Merrill <jason@redhat.com>
345 * decl.c (mark_inline_variable): New.
348 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
350 * decl2.c: Include memmodel.h.
353 2016-10-11 Jason Merrill <jason@redhat.com>
356 * init.c (build_new_1): Don't -Waligned-new about placement new.
357 (malloc_alignment): New. Consider MALLOC_ABI_ALIGNMENT.
358 * decl.c (cxx_init_decl_processing): New.
360 2016-10-10 Jason Merrill <jason@redhat.com>
364 * pt.c (do_class_deduction): Set cp_unevaluated_operand.
365 (tsubst) [TEMPLATE_TYPE_PARM]: Copy CLASS_PLACEHOLDER_TEMPLATE.
367 2016-10-08 Jason Merrill <jason@redhat.com>
369 * cp-gimplify.c (cp_fold): Add variable name.
371 * cp-gimplify.c (cp_fold): Distribute cp_truthvalue_conversion
374 2016-10-07 Jason Merrill <jason@redhat.com>
376 Further P0135 refinement.
377 * call.c (build_user_type_conversion_1): Consider conversions from
378 a single element in an initializer-list.
379 (build_temp): Undo early_elide_copy change.
380 (build_over_call): Check that we don't try to copy a TARGET_EXPR
381 in C++17 mode. Set user_conv_p here.
382 (convert_like_real): Not here.
383 (check_self_delegation): Split out from...
384 (build_special_member_call): ...here. Handle C++17 copy elision.
385 * cvt.c (early_elide_copy): Remove.
386 (ocp_convert): Undo early_elide_copy change.
387 * except.c (build_throw): Likewise.
388 * init.c (expand_default_init): Likewise.
389 * typeck.c (cp_build_modify_expr): Likewise.
391 2016-10-07 Nathan Sidwell <nathan@acm.org>
395 * init.c (emit_mem_initializers): Don't construct vbases of
397 (push_base_cleanups): Don't push vbase cleanups for abstract class
399 * method.c (synthethesized_method_walk): Don't walk vbases of
400 abstract classes when in C++14 mode.
402 2016-10-07 Jakub Jelinek <jakub@redhat.com>
404 Implement LWG2296 helper intrinsic
405 * parser.c (cp_parser_postfix_expression): Handle RID_ADDRESSOF.
406 * cp-objcp-common.c (cp_common_init_ts): Handle ADDRESSOF_EXPR.
407 * constexpr.c (potential_constant_expression_1): Likewise.
408 * error.c (dump_expr): Likewise.
409 * typeck.c (cp_build_addressof): New function.
410 * cp-tree.h (cp_build_addressof): Declare.
411 * cxx-pretty-print.h (pp_cxx_addressof_expression): Declare.
412 * cp-tree.def (ADDRESSOF_EXPR): New tree code.
413 * cxx-pretty-print.c (cxx_pretty_printer::primary_expression): Handle
414 ADDRESSOF_EXPR. Add __builtin_addressof and
415 __has_unique_object_representations into syntax in function comment.
416 (pp_cxx_addressof_expression): New function.
417 * pt.c (tsubst_copy_and_build): Handle ADDRESSOF_EXPR.
419 2016-10-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
422 * parser.c (cp_parser_base_specifier): Fix a warning.
424 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
427 * decl.c (grokdeclarator): Try to find the correct location for an
430 2016-10-07 Martin Liska <mliska@suse.cz>
432 * lambda.c (maybe_add_lambda_conv_op): Set default value.
434 2016-10-06 Jason Merrill <jason@redhat.com>
436 * call.c (build_temp, convert_like_real): Don't re-copy
437 TARGET_EXPR. Handle packed fields.
438 (build_x_va_arg): Wrap it in a TARGET_EXPR.
439 (build_over_call): Add sanity check.
440 * cvt.c (early_elide_copy): New.
441 (ocp_convert): Use it.
442 * except.c (build_throw): Use it.
443 * init.c (get_nsdmi): Put back the TARGET_EXPR.
444 (expand_default_init): Call early_elide_copy.
445 * typeck.c (cp_build_modify_expr): Call early_elide_copy.
447 2016-10-06 Jakub Jelinek <jakub@redhat.com>
449 Implement P0258R2 - helper for C++17
450 std::has_unique_object_representations trait
451 * cp-tree.h (enum cp_trait_kind): Add
452 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
453 (struct lang_type_class): Add unique_obj_representations
454 and unique_obj_representations_set bitfields.
455 (CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS,
456 CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS_SET): Define.
457 (type_has_unique_obj_representations): Declare.
458 * parser.c (cp_parser_primary_expression): Handle
459 RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
460 (cp_parser_trait_expr): Likewise. Formatting fix.
461 * semantics.c (trait_expr_value, finish_trait_expr): Handle
462 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
463 * tree.c (type_has_unique_obj_representations): New function.
464 (record_has_unique_obj_representations): New function.
465 * cxx-pretty-print.c (pp_cxx_trait_expression): Handle
466 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
468 2016-10-05 Jason Merrill <jason@redhat.com>
470 Implement P0135R1, Guaranteed copy elision.
471 * cvt.c (ocp_convert): Don't re-copy a TARGET_EXPR in C++17.
474 * call.c (reference_binding): Fix binding to member of temporary.
476 * call.c (extend_ref_init_temps): Fix TARGET_EXPR handling.
478 * parser.c (cp_parser_skip_to_end_of_statement): Add missing break.
480 * semantics.c (finish_compound_literal): Handle class placeholder.
482 2016-10-05 Marek Polacek <polacek@redhat.com>
484 Implement P0305R1, Selection statements with initializer.
485 * cp-array-notation.c (create_an_loop): Call finish_init_stmt
486 instead of finish_for_init_stmt.
487 * cp-tree.h (finish_for_init_stmt): Rename to finish_init_stmt.
488 * decl.c (poplevel): Adjust a comment.
489 * init.c (build_vec_init): Call finish_init_stmt instead of
490 finish_for_init_stmt.
491 * name-lookup.c (pushdecl_maybe_friend_1): Adjust a comment.
492 * name-lookup.h (enum scope_kind): Likewise.
493 * parser.c (cp_parser_statement): Update commentary.
494 (cp_parser_init_statement_p): New function.
495 (cp_parser_selection_statement): Parse the optional init-statement.
496 (cp_parser_for): Call finish_init_stmt instead of finish_for_init_stmt.
497 (cp_parser_c_for): Likewise.
498 (cp_convert_range_for): Call finish_init_stmt instead of finish_for_init_stmt.
499 (cp_parser_range_for_member_function): Update commentary.
500 (cp_parser_iteration_statement):
501 (cp_parser_for_init_statement): Rename to cp_parser_init_statement.
502 * pt.c (tsubst_omp_for_iterator): Update commentary.
503 (tsubst_expr): Call finish_init_stmt instead of finish_for_init_stmt.
504 * semantics.c (finish_for_init_stmt): Rename to finish_init_stmt.
507 2016-10-04 Jason Merrill <jason@redhat.com>
510 * pt.c (do_class_deduction): Handle list-initialization.
511 (do_auto_deduction): Call it sooner.
512 (build_deduction_guide): Use tsubst_arg_types.
513 (rewrite_template_parm): Don't copy_type.
516 * constexpr.c (cxx_eval_component_reference): Use name matching
519 Implement P0091R2, Template argument deduction for class templates.
520 * parser.c (cp_parser_simple_type_specifier): Parse class placeholder.
521 Use the location of the beginning of the type-specifier.
522 (cp_parser_init_declarator): Parse deduction guide.
523 (cp_parser_diagnose_invalid_type_name): Mention class deduction.
524 (cp_parser_type_id_1): Don't accept class placeholder as template arg.
525 * cp-tree.h (CLASS_PLACEHOLDER_TEMPLATE): New.
526 * decl.c (grokdeclarator): Check for uninitialized auto here.
527 (start_decl_1): Not here.
528 (cp_finish_decl): Or here. Don't collapse a list when doing
530 (grokfndecl): Check deduction guide scope and body.
531 * error.c (dump_decl, dump_function_decl, dump_function_name):
532 Handle deduction guides.
533 * pt.c (make_template_placeholder, do_class_deduction): New.
534 (build_deduction_guide, rewrite_template_parm): New.
535 (dguide_name, dguide_name_p, deduction_guide_p): New.
536 (do_auto_deduction): Call do_class_deduction.
537 (splice_late_return_type, is_auto): Handle class placeholders.
538 (template_parms_level_to_args): Split from template_parms_to_args.
539 (tsubst_template_parms_level): Split from tsubst_template_parms.
540 * typeck2.c (build_functional_cast): Handle class placeholder.
542 2016-10-04 Martin Sebor <msebor@redhat.com>
545 * init.c (warn_placement_new_too_small): Avoid assuming an array type
548 2016-10-04 Jakub Jelinek <jakub@redhat.com>
551 * parser.c (cp_parser_lambda_declarator_opt): Only pedwarn
552 for C++11 on decls in the param_list. Test cxx_dialect < cxx14 before
555 * cp-tree.h (enum cp_tree_index): Remove CPTI_JAVA_*,
556 CPTI_LANG_NAME_JAVA and CPTI_JCLASS.
557 (java_byte_type_node, java_short_type_node, java_int_type_node,
558 java_long_type_node, java_float_type_node, java_double_type_node,
559 java_char_type_node, java_boolean_type_node, lang_name_java,
560 jclass_node): Remove.
561 (enum languages): Remove lang_java.
562 (TYPE_FOR_JAVA): Remove.
563 (struct lang_type_class): Remove java_interface bit-field.
564 (TYPE_JAVA_INTERFACE): Remove.
565 (pragma_java_exceptions): Remove.
566 (check_java_method, build_java_class_ref): Remove prototypes.
567 * name-lookup.c (pushtag_1): Don't set TYPE_FOR_JAVA.
568 * decl2.c (acceptable_java_type, check_java_method): Remove.
569 (import_export_decl): Remove TYPE_FOR_JAVA handling.
570 (build_java_method_aliases): Remove.
571 (c_parse_final_cleanups): Don't call build_java_method_aliases.
572 (possibly_inlined_p): Don't test pragma_java_exceptions.
573 * init.c (build_new_1): Remove TYPE_FOR_JAVA handling.
574 (build_java_class_ref): Remove.
575 * pt.c (maybe_new_partial_specialization, lookup_template_class_1,
576 instantiate_class_template_1): Don't copy TYPE_FOR_JAVA.
577 * except.c (eh_type_info): Remove java type handling.
578 (decl_is_java_type, choose_personality_routine): Remove.
579 (initialize_handler_parm): Don't call choose_personality_routine.
580 (expand_start_catch_block): Don't handle java types.
581 (build_throw): Likewise.
582 * cp-lang.c (cp_eh_personality): Don't handle pragma_java_exceptions.
583 * typeck.c (structural_comptypes): Don't compare TYPE_FOR_JAVA.
584 * call.c (build_over_call): Don't handle TYPE_JAVA_INTERFACE.
585 (java_iface_lookup_fn): Remove.
586 (build_java_interface_fn_ref): Remove.
587 * tree.c (cxx_attribute_table): Remove java_interface.
588 (handle_java_interface_attribute): Remove.
589 * lex.c (pragma_java_exceptions): Remove.
590 (init_cp_pragma): Don't register GCC java_exceptions pragma.
591 (handle_pragma_java_exceptions): Remove.
592 (retrofit_lang_decl): Don't handle lang_name_java.
593 * method.c (implicitly_declare_fn): Don't handle TYPE_FOR_JAVA.
594 * error.c (language_to_string): Don't handle lang_java.
595 * decl.c (record_builtin_java_type): Remove.
596 (initialize_predefined_identifiers): Remove Java.
597 (cxx_init_decl_processing): Remove java_*_type_node.
598 (cp_finish_decl): Don't handle TYPE_FOR_JAVA.
599 (grokfndecl): Likewise.
600 (check_special_function_return_type): Likewise.
601 (grokdeclarator): Don't set TYPE_FOR_JAVA.
602 (grokparms): Don't handle TYPE_FOR_JAVA.
603 (xref_basetypes): Likewise.
604 (check_function_type): Likewise.
605 (finish_constructor_body): Likewise.
606 * mangle.c (write_builtin_type): Don't handle TYPE_FOR_JAVA
607 and java_*_type_node.
608 (write_bare_function_type): Don't handle TYPE_FOR_JAVA.
609 (write_java_integer_type_codes): Remove.
610 * class.c (add_method): Don't handle TYPE_FOR_JAVA.
611 (add_implicitly_declared_members, determine_key_method,
612 finish_struct_1): Likewise.
613 (push_lang_context): Don't handle lang_name_java.
615 2016-10-03 Marek Polacek <polacek@redhat.com>
618 * typeck.c (cp_build_binary_op): Pass original operands to
619 null_ptr_cst_p, not those after the default conversions.
621 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
623 * parser.c (cp_parser_condition): Fix a warning.
