--- a/src/hotspot/share/prims/whitebox.cpp	Wed Nov 27 10:21:22 2019 +0100
+++ b/src/hotspot/share/prims/whitebox.cpp	Tue Nov 26 10:47:46 2019 +0100
@@ -59,6 +59,7 @@
 #include "prims/wbtestmethods/parserTests.hpp"
 #include "prims/whitebox.inline.hpp"
 #include "runtime/arguments.hpp"
+#include "runtime/atomic.hpp"
 #include "runtime/deoptimization.hpp"
 #include "runtime/fieldDescriptor.inline.hpp"
 #include "runtime/flags/jvmFlag.hpp"