/*

 * Copyright 1997 Sun Microsystems, Inc.  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.

 *

 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

/*

 * @test

 * @bug 4047816

 * @summary certain inheritance patterns involving methods defined in

 *          Object used to cause spurious error messages.

 * @author turnidge

 *

 * @compile CloneableProblem.java

 */

interface A extends Cloneable

{

  public Object clone() throws CloneNotSupportedException;

}

interface B extends A

{ }

interface C extends A

{ }

interface D extends B, C

{ }

public class CloneableProblem implements D

{

  private int i;

  public CloneableProblem(int i)

  {

    this.i = i;

  }

  public Object clone()

  {

    CloneableProblem theCloneableProblem = null;

    try

      {

        theCloneableProblem = (CloneableProblem) super.clone();

        theCloneableProblem.i = i;

      }

    catch (CloneNotSupportedException cnse)

      { }

    return theCloneableProblem;

  }

  public static void main(String argv[])

  {

    try

      {

        A a0 = new CloneableProblem(0);

        A a1 = (A) a0.clone();

        B b0 = new CloneableProblem(0);

        B b1 = (B) b0.clone();

        C c0 = new CloneableProblem(0);

        C c1 = (C) c0.clone();

        D d0 = new CloneableProblem(0);

        D d1 = (D) d0.clone();

      }

    catch (CloneNotSupportedException cnse)

      { }

      }

}