// 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.// Note: This test relies on CR line endings in the source file.library line_endings.cr;oneLineCR(x) => x;multiLineCR(y) {  return y + 1;}b(){}
