Improved Easy_domain, with boolean env vars

[hcoop/domtool2.git] / src / eval.sml

diff --git a/src/eval.sml b/src/eval.sml
index 1fec487..c41f796 100644 (file)
--- a/src/eval.sml
+++ b/src/eval.sml
@@ -60,7 +60,12 @@ fun exec' evs (eAll as (e, _)) =
     case e of
        ESkip => SM.empty
       | ESet (ev, e) => SM.insert (SM.empty, ev, e)
     case e of
        ESkip => SM.empty
       | ESet (ev, e) => SM.insert (SM.empty, ev, e)

-      | EGet (x, _, ev, e) => exec' evs (Reduce.subst x (lookup (evs, ev)) e)
+      | EGet (x, _, ev, e) =>
+       let
+           val e' = Reduce.subst x (lookup (evs, ev)) e
+       in
+           exec' evs (Reduce.reduceExp Env.empty e')
+       end

       | ESeq es =>
        let
            val (new, _) =
       | ESeq es =>
        let
            val (new, _) =