// Copyright (c) 2018, 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.

/*class: C:OutputUnit(1, {s1, s2})*/
class C {
  /*element: C.:OutputUnit(1, {s1, s2})*/
  const C();

  /*element: C.method:OutputUnit(1, {s1, s2})*/
  method() => print("1");
}
