hotspot/test/compiler/loopopts/TestCastIINoLoopLimitCheck.java
author gziemski
Fri, 20 Nov 2015 11:57:33 -0600
changeset 34254 f2743650be1f
parent 29344 49ad0989c84f
child 37287 c2660335bf81
permissions -rw-r--r--
8141706: [TESTBUG] Update tests failing due to changed behavior Summary: Add UnlockDiagnosticVMOptions as appropriate. Reviewed-by: kvn, dholmes

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
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 * 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).
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/**
 * @test
 * @bug 8073184
 * @summary CastII that guards counted loops confuses range check elimination with LoopLimitCheck off
 * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UnlockDiagnosticVMOptions -XX:-LoopLimitCheck -XX:CompileOnly=TestCastIINoLoopLimitCheck.m -Xcomp  TestCastIINoLoopLimitCheck
 *
 */

public class TestCastIINoLoopLimitCheck {

    static void m(int i, int index, char[] buf) {
        while (i >= 65536) {
            i = i / 100;
            buf [--index] = 0;
            buf [--index] = 1;
        }
    }

    static public void main(String[] args) {
        m(0, 0, null);
    }
}