625 2016-09-29 Jakub Jelinek <jakub@redhat.com>
627 Implement P0001R1 - C++17 removal of register storage class specifier
628 * decl.c (cp_finish_decl): Diagnose register storage class
629 on vars except when used in GNU global or local register variable
631 (grokdeclarator): Diagnose register storage class on parameters.
632 * except.c (expand_start_catch_block): Set DECL_REGISTER only
633 after cp_finish_decl call.
635 2016-09-29 Marek Polacek <polacek@redhat.com>
637 * rtti.c (involves_incomplete_p): Add fall through comment.
639 2016-09-28 Jakub Jelinek <jakub@redhat.com>
642 * constexpr.c (enum constexpr_switch_state): New.
643 (struct constexpr_ctx): Add css_state field.
644 (label_matches): Add CTX and STMT arguments, remove I and
645 DEFAULT_LABEL. For CASE_LABEL_EXPR assert ctx->css_state != NULL,
646 handle default labels according to css_state.
647 (cxx_eval_statement_list): Remove statement skipping, label_matches
648 and default_label handling code.
649 (cxx_eval_loop_expr): Exit after first iteration even if
650 switches (jump_target).
651 (cxx_eval_switch_expr): Set up css_state field in ctx, if default
652 label has been seen in the body, but no cases matched, evaluate
653 the body second time.
654 (cxx_eval_constant_expression): Handle stmt skipping and label_matches
655 here. Handle PREDICT_EXPR. For MODIFY_EXPR or INIT_EXPR, assert
656 statement is not skipped. For COND_EXPR during skipping, don't
657 evaluate condition, just the then block and if still skipping at the
658 end also the else block.
659 (cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer.
660 (is_sub_constant_expr): Likewise.
662 2016-09-27 Jakub Jelinek <jakub@redhat.com>
664 Implement P0018R3, C++17 lambda capture of *this by value as [=,*this]
665 * parser.c (cp_parser_lambda_introducer): Formatting fix. Pass
666 true instead of false as by_reference_p to add_capture for 'this'.
667 Parse '*this' simple-capture.
668 * lambda.c (build_capture_proxy): Handle '*this' capture by value.
669 (add_capture): Adjust function comment. For id == this_identifier,
670 treat by_reference_p as capturing '*this' by reference, i.e. 'this'
671 by value, and !by_reference_p as capturing '*this' by value.
672 (add_default_capture): For implicit 'this' capture, always pass
673 by_reference_p true rather than false.
676 * cp-gimplify.c (cp_ubsan_maybe_instrument_return): Instrument also
677 functions that have just a STATEMENT_LIST instead of BIND_EXPR, or
678 BIND_EXPR with some statement rather than STATEMENT_LIST as body.
680 2016-09-26 Nathan Sidwell <nathan@acm.org>
682 * init.c (expand_default_init): Fix } indentation.
683 * method.c (process_subob_fn): Simplify control structure to
685 (implicitly_declare_fn): Remove duplicated lambda ctor check.
687 2016-09-26 Marek Polacek <polacek@redhat.com>
690 * parser.c (cp_parser_storage_class_specifier_opt): Add
692 (cp_parser_skip_to_end_of_template_parameter_list): Likewise.
693 (cp_parser_cache_defarg): Likewise.
694 (cp_parser_omp_for_cond): Likewise.
695 * semantics.c (finish_decltype_type): Likewise.
696 * typeck.c (structural_comptypes): Likewise.
697 (cp_build_binary_op): Likewise.
698 (cp_build_modify_expr): Likewise.
700 2016-09-26 Marek Polacek <polacek@redhat.com>
703 * constexpr.c (cxx_eval_internal_function): Handle IFN_FALLTHROUGH.
704 (potential_constant_expression_1): Likewise.
705 * constraint.cc (function_concept_check_p): Check fn for null.
706 * parser.c (cp_parser_expression_statement): Handle attribute
708 (cp_parser_statement): Likewise.
709 (cp_parser_label_for_labeled_statement): Set FALLTHROUGH_LABEL_P on
711 (cp_parser_std_attribute): Handle fallthrough attribute.
712 (cp_parser_check_std_attribute): Add %< %> quotes.
713 * pt.c (tsubst_copy_and_build): Handle internal functions.
714 (instantiation_dependent_scope_ref_p): Return if the expression is
717 2016-09-24 Marek Polacek <polacek@redhat.com>
720 * typeck.c (cp_build_unary_op): Warn about bit not on expressions that
723 2016-09-23 Jakub Jelinek <jakub@redhat.com>
725 Implement P0138R2, C++17 construction rules for enum class values
726 * cp-tree.h (is_direct_enum_init): Declare.
727 * decl.c (is_direct_enum_init): New function.
728 (reshape_init): Use it.
729 * typeck.c (convert_for_assignment): Likewise.
731 * Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to
734 * constexpr.c (call_stack): Remove unnecessary
735 = vNULL initialization of file scope vec.
737 * name-lookup.c (store_bindings, store_class_bindings): Don't
738 initialize static local bindings_need_stored to vNULL.
740 * typeck2.c (process_init_constructor_record): Use
741 CONSTRUCTOR_NELTS (...) instead of
742 vec_safe_length (CONSTRUCTOR_ELTS (...)).
743 * decl.c (reshape_init_r): Likewise.
744 (check_initializer): Likewise.
746 2016-09-22 Paolo Carlini <paolo.carlini@oracle.com>
749 * class.c (build_base_path): Allow for lookup_base returning
752 2016-09-21 Jason Merrill <jason@redhat.com>
755 * call.c (null_ptr_cst_p): Check char_type_p.
757 2016-09-21 Jakub Jelinek <jakub@redhat.com>
760 * init.c (build_new_1): Don't suggest to use -faligned-new if
761 aligned_new_threshold is non-zero.
762 (type_has_new_extended_alignment): Change aligned_new_threshhold
763 to aligned_new_threshold.
764 * call.c (second_parm_is_size_t, aligned_allocation_fn_p,
765 aligned_deallocation_fn_p, build_op_delete_call): Likewise.
766 * decl.c (cxx_init_decl_processing): Likewise.
768 2016-09-20 Jakub Jelinek <jakub@redhat.com>
771 * constexpr.c (cxx_fold_indirect_ref): Don't call byte_position on
772 FIELD_DECLs with error_mark_node type. Remove useless break; after
776 * parser.c (cp_parser_template_declaration_after_parameter): For 2
777 argument operator"" template set ok to false for
778 parm == error_mark_node.
781 * parser.c (cp_parser_std_attribute_list): Reject ... without
784 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
787 * cvt.c (cp_convert_and_check): Suppress Wint-in-bool-context here.
789 2016-09-16 Patrick Palka <ppalka@gcc.gnu.org>
792 * parser.c (cp_parser_class_head): When
793 processing_template_parmlist, don't assume that the
794 class-head may start an explicit specialization.
796 2016-09-16 Jakub Jelinek <jakub@redhat.com>
799 * error.c (dump_simple_decl): Only check DECL_DECLARED_CONCEPT_P
800 if DECL_LANG_SPECIFIC is non-NULL. Fix up formatting.
803 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
804 call is_really_empty_class on complete types.
807 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
808 TYPE_HAS_MUTABLE_P for any bases.
810 2016-09-16 Jason Merrill <jason@redhat.com>
812 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
814 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
815 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
817 2016-09-14 Jakub Jelinek <jakub@redhat.com>
820 * name-lookup.c (consider_binding_level): Look through TREE_LIST
823 2016-09-14 Marek Polacek <polacek@redhat.com>
825 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
826 expressions. Tweak an error message.
828 2016-09-14 Marek Polacek <polacek@redhat.com>
830 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
832 * decl2.c (one_static_initialization_or_destruction): Use true instead
834 * init.c (build_vec_init): Use false instead of 0.
835 * pt.c (tsubst_copy_and_build): Likewise.
836 * semantics.c (simplify_loop_decl_cond): Likewise.
837 * typeck.c (rationalize_conditional_expr): Likewise.
838 (cp_build_binary_op): Use true instead of 1.
839 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
841 (build_unary_op): Change nonconvert parameter type to bool.
842 (unary_complex_lvalue): Use false instead of 0.
844 2016-09-13 Jakub Jelinek <jakub@redhat.com>
846 Implement P0028R4, C++17 using attribute namespaces without repetition
847 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
848 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
849 ATTR_NS with non-scoped attribute tokens. Allow named ops in
851 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
852 to cp_parser_std_attribute calls.
853 (cp_parser_std_attribute_spec): Parse optional C++17
854 attribute-using-prefix, adjust grammar in function comment.
857 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
858 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
859 (cxx_eval_pointer_plus_expression): Remove.
860 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
861 call cxx_eval_pointer_plus_expression.
863 2016-09-13 David Malcolm <dmalcolm@redhat.com>
865 * parser.c (cp_parser_class_specifier_1): Update for renaming of
866 add_fixit_insert to add_fixit_insert_before.
867 (cp_parser_class_head): Likewise.
869 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
872 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
873 * class.c (instantiate_type): Look through the SAVE_EXPR.
875 2016-09-09 Jason Merrill <jason@redhat.com>
877 Implement P0035R4, C++17 new of over-aligned types.
878 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
879 (align_type_node): New macro.
880 * call.c (build_operator_new_call): Handle C++17 aligned new.
881 (second_parm_is_size_t, build_op_delete_call): Likewise.
882 (non_placement_deallocation_fn_p): Likewise. Rename to
883 usual_deallocation_fn_p.
884 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
885 * decl.c (cxx_init_decl_processing): Add aligned new support.
886 * init.c (type_has_new_extended_alignment): New.
887 (build_new_1): Handle aligned new.
888 * tree.c (vec_copy_and_insert): New.
890 2016-09-02 Jakub Jelinek <jakub@redhat.com>
893 * decl2.c (do_static_initialization_or_destruction): Only
894 call asan_dynamic_init_call if INITP is true.
896 2016-09-01 Martin Sebor <msebor@redhat.com>
898 * mangle.c: Increase buffer size to guarantee it fits the output
899 of the formatted function regardless of its arguments.
901 2016-09-01 Marek Polacek <polacek@redhat.com>
904 * error.c (dump_type): Fix falls through comment.
905 (dump_decl): Likewise.
906 (dump_expr): Likewise.
908 2016-08-30 David Malcolm <dmalcolm@redhat.com>
910 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
911 hint to ">>" within nested template argument list error.
913 2016-08-30 David Malcolm <dmalcolm@redhat.com>
915 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
916 rather than add_fixit_misspelled_id.
917 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
919 2016-08-29 Jason Merrill <jason@redhat.com>
922 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
923 (mangle_thunk): Add thunk parameter.
924 * method.c (finish_thunk): Pass it.
925 * cp-tree.h: Declare it.
927 2016-08-15 Jason Merrill <jason@redhat.com>
929 Avoid calling a trivial default constructor.
930 * class.c (default_ctor_p): New.
931 (in_class_defaulted_default_constructor): Use it.
932 (type_has_non_user_provided_default_constructor): Use it.
933 * call.c (build_over_call): Handle trivial default constructor.
934 * cp-tree.h: Declare default_ctor_p.
937 * pt.c (do_type_instantiation): Don't mess with non-user-provided
940 2016-08-25 Marek Polacek <polacek@redhat.com>
942 * parser.c (cp_parser_binary_expression): Pass LHS to
943 warn_logical_not_parentheses.
945 2016-08-18 Marek Polacek <polacek@redhat.com>
948 * call.c (add_builtin_candidate): Add gcc_fallthrough.
949 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
950 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
951 (cp_parser_cache_defarg): Likewise.
953 2016-08-12 Marek Polacek <polacek@redhat.com>
956 * call.c (add_builtin_candidate): Add FALLTHRU.
957 (build_integral_nontype_arg_conv): Adjust fall through comment.
958 (build_new_op_1): Add FALLTHRU.
959 (convert_like_real): Adjust fall through comment.
960 * class.c (fixed_type_or_null): Likewise.
961 * constexpr.c (cxx_eval_constant_expression): Likewise.
962 (potential_constant_expression_1): Likewise. Add FALLTHRU.
963 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
964 (cp_fold): Add FALLTHRU.
965 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
966 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
967 (pp_cxx_qualified_id): Likewise.
968 (cxx_pretty_printer::constant): Adjust fall through comment.
969 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
970 (pp_cxx_pm_expression): Adjust fall through comment.
971 (cxx_pretty_printer::expression): Add FALLTHRU.
972 (cxx_pretty_printer::declaration_specifiers): Reformat code.
973 (pp_cxx_type_specifier_seq): Adjust fall through comment.
974 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
975 * error.c (dump_type): Adjust fall through comment.
976 (dump_decl): Likewise.
977 * mangle.c (write_type): Likewise.
978 * method.c (synthesized_method_walk): Add FALLTHRU.
979 * name-lookup.c (arg_assoc_type): Likewise.
980 * parser.c (cp_lexer_print_token): Adjust fall through comment.
