X-Git-Url: https://git.hcoop.net/hcoop/domtool2.git/blobdiff_plain/3196000d8e29e14665f43ffd74460b2e6d592250..be1bea4c0a2a4cfa0b86beccfa423366b94b84b4:/src/order.sml

diff --git a/src/order.sml b/src/order.sml
index cf1dee1..0d0d363 100644
--- a/src/order.sml
+++ b/src/order.sml
@@ -70,7 +70,7 @@ fun unionCTE (((c1, t1), v1), ((c2, t2), v2)) =
     
 val dt = (TError, ErrorMsg.dummyLoc)
 
-fun expNeeded G (e, _) =
+fun expNeeded G (e, loc) =
     case e of
 	EInt _ => ((SS.empty,
 		    if Env.lookupType G "int" then
@@ -96,6 +96,13 @@ fun expNeeded G (e, _) =
 	      | SOME t => unionCTE ((typNeeded G t, SS.empty),
 				    expNeeded G' e)
 	end
+      | EALam (x, p, e) =>
+	let
+	    val G' = Env.bindVal G (x, (TAction (p, StringMap.empty, StringMap.empty), loc), NONE)
+	in
+	    unionCTE (((predNeeded G p, SS.empty), SS.empty),
+		      expNeeded G' e)
+	end
       | EVar x =>
 	(case Env.lookupVal G x of
 	     NONE => ((SS.empty, SS.empty), SS.singleton x)