16c3ad1ff4
Co-authored-by: Hui Shi <hshi@openjdk.org> Co-authored-by: Christian Hagedorn <chagedorn@openjdk.org> Reviewed-by: thartmann, chagedorn, kvn
70 lines
2.3 KiB
Java
70 lines
2.3 KiB
Java
/*
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* Copyright (C) 2021 THL A29 Limited, a Tencent company. 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 8272574
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* @summary Crashes in PhaseIdealLoop::build_loop_late_post_work
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* @requires vm.compiler2.enabled
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*
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* @run main TestLoopPredicateDep
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*
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*/
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public class TestLoopPredicateDep {
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public static void getPermutations(byte[] inputArray, byte[][] outputArray) {
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int[] indexes = new int[]{0, 2};
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for (int a = 0; a < a + 16; a++) {
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int oneIdx = indexes[0]++;
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for (int b = a + 1; b < inputArray.length; b++) {
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int twoIdx = indexes[1]++;
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outputArray[twoIdx][0] = inputArray[a];
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outputArray[twoIdx][1] = inputArray[b];
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}
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}
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}
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public static void main(String[] args) {
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final byte[] inputArray = new byte[]{0, 1};
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final byte[][] outputArray = new byte[3][2];
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for (int i = 0; i < 10; ++i) {
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Thread t = new Thread(new Runnable() {
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public void run() {
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for (int i = 0; i < 1000000; i++) {
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getPermutations(inputArray, outputArray);
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}
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}
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});
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t.setDaemon(true);
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t.start();
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try {
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Thread.sleep(100);
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} catch (Exception e) {
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}
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}
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}
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}
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