1 /*
   2  * Copyright (c) 2011, 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 /**
  26  * @test
  27  * @bug 6753639
  28  * @summary Strange optimisation in for loop with cyclic integer condition
  29  *
  30  * @run main/othervm -Xbatch compiler.c2.Test6753639
  31  */
  32 
  33 package compiler.c2;
  34 
  35 public class Test6753639 {
  36     public static void main(String[] args) throws InterruptedException {
  37         int END = Integer.MAX_VALUE;
  38         int count = 0;
  39         for(int i = Integer.MAX_VALUE - 5; i <= END; i++) {
  40             count++;
  41             if (count > 100000) {
  42                 System.out.println("Passed");
  43                 System.exit(95);
  44             }
  45         }
  46         System.out.println("broken " + count);
  47         System.out.println("FAILED");
  48         System.exit(97);
  49     }
  50 }
  51 
  52