From 3935f2ae6e315e4e163e9891fe5d50ae606827ac Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 26 Mar 2014 02:20:52 +0000
Subject: marshal.c: undumpable hidden objects

* marshal.c (w_object): internal objects are not dumpable.
  [ruby-core:61677] [Bug #9674]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45424 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 marshal.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'marshal.c')

diff --git a/marshal.c b/marshal.c
index 7772b4cb2a..e8791d90c7 100644
--- a/marshal.c
+++ b/marshal.c
@@ -677,6 +677,11 @@ w_object(VALUE obj, struct dump_arg *arg, int limit)
     else {
 	VALUE v;
 
+	if (!RBASIC_CLASS(obj)) {
+	    rb_raise(rb_eTypeError, "can't dump internal %s",
+		     rb_builtin_type_name(BUILTIN_TYPE(obj)));
+	}
+
 	arg->infection |= (int)FL_TEST(obj, MARSHAL_INFECTION);
 
 	if (rb_obj_respond_to(obj, s_mdump, TRUE)) {
-- 
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