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