diff -r 9b617c56eb65 -r 117990768fe0 mercurial/revset.py
--- a/mercurial/revset.py	Mon Feb 28 15:46:48 2011 +0100
+++ b/mercurial/revset.py	Thu Feb 24 00:47:49 2011 +0100
@@ -794,7 +794,7 @@
             w = 100 # very slow
         elif f == "ancestor":
             w = 1 * smallbonus
-        elif f == "reverse limit":
+        elif f in "reverse limit":
             w = 0
         elif f in "sort":
             w = 10 # assume most sorts look at changelog