--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/generics/inference/6650759/T6650759i.java	Tue Sep 01 14:53:39 2009 +0100
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2009 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     6650759
+ * @summary Inference of formal type parameter (unused in formal parameters) is not performed
+ * @compile T6650759i.java
+ */
+public class T6650759i {
+
+    static class A<X extends A, Y extends B> {}
+
+    static class B<X extends B> {}
+
+    static class C<X extends A<X, Y>, Y extends B<Y>> {}
+
+    static <U extends A<U, V>, V extends B<V>> Class<U> m1(U x) {
+        return null;
+    }
+
+    static <U extends A<U, V>, V extends B<V>> U m2(Class<U> c) {
+        return null;
+    }
+
+    static <W, U extends A<U, V>, V extends B<V>> W m3(Class<W> c1, C<U, V> c2) {
+        return null;
+    }
+
+    static <U extends A<U, V>, V extends B<V>> void test(U u, C<U, V> c) {
+        m2(m1(u));
+        U res = m3(m1(u), c);
+    }
+}