From ab554bc110055ca4dcca8c82973759cdb76c067d Mon Sep 17 00:00:00 2001
From: Gareth Rees <gdr@ravenbrook.com>
Date: Thu, 30 Mar 2017 10:42:40 +0100
Subject: [PATCH] Avoid "format may be used uninitialized" warning.

Copied from Perforce
 Change: 193050
 ServerID: perforce.ravenbrook.com
---
 mps/code/poolsnc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mps/code/poolsnc.c b/mps/code/poolsnc.c
index 1a840667290..a9f018a6a68 100644
--- a/mps/code/poolsnc.c
+++ b/mps/code/poolsnc.c
@@ -601,7 +601,7 @@ static void sncSegWalk(Seg seg, FormattedObjectsVisitor f, void *p, size_t s)
     Addr nextObject;
     Addr limit;
     Pool pool = SegPool(seg);
-    Format format;
+    Format format = NULL; /* Avoid "may be used uninitialized" */
     Bool b = PoolFormat(&format, pool);
     AVER(b);