1 files changed, 7 insertions, 1 deletions
diff --git a/src/utility.h b/src/utility.h
index a38d15f30..897390dba 100644
--- a/src/utility.h
+++ b/src/utility.h
@@ -1608,7 +1608,7 @@ public:
 		return true;
 	}
 
-	void pop_front()
+	Value pop_front()
 	{
 		typename core::list<Value>::Iterator i = m_list.begin();
 		Value value = *i;
@@ -1617,6 +1617,12 @@ public:
 		return value;
 	}
 
+	u32 size()
+	{
+		assert(m_list.size() == m_map.size());
+		return m_list.size();
+	}
+
 private:
 	core::map<Value, u8> m_map;
 	core::list<Value> m_list;