--- a/hotspot/src/share/vm/gc/g1/satbMarkQueue.cpp	Wed Aug 23 10:25:25 2017 +0200
+++ b/hotspot/src/share/vm/gc/g1/satbMarkQueue.cpp	Wed Aug 23 14:52:55 2017 -0400
@@ -95,7 +95,7 @@
     return false;
   }
 
-  assert(((oop)entry)->is_oop(true /* ignore mark word */),
+  assert(oopDesc::is_oop(oop(entry), true /* ignore mark word */),
          "Invalid oop in SATB buffer: " PTR_FORMAT, p2i(entry));
 
   return true;