Re: [PATCH] df: Fix bug when totaling unknown values.

[Paul Eggert]

Matthew Woehlke <address@hidden> writes:

> Paul Eggert wrote:
>> +      if (total != UINTMAX_MAX)
>
> Um... I've mentioned that this won't work, haven't I? AIX is (AFAICT)
> giving 0xFFF...FFE, not 0xFFF...FFF.

The later patch (in that same message) adjusted that line to deal with
(uintmax_t) -2.

Maybe some other oddball system in the future will use (uintmax_t) -3?
(I was thinking of having df use (uintmax_t) -100, just to make the code
more future-proof.  :-)