src/sn_stage.c: Add missing variable.

diff --git a/src/sn_stage.c b/src/sn_stage.c
index 7319094..d89fc89 100644 (file)
--- a/src/sn_stage.c
+++ b/src/sn_stage.c
@@ -152,6 +152,7 @@ int sn_stage_comparator_remove (sn_stage_t *s, int c_num)
 sn_stage_t *sn_stage_clone (const sn_stage_t *s)
 {
   sn_stage_t *s_copy;
+  int i;
 
   s_copy = sn_stage_create (s->depth);
   if (s_copy == NULL)