view test/compiler/6795362/Test6795362.java @ 504:b7549fd4792e

6795362: 32bit server compiler leads to wrong results on solaris-x86 Summary: The C2 compiler leads to wrong results on solaris-i486 (32-bit) for a testcase given in the CR. Reviewed-by: never, rasbold
author twisti
date Tue, 03 Feb 2009 01:39:12 -0800
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/*
 * Copyright 2009 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

/**
 * @test
 * @bug 6795362
 * @summary 32bit server compiler leads to wrong results on solaris-x86
 *
 * @run main/othervm -Xcomp -XX:CompileOnly=Test6795362.sub Test6795362
 */

public class Test6795362 {
    public static void main(String[] args)
    {
        sub();

        if (var_bad != 0)
            throw new InternalError(var_bad + " != 0");
    }

    static long var_bad = -1L;

    static void sub()
    {
        var_bad >>= 65;
        var_bad /= 65;
    }
}