From 79eb53dc46a1c16264ffe0e414c3085d4614b20d Mon Sep 17 00:00:00 2001
From: ktsj <ktsj@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 16 Aug 2015 08:25:29 +0000
Subject: * gc.c (gc_mark_children): check if RCLASS_EXT is valid   before
 marking. This fixes the following test failure   introduced in r51126:

    make test-all TESTOPTS='--gc-stress ruby/test_refinement.rb'

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51591 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 gc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'gc.c')

diff --git a/gc.c b/gc.c
index 2aaf630b22..525c83a229 100644
--- a/gc.c
+++ b/gc.c
@@ -4331,8 +4331,8 @@ gc_mark_children(rb_objspace_t *objspace, VALUE obj)
 	if (FL_TEST(obj, RICLASS_IS_ORIGIN)) {
 	    mark_m_tbl(objspace, RCLASS_M_TBL(obj));
 	}
-	mark_m_tbl(objspace, RCLASS_CALLABLE_M_TBL(obj));
 	if (!RCLASS_EXT(obj)) break;
+	mark_m_tbl(objspace, RCLASS_CALLABLE_M_TBL(obj));
 	gc_mark(objspace, RCLASS_SUPER((VALUE)obj));
 	break;
 
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