import CmdLineOpts
import Id ( idType, idInfo, isImplicitId, idCgInfo )
-import DataCon ( dataConWorkId, dataConSig, dataConFieldLabels, dataConStrictMarks )
+import DataCon ( dataConSig, dataConFieldLabels, dataConStrictMarks )
import IdInfo -- Lots
import CoreSyn ( CoreRule(..), IdCoreRule )
import CoreFVs ( ruleLhsFreeNames )