// 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.

// With several valid versions the first one wins.

// @dart = 2.5
// @dart = 2.4

/*library: languageVersion=2.5*/

main() {}