Erik de Castro Lopo wrote:
> Maybe it would help if you explained what a "clone detector"
> is.
>   
A "clone" is software-engineering speak for "duplicated code".  Exactly
what qualifies as 'duplicated code' and how to efficiently find such
(without too many false positives nor false negatives) is still fairly
active research.  This is a huge issue in languages without decent
abstraction features, and less so otherwise (or so it seems).

Jacques