From e9ac265c39c3a973f7ad55013188ac68804d3f90 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 28 Jun 2015 03:28:50 +0000
Subject: class.c: preserve encoding

* class.c (rb_check_inheritable): preserve encoding in an error
  message when the superclass is not a class.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51050 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 class.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'class.c')

diff --git a/class.c b/class.c
index 991172acbb..6ee1e084d3 100644
--- a/class.c
+++ b/class.c
@@ -214,8 +214,8 @@ void
 rb_check_inheritable(VALUE super)
 {
     if (!RB_TYPE_P(super, T_CLASS)) {
-	rb_raise(rb_eTypeError, "superclass must be a Class (%s given)",
-		 rb_obj_classname(super));
+	rb_raise(rb_eTypeError, "superclass must be a Class (%"PRIsVALUE" given)",
+		 rb_obj_class(super));
     }
     if (RBASIC(super)->flags & FL_SINGLETON) {
 	rb_raise(rb_eTypeError, "can't make subclass of singleton class");
-- 
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