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

*** 41,51 ****
    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");
  
    if (!JavaThread::satb_mark_queue_set().is_active()) return;
    Thread* thr = Thread::current();
    if (thr->is_Java_thread()) {
      JavaThread* jt = (JavaThread*)thr;
--- 41,51 ----
    CardTableModRefBS(whole_heap, fake_rtti.add_tag(BarrierSet::G1SATBCT))
  { }
  
  void G1SATBCardTableModRefBS::enqueue(oop pre_val) {
    // Nulls should have been already filtered.
!   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;