X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Fcic_proof_checking%2FcicElim.ml;h=ab7ddd0e1fb2bb0a75bd4a4a48a3a82ae12f5f37;hb=c27b932e5adcf89dc9de0e28f65e3370fe3e6b05;hp=eecb0fae6a97826e037e8c150b14d3493a0d7c67;hpb=f263e4ec717d5ec2e7f9c057855f8223f81baae8;p=helm.git

diff --git a/helm/ocaml/cic_proof_checking/cicElim.ml b/helm/ocaml/cic_proof_checking/cicElim.ml
index eecb0fae6..ab7ddd0e1 100644
--- a/helm/ocaml/cic_proof_checking/cicElim.ml
+++ b/helm/ocaml/cic_proof_checking/cicElim.ml
@@ -319,9 +319,23 @@ let elim_of ?(sort = Cic.Type (CicUniv.fresh ())) uri typeno =
               (shift + 1,  b :: branches))
             constructors (1, [])
         in
+        let shiftno  = conslen + rightno + 2 + recshift in
+        let outtype =
+         if dependent then
+          Cic.Rel shiftno
+         else
+          let head =
+           if rightno = 0 then
+            CicSubstitution.lift 1 (Cic.Rel shiftno)
+           else
+            Cic.Appl
+             ((CicSubstitution.lift (rightno + 1) (Cic.Rel shiftno)) ::
+              mk_rels 1 rightno)
+          in
+           add_right_lambda true leftno shiftno 1 rightno indty head ty
+        in
         let mutcase =
-          Cic.MutCase (uri, typeno, Cic.Rel (conslen + rightno + 2 + recshift),
-            Cic.Rel 1, branches)
+          Cic.MutCase (uri, typeno, outtype, Cic.Rel 1, branches)
         in
         let body =
           if is_recursive then