From: Tom Lane <tgl@sss.pgh.pa.us>
To: Andres Freund <andres@anarazel.de>
cc: Noah Misch <noah@leadboat.com>, pgsql-committers@lists.postgresql.org
Subject: Re: pgsql: aix: No need to use mkldexport when we want to export all
 symbol
In-reply-to: <20220915194422.bbdzwo7gmcvwzv4b@awork3.anarazel.de>
References: <325593.1662783266@sss.pgh.pa.us>
 <89D645BA-FF97-4516-A21D-9FC4A4B31F8C@anarazel.de>
 <20220910043749.koidc5k4j5dxo3if@awork3.anarazel.de>
 <20220910052741.t7w7csyrggwus2ze@awork3.anarazel.de>
 <338810.1662787972@sss.pgh.pa.us>
 <20220910055736.htsr5juo3ldlay2l@awork3.anarazel.de>
 <20220910081944.oiayp5lky3kv2o43@awork3.anarazel.de>
 <20220911181925.ygxbync3uk5ezcic@awork3.anarazel.de>
 <20220913182530.4yq35ralujjsv2k3@awork3.anarazel.de>
 <2490844.1663123546@sss.pgh.pa.us>
 <20220915194422.bbdzwo7gmcvwzv4b@awork3.anarazel.de>
Comments: In-reply-to Andres Freund <andres@anarazel.de>
	message dated "Thu, 15 Sep 2022 12:44:22 -0700"
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-ID: <3442426.1663274884.1@sss.pgh.pa.us>
Date: Thu, 15 Sep 2022 16:48:04 -0400
Message-ID: <3442427.1663274884@sss.pgh.pa.us>
Archived-At: 
 <https://www.postgresql.org/message-id/3442427.1663274884%40sss.pgh.pa.us>
Precedence: bulk

Andres Freund <andres@anarazel.de> writes:
> On 2022-09-13 22:45:46 -0400, Tom Lane wrote:
>> A three-line patch doesn't seem like an unreasonable thing to carry,
>> at least till these systems go out of support.  We've jumped through
>> much higher hoops in the past to support niche platforms.

> xlc 12.1 *is* out of support and there's a newer compiler installed.

AIX 7.1 will go EOL in May.  It seems to me to be reasonable to keep
these animals running till then and then shut them down [1].  In the
meantime, messing with their configurations seems like an unreasonable
amount of work compared to applying this patch.

> The amount of lines itself doesn't bother me. What does is that it makes an
> already complicated platform more complicated: All symbols from extension
> .so's are exported, but only for old and unsupported versions of the
> proprietary compiler.

I have no objection to not supporting the case in the meson scripts,
if that'd make you any happier.

			regards, tom lane

[1] Unless the gcc compile farm shuts the machine down sooner,
which is entirely possible.