1 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
3 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
4 (FOR_EACH_CLONE): Update.
5 * decl.c (grokdeclarator): Use it.
6 * decl2.c (vague_linkage_p): Likewise.
7 * mangle.c (mangle_decl): Likewise.
8 * method.c (lazily_declare_fn): Likewise.
9 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
10 * repo.c (repo_emit_p): Likewise.
11 * tree.c (decl_linkage): Likewise.
13 2018-05-14 Jason Merrill <jason@redhat.com>
15 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
16 * tree.c (build_cp_fntype_variant): New.
17 (build_ref_qualified_type, build_exception_variant)
18 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
19 (cxx_type_hash_eq, cp_check_qualified_type): Check
20 TYPE_HAS_LATE_RETURN_TYPE.
21 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
22 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
23 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
24 (adjust_clone_args): Likewise.
25 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
26 build_cp_fntype_variant.
27 (grokdeclarator): Pass late_return_type_p to grokfndecl.
28 (check_function_type): Use cxx_copy_lang_qualifiers.
29 (static_fn_type): Use cxx_copy_lang_qualifiers.
30 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
31 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
32 (change_return_type): Use cxx_copy_lang_qualifiers.
33 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
34 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
35 return type on the declarator like a normal trailing return type.
36 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
37 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
38 * typeck.c (merge_types): Use build_cp_fntype_variant.
40 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
42 * cp-tree.h (TYPE_REF_P): New.
43 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
44 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
45 direct_reference_binding, reference_binding, implicit_conversion,
46 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
47 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
48 build_over_call, perform_implicit_conversion_flags,
49 extend_ref_init_temps, type_has_extended_temps): Use it.
50 * class.c (one_inheriting_sig, check_field_decls,
51 check_bases_and_members, find_flexarrays, finish_struct,
52 fixed_type_or_null): Likewise.
53 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
54 non_const_var_error, cxx_eval_constant_expression,
55 potential_constant_expression_1): Likewise.
56 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
57 cp_genericize_r, cxx_omp_privatize_by_reference,
58 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
59 cp_fold_maybe_rvalue): Likewise.
60 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
61 * cvt.c (build_up_reference, convert_to_reference,
62 convert_from_reference, convert_to_void, noexcept_conv_p,
63 fnptr_conv_p): Likewise.
64 * decl.c (poplevel, check_for_uninitialized_const_var,
65 check_initializer, initialize_local_var, cp_finish_decl,
66 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
67 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
68 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
69 decl_maybe_constant_var_p): Likewise.
70 * error.c (dump_type_prefix, dump_expr): Likewise.
71 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
72 is_admissible_throw_operand_or_catch_parameter): Likewise.
73 * expr.c (mark_use): Likewise.
74 * init.c (build_zero_init_1, build_value_init_noctor,
75 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
76 build_new, build_delete): Likewise.
77 * lambda.c (build_lambda_object): Likewise.
78 * mangle.c (write_expression, write_template_arg): Likewise.
79 * method.c (forward_parm, do_build_copy_constructor,
80 do_build_copy_assign, build_stub_object, constructible_expr,
81 walk_field_subobs): Likewise.
82 * parser.c (cp_parser_omp_for_loop_init,
83 cp_parser_omp_declare_reduction_exprs,
84 cp_parser_omp_declare_reduction): Likewise.
85 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
86 convert_template_argument, tsubst_pack_expansion,
87 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
88 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
89 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
90 value_dependent_expression_p, build_deduction_guide): Likewise.
91 * semantics.c (finish_handler_parms, finish_non_static_data_member,
92 finish_compound_literal, omp_privatize_field,
93 handle_omp_array_sections_1, handle_omp_array_sections,
94 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
95 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
96 finish_omp_clauses, finish_decltype_type, capture_decltype,
97 finish_builtin_launder): Likewise.
98 * tree.c (lvalue_kind, cp_build_reference_type, move,
99 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
100 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
101 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
102 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
103 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
104 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
105 convert_for_initialization,
106 maybe_warn_about_returning_address_of_local, check_return_expr,
107 cp_type_quals, casts_away_constness, non_reference): Likewise.
108 * typeck2.c (cxx_readonly_error, store_init_value,
109 process_init_constructor_record, build_x_arrow, build_functional_cast,
110 add_exception_specifier): Likewise.
112 2018-05-14 Jason Merrill <jason@redhat.com>
114 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
115 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
117 2018-05-11 Jakub Jelinek <jakub@redhat.com>
120 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
121 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
122 cxx_omp_predetermined_sharing_1. Rename old function to ...
123 (cxx_omp_predetermined_sharing_1): ... this.
124 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
125 instead of cxx_omp_predetermined_sharing.
127 2018-05-10 Jason Merrill <jason@redhat.com>
129 * decl.c (cp_finish_decl): Don't instantiate auto variable.
130 (check_static_variable_definition): Allow auto.
131 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
133 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
134 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
136 Core issue 2310 - conversion to base of incomplete type.
137 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
139 CWG 2267 - list-initialization of reference temporary
140 * call.c (reference_binding): List-initializing a reference
141 temporary is copy-list-initialization.
143 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
145 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
146 instantiation in template context.
148 * class.c (vbase_has_user_provided_move_assign): Use
151 * lambda.c (lambda_expr_this_capture): Improve logic.
153 * decl.c (make_typename_type): s/parameters/arguments/.
154 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
155 * pt.c (make_pack_expansion): Correct error message.
157 2018-05-10 Jakub Jelinek <jakub@redhat.com>
160 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
161 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
164 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
167 * decl2.c (adjust_var_decl_tls_model): New static function.
168 (comdat_linkage): Call it on a variable.
169 (maybe_make_one_only): Likewise.
171 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
175 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
178 * parser.c (cp_parser_parameter_declaration_list): When the
179 entire parameter-declaration-list is erroneous maybe call
180 abort_fully_implicit_template.
182 2018-05-08 Jason Merrill <jason@redhat.com>
184 PR c++/85706 - class deduction under decltype
185 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
186 *walk_subtrees whether or not we walked into the operand.
187 (type_uses_auto): Only look at deduced contexts.
189 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
192 * parser.c (cp_parser_parameter_declaration_list): When the
193 entire parameter-declaration-list is erroneous maybe call
194 abort_fully_implicit_template.
196 2018-05-08 Marek Polacek <polacek@redhat.com>
199 * semantics.c (finish_if_stmt_cond): See through typedefs.
201 2018-05-07 Jason Merrill <jason@redhat.com>
203 PR c++/85646 - lambda visibility.
204 * decl2.c (determine_visibility): Don't mess with template arguments
205 from the containing scope.
206 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
209 2018-05-07 Nathan Sidwell <nathan@acm.org>
212 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
213 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
214 (SET_DECL_SHADOWED_FOR_VAR): Delete.
215 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
216 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
218 * name-lookup.h (struct cp_binding_level): Remove
219 dead_vars_from_for field.
220 * cp-lang.c (cp_init_ts): Delete.
221 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
222 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
223 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
224 (init_shadowed_var_for_decl): Delete.
225 * decl.c (poplevel): Remove shadowed for var handling.
226 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
227 * name-lookup.c (find_local_binding): Remove shadowed for var
229 (check_local_shadow): Likewise.
230 (check_for_out_of_scope_variable): Delete.
231 * parser.c (cp_parser_primary_expression): Remove shadowed for var
233 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
234 * semantics.c (begin_for_scope): Always have a scope.
235 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
236 (begin_range_for_stmt, finish_id_expression): Likewise.
238 2018-05-07 Jason Merrill <jason@redhat.com>
240 PR c++/85618 - ICE with initialized VLA.
241 * tree.c (vla_type_p): New.
242 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
243 rather than array_of_runtime_bound_p.
245 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
247 * cvt.c (ocp_convert): Early handle the special case of a
248 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
250 2018-05-03 Jason Merrill <jason@redhat.com>
252 PR c++/85600 - virtual delete failure.
253 * init.c (build_delete): Always save_expr when deleting.
255 2018-05-03 Nathan Sidwell <nathan@acm.org>
257 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
258 * name-lookup.c (do_pushdecl): Likewise.
260 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
261 Jason Merrill <jason@redhat.com>
264 * name-lookup.c (check_local_shadow): Don't handle static old
265 declarations in the block handling locals shadowing locals.
267 2018-05-01 Jason Merrill <jason@redhat.com>
269 PR c++/85587 - error with scoped enum in template.
270 * semantics.c (finish_qualified_id_expr): Don't return an
271 unqualified IDENTIFIER_NODE.
273 2018-04-30 Jason Merrill <jason@redhat.com>
275 PR c++/85580 - extern "C" and local variables
276 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
278 PR c++/84701 - unsigned typeof.
279 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
280 of long/short/signed/unsigned.
282 PR c++/85305 - pack in lambda init-capture.
283 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
284 check_for_bare_parameter_packs in a subexpression.
285 (cp_parser_lambda_introducer): Use it.
287 PR c++/61982 - dead stores to destroyed objects.
288 * call.c (build_trivial_dtor_call): New, assigns a clobber.
289 (build_over_call, build_special_member_call): Use it.
290 * cp-tree.h: Declare it.
291 * init.c (build_delete): Remove trivial path.
293 * init.c (build_dtor_call): Use build_special_member_call.
294 (build_delete): Remove redundant uses of save_addr.
296 * decl.c (build_clobber_this): Use build_clobber.
