9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /**
25 * @test
26 * @bug 6539464
27 * @summary Math.log() produces inconsistent results between successive runs.
28 *
29 * @run main/othervm -Xcomp -XX:CompileOnly=Test.main Test
30 */
31
32 public class Test {
33 static double log_value = 17197;
34 static double log_result = Math.log(log_value);
35
36 public static void main(String[] args) throws Exception {
37 for (int i = 0; i < 1000000; i++) {
38 double log_result2 = Math.log(log_value);
39 if (log_result2 != log_result) {
40 throw new InternalError("Math.log produces inconsistent results: " + log_result2 + " != " + log_result);
41 }
42 }
43 }
44 }
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /**
25 * @test
26 * @bug 6539464
27 * @summary Math.log() produces inconsistent results between successive runs.
28 *
29 * @run main/othervm -Xcomp
30 * -XX:CompileCommand=compileonly,compiler.interpreter.Test6539464::main
31 * compiler.interpreter.Test6539464
32 */
33
34 package compiler.interpreter;
35
36 public class Test6539464 {
37 static double log_value = 17197;
38 static double log_result = Math.log(log_value);
39
40 public static void main(String[] args) throws Exception {
41 for (int i = 0; i < 1000000; i++) {
42 double log_result2 = Math.log(log_value);
43 if (log_result2 != log_result) {
44 throw new InternalError("Math.log produces inconsistent results: " + log_result2 + " != " + log_result);
45 }
46 }
47 }
48 }
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