visitation_impl_invoke_impl( int internal_which, Visitor& visitor, VoidPtrCV storage, T* , mpl::false_// never_uses_backup ) { if (internal_which >= 0) { return visitor.internal_visit( cast_storage<T>(storage), 1L ); } else { return visitor.internal_visit( cast_storage< backup_holder<T> >(storage), 1L ); } }
visitation_impl_invoke_impl( int, Visitor& visitor, VoidPtrCV storage, T* , mpl::true_// never_uses_backup ) { return visitor.internal_visit( cast_storage<T>(storage), 1L ); }