
* handle things like:
  + "$a == 9 ? $b ++ : $c++;"
  + "$a++ for ($a == 9)"
  + "$a++ until $a == 9"
  + "$a++ while $a < 9;"
  + "$c = 5 if $a == 8;"
  + "$c = 5 unless $a == 8;"
  + "do { $a == 9 } while ($b == 9);"
  + "do { $a == 9 } until ($b == 9);"
  + elsif

* the following should not have a connection from N_RETURN:
  if ( $a == 5 ) { return 1; } print $a; 

