--- a/src/hotspot/share/jvmci/metadataHandleBlock.cpp	Wed Nov 27 10:21:22 2019 +0100
+++ b/src/hotspot/share/jvmci/metadataHandleBlock.cpp	Tue Nov 26 10:47:46 2019 +0100
@@ -23,6 +23,7 @@
 
 #include "precompiled.hpp"
 #include "jvmci/metadataHandleBlock.hpp"
+#include "runtime/atomic.hpp"
 
 MetadataHandleBlock* MetadataHandleBlock::_last = NULL;
 intptr_t             MetadataHandleBlock::_free_list = 0;