/* * Copyright (c) 2019, 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 8230185 * @summary assert(is_Loop()) failed: invalid node class, during OSR compilation * for VNNI pattern match. * * @run main/othervm -Xcomp * -XX:CompileCommand=compileonly,compiler.loopopts.TestIrreducibleLoopWithVNNI::* * compiler.loopopts.TestIrreducibleLoopWithVNNI */ package compiler.loopopts; public class TestIrreducibleLoopWithVNNI { public static boolean condition = false; public static void main(String[] strArr) { TestIrreducibleLoopWithVNNI _instance = new TestIrreducibleLoopWithVNNI(); for (int i = 0; i < 10; i++) { _instance.mainTest(); } } public void mainTest() { int a = 1, b = 1, c = 1, d = 51; for (b = 0; b < 100; b++) { a = a + b * 342; for (c = 0; c < 100; c++) { for (d = 0; d < 1; d++) a = d; if (condition) break; } a = d * a; } } }