--- old/src/hotspot/share/memory/arena.cpp	2019-11-26 12:09:37.517471148 +0100
+++ new/src/hotspot/share/memory/arena.cpp	2019-11-26 12:09:37.261466732 +0100
@@ -27,7 +27,6 @@
 #include "memory/allocation.inline.hpp"
 #include "memory/metaspaceShared.hpp"
 #include "memory/resourceArea.hpp"
-#include "runtime/atomic.hpp"
 #include "runtime/os.hpp"
 #include "runtime/task.hpp"
 #include "runtime/threadCritical.hpp"