--- old/src/hotspot/share/gc/serial/markSweep.inline.hpp	2019-08-13 12:39:45.948154802 +0200
+++ new/src/hotspot/share/gc/serial/markSweep.inline.hpp	2019-08-13 12:39:45.652149667 +0200
@@ -80,7 +80,7 @@
 
     oop new_obj = oop(obj->mark_raw().decode_pointer());
 
-    assert(new_obj != NULL ||                         // is forwarding ptr?
+    assert(new_obj != NULL ||                          // is forwarding ptr?
            obj->mark_raw() == markWord::prototype() || // not gc marked?
            (UseBiasedLocking && obj->mark_raw().has_bias_pattern()),
            // not gc marked?