mercurial/revset.py

--- a/mercurial/revset.py	Fri Jan 17 23:42:12 2014 +0900
+++ b/mercurial/revset.py	Fri Jan 17 23:42:12 2014 +0900
@@ -12,6 +12,7 @@
 from i18n import _
 import encoding
 import obsolete as obsmod
+import pathutil
 import repoview
 
 def _revancestors(repo, revs, followfirst):
@@ -530,6 +531,7 @@
     pat = getstring(x, _("contains requires a pattern"))
     s = []
     if not matchmod.patkind(pat):
+        pat = pathutil.canonpath(repo.root, repo.getcwd(), pat)
         for r in subset:
             if pat in repo[r]:
                 s.append(r)