/*
 * Copyright (c) 2011, 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.
 */
/**
 * @assertion A library or static variable is guaranteed to have an
 * initializer at its declaration by the grammar.
 * @description Checks that it is a compile error when a final library
 * variable is not initialized in its declaration. 
 * @compile-error
 * @author rodionov
 * @reviewer kaigorodov
 */

final int v;

main() {
  try {
    print(v);
  } catch(ok) {}
}
