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-rw-r--r--src/hash.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/hash.c b/src/hash.c
index ac6a7cd56..2a0a19363 100644
--- a/src/hash.c
+++ b/src/hash.c
@@ -543,10 +543,10 @@ ht_copy(mrb_state *mrb, htable *t)
mrb_value key = seg->e[i].key;
mrb_value val = seg->e[i].val;
- if (mrb_undef_p(key)) continue; /* skip deleted key */
if ((seg->next == NULL) && (i >= t->last_len)) {
return t2;
}
+ if (mrb_undef_p(key)) continue; /* skip deleted key */
ht_put(mrb, t2, key, val);
}
seg = seg->next;