// Copyright (c) 2016, 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 A class may be defined as a mixin application.
///
/// classDefinition:
///   metadata abstract? class mixinApplicationClass
/// ;
/// mixinClassApplication:
///   identifer typeParameters? `=' mixinApplication `;'
///
/// mixinApplication:
///   type mixins interfaces?
/// ;
///
/// A mixin application of the form S with M; defines a class C with superclass
/// S.
/// A mixin application of the form S with M1,...,Mk; defines a class C whose
/// superclass is the application of the mixin composition Mk−1∗...∗M1 to S.
/// In both cases above, C declares the same instance members as M (respec-
/// tively, Mk).
/// @description Test that mixin cannot mixed into itself
/// @author sgrekhov@unipro.ru


class S {
}

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

main() {
  new C();
}
