From: acondolu <andrea.condoluci@unibo.it>
Date: Mon, 24 Jul 2017 11:09:05 +0000 (+0200)
Subject: Fixed eta_compare in the case Lam vs. Bot
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=704fd9d9db0c01619264527d4174afe74bdff53d;p=fireball-separation.git

Fixed eta_compare in the case Lam vs. Bot
---

diff --git a/ocaml/num.ml b/ocaml/num.ml
index 1e630f4..aa9338c 100644
--- a/ocaml/num.ml
+++ b/ocaml/num.ml
@@ -295,8 +295,8 @@ let eta_compare x y =
   | `Pacman, `Pacman -> 0
   | `Lam _, `N _ -> -1
   | `N _, `Lam _ -> 1
-  | `Bottom, `Lam(_,t) -> prerr_endline "(* TO BE UNDERSTOOD *)"; aux `Bottom t
-  | `Lam(_,t), `Bottom -> prerr_endline "(* TO BE UNDERSTOOD *)"; aux t `Bottom
+  | `Bottom, `Lam(_,t) -> -1
+  | `Lam(_,t), `Bottom ->  1
   | `Lam(_,t1), `Lam(_,t2) -> aux t1 t2
   | `Lam(_,t1), t2 -> - aux t1 (mk_app (lift 1 t2) (`Var(0,-666)))
   | t2, `Lam(_,t1) ->   aux t1 (mk_app (lift 1 t2) (`Var(0,-666)))