Fix up some memory leaking issues.

1 files changed, 3 insertions, 6 deletions

diff --git a/impl/Expression.hpp b/impl/Expression.hpp
index 7b157c2..668f4fd 100644
--- a/impl/Expression.hpp
+++ b/impl/Expression.hpp
@@ -5,17 +5,14 @@
 #include "VariableAssignment.hpp"
 #include "Operator.hpp"
 
+int ExpressionCount;
+
 template<typename T>
 struct Expression {
   Expression(Operator<T>* op, const std::vector< Expression<T>* >& args)
     : _operator(op), _arguments(args) { }
   virtual ~Expression() {
-    /*delete _operator;
-    for (typename std::vector< Expression<T>* >::iterator it = _arguments.begin();
-         it != _arguments.end();
-         ++it) {
-      delete *it;
-    }*/
+    delete _operator;
   }
   virtual T operator() (const VariableAssignment<T>& assignment) const {
     return (*_operator)(_arguments, assignment);