ref: c48ae4afe7cbe79f6ac14a05c85bd7c84724c03d
dir: /lib/Data/Semigroup.hs/
module Data.Semigroup( module Data.Monoid, ) where import Prelude() -- do not import Prelude import Data.Monoid hiding(Monoid(..)) -- Data.Monoid contains the definition of Semigroup