$ perl -T -e 'kill $ARGV[0]' 0
Insecure dependency in kill while running with -T switch at -e line 1.
$ perl -T -e '$ARGV[0], kill 0' 0
Insecure dependency in kill while running with -T switch at -e line 1.
$ perl -T -e '$ARGV[0]; kill 0' 0
$