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  1. or download this
    -xLEVEL

...

If LEVEL is at least 7, "if" statements will be translated into
equivalent expressions using "&&", "?:" and "do {}"; for instance
  2. or download this
    lanx@nc10-ubuntu:~$ perl -MO=Deparse,-x7 -e 'if($a){print $b}'
$a and do {
    print $b
};
-e syntax OK