* http://cs.unibo.it/helm/.
*)
+(* $Id$ *)
+
let rec letin_nf =
let module C = Cic in
function
C.Var (uri,exp_named_subst')
| C.Meta _ as t -> t
| C.Sort _ as t -> t
- | C.Implicit as t -> t
+ | C.Implicit _ as t -> t
| C.Cast (te,ty) -> C.Cast (letin_nf te, letin_nf ty)
| C.Prod (n,s,t) -> C.Prod (n, letin_nf s, letin_nf t)
| C.Lambda (n,s,t) -> C.Lambda (n, letin_nf s, letin_nf t)