--- old/src/hotspot/share/code/compiledIC.cpp	Thu Mar 29 19:50:53 2018
+++ new/src/hotspot/share/code/compiledIC.cpp	Thu Mar 29 19:50:53 2018
@@ -235,7 +235,7 @@
     assert(k->verify_itable_index(itable_index), "sanity check");
 #endif //ASSERT
     CompiledICHolder* holder = new CompiledICHolder(call_info->resolved_method()->method_holder(),
-                                                    call_info->resolved_klass());
+                                                    call_info->resolved_klass(), false);
     holder->claim();
     InlineCacheBuffer::create_transition_stub(this, holder, entry);
   } else {
@@ -525,9 +525,11 @@
     return true;
   }
   // itable stubs also use CompiledICHolder
-  if (VtableStubs::is_entry_point(entry) && VtableStubs::stub_containing(entry)->is_itable_stub()) {
-    return true;
+  if (cb != NULL && cb->is_vtable_blob()) {
+    VtableStub* s = VtableStubs::entry_point(entry); 
+    return (s != NULL) && s->is_itable_stub(); 
   }
+
   return false;
 }