Merge Helgrind from branches/YARD into the trunk.  Also includes some
minor changes to make stack unwinding on amd64-linux approximately
twice as fast as it was before.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@8707 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/helgrind/helgrind.h b/helgrind/helgrind.h
index b4de044..46359a9 100644
--- a/helgrind/helgrind.h
+++ b/helgrind/helgrind.h
@@ -82,6 +82,7 @@
       _VG_USERREQ__HG_PTHREAD_COND_BROADCAST_PRE, /* pth_cond_t* */
       _VG_USERREQ__HG_PTHREAD_COND_WAIT_PRE,     /* pth_cond_t*, pth_mx_t* */
       _VG_USERREQ__HG_PTHREAD_COND_WAIT_POST,    /* pth_cond_t*, pth_mx_t* */
+      _VG_USERREQ__HG_PTHREAD_COND_DESTROY_PRE,   /* pth_cond_t* */
       _VG_USERREQ__HG_PTHREAD_RWLOCK_INIT_POST,   /* pth_rwlk_t* */
       _VG_USERREQ__HG_PTHREAD_RWLOCK_DESTROY_PRE, /* pth_rwlk_t* */
       _VG_USERREQ__HG_PTHREAD_RWLOCK_LOCK_PRE,    /* pth_rwlk_t*, long isW */