128-bit long long?

[Joseph S. Myers]

On Sun, 21 Mar 2004, Zack Weinberg wrote:

> Best current practice appears to be to provide an "extended integral
> type" __int128.  This doesn't have the problems of 'long long' because
> it's not a *basic* integral type (in particular, it cannot be used for
> size_t).

Except it can't be an extended integer type within the meaning of C99
either, because the same ABIs also fix intmax_t to be 64 bits.

-- 
Joseph S. Myers
jsm@polyomino.org.uk