X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2FSequence.java;h=091f7aec4df3914439679c8938954b805f085597;hb=fdfbcb35985749c03225bdef24ad5e4add42661b;hp=c3c259f1cf9e6c7cce86ee98ab812ec56147dbc5;hpb=5ea3b9182192a0fbb7a0bd86b919384ddaeff29a;p=sbp.git

diff --git a/src/edu/berkeley/sbp/Sequence.java b/src/edu/berkeley/sbp/Sequence.java
index c3c259f..091f7ae 100644
--- a/src/edu/berkeley/sbp/Sequence.java
+++ b/src/edu/berkeley/sbp/Sequence.java
@@ -80,10 +80,10 @@ public abstract class Sequence extends Element implements Iterable<Element> {
     }
 
     // DO NOT MESS WITH THE FOLLOWING LINE!!!
-    private Forest.Ref epsilonForm = null;
+    private Forest.Many epsilonForm = null;
     Forest epsilonForm() {
         if (epsilonForm!=null) return epsilonForm;
-        epsilonForm = new Forest.Ref();
+        epsilonForm = new Forest.Many();
         epsilonForm.merge(firstp().rewrite(null, false));
         return epsilonForm;
     }
@@ -184,7 +184,7 @@ public abstract class Sequence extends Element implements Iterable<Element> {
         public Constant(Element[] e, Object result) { super(e); this.result = result; }
         Sequence _clone() { return new Constant(elements, result); }
         public <T> Forest<T> postReduce(Input.Region loc, Forest<T>[] args, Position p) {
-            return (Forest<T>)Forest.leaf(loc, result);
+            return (Forest<T>)Forest.create(loc, result, null, false);
         }
         static class Drop extends Constant {
             Sequence _clone() { return new Drop(elements, lame); }