hls-tactics-plugin-1.2.0.0: test/golden/KnownBigSemigroup.expected.hs
import Data.Monoid
data Big a = Big [Bool] (Sum Int) String (Endo a) Any
instance Semigroup (Big a) where
(<>) (Big bs sum s en any) (Big bs' sum' str en' any')
= Big
(bs <> bs') (sum <> sum') (s <> str) (en <> en') (any <> any')