Fix an odd revlog bug -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Fix an odd revlog bug If revlog had a cached -empty- revision, as opposed to no cached version, it could get confused. This cropped up in verify on a particular repo. manifest hash: 90ccf122087f6bbcb4322cb9d9bb8124610ba886 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (GNU/Linux) iD8DBQFCzjRaywK+sNU5EO8RAgVEAKCv3WBJt1rBOX0UlTDXFPygPIru+gCfTZxJ CEz1lYny1gkQ+haGY26QdBs= =C/K5 -----END PGP SIGNATURE-----

--- a/mercurial/revlog.py
+++ b/mercurial/revlog.py
@@ -248,7 +248,7 @@ class revlog:
         f.seek(start)
         data = f.read(end - start)
 
-        if not text:
+        if text is None:
             last = self.length(base)
             text = decompress(data[:last])