Re: Fix typo 586/686 in atomics/arch-x86.h

From: Nathan Bossart <nathandbossart(at)gmail(dot)com>
To: Daniel Gustafsson <daniel(at)yesql(dot)se>
Cc: Andres Freund <andres(at)anarazel(dot)de>, Tomas Vondra <tv(at)fuzzy(dot)cz>, Jakub Wartak <jakub(dot)wartak(at)enterprisedb(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>
Subject: Re: Fix typo 586/686 in atomics/arch-x86.h
Date: 2026-05-07 21:46:08
Message-ID: af0IIJQCncN3_6-v@nathan
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On Thu, May 07, 2026 at 04:44:45PM -0500, Nathan Bossart wrote:
> On Thu, May 07, 2026 at 10:59:26PM +0200, Daniel Gustafsson wrote:
>> Attached is a patch against HEAD for this. Reading your mail my interpretation
>> was that this was equally broken for MSVC even though the macro is correct
>> there, and we should remove both. Was that a correct reading?
>
> Yeah, atomics.h doesn't use the right macro for MSVC, so nothing in this
> file is compiled for MSVC anyway. However, I suspect the proper fix is to
> make sure this file is included for MSVC. Note that the other MSVC code in
> this file is similarly broken, but fortunately isn't used anywhere [0].

To be clear, I'm +1 on removing any 32-bit code in this file. But the
64-bit stuff should probably be fixed.

--
nathan

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