--- a/src/hotspot/share/gc/z/zMark.cpp	Mon Jun 25 12:44:52 2018 +0200
+++ b/src/hotspot/share/gc/z/zMark.cpp	Sat May 26 06:59:49 2018 +0200
@@ -37,6 +37,7 @@
 #include "gc/z/zUtils.inline.hpp"
 #include "gc/z/zWorkers.inline.hpp"
 #include "logging/log.hpp"
+#include "memory/iterator.inline.hpp"
 #include "oops/objArrayOop.inline.hpp"
 #include "oops/oop.inline.hpp"
 #include "runtime/atomic.hpp"