Compiler side new abi rtti (not enabled).

	Compiler side new abi rtti (not enabled).
	* cp-tree.h (new_abi_rtti_p): New macro.
	(emit_support_tinfos): Prototype new function.
	(tinfo_decl_p): Likewise.
	(emit_tinfo_decl): Likwise.
	* rtti.c (TINFO_PSEUDO_TYPE, TINFO_VTABLE_DECL): New accessor
	macros.
	(doing_runtime): New local static.
	(init_rtti_processing): Add new-abi initializer.
	(get_tinfo_decl): Add new-abi logic.
	(tinfo_from_decl): Likewise.
	(build_dynamic_cast_1): Likewise.
	(qualifier_flags): New static function.
	(tinfo_base_init): Likewise.
	(generic_initializer): Likewise.
	(ptr_ref_initializer): Likewise.
	(ptmd_initializer): Likewise.
	(class_hint_flags): Likewise.
	(class_initializer): Likewise.
	(synthesize_tinfo_var): Likewise.
	(create_real_tinfo_var): Likewise.
	(create_pseudo_type_info): Likewise.
	(get_vmi_pseudo_type_info): Likewise.
	(create_tinfo_types): Likewise.
	(emit_support_tinfos): New global function.
	(tinfo_decl_p): New global predicate.
	(emit_tinfo_decl): New global function.
	* class.c (set_rtti_entry): Generalize for old and new rtti.
	(build_vtbl_initializer): Likewise.
	* decl2.c (finish_file): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31668 138bc75d-0d04-0410-961f-82ee72b054a4