# OPTIONS_GHC -fwarn - unused - imports   #

import GHC.Prim (coerce)
  check whether the implicit use of First is noted

main = print (coerce $ Just (1::Int)  :: First Int)




# OPTIONS_GHC -fwarn - unused - imports   #

import GHC.Prim (coerce)
  check whether the implicit use of First is noted

main = print (coerce $ Just (1::Int)  :: First Int)



