dataConArgRep _ _ arg_ty (HsSrcBang _ _ False)  -- No '!'
  = (HsNoBang, [(arg_ty, NotMarkedStrict)], (unitUnboxer, unitBoxer))
dataConArgRep _ _ arg_ty (HsSrcBang _ _ False)  -- No '!'
  = (HsNoBang, [(arg_ty, NotMarkedStrict)], (unitUnboxer, unitBoxer))
dataConArgRep _ _ arg_ty (HsSrcBang _ _ False)  -- No '!'
  = (HsNoBang, [(arg_ty, NotMarkedStrict)], (unitUnboxer, unitBoxer))