--- a/src/hotspot/share/gc/z/zBarrierSetRuntime.cpp	Thu Nov 28 13:02:39 2019 +0100
+++ b/src/hotspot/share/gc/z/zBarrierSetRuntime.cpp	Fri Nov 29 11:26:25 2019 +0100
@@ -42,7 +42,7 @@
   ZBarrier::load_barrier_on_oop_array(p, length);
 JRT_END
 
-JRT_LEAF(void, ZBarrierSetRuntime::clone(oop src, oop dst, size_t size))
+JRT_LEAF(void, ZBarrierSetRuntime::clone(oopDesc* src, oopDesc* dst, size_t size))
   HeapAccess<>::clone(src, dst, size);
 JRT_END