diff --git a/src/hb-iter.hh b/src/hb-iter.hh
index 5f94fde97..6672830c2 100644
--- a/src/hb-iter.hh
+++ b/src/hb-iter.hh
@@ -145,14 +145,6 @@ static const struct
 
 } hb_iter HB_UNUSED;
 
-static const struct
-{
-  template <typename T>
-  unsigned
-  operator () (T&& c) const
-  { return hb_iter (c).len (); }
-} hb_len HB_UNUSED;
-
 
 /* Mixin to fill in what the subclass doesn't provide. */
 template <typename iter_t, typename item_t = typename iter_t::__item_t__>
diff --git a/src/test-iter.cc b/src/test-iter.cc
index a735cae9f..7dfa0a917 100644
--- a/src/test-iter.cc
+++ b/src/test-iter.cc
@@ -158,8 +158,6 @@ main (int argc, char **argv)
   | hb_drain
   ;
 
-  hb_len (src);
-
   t << 1;
   long vl;
   s >> vl;