--- a/tests/test-subrepo-missing.t	Fri May 04 14:36:40 2012 -0400
+++ b/tests/test-subrepo-missing.t	Fri May 04 14:19:52 2012 +0200
@@ -12,6 +12,13 @@
   adding b
   $ hg ci -m updatedsub
 
+ignore blanklines in .hgsubstate
+
+  >>> file('.hgsubstate', 'wb').write('\n\n   \t \n   \n')
+  $ hg st --subrepos
+  M .hgsubstate
+  $ hg revert -qC .hgsubstate
+
 delete .hgsub and revert it
 
   $ rm .hgsub