template <class T> | |
struct iterator { | |
void Compare(const iterator &x) { return; } | |
friend void Check(iterator) { return; } | |
}; | |
template <class T = int> struct Box { | |
iterator<T> I; | |
void test() { | |
Check(I); | |
I.Compare(I); | |
} | |
}; | |
// Force instantiation of Box<int> | |
Box<> B; |