From d8104d73d10a119026122f4734ed23dc257e9cdb Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 12 Oct 2018 02:22:55 +0000
Subject: Missing write-barrier

Fix up r64507.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65023 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 node.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'node.c')

diff --git a/node.c b/node.c
index 9d4a310f15..1911b8929b 100644
--- a/node.c
+++ b/node.c
@@ -1116,7 +1116,7 @@ rb_ast_new(void)
     node_buffer_t *nb = rb_node_buffer_new();
     VALUE mark_ary = nb->mark_ary;
     rb_ast_t *ast = (rb_ast_t *)rb_imemo_new(imemo_ast, 0, 0, 0, (VALUE)nb);
-    RB_GC_GUARD(mark_ary);
+    RB_OBJ_WRITTEN(ast, Qnil, mark_ary);
     return ast;
 }
 
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