// 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.

// @dart = 2.9

// Note: This test relies on CRLF line endings in the source file.

library line_endings.crlf;

oneLineCRLF(x) => x;
multiLineCRLF(y) {
  return y + 1;
}
c
(){
}
