--- /dev/null
+import "Prelude"\r
+\r
+// vvvvvv mistake, parantheses missing\r
+instance Functor (->) a where\r
+ map f g x = f (g x)\r
+ \r
+main = "Not to be executed."\r
+--\r
+4:1-5:24: Wrong number of parameters to type class Functor.
\ No newline at end of file