import Id ( Id, idType, idInfo, idArity, isDataConWorkId,
setIdUnfolding, isDeadBinder,
idNewDemandInfo, setIdInfo,
- idSpecialisation, setIdSpecialisation,
setIdOccInfo, zapLamIdInfo, setOneShotLambda,
)
import OccName ( encodeFS )
import Type ( isUnLiftedType, seqType, tyConAppArgs, funArgTy,
splitFunTy_maybe, splitFunTy, eqType
)
-import Subst ( mkSubst, substTy, substExpr, substRules,
+import Subst ( mkSubst, substTy, substExpr,
isInScope, lookupIdSubst, simplIdInfo
)
import TysPrim ( realWorldStatePrimTy )