On Fri, Jan 29, 2016 at 11:21 PM, Fabien COELHO <coelho@cri.ensmp.fr> wrote:
> + /* overflow check (needed for INT64_MIN) */
> + if (lval != 0 && (*retval < 0 == lval < 0))
>
> Why not use "if (lval == INT64_MIN)" instead of this complicated condition?
> If it is really needed for some reason, I think that a comment could help.
Checking for PG_INT64_MIN only would be fine as well, so let's do so.
I thought honestly that we had better check if the result and the left
argument are not of the same sign, but well.
--
Michael