// Copyright (c) 2014, 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.

library abstract_field;

class A {
  String get foo => null;

  set foo(String v) => null;

  method() {
  }
}

String get bar => null;

set bar(String v) => null;

main() {}
