diff -r fd16c54261b3 -r 06bc494ca11e langtools/test/tools/javac/generics/odersky/BadTest4.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/generics/odersky/BadTest4.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,65 @@
+/*
+ * Copyright 2002 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
+ * @summary Negative regression test from odersky
+ * @author odersky
+ *
+ * @compile/fail -source 1.5 BadTest4.java
+ */
+
+class BadTest4 {
+
+    interface I {}
+    interface J {}
+    static class C implements I, J {}
+    static class D implements I, J {}
+
+    interface Ord {}
+
+    static class Main {
+
+        static C c = new C();
+        static D d = new D();
+
+        static <B> List<B> nil() { return new List<B>(); }
+        static <A, B extends A> A f(A x, B y) { return x; }
+        static <A, B extends A> B g(List<A> x, List<B> y) { return y.head; }
+
+        static <A> List<A> cons(A x, List<A> xs) { return xs.prepend(x); }
+        static <A> Cell<A> makeCell(A x) { return new Cell<A>(x); }
+        static <A> A id(A x) { return x; }
+
+        static Integer i = new Integer(1);
+        static Number n = i;
+
+        public static void main(String[] args) {
+            Number x = f(n, i);
+            x = f(i, n);
+            f(cons("abc", nil()), nil());
+            f(nil(), cons("abc", nil()));
+        }
+    }
+}