marshal.c: class name encoding

* marshal.c (r_object0): preserve the encoding of the class name
  in an error message, in the case of USERDEF without _load
  singleton method.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50332 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 3 deletions

diff --git a/marshal.c b/marshal.c
index ba5e75c9a2..3d42c7bb2f 100644
--- a/marshal.c
+++ b/marshal.c
@@ -1815,12 +1815,13 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
 
       case TYPE_USERDEF:
         {
-	    VALUE klass = path2class(r_unique(arg));
+	    VALUE name = r_unique(arg);
+	    VALUE klass = path2class(name);
 	    VALUE data;
 
 	    if (!rb_obj_respond_to(klass, s_load, TRUE)) {
-		rb_raise(rb_eTypeError, "class %s needs to have method `_load'",
-			 rb_class2name(klass));
+		rb_raise(rb_eTypeError, "class %"PRIsVALUE" needs to have method `_load'",
+			 name);
 	    }
 	    data = r_string(arg);
 	    if (ivp) {