What older version? 
$ perltidy < temp.pl
#!/usr/bin/perl --

=head1 HASHBANG

## Please see file perltidy.ERR
#!/usr/bin/perl --

=cut

print "hi\n";

__END__

$ cat perltidy.ERR
5:      Hash-bang in pod can cause older versions of perl to fail!

$

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In reply to Hash-bang in pod can cause older versions of perl to fail by Anonymous Monk

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