--- a/tests/test-revset.t	Fri Apr 06 15:17:50 2012 -0500
+++ b/tests/test-revset.t	Sun Apr 08 11:11:30 2012 +0200
@@ -372,6 +372,8 @@
   2
   $ log 'roots(all()) or roots(all())'
   0
+  $ hg debugrevspec 'roots(all()) or roots(all())'
+  0
   $ log 'heads(branch(é)) or heads(branch(é))'
   9
   $ log 'ancestors(8) and (heads(branch("-a-b-c-")) or heads(branch(é)))'