Mercurial > hg > truffle
annotate test/compiler/6539464/Test.java @ 7496:57e651659b4d
Fix for lock elimination phase.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Thu, 17 Jan 2013 00:41:44 +0100 |
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1 /* |
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2 * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 /** |
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25 * @test |
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26 * @bug 6539464 |
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27 * @summary Math.log() produces inconsistent results between successive runs. |
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28 * |
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29 * @run main/othervm -Xcomp -XX:CompileOnly=Test.main Test |
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30 */ |
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31 |
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32 public class Test { |
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33 static double log_value = 17197; |
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34 static double log_result = Math.log(log_value); |
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35 |
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36 public static void main(String[] args) throws Exception { |
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37 for (int i = 0; i < 1000000; i++) { |
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38 double log_result2 = Math.log(log_value); |
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39 if (log_result2 != log_result) { |
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40 throw new InternalError("Math.log produces inconsistent results: " + log_result2 + " != " + log_result); |
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41 } |
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42 } |
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43 } |
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44 } |