diff -r 091c86a77d19 -r 3a3584967a93 mercurial/localrepo.py
--- a/mercurial/localrepo.py	Mon Mar 07 14:47:30 2011 +0100
+++ b/mercurial/localrepo.py	Thu Feb 24 14:06:08 2011 +0100
@@ -1228,8 +1228,7 @@
                 if fn in mf1:
                     if (fn not in deleted and
                         (mf1.flags(fn) != mf2.flags(fn) or
-                         (mf1[fn] != mf2[fn] and
-                          (mf2[fn] or ctx1[fn].cmp(ctx2[fn]))))):
+                         mf1[fn] != mf2[fn])):
                         modified.append(fn)
                     elif listclean:
                         clean.append(fn)