// Build don't link: 
// GROUPS passed enums
class X {
  private:
    enum E1 {a1, b1}; // ERROR - private
  public:
    enum E2 {a2, b2};
    };

void h(X* p) {
    X::E2 e2;
    int x2 = X::a2;

    X::E1 e1;	     // ERROR - within this context
    int x1 = X::a1;  // ERROR - within this context
    }