ref: d4f9619762e9c1d1f33d06d8cd4489c324411f49 dir: /lib/Data/Semigroup.hs/
module Data.Semigroup(module Data.Semigroup) where import Prelude() -- do not import Prelude import Primitives infixr 6 <> class Semigroup a where (<>) :: a -> a -> a