Imported Upstream version 4.3.2.467

Former-commit-id: 9c2cb47f45fa221e661ab616387c9cda183f283d

mcs/tests/gtest-635.cs

@@ -0,0 +1,27 @@
+public interface I<T>
+{
+	T Clone();
+	T1 Clone<T1>() where T1 : T;
+}
+
+public interface I2 : I<I2>
+{
+}
+
+public class TestClass : I2
+{
+	public I2 Clone ()
+	{
+		return null;
+	}
+
+	public T1 Clone<T1> () where T1 : I2
+	{
+		return (T1) Clone();
+	}
+
+	public static void Main () 
+	{
+		new TestClass ();
+	}
+}