--- a/src/hotspot/share/gc/g1/g1ParScanThreadState.inline.hpp	Fri Aug 16 09:18:41 2019 +0200
+++ b/src/hotspot/share/gc/g1/g1ParScanThreadState.inline.hpp	Tue Aug 06 10:48:21 2019 +0200
@@ -53,9 +53,9 @@
     return;
   }
 
-  markOop m = obj->mark_raw();
-  if (m->is_marked()) {
-    obj = (oop) m->decode_pointer();
+  markWord m = obj->mark_raw();
+  if (m.is_marked()) {
+    obj = (oop) m.decode_pointer();
   } else {
     obj = copy_to_survivor_space(region_attr, obj, m);
   }