298 2018-04-27 Jakub Jelinek <jakub@redhat.com>
301 * init.c (build_zero_init_1): For zero initialization of
302 NULLPTR_TYPE_P type use build_int_cst directly.
304 2018-04-27 David Malcolm <dmalcolm@redhat.com>
307 * name-lookup.c (consider_binding_level): Skip compiler-generated
309 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
310 nested if statements into a series of rejection tests. Reject
311 lambda-ignored entities as suggestions.
313 2018-04-27 Jason Merrill <jason@redhat.com>
315 * cvt.c (cp_fold_convert): Use convert_ptrmem.
316 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
318 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
321 * decl.c (grokdeclarator): Clear friendp upon definition in local
322 class definition error.
324 2018-04-27 Jason Merrill <jason@redhat.com>
326 PR c++/85545 - ICE with noexcept PMF conversion.
327 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
329 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
331 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
333 2018-04-27 Nathan Sidwell <nathan@acm.org>
335 * typeck.c (convert_ptrmem): Move local var decls to initialization.
337 * cp-tree.h (TEMPLATE_INFO): Fix comments.
338 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
339 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
340 (dump, print_other_binding_stacks): Remove declarations.
341 * name-lookup.c (print_other_binding_stack): Make static.
342 * pt.c (build_template_decl): Make static.
344 2018-04-26 Jason Merrill <jason@redhat.com>
346 PR c++/85545 - ICE with noexcept PMF conversion.
347 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
349 2018-04-25 Nathan Sidwell <nathan@acm.org>
353 * cp-tree.h (REINTERPRET_CAST_P): New.
354 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
355 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
356 for non-trivial PTRMEM_CST cases.
357 * typeck.c (build_nop_reinterpret): New.
358 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
359 NOP_EXPRs returned by cp_convert.
361 2018-04-23 Jason Merrill <jason@redhat.com>
363 PR c++/69560 - wrong alignof(double) on x86.
364 CWG 1879 - Inadequate definition of alignment requirement.
365 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
366 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
367 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
368 (cxx_alignof_expr): Pass it.
369 * parser.c (cp_parser_unary_expression): Pass it.
370 * pt.c (tsubst_copy): Copy it.
371 (tsubst_copy_and_build): Pass it.
372 * decl.c (fold_sizeof_expr): Pass it.
374 2018-04-23 Jakub Jelinek <jakub@redhat.com>
375 Jason Merrill <jason@redhat.com>
377 PR c++/85470 - wrong error with static data member.
378 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
379 * typeck2.c (store_init_value): Likewise.
381 2018-04-20 Jakub Jelinek <jakub@redhat.com>
384 * cp-tree.h (tinst_level): Remove in_system_header_p member,
385 change refcount member from unsigned char to unsigned short,
386 add refcount_infinity static data member, adjust comments.
387 * pt.c (tinst_level::refcount_infinity): Define.
388 (inc_refcount_use): Remove assert, don't increment if refcount
389 is already refcount_infinity, adjust comment.
390 (dec_refcount_use): Remove assert, don't decrement if refcount
391 is refcount_infinity, adjust comment.
392 (push_tinst_level_loc): Formatting fix.
394 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
397 * pt.c (lookup_template_class_1): Check pushtag return value for
400 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
403 * cp-tree.h (tinst_level::free): Fix whitespace.
405 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
408 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
411 2018-04-18 Jakub Jelinek <jakub@redhat.com>
414 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
415 tricks from here to ...
416 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
417 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
419 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
422 * cp-tree.h (struct tinst_level): Split decl into tldcl and
423 targs. Add private split_list_p, tree_list_p, and not_list_p
424 inline const predicates; to_list private member function
425 declaration; free public member function declaration; list_p,
426 get_node and maybe_get_node accessors, and refcount data
427 member. Narrow errors to unsigned short.
428 * error.c (print_instantiation_full_context): Use new
430 (print_instantiation_partial_context_line): Likewise. Drop
431 const from tinst_level-typed parameter.
432 * mangle.c (mangle_decl_string): Likewise.
433 * pt.c (freelist): New template class.
434 (tree_list_freelist_head): New var.
435 (tree_list_freelist): New fn, along with specializations.
436 (tinst_level_freelist_head): New var.
437 (pending_template_freelist_head): Likewise.
438 (tinst_level_freelist, pending_template_freelist): New fns.
439 (tinst_level::to_list, tinst_level::free): Define.
440 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
441 (set_refcount_ptr): New template fn.
442 (add_pending_template): Adjust for refcounting, freelists and
444 (neglectable_inst_p): Take a NULL d as a non-DECL.
445 (limit_bad_template_recursion): Use new accessors.
446 (push_tinst_level): New overload to create the list.
447 (push_tinst_level_loc): Make it static, split decl into two
448 args, adjust tests and initialization to cope with split
449 lists, use freelist, adjust for refcounting.
450 (push_tinst_level_loc): New wrapper with the old interface.
451 (pop_tinst_level): Adjust for refcounting.
452 (record_last_problematic_instantiation): Likewise.
453 (reopen_tinst_level): Likewise. Use new accessors.
454 (instantiate_alias_template): Adjust for split list.
455 (fn_type_unification): Likewise.
456 (get_partial_spec_bindings): Likewise.
457 (instantiate_pending_templates): Use new accessors. Adjust
458 for refcount. Release pending_template to freelist.
459 (instantiating_current_function_p): Use new accessors.
461 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
464 * parser.c (cp_parser_builtin_offset): Reject type definitions.
465 * mangle.c (nested_anon_class_index): Avoid crash returning -1
466 if we've seen errors.
468 2018-04-12 David Malcolm <dmalcolm@redhat.com>
471 * name-lookup.c (macro_use_before_def::maybe_make): New function,
472 checking that the use is indeed before the definition.
473 (macro_use_before_def::macro_use_before_def): Make private.
474 (macro_use_before_def::~macro_use_before_def): Make private. Move
475 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
476 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
477 than using new directly.
479 2018-04-12 Jason Merrill <jason@redhat.com>
481 PR c++/85356 - ICE with pointer to member function.
482 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
483 flag_noexcept_type. Build the new spec within the function context.
484 * except.c (build_noexcept_spec): Do get constant value in templates
485 if flag_noexcept_type.
486 * decl.c (check_redeclaration_exception_specification): Don't
487 instantiate noexcept on a dependent declaration.
489 2018-04-12 Marek Polacek <polacek@redhat.com>
492 * constexpr.c (reduced_constant_expression_p): Return false for null
495 2018-04-11 Marek Polacek <polacek@redhat.com>
498 * constexpr.c (potential_constant_expression_1): Consider conversions
499 from classes to literal types potentially constant.
501 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
504 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
505 the type like TYPE_PTR_OR_PTRMEM_P.
507 2018-04-10 Jason Merrill <jason@redhat.com>
509 PR debug/65821 - wrong location for main().
510 * call.c (clear_location_r, convert_default_arg): Revert.
511 * tree.c (break_out_target_exprs): Add clear_location parm.
512 (struct bot_data): New.
513 (bot_manip): Clear location if requested.
514 * init.c (get_nsdmi): Pass clear_location.
516 2018-04-10 David Malcolm <dmalcolm@redhat.com>
519 * call.c (get_fndecl_argument_location): Make non-static.
520 * cp-tree.h (get_fndecl_argument_location): New decl.
521 * typeck.c (convert_for_assignment): When complaining due to
522 conversions for an argument, show the location of the parameter
525 2018-04-10 Jakub Jelinek <jakub@redhat.com>
527 PR c++/85312 - P0962 cleanup
528 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
531 2018-04-10 Jason Merrill <jason@redhat.com>
533 PR debug/65821 - wrong location for main().
534 * call.c (clear_location_r): New.
535 (convert_default_arg): Use it.
536 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
538 PR c++/85285 - ICE with flexible array after substitution.
539 * pt.c (instantiate_class_template_1): Check for flexible array in
542 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
545 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
546 issue a pedwarn and defer trying to do bindings.
548 2018-04-09 Jason Merrill <jason@redhat.com>
550 PR c++/85279 - dump_expr doesn't understand decltype.
551 * error.c (dump_expr): Handle DECLTYPE_TYPE.
553 PR c++/85262 - ICE with redundant qualification on constructor.
554 * call.c (build_new_method_call_1): Move make_args_non_dependent
555 after A::A() handling.
557 PR c++/85277 - ICE with invalid offsetof.
558 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
559 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
561 PR c++/85264 - ICE with excess template-parameter-list.
562 * parser.c (cp_parser_check_template_parameters): Add template_id_p
563 parameter. Don't allow an extra template header if true.
564 (cp_parser_class_head): Pass template_id_p.
565 (cp_parser_elaborated_type_specifier): Likewise.
566 (cp_parser_alias_declaration): Likewise.
567 (cp_parser_check_declarator_template_parameters): Likewise.
569 2018-04-09 Jakub Jelinek <jakub@redhat.com>
572 * parser.c (cp_parser_simple_declaration): For structured bindings,
573 if *maybe_range_for_decl is NULL after parsing it, set it to
576 2018-04-09 Jason Merrill <jason@redhat.com>
578 PR c++/85256 - ICE capturing pointer to VLA.
579 * lambda.c (add_capture): Distinguish between variable-size and
580 variably-modified types.
582 2018-04-06 Jason Merrill <jason@redhat.com>
584 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
585 * pt.c (extract_locals_r): Remember local typedefs.
