Added fields to ReferenceEdgeProperties and combed over all classes that need proper...

[IRC.git] / Robust / src / Analysis / OwnershipAnalysis / ChangeTuple.java

diff --git a/Robust/src/Analysis/OwnershipAnalysis/ChangeTuple.java b/Robust/src/Analysis/OwnershipAnalysis/ChangeTuple.java
index 296e578d353900ec1f8af3d9e0fb3dc352a2f9f6..ce36f67190d4064a24101f5d764e2d89b8a5149d 100644 (file)
--- a/Robust/src/Analysis/OwnershipAnalysis/ChangeTuple.java
+++ b/Robust/src/Analysis/OwnershipAnalysis/ChangeTuple.java
@@ -31,6 +31,10 @@ public class ChangeTuple extends Canonical
     public TokenTupleSet getSetToAdd()   { return toAdd;   }
 
     public boolean equals( Object o ) {
+       if( o == null ) {
+           return false;
+       }
+
        if( !(o instanceof ChangeTuple) ) {
            return false;
        }