Test6901572.java revision 11707:ad7af1afda7a 
1/*
2 * Copyright (c) 2009, 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 */
23
24/**
25 * @test
26 * @bug 6901572
27 * @summary JVM 1.6.16 crash on loops: assert(has_node(i),"")
28 *
29 * @run main/othervm compiler.c2.Test6901572
30 */
31
32package compiler.c2;
33
34public class Test6901572 {
35
36    public static void main(String[] args) {
37        for (int i = 0; i < 2; i++)
38            NestedLoop();
39    }
40
41    public static long NestedLoop() {
42        final int n = 50;
43        long startTime = System.currentTimeMillis();
44        int x = 0;
45        for(int a = 0; a < n; a++)
46            for(int b = 0; b < n; b++)
47                for(int c = 0; c < n; c++)
48                    for(int d = 0; d < n; d++)
49                        for(int e = 0; e < n; e++)
50                            for(int f = 0; f < n; f++)
51                                x++;
52        long stopTime = System.currentTimeMillis();
53
54        return stopTime - startTime;
55    }
56}
57