merge with stable

mercurial/revset.py

@@ -1277,7 +1277,7 b' def named(repo, subset, x):'
     names = set()
     for ns in namespaces:
         for name in ns.listnames(repo):
-            names.update(ns.nodes(repo, name))
+            names.update(repo[n].rev() for n in ns.nodes(repo, name))
 
     names -= set([node.nullrev])
     return subset & names

tests/test-revset.t

@@ -787,6 +787,12 b' we can use patterns when searching for t'
   $ log 'present(named("unknown"))'
   $ log 'present(named("re:unknown"))'
 
+  $ log 'tag()'
+  6
+  $ log 'named("tags")'
+  6
+  9
+
 issue2437
 
   $ log '3 and p1(5)'