--- a/mercurial/dirstate.py	Tue May 19 11:36:05 2015 -0700
+++ b/mercurial/dirstate.py	Tue May 19 10:40:40 2015 -0700
@@ -985,7 +985,7 @@
             # fast path -- filter the other way around, since typically files is
             # much smaller than dmap
             return [f for f in files if f in dmap]
-        if not match.anypats() and all(fn in dmap for fn in files):
+        if match.prefix() and all(fn in dmap for fn in files):
             # fast path -- all the values are known to be files, so just return
             # that
             return list(files)