bindersOf  :: Bind b -> [b]
-- If you edit this function, you may need to update the GHC formalism
-- See Note [GHC Formalism] in coreSyn/CoreLint.hs
bindersOf (NonRec binder _) = [binder]
bindersOf  :: Bind b -> [b]
bindersOf (NonRec binder _) = [binder]
bindersOf (NonRec binder _) = [binder]