Mercurial > hg > truffle
annotate test/compiler/8007722/Test8007722.java @ 12880:469216acdb28
8023014: CodeSweeperSweepNoFlushTest.java fails with HS crash
Summary: Ensure ensure correct initialization of compiler runtime
Reviewed-by: kvn, twisti
author | anoll |
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date | Thu, 10 Oct 2013 15:44:12 +0200 |
parents | 706c919d3b56 |
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rev | line source |
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8117
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1 /* |
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2 * Copyright (c) 2013, Oracle and/or its affiliates. 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 |
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24 /* |
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25 * @test |
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26 * @bug 8007722 |
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27 * @summary GetAndSetP's MachNode should capture bottom type |
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28 * @run main/othervm -XX:-UseOnStackReplacement -XX:-BackgroundCompilation Test8007722 |
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29 * |
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30 */ |
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31 |
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32 import java.util.concurrent.atomic.*; |
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33 |
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34 public class Test8007722 { |
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35 |
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36 int i; |
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37 static AtomicReference<Test8007722> ref; |
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38 |
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39 static int test(Test8007722 new_obj) { |
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40 Test8007722 o = ref.getAndSet(new_obj); |
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41 int ret = o.i; |
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42 o.i = 5; |
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43 return ret; |
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44 } |
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45 |
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46 static public void main(String[] args) { |
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47 Test8007722 obj = new Test8007722(); |
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48 ref = new AtomicReference<Test8007722>(obj); |
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49 |
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50 for (int i = 0; i < 20000; i++) { |
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51 test(obj); |
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52 } |
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53 |
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54 System.out.println("PASSED"); |
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55 } |
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56 } |