Java example source code file (NestedMathExactTest.java)

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limit, nestedmathexacttest

The NestedMathExactTest.java Java example source code

/*
 * Copyright (c) 2013, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * @test
 * @bug 8027444
 * @summary Test nested loops
 * @compile NestedMathExactTest.java
 * @run main NestedMathExactTest -XX:+IgnoreUnrecognizedVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseMathExactIntrinsics
 *
 */

public class NestedMathExactTest {
    public static final int LIMIT = 100;
    public static int[] result = new int[LIMIT];
    public static int value = 17;

    public static void main(String[] args) {
        for (int i = 0; i < 100; ++i) {
            result[i] = runTest();
        }
    }

    public static int runTest() {
        int sum = 0;
        for (int j = 0; j < 100000; j = Math.addExact(j, 1)) {
            sum = 1;
            for (int i = 0; i < 5; ++i) {
                sum *= value;
            }
        }
        return sum;
    }
}