diff -r 8e1f1673aa9a -r 77ef059b3317 mercurial/revset.py
--- a/mercurial/revset.py	Wed Mar 04 21:47:07 2015 +0900
+++ b/mercurial/revset.py	Sat Jan 10 16:41:36 2015 +0900
@@ -746,7 +746,7 @@
     if x is not None:
         sources = getset(repo, fullreposet(repo), x)
     else:
-        sources = getall(repo, fullreposet(repo), x)
+        sources = fullreposet(repo)
 
     dests = set()
 
@@ -1347,7 +1347,7 @@
     if x is not None:
         dests = getset(repo, fullreposet(repo), x)
     else:
-        dests = getall(repo, fullreposet(repo), x)
+        dests = fullreposet(repo)
 
     def _firstsrc(rev):
         src = _getrevsource(repo, rev)