src/hotspot/share/gc/shared/c2/barrierSetC2.cpp

@@ -596,10 +596,11 @@
 
   ArrayCopyNode* ac = ArrayCopyNode::make(kit, false, src_base, NULL, dst_base, NULL, countx, false, false);
   ac->set_clonebasic();
   Node* n = kit->gvn().transform(ac);
   if (n == ac) {
+    ac->_adr_type = TypeRawPtr::BOTTOM;
     kit->set_predefined_output_for_runtime_call(ac, ac->in(TypeFunc::Memory), raw_adr_type);
   } else {
     kit->set_all_memory(n);
   }
 }