From b48cfea73619f0fbf64324209f5fa5d7cc725856 Mon Sep 17 00:00:00 2001
From: Masamitsu MURASE <masamitsu.murase@gmail.com>
Date: Sat, 28 Jul 2012 21:00:47 +0900
Subject: Protect deleted key and value from GC.

---
 src/hash.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src')

diff --git a/src/hash.c b/src/hash.c
index dacef4713..04e8c60be 100644
--- a/src/hash.c
+++ b/src/hash.c
@@ -568,7 +568,9 @@ mrb_hash_shift(mrb_state *mrb, mrb_value hash)
         if (!kh_exist(h,k)) continue;
 
         delKey = kh_key(h,k);
+        mrb_gc_protect(mrb, delKey);
         delVal = mrb_hash_delete_key(mrb, hash, delKey);
+        mrb_gc_protect(mrb, delVal);
 
 	return mrb_assoc_new(mrb, delKey, delVal);
       }
-- 
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