587 2018-04-06 David Malcolm <dmalcolm@redhat.com>
590 * name-lookup.c (struct std_name_hint): Move out of
591 get_std_name_hint; add field "min_dialect".
592 (get_std_name_hint): Add min_dialect values to all initializers.
593 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
594 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
595 <shared_mutex>, <string_view>, <thread>, and <variant>.
596 Add fstream, ifstream, and ofstream to <fstream>.
597 Add istringstream, ostringstream, and stringstream to <sstream>.
598 Add basic_string to <string>.
599 Add tuple_element and tuple_size to <tuple>.
600 Add declval to <utility>.
601 Fix ordering of <queue> and <tuple>.
602 Return a std_name_hint, rather than a const char *.
603 (get_cxx_dialect_name): New function.
604 (maybe_suggest_missing_std_header): Detect names that aren't yet
605 available in the current dialect, and instead of suggesting a
606 missing #include, warn about the dialect.
608 2018-04-06 Jakub Jelinek <jakub@redhat.com>
611 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
612 errorcount is set if tsubst doesn't return a VAR_DECL.
614 2018-04-06 David Malcolm <dmalcolm@redhat.com>
617 * name-lookup.c (using_directives_contain_std_p): New function.
618 (has_using_namespace_std_directive_p): New function.
619 (suggest_alternatives_for): Simplify if/else logic using early
620 returns. If no candidates were found, and there's a
621 "using namespace std;" directive, call
622 maybe_suggest_missing_std_header.
623 (maybe_suggest_missing_header): Split later part of the function
625 (maybe_suggest_missing_std_header): New.
627 2018-04-06 Jason Merrill <jason@redhat.com>
629 PR c++/85242 - ICE with class definition in template parm.
630 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
631 processing_template_parmlist.
633 PR c++/85240 - LTO ICE with using of undeduced auto fn.
634 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
636 2018-04-05 Jakub Jelinek <jakub@redhat.com>
639 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
640 is not prev, if prev == decl.
643 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
644 maybe_apply_pragma_weak here...
645 (cp_maybe_mangle_decomp): ... but call it here instead.
647 2018-04-05 Jason Merrill <jason@redhat.com>
649 PR c++/85136 - ICE with designated init in template.
650 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
651 designated initializer.
652 (check_array_designated_initializer): Update ce->index with the
655 PR c++/83808 - ICE with VLA initialization.
656 * typeck2.c (process_init_constructor_array): Don't require a VLA
657 initializer to have VLA type.
659 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
662 * call.c (convert_like_real): Fail gracefully for a broken
663 std::initializer_list, missing a definition.
665 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
667 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
670 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
671 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
673 2018-04-05 Jason Merrill <jason@redhat.com>
675 PR c++/82152 - ICE with class deduction and inherited ctor.
676 * pt.c (do_class_deduction): Ignore inherited ctors.
678 PR c++/84665 - ICE with array of empty class.
679 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
681 PR c++/85228 - ICE with lambda in enumerator in template.
682 * pt.c (bt_instantiate_type_proc): Don't assume
683 CLASSTYPE_TEMPLATE_INFO is non-null.
685 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
688 * decl.c (find_decomp_class_base): Check accessibility instead
689 of declared access, adjust diagnostic.
691 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
694 * decl.c (get_tuple_decomp_init): Check the templatedness
697 2018-04-05 Jason Merrill <jason@redhat.com>
699 PR c++/85200 - ICE with constexpr if in generic lambda.
700 * pt.c (extract_locals_r): Don't record the local specs of variables
701 declared within the pattern.
703 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
706 * pt.c (check_auto_in_tmpl_args): New.
707 (tsubst_qualified_id): Use it to reject template args
708 referencing auto for non-type templates.
709 * parser.c (cp_parser_template_id): Likewise.
710 * cp-tree.h (check_auto_in_tmpl_args): Declare.
711 * typeck2.c (build_functional_cast): Report correct location
712 for invalid use of auto.
714 2018-04-04 Jason Merrill <jason@redhat.com>
716 PR c++/85215 - ICE with copy-init from conversion.
717 * call.c (merge_conversion_sequences): Fix type of direct binding
720 PR c++/84938 - ICE with division by ~-1.
721 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
723 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
724 * parser.c (cp_parser_mem_initializer_list): Call
725 check_for_bare_parameter_packs.
727 2018-04-04 Jakub Jelinek <jakub@redhat.com>
730 * constexpr.c (cxx_eval_builtin_function_call): For calls to
731 builtin_valid_in_constant_expr_p functions, don't call
732 cxx_eval_constant_expression if argument is not
733 potential_constant_expression.
736 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
738 * semantics.c (calculate_bases): Add complain argument. Use
739 complete_type_or_maybe_complain instead of just complete_type and
740 return an empty vector if it fails. Move make_tree_vector () call
741 after early return. Formatting fixes.
742 (calculate_direct_bases): Likewise. Call release_tree_vector at the
744 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
745 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
746 calculate_direct_bases callers, formatting fixes.
748 2018-04-04 Jason Merrill <jason@redhat.com>
750 PR c++/85006 - -fconcepts ICE with A<auto...> return type
751 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
753 PR c++/85200 - ICE with constexpr if in generic lambda.
754 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
756 PR c++/84221 - bogus -Wunused with attribute and template.
757 * decl2.c (is_late_template_attribute): Handle unused and used
758 normally on non-TYPE_DECL.
760 PR c++/85135 - ICE with omitted template arguments.
761 * decl.c (grokdeclarator): Catch deduced class type in trailing
764 PR c++/85133 - ICE with missing concept initializer.
765 * decl.c (cp_finish_decl): If a concept initializer is missing, use
768 PR c++/85118 - wrong error with generic lambda and std::bind.
769 * call.c (add_template_conv_candidate): Disable if there are any
772 PR c++/85141 - ICE with compound assignment and static member fn.
773 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
776 PR c++/85148 - ICE with 'this' in array NSDMI.
777 * tree.c (replace_placeholders_r): Use handled_component_p.
779 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
782 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
783 * parser.c (cp_parser_unqualified_id): ..not here.
785 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
788 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
790 * decl2.c (mark_used): Return without effects if tf_conv.
792 2018-04-03 Jason Merrill <jason@redhat.com>
794 PR c++/85092 - C++17 ICE with unused list constructor.
795 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
798 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
799 * constexpr.c (cxx_eval_builtin_function_call): Only defer
800 __builtin_constant_p if ctx->quiet.
802 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
805 * pt.c (rewrite_template_parm): If the first argument is
806 error_mark_node return it immediately.
807 (build_deduction_guide): Check the return value of the
808 latter for error_mark_node.
809 (do_class_deduction): Check the return value of the latter.
811 2018-04-03 Jason Merrill <jason@redhat.com>
813 * semantics.c (finish_if_stmt_cond): Use
814 instantiation_dependent_expression_p.
816 PR c++/85149 - generic lambda and constexpr if.
817 * pt.c (build_extra_args, add_extra_args): Split from
818 tsubst_pack_expansion.
819 (tsubst_expr) [IF_STMT]: Use them.
820 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
822 * typeck.c (merge_types): Limit matching attribute shortcut to
825 2018-04-03 Jakub Jelinek <jakub@redhat.com>
828 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
831 * name-lookup.c (handle_namespace_attrs): Return early if attributes
835 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
836 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
837 instead for static data members clear init and set DECL_EXTERNAL.
839 2018-04-02 Jason Merrill <jason@redhat.com>
841 PR c++/64095 - auto... parameter pack.
842 * parser.c (cp_parser_parameter_declaration): Handle turning autos
844 (cp_parser_parameter_declaration_list): Not here.
846 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
849 * class.c (instantiate_type): Peel off SAVE_EXPR before
852 2018-03-30 Jason Merrill <jason@redhat.com>
854 * typeck2.c (process_init_constructor_record): Use
855 init_list_type_node for the CONSTRUCTOR around an anonymous union
856 designated initializer.
858 2018-03-30 Jakub Jelinek <jakub@redhat.com>
861 * semantics.c (finish_omp_reduction_clause): If
862 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
863 even if processing_template_decl.
865 2018-03-29 David Malcolm <dmalcolm@redhat.com>
868 * name-lookup.c (get_std_name_hint): Add names from <memory>,
869 <tuple>, and <utility>.
871 2018-03-29 Jason Merrill <jason@redhat.com>
873 PR c++/85093 - too many template args with pack expansion.
874 * pt.c (coerce_template_parms): Keep pack expansion args that will
877 2018-03-29 Jason Merrill <jason@redhat.com>
879 * pt.c (build_non_dependent_expr): Propagate expr location.
881 2018-03-27 Jason Merrill <jason@redhat.com>
883 PR c++/85060 - wrong-code with call to base member in template.
884 * search.c (any_dependent_bases_p): Check uses_template_parms
885 rather than processing_template_decl.
887 2018-03-29 David Malcolm <dmalcolm@redhat.com>
890 * typeck.c (convert_for_assignment): When complaining due to
891 conversions for an argument, attempt to use the location of the
894 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
897 * pt.c (tsubst_default_argument): Early return if the type of the
898 parameter is erroneous.
900 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
903 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
907 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
909 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
912 * method.c (defaulted_late_check): Partially revert r253321 changes,
913 do not early return upon error.
915 2018-03-27 Jakub Jelinek <jakub@redhat.com>
918 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
919 type call fold to generate VECTOR_CSTs when possible.