981 (cp_parser_primary_expression): Add FALLTHRU.
982 (cp_parser_operator): Likewise.
983 * pt.c (find_parameter_packs_r): Likewise.
984 (tsubst_aggr_type): Adjust fall through comment.
985 * semantics.c (finish_omp_clauses): Add FALLTHRU.
986 * tree.c (lvalue_kind): Likewise.
988 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
991 * cp-objcp-common.c (cp_function_decl_defaulted): New.
992 (cp_function_decl_explicit_p): Const_tree-ify.
993 (cp_function_decl_deleted_p): Likewise.
994 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
995 (cp_function_decl_explicit_p): Const_tree-ify.
996 (cp_function_decl_deleted_p): Likewise.
997 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
999 2016-08-11 Jakub Jelinek <jakub@redhat.com>
1002 * constexpr.c (label_matches): Handle case range expressions.
1004 2016-08-11 Jason Merrill <jason@redhat.com>
1007 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
1009 2016-08-10 Jason Merrill <jason@redhat.com>
1011 Implement C++17 constexpr if.
1012 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
1013 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
1014 * parser.h (struct cp_parser): Add in_discarded_stmt field.
1015 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
1016 (cp_parser_jump_statement): Avoid deducing from a discarded return.
1017 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
1018 * semantics.c (begin_if_stmt): Set the binding level this_entity.
1019 (finish_if_stmt_cond): Require the condition of a
1020 constexpr if to be constant.
1021 * decl.c (level_for_constexpr_if): New.
1022 (named_label_entry): Add in_constexpr_if field.
1023 (poplevel_named_label_1): Set it.
1024 (check_goto): Check it.
1025 (check_previous_goto_1): Check level_for_constexpr_if.
1027 2016-08-09 Jason Merrill <jason@redhat.com>
1030 * decl2.c (any_dependent_type_attributes_p): New.
1031 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
1032 * semantics.c (finish_id_expression): Check it.
1033 * typeck.c (finish_class_member_access_expr): Check it.
1036 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
1038 Adjust mangling of ABI tags on class template member functions.
1039 * class.c (missing_abi_tags): New.
1040 (check_abi_tags): Don't check template. Add just_checking mode.
1041 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
1042 (sorted_abi_tags): Split out from write_abi_tags.
1043 (struct releasing_vec): New.
1044 (write_unqualified_name): Only look for the primary
1045 template for types. Implement backward compatibility.
1048 * constexpr.c (cxx_eval_constant_expression): Check
1049 COMPLETE_TYPE_P before calling is_really_empty_class.
1050 * class.c (is_really_empty_class): Don't call complete_type.
1053 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
1055 2016-08-09 Jakub Jelinek <jakub@redhat.com>
1058 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
1059 builtin aggregate types without TYPE_BINFO.
1061 2016-08-08 Jason Merrill <jason@redhat.com>
1063 Implement C++17 constexpr lambda.
1064 * class.c (finalize_literal_type_property): Handle lambdas.
1065 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
1066 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
1068 (cxx_eval_constant_expression): Handle capture proxy.
1069 (var_in_constexpr_fn): Don't check for C++14.
1070 (var_in_maybe_constexpr_fn): New.
1071 (potential_constant_expression_1): Use it. Check DECL_EXPR for
1072 declarations not allowed in constexpr function. Handle
1073 STATIC_ASSERT, RANGE_FOR_STMT.
1074 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
1075 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
1076 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
1077 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
1078 (lambda_static_thunk_p): New.
1079 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
1080 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
1081 (cp_parser_decl_specifier_seq): Handle it.
1082 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
1083 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
1084 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
1085 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
1086 (dump_expr) [FUNCTION_DECL]: Pass it.
1088 2016-08-08 Jason Merrill <jason@redhat.com>
1091 * class.c (is_really_empty_class): Call complete_type.
1092 * constexpr.c (cxx_eval_constant_expression): Check
1093 is_really_empty_class.
1094 (potential_constant_expression_1): Likewise. Check for error type.
1096 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1099 * parser.c: Include tree-iterator.h.
1100 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
1102 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
1105 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
1107 * call.c (convert_like_real): Harmonize diagnostics for invalid
1110 2016-08-05 Martin Sebor <msebor@redhat.com>
1112 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
1113 the spelling of "constant-expression" in diagnostic messages
1115 (cxx_eval_constant_expression): Same.
1116 (cxx_eval_outermost_constant_expr): Same.
1117 (potential_constant_expression_1): Same.
1119 2016-08-05 Nathan Sidwell <nathan@acm.org>
1122 * pt.c (unify): TRAIT_EXPR is an expr.
1124 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
1127 * lambda.c (add_capture): Check lambda_capture_field_type return
1128 value for error_mark_node.
1130 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
1133 * pt.c (tsubst_qualified_id): Return error_mark_node if
1134 template_args is error_mark_node.
1136 2016-08-04 Jason Merrill <jason@redhat.com>
1139 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
1142 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
1143 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
1144 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
1145 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
1148 * typeck.c (finish_class_member_access_expr): Avoid stripping
1149 SCOPE_REF to dependent base.
1151 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
1153 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
1154 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
1155 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
1156 Simplify code, and improve diagnostics.
1157 (cp_parser_oacc_routine): Likewise. Move pragma context
1159 (cp_parser_pragma): ... here.
1161 * parser.h (struct cp_omp_declare_simd_data): New.
1162 (struct cp_parser): Use it for oacc_routine member.
1163 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
1164 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
1165 Use it. Simplify code.
1166 (cp_parser_new): Initialize all members pointing to special
1167 parsing data structures.
1168 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
1169 parser->cilk_simd_fn_info->clauses.
1170 (cp_parser_omp_declare_simd): Initialize
1171 parser->omp_declare_simd->clauses.
1172 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
1174 2016-08-04 Marek Polacek <polacek@redhat.com>
1177 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
1180 2016-08-01 Jason Merrill <jason@redhat.com>
1182 * mangle.c (mangle_decl): Warn about mangled name change even if
1185 * mangle.c (get_abi_tags): New.
1186 (find_substitution, write_unqualified_name, write_abi_tags)
1187 (maybe_check_abi_tags): Use it.
1189 * mangle.c (mangle_decl): Fix mangled name change warning.
1192 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
1194 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
1197 2016-07-30 Martin Sebor <msebor@redhat.com>
1201 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
1202 involving null pointers.
1203 (cxx_eval_component_reference): Reject null pointer dereferences.
1204 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
1205 (cxx_eval_constant_expression): Reject invalid expressions involving
1208 2016-07-29 Marek Polacek <polacek@redhat.com>
1211 * semantics.c (maybe_convert_cond): Use the location of COND for the
1212 parentheses warning.
1214 2016-07-29 Jason Merrill <jason@redhat.com>
1216 * decl.c (build_enumerator): Tweak diagnostic.
1219 * init.c (expand_aggr_init_1): Only handle value-init of bases.
1220 * constexpr.c (build_data_member_initialization): Handle multiple
1221 initializers for the same field.
1223 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
1226 * decl.c (build_enumerator): Check the type of the enumerator before
1227 calling cxx_constant_value.
1229 2016-07-27 Jason Merrill <jason@redhat.com>
1232 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
1233 parameters with spec_tmpl. Call push_tinst_level.
1234 (most_specialized_partial_spec): Adjust.
1235 (more_specialized_partial_spec): Adjust.
1237 2016-07-25 Jason Merrill <jason@redhat.com>
1240 * cp-gimplify.c (genericize_cp_loop): Revert location change.
1243 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
1244 (build_lambda_object): Call build_x_compound_expr_from_list.
1245 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
1249 * pt.c (coerce_template_parameter_pack): Fix logic for
1253 * constexpr.c (cxx_eval_loop_expr): Count iterations.
1254 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
1258 * constexpr.c (cxx_eval_array_reference): Handle looking for the
1259 value of an element we're currently modifying.
1261 2016-07-24 Jason Merrill <jason@redhat.com>
1264 * pt.c (resolve_typename_type): Try to avoid calling
1265 currently_open_class.
1267 2016-07-23 Jason Merrill <jason@redhat.com>
1270 * call.c (add_list_candidates): Handle VTT parm.
1271 (build_new_method_call_1): Likewise.
1275 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
1278 * class.c (walk_subobject_offsets): Handle 0-length array.
1281 * pt.c (tsubst): Also substitute into the template of a
1282 BOUND_TEMPLATE_TEMPLATE_PARM.
1285 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
1288 * decl.c (reshape_init_r): Check complain for missing braces warning.
1290 2016-07-22 Jason Merrill <jason@redhat.com>
1293 * call.c (convert_like_real): Use lvalue_kind.
1297 * pt.c (tsubst_baselink): Call
1298 adjust_result_of_qualified_name_lookup for unqualified
1301 2016-07-21 Jason Merrill <jason@redhat.com>
1304 * semantics.c (apply_deduced_return_type): Call
1305 complete_type_or_else before building the new RESULT_DECL.
1308 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
1309 (decl_constant_var_p): Use it instead.
1312 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
1316 * call.c (unsafe_copy_elision_p): It's OK to elide when
1317 initializing an unknown object.
1319 * call.c (build_over_call): Check unsafe_copy_elision_p even for
1320 trivial constructors.
1321 * method.c (do_build_copy_constructor): Don't copy tail padding
1322 even in a trivial constructor.
1324 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1327 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
1328 Replace assert with test, return false if the goto isn't break
1329 or continue. Formatting fix.
1331 2016-07-21 Richard Biener <rguenther@suse.de>
1333 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
1336 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1339 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
1340 save/restore bc_label array.
1342 2016-07-21 Jason Merrill <jason@redhat.com>
1345 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
1346 error parsing the lambda-declarator.
1349 * constexpr.c (cxx_eval_binary_expression): Handle comparison
1350 between lowered and unlowered PTRMEM_CST.
1353 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
1354 Don't set c_inhibit_evaluation_warnings.
1357 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
1359 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
1360 Jason Merrill <jason@redhat.com>
1362 Improving concepts performance and diagnostics.
1366 * cp-tree.def (CHECK_CONSTR): New.
1367 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
1368 (CHECK_CONSTR_ARGS): New.
1369 * constraint.cc (make_predicate_constraint): Remove in favor of
1370 normalize_expression.
1371 (resolve_constraint_check): Actually return error_mark_node when
1373 (resolve_variable_concept_check): Perform coercion as if processing
1374 a template. Also return errors on resolution failure.
1375 (lift_*): Remove all of these functions. Don't unnecessarily inline
1377 (learn_*): Add facilities to memoize implications for subsumption
1378 during normalization.
1379 (expanding_concept): New.
1380 (expand_concept): New. Return the inlined and normalized definition
1381 of a concept when needed.
1382 (transform_*, xform_*): Rename to normalize_* to better reflect the
1383 responsibility of those functions.
1384 (normalize_template_id_expression): Check for non-boolean operands
1385 when possible. Generate check constraints instead of normal variable
1387 (normalize_call_expression): Report errors when resolution fails.
1388 (check_for_logical_overloads): Rewrite this check to more accurately
1390 (normalize_atom): Check for overloaded calls and invalid types before
1391 determining if the expression refers to a concept.
1392 (build_constraints): Don't cache normalized constraints or decomposed
1394 (finish_shorthand_constraint): Return a normalized expression instead
1395 of a predicate constraint.
1396 (finish_template_introduction): Same.
1397 (placeholder_extract_concept_and_args): Rewrite this since we only
1398 ever get check constraints here.
1399 (equivalent_placeholder_constraints): Rewrite in terms of check
1400 constraints, and handle error_mark_nodes correctly.
1401 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
1402 (tsubst_implicit_conversion_constr)
1403 (tsubst_argument_deduction_constr, tsubst_exception_constr)
1404 (tsubst_parameterized_constraint, tsubst_constraint): New.
1405 (tsbust_conjunection): Replace with tsubst_logical_operator and
1406 actually generate the right kind of constraint.
1407 (tsubst_requirement_body): Reverse the order of substituted arguments
1408 so that they appear in the order written (helps diagnostics).
1409 (satisfy_check_constraint): New.
1410 (satisfy_conjunction): Simplify.
1411 (satisfy_disjunction): Same.
1412 (satisfy_constraint_1): Handle check constraints.
1413 (eval_constr): New (private) global state.
1414 (evaluating_constraints_sentinel): New. Manages eval_constr.
1415 (satisfy_constraint): Add timing variables.
1416 (satisfy_associated_constraints): Add hooks for memoization.
1417 (evaluate_function_concept): Build a check constraint instead of
1418 normalizing its definition.
1419 (evaluate_variable_concept): Same.
1420 (evaluate_constraint_expression): Normalize, but in the current
1421 declaration processing context.
1422 (evaluating_constraints_p): New.
1423 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
1424 (diagnose_*): Remove artificial indentation. Add a new parameter to
1425 each that tracks the current (complete) constraint prior to any
1427 (diagnose_expression): Removed.
