blob: fde6c4b1dae5af7e595e0513ebf09515e2622619 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
|
module ShouldSucceed where
class Eq1 a where
deq :: a -> a -> Bool
instance Eq1 Int where
deq x y = True
instance (Eq1 a) => Eq1 [a] where
deq (a:as) (b:bs) = if (deq a b) then (deq as bs) else False
f x (y:ys) = deq x ys
|