922 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
923 return it right away.
925 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
927 * search.c (check_final_overrider): Use inform instead of error
928 for the diagnostics of the overridden functions. Tweak wording.
930 2018-03-27 Jakub Jelinek <jakub@redhat.com>
933 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
934 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
936 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
937 Jason Merrill <jason@redhat.com>
940 * init.c (build_aggr_init): When initializing from array,
941 reject anything but CONSTRUCTORs and TARGET_EXPRs.
942 (build_vec_init): Handle separately ARRAY_TYPEs.
944 2018-03-26 Jason Merrill <jason@redhat.com>
946 PR c++/85062 - ICE with alignas in wrong place.
947 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
950 PR c++/85049 - ICE with __integer_pack.
951 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
952 * cp-tree.h (TEMPLATE_PARM_P): New.
954 2018-03-23 Jason Merrill <jason@redhat.com>
956 PR c++/78489 - wrong SFINAE behavior.
959 * pt.c (type_unification_real): Don't defer substitution failure.
961 2018-03-23 Jakub Jelinek <jakub@redhat.com>
964 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
968 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
969 cp_build_unary_op call with gcc_unreachable ().
971 2018-03-23 Marek Polacek <polacek@redhat.com>
974 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
975 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
976 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
978 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
981 * parser.c (cp_parser_perform_range_for_lookup): Change
982 the condition for deciding whether to use members.
984 2018-03-23 Marek Polacek <polacek@redhat.com>
987 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
989 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
992 * parser.c (cp_parser_alias_declaration): Call
993 parser_check_template_parameters.
996 * pt.c (resolve_typename_type): Drop assert that stopped
997 simplification to template-independent types. Add assert to
998 verify the initial scope is template dependent.
999 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
1000 Reparse the id expression as a type-name, not a declarator.
1003 * init.c (build_vec_init): Error at parenthesized array init.
1008 * cp-tree.h (temp_override): New template class, generalizing
1009 a cleanup that was only used...
1010 * parser.c (cp_parser_parameter_declaration_clause):
1011 ... here for auto_is_implicit_function_template_parm_p.
1012 (cp_parser_gnu_attributes_opt): Use it here as well.
1013 (cp_parser_std_attribute): Likewise.
1015 2018-03-22 Marek Polacek <polacek@redhat.com>
1018 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
1021 2018-03-21 Jason Merrill <jason@redhat.com>
1023 PR c++/81311 - wrong C++17 overload resolution.
1024 * call.c (build_user_type_conversion_1): Remove C++17 code.
1025 (conv_binds_ref_to_prvalue): New.
1026 (build_over_call): Handle C++17 copy elision.
1027 (build_special_member_call): Only do C++17 copy elision here if the
1028 argument is already the right type.
1030 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
1033 * init.c (build_vec_init): Silence error, former sorry,
1038 * parser.c (abort_fully_implicit_template_p): New.
1039 (cp_parser_skip_to_end_of_statement): Use it.
1040 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
1041 (finish_fully_implicit_template_p): Clear
1042 implicit_template_parms and implicit_template_scope.
1044 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1047 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
1048 error_mark_node when check_array_designated_initializer fails.
1050 2018-03-21 Jakub Jelinek <jakub@redhat.com>
1053 * cp-tree.h (genericize_compound_lvalue): Declare.
1054 * typeck.c (genericize_compound_lvalue): New function.
1055 (unary_complex_lvalue, cp_build_modify_expr): Use it.
1056 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
1057 and PREDECREMENT_EXPR in output and "m" constrained input operands with
1058 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
1059 COMPOUND_EXPR operand.
1061 2018-03-21 Nathan Sidwell <nathan@acm.org>
1064 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
1065 * decl2.c (vague_linkage_p): Likewise.
1067 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1070 * constexpr.c (constexpr_fn_retval): Make non-"static".
1071 * cp-tree.h (constexpr_fn_retval): New decl.
1072 * search.c (direct_accessor_p): Update leading comment.
1073 (reference_accessor_p): Likewise.
1074 (field_accessor_p): Replace check that function body is a
1075 RETURN_EXPR with a call to constexpr_fn_retval. Fix
1076 indentation of "field_type" decl.
1078 2018-03-21 Nathan Sidwell <nathan@acm.org>
1081 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
1084 2018-03-21 Martin Sebor <msebor@redhat.com>
1087 * call.c (first_non_public_field): New template and function.
1088 (first_non_trivial_field): New function.
1089 (maybe_warn_class_memaccess): Call them.
1091 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1094 * search.c (field_accessor_p): Use class_of_this_parm rather than
1095 type_of_this_parm, to check that "this" is a "const T *", rather
1098 2018-03-21 Nathan Sidwell <nathan@acm.org>
1100 * class.c (finish_struct_anon_r): Refactor, deprecate anything
1101 other than public non-static data members.
1102 * parser.c (cp_parser_init_declarator): Deprecate attributes after
1103 parenthesized initializer.
1106 * name-lookup.c (update_binding): Correct logic for local binding
1109 2018-03-21 Marek Polacek <polacek@redhat.com>
1111 PR c++/71638, ICE with NSDMI and reference.
1112 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1113 even when we replace an element.
1115 2018-03-20 Marek Polacek <polacek@redhat.com>
1117 PR c++/84978, ICE with NRVO.
1118 * constexpr.c (cxx_eval_constant_expression): Handle the case when
1119 a RESULT_DECL isn't in the hash map.
1121 2018-03-20 Jason Merrill <jason@redhat.com>
1123 PR c++/84978, ICE with NRVO.
1124 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
1125 (cp_get_callee_fndecl_nofold): New.
1126 * cp-gimplify.c (cp_genericize_r): Use it instead.
1127 * call.c (check_self_delegation): Likewise.
1129 2018-03-20 Nathan Sidwell <nathan@acm.org>
1132 * name-lookup.c (pushdecl_class_level): Push anon-struct's
1133 member_vec, if there is one.
1136 * cp-tree.h (lookup_list_keep): Declare.
1137 * tree.c (lookup_list_keep): New, broken out of ...
1138 (build_min): ... here. Call it.
1139 * decl.c (cp_finish_decl): Call lookup_list_keep.
1141 2018-03-19 Jason Merrill <jason@redhat.com>
1143 PR c++/84937 - ICE with class deduction and auto.
1144 * pt.c (rewrite_template_parm): Fix auto handling.
1146 2018-03-19 Marek Polacek <polacek@redhat.com>
1149 * pt.c (enclosing_instantiation_of): Check if fn is null.
1152 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1153 as we evaluate the elements.
1154 (cxx_eval_constant_expression): Verify constructor's flags
1157 2018-03-19 Jason Merrill <jason@redhat.com>
1159 PR c++/71834 - template-id with too few arguments.
1160 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
1162 2018-03-19 Nathan Sidwell <nathan@acm.org>
1165 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
1166 * pt.c (build_template_decl): Propagate language linkage.
1169 * name-lookup.c (set_local_extern_decl_linkage): Defend against
1172 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1175 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
1177 * method.c (synthesize_method): Likewise.
1178 * pt.c (convert_nontype_argument): Likewise.
1180 2018-03-16 Jason Merrill <jason@redhat.com>
1182 PR c++/84720 - ICE with rvalue ref non-type argument.
1183 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
1184 (convert_nontype_argument): Revert earlier change.
1186 PR c++/80227 - SFINAE and negative array size.
1187 * decl.c (compute_array_index_type): Use
1188 build_converted_constant_expr and valid_constant_size_p.
1190 PR c++/84906 - silent wrong code with ambiguous conversion.
1191 * call.c (build_user_type_conversion_1): Set need_temporary_p on
1192 ambiguous conversion.
1193 (convert_like_real): Check it.
1195 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
1196 * call.c (build_special_member_call): Don't convert an init-list
1197 argument directly to the class type.
1199 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1203 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
1204 (find_placeholder): Declare.
1205 * tree.c (struct replace_placeholders_t): Add exp member.
1206 (replace_placeholders_r): Don't walk into ctors with
1207 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
1208 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
1209 (replace_placeholders): Initialize data.exp.
1210 (find_placeholders_r, find_placeholders): New functions.
1211 * typeck2.c (process_init_constructor_record,
1212 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
1213 if adding NSDMI on which find_placeholder returns true.
1214 * call.c (build_over_call): Don't call replace_placeholders here.
1215 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
1216 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
1217 TARGET_EXPR_INITIAL.
1218 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
1221 2018-03-16 Jason Merrill <jason@redhat.com>
1223 PR c++/83911 - ICE with multiversioned constructor.
1224 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
1226 * call.c (build_over_call): Not here.
1228 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1231 * decl.c (reshape_init_class): Don't assert d->cur->index == field
1232 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
1234 2018-03-15 Jakub Jelinek <jakub@redhat.com>
1237 * cp-tree.h (cp_warn_deprecated_use): Declare.
1238 * tree.c (cp_warn_deprecated_use): New function.
1239 * typeck2.c (build_functional_cast): Use it.
1240 * decl.c (grokparms): Likewise.
1241 (grokdeclarator): Likewise. Temporarily push nested class scope
1242 around grokparms call for out of class member definitions.
1244 2018-03-14 Jason Merrill <jason@redhat.com>
1246 PR c++/84820 - no error for invalid qualified-id.
1247 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
1248 cp_error_declarator.
