diff -r 079d100b3d0e -r 44122f767467 src/hotspot/share/gc/parallel/psParallelCompact.cpp
--- a/src/hotspot/share/gc/parallel/psParallelCompact.cpp	Wed Feb 21 23:30:01 2018 -0500
+++ b/src/hotspot/share/gc/parallel/psParallelCompact.cpp	Thu Feb 22 10:39:42 2018 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2018, 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
@@ -3087,11 +3087,11 @@
 
 template <class T>
 static void oop_pc_update_pointers_specialized(oop obj, ParCompactionManager* cm) {
-  T* referent_addr = (T*)java_lang_ref_Reference::referent_addr(obj);
+  T* referent_addr = (T*)java_lang_ref_Reference::referent_addr_raw(obj);
   PSParallelCompact::adjust_pointer(referent_addr, cm);
-  T* next_addr = (T*)java_lang_ref_Reference::next_addr(obj);
+  T* next_addr = (T*)java_lang_ref_Reference::next_addr_raw(obj);
   PSParallelCompact::adjust_pointer(next_addr, cm);
-  T* discovered_addr = (T*)java_lang_ref_Reference::discovered_addr(obj);
+  T* discovered_addr = (T*)java_lang_ref_Reference::discovered_addr_raw(obj);
   PSParallelCompact::adjust_pointer(discovered_addr, cm);
   debug_only(trace_reference_gc("InstanceRefKlass::oop_update_ptrs", obj,
                                 referent_addr, next_addr, discovered_addr);)