1 /*

     2  * Copyright 2009 Sun Microsystems, Inc.  All Rights Reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

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

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

    21  * have any questions.

    22  *

    23  */

    24 

    25 /**

    26  * @test

    27  * @bug 6769124

    28  * @summary arraycopy may crash the VM with c1 on 64 bit

    29  */

    30 

    31 public class TestArrayCopy6769124 {

    32 

    33     public static void main(String[] args) {

    34 

    35         int k = 1 << 31;

    36 

    37 

    38         for(int j = 0; j <1000000; j++) {

    39             int i = -1;

    40             while(i < 10) {

    41                 i++;

    42             }

    43 

    44             int m = k * i;

    45 

    46             int[] O1 = new int[20];

    47             int[] O2 = new int[20];

    48 

    49             System.arraycopy(O1, i, O2, i, 1); //will crash on amd64

    50             System.arraycopy(O1, m, O2, m, 1); //will crash on sparcv9

    51         }

    52     }

    53 }