/*

 * Copyright (c) 2015, 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

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 */

/*

 * @test

 * @bug 8134468

 * @summary test that checks whether an array load falls into the range of an arraycopy is incorrect on 32bits

 *

 * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement

 *                    compiler.arraycopy.TestArrayCopyOverflowInBoundChecks

 */

package compiler.arraycopy;

public class TestArrayCopyOverflowInBoundChecks {

    static byte[] src_array = { 'a', 'b', 'c', 'd', 'e' };

    static byte test(int copy_len) {

        byte[] dst_array = new byte[10];

        System.arraycopy(src_array, 0, dst_array, 1, copy_len);

        return dst_array[1];

    }

    static public void main(String[] args) {

        for (int i = 0; i < 20000; i++) {

            if (test(src_array.length - 1) != src_array[0]) {

                throw new RuntimeException("Test failed");

            }

        }

    }

}