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From: Aleksander Alekseev <aleksander@tigerdata.com>
Date: Wed, 19 Nov 2025 17:03:03 +0300
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Subject: Re: Trying out <stdatomic.h>
To: Thomas Munro <thomas.munro@gmail.com>
Cc: Heikki Linnakangas <hlinnaka@iki.fi>,
	PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
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Hi Thomas,

> It passes with VS 2022 on CI.  I had to skip some assertions about
> macros promising lock-free implementation, that it doesn't define in C
> mode yet.  They are definitely lock-free though[1], and the macros are
> defined for C++, and the same under the covers...  Perhaps
> feature/conformance macros won't