#!/usr/bin/perl

# Copyright 2004-2007, Paul Johnson (pjcj@cpan.org)

# This software is free.  It is licensed under the same terms as Perl itself.

# The latest version of this software should be available from my homepage:
# http://www.pjcj.net

# __COVER__ uncoverable tests/.uncoverable

my $x = 1;
my $y = 1;
if ($x && !$y)
{
    $x++;
    z();
}
sub z
{
    $y++;
}