1 files changed, 6 insertions, 0 deletions
diff --git a/utils/hash.h b/utils/hash.h
index 3a60a429..5d7f2010 100755
--- a/utils/hash.h
+++ b/utils/hash.h
@@ -51,4 +51,10 @@ struct murmur_hash_array
   }
 };
 
+// adds default val to table if key wasn't found, returns ref to val
+template <class H,class K>
+typename H::data_type & get_default(H &ht,K const& k,typename H::data_type const& v) {
+  return const_cast<typename H::data_type &>(ht.insert(typename H::value_type(k,v)).first->second);
+}
+
 #endif