diff -r c887851da33d -r 97d13893ec3c src/hotspot/share/gc/z/zLiveMap.cpp
--- a/src/hotspot/share/gc/z/zLiveMap.cpp	Wed Nov 27 10:21:22 2019 +0100
+++ b/src/hotspot/share/gc/z/zLiveMap.cpp	Tue Nov 26 10:47:46 2019 +0100
@@ -28,7 +28,6 @@
 #include "gc/z/zThread.inline.hpp"
 #include "logging/log.hpp"
 #include "runtime/atomic.hpp"
-#include "runtime/orderAccess.hpp"
 #include "utilities/debug.hpp"
 
 static const ZStatCounter ZCounterMarkSeqNumResetContention("Contention", "Mark SeqNum Reset Contention", ZStatUnitOpsPerSecond);