1428 (diagnose_call_expression): Same.
1429 (diagnose_template_id): Same.
1430 (diagnose_template_id): New.
1431 (diagnose_logical_constraint): New.
1432 (diagnose_expression_constraint): Show the original expression.
1433 (diagnose_type_constraint): Show the original type.
1434 (diagnose_implicit_conversion_constraint): Be specific about
1435 failures, don't re-diagnose a known-to-be-failed substitutions,
1436 and manage elisions properly.
1437 (diagnose_argument_deduction_constraint): Same.
1438 (diagnose_exception_constraint): Same.
1439 (diagnose_parameterized_constraint): Same.
1440 (constraint_p): Allow EXPR_PACK_EXPANSION.
1441 * logic.cc (next_by_distance): Removed. No longer used.
1442 (any_p): Renamed from any_of.
1443 (term_entry, term_hasher): New.
1444 (term_list): Rewrite to include a hash table for quick lookup.
1445 Also, make less stateful.
1446 (proof_state): Extend to allow goals to be discharged once
1448 (non_atomic_constraint_p): New.
1449 (any_non_atomic_constraints_p): New.
1450 (...rest...): Previous implementation completely replaced with an
1451 iterative algorithm that opportunistically prunes the search space
1452 before committing to using more memory.
1453 * parser.c: (cp_parser_type_parameter): Normalize constraints.
1454 (cp_parser_explicit_template_declaration): Same.
1455 * pt.c: (finish_template_variable): Be less redundant with this error
1457 (template_args_equal): No longer static.
1458 (tsubst_decl): Don't try to find specializations of variables that
1459 have already been instantiated.
1460 (build_non_dependent_expr): Avoid infinite recursion during concept
1462 (make_constrained_auto): Normalize constraints.
1463 (do_auto_deduction): When doing auto deduction from a
1464 partial-concept-id, be sure to include the explicit args checking
1466 (constraint_sat_*): New. Memoize satisfied constraints.
1467 (concept_spec_*): New. Memoize expressions associated with a concept
1469 (constraint_memos, concept_memos): New.
1470 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
1471 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
1472 (get_concept_expansion, save_concept_expansion): New.
1473 (hash_subsumption_args): New.
1474 (comp_subsumption_args): New.
1475 (subsumption_*): New. Memoize parts of the subsumption relation.
1476 (lookup_subsumption_result, save_subsumption_result): New.
1477 (init_constraint_processing): Initialize memo tables.
1478 (get_constraints): Shortcut if !flag_concepts.
1479 * decl.c (grokfndecl): Normalize constraints.
1480 * error.c (dump_simple_decl): Print "concept" when appropriate.
1481 (dump_function_decl): Same.
1482 (dump_template_decl): Don't write requirements when we're not
1483 printing the header.
1484 (dump_expr): Handle fold expressions.
1485 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
1487 (get_fold_operator): New.
1488 (pp_cxx_unary_left_fold_expression): New.
1489 (pp_cxx_unary_right_fold_expression): New.
1490 (pp_cxx_binary_fold_expression): New.
1491 (pp_cxx_check_constraint): New.
1492 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
1493 to make them easier to read when debugging.
1494 * search.c (accessible_p): Don't shortcut when evaluating constraints.
1495 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
1497 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1501 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
1503 (suggest_alternatives_for): If no candidates are found, try
1504 lookup_name_fuzzy and report if if finds a suggestion.
1505 (consider_binding_level): New function.
1506 (lookup_name_fuzzy) New function.
1507 * parser.c: Include gcc-rich-location.h.
1508 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
1510 (cp_keyword_starts_decl_specifier_p): ...this new function.
1511 (cp_parser_diagnose_invalid_type_name): When issuing
1512 "does not name a type" errors, attempt to make a suggestion using
1514 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
1515 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
1516 types that are not CLASS_TYPE_P, rather than rejecting individual
1519 2016-07-20 Jakub Jelinek <jakub@redhat.com>
1522 * parser.c (cp_parser_save_member_function_body): Consume
1523 __transaction_relaxed or __transaction_atomic with optional
1524 attribute. Only skip catch with block if try keyword is seen.
1527 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
1528 when evaluating call arguments. Use fold_builtin_call_array instead
1529 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
1530 check the result with potential_constant_expression and call
1531 cxx_eval_constant_expression on it.
1533 2016-07-19 Jason Merrill <jason@redhat.com>
1536 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
1537 handle ARGUMENT_PACK_SELECT.
1539 2016-07-18 Jakub Jelinek <jakub@redhat.com>
1543 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
1544 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
1545 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
1549 * call.c (build_op_call_1): Use convert_like_with_context only
1550 if cand->fn is a decl.
1553 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
1554 For lval don't use cxx_eval_unary_expression and instead recurse
1555 and if needed rebuild the reference.
1558 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
1561 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
1562 fold *expr_p before genericizing it.
1565 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
1567 2016-07-15 Jason Merrill <jason@redhat.com>
1570 * call.c (convert_like_real): Mask complain.
1571 * semantics.c (perform_koenig_lookup): Likewise.
1574 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
1575 threw away DECL_SAVED_TREE.
1579 * call.c (add_template_conv_candidate): Disable if there are
1583 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
1586 * pt.c (tsubst_attributes): Fix loop logic.
1590 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
1591 (cp_parser_simple_declaration): Diagnose type definition in
1592 for-range-declaration.
1595 * operators.def: Add *_FOLD_EXPR.
1596 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
1597 * mangle.c (write_expression): Handle fold-expressions.
1598 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
1599 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
1600 partial instantiation.
1603 * mangle.c (write_expression): Handle sizeof... an argument pack.
1606 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
1609 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
1610 artificial variables.
1612 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1614 * parser.c (cp_parser_oacc_declare): Don't scan for
1616 * semantics.c (handle_omp_array_sections): Mark data clauses with
1617 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1618 zero-length subarrays.
1620 2016-07-11 Jason Merrill <jason@redhat.com>
1622 * decl.c (store_parm_decls): Remove check for void parm.
1624 2016-07-08 Jason Merrill <jason@redhat.com>
1626 * cp-tree.h: Unpoison lvalue_p.
1627 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
1628 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
1631 * tree.c (obvalue_p): Rename from lvalue_p.
1632 (lvalue_p): Define for c-common.
1633 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
1635 (cp_build_addr_expr_1): Remove obsolete code.
1637 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
1638 * call.c, cp-tree.h, typeck.c: Adjust.
1640 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
1642 P0145R2: Refining Expression Order for C++.
1643 * cp-gimplify.c (lvalue_has_side_effects): New.
1644 (cp_gimplify_expr): Implement assignment ordering.
1645 * call.c (op_is_ordered, build_over_call): Adjust for
1646 -fargs-in-order renaming to -fstrong-eval-order.
1647 * cp-gimplify.c (cp_gimplify_expr): Likewise.
1649 2016-07-07 Jakub Jelinek <jakub@redhat.com>
1650 Kai Tietz <ktietz70@googlemail.com>
1654 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
1655 artificial vars, genericize their initializers.
1657 2016-07-05 David Malcolm <dmalcolm@redhat.com>
1660 * parser.c (cp_parser_class_specifier_1): When reporting
1661 missing semicolons, use a fixit-hint to suggest insertion
1662 of a semicolon immediately after the closing brace,
1663 offsetting the reported column accordingly.
1665 2016-07-04 Jan Beulich <jbeulich@suse.com>
1667 * lang-specs.h ("@c++-header"): Conditionalize "-o".
1669 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
1671 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
1672 Move pragma context checking into...
1673 (cp_parser_omp_cancellation_point): ... here, and improve
1674 diagnostic messages.
1675 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
1676 Improve diagnostic messages.
1678 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1680 * Make-lang.in: Don't cat ../stage_current if it does not exist.
1682 2016-06-24 Jason Merrill <jason@redhat.com>
1684 P0145R2: Refining Expression Order for C++.
1685 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
1687 * tree.c (get_target_expr_sfinae): Handle bit-fields.
1688 (build_target_expr): Call mark_rvalue_use.
1690 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1692 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
1693 (build_over_call): For magic == 3, do no conversion only on 3rd
1696 2016-06-23 Andi Kleen <ak@linux.intel.com>
1698 * Make-lang.in: Add support for autofdo.
1700 2016-06-21 Jason Merrill <jason@redhat.com>
1702 * constraint.cc (constraints_satisfied_p): Keep as many levels of
1703 args as our template has levels of parms.
1705 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
1706 (type_dependent_expression_p): Use uses_outer_template_parms.
1708 2016-06-20 David Malcolm <dmalcolm@redhat.com>
1710 * parser.c (cp_parser_string_literal): Convert non-standard
1711 concatenation error to directly use a rich_location, and
1712 use that to add the location of the first literal to the
1715 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1717 * decl.c (validate_constexpr_redeclaration): Change pair of errors
1719 * error.c (dump_function_decl): Save the constexpr specifier too.
1721 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1723 * tree.c (builtin_valid_in_constant_expr_p): Test for
1724 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
1726 (bot_manip): Likewise.
1727 * call.c (magic_varargs_p): Likewise.
1729 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1731 * decl.c (grokfndecl): Change pair of errors to error + inform.
1733 2016-06-17 Jason Merrill <jason@redhat.com>
1736 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
1737 warning when there are dependent bases.
1739 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1741 * semantics.c (handle_omp_array_sections_1): Don't ICE when
1742 processing_template_decl when checking for bitfields and unions.
1743 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1744 (finish_omp_clauses): Look through REFERENCE_REF_P even for
1745 array sections with COMPONENT_REF bases.
1747 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1749 * parser.c (cp_parser_omp_var_list_no_open): Call
1750 convert_from_reference before cp_parser_postfix_dot_deref_expression.
1751 * semantics.c (finish_omp_clauses): Don't ICE when
1752 processing_template_decl when checking for bitfields and unions.
1753 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1755 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1757 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
1758 "%qF" in warning_at instead of "%q+F" in warning.
1759 (check_redeclaration_exception_specification): Likewise in pedwarn
1760 (and error, inform, for consistency).
1761 * call.c (joust): Likewise.
1763 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1766 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
1767 code at the end of the for loop; also revert r159637 changes,
1768 add back the gcc_assert.
1769 * cp-tree.h (xref_basetypes): Adjust declaration.
1770 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
1772 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1774 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
1776 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1778 * typeck.c: Include "gcc-rich-location.h".
1779 (finish_class_member_access_expr): Simplify fixit code by
1780 using gcc_rich_location::add_fixit_misspelled_id.
1782 2016-06-14 Jason Merrill <jason@redhat.com>
1784 P0145R2: Refining Expression Order for C++.
1785 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
1786 (CALL_EXPR_REVERSE_ARGS): New.
1787 * call.c (build_new_op_1): Set them.
1788 (extract_call_expr, op_is_ordered): New.
1789 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
1790 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
1791 * pt.c (tsubst_copy_and_build): Copy new flags.
1792 * semantics.c (simplify_aggr_init_expr): Likewise.
1793 * tree.c (build_aggr_init_expr): Likewise.
1794 (build_min_non_dep_op_overload): Likewise.
1796 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1799 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
1800 olddecl vars, preserve their TREE_READONLY bit.
1803 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
1805 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
1807 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
1809 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1811 * decl.c (grokdeclarator): Fix typo in pedwarn text.
1813 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1816 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
1819 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
1823 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1826 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1827 emits an error do not zero the type.
1829 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1831 * decl.c (maybe_deduce_size_from_array_init): Use
1832 DECL_SOURCE_LOCATION in error_at.
1833 (layout_var_decl): Likewise.
1834 (check_array_initializer): Likewise.
1835 (check_initializer): Likewise.
1836 (duplicate_decls, check_elaborated_type_specifier): Tidy.
1838 2016-06-08 Martin Sebor <msebor@redhat.com>
1839 Jakub Jelinek <jakub@redhat.com>
1843 * constexpr.c: Include gimple-fold.h.
1844 (cxx_eval_internal_function): New function.
1845 (cxx_eval_call_expression): Call it.
1846 (potential_constant_expression_1): Handle integer arithmetic
1848 * tree.c (builtin_valid_in_constant_expr_p): Handle
1849 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1851 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1853 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
1854 return value of tsubst_aggr_type for error_mark_node.
1856 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1859 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
1861 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1862 Patrick Palka <ppalka@gcc.gnu.org>
1867 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
1868 right after cp_fold call if cp_fold has returned the same stmt
1869 already in some earlier cp_fold_r call.
1870 (cp_fold_function): Add pset automatic variable, pass its address
1873 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1876 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1877 emits an error do not zero the type.
1879 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
1882 * decl.c (duplicate_decls): Properly copy the
1883 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
1884 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
1886 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
1888 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
1889 arguments as addressable when async clause exists.
1891 2016-06-02 Jan Hubicka <jh@suse.cz>
1893 * cp-gimplify.c (genericize_continue_stmt): Force addition of
1896 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
1898 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
1899 (start_enum): Likewise.
