diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4b3b0680fe1..c28396662a6 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2005-10-21  Janis Johnson  <janis187@us.ibm.com>
+
+	* var-tracking.c (vt_initialize): Initialize post.
+
 2005-10-21  Devang Patel  <dpatel@apple.com>
 
 	PR/24220
diff --git a/gcc/var-tracking.c b/gcc/var-tracking.c
index ba034f34b47..d69ca139c42 100644
--- a/gcc/var-tracking.c
+++ b/gcc/var-tracking.c
@@ -2516,7 +2516,7 @@ vt_initialize (void)
   FOR_EACH_BB (bb)
     {
       rtx insn;
-      HOST_WIDE_INT pre, post;
+      HOST_WIDE_INT pre, post = 0;
 
       /* Count the number of micro operations.  */
       VTI (bb)->n_mos = 0;