re PR c++/33916 (Default constructor fails to initialize array members)
PR c++/33916
* cp/init.c (build_value_init_1): New function.
(build_value_init): New function.
* cp/typeck2.c (build_functional_cast): Call it.
* cp/cp-gimplify.c (cp_gimplify_init_expr): Handle its output.
* cp/cp-tree.h (TYPE_HAS_USER_CONSTRUCTOR): Rename from
TYPE_HAS_CONSTRUCTOR.
* cp/class.c (finish_struct_bits, maybe_warn_about_overly_private_class,
add_implicitly_declared_members): Adjust.
(check_field_decls): Adjust. Remove warnings about reference/const
in class without constructor.
(check_bases_and_members): Adjust. Give those warnings here instead.
* cp/decl.c (fixup_anonymous_aggr): Adjust.
(check_initializer): Adjust, clarify logic slightly.
(grok_special_member_properties): Adjust, only set if user-provided.
* cp/rtti.c (create_tinfo_types): Don't set.
* cp/cvt.c (ocp_convert): Remove exception for vtable_entry_type et al.
Use same_type_ignoring_top_level_qualifiers_p.
* cp/pt.c (check_explicit_specialization): Adjust.
(instantiate_class_template): Adjust.