Handle (by ignoring) Imbe_CancelReservation.  Detected by Florian
Krohm when compiling with -Wswitch-enum.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14618 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/helgrind/hg_main.c b/helgrind/hg_main.c
index d346fb9..d1b72d0 100644
--- a/helgrind/hg_main.c
+++ b/helgrind/hg_main.c
@@ -4558,6 +4558,7 @@
          case Ist_MBE:
             switch (st->Ist.MBE.event) {
                case Imbe_Fence:
+               case Imbe_CancelReservation:
                   break; /* not interesting */
                default:
                   goto unhandled;