1900 * parser.c (cp_parser_class_head): Likewise.
1902 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1905 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
1906 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
1907 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
1908 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
1909 to the newly built tree.
1911 2016-05-31 Jason Merrill <jason@redhat.com>
1913 * pt.c (instantiate_decl): Avoid recalculation.
1918 * pt.c (instantiate_template_1): Don't put the partial
1919 specialization in DECL_TI_TEMPLATE.
1920 (partial_specialization_p, impartial_args): Remove.
1921 (regenerate_decl_from_template): Add args parm.
1922 (instantiate_decl): Look up the partial specialization again.
1925 * pt.c (check_explicit_specialization): Give better diagnostic about
1926 specializing a hidden friend.
1928 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1931 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
1932 to obtain correct locations; avoid redundant diagnostics on
1933 out-of-class definitions.
1935 2016-05-30 Martin Sebor <msebor@redhat.com>
1938 * init.c (warn_placement_new_too_small): Handle placement new arguments
1939 that are elements of arrays more carefully. Remove a pointless loop.
1941 2016-05-30 Jakub Jelinek <jakub@redhat.com>
1944 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
1945 when combined with target construct.
1946 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
1947 to cp_parser_omp_all_clauses.
1949 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1952 * lex.c (unqualified_name_lookup_error): Take a location too.
1953 (unqualified_fn_lookup_error): Take a cp_expr.
1954 * cp-tree.h (unqualified_name_lookup_error,
1955 unqualified_fn_lookup_error): Adjust declarations.
1956 * semantics.c (perform_koenig_lookup): Adjust
1957 unqualified_fn_lookup_error call, pass the location of
1958 the identifier too as part of a cp_expr.
1960 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1963 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
1964 to improve the diagnostic about wrong uses of 'virtual'.
1966 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1969 * lambda.c (maybe_add_lambda_conv_op): Early return also when
1970 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
1972 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
1976 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1977 decls into the global scope after stripping template bits
1978 and setting DECL_ANTICIPATED.
1980 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
1983 * name-lookup.c (push_namespace): Return bool, false when pushdecl
1985 * name-lookup.h (push_namespace): Adjust declaration.
1986 * parser.c (cp_parser_namespace_definition): Check push_namespace
1989 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
1992 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1993 decls into the global scope after stripping template bits
1994 and setting DECL_ANTICIPATED.
1996 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1998 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
1999 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
2001 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
2005 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
2007 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
2008 on the qualified_id then propagate it to the resulting
2010 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
2012 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
2013 its REF_PARENTHESIZED_P flag.
2015 2016-05-25 Jason Merrill <jason@redhat.com>
2019 * cp-tree.h (enum tag_types): Add scope_type.
2020 * parser.c (cp_parser_class_name): Use scope_type.
2021 (prefer_type_arg): Handle scope_type.
2022 (cp_parser_lookup_name): Use prefer_type_arg.
2023 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
2024 int prefer_type, use lookup_flags.
2025 * name-lookup.h: Adjust.
2027 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
2029 * parser.c (cp_parser_oacc_declare): Add support for
2030 GOMP_MAP_FIRSTPRIVATE_POINTER.
2031 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
2032 argument with enum c_omp_region_type ort. Don't privatize OpenACC
2034 (handle_omp_array_sections): Replace bool is_omp argument with enum
2035 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
2036 (finish_omp_clauses): Add specific errors and warning messages for
2037 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
2038 call to handle_omp_array_sections.
2040 2016-05-24 Jason Merrill <jason@redhat.com>
2043 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
2045 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
2047 2016-05-24 Martin Sebor <msebor@redhat.com>
2050 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
2051 * pt.c (instantiate_class_template_1): Try to complete the element
2052 type of a flexible array member.
2053 (can_complete_type_without_circularity): Handle arrays of unknown bound.
2054 * typeck.c (complete_type): Also complete the type of the elements of
2055 arrays with an unspecified bound.
2057 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
2060 * typeck2.c (check_narrowing): Check pedwarn return value.
2062 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2065 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
2066 For OMP_CLAUSE_LINEAR_REF don't require type to be
2067 integral or pointer.
2069 2016-05-24 Richard Biener <rguenther@suse.de>
2073 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
2074 * constexpr.c (cxx_eval_array_reference): Handle indexed
2076 * typeck.c (cp_build_array_ref): Adjust.
2078 2016-05-23 Jason Merrill <jason@redhat.com>
2081 * constexpr.c (cxx_eval_call_expression): Check for
2082 fun == current_function_decl again.
2085 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
2086 maybe_undo_parenthesized_ref.
2089 * pt.c (tsubst_copy): Just return a local variable from
2090 non-template context. Don't call rest_of_decl_compilation for
2091 duplicated static locals.
2092 (tsubst_decl): Set DECL_CONTEXT of local static from another
2095 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2098 * method.c (forward_parm): Use cp_build_reference_type.
2100 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2103 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
2105 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
2107 * pt.c (check_for_bare_parameter_packs): Improve error message
2108 location for expressions.
2110 2016-05-20 Nathan Sidwell <nathan@acm.org>
2112 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
2114 (cxx_eval_call_expression): Fix comment grammar.
2116 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
2119 * decl.c (cp_finish_decl): Check do_auto_deduction return value
2120 and return immediately in case of erroneous code.
2122 2016-05-19 Marek Polacek <polacek@redhat.com>
2125 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
2127 2016-05-19 Jason Merrill <jason@redhat.com>
2130 * pt.c (fn_type_unification): Add outer template args if needed.
2131 (type_unification_real): Handle getting full args.
2133 2016-05-19 David Malcolm <dmalcolm@redhat.com>
2136 * parser.c (cp_parser_operator): For array new/delete, check that
2137 cp_parser_require returned a non-NULL token before dereferencing
2140 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2142 * decl.c (finish_enum_value_list): Use the specified mode.
2144 2016-05-18 Jason Merrill <jason@redhat.com>
2146 * pt.c (value_dependent_expression_p): Tweak new cases to better
2147 match the wording in the standard.
2149 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2152 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
2153 when the previous cp_lexer_peek_token returns CPP_EOF.
2155 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
2158 * call.c (convert_like_real): Check that we are actually converting
2161 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2163 * decl.c (grokdeclarator): Remove errmsg and use of
2164 targetm.invalid_return_type.
2165 (grokparms): Remove errmsg and use of
2166 targetm.invalid_parameter_type.
2168 2016-05-13 Jason Merrill <jason@redhat.com>
2172 * pt.c (tsubst_decl): Use uses_template_parms.
2173 (instantiate_template_1): Handle non-dependent calls in templates.
2174 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
2175 (type_dependent_expression_p): Only consider innermost template args.
2176 (dependent_template_arg_p): Check enclosing class of a template here.
2177 (dependent_template_p): Not here.
2178 (type_dependent_object_expression_p): New.
2179 * typeck.c (finish_class_member_access_expr): Use it.
2180 * parser.c (cp_parser_postfix_expression): Use it.
2181 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
2182 to detect the current instantiation.
2183 (cp_parser_lookup_name): Really implement DR 141.
2184 * search.c (lookup_field_r): Prefer a dependent using-declaration.
2185 (any_dependent_bases_p): Split out from...
2186 * name-lookup.c (do_class_using_decl): ...here.
2187 * call.c (build_new_method_call_1): Use it.
2188 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
2189 * tree.c (non_static_member_function_p): Remove.
2190 * typeck2.c (build_x_arrow): Use dependent_scope_p.
2192 * parser.c (cp_parser_postfix_dot_deref_expression): Use
2193 complete_type_or_else for unknown_type_node, too.
2195 2016-05-12 Marek Polacek <polacek@redhat.com>
2198 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
2199 * cp-tree.h (cp_build_modify_expr): Update declaration.
2200 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
2202 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
2203 cp_build_modify_expr.
2204 * decl2.c (set_guard): Likewise.
2205 (handle_tls_init): Likewise.
2206 * init.c (perform_member_init): Likewise.
2207 (expand_virtual_init): Likewise.
2208 (build_new_1): Likewise.
2209 (build_vec_delete_1): Likewise.
2210 (get_temp_regvar): Likewise.
2211 (build_vec_init): Likewise.
2212 * method.c (do_build_copy_assign): Likewise.
2213 (assignable_expr): Likewise.
2214 * semantics.c (finish_omp_for): Likewise.
2215 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
2217 (cp_pointer_int_sum): Add location parameter. Pass it down to
2219 (pointer_diff): Add location parameter. Use it.
2220 (build_modify_expr): Pass location down to cp_build_modify_expr.
2221 (cp_build_modify_expr): Add location parameter. Use it.
2222 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
2223 * typeck2.c (cxx_incomplete_type_diagnostic,
2224 cxx_incomplete_type_error): Add location parameter.
2226 2016-05-11 Marek Polacek <polacek@redhat.com>
2229 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
2231 2016-05-05 Jakub Jelinek <jakub@redhat.com>
2233 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
2234 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
2236 2016-05-04 Marek Polacek <polacek@redhat.com>
2238 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
2239 with OPT_Wdangling_else.
2241 2016-05-03 Martin Sebor <msebor@redhat.com>
2244 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
2245 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
2247 2016-05-03 Marek Polacek <polacek@redhat.com>
2250 * call.c (build_cxx_call): Pass location and vNULL down to
2251 check_builtin_function_arguments.
2253 2016-05-03 Richard Biener <rguenther@suse.de>
2255 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
2256 the checksum from the previous stage.
2258 2016-05-02 David Malcolm <dmalcolm@redhat.com>
2261 * typeck.c (finish_class_member_access_expr): When
2262 giving a hint about a possibly-misspelled member name,
2263 add a fix-it replacement hint.
2265 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
2267 * cp-tree.h (finish_omp_clauses): Update prototype.
2268 * parser.c (cp_parser_oacc_all_clauses): Update call to
2270 (cp_parser_omp_all_clauses): Likewise.
2271 (cp_parser_omp_for_loop): Likewise.
2272 (cp_omp_split_clauses): Likewise.
2273 (cp_parser_oacc_cache): Likewise.
2274 (cp_parser_oacc_loop): Likewise.
2275 (cp_parser_omp_declare_target):
2276 (cp_parser_cilk_simd_all_clauses): Likewise.
2277 (cp_parser_cilk_for): Likewise.
2278 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
2279 arguments with enum c_omp_region_type ort.
2280 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
2281 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
2282 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
2283 (tsubst_expr): Update calls to tsubst_omp_clauses.
2284 * semantics.c (finish_omp_clauses): Replace bool arguments
2285 allow_fields, declare_simd, and is_cilk with bitmask ort.
2286 (finish_omp_for): Update call to finish_omp_clauses.
2288 2016-05-02 David Malcolm <dmalcolm@redhat.com>
2291 * parser.c (cp_parser_class_head): Capture the start location;
2292 use it to emit a fix-it insertion hint when complaining
2293 about missing "template <> " in explicit specializations.
2295 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
2297 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
2299 2016-05-02 Richard Biener <rguenther@suse.de>
2301 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
2304 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
2307 * class.c (check_field_decl): Remove final int* parameter, change
2308 the return type to bool; fix logic in order not to reject multiple
2309 initialized fields in anonymous struct.
2310 (check_field_decls): Adjust call.
2312 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
2315 * parser.c (cp_parser_oacc_loop): Don't augment mask with
2316 OACC_LOOP_CLAUSE_MASK.
2317 (cp_parser_oacc_kernels_parallel): Update call to
2318 c_oacc_split_loop_clauses.
2320 2016-04-28 Jason Merrill <jason@redhat.com>
2322 Implement C++17 [[nodiscard]] attribute.
2325 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
2326 * tree.c (handle_nodiscard_attribute): New.
2327 (cxx_attribute_table): Add [[nodiscard]].
2328 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
2329 (maybe_warn_nodiscard): New.
2330 (convert_to_void): Call it.
2332 * cvt.c (cp_get_callee): New.
2333 * constexpr.c (get_function_named_in_call): Use it.
2334 * cxx-pretty-print.c (postfix_expression): Use it.
2335 * except.c (check_noexcept_r): Use it.
2336 * method.c (check_nontriv): Use it.
2337 * tree.c (build_aggr_init_expr): Use it.
2338 * cp-tree.h: Declare it.
2340 2015-04-27 Ryan Burn <contact@rnburn.com>
2341 Jeff Law <law@redhat.com>
2345 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
2346 instead of cilk_detect_spawn_and_unwrap.
2347 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
2349 (cilk_cp_detect_spawn_and_unwrap): New.
2350 * lambda.c: Include cp-cilkplus.h.
2351 * parser.c: Include cp-cilkplus.h.
2352 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
2353 * cp-cilkpus.h: New file.
2355 2016-04-27 Nathan Sidwell <nathan@acm.org>
2357 * constexpr.c (get_fundef_copy): Use the original function for
2358 non-recursive evaluations.
2359 (save_fundef_copy): Always expect a slot to be available.
