/*
 * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
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 */

/*
 * @test
 * @bug 4923047
 * @summary stack overflow error compiling EnumSet.java
 * @author gafter
 *
 * @compile  Casting2.java
 */

import java.util.*;

public abstract class Casting2<E extends Enum<E>> extends AbstractSet<E>
    implements Cloneable, java.io.Serializable
{
    public static <E extends Enum<E>> Casting2<E> copyOf(Collection<E> s) throws CloneNotSupportedException {
        return (Casting2<E>)((Casting2<E>)s).clone();
    }
}