sparse BinaryHeap_insert: squash -Wunused-variable warning in release mode

diff --git a/lib/sparse/BinaryHeap.c b/lib/sparse/BinaryHeap.c
index 08558154ae6a3da8d3d335ec54194d575b5e1623..36467f2b2a1f95c94872af4afe104412a440b3ff 100644 (file)
--- a/lib/sparse/BinaryHeap.c
+++ b/lib/sparse/BinaryHeap.c
@@ -158,7 +158,7 @@ int BinaryHeap_insert(BinaryHeap h, void *item){
   size_t pos = siftUp(h, len);
   assert(h->id_to_pos[id] == pos);
   assert(h->pos_to_id[pos] == id);
-
+  (void)pos;
 
   return id;
 }