[c++] Overloading class member access (C++ only)

 #include <iostream>

using namespace std;

struct Y {

  void f() {

    cout << "call f()" << endl;

  };

};

struct X {

 Y* ptr;

 Y* operator->() {

   return ptr;

 };

};

int main() {

  X x;

  x->f();

}

call f()