List_reorder_bug.java revision 12657:6ef01bd40ce2 
1/*
2 * Copyright (c) 2007, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23package org.graalvm.compiler.jtt.optimize;
24
25import org.junit.Test;
26
27import org.graalvm.compiler.jtt.JTTTest;
28
29/*
30 */
31@SuppressWarnings("unused")
32public class List_reorder_bug extends JTTTest {
33
34    private static class TestClass {
35        String s;
36
37        private void print(String s2) {
38            this.s = s2;
39        }
40
41        private void match(Object a, int src, int id, int seq) {
42            print("match: " + src + ", " + id);
43            List item = list;
44            List itemPrev = null;
45            while (item != null) {
46                if (item.id == id) {
47                    if (item.bool) {
48                        outcall(item.id);
49                    }
50                    if (itemPrev != null) {
51                        itemPrev.next = item.next;
52                    } else {
53                        list = item.next;
54                    }
55
56                    item.next = null;
57                    return;
58                }
59
60                itemPrev = item;
61                item = item.next;
62            }
63        }
64    }
65
66    static class List {
67
68        List(int id) {
69            this.id = id;
70        }
71
72        List next;
73        int id;
74        boolean bool = true;
75    }
76
77    private static List list;
78
79    public static boolean test(int i) {
80        list = new List(5);
81        list.next = new List(6);
82        new TestClass().match(new Object(), 27, 6, 0);
83        return list.next == null;
84    }
85
86    static int globalId;
87
88    private static void outcall(int id) {
89        globalId = id;
90    }
91
92    @Test
93    public void run0() throws Throwable {
94        runTest("test", 0);
95    }
96
97}
98