--- /dev/null 2016-05-31 09:42:47.975716356 -0700 +++ new/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.jtt/src/org/graalvm/compiler/jtt/optimize/List_reorder_bug.java 2016-12-09 00:52:53.615318694 -0800 @@ -0,0 +1,97 @@ +/* + * Copyright (c) 2007, 2012, 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. + */ +package org.graalvm.compiler.jtt.optimize; + +import org.junit.Test; + +import org.graalvm.compiler.jtt.JTTTest; + +/* + */ +@SuppressWarnings("unused") +public class List_reorder_bug extends JTTTest { + + private static class TestClass { + String s; + + private void print(String s2) { + this.s = s2; + } + + private void match(Object a, int src, int id, int seq) { + print("match: " + src + ", " + id); + List item = list; + List itemPrev = null; + while (item != null) { + if (item.id == id) { + if (item.bool) { + outcall(item.id); + } + if (itemPrev != null) { + itemPrev.next = item.next; + } else { + list = item.next; + } + + item.next = null; + return; + } + + itemPrev = item; + item = item.next; + } + } + } + + static class List { + + List(int id) { + this.id = id; + } + + List next; + int id; + boolean bool = true; + } + + private static List list; + + public static boolean test(int i) { + list = new List(5); + list.next = new List(6); + new TestClass().match(new Object(), 27, 6, 0); + return list.next == null; + } + + static int globalId; + + private static void outcall(int id) { + globalId = id; + } + + @Test + public void run0() throws Throwable { + runTest("test", 0); + } + +}