// Copyright (c) 2019, 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 a compile-time error if the interface of a class C is a
/// superinterface of itself.
/// @description When a class name appears as a type or interface, that name
/// denotes the interface of the class.
/// Test checks that it is a compile-time error when a class's own name is
/// included in its implements clause.
/// @author sgrekhov@unipro.ru

// SharedOptions=--enable-experiment=nonfunction-type-aliases
abstract class I {}

class C implements I, CAlias {}
//    ^
// [analyzer] unspecified
// [cfe] unspecified

typedef CAlias = C;

main () {
  new C();
}