--- old/src/share/vm/opto/phaseX.cpp	2017-07-10 18:12:02.533406268 +0200
+++ new/src/share/vm/opto/phaseX.cpp	2017-07-10 18:11:57.742427727 +0200
@@ -1420,6 +1420,9 @@
       if (cast != NULL && cast->has_range_check()) {
         C->remove_range_check_cast(cast);
       }
+      if (dead->is_ValueTypePtr()) {
+        C->remove_value_type_ptr(dead->as_ValueTypePtr());
+      }
     }
   } // while (_stack.is_nonempty())
 }