Mercurial > hg > truffle
annotate test/compiler/6769124/TestArrayCopy6769124.java @ 11932:66909d055314
Fix unsafe load snippet.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Mon, 07 Oct 2013 23:10:17 +0200 |
parents | c18cbe5936b8 |
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1060 | 1 /* |
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6941466: Oracle rebranding changes for Hotspot repositories
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2 * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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parents:
1060
diff
changeset
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1060
diff
changeset
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20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1060
diff
changeset
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21 * questions. |
1060 | 22 * |
23 */ | |
24 | |
25 /** | |
26 * @test | |
27 * @bug 6769124 | |
28 * @summary arraycopy may crash the VM with c1 on 64 bit | |
29 */ | |
30 | |
31 public class TestArrayCopy6769124 { | |
32 | |
33 public static void main(String[] args) { | |
34 | |
35 int k = 1 << 31; | |
36 | |
37 | |
38 for(int j = 0; j <1000000; j++) { | |
39 int i = -1; | |
40 while(i < 10) { | |
41 i++; | |
42 } | |
43 | |
44 int m = k * i; | |
45 | |
46 int[] O1 = new int[20]; | |
47 int[] O2 = new int[20]; | |
48 | |
49 System.arraycopy(O1, i, O2, i, 1); //will crash on amd64 | |
50 System.arraycopy(O1, m, O2, m, 1); //will crash on sparcv9 | |
51 } | |
52 } | |
53 } |