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annotate test/compiler/types/TestMeetExactConstantArrays.java @ 24155:88bd5f7522a1 jvmci-0.30

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update hgignore and undo change to hotspot/.project
author Doug Simon <doug.simon@oracle.com>
date Fri, 07 Jul 2017 15:08:58 +0200
parents 2163da41681e
children
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1 /*
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2 * Copyright (c) 2015, 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 8075587
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27 * @summary meet of 2 constant arrays result in bottom
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28 * @run main/othervm TestMeetExactConstantArrays
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29 *
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30 */
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31
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32 public class TestMeetExactConstantArrays {
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33 public abstract static class NumbersHolder {
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34 public Number[] getNumbers() {
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35 return null;
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36 }
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37 }
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38
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39 public static class IntegersHolder extends NumbersHolder {
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40 private final static Integer integers[] = { new Integer(1) };
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41
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42 public Number[] getNumbers() {
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43 return integers;
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44 }
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45 }
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46
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47 public static class LongsHolder extends NumbersHolder {
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48 private final static Long longs[] = { new Long(1) };
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49
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50 public Number[] getNumbers() {
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51 return longs;
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52 }
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53 }
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54
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55 public static final void loopNumbers(NumbersHolder numbersHolder) {
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56 Number[] numbers = numbersHolder.getNumbers();
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57 for (int i = 0; i < numbers.length; i++) {
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58 numbers[i].longValue();
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59 }
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60 }
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61
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62 public static void main(String[] args) throws Exception {
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63 for (int i = 0; i < 10000; i++) {
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64 IntegersHolder integersHolder = new IntegersHolder();
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65 LongsHolder longsHolder = new LongsHolder();
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66 loopNumbers(integersHolder);
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67 loopNumbers(longsHolder);
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68 }
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69 }
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70 }