// Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

/// @assertion It is also a compile-time error to subclass, mix-in or implement
/// an enum or to explicitly instantiate an enum.
/// @description Checks that it is compile-time error to mix-in an enum using
/// form of the form S with M
/// @author sgrekhov@unipro.ru


enum E {a, b, c}

class C {
}

class A = C with E;
//               ^
// [analyzer] unspecified
// [cfe] unspecified

main() {
  new A();
}
