--- a/src/share/vm/oops/klass.cpp	Wed Mar 12 00:00:05 2014 +0100
+++ b/src/share/vm/oops/klass.cpp	Tue Mar 11 18:45:59 2014 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -376,8 +376,6 @@
 }
 
 bool Klass::is_loader_alive(BoolObjectClosure* is_alive) {
-  assert(ClassLoaderDataGraph::contains((address)this), "is in the metaspace");
-
 #ifdef ASSERT
   // The class is alive iff the class loader is alive.
   oop loader = class_loader();
@@ -640,7 +638,7 @@
 
 // Verification
 
-void Klass::verify_on(outputStream* st, bool check_dictionary) {
+void Klass::verify_on(outputStream* st) {
 
   // This can be expensive, but it is worth checking that this klass is actually
   // in the CLD graph but not in production.
@@ -694,3 +692,21 @@
 }
 
 #endif
+
+/////////////// Unit tests ///////////////
+
+#ifndef PRODUCT
+
+class TestKlass {
+ public:
+  static void test_oop_is_instanceClassLoader() {
+    assert(SystemDictionary::ClassLoader_klass()->oop_is_instanceClassLoader(), "assert");
+    assert(!SystemDictionary::String_klass()->oop_is_instanceClassLoader(), "assert");
+  }
+};
+
+void TestKlass_test() {
+  TestKlass::test_oop_is_instanceClassLoader();
+}
+
+#endif