1 /*

     2  * Copyright (c) 2011, 2014, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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

    21  * questions.

    22  */

    23 

    24 /**

    25  * @test

    26  * @bug 7005594

    27  * @summary Array overflow not handled correctly with loop optimzations

    28  *

    29  * @run shell Test7005594.sh

    30  */

    31 

    32 package compiler.c2.cr7005594;

    33 

    34 public class Test7005594 {

    35 

    36       static int test(byte a[]){

    37           int result=0;

    38           for( int i=0; i<a.length; i+=((0x7fffffff>>1)+1) ){

    39               result += a[i];

    40           }

    41           return result;

    42       }

    43 

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

    45           byte a[]=new byte[(0x7fffffff>>1)+2];

    46           int result = 0;

    47           try {

    48               result = test(a);

    49           } catch (ArrayIndexOutOfBoundsException e) {

    50               e.printStackTrace(System.out);

    51               System.out.println("Passed");

    52               System.exit(95);

    53           }

    54           System.out.println(result);

    55           System.out.println("FAILED");

    56           System.exit(97);

    57       }

    58 

    59 }

    60