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annotate test/compiler/6892265/Test.java @ 2221:0aa3b4908911 jdk7-b131

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Merge
author cl
date Wed, 23 Feb 2011 15:48:46 -0800
parents c18cbe5936b8
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1 /*
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2 * Copyright (c) 2009, 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 /**
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26 * @test
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27 * @bug 6892265
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28 * @summary System.arraycopy unable to reference elements beyond Integer.MAX_VALUE bytes
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29 *
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30 * @run main/othervm Test
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31 */
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32
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33 public class Test {
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34 static final int NCOPY = 1;
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35 static final int OVERFLOW = 1;
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36 static int[] src2 = new int[NCOPY];
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37 static int[] dst2;
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38
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39 static void test() {
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40 int N;
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41 int SIZE;
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42
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43 N = Integer.MAX_VALUE/4 + OVERFLOW;
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44 System.arraycopy(src2, 0, dst2, N, NCOPY);
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45 System.arraycopy(dst2, N, src2, 0, NCOPY);
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46 }
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47
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48 public static void main(String[] args) {
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49 try {
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50 dst2 = new int[NCOPY + Integer.MAX_VALUE/4 + OVERFLOW];
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51 } catch (OutOfMemoryError e) {
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52 System.exit(95); // Not enough memory
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53 }
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54 System.out.println("warmup");
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55 for (int i=0; i <11000; i++) {
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56 test();
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57 }
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58 System.out.println("start");
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59 for (int i=0; i <1000; i++) {
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60 test();
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61 }
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62 System.out.println("finish");
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63 }
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64
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65 }