screamer@home:~$ cat test.pl 
use warnings;
use strict;
{
        my $i = 0;
        sub test {
                print ++$i, @_
        }
}
test "\n" for 1..10;

screamer@home:~$ perl -c test.pl 
test.pl syntax OK
screamer@home:~$ perl -v
This is perl, v5.6.0 built for i386-linux
...