$ mkdir ./-e
 $ cat >./-e/test
#!/usr/bin/perl -w
die "It ran!";
__END__
 $ chmod a+x ./-e/test
 $ ./-e/test
It ran! at ./-e/test line 2.
 $ -e/test
Search pattern not terminated at -e line 1.
 $

##</code><code>##

    perl -w -e/test

##</code><code>##

Can't open perl script "--": No such file or directory