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comparison test/runtime/memory/ReserveMemory.java @ 10447:638387729ddf

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Merge.
author Christian Humer <christian.humer@gmail.com>
date Thu, 20 Jun 2013 19:10:40 +0200
parents f54c85acc043
children cc4f5f8d885e
comparison
equal deleted inserted replaced
10446:746fa60be266 10447:638387729ddf
1 /*
2 * Copyright (c) 2013, 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 * @key regression
27 * @bug 8012015
28 * @summary Make sure reserved (but uncommitted) memory is not accessible
29 * @library /testlibrary /testlibrary/whitebox
30 * @build ReserveMemory
31 * @run main ClassFileInstaller sun.hotspot.WhiteBox
32 * @run main ReserveMemory
33 */
34
35 import com.oracle.java.testlibrary.*;
36
37 import sun.hotspot.WhiteBox;
38
39 public class ReserveMemory {
40 private static boolean isWindows() {
41 return System.getProperty("os.name").toLowerCase().startsWith("win");
42 }
43
44 private static boolean isOsx() {
45 return System.getProperty("os.name").toLowerCase().startsWith("mac");
46 }
47
48 public static void main(String args[]) throws Exception {
49 if (args.length > 0) {
50 WhiteBox.getWhiteBox().readReservedMemory();
51
52 throw new Exception("Read of reserved/uncommitted memory unexpectedly succeeded, expected crash!");
53 }
54
55 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
56 "-Xbootclasspath/a:.",
57 "-XX:+UnlockDiagnosticVMOptions",
58 "-XX:+WhiteBoxAPI",
59 "ReserveMemory",
60 "test");
61
62 OutputAnalyzer output = new OutputAnalyzer(pb.start());
63 if (isWindows()) {
64 output.shouldContain("EXCEPTION_ACCESS_VIOLATION");
65 } else if (isOsx()) {
66 output.shouldContain("SIGBUS");
67 } else {
68 output.shouldContain("SIGSEGV");
69 }
70 }
71 }