diff -r 000000000000 -r 9a66ca7c79fa test/tools/javac/Object1.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/tools/javac/Object1.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2001 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/*
+ * @test
+ * @bug 4091755
+ * @summary java.lang.Object can't be redefined without crashing javac
+ * @author gafter
+ *
+ * @compile/fail Object1.java
+ */
+
+package java.lang;
+class Object extends Throwable {
+    public final native Class getClass();
+    public native int hashCode();
+    public native boolean equals(Object obj);
+    protected native Object clone() throws CloneNotSupportedException;
+    public native String toString();
+    public final native void notify();
+    public final native void notifyAll();
+    public final native void wait(long timeout) throws InterruptedException;
+    public native final void wait(long timeout, int nanos) throws InterruptedException;
+    public native final void wait() throws InterruptedException;
+    protected void finalize() throws Throwable { }
+}