// Copyright (c) 2011, 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 class has an instance member and 
 * a static member with the same name.
 * @description Checks that it is a compile-time error if a class inherits an 
 * abstract instance method and declares a static member method with the same 
 * name.
 * @compile-error
 * @author kaigorodov
 */

abstract class B {
  int func();
}

class A extends B {
  static int func() => 42;
}

main() {
  new A();
}
