src/share/vm/gc/g1/g1SATBCardTableModRefBS.cpp

@@ -41,11 +41,11 @@
   CardTableModRefBS(whole_heap, fake_rtti.add_tag(BarrierSet::G1SATBCT))
 { }
 
 void G1SATBCardTableModRefBS::enqueue(oop pre_val) {
   // Nulls should have been already filtered.
-  assert(pre_val->is_oop(true), "Error");
+  assert(oopDesc::is_oop(pre_val, true), "Error");
 
   if (!JavaThread::satb_mark_queue_set().is_active()) return;
   Thread* thr = Thread::current();
   if (thr->is_Java_thread()) {
     JavaThread* jt = (JavaThread*)thr;