--- /dev/null	2014-01-16 20:07:49.000000000 +0400
+++ new/test/tools/pack200/PackTestZip64.java	2014-01-16 20:07:49.000000000 +0400
@@ -0,0 +1,154 @@
+/*
+ * Copyright (c) 2014, 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.
+ */
+import java.io.*;
+import java.util.ArrayList;
+import java.util.Enumeration;
+import java.util.List;
+import java.util.jar.JarEntry;
+import java.util.jar.JarFile;
+import java.util.jar.JarInputStream;
+import java.util.jar.JarOutputStream;
+import java.util.zip.ZipEntry;
+/*
+ * @test
+ * @bug 8029646
+ * @summary tests that native unpacker produces the same result as Java one
+ * @compile -XDignore.symbol.file Utils.java PackTestZip64.java
+ * @run main PackTestZip64
+ * @author kizune
+ */
+
+public class PackTestZip64 {
+    public static void main(String... args) throws Exception {
+        testPacking();
+        Utils.cleanup();
+    }
+
+    // 1KB buffer is enough to copy jar content
+    private static final byte[] BUFFER = new byte[1024];
+
+    static void testPacking() throws IOException {
+        // make a copy of the test specimen to local directory
+        File testFile = new File("tools_java.jar");
+        // Add a large number of small files to the golden jar
+        generateLargeJar(testFile, Utils.locateJar("golden.jar"));
+
+        List<String> cmdsList = new ArrayList<>();
+
+        // Repack file to get the Java-based result
+        cmdsList.add(Utils.getPack200Cmd());
+        cmdsList.add("--repack");
+        cmdsList.add(testFile.getName());
+        Utils.runExec(cmdsList);
+        cmdsList.clear();
+
+        // Pack file with pack200 and unpack in with unpack200
+        File packedFile = new File("tools.pack.gz");
+        cmdsList.add(Utils.getPack200Cmd());
+        cmdsList.add(packedFile.getName());
+        cmdsList.add(testFile.getName());
+        Utils.runExec(cmdsList);
+        cmdsList.clear();
+
+        File unpackedFile = new File("tools_native.jar");
+        cmdsList.add(Utils.getUnpack200Cmd());
+        cmdsList.add(packedFile.getName());
+        cmdsList.add(unpackedFile.getName());
+        Utils.runExec(cmdsList);
+
+        // Compare files binary
+        compareTwoFiles(testFile, unpackedFile);
+
+        // Cleaning up generated files
+        testFile.delete();
+        packedFile.delete();
+        unpackedFile.delete();
+    }
+
+    static void compareTwoFiles(File src, File dst) throws IOException {
+        if (!src.exists()) {
+            throw new IOException("File " + src.getName() + " does not exist!");
+        }
+
+        if(!dst.exists()) {
+            throw new IOException("File " + dst.getName() + " does not exist!");
+        }
+
+        BufferedInputStream srcis, dstis;
+        srcis = new BufferedInputStream(new FileInputStream(src));
+        dstis = new BufferedInputStream(new FileInputStream(dst));
+
+        int s = 0, d, pos = 0;
+        while (s != -1) { // Checking of just one result for EOF is enough
+            s = srcis.read();
+            d = dstis.read();
+
+            if (s != d) {
+                throw new IOException("Files are differ starting at position: "
+                + Integer.toHexString(pos));
+            }
+
+            pos++;
+        }
+
+        srcis.close();
+        dstis.close();
+    }
+
+    static void generateLargeJar(File result, File source) throws IOException {
+        if (result.exists()) {
+            result.delete();
+        }
+
+        try (JarOutputStream copyTo = new JarOutputStream(new FileOutputStream(result));
+             JarFile srcJar = new JarFile(source)) {
+
+            Enumeration<? extends JarEntry> entries = srcJar.entries();
+
+            while (entries.hasMoreElements()) {
+                JarEntry je = entries.nextElement();
+                copyTo.putNextEntry(je);
+                if (!je.isDirectory()) {
+                    copyStream(srcJar.getInputStream(je), copyTo);
+                }
+                copyTo.closeEntry();
+            }
+
+            int many = Short.MAX_VALUE * 2 + 2;
+
+            for (int i = 0 ; i < many ; i++) {
+                JarEntry e = new JarEntry("F-" + i + ".txt");
+                copyTo.putNextEntry(e);
+            }
+            copyTo.flush();
+            copyTo.close();
+        }
+    }
+
+    static void copyStream(InputStream in, OutputStream out) throws IOException {
+        int bytesRead;
+        while ((bytesRead = in.read(BUFFER))!= -1) {
+            out.write(BUFFER, 0, bytesRead);
+        }
+    }
+}