Mercurial > hg > truffle
annotate test/runtime/7158988/TestPostFieldModification.java @ 6086:cdd249497b34
7170053: crash in C2 when using -XX:+CountCompiledCalls
Reviewed-by: kvn, twisti
Contributed-by: Krystal Mok <sajia@taobao.com>
author | twisti |
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date | Fri, 18 May 2012 12:20:24 -0700 |
parents | 27dab8a7c762 |
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rev | line source |
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1 /* |
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2 * Copyright 2012 SAP AG. All Rights Reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
6003 | 24 public class TestPostFieldModification { |
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25 |
6003 | 26 public String value; // watch modification of value |
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27 |
6003 | 28 public static void main(String[] args){ |
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29 |
6003 | 30 System.out.println("Start threads"); |
31 // this thread modifies the field 'value' | |
32 new Thread() { | |
33 TestPostFieldModification test = new TestPostFieldModification(); | |
34 public void run() { | |
35 test.value="test"; | |
36 for(int i = 0; i < 10; i++) { | |
37 test.value += new String("_test"); | |
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38 } |
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39 } |
6003 | 40 }.start(); |
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41 |
6003 | 42 // this thread is used to trigger a gc |
43 Thread d = new Thread() { | |
44 public void run() { | |
45 while(true) { | |
46 try { | |
47 Thread.sleep(100); | |
48 } catch (InterruptedException e) { | |
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49 |
6003 | 50 } |
51 System.gc(); | |
52 } | |
53 } | |
54 }; | |
55 d.setDaemon(true); | |
56 d.start(); | |
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57 } |
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58 } |