2361 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
2363 * parser.c (cp_parser_postfix_expression): Call
2364 warn_for_memset instead of warning directly here.
2366 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
2369 * decl.c (build_enumerator): Set current_access_specifier when
2370 declaring an enumerator belonging to an in-class enumeration.
2371 * parser.c (cp_parser_check_access_in_redecleration): Also
2372 consider in-class enumerations.
2374 2016-04-26 Marek Polacek <polacek@redhat.com>
2377 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
2378 instead of stabilize_reference.
2379 (build_over_call): Likewise.
2380 * cp-tree.h (cp_stabilize_reference): Declare.
2381 * tree.c (cp_stabilize_reference): New function.
2382 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
2383 stabilize_reference.
2384 (unary_complex_lvalue): Likewise.
2385 (cp_build_modify_expr): Likewise.
2387 2016-04-26 Jakub Jelinek <jakub@redhat.com>
2390 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
2393 2016-04-25 Jason Merrill <jason@redhat.com>
2395 * tree.c (std_attribute_table): New.
2396 (init_tree): Register it.
2398 2016-04-22 Jason Merrill <jason@redhat.com>
2400 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
2402 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
2404 * name-lookup.c (free_saved_scope): New free list of saved_scope
2406 (push_to_top_level): Attempt to reuse a saved_scope struct
2407 from free_saved_scope instead of allocating a new one each time.
2408 (pop_from_top_level_1): Chain the now-unused saved_scope structure
2409 onto free_saved_scope.
2411 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
2414 * semantics.c (process_outer_var_ref): Unconditionally return
2415 error_mark_node when mark_used returns false.
2417 2016-04-21 Marek Polacek <polacek@redhat.com>
2420 * parser.c (cp_parser_enum_specifier): Check and possibly error for
2421 extra qualification.
2423 2016-04-20 Nathan Sidwell <nathan@acm.org>
2426 * init.c (build_vec_delete_1): Protect operator delete call in try
2428 (build_delete): Likewise.
2429 * optimize.c (build_delete_destructor_body): Likewise.
2431 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
2434 * cp-tree.h (finish_omp_clauses): Add new default argument.
2435 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
2436 instead of c_finish_cilk_clauses.
2437 * semantics.c (finish_omp_clauses): Add new argument. Allow
2438 floating-point variables in the linear clause for Cilk Plus.
2440 2016-04-20 Nathan Sidwell <nathan@acm.org>
2442 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
2445 2016-04-19 Jason Merrill <jason@redhat.com>
2448 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
2449 * pt.c (make_pack_expansion): Call mark_exp_read.
2450 * semantics.c (finish_id_expression): Call mark_type_use in
2451 unevaluated context.
2454 * call.c (implicit_conversion): If we choose a copy constructor
2455 for list-initialization from the same type, the conversion is an
2458 * constexpr.c (breaks): Handle EXIT_EXPR.
2459 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
2460 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
2465 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
2468 * pt.c (tsubst_expr): Remove shadowing declaration.
2469 (tsubst_pack_expansion): Add assert.
2471 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
2474 * name-lookup.c (qualified_lookup_using_namespace): Look through
2477 2016-04-18 Michael Matz <matz@suse.de>
2479 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2480 (layout_class_type): Ditto.
2481 (build_base_field): Use SET_DECL_ALIGN.
2482 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
2483 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
2484 (record_unknown_type): Use SET_TYPE_ALIGN.
2485 (cxx_init_decl_processing): Ditto.
2486 (copy_type_enum): Ditto.
2487 (grokfndecl): Use SET_DECL_ALIGN.
2488 (copy_type_enum): Use SET_TYPE_ALIGN.
2489 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
2491 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
2492 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
2493 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
2494 * rtti.c (emit_tinfo_decl): Ditto.
2496 2016-04-18 Jason Merrill <jason@redhat.com>
2500 * class.c (type_maybe_constexpr_default_constructor): New.
2501 (type_has_constexpr_default_constructor): Revert.
2503 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
2507 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
2508 (handle_com_interface_attribute): Delete.
2510 2016-04-15 Jason Merrill <jason@redhat.com>
2513 * constexpr.c (get_fundef_copy): Handle null *slot.
2516 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
2517 unknown_type_node, too.
2519 2016-04-15 Jason Merrill <jason@redhat.com>
2520 Nathan Sidwell <nathan@acm.org>
2523 * constexpr.c (constexpr_call_table): Preserve in GC.
2524 (struct fundef_copy, struct fundef_copies_table_t): Delete.
2525 (fundef_copies_table): Preserve in GC. Change to pointer to
2527 (maybe_initialize_fundef_copies_table): Adjust.
2528 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
2529 (save_fundef_copy): Adjust for a TREE_LIST.
2530 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
2531 (fini_constexpr): New.
2532 * cp-tree.h (fini_constexpr): Declare.
2533 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
2535 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2538 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
2540 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
2541 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
2542 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
2543 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
2544 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
2545 cp_parser_statement.
2546 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
2547 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
2548 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
2549 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
2550 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
2551 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
2552 cp_parser_omp_taskloop, cp_parser_omp_construct,
2553 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
2554 Add IF_P argument, pass it down where needed.
2555 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
2556 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
2559 2016-04-14 Jason Merrill <jason@redhat.com>
2562 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
2563 * typeck2.c (split_nonconstant_init_1): Use it.
2566 * class.c (type_has_constexpr_default_constructor): Return true
2567 for an implicitly declared constructor.
2570 * parser.c (cp_parser_init_declarator): Add auto_result parm.
2571 (cp_parser_simple_declaration): Pass it.
2572 (strip_declarator_types): New.
2575 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
2576 initializer also makes the variable value-dependent.
2579 * constexpr.c (cxx_eval_store_expression): Also copy
2580 CONSTRUCTOR_NO_IMPLICIT_ZERO.
2582 2016-04-14 Martin Sebor <msebor@redhat.com>
2587 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
2589 2016-04-14 Jason Merrill <jason@redhat.com>
2591 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
2592 parameter ABI change.
2594 2016-04-13 Martin Sebor <msebor@redhat.com>
2599 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
2601 * decl.c (check_initializer, cp_finish_decl): Call them.
2602 (reshape_init_r): Reject incompletely braced intializer-lists
2604 * init.c (throw_bad_array_length, build_vla_check)
2605 (build_vla_size_check, build_vla_init_check): Define new functions.
2606 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
2608 (store_init_value): Same.
2610 2016-04-13 Jason Merrill <jason@redhat.com>
2612 Warn about empty parameter ABI with -Wabi=9.
2613 * call.c (empty_class_msg, mark_for_abi_warning)
2614 (warn_empty_class_abi): New.
2615 (build_call_a): Use them.
2616 * decl.c (store_parm_decls): Use mark_for_abi_warning.
2617 * error.c (pp_format_to_string): New.
2619 Pass empty class parameters like C.
2620 * call.c (pass_as_empty_struct, empty_class_arg): New.
2621 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
2622 (build_call_a): Use empty_class_arg.
2623 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
2624 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
2626 2016-04-13 Jason Merrill <jason@redhat.com>
2629 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
2631 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
2634 * pt.c (resolve_typename_type): Fix typos in infinite recursion
2635 avoidance mechanism.
2637 2016-04-13 Jason Merrill <jason@redhat.com>
2640 * pt.c (instantiation_dependent_uneval_expression_p): Split out
2641 from instantiation_dependent_expression_p.
2642 (value_dependent_expression_p): Use it for unevaluated operands.
2643 (instantiation_dependent_r): Don't check value-dependence.
2644 (instantiation_dependent_expression_p): Check
2645 value-dependence of the expression as a whole.
2646 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
2647 * semantics.c (finish_decltype_type): Use it.
2649 * constexpr.c (potential_nondependent_constant_expression): New.
2650 (potential_nondependent_static_init_expression): New.
2651 (maybe_constant_value_1, fold_non_dependent_expr)
2652 (maybe_constant_init): Use them.
2653 * pt.c (instantiate_non_dependent_expr_sfinae)
2654 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
2656 * cp-tree.h: Declare them.
2658 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2661 * decl.c (pop_labels_1): Removed.
2662 (note_label, sort_labels): New functions.
2663 (pop_labels): During named_labels traversal, just push the slot
2664 pointers into a vector, then qsort it by DECL_UID and only then
2665 call pop_label and chain it into BLOCK_VARS.
2667 2016-04-13 Jason Merrill <jason@redhat.com>
2670 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
2671 (cp_gimplify_expr): Not here.
2673 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
2676 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
2678 * typeck.c (build_x_conditional_expr): Unconditionally remember
2679 that the result is an lvalue or xvalue.
2681 2016-04-12 Jason Merrill <jason@redhat.com>
2683 * class.c (is_really_empty_class): A zero-length array is empty.
2684 An unnamed bit-field doesn't make a class non-empty.
2686 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
2689 * parser.c (cp_parser_cache_defarg): When file ends in default
2690 argument simply return error_mark_node.
2692 2016-04-12 Nathan Sidwell <nathan@acm.org>
2695 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
2698 2016-04-11 Jason Merrill <jason@redhat.com>
2700 * mangle.c (decl_is_template_id): The template itself counts as a
2703 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
2707 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
2708 on the result if it's not a CONSTRUCTOR.
2710 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
2713 * constexpr.c (find_constructor): New function.
2714 (unshare_constructor): New function.
2715 (cxx_eval_call_expression): Use unshare_constructor instead of
2717 (find_array_ctor_elt): Likewise.
2718 (cxx_eval_vec_init_1): Likewise.
2719 (cxx_eval_store_expression): Likewise.
2720 (cxx_eval_constant_expression): Likewise.
2722 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2725 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
2726 potentially generating a future -Wparentheses warning in its
2729 2016-04-06 Jason Merrill <jason@redhat.com>
2731 * class.c (check_abi_tags): Fix function template handling.
2733 2016-04-05 Nathan Sidwell <nathan@acm.org>
2736 * class.c (fixup_may_alias): New.
2737 (fixup_attribute_variants): Call it.
2739 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2742 * constexpr.c (struct fundef_copy): New struct.
2743 (struct fundef_copies_table_t): New struct.
2744 (fundef_copies_table): New static variable.
2745 (maybe_initialize_fundef_copies_table): New static function.
2746 (get_fundef_copy): New static function.
2747 (save_fundef_copy): New static function.
2748 (cxx_eval_call_expression): Use get_fundef_copy, and
2750 (constexpr_call_table): Add "deletable" GTY marker.
2752 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2755 * cp-tree.h (class cache_map): Remove.
2756 * constexpr.c (cv_cache): Change type to
2757 GTY((deletable)) hash_map<tree, tree> *.
2758 (maybe_constant_value): Adjust following the change to cv_cache.
2759 (clear_cv_cache): New static function.
2760 (clear_cv_and_fold_caches): Use it.
2761 * cp-gimplify.c (fold_cache): Change type to
2762 GTY((deletable)) hash_map<tree, tree> *.
2763 (clear_fold_cache): Adjust following the change to fold_cache.
2764 (cp_fold): Likewise.
2766 2016-04-02 Martin Sebor <msebor@redhat.com>
2772 * constexpr.c (diag_array_subscript): New function.
2773 (cxx_eval_array_reference): Detect out of bounds array indices.
2775 2016-04-01 Jason Merrill <jason@redhat.com>
2779 * pt.c (instantiate_decl): A function isn't fully defined if
2780 DECL_INITIAL is error_mark_node.
2781 * constexpr.c (cxx_eval_call_expression): Likewise.
2783 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2784 Marek Polacek <polacek@redhat.com>
2787 * init.c (warn_placement_new_too_small): Test whether
2788 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
2790 2016-04-01 Nathan Sidwell <nathan@acm.org>
2793 * decl.c (check_redeclaration_exception_specification): Check
2794 regardless of -fno-exceptions.
2795 * typeck2.c (merge_exception_specifiers): Relax assert by checking
2796 flag_exceptions too.
2798 2016-03-31 Nathan Sidwell <nathan@acm.org>
2800 * decl.c (start_preparsed_function): Remove unnecessary bracing.
2801 (finish_destructor_body): Don't emit operator delete here.
2803 2016-03-31 Nathan Sidwell <nathan@acm.org>
2806 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
2807 elements in field order.
2809 2016-03-31 Marek Polacek <polacek@redhat.com>
2812 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
2814 2016-03-31 Richard Biener <rguenther@suse.de>
2817 * typeck.c (cp_build_binary_op): Fix operand order of vector
2818 conditional in truth op handling.
2820 2016-03-29 Jason Merrill <jason@redhat.com>
2823 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
2824 in constexpr functions.
2826 2016-03-28 Jason Merrill <jason@redhat.com>
2831 * decl.c, pt.c, constexpr.c: Revert last patch.
2833 2016-03-25 Jason Merrill <jason@redhat.com>
2834 Martin Liška <mliska@suse.cz>
2839 * decl.c (cp_fname_init): Decay the initializer to pointer.
