Heikki Linnakangas <hlinnaka@iki.fi> writes:
> On 19/11/2018 19:12, Tom Lane wrote:
>> It looks to me like the reason it's okay in 9.6 and up is
>> commit e97af6c8b ("Replace our hacked version of ax_pthread.m4 with
>> latest upstream version") plus a few followup fixes. I propose to
>> back-patch those into 9.5 and 9.4. Heikki had attempted to back-patch
>> into 9.5 originally, but gave up when the followup fixes seemed to
>> be getting out of hand --- but there weren't really that many.
>> Anyway, now that that code has been stable for several years, I see
>> little reason not to back-patch it.
> Makes sense.
> It would be nice to pick the latest version from the authoritative
> source (https://www.gnu.org/software/autoconf-archive/ax_pthread.html),
> while we're at it. I picked a draft version back then, before it was
> committed to the main branch. Although, if we do that, then the argument
> that the code's been stable for several years doesn't apply anymore...
Hm. I'll check that, but I'm inclined to just make any change like that
in HEAD, since we aren't aware of live bugs it would fix.
regards, tom lane