1250 PR c++/84801 - ICE with unexpanded pack in lambda.
1251 * pt.c (check_for_bare_parameter_packs): Don't return early for a
1252 lambda in non-template context.
1254 PR c++/81236 - auto variable and auto function
1255 * pt.c (tsubst_baselink): Update the type of the BASELINK after
1258 2018-03-14 Jason Merrill <jason@redhat.com>
1260 PR c++/83916 - ICE with template template parameters.
1261 * pt.c (convert_template_argument): Don't substitute into type of
1262 non-type parameter if we don't have enough arg levels.
1265 2018-03-14 Marek Polacek <polacek@redhat.com>
1268 * semantics.c (finish_static_assert): Check
1269 instantiation_dependent_expression_p instead of
1270 {type,value}_dependent_expression_p.
1272 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
1273 Jason Merrill <jason@redhat.com>
1275 PR c++/82336 - link error with list-init default argument.
1276 * decl.c (check_default_argument): Unshare an initializer list.
1278 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1281 * decl.c (duplicate_decls): For redefinition of built-in, use error
1282 and return error_mark_node. For redeclaration, return error_mark_node
1283 rather than olddecl if !flag_permissive.
1285 2018-03-13 Jason Merrill <jason@redhat.com>
1287 PR c++/82565 - ICE with concepts and generic lambda.
1288 * pt.c (instantiate_decl): Clear fn_context for lambdas.
1290 2018-03-13 Jason Merrill <jason@redhat.com>
1292 PR c++/84720 - ICE with rvalue ref non-type argument.
1293 * pt.c (convert_nontype_argument): Handle rvalue references.
1295 PR c++/84839 - ICE with decltype of parameter pack.
1296 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
1297 instantiating dummy parms.
1299 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
1300 parameter even without -Wpedantic.
1302 PR c++/84798 - ICE with auto in abstract function declarator.
1303 * parser.c (cp_parser_parameter_declaration_clause): Check
1304 parser->default_arg_ok_p.
1306 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1309 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
1310 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
1311 sizetype. Formatting fixes.
1313 2018-03-12 Jason Merrill <jason@redhat.com>
1315 PR c++/84355 - ICE with deduction for member class template.
1316 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
1317 CLASS_PLACEHOLDER_TEMPLATE.
1319 PR c++/84802 - ICE capturing uninstantiated class.
1320 * lambda.c (build_capture_proxy): Call complete_type.
1322 2018-03-09 Jason Merrill <jason@redhat.com>
1324 PR c++/84770 - ICE with typedef and parameter pack.
1325 * pt.c (verify_unstripped_args_1): Split out from
1326 verify_unstripped_args.
1328 PR c++/84785 - ICE with alias template and default targs.
1329 * pt.c (type_unification_real): Set processing_template_decl if
1332 PR c++/84752 - ICE with capture of constexpr array.
1333 * call.c (standard_conversion): Set rvaluedness_matches_p on the
1334 identity conversion under ck_lvalue.
1336 2018-03-09 Jason Merrill <jason@redhat.com>
1337 Paolo Carlini <paolo.carlini@oracle.com>
1341 * pt.c (any_erroneous_template_args_p): New.
1342 * cp-tree.h (any_erroneous_template_args_p): Declare it.
1343 * parser.c (cp_parser_class_specifier_1): Use it.
1345 2018-03-09 Jason Merrill <jason@redhat.com>
1347 PR c++/84726 - unnecessary capture of constant vars.
1348 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
1349 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
1350 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
1351 * lambda.c (is_constant_capture_proxy)
1352 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
1353 (prune_lambda_captures): New.
1354 (finish_lambda_function): Call prune_lambda_captures.
1356 2018-03-09 Jason Merrill <jason@redhat.com>
1357 Jakub Jelinek <jakub@redhat.com>
1360 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
1361 build ADDR_EXPR with REFERENCE_TYPE.
1362 (build_over_call): For purposes of check_function_arguments, if
1363 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
1364 its operand rather than the argument itself.
1366 2018-03-09 Jakub Jelinek <jakub@redhat.com>
1369 * decl.c (duplicate_decls): Don't override __* prefixed builtins
1370 except for __[^b]*_chk, instead issue permerror and for -fpermissive
1371 also a note and return olddecl.
1373 2018-03-09 Nathan Sidwell <nathan@acm.org>
1376 * name-lookup.c (do_pushdecl_with_scope): Only clear
1377 current_function_decl when pushing a non-class (i.e. namespace)
1380 2018-03-08 Jason Merrill <jason@redhat.com>
1381 Jakub Jelinek <jakub@redhat.com>
1384 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
1385 not calling mark_used for the benefit of -Wunused-function warning.
1387 2018-03-06 Jason Merrill <jason@redhat.com>
1389 * lambda.c (is_capture_proxy_with_ref): Remove.
1390 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
1392 2018-03-06 Marek Polacek <polacek@redhat.com>
1395 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
1398 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
1401 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
1402 only while processing template decls.
1403 * typeck.c (build_x_conditional_expr): Move wrapping of
1404 reference type around type...
1405 * call.c (build_conditional_expr_1): ... here. Rename
1406 is_lvalue to is_glvalue.
1407 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
1408 INDIRECT_REF of COND_EXPR too.
1411 * init.c (build_zero_init_1): Zero-initialize references.
1414 * semantics.c (finish_stmt_expr_expr): Reject unresolved
1415 overloads used as stmt expr values.
1417 2018-03-05 Jason Merrill <jason@redhat.com>
1419 PR c++/84708 - ICE with lambda in local class NSDMI.
1420 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
1423 2018-03-05 Jakub Jelinek <jakub@redhat.com>
1426 * constexpr.c (constexpr_call_hasher::equal): Return false if
1427 lhs->hash != rhs->hash. Change return 1 to return true and
1428 return 0 to return false.
1430 2018-03-05 Nathan Sidwell <nathan@acm.org>
1433 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
1435 2018-03-05 Marek Polacek <polacek@redhat.com>
1438 * decl.c (duplicate_decls): Check DECL_NAME before accessing
1441 2018-03-05 Nathan Sidwell <nathan@acm.org>
1444 * friend.c (do_friend): Restore check for identifier_p inside
1447 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
1450 * parser.c (cp_parser_lambda_introducer): Reject any capture not
1451 involving a VAR_DECL or a PARM_DECL.
1453 2018-03-05 Pádraig Brady <P@draigBrady.com>
1454 Jason Merrill <jason@redhat.com>
1455 Nathan Sidwell <nathan@acm.org>
1458 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
1460 2018-03-03 Jason Merrill <jason@redhat.com>
1462 PR c++/84686 - missing volatile loads.
1463 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
1465 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
1468 * optimize.c (maybe_thunk_body): Bail out immediately if either
1469 fns[0] or fns[1] is null.
1471 2018-03-02 Marek Polacek <polacek@redhat.com>
1474 * constexpr.c (get_array_or_vector_nelts): New.
1475 (cxx_eval_array_reference): Use it.
1476 (cxx_eval_vec_init_1): Likewise.
1477 (cxx_eval_store_expression): Likewise.
1479 2018-03-02 Jason Merrill <jason@redhat.com>
1481 * semantics.c (force_paren_expr): Remove redundant test.
1483 2018-03-02 Marek Polacek <polacek@redhat.com>
1486 * decl.c (cp_complete_array_type): Check error_mark_node.
1489 * typeck.c (cp_perform_integral_promotions): Check the result of
1492 2018-03-02 Jakub Jelinek <jakub@redhat.com>
1495 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
1496 RETURN instead of return.
1497 <case POINTER_PLUS_EXPR>: Likewise.
1498 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
1499 it instead of wrapping it into CONVERT_EXPR.
1501 2018-03-02 Jason Merrill <jason@redhat.com>
1504 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
1506 2018-03-02 Marek Polacek <polacek@redhat.com>
1509 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
1510 wrapped in VIEW_CONVERT_EXPR.
1512 2018-03-01 Martin Sebor <msebor@redhat.com>
1515 * decl.c (check_redeclaration_no_default_args): Merge attributes
1516 specified on redeclarations of the same function template.
1519 2018-03-01 Marek Polacek <polacek@redhat.com>
1520 Jason Merrill <jason@redhat.com>
1523 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1525 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1526 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1527 of instantiate_non_dependent_expr.
1528 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1530 2018-03-01 Nathan Sidwell <nathan@acm.org>
1533 * name-lookup.c (member_vec_dedup): Remove manually peeled
1534 iteration. Ignore dependent ctor inheritance.
1536 2018-03-01 Jason Merrill <jason@redhat.com>
1538 PR c++/71569 - decltype of template.
1539 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1541 2018-03-01 Marek Polacek <polacek@redhat.com>
1544 * constexpr.c (require_rvalue_constant_expression): New function.
1545 * cp-tree.h: Declare it.
1546 * semantics.c (finish_static_assert): Use it instead of
1547 require_potential_rvalue_constant_expression.
1549 2018-03-01 Jason Merrill <jason@redhat.com>
1550 Alexandre Oliva <aoliva@redhat.com>
1552 PR c++/71569 - ICE with redundant args on member variable template.
1553 * decl.c (start_decl): Handle partial specialization of member
1555 * pt.c (determine_specialization): Allow partial specialization
1556 of member variable template without specializing enclosing class.
1557 (process_partial_specialization): Improve error message.
1559 2018-02-28 Jason Merrill <jason@redhat.com>
1561 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1562 * pt.c (determine_specialization): Check ref-qualifier.
