Index: Parse-RecDescent-1.967006/lib/Parse/RecDescent.pm
===================================================================
--- Parse-RecDescent-1.967006.orig/lib/Parse/RecDescent.pm	2012-02-11 05:49:54.000000000 +0100
+++ Parse-RecDescent-1.967006/lib/Parse/RecDescent.pm	2012-02-13 15:59:09.350410266 +0100
@@ -3013,6 +3013,7 @@
 sub _code($)
 {
     my $self = shift;
+    $skip = "" if(! defined $skip);
     my $initial_skip = defined($self->{skip}) ? $self->{skip} : $skip;
 
     my $code = qq{