--- a/hotspot/src/share/vm/gc/parallel/cardTableExtension.cpp	Wed Aug 23 10:25:25 2017 +0200
+++ b/hotspot/src/share/vm/gc/parallel/cardTableExtension.cpp	Wed Aug 23 14:52:55 2017 -0400
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2017, 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
@@ -287,7 +287,7 @@
           while (p < to) {
             Prefetch::write(p, interval);
             oop m = oop(p);
-            assert(m->is_oop_or_null(), "Expected an oop or NULL for header field at " PTR_FORMAT, p2i(m));
+            assert(oopDesc::is_oop_or_null(m), "Expected an oop or NULL for header field at " PTR_FORMAT, p2i(m));
             pm->push_contents(m);
             p += m->size();
           }
@@ -295,7 +295,7 @@
         } else {
           while (p < to) {
             oop m = oop(p);
-            assert(m->is_oop_or_null(), "Expected an oop or NULL for header field at " PTR_FORMAT, p2i(m));
+            assert(oopDesc::is_oop_or_null(m), "Expected an oop or NULL for header field at " PTR_FORMAT, p2i(m));
             pm->push_contents(m);
             p += m->size();
           }