matz	2007-11-19 17:49:42 +0900 (Mon, 19 Nov 2007)

  New Revision: 13967

  Modified files:
    trunk/ChangeLog
    trunk/object.c

  Log:
    * object.c (rb_class_superclass): should not raise exception for
      BasicObject.  [ruby-Bugs-15668]

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=13967&r2=13966
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/object.c?r1=13967&r2=13966

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 13966)
+++ ChangeLog	(revision 13967)
@@ -1,3 +1,8 @@
+Mon Nov 19 17:48:30 2007  Yukihiro Matsumoto  <matz@r...>
+
+	* object.c (rb_class_superclass): should not raise exception for
+	  BasicObject.  [ruby-Bugs-15668]
+
 Mon Nov 19 16:04:08 2007  Yukihiro Matsumoto  <matz@r...>
 
 	* array.c (rb_ary_permutation): gives all permutations of elements
Index: object.c
===================================================================
--- object.c	(revision 13966)
+++ object.c	(revision 13967)
@@ -1410,6 +1410,7 @@
     VALUE super = RCLASS_SUPER(klass);
 
     if (!super) {
+	if (klass == rb_cBasicObject) return Qnil;
 	rb_raise(rb_eTypeError, "uninitialized class");
     }
     while (TYPE(super) == T_ICLASS) {

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