revert r53228 because this patch breaks rubyspec

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53229 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 0 insertions, 7 deletions

diff --git a/gc.c b/gc.c
index a57addf1c4..12be1eac11 100644
--- a/gc.c
+++ b/gc.c
@@ -2400,13 +2400,6 @@ internal_object_p(VALUE obj)
 	  case T_NODE:
 	  case T_ZOMBIE:
 	    break;
-	  case T_CLASS:
-	    {
-		if (FL_TEST(obj, FL_SINGLETON)) {
-		    int rb_singleton_class_has_metaclass_p(VALUE sklass);
-		    return rb_singleton_class_has_metaclass_p(obj) == 0;
-		}
-	    }
 	  default:
 	    if (!p->as.basic.klass) break;
 	    return 0;