/*

 * Copyright (c) 2011, 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.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

/**

 * @test

 * @bug 6956668

 * @summary misbehavior of XOR operator (^) with int

 *

 * @run main/othervm -Xbatch Test6956668

 */

public class Test6956668 {

   public static int bitTest() {

      int result = 0;

      int testValue = 73;

      int bitCount = Integer.bitCount(testValue);

      if (testValue != 0) {

         int gap = Long.numberOfTrailingZeros(testValue);

         testValue >>>= gap;

         while (testValue != 0) {

            result++;

            if ((testValue ^= 0x1) != 0) {

               gap = Long.numberOfTrailingZeros(testValue);

               testValue >>>= gap;

            }

         }

      }

      if (bitCount != result) {

         System.out.println("ERROR: " + bitCount + " != " + result);

         System.exit(97);

      }

      return (result);

   }

   public static void main(String[] args) {

      for (int i = 0; i < 100000; i++) {

         int ct = bitTest();

      }

   }

}