1 files changed, 2 insertions, 0 deletions

diff --git a/src/data.h b/src/data.h
index d06b2f49..fd6eb22b 100644
--- a/src/data.h
+++ b/src/data.h
@@ -72,6 +72,8 @@ private:
 	int _size;
 };
 
+bool operator==(Data const & a, Data const & b);
+
 }
 
 #endif