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1 /* |
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2 * Copyright 2009 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 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 } |