Suppressing warnings revealed by increased level of optimisation and building the mps from mps.c

Copied from Perforce
 Change: 179192
 ServerID: perforce.ravenbrook.com

1 files changed, 1 insertions, 1 deletions

diff --git a/mps/code/buffer.c b/mps/code/buffer.c
index 9b7748c6572..c7dc6edd82e 100644
--- a/mps/code/buffer.c
+++ b/mps/code/buffer.c
@@ -1330,7 +1330,7 @@ static void segBufAttach(Buffer buffer, Addr base, Addr limit,
                          Addr init, Size size)
 {
   SegBuf segbuf;
-  Seg seg;
+  Seg seg = NULL;       /* suppress "may be used uninitialized" */
   Arena arena;
   Bool found;