// 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 a compile-time error if a declared or derived mixin
 * explicitly declares a constructor which is not a factory constructor.
 * @description Checks that it is a compile-time error if a derived mixin
 * explicitly declares a redirecting constructor.
 * @compile-error
 * @author sgrekhov@unipro.ru
 */

class A {
}

class M {
  int x;
  M(this.x);
}

class C extends A with M {
}

main() {
  new C();
}
