--- old/src/share/vm/gc/shared/space.cpp	2015-09-24 09:51:33.497188781 +0200
+++ new/src/share/vm/gc/shared/space.cpp	2015-09-24 09:51:33.405188325 +0200
@@ -603,7 +603,7 @@
       last = cur;
       cur += oop(cur)->size();
     }
-    assert(oop(last)->is_oop(),PTR_FORMAT " should be an object start", p2i(last));
+    assert(oop(last)->is_oop(), PTR_FORMAT " should be an object start", p2i(last));
     return last;
   }
 }