2840 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
2841 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2842 Don't call cp_finish_decl.
2843 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
2844 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
2845 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
2846 Handle DECL_VALUE_EXPR.
2848 2016-03-24 Jason Merrill <jason@redhat.com>
2851 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
2854 * constexpr.c (cxx_eval_call_expression): Don't cache result if
2857 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
2860 * tree.c (build_cplus_array_type): Determine type-dependentess
2861 with uses_template_parms instead of with dependent_type_p.
2863 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2866 * typeck.c (process_init_constructor_union): If the initializer
2867 is empty, use the union's NSDMI if it has one.
2869 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2872 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
2873 NSDMI that's part of an aggregrate initialization.
2875 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2878 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
2879 for 1..max even for multi-dimensional arrays. Call unshare_expr
2883 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
2884 on TREE_OVERFLOW constants.
2887 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
2888 for OMP_TASKLOOP here.
2889 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
2890 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
2892 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
2893 Jason Merrill <jason@redhat.com>
2894 Jakub Jelinek <jakub@redhat.com>
2897 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2898 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2899 (finish_function): Don't set or test them.
2900 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
2902 2016-03-23 Jason Merrill <jason@redhat.com>
2905 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
2907 2016-03-23 Marek Polacek <polacek@redhat.com>
2910 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
2912 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2914 * call.c (build_conditional_expr_1): Always use original
2915 condition type for vector type checks and build.
2917 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2920 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
2922 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2925 * constexpr.c (non_const_var_error): Check
2926 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2928 2016-03-21 Richard Henderson <rth@redhat.com>
2931 * decl.c (notice_forced_label_r): New.
2932 (cp_finish_decl): Use it.
2934 2016-03-21 Jason Merrill <jason@redhat.com>
2937 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
2939 2016-03-18 Jason Merrill <jason@redhat.com>
2942 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
2945 * class.c (vptr_via_virtual_p): New.
2946 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
2947 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
2948 a vptr from any virtual base in a not-in-charge 'structor.
2950 * decl.c (build_clobber_this): Factor out of
2951 start_preparsed_function and begin_destructor_body. Handle
2952 virtual bases better.
2954 * class.c (build_if_in_charge): Split out from build_base_path.
2955 * init.c (expand_virtual_init, expand_default_init): Use it.
2956 * call.c (build_special_member_call): Use it.
2958 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2961 * init.c (build_new_1): Complain and return error_mark_node
2962 if alloc_fn is not _Jv_AllocObject function returning pointer.
2964 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2967 * search.c (adjust_result_of_qualified_name_lookup): Don't
2968 update the BASELINK_BINFO of DECL if the second call
2969 to lookup_base fails.
2971 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2974 * parser.c (cp_parser_lambda_expression): Move call to
2975 pop_deferring_access_checks ahead of the call to
2976 cp_parser_end_tentative_firewall.
2978 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2981 * cp-tree.h (magic_varargs_p): Return int instead of bool.
2982 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
2983 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
2985 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
2986 if magic_varargs_p == 1, call decay_conversion
2987 instead of mark_type_use. Don't store error_mark_node arguments to
2988 argarray, instead return error_mark_node.
2991 * decl.c (begin_destructor_body): Don't insert clobber if
2992 is_empty_class (current_class_type).
2994 2016-03-17 Marek Polacek <polacek@redhat.com>
2997 * typeck.c (warn_for_null_address): New function.
2998 (cp_build_binary_op): Call it.
3000 2016-03-16 Jason Merrill <jason@redhat.com>
3003 * decl.c (start_preparsed_function): Don't clobber an empty base.
3005 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3008 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
3009 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
3012 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
3013 set in_base_initializer.
3015 2016-03-15 Marek Polacek <polacek@redhat.com>
3018 * tree.c (strip_typedefs): Call strip_typedefs again on the
3019 DECL_ORIGINAL_TYPE result.
3021 2016-03-15 Jason Merrill <jason@redhat.com>
3024 * pt.c (instantiate_decl): Fix call to variable_template_p.
3027 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
3029 2016-03-14 Casey Carter <casey@carter.net>
3030 Jason Merrill <jason@redhat.com>
3032 P0184R0: Generalizing the Range-Based For Loop
3033 * parser.c (cp_convert_range_for): Set the type of __end separately.
3034 (cp_parser_perform_range_for_lookup): Allow different begin/end
3035 types if they are comparable.
3037 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
3040 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
3041 processing_template_decl and EXPR is a SCOPE_REF.
3043 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
3044 Jakub Jelinek <jakub@redhat.com>
3047 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
3048 return value from cxx_eval_constant_expression from earlier
3049 elements if it is valid constant initializer requiring no
3052 2016-03-10 Marek Polacek <polacek@redhat.com>
3055 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
3057 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
3059 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
3060 when calling c_finish_omp_clauses.
3062 2016-03-08 Jason Merrill <jason@redhat.com>
3064 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
3065 diagnostic for use of "concept".
3066 (cp_parser_requires_clause_opt): And "requires".
3067 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
3068 (cp_parser_explicit_template_declaration): Adjust.
3069 * Make-lang.in (check-c++-all): Add "concepts" to std list.
3071 P0036R0: Unary Folds and Empty Parameter Packs
3072 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
3074 2016-03-08 Jakub Jelinek <jakub@redhat.com>
3077 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
3078 even after the last iteration of the loop.
3080 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
3082 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
3085 * pt.c (get_template_info): Handle PARM_DECL.
3086 (template_class_depth): Check DECL_P instead of
3087 VAR_OR_FUNCTION_DECL_P.
3089 2016-03-05 Jason Merrill <jason@redhat.com>
3092 * constexpr.c (cxx_eval_store_expression): Replace
3093 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
3095 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
3098 * pt.c (template_class_depth): Given a lambda type, iterate
3099 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
3100 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
3103 2016-03-04 Jason Merrill <jason@redhat.com>
3106 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
3107 * init.c (build_vec_delete_1): Set it.
3108 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
3110 2016-03-04 Jakub Jelinek <jakub@redhat.com>
3112 * decl.c (start_preparsed_function): Don't emit start clobber at the
3113 start of constructor clones.
3116 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
3117 * decl.c (start_preparsed_function): Call
3118 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
3119 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
3120 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
3122 2016-03-04 Jason Merrill <jason@redhat.com>
3125 * constexpr.c (cxx_eval_component_reference): Further tweak.
3127 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
3128 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
3129 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
3130 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
3133 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
3136 2016-03-03 Jason Merrill <jason@redhat.com>
3138 * method.c (synthesized_method_walk): operator= can also be constexpr.
3140 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
3141 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
3144 * pt.c (copy_template_args): New.
3145 (tsubst_pack_expansion): Use it.
3147 * call.c (build_aggr_conv): Use get_nsdmi.
3150 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
3153 * constexpr.c (cxx_eval_component_reference): Just return an empty
3154 CONSTRUCTOR for an empty class.
3156 2016-03-01 Jason Merrill <jason@redhat.com>
3159 * parser.c (cp_parser_requires_clause): Call
3160 check_for_bare_parameter_packs.
3163 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
3167 * constexpr.c (cxx_eval_call_expression): Unshare arg.
3168 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
3169 [TARGET_EXPR]: Unshare init.
3171 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
3175 * pt.c (tsubst_baselink): Reinstate the check for an invalid
3178 2016-02-28 Jason Merrill <jason@redhat.com>
3181 * constexpr.c (cxx_eval_store_expression): Unshare init.
3183 2016-02-26 Jason Merrill <jason@redhat.com>
3186 * pt.c (make_argument_pack): New.
3187 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
3188 (tsubst_copy_and_build): Likewise.
3190 2016-02-25 Jason Merrill <jason@redhat.com>
3193 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
3194 * tree.c (build_aggr_init_expr): Set it.
3195 * semantics.c (simplify_aggr_init_expr): Check it.
3196 * cp-gimplify.c (cp_genericize_r): Don't walk into
3197 a call/aggr_init from a thunk.
3200 * method.c (forward_parm): Handle parameter packs.
3201 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
3204 * constexpr.c (cxx_eval_component_reference): Don't complain about
3205 unevaluated empty classes.
3208 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
3210 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
3213 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
3214 (maybe_undo_parenthesized_ref): Declare.
3215 * semantics.c (maybe_undo_parenthesized_ref): Split out from
3217 (finish_call_expr): Use it.
3218 * typeck.c (check_return_expr): Use it.
3219 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
3220 REF_PARENTHESIZED_P flag.
3222 2016-02-24 Jakub Jelinek <jakub@redhat.com>
3225 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
3227 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
3229 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
3230 unless they are folded into INTEGER_CST, error_mark_node or some
3231 comparison with NULL, avoid folding them and use either the original
3232 comparison or non-folded comparison of folded arguments.
3233 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
3234 comparison, don't fold the comparison right away.
3236 2016-02-24 Jason Merrill <jason@redhat.com>
3239 * friend.c (make_friend_class): Likewise.
3240 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
3242 2016-02-24 Jason Merrill <jason@redhat.com>
3245 * pt.c (instantiate_class_template_1): Set
3246 processing_template_decl before substituting friend_type.
3248 016-02-24 Martin Sebor <msebor@redhat.com>
3251 * tree.c (build_ctor_subob_ref): Compare types' main variants
3252 instead of the types as they are.
3254 2016-02-24 Jason Merrill <jason@redhat.com>
3256 * decl.c (start_preparsed_function): Condition ctor clobber on
3257 flag_lifetime_dse > 1.
3259 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
3261 2016-02-19 Jason Merrill <jason@redhat.com>
3264 * call.c (remaining_arguments): No longer static.
3265 * cp-tree.h: Declare it.
3266 * pt.c (more_specialized_fn): Use it.
3268 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3269 Bernd Edlinger <bernd.edlinger@hotmail.de>
3271 * Make-lang.in: Invoke gperf with -L C++.
3272 * cfns.gperf: Remove prototypes for hash and libc_name_p
3274 * cfns.h: Regenerated.
3275 * except.c (nothrow_libfn_p): Adjust.
3277 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3280 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
3281 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
3283 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
3286 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
3288 * semantics.c (finish_call_expr): Don't assume a constructor
3289 call is dependent if only the "this" pointer is dependent. When
3290 building a constructor call, always use a dummy object.
3292 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3295 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
3297 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
3298 operators if folding preserved the binop, just with different
3302 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
3303 attr_spec is always single element chain, chain all the attributes
3304 properly together in the right order.
3306 2016-02-18 Jason Merrill <jason@redhat.com>
3308 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
3310 (mangle_decl): Call maybe_check_abi_tags for function scope.
3311 (mangle_guard_variable): Call maybe_check_abi_tags here.
3312 (write_guarded_var_name): Not here.
3314 2016-02-17 Jason Merrill <jason@redhat.com>
3317 * constexpr.c (build_constexpr_constructor_member_initializers):
3318 Handle an additional STATEMENT_LIST.
3321 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
3324 * decl2.c (reset_type_linkage_2): Look through member templates.
3326 2016-02-17 Jakub Jelinek <jakub@redhat.com>
3329 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
3331 2016-02-17 Jason Merrill <jason@redhat.com>
3334 * method.c (forward_parm): Split out from...
3335 (add_one_base_init): ...here.
3336 * lambda.c (maybe_add_lambda_conv_op): Use it.
3338 2016-02-16 Jason Merrill <jason@redhat.com>
3342 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
3343 tree.c, typeck2.c: Revert earlier changes.
3344 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
3345 non-type templates after -> or .
3347 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3350 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
3352 2016-02-16 Jason Merrill <jason@redhat.com>
3355 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
3356 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
3357 * name-lookup.h: Adjust.
3359 2016-02-16 James Norris <jnorris@codesourcery.com>
3361 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
3362 * semantics.c (finish_omp_clauses): Add deviceptr checking.
3364 2016-02-15 Jakub Jelinek <jakub@redhat.com>
3367 * init.c (expand_default_init): Only call reshape_init
3368 in the direct-initialization from an initializer list case.
3370 2016-02-15 Jason Merrill <jason@redhat.com>
3373 * semantics.c (finish_call_expr): Implicit 'this' does not make
3375 * search.c (any_dependent_bases_p): Split out...
3376 * name-lookup.c (do_class_using_decl): ...from here.
3377 * call.c (build_new_method_call_1): Don't complain about missing object
3378 if there are dependent bases. Tweak error.
3379 * tree.c (non_static_member_function_p): Remove.
3380 * pt.c (type_dependent_expression_p): A member template of a
3381 dependent type is dependent.
3382 * cp-tree.h: Adjust.
3385 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
3387 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
3390 * pt.c (lookup_and_finish_template_variable): New function,
3392 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
3393 (tsubst_qualified_id): Consider that EXPR might be a variable
3395 * typeck.c (check_template_keyword): Don't emit an error
3396 if DECL is a variable template.
3398 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3400 * error.c: Spelling fixes - behaviour -> behavior and
3401 neighbour -> neighbor.
3403 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
3405 * init.c (build_delete): Likewise.
