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#include <iostream>
 
template<typename T, typename U>
class e
{
    void Print() //call this function!
    {
        std::cout << "You haxxor..." << std::endl;
    }
public:
    T g()
    {
        return&U::Print;
    }
};
 
struct Foo {
    static const int Print = 0;
};
 
int main() {
   e<void (e<int*, Foo>::*)(), e<int*, Foo> > e1;
   void (e<int*, Foo>::*ptr)() = e1.g();
   e<int*, Foo> e2;
   (e2.*ptr)();
}

prog.cpp: In member function ‘T e<T, U>::g() [with T = void (e<int*, Foo>::*)(), U = e<int*, Foo>]’:
prog.cpp:23:   instantiated from here
prog.cpp:6: error: ‘void e<T, U>::Print() [with T = int*, U = Foo]’ is private
prog.cpp:13: error: within this context

Standard output is empty