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 * Copyright (c) 2023, Red Hat, Inc. 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.
 *
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 */

/*
 * @test
 * @bug 8308103
 * @summary Massive (up to ~30x) increase in C2 compilation time since JDK 17
 * @run main/othervm -Xcomp -XX:CompileOnly=TestSinkingNodesCausesLongCompilation::mainTest -XX:+UnlockDiagnosticVMOptions
 *                   -XX:RepeatCompilation=30 TestSinkingNodesCausesLongCompilation
 */

public class TestSinkingNodesCausesLongCompilation {
    public static final int N = 400;
    public static int iFld=41489;

    public void mainTest(String[] strArr1) {
        int i9=-13, i10=-248, i11=-4, i13=33, i15=-171, i18=-58, iArr2[]=new int[N];

        for (i9 = 7; i9 < 256; i9++) {
            i11 = 1;
            do {
            } while (++i11 < 101);
        }
        for (int i14 : iArr2) {
            for (i15 = 63; 0 < i15; i15 -= 2) {
                i10 *= i13;
                i10 >>= i14;
            }
            for (i18 = 2; 63 > i18; i18++) {
                i10 = iFld;
                iArr2[i18] |= i11;
            }
        }
        System.out.println("i9 = " + i9);
    }

    public static void main(String[] strArr) {
        TestSinkingNodesCausesLongCompilation _instance = new TestSinkingNodesCausesLongCompilation();
        for (int i = 0; i < 10; i++) {
            _instance.mainTest(strArr);
        }
    }
}