1 files changed, 2 insertions, 1 deletions
diff --git a/src/expr.h b/src/expr.h
index b6027042..a9b5af88 100644
--- a/src/expr.h
+++ b/src/expr.h
@@ -96,7 +96,8 @@ public:
   }
 
   void     parse(const string& _str, const unsigned int flags = 0);
-  void     parse(std::istream& in, const unsigned int flags = 0);
+  void     parse(std::istream& in, const unsigned int flags = 0,
+		 const string * original_string = NULL);
 	   
   void     compile(scope_t& scope);
   value_t  calc(scope_t& scope);