hotspot/test/compiler/5091921/Test6931567.java
author amurillo
Fri, 07 Dec 2012 10:55:16 -0800
changeset 14739 12125dacc077
parent 9446 748a37b25d10
permissions -rw-r--r--
8004724: new hotspot build - hs25-b13 Reviewed-by: jcoomes
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/*
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 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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/**
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 * @test
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 * @bug 6931567
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 * @summary JIT Error (on class file compiled with eclipse) on JVM x64 (but not on x32!).
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 *
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 * @run main Test6931567
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 */
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// Should be compiled with javac from JDK1.3 to get bytecode which shows the problem.
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public class Test6931567 {
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    public static void main(final String[] args) {
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        booleanInvert(Integer.MAX_VALUE);
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        booleanInvert(Integer.MAX_VALUE - 1);
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    }
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    private static void booleanInvert(final int max) {
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        boolean test1 = false;
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        boolean test2 = false;
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        for (int i = 0; i < max; i++) {
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            test1 = !test1;
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        }
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        for (int i = 0; i < max; i++) {
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            test2 ^= true;
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        }
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        if (test1 != test2) {
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            System.out.println("ERROR: Boolean invert\n\ttest1=" + test1
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                    + "\n\ttest2=" + test2);
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            System.exit(97);
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        } else {
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            System.out.println("Passed!");
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        }
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    }
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}
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