Silence compiler warning.


git-svn-id: svn://svn.valgrind.org/vex/trunk@491 8f6e269a-dfd6-0310-a8e1-e2731360e62c
diff --git a/priv/host-generic/reg_alloc2.c b/priv/host-generic/reg_alloc2.c
index 48c2ecb..6786718 100644
--- a/priv/host-generic/reg_alloc2.c
+++ b/priv/host-generic/reg_alloc2.c
@@ -955,7 +955,7 @@
          if (k_suboptimal >= 0)
             k = k_suboptimal;
 
-       have_rreg:
+     /* have_rreg: */
 
          if (k < n_state) {
             state[k].disp = Bound;