diff -r 0c159aa7b329 -r 2b3dec0ef3ae mercurial/revlog.py
--- a/mercurial/revlog.py	Mon May 25 22:54:16 2009 +0200
+++ b/mercurial/revlog.py	Mon May 25 23:06:11 2009 +0200
@@ -1162,7 +1162,7 @@
         revs.insert(0, p)
 
         # build deltas
-        for d in xrange(0, len(revs) - 1):
+        for d in xrange(len(revs) - 1):
             a, b = revs[d], revs[d + 1]
             nb = self.node(b)