1564 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1567 * parser.c (cp_parser_attributes_opt): Formatting fix.
1568 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1569 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1571 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1572 instead of tentative parse to peek over optional attribute tokens
1573 to check for CPP_COLON after them.
1577 * pt.c (INCLUDE_STRING): Remove define.
1578 (warn_spec_missing_attributes): Use pretty_printer instead of
1579 std::string. Fix up inform call so that the list of attributes
1582 2018-02-28 Martin Sebor <msebor@redhat.com>
1585 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1588 2018-02-28 Nathan Sidwell <nathan@acm.org>
1591 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1592 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1593 regardless of want_type.
1594 (search_anon_aggr): Just use get_class_binding_direct.
1596 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1598 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1601 2018-02-27 Martin Sebor <msebor@redhat.com>
1603 * pt.c: Avoid including <string> directly.
1605 2018-02-27 Martin Sebor <msebor@redhat.com>
1609 * cp-tree.h (warn_spec_missing_attributes): New function.
1610 ((check_explicit_specialization): Add an argument. Call the above
1612 * decl.c (duplicate_decls): Avoid applying primary function template's
1613 attributes to its explicit specializations.
1614 cp/pt.c (warn_spec_missing_attributes): Define.
1616 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
1618 PR c++/71546 - lambda init-capture with qualified-id.
1619 * parser.c (cp_parser_lambda_introducer): Clear scope after
1620 each lambda capture.
1622 2018-02-27 Nathan Sidwell <nathan@acm.org>
1625 * name-lookup.h (get_member_slot): Rename ...
1626 (find_member_slot): ... here.
1627 (add_member_slot): New.
1628 * name-lookup.c (member_vec_linear_search): No need to check for
1630 (get_member_slot): Rename ...
1631 (find_member_slot): ... here. Don't add slot for incomplete class.
1632 (add_member_slot): New.
1633 * class.c (add_method): Adjust get_member_slot rename. Bail out
1634 if push_class_level_binding fails. Create slot and grok
1635 properties once we're committed to insertion.
1637 2018-02-27 Jason Merrill <jason@redhat.com>
1639 PR c++/84489 - dependent default template argument
1640 * pt.c (type_unification_real): Handle early substitution failure.
1642 2018-02-26 Jason Merrill <jason@redhat.com>
1644 PR c++/84560 - ICE capturing multi-dimensional VLA.
1645 * tree.c (array_of_runtime_bound_p): False if the element is
1648 PR c++/84441 - ICE with base initialized from ?:
1649 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1651 PR c++/84520 - ICE with generic lambda in NSDMI.
1652 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1653 'this' in a generic lambda instantiation.
1655 PR c++/84559 - ICE with constexpr VLA.
1656 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1657 for constexpr variable with VLA type.
1659 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1662 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1663 a valid constant initializer. Formatting fixes.
1665 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1668 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1669 returning NULL_TREE.
1670 (apply_late_template_attributes): Likewise.
1672 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1675 * parser.c (cp_parser_omp_var_list_no_open): Only call
1676 cp_parser_lookup_name_simple on names satisfying identifier_p.
1677 (cp_parser_oacc_routine): Likewise.
1679 2018-02-26 Jason Merrill <jason@redhat.com>
1681 PR c++/84551 - ICE with concepts and -g.
1682 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1684 2018-02-26 Marek Polacek <polacek@redhat.com>
1687 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1690 2018-02-26 Jason Merrill <jason@redhat.com>
1692 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1693 * call.c (build_over_call): Handle deleted functions in one place.
1695 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1698 * decl.c (redeclaration_error_message): Don't try to use
1699 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1701 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1703 * lambda.c (build_capture_proxy): Define static.
1704 * cp-tree.h (build_capture_proxy): Remove.
1706 2018-02-26 Marek Polacek <polacek@redhat.com>
1709 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1710 if name is error node.
1712 2018-02-25 Jason Merrill <jason@redhat.com>
1714 PR c++/84015 - ICE with class deduction and auto template parm.
1715 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1717 2018-02-24 Marek Polacek <polacek@redhat.com>
1720 * constexpr.c (maybe_constant_init_1): New function.
1721 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1722 (cxx_constant_init): New function.
1723 * cp-tree.h (cxx_constant_init): Declare.
1724 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1725 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1727 2018-02-22 Jason Merrill <jason@redhat.com>
1729 PR c++/70468 - ICE with constructor delegation via typedef.
1730 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1731 with constructor delegation.
1733 2018-02-22 Jason Merrill <jason@redhat.com>
1735 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1736 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1739 2018-02-22 Marek Polacek <polacek@redhat.com>
1742 * parser.c (cp_parser_braced_list): Use require_open instead of
1745 2018-02-21 Jason Merrill <jason@redhat.com>
1747 PR c++/84454 - ICE with pack expansion in signature.
1748 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1750 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1752 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1755 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1758 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1761 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1764 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1765 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1768 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1769 returns error_mark_node, return it immediately.
1770 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1771 error_mark_node, return error_mark_node.
1774 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1775 function_depth to avoid GC during finish_lambda_function.
1777 2018-02-19 Jason Merrill <jason@redhat.com>
1779 PR c++/84429 - ICE capturing VLA.
1780 * lambda.c (build_capture_proxy): Handle reference refs.
1782 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1785 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1786 either operand is error_mark_node, set current.lhs to that instead of
1787 creating a binary op with error_mark_node operands.
1790 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1792 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1795 * decl.c (grokdeclarator): Early return error_mark_node upon
1796 ill-formed friend declaration.
1798 2018-02-16 Marek Polacek <polacek@redhat.com>
1799 Jakub Jelinek <jakub@redhat.com>
1802 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1803 set *jump_target to anything if jump_target is NULL.
1805 2018-02-16 Jason Merrill <jason@redhat.com>
1807 PR c++/84151 - unnecessary volatile load with static member.
1808 * call.c (build_new_method_call_1): Avoid loading from a volatile
1809 lvalue used as the object argument for a static member function.
1811 PR c++/81853 - using-directive and constexpr.
1812 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1814 PR c++/84420 - ICE with structured binding in lambda.
1815 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1817 PR c++/83835 - C++17 error with constructor ctors.
1818 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1820 PR c++/82664 - ICE with reference to function template parm.
1821 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1824 PR c++/82764 - C++17 ICE with empty base
1825 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1827 2018-02-16 Jason Merrill <jason@redhat.com>
1829 PR c++/84421 - type-dependent if constexpr
1830 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1832 2018-02-16 Nathan Sidwell <nathan@acm.org>
1834 Deprecate -ffriend-injection.
1835 * decl.c (cxx_init_decl_processing): Emit warning on option.
1836 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1839 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
1842 * decl.c (check_special_function_return_type): Reject template
1843 template parameter in deduction guide.
1845 2018-02-16 Nathan Sidwell <nathan@acm.org>
1848 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1850 2018-02-15 Jason Merrill <jason@redhat.com>
1852 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1853 * call.c (convert_like_real): Don't use the copy-list-initialization
1854 shortcut for ck_base.
1856 PR c++/84045 - ICE with typedef and noexcept.
1857 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1859 PR c++/84376 - ICE with omitted template arguments.
1860 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1862 PR c++/84368 - wrong error with local variable in variadic lambda.
1863 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1864 local_specializations.
1866 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1869 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1872 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1875 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1878 2018-02-14 Nathan Sidwell <nathan@acm.org>
1880 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1881 (c_parse_final_cleanups): Restore input_location after emitting
1884 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1886 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1887 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1888 auto_deduction_context, tree, int): Add defaults.
1889 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1890 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1891 tsubst_flags_t argument.
1892 * init.c (build_new): Likewise.
1894 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1897 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1898 about return other than *this in assignment operators if
1899 retval is type dependent expression.
1901 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1904 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1905 save_expr for the G++ extension.
1907 2018-02-13 Jason Merrill <jason@redhat.com>
1909 PR c++/84080 - ICE with return type deduction and specialization.
1910 * pt.c (determine_specialization): Check uses_template_parms.
1912 Fix more variadic capture issues.
1913 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1914 (check_for_bare_parameter_packs): Check current_class_type for
1916 (extract_locals_r): Handle seeing a full instantiation of a pack.
1917 (tsubst_pack_expansion): Likewise. Force lambda capture.
1918 * parser.c (cp_parser_lambda_introducer): Don't
1919 check_for_bare_parameter_packs.
1921 PR c++/84338 - wrong variadic sizeof.
1922 * pt.c (argument_pack_select_arg): Like the macro, but look through
1924 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1925 (extract_fnparm_pack): Do make_pack_expansion.
1926 (extract_locals_r): Do strip a pack expansion.
1927 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1929 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1932 * parser.c (cp_parser_binary_expression): Use build_min instead of
1933 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1935 2018-02-12 Nathan Sidwell <nathan@acm.org>
1938 * parser.c (cp_parser_decltype): Push and pop
1939 deferring_access_checks. Reorganize to avoid goto.
1941 2018-02-12 Richard Biener <rguenther@suse.de>
1944 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1945 uniform constructors and delay allocating them fully.
1947 2018-02-09 Jason Merrill <jason@redhat.com>
1949 PR c++/84036 - ICE with variadic capture.
1950 Handle variadic capture proxies more like non-variadic.
1951 * lambda.c (build_capture_proxy): Remove workaround.
