1 files changed, 2 insertions, 0 deletions
diff --git a/lib/util.ml b/lib/util.ml
index 8410367f96..567c8edb69 100644
--- a/lib/util.ml
+++ b/lib/util.ml
@@ -231,6 +231,8 @@ let list_except_assoc e =
   in 
   except_e 
 
+let list_join_map f l = List.flatten (List.map f l)
+
 
 (* Arrays *)