X-Git-Url: http://git.megacz.com/?p=sbp.git;a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2FElement.java;fp=src%2Fedu%2Fberkeley%2Fsbp%2FElement.java;h=7eb6a59b53f170689fdc395a8fae574165d38008;hp=16ae2f04e1a874dac968f0c2b65e375cab537387;hb=2c1c0293545f3d12c23220fd05c663e6aa3f3de1;hpb=111166986ad83b54d0cae5c03c2304d23e332f29

diff --git a/src/edu/berkeley/sbp/Element.java b/src/edu/berkeley/sbp/Element.java
index 16ae2f0..7eb6a59 100644
--- a/src/edu/berkeley/sbp/Element.java
+++ b/src/edu/berkeley/sbp/Element.java
@@ -16,6 +16,6 @@ public abstract class Element implements SequenceOrElement {
     abstract StringBuffer toString(StringBuffer sb);
 
     /** returns the Forest resulting from matching this element against the empty string */
-    Forest epsilonForm() { throw new Error("element " + this + " has no epsilon form"); }
+    Forest<?> epsilonForm() { throw new Error("element " + this + " has no epsilon form"); }
 
 }