--- /dev/null
+import "Prelude"\r
+\r
+deepId :: FooBar b => b -> a -> a\r
+deepId count x = deepId2 count x\r
+deepId2 count x = if count <= 0 then x else deepId (count-1) x\r
+\r
+main = deepId (5 :: Integer) "FOO"\r
+--\r
+3:11-3:17: Unresolved type class FooBar.
\ No newline at end of file