diff -r b311681bc3f9 -r f642ad5c655f src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.cpp
--- a/src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.cpp	Tue Sep 17 15:58:54 2019 +0200
+++ b/src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.cpp	Wed Sep 25 12:33:05 2019 +0200
@@ -24,6 +24,7 @@
 #include "precompiled.hpp"
 #include "gc/shenandoah/shenandoahAsserts.hpp"
 #include "gc/shenandoah/shenandoahBarrierSet.hpp"
+#include "gc/shenandoah/shenandoahBarrierSetClone.inline.hpp"
 #include "gc/shenandoah/shenandoahBarrierSetAssembler.hpp"
 #include "gc/shenandoah/shenandoahCollectorPolicy.hpp"
 #include "gc/shenandoah/shenandoahHeap.inline.hpp"
@@ -283,3 +284,8 @@
 
   return load_reference_barrier_not_null(obj);
 }
+
+void ShenandoahBarrierSet::clone_barrier_runtime(oop src) {
+  clone_barrier(src);
+}
+