test/compiler/5091921/Test6196102.java
author kvn
Wed May 04 13:12:42 2011 -0700 (12 months ago)
changeset 2405 bad7ecd0b6ed
permissions -rw-r--r--
5091921: Sign flip issues in loop optimizer
Summary: Fix integer overflow problem in the code generated by loop optimizer.
Reviewed-by: never
        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 6196102
       28  * @summary Integer seems to be greater than Integer.MAX_VALUE
       29  *
       30  * @run main Test6196102
       31  */
       32 
       33 public class Test6196102 {
       34     static public void main(String[] args) {
       35         int i1 = 0;
       36         int i2 = Integer.MAX_VALUE;
       37 
       38         while (i1 >= 0) {
       39             i1++;
       40             if (i1 > i2) {
       41                 System.out.println("E R R O R: " + i1);
       42                 System.exit(97);
       43             }
       44         }
       45     }
       46 }
       47