--- a/mercurial/cmdutil.py	Tue May 13 17:28:19 2014 -0700
+++ b/mercurial/cmdutil.py	Wed May 14 10:37:25 2014 -0700
@@ -2298,7 +2298,7 @@
 
         # Find status of all file in `names`. (Against working directory parent)
         m = scmutil.matchfiles(repo, names)
-        changes = repo.status(match=m)[:4]
+        changes = repo.status(node1=parent, match=m)[:4]
         modified, added, removed, deleted = map(set, changes)
 
         # if f is a rename, update `names` to also revert the source