# HG changeset patch
# User Brendan Cully <brendan@kublai.com>
# Date 1187897094 25200
# Node ID b772c0b9f0bd8b335d4209d740bd41cfd2ee1510
# Parent  90d9ec0dc69d9cb61a4659bf58a5c575ec9a6882# Parent  bddb4ff134c0a258d77a80cee4344a20d78e935b
Merge with crew-stable

diff --git a/mercurial/localrepo.py b/mercurial/localrepo.py
--- a/mercurial/localrepo.py
+++ b/mercurial/localrepo.py
@@ -151,6 +151,8 @@ class localrepository(repo.repository):
             except revlog.LookupError:
                 pass
             fp = self.wfile('.hgtags', 'wb')
+            if prevtags:
+                fp.write(prevtags)
 
         # committed tags are stored in UTF-8
         writetag(fp, name, util.fromlocal, prevtags)