diff -r 3ecaae33241a -r e4d72440d60e src/hotspot/share/code/nmethod.cpp
--- a/src/hotspot/share/code/nmethod.cpp	Wed Oct 10 08:36:31 2018 +0200
+++ b/src/hotspot/share/code/nmethod.cpp	Wed Oct 03 15:22:16 2018 +0200
@@ -2340,7 +2340,7 @@
   for (int i = 0; i < oops_count(); i++) {
     oop o = oop_at(i);
     tty->print("#%3d: " INTPTR_FORMAT " ", i, p2i(o));
-    if (o == (oop)Universe::non_oop_word()) {
+    if (o == Universe::non_oop_word()) {
       tty->print("non-oop word");
     } else {
       if (o != NULL) {