binding3.c

this is a gcc file, you can download it and learn its usetility, for further detail please look at t

// Bug: g++ fails to clear out the IDENTIFIER_CLASS_VALUEs of various names
// after a class definition.
// Build don't link:

struct A {
  typedef double T;
  virtual T f () = 0;
};

class B {
  B (const B&);
  void operator=(const B&);
public:
  B ();
  typedef void * T;
};

struct C : public A {
  T f ();			// gets bogus error
};