/* * Copyright (c) 2018, 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. * * 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 8194914 * @summary "node not on backedge" assert in OuterStripMinedLoopNode::adjust_strip_mined_loop * * @run main/othervm -XX:-TieredCompilation -XX:+IgnoreUnrecognizedVMOptions -XX:-BackgroundCompilation -XX:+UseCountedLoopSafepoints -XX:LoopStripMiningIter=1000 BackedgeNodeWithOutOfLoopControl * */ public class BackedgeNodeWithOutOfLoopControl { public static void accessArrayVariables(int[] array, int i) { for (int j = 0; j < 100000; j++) { array[i-2]++; array[i-1]++; } } public void test() { int[] array = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}; for (int i = 0; i < 2000; i++) { accessArrayVariables(array, 5); } } public static void main(String [] args) { BackedgeNodeWithOutOfLoopControl aa = new BackedgeNodeWithOutOfLoopControl(); aa.test(); } }