3407 2016-02-11 Jakub Jelinek <jakub@redhat.com>
3410 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
3411 arguments for -Waddress warning. Fix up formatting.
3413 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
3416 * pt.c (lookup_template_class_1): Check tsubst return value for
3419 2016-02-10 Jason Merrill <jason@redhat.com>
3422 * pt.c (resolve_nondeduced_context): Add complain parm.
3423 (do_auto_deduction): Pass it.
3424 * cvt.c (convert_to_void): Likewise.
3425 * decl.c (cp_finish_decl): Likewise.
3426 * init.c (build_new): Likewise.
3427 * rtti.c (get_tinfo_decl_dynamic): Likewise.
3428 * semantics.c (finish_decltype_type): Likewise.
3429 * typeck.c (decay_conversion): Likewise.
3430 * cp-tree.h: Adjust declaration.
3431 * call.c (standard_conversion): Add complain parm, pass it along.
3432 (implicit_conversion): Pass it.
3435 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
3436 (lookup_name_real_1): Likewise.
3437 (remove_hidden_names): Handle non-functions too.
3440 * parser.c (cp_parser_lookup_name): When looking for a template
3441 after . or ->, only consider class templates.
3442 (cp_parser_postfix_dot_deref_expression): Handle the current
3443 instantiation. Remember a dependent object expression.
3444 * typeck2.c (build_x_arrow): Handle the current instantiation.
3446 * ptree.c (debug_tree): Implement for cp_expr.
3448 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3451 * parser.c (cp_parser_simple_type_specifier): Make the check
3452 for disambiguating between an 'auto' placeholder and an implicit
3453 template parameter more robust.
3455 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3459 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
3460 setting its TREE_USED flag.
3462 2016-02-08 Jason Merrill <jason@redhat.com>
3465 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
3468 2016-02-08 Jakub Jelinek <jakub@redhat.com>
3471 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
3472 of the DECL_OMP_DECLARE_REDUCTION_P decls.
3474 2016-02-08 Marek Polacek <polacek@redhat.com>
3477 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
3478 Call clear_fold_cache.
3479 * cp-tree.h: Adjust declaration.
3480 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
3481 rather than clear_cv_cache and clear_fold_cache.
3482 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
3484 2016-02-08 Jason Merrill <jason@redhat.com>
3486 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
3487 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
3488 (ocp_convert): Use *_maybe_fold.
3489 (cp_convert_to_pointer): Add dofold parameter.
3490 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
3492 2016-02-05 Martin Sebor <msebor@redhat.com>
3495 * init.c (find_field_init): New function.
3496 (warn_placement_new_too_small): Call it. Handle one-element arrays
3497 at ends of structures special.
3499 2016-02-05 Jason Merrill <jason@redhat.com>
3502 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
3503 make sure we've seen_error().
3505 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
3508 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
3509 if lookup_fnfields returns NULL_TREE and the name being looked
3510 up has the form A::A.
3512 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
3514 * constexpr.c (cxx_eval_binary_expression): Fold equality
3515 comparisons involving PTRMEM_CSTs.
3517 2016-02-04 Jakub Jelinek <jakub@redhat.com>
3519 * class.c (find_flexarrays): Don't declare dom variable.
3520 (diagnose_flexarray): Likewise.
3522 2016-02-02 Martain Sebor <msebor@redhat.com>
3529 * class.c (walk_subobject_offsets): Avoid testing the upper bound
3530 of a flexible array member for equality to null.
3531 (find_flexarrays): Remove spurious whitespace introduced in r231665.
3532 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
3533 (check_flexarrays): Same.
3534 * decl.c (compute_array_index_type): Avoid special case for flexible
3536 (grokdeclarator): Avoid calling compute_array_index_type for flexible
3538 * error.c (dump_type_suffix): Revert changes introduced in r231665
3539 and rendered unnecessary by the changes above.
3540 * pt.c (tsubst): Same.
3541 * tree.c (build_ctor_subob_ref): Handle flexible array members.
3542 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
3543 (process_init_constructor_array): Same.
3544 (process_init_constructor_record): Same.
3546 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
3549 * pt.c (try_one_overload): Handle comparing argument packs so
3550 that there is no conflict if we deduced more arguments of an
3551 argument pack than were explicitly specified.
3553 2016-01-31 Jakub Jelinek <jakub@redhat.com>
3554 Jason Merrill <jason@redhat.com>
3557 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
3558 function type if nothing is changing.
3560 2016-01-31 Jason Merrill <jason@redhat.com>
3563 * pt.c (partial_specialization_p, impartial_args): New.
3564 (instantiate_decl): Call impartial_args.
3566 * mangle.c (maybe_check_abi_tags): New.
3567 (write_guarded_var_name): Call it.
3568 (mangle_ref_init_variable): Call check_abi_tags.
3570 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
3571 between template and instantiation.
3573 2016-01-29 Jakub Jelinek <jakub@redhat.com>
3576 * decl.c (wrapup_globals_for_namespace): Warn about unused static
3577 function declarations.
3579 2016-01-29 Marek Polacek <polacek@redhat.com>
3583 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
3584 out of bound" error earlier.
3585 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
3588 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
3590 * name-lookup.c (begin_scope): After reusing a cp_binding_level
3591 structure, update free_binding_level before the structure's
3592 level_chain field gets cleared, not after.
3594 2016-01-28 Jason Merrill <jason@redhat.com>
3597 * search.c (dfs_walk_once, dfs_walk_once_r)
3598 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
3599 hash_set instead of BINFO_MARKED.
3600 (dfs_unmark_r): Remove.
3602 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
3605 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
3606 (cp_lexer_debugging_p): Use it.
3607 (cp_lexer_start_debugging): Likewise.
3608 (cp_lexer_stop_debugging): Likewise.
3610 2016-01-27 Marek Polacek <polacek@redhat.com>
3613 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
3614 needed. Add -Wsign-compare warning.
3616 2016-01-27 Ryan Burn <contact@rnburn.com>
3619 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
3620 superfluous post_p argument in call to
3621 cilk_gimplify_call_params_in_spawned_fn.
3623 2016-01-27 Marek Polacek <polacek@redhat.com>
3626 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
3627 wrapped in NOP_EXPRs.
3629 2016-01-27 Martin Sebor <msebor@redhat.com>
3632 * mangle.c (mangle_decl): Reference the correct (saved) version
3633 of the ABI in -Wabi diagnostics.
3635 2016-01-27 Marek Polacek <polacek@redhat.com>
3638 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
3639 elements of the array.
3641 2016-01-26 Jason Merrill <jason@redhat.com>
3644 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
3645 (cxx_eval_call_expression): Don't look through clones.
3646 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
3647 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
3648 maybe-in-charge *tor.
3650 2016-01-26 Jason Merrill <jason@redhat.com>
3653 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
3654 and TREE_SIDE_EFFECTS.
3655 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
3656 verify_constructor_flags.
3658 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3661 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
3662 return error_mark_node instead of building trees with error_mark_node
3665 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3668 * error.c (print_instantiation_partial_context_line): Add missing
3669 newlines from output for the t == NULL case.
3670 (print_instantiation_partial_context): Remove call to pp_newline.
3672 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
3675 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3680 * decl.c (grokdeclarator): Don't decay array parameter type to
3681 a pointer type if it's dependent.
3682 (grokparms): Invoke strip_top_quals instead of directly invoking
3683 cp_build_qualified_type.
3684 * pt.c (decay_dependent_array_parm_type): New static function.
3685 (type_unification_real): Call decay_dependent_array_parm_type
3686 to decay a dependent array parameter type to its corresponding
3687 pointer type before unification.
3688 (more_specialized_fn): Likewise.
3689 (get_bindings): Likewise.
3690 * tree.c (cp_build_qualified_type): Trivial typofix in
3693 2016-01-23 Martin Sebor <msebor@redhat.com>
3697 * decl2.c (is_late_template_attribute): Handle dependent argument
3698 to attribute align and attribute vector_size.
3700 2016-01-21 Jason Merrill <jason@redhat.com>
3703 * lambda.c (lambda_capture_field_type): Handle 'this' specially
3704 for init-capture, too.
3707 * decl.c (type_is_deprecated): Don't look into a typedef.
3711 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
3714 * decl.c (start_enum): Add attributes parameter.
3715 * parser.c (cp_parser_enum_specifier): Pass it.
3716 * pt.c (lookup_template_class_1): Pass it.
3717 * cp-tree.h: Adjust.
3719 2016-01-19 Jason Merrill <jason@redhat.com>
3722 * pt.c (convert_template_argument): Handle VAR_DECL properly.
3724 2016-01-19 Marek Polacek <polacek@redhat.com>
3727 * constexpr.c (clear_cv_cache): New.
3728 * cp-gimplify.c (clear_fold_cache): New.
3729 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
3730 * decl.c (finish_enum_value_list): Call them.
3733 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
3735 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3740 * decl.c (grokdeclarator): Don't decay array parameter type to
3741 a pointer type if it's dependent.
3742 (grokparms): Invoke strip_top_quals instead of directly invoking
3743 cp_build_qualified_type.
3744 * pt.c (decay_dependent_array_parm_type): New static function.
3745 (type_unification_real): Call decay_dependent_array_parm_type
3746 to decay a dependent array parameter type to its corresponding
3747 pointer type before unification.
3748 (more_specialized_fn): Likewise.
3749 (get_bindings): Likewise.
3750 * tree.c (cp_build_qualified_type): Trivial typofix in
3753 2016-01-18 Jason Merrill <jason@redhat.com>
3755 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
3757 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
3760 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
3761 (contains_label_1, contains_label_p): Remove.
3763 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3766 * pt.c (type_dependent_expression_p): For a function template
3767 specialization, a type is dependent iff any of its template
3770 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3772 * cp-array-notation.c (cp_expand_cond_array_notations): Return
3773 error_mark_node only if find_rank failed, not if it was
3776 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3779 * tree.c (build_min_non_dep_call_vec): Don't retain the
3780 KOENIG_LOOKUP_P flag of the non-dependent expression that's
3782 (build_min_non_dep_op_overload): Instead, do it here.
3784 2016-01-15 Jakub Jelinek <jakub@redhat.com>
3787 * parser.h (cp_token): Remove pragma_kind field. Add comment
3788 with number of unused bits.
3789 * parser.c (eof_token): Remove pragma_kind field initializer.
3790 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
3791 field, don't clear CPP_PRAGMA u.value.
3792 (cp_parser_pragma_kind): New function.
3793 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
3794 cp_parser_omp_construct, cp_parser_initial_pragma,
3795 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
3798 2016-01-15 Jason Merrill <jason@redhat.com>
3801 * call.c (build_cxx_call): Use fold_non_dependent_expr.
3803 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
3807 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
3808 array/function-to-pointer conversion. Call
3809 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
3810 * call.c (convert_like_real): Print call context if
3811 decay_conversion errors.
3813 2016-01-14 Tom de Vries <tom@codesourcery.com>
3815 PR tree-optimization/68773
3816 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
3819 2016-01-14 Jason Merrill <jason@redhat.com>
3822 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
3824 2016-01-12 Marek Polacek <polacek@redhat.com>
3827 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
3828 error_at and adjust the return value.
3830 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3834 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
3835 GS_ERROR whenever seen_error (), only if *expr_p contains
3836 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
3840 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
3842 2016-01-11 Jason Merrill <jason@redhat.com>
3845 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
3846 (process_subob_fn): Likewise. Don't consider triviality if true.
3847 (synthesize_method_walk): Pass it.
3849 2016-01-11 David Malcolm <dmalcolm@redhat.com>
3852 * parser.c (cp_parser_postfix_expression): Initialize
3853 close_paren_loc to UNKNOWN_LOCATION; only use it if
3854 it has been written to by
3855 cp_parser_parenthesized_expression_list.
3856 (cp_parser_parenthesized_expression_list): Document the behavior
3857 with respect to the CLOSE_PAREN_LOC param.
3859 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3862 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
3863 folded operands have side-effects, but folding changed any of them,
3864 build a new tree with the folded operands instead of returning the
3867 2016-01-09 Marek Polacek <polacek@redhat.com>
3870 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
3872 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3875 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
3877 2016-01-08 Jason Merrill <jason@redhat.com>
3880 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
3883 2016-01-08 Marek Polacek <polacek@redhat.com>
3886 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
3888 2016-01-08 Jason Merrill <jason@redhat.com>
3890 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
3895 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
3896 TREE_ADDRESSABLE type.
3900 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
3902 2016-01-05 Nathan Sidwell <nathan@acm.org>
3905 * pt.c (build_non_dependent_expr): Don't try a checking fold when
3908 2016-01-04 Jakub Jelinek <jakub@redhat.com>
3910 Update copyright years.
3912 Copyright (C) 2016 Free Software Foundation, Inc.
3914 Copying and distribution of this file, with or without modification,
3915 are permitted in any medium without royalty provided the copyright
3916 notice and this notice are preserved.