From 6e67d83c95e8dd8f216ca07d4a1f939f4a315938 Mon Sep 17 00:00:00 2001
From: Yukihiro Matsumoto <matz@ruby-lang.org>
Date: Tue, 22 May 2012 18:36:52 +0900
Subject: should mark iv from MRB_TT_DATA

---
 src/gc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/gc.c b/src/gc.c
index fde0edfa6..0147599ba 100644
--- a/src/gc.c
+++ b/src/gc.c
@@ -299,13 +299,13 @@ gc_mark_children(mrb_state *mrb, struct RBasic *obj)
     {
       struct RClass *c = (struct RClass*)obj;
 
-      mrb_gc_mark_iv(mrb, (struct RObject*)obj);
       mrb_gc_mark_mt(mrb, c);
       mrb_gc_mark(mrb, (struct RBasic*)c->super);
     }
-    break;
+    /* fall through */
 
   case MRB_TT_OBJECT:
+  case MRB_TT_DATA:
     mrb_gc_mark_iv(mrb, (struct RObject*)obj);
     break;
 
-- 
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