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-rw-r--r--src/variable.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/src/variable.c b/src/variable.c
index a9f04538b..c34942afe 100644
--- a/src/variable.c
+++ b/src/variable.c
@@ -61,7 +61,6 @@ mrb_gc_mark_iv(mrb_state *mrb, struct RObject *obj)
size_t
mrb_gc_mark_iv_size(mrb_state *mrb, struct RObject *obj)
{
- khiter_t k;
struct kh_iv *h = obj->iv;
if (!h) return 0;