--- old/src/hotspot/share/runtime/mutexLocker.hpp	2019-04-25 11:54:34.965507382 +0200
+++ new/src/hotspot/share/runtime/mutexLocker.hpp	2019-04-25 11:54:34.228482560 +0200
@@ -32,6 +32,7 @@
 // Mutexes used in the VM.
 
 extern Mutex*   Patching_lock;                   // a lock used to guard code patching of compiled code
+extern Mutex*   CompiledMethod_lock;
 extern Monitor* SystemDictionary_lock;           // a lock on the system dictionary
 extern Mutex*   ProtectionDomainSet_lock;        // a lock on the pd_set list in the system dictionary
 extern Mutex*   SharedDictionary_lock;           // a lock on the CDS shared dictionary