package Thingy;
    
    sub new {
        my $O = bless {}, shift;
        
        [lots of value setting here]
        
        [and oops, no return() statement!]
    }

##</code><code>##

    sub func {
        return ($result);
    }

##</code><code>##

    if (3 == $x) {
        [whatever]
    }