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annotate test/compiler/6695810/Test.java @ 253:b0fe4deeb9fb

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6726999: nsk/stress/jck12a/jck12a010 assert(n != null,"Bad immediate dominator info.") Summary: Escape Analysis fixes. Reviewed-by: never, rasbold
author kvn
date Mon, 28 Jul 2008 17:12:52 -0700
parents 885ed790ecf0
children 70c4fb9cf899
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright 2008 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 /*
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26 * @test
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27 * @bug 6695810
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28 * @summary null oop passed to encode_heap_oop_not_null
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29 * @run main/othervm -Xbatch Test
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30 */
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31
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32 public class Test {
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33 Test _t;
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34
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35 static void test(Test t1, Test t2) {
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36 if (t2 != null)
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37 t1._t = t2;
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38
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39 if (t2 != null)
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40 t1._t = t2;
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41 }
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42
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43 public static void main(String[] args) {
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44 Test t = new Test();
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45 for (int i = 0; i < 50; i++) {
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46 for (int j = 0; j < 100; j++) {
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47 test(t, t);
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48 }
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49 test(t, null);
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50 }
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51 for (int i = 0; i < 10000; i++) {
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52 test(t, t);
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53 }
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54 test(t, null);
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55 }
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56 }