* rtti.c (dfs_class_hint_mark): New static function.

	(dfs_class_hint_unmark): New static function.
	(class_hint_flags): Use them.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32966 138bc75d-0d04-0410-961f-82ee72b054a4