--- old/src/hotspot/share/gc/z/zForwarding.inline.hpp	2019-11-21 11:52:08.833932109 +0100
+++ new/src/hotspot/share/gc/z/zForwarding.inline.hpp	2019-11-21 11:52:08.341924071 +0100
@@ -54,7 +54,7 @@
 }
 
 inline void ZForwarding::set_pinned() {
-  Atomic::store(true, &_pinned);
+  Atomic::store(&_pinned, true);
 }
 
 inline bool ZForwarding::inc_refcount() {