Index: src/SynTree/Expression.cc
===================================================================
--- src/SynTree/Expression.cc	(revision d58ebf38072a247f44f86f3f6b44d9a7d64205cc)
+++ src/SynTree/Expression.cc	(revision 097e2b0772ff883a03cce4090b9e0ba0be47ac18)
@@ -10,6 +10,6 @@
 // Created On       : Mon May 18 07:44:20 2015
 // Last Modified By : Rob Schluntz
-// Last Modified On : Wed Aug 12 14:02:45 2015
-// Update Count     : 30
+// Last Modified On : Wed Sep 02 12:07:10 2015
+// Update Count     : 33
 //
 
@@ -31,7 +31,6 @@
 Expression::Expression( Expression *_aname ) : env( 0 ), argName( _aname ) {}
 
-Expression::Expression( const Expression &other ) : env( maybeClone( other.env ) ) {
+Expression::Expression( const Expression &other ) : env( maybeClone( other.env ) ), argName( maybeClone( other.get_argName() ) ) {
 	cloneAll( other.results, results );
-	argName = other.get_argName();
 }