1 /*
   2  * Copyright (c) 2009, 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 /**
  26  * @test
  27  * @bug 6852078
  28  * @summary Disable SuperWord optimization for unsafe read/write
  29  *
  30  * @modules java.corba/com.sun.corba.se.impl.encoding
  31  *          java.corba/com.sun.jndi.toolkit.corba
  32  * @run main/othervm --add-modules=java.corba Test6852078
  33  */
  34 
  35 import java.util.*;
  36 import java.nio.ByteBuffer;
  37 import com.sun.corba.se.impl.encoding.ByteBufferWithInfo;
  38 import com.sun.jndi.toolkit.corba.CorbaUtils;
  39 
  40 public class Test6852078 {
  41 
  42     public Test6852078(String [] args) {
  43 
  44         int capacity = 128;
  45         ByteBuffer bb = ByteBuffer.allocateDirect(capacity);
  46         ByteBufferWithInfo bbwi = new ByteBufferWithInfo( CorbaUtils.getOrb(null, -1, new Hashtable()), bb);
  47         byte[] tmpBuf;
  48         tmpBuf = new byte[bbwi.buflen];
  49 
  50         for (int i = 0; i < capacity; i++)
  51             tmpBuf[i] = bbwi.byteBuffer.get(i);
  52     }
  53 
  54     public static void main(String [] args) {
  55         long start = System.currentTimeMillis();
  56         for (int i=0; i<2000; i++) {
  57             // To protect slow systems from test-too-long timeouts
  58             if ((i > 100) && ((System.currentTimeMillis() - start) > 100000))
  59                break;
  60             Test6852078 t = new Test6852078(args);
  61         }
  62     }
  63 }