From 7e8d73fe43934b20ac4db5855dcf6f50a6dcd5d5 Mon Sep 17 00:00:00 2001
From: Jan Steemann <jan@arangodb.com>
Date: Thu, 21 Nov 2013 22:54:06 +0100
Subject: [PATCH] added assertion

---
 arangod/VocBase/vocbase.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arangod/VocBase/vocbase.c b/arangod/VocBase/vocbase.c
index 96112d00d0..3da53be10c 100644
--- a/arangod/VocBase/vocbase.c
+++ b/arangod/VocBase/vocbase.c
@@ -2271,6 +2271,7 @@ bool TRI_UseVocBase (TRI_vocbase_t* vocbase) {
 
 void TRI_ReleaseVocBase (TRI_vocbase_t* vocbase) {
   TRI_LockSpin(&vocbase->_usage._lock);
+  TRI_ASSERT_MAINTAINER(vocbase->_usage._refCount > 0);
   --vocbase->_usage._refCount;
   TRI_UnlockSpin(&vocbase->_usage._lock);
 }