eb95.c

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

struct A {};

template <class T>
void operator+ (A &i, T &b) {}

template<class T>
void func (A &a, T &b) {}

int main()
{
  A a;

#if STRANGE
  func(a, "egcs");
#endif
  a+"egcs";
}