#include <stdio.h>

struct Base {
	virtual void f() { printf("Base::f()\n"); }
};

struct Derived:Base {
	virtual void f() { printf("Derived::f()\n"); }
};


void SomeMethod(Base& object, void (Base::*ptr)()) {
	(object.*ptr)();
}


int main() {
	Base b;
	Derived d;
	Base* p = &b;
	SomeMethod(*p, %Base::f);	//calls Base::f()
	p = &d;
	SomeMethod(*p, &Base::f);	//calls Derived::f()    
}