author | duke |
Wed, 05 Jul 2017 17:50:24 +0200 | |
changeset 10400 | c4f9ea1ecb55 |
parent 5547 | f4b087cbb361 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2009, 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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* @test |
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* @bug 6539464 |
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* @summary Math.log() produces inconsistent results between successive runs. |
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* |
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* @run main/othervm -Xcomp -XX:CompileOnly=Test.main Test |
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*/ |
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public class Test { |
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static double log_value = 17197; |
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static double log_result = Math.log(log_value); |
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public static void main(String[] args) throws Exception { |
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for (int i = 0; i < 1000000; i++) { |
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double log_result2 = Math.log(log_value); |
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if (log_result2 != log_result) { |
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throw new InternalError("Math.log produces inconsistent results: " + log_result2 + " != " + log_result); |
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} |
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} |
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} |
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} |