--- a/src/hotspot/share/runtime/handshake.hpp	Tue Jun 19 09:43:53 2018 +0200
+++ b/src/hotspot/share/runtime/handshake.hpp	Tue Jun 19 10:57:13 2018 +0200
@@ -54,7 +54,6 @@
   HandshakeOperation* volatile _operation;
 
   Semaphore _semaphore;
-  bool _vmthread_holds_semaphore;
   bool _thread_in_process_handshake;
 
   bool claim_handshake_for_vmthread();