X-Git-Url: http://git.megacz.com/?p=sbp.git;a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2FSequence.java;h=430f29813c37952956b6cf0762f4a4c03219840f;hp=b0a2de49cd4063abd6b64ca265204c6a974c6639;hb=260e46cff8995fb5a01e94c1a707d0ffff0a5382;hpb=a61c67f0e574923f63bc939a79b5e9714a87a123

diff --git a/src/edu/berkeley/sbp/Sequence.java b/src/edu/berkeley/sbp/Sequence.java
index b0a2de4..430f298 100644
--- a/src/edu/berkeley/sbp/Sequence.java
+++ b/src/edu/berkeley/sbp/Sequence.java
@@ -221,7 +221,7 @@ public abstract class Sequence implements Iterable<Element>, SequenceOrElement {
         // Position /////////////////////////////////////////////////////////////////////////////////
 
         public final <T> Forest<T> rewrite(Input.Region loc) {
-            if (isFirst()) owner().epsilonForm(loc);
+            if (isFirst()) return owner().epsilonForm(loc);
             for(int i=0; i<pos; i++) if (holder[i]==null) throw new Error("realbad " + i);
             for(int i=pos; i<owner().elements.length; i++) {
                 if (holder[i]==null) holder[i] = ((Union)owner().elements[i]).epsilonForm(loc);