import CoreFVs ( idFreeTyVars )
import DataCon ( DataCon, dataConStupidTheta, dataConName,
dataConWrapId, dataConUnivTyVars )
-import Id ( Id, idName, idType, mkUserLocal, mkLocalId )
+import Id ( Id, idName, idType, mkUserLocal, mkLocalId, isId )
import Name ( Name, mkMethodOcc, getOccName, getSrcLoc, nameModule,
isInternalName, setNameUnique )
import NameSet ( addOneToNameSet )