--- old/src/share/vm/gc/g1/heapRegionType.hpp	2017-08-08 17:40:40.548088093 -0400
+++ new/src/share/vm/gc/g1/heapRegionType.hpp	2017-08-08 17:40:39.160009207 -0400
@@ -172,8 +172,6 @@
       set_from(OldTag, SurvTag);
       return true;
     }
-    ShouldNotReachHere();
-    return false;
   }
   void set_open_archive()   { set_from(OpenArchiveTag, FreeTag); }
   void set_closed_archive() { set_from(ClosedArchiveTag, FreeTag); }