-\r
-T6022.hs:3:1: error:\r
- Non type-variable argument in the constraint: Eq ([a] -> a)\r
- (Use FlexibleContexts to permit this)\r
- When checking that âfâ has the inferred type\r
- f :: forall a. Eq ([a] -> a) => ([a] -> a) -> Bool\r
+
+T6022.hs:3:1: error:
+ ⢠Non type-variable argument in the constraint: Eq ([a] -> a)
+ (Use FlexibleContexts to permit this)
+ ⢠When checking the inferred type
+ f :: forall a. Eq ([a] -> a) => ([a] -> a) -> Bool