1952 * pt.c (find_parameter_packs_r): The proxy is a pack.
1953 (instantiate_class_template_1): Remove dead lambda code.
1954 (extract_fnparm_pack): Don't make_pack_expansion.
1955 (extract_locals_r): Don't strip a pack expansion.
1956 (tsubst_pack_expansion): Handle proxy packs. Use
1957 PACK_EXPANSION_EXTRA_ARGS less.
1958 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1959 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1960 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1961 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1962 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1964 2018-02-10 Jakub Jelinek <jakub@redhat.com>
1967 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1969 2018-02-09 Jason Merrill <jason@redhat.com>
1971 PR c++/81917 - ICE with void_t and partial specialization.
1972 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
1973 calling most_specialized_partial_spec.
1975 2018-02-09 Nathan Sidwell <nathan@acm.org>
1978 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
1979 Pass expr location to strict_aliasing_warning.
1981 2018-02-09 Jason Merrill <jason@redhat.com>
1983 PR c++/84296 - ICE with qualified-id in template.
1985 * pt.c (unknown_base_ref_p): New.
1986 (instantiation_dependent_scope_ref_p): Use it instead of
1987 any_dependent_bases_p.
1989 2018-02-09 Marek Polacek <polacek@redhat.com>
1990 Jakub Jelinek <jakub@redhat.com>
1993 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
1994 fold_indirect_ref_1, including poly_*int64. Verify first that
1995 tree_fits_poly_int64_p (op01). Formatting fixes.
1997 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1999 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
2000 * lambda.c (build_capture_proxy): Likewise.
2001 * search.c (field_access_p): Likewise.
2002 * semantics.c (omp_clause_decl, omp_privatize_field,
2003 finish_omp_clauses): Likewise.
2005 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2008 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
2009 case of nullptr too.
2011 2018-02-08 Nathan Sidwell <nathan@acm.org>
2013 * class.c (finish_struct): Fix std:initializer_list diagnostic
2016 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2019 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
2021 2018-02-07 Jakub Jelinek <jakub@redhat.com>
2024 * parser.c (cp_parser_dot_deref_incomplete): New function.
2025 (cp_parser_postfix_dot_deref_expression): Use it.
2027 2018-02-07 David Malcolm <dmalcolm@redhat.com>
2031 * name-lookup.c (suggest_rid_p): New function.
2032 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
2035 2018-02-07 Jason Merrill <jason@redhat.com>
2037 PR c++/84182 - ICE with captured lambda
2039 * pt.c (extract_locals_r, extract_local_specs): New.
2040 (tsubst_pack_expansion): Use them.
2042 2018-02-07 Martin Liska <mliska@suse.cz>
2045 * class.c (add_method): Append argument value.
2046 * cp-tree.h (maybe_version_functions): Add new argument.
2047 * decl.c (decls_match): Call it if a declaration does not
2048 have DECL_FUNCTION_VERSIONED.
2049 (maybe_version_functions): record argument is added.
2051 2018-02-05 Marek Polacek <polacek@redhat.com>
2053 * class.c: Remove unused global variables.
2054 (build_primary_vtable): Don't gather statistics.
2055 (print_class_statistics): Remove.
2056 * cp-tree.h (print_class_statistics): Remove.
2057 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
2059 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
2061 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
2062 * constexpr.c (cx_check_missing_mem_inits): Likewise.
2063 * decl.c (next_initializable_field, find_decomp_class_base,
2064 cp_finish_decomp): Likewise.
2065 * typeck2.c (process_init_constructor_record): Likewise.
2067 2018-02-02 Jason Merrill <jason@redhat.com>
2069 PR c++/84181 - ICE with lambda parm in template argument.
2070 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
2072 2018-02-01 Jason Merrill <jason@redhat.com>
2074 PR c++/84160 - ICE with nested variadic capture.
2075 * lambda.c (is_capture_proxy_with_ref): New.
2076 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
2078 * expr.c (mark_use): Use is_capture_proxy_with_ref.
2079 * constexpr.c (potential_constant_expression_1): Likewise.
2080 * semantics.c (process_outer_var_ref): Likewise.
2082 2018-02-01 Marek Polacek <polacek@redhat.com>
2085 * typeck.c (build_address): Relax the assert when
2086 processing_template_decl.
2088 2018-02-01 Jason Merrill <jason@redhat.com>
2090 PR c++/84126 - ICE with variadic generic lambda
2093 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
2094 PACK_EXPANSION_EXTRA_ARGS.
2096 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
2099 * call.c (convert_like_real): If w're initializing from {} explicitly
2100 call abstract_virtuals_error_sfinae.
2102 2018-01-31 Jason Merrill <jason@redhat.com>
2103 Jakub Jelinek <jakub@redhat.com>
2106 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
2107 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
2110 2018-01-31 Jakub Jelinek <jakub@redhat.com>
2113 * constexpr.c (diag_array_subscript): Emit different diagnostics
2114 if TYPE_DOMAIN (arraytype) is NULL.
2115 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
2116 with NULL TYPE_DOMAIN use size_zero_node as nelts.
2118 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
2121 * semantics.c (finish_qualified_id_expr): When handling an
2122 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
2124 2018-01-31 Marek Polacek <polacek@redhat.com>
2127 * cp-gimplify.c (cp_fold): Check if X is an error node before
2128 calling useless_type_conversion_p.
2130 2018-01-30 Jason Merrill <jason@redhat.com>
2132 PR c++/84091 - ICE with local class in lambda in template.
2133 * decl2.c (determine_visibility): Look for outer containing template
2136 PR c++/84098 - ICE with lambda in template NSDMI.
2137 * pt.c (instantiate_class_template_1): Ignore more lambdas.
2139 2018-01-29 Jason Merrill <jason@redhat.com>
2141 PR c++/68810 - wrong location for reinterpret_cast error.
2142 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
2145 2018-01-29 Marek Polacek <polacek@redhat.com>
2148 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
2149 => fooarray[1] in offset_int.
2151 2018-01-29 Jason Merrill <jason@redhat.com>
2153 PR c++/83942 - wrong unused warning with static_cast.
2154 * cvt.c (ocp_convert): Call mark_rvalue_use.
2156 2018-01-26 Jason Merrill <jason@redhat.com>
2158 PR c++/83956 - wrong dtor error with anonymous union
2159 * method.c (walk_field_subobs): Variant members only affect
2161 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
2163 PR c++/84036 - ICE with variadic capture.
2165 * pt.c (tsubst_pack_expansion): When optimizing a simple
2166 substitution, pull a single pack expansion out of its pack.
2168 PR c++/82514 - ICE with local class in generic lambda.
2169 * pt.c (regenerated_lambda_fn_p): Remove.
2170 (enclosing_instantiation_of): Don't use it.
2171 (tsubst_function_decl): Call enclosing_instantiation_of.
2173 * pt.c (lookup_template_class_1): Add sanity check.
2174 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
2176 2018-01-25 Jakub Jelinek <jakub@redhat.com>
2179 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
2180 recursive calls that return ret.
2181 (cp_finish_decomp): Ignore unnamed bitfields.
2183 2018-01-23 Jason Merrill <jason@redhat.com>
2185 PR c++/82249 - wrong mismatched pack length error.
2186 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
2187 unsubstituted function parameter pack.
2189 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
2192 * decl.c (check_for_uninitialized_const_var): Not static; add
2193 bool and tsubst_flags_t parameters; adjust to be used both in
2194 constexpr context and not.
2195 * constexpr.c (potential_constant_expression_1): Use the above.
2196 * cp-tree.h (check_for_uninitialized_const_var): Declare.
2198 2018-01-23 Jason Merrill <jason@redhat.com>
2200 PR c++/83947 - ICE with auto declarations.
2201 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
2202 * decl.c (undeduced_auto_decl): Limit to vars and fns.
2204 2018-01-23 David Malcolm <dmalcolm@redhat.com>
2207 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
2208 for pointer to member function types.
2210 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2213 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
2214 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
2216 2018-01-23 Nathan Sidwell <nathan@acm.org>
2219 * pt.c (tsubst_baselink): Remove optype assert.
2220 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
2222 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2225 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
2226 refers to incomplete type.
2228 2018-01-23 Nathan Sidwell <nathan@acm.org>
2230 Deprecate ARM-era for scope handling
2231 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
2232 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
2234 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
2236 * semantics.c (begin_for_scope): Flag_new_for_scope is
2238 (finish_for_stmt, begin_range_for_stmt): Likewise.
2240 2018-01-22 Jason Merrill <jason@redhat.com>
2243 * decl2.c (determine_visibility): Fix template_decl handling
2244 instead of blocking it.
2246 PR c++/83720 - ICE with lambda and LTO.
2247 * decl2.c (determine_visibility): Clear template_decl for
2248 function-scope decls. Propagate anonymous linkage from containing
2251 2018-01-22 Marek Polacek <polacek@redhat.com>
2254 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
2257 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
2260 * decl.c (grokdeclarator): Don't diagnose extra parens
2263 2018-01-19 Jakub Jelinek <jakub@redhat.com>
2266 * call.c (joust): Use TREE_TYPE (source) if source is
2267 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
2270 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
2271 for direct enum init.
2272 * decl.c (reshape_init): Likewise.
2274 2018-01-19 Marek Polacek <polacek@redhat.com>
2276 * constexpr.c (fold_simple): Simplify.
