assert if hashmap iterator is out of bounds (e.g. happens when derefing end()

svn-id: r30623

1 files changed, 1 insertions, 0 deletions

diff --git a/common/hashmap.h b/common/hashmap.h
index d5e2cdcaf3..f78447ace4 100644
--- a/common/hashmap.h
+++ b/common/hashmap.h
@@ -135,6 +135,7 @@ public:
 
 		Node *deref() const {
 			assert(_hashmap != 0);
+			assert(_idx < _arrsize);
 			Node *node = _hashmap->_arr[_idx];
 			assert(node != 0);
 			return node;