| line | !l | l&&!r | l&&r | condition | 
 
| 80 | 1 | 0 | 3 | $switch and not $self->{'_use_io_uncompress_gunzip'} | 
 
| 212 | 0 | 18 | 0 | $request_method and not $valid_request_method{$request_method} | 
 
| 744 | 0 | 0 | 0 | $options->{'REQUEST_METHOD'} and $options->{'REQUEST_METHOD'} ne 'POST' | 
 
| 822 | 16 | 0 | 0 | $options->{'html'} and not $self->{'no_warn'} | 
 
|  | 14 | 0 | 2 | $options->{'json'} and not $self->{'no_warn'} | 
 
|  | 14 | 0 | 0 | $options->{'png'} and not $self->{'no_warn'} | 
 
| 835 | 0 | 2 | 0 | $mime_type ne 'text/plain' and $mime_type ne 'application/json' | 
 
| 1003 | 0 | 0 | 0 | $html_validator and -x $html_validator |