Another Freenode::DollarAB false negative

[Tux]

#!perl

use strict;
use warnings;

our $VERSION = "0.00";

my @b = 1..2;
my $x = $b[1]||" ";

$ perlcritic -1 test.pl
test.pl#9.9:    [4 - Freenode::DollarAB]        Using $a or $b outside sort()   :my $x = $b[1]||" ";