Mon, 29 Apr 2013 16:13:57 -0400
8011773: Some tests on Interned String crashed JVM with OOM
Summary: Instead of terminating the VM, throw OutOfMemoryError exceptions.
Reviewed-by: coleenp, dholmes
1 /*
2 * Copyright (c) 2008, 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 */
24 /**
25 * @test
26 * @bug 6700047
27 * @summary C2 failed in idom_no_update
28 * @run main Test6700047
29 */
31 public class Test6700047 {
32 static byte[] dummy = new byte[256];
34 public static void main(String[] args) {
35 for (int i = 0; i < 100000; i++) {
36 intToLeftPaddedAsciiBytes();
37 }
38 }
40 public static int intToLeftPaddedAsciiBytes() {
41 int offset = 40;
42 int q;
43 int r;
44 int i = 100;
45 int result = 1;
46 while (offset > 0) {
47 q = (i * 52429);
48 r = i;
49 offset--;
50 i = q;
51 if (i == 0) {
52 break;
53 }
54 }
55 if (offset > 0) {
56 for(int j = 0; j < offset; j++) {
57 result++;
58 dummy[i] = 0;
59 }
60 }
61 return result;
62 }
63 }