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-rw-r--r--sql/item_sum.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/sql/item_sum.h b/sql/item_sum.h
index d991327d847..993ec1597b4 100644
--- a/sql/item_sum.h
+++ b/sql/item_sum.h
@@ -1,3 +1,6 @@
+#ifndef ITEM_SUM_INCLUDED
+#define ITEM_SUM_INCLUDED
+
/* Copyright (C) 2000-2006 MySQL AB
This program is free software; you can redistribute it and/or modify
@@ -1279,3 +1282,5 @@ public:
virtual bool change_context_processor(uchar *cntx)
{ context= (Name_resolution_context *)cntx; return FALSE; }
};
+
+#endif /* ITEM_SUM_INCLUDED */