--- a/src/hotspot/share/memory/virtualspace.cpp	Fri Aug 16 09:18:41 2019 +0200
+++ b/src/hotspot/share/memory/virtualspace.cpp	Tue Aug 06 10:48:21 2019 +0200
@@ -623,9 +623,9 @@
     initialize(size, alignment, large, NULL, false);
   }
 
-  assert(markOopDesc::encode_pointer_as_mark(_base)->decode_pointer() == _base,
+  assert(markWord::encode_pointer_as_mark(_base).decode_pointer() == _base,
          "area must be distinguishable from marks for mark-sweep");
-  assert(markOopDesc::encode_pointer_as_mark(&_base[size])->decode_pointer() == &_base[size],
+  assert(markWord::encode_pointer_as_mark(&_base[size]).decode_pointer() == &_base[size],
          "area must be distinguishable from marks for mark-sweep");
 
   if (base() != NULL) {