Re: [PATCH v3] utf8: make utf8_strwidth() and utf8_strnwidth() return size_t

Phillip Wood <[email protected]> writes:

> I think it would be much better to remove the TODO comment as Junio 
> previously suggested and instead add some documentation to the function 
> explaining (a) why it is appropriate for it to return an int; (b) why we 
> must use the cast_size_t_to_int() helper to prevent overflows (see the 
> commit that added that comment).

Thanks, especially for (b) above.  That needs to be stressed if we
are to go in that direction.