gcc/testsuite/g++.old-deja/g++.robertl/ebnull-cast.C

// { dg-do run  }
class null {
    null (null const&);
    void operator& ();

  public:
    null () {}

    template <typename T>
    operator T* () const { return 0; }
} const null;


int main ()
{
    int *p = static_cast<int*>(null);

    return 0;
}