Initial load
diff --git a/test/java/util/Hashtable/EqualsCast.java b/test/java/util/Hashtable/EqualsCast.java
new file mode 100644
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+++ b/test/java/util/Hashtable/EqualsCast.java
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+/*
+ * Copyright 1999 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 4208530
+ * @summary Hashtable was less robust to extension that it could have been
+ *          because the equals and Hashcode methods used internals
+ *          unnecessarily.  (java.security.Provider tickled this sensitivity.)
+ */
+
+import java.util.*;
+import java.security.Provider;
+
+public class EqualsCast {
+    public static void main(String[] args) throws Exception {
+        Map m1 = new MyProvider("foo", 69, "baz");
+        Map m2 = new MyProvider("foo", 69, "baz");
+        m1.equals(m2);
+    }
+}
+
+class MyProvider extends Provider {
+
+    private String name;
+
+    public MyProvider(String name, double version, String info) {
+        super(name, version, info);
+        this.name = name;
+        put("Signature.sigalg", "sigimpl");
+    }
+
+    public String getName() {
+        return this.name;
+    }
+}