bug#8545: issues with recent doprnt-related changes

[Stefan Monnier]

>> note that "the position of the nul byte" is the same as "the length
>> of the list", so it's still <= MOST_POSITIVE_FIXNUM.  It's only the
>> position after the nul byte that would overflow.

> But what about this code and its commentary (from
> next_element_from_c_string):

>   /* IT's position can be greater IT->string_nchars in case a field
>      width or precision has been specified when the iterator was
>      initialized.  */
>   if (IT_CHARPOS (*it) >= it->end_charpos)
>     {
>       /* End of the game.  */
>       ...

Do these ever make it into a Lisp_Object?


        Stefan