From 69ba4f0ed5e7ce179a01316dea753042dfcdfd77 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Mon, 20 Oct 2014 11:11:26 +0900
Subject: instance_methods etc should not include undef'ed method names; based
 on a patch from @cremno; fix #2613

---
 src/kernel.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/kernel.c b/src/kernel.c
index 2f52c7bdf..22fe40218 100644
--- a/src/kernel.c
+++ b/src/kernel.c
@@ -614,7 +614,7 @@ method_entry_loop(mrb_state *mrb, struct RClass* klass, khash_t(st)* set)
   khash_t(mt) *h = klass->mt;
   if (!h) return;
   for (i=0;i<kh_end(h);i++) {
-    if (kh_exist(h, i)) {
+    if (kh_exist(h, i) && kh_value(h, i)) {
       kh_put(st, mrb, set, kh_key(h, i));
     }
   }
-- 
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