2278 2018-01-18 Jason Merrill <jason@redhat.com>
2281 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
2282 * pt.c (instantiation_dependent_scope_ref_p): True if
2283 any_dependent_bases_p.
2285 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2287 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
2288 vs DECL_NONTRIVIALLY_INITIALIZED_P).
2290 2018-01-18 Jason Merrill <jason@redhat.com>
2292 PR c++/82461 - constexpr list-initialized member
2293 * constexpr.c (potential_constant_expression_1): Check
2294 TARGET_EXPR_DIRECT_INIT_P.
2296 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2299 * decl.c (xref_basetypes): Early return upon error about derived
2302 2018-01-18 Nathan Sidwell <nathan@acm.org>
2305 * cp-tree.h (mark_use): Declare.
2306 * expr.c (mark_use): Make extern.
2307 * call.c (direct_reference_binding): Set inner conv's
2308 rvaluedness_matches_p, if it is an identity.
2309 (convert_like_real): Mark lvalue or rvalue use for identity as
2310 rvaledness_matches_p demands.
2312 2018-01-18 Jakub Jelinek <jakub@redhat.com>
2315 * parser.c (attr_chainon): New function.
2316 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
2317 cp_parser_namespace_definition, cp_parser_init_declarator,
2318 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
2319 cp_parser_gnu_attributes_opt): Use it.
2320 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
2321 cp_parser_objc_struct_declaration): Likewise. Don't reset
2322 prefix_attributes if attributes is error_mark_node.
2324 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2327 * decl.c (grokdeclarator): Do not append the error_mark_node
2328 due to an erroneous optional attribute-specifier-seq.
2330 2018-01-17 Jakub Jelinek <jakub@redhat.com>
2333 * cp-gimplify.c (cp_maybe_instrument_return): Handle
2336 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2339 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
2340 error_mark_node when we give an error.
2341 * decl.c (cp_finish_decl): Use the latter.
2343 2018-01-17 Nathan Sidwell <nathan@acm.org>
2346 * init.c (build_raw_new_expr): Scan list for lookups to keep.
2348 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2351 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
2352 the C++ part. If processing a template, call
2353 fold_non_dependent_expr rather than fully folding.
2355 2018-01-17 Jason Merrill <jason@redhat.com>
2357 PR c++/81067 - redundant NULL warning.
2358 * call.c (convert_like_real): Restore null_node handling.
2360 2018-01-17 Jason Merrill <jason@redhat.com>
2362 PR c++/81843 - ICE with variadic member template.
2364 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
2367 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2370 * pt.c (type_dependent_expression_p): Strip any location wrapper
2371 before testing tree codes.
2372 (selftest::test_type_dependent_expression_p): New function.
2373 (selftest::cp_pt_c_tests): Call it.
2375 2018-01-17 Nathan Sidwell <nathan@acm.org>
2378 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
2379 this not a final instantiation.
2381 2018-01-16 Jason Merrill <jason@redhat.com>
2383 PR c++/83714 - ICE checking return in template.
2384 * typeck.c (check_return_expr): Call build_non_dependent_expr.
2386 2018-01-16 Jakub Jelinek <jakub@redhat.com>
2389 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
2390 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
2391 instead of CALL_FROM_THUNK_P.
2394 * name-lookup.c (member_vec_dedup): Return early if len is 0.
2395 (resort_type_member_vec, set_class_bindings,
2396 insert_late_enum_def_bindings): Use vec qsort method instead of
2397 calling qsort directly.
2399 2018-01-15 Martin Sebor <msebor@redhat.com>
2402 * class.c (find_flexarrays): Make a record of multiple flexible array
2405 2018-01-12 Jason Merrill <jason@redhat.com>
2407 PR c++/83186 - ICE with static_cast of list-initialized temporary.
2408 * typeck.c (build_static_cast): Use build_non_dependent_expr.
2410 2018-01-12 Nathan Sidwell <nathan@acm.org>
2412 * cp-tree.h (mark_rvalue_use): Add parm name.
2413 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
2415 * call.c (convert_like_real): Fix formatting.
2417 2018-01-11 Jason Merrill <jason@redhat.com>
2419 PR c++/82728 - wrong -Wunused-but-set-variable
2422 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
2423 * decl.c (case_conversion): Likewise.
2424 * semantics.c (finish_static_assert): Call
2425 perform_implicit_conversion_flags.
2427 2018-01-11 Nathan Sidwell <nathan@acm.org>
2429 * method.c (enum mangling_flags): Delete long-dead enum.
2431 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2433 * parser.c (cp_parser_std_attribute_spec): When
2434 token_pair::require_open / require_close return false simply
2435 return error_mark_node, avoid duplicate cp_parser_error about
2436 expected '(' / ')', respectively.
2438 2018-01-10 David Malcolm <dmalcolm@redhat.com>
2441 * call.c (null_ptr_cst_p): Strip location wrappers when
2442 converting from '0' to a pointer type in C++11 onwards.
2443 (conversion_null_warnings): Replace comparison with null_node with
2444 call to null_node_p.
2445 (build_over_call): Likewise.
2446 * cp-gimplify.c (cp_fold): Remove the early bailout when
2447 processing_template_decl.
2448 * cp-lang.c (selftest::run_cp_tests): Call
2449 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
2450 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
2451 (selftest::run_cp_tests): Move decl to bottom of file.
2452 (null_node_p): New inline function.
2453 (selftest::cp_pt_c_tests): New decl.
2454 (selftest::cp_tree_c_tests): New decl.
2455 * cvt.c (build_expr_type_conversion): Replace comparison with
2456 null_node with call to null_node_p.
2457 * error.c (args_to_string): Likewise.
2458 * except.c (build_throw): Likewise.
2459 * mangle.c (write_expression): Skip location wrapper nodes.
2460 * parser.c (literal_integer_zerop): New function.
2461 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
2462 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
2463 param of cp_parser_parenthesized_expression_list. When calling
2464 warn_for_memset, replace integer_zerop calls with
2465 literal_integer_zerop, eliminating the double logical negation
2466 cast to bool. Eliminate the special-casing for CONST_DECL in
2467 favor of the fold_for_warn within warn_for_memset.
2468 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
2469 param, defaulting to false. Convert "expr" to a cp_expr, and call
2470 maybe_add_location_wrapper on it when wrap_locations_p is true.
2471 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
2472 the result for RID_ALIGNOF and RID_SIZEOF.
2473 (cp_parser_builtin_offsetof): Likewise.
2474 * pt.c: Include "selftest.h".
2475 (tsubst_copy): Handle location wrappers.
2476 (tsubst_copy_and_build): Likewise.
2477 (build_non_dependent_expr): Likewise.
2478 (selftest::test_build_non_dependent_expr): New function.
2479 (selftest::cp_pt_c_tests): New function.
2480 * tree.c: Include "selftest.h".
2481 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
2482 (selftest::test_lvalue_kind): New function.
2483 (selftest::cp_tree_c_tests): New function.
2484 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
2485 (cp_build_binary_op): Replace comparison with null_node with call
2487 (build_address): Use location of operand when building address
2490 2018-01-10 Marek Polacek <polacek@redhat.com>
2493 * call.c (build_conditional_expr_1): Check complain before warning.
2494 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
2495 -Wduplicated-branches.
2497 2018-01-10 Jakub Jelinek <jakub@redhat.com>
2500 * call.c (maybe_warn_class_memaccess): Add forward declaration.
2501 Change last argument from tree * to const vec<tree, va_gc> *, adjust
2502 args uses and check number of operands too. Don't strip away any
2503 nops. Use maybe_constant_value when looking for INTEGER_CST args.
2504 Deal with src argument not having pointer type. Check
2505 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
2507 (build_over_call): Call maybe_warn_class_memaccess here on the
2509 (build_cxx_call): Rather than here on converted arguments.
2511 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2514 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2515 error_mark_node as second argument.
2517 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2520 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2521 in STATEMENT_LIST. Remove unneeded assert.
2523 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2524 Alan Hayward <alan.hayward@arm.com>
2525 David Sherwood <david.sherwood@arm.com>
2527 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2529 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2530 * call.c (build_conditional_expr_1): Likewise.
2531 * decl.c (cp_finish_decomp): Likewise.
2532 * mangle.c (write_type): Likewise.
2533 * typeck.c (structural_comptypes): Likewise.
2534 (cp_build_binary_op): Likewise.
2535 * typeck2.c (process_init_constructor_array): Likewise.
2537 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2540 * typeck.c (build_static_cast_1): For static casts to reference types,
2541 call build_base_path with flag_delete_null_pointer_checks as nonnull
2542 instead of always false. When -fsanitize=null, call
2543 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2544 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2545 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2547 2018-01-03 Nathan Sidwell <nathan@acm.org>
2550 * method.c (make_alias_for): Copy DECL_CONTEXT.
2552 2018-01-03 Marek Polacek <polacek@redhat.com>
2555 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2557 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2559 PR preprocessor/83602
2560 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2564 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2565 error_mark_node, return error_mark_node.
2567 Update copyright years.
2569 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2572 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2573 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2574 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2575 to false and return.
2576 (replace_placeholders): Pass NULL instead of &pset as last argument
2579 2018-01-02 Nathan Sidwell <nathan@acm.org>
2581 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2584 Copyright (C) 2018 Free Software Foundation, Inc.
2586 Copying and distribution of this file, with or without modification,
2587 are permitted in any medium without royalty provided the copyright
2588 notice and this notice are preserved.