Mercurial > hg > truffle
annotate test/compiler/6866651/Test.java @ 1250:3f5b7efb9642
6920293: OptimizeStringConcat causing core dumps
Reviewed-by: kvn, twisti
author | never |
---|---|
date | Fri, 05 Feb 2010 11:07:40 -0800 |
parents | 662f330d7275 |
children | c18cbe5936b8 |
rev | line source |
---|---|
927
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
1 /* |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
2 * Copyright 2009 Sun Microsystems, Inc. All Rights Reserved. |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
4 * |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
7 * published by the Free Software Foundation. |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
8 * |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
13 * accompanied this code). |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
14 * |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
15 * You should have received a copy of the GNU General Public License version |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
18 * |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
20 * CA 95054 USA or visit www.sun.com if you need additional information or |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
21 * have any questions. |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
22 */ |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
23 |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
24 /** |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
25 * @test |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
26 * @bug 6866651 |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
27 * @summary delay dead node elimination in set_req_X to prevent killing the current node when it is in use |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
28 * |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
29 * @run main Test |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
30 */ |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
31 |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
32 public class Test { |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
33 |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
34 static int sum() { |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
35 int s = 0; |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
36 for (int x = 1, y = 0; x != 0; x++, y--) { |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
37 s ^= y; |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
38 } |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
39 return s; |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
40 } |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
41 |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
42 public static void main(final String[] args) { |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
43 for (int k = 0; k < 2; k++) { |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
44 System.err.println(String.valueOf(sum())); |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
45 } |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
46 } |
662f330d7275
6866651: Regression: simple int sum crashes jvm (build 1.6.0_14-b08 and 1.7.0-ea-b59)
cfang
parents:
diff
changeset
|
47 } |