7078386: NetworkInterface.getNetworkInterfaces() may return corrupted results on linux
Reviewed-by: michaelm, alanb, chegar
Contributed-by: brandon.passanisi@oracle.com
/*
* Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
/**
* @test
* @bug 6892265
* @summary System.arraycopy unable to reference elements beyond Integer.MAX_VALUE bytes
*
* @run main/othervm Test
*/
public class Test {
static final int NCOPY = 1;
static final int OVERFLOW = 1;
static int[] src2 = new int[NCOPY];
static int[] dst2;
static void test() {
int N;
int SIZE;
N = Integer.MAX_VALUE/4 + OVERFLOW;
System.arraycopy(src2, 0, dst2, N, NCOPY);
System.arraycopy(dst2, N, src2, 0, NCOPY);
}
public static void main(String[] args) {
try {
dst2 = new int[NCOPY + Integer.MAX_VALUE/4 + OVERFLOW];
} catch (OutOfMemoryError e) {
System.exit(95); // Not enough memory
}
System.out.println("warmup");
for (int i=0; i <11000; i++) {
test();
}
System.out.println("start");
for (int i=0; i <1000; i++) {
test();
}
System.out.println("finish");
}
}