--- old/src/share/vm/gc_interface/gcCause.hpp	2019-11-11 16:10:09.581342190 +0100
+++ new/src/share/vm/gc_interface/gcCause.hpp	2019-11-11 16:10:09.496342195 +0100
@@ -77,6 +77,7 @@
     _shenandoah_metadata_gc_clear_softrefs,
     _shenandoah_allocation_failure_evac,
     _shenandoah_concurrent_gc,
+    _shenandoah_traversal_gc,
     _shenandoah_upgrade_to_full_gc,
 
     _last_ditch_collection,