--- a/src/hotspot/share/runtime/flags/jvmFlag.cpp	Tue Oct 29 11:33:25 2019 +0100
+++ b/src/hotspot/share/runtime/flags/jvmFlag.cpp	Tue Oct 29 08:26:55 2019 -0700
@@ -709,6 +709,8 @@
       st->print("attach"); break;
     case INTERNAL:
       st->print("internal"); break;
+    case JIMAGE_RESOURCE:
+      st->print("jimage"); break;
   }
   st->print("}");
 }