- failIfErrsM -- If the addInsts stuff gave any errors, don't
- -- try the deriving stuff, becuase that may give
- -- more errors still
- ; (deriv_inst_info, deriv_binds, deriv_dus)
+ failIfErrsM -- If the addInsts stuff gave any errors, don't
+ -- try the deriving stuff, because that may give
+ -- more errors still
+ ; (deriv_inst_info, deriv_binds, deriv_dus, deriv_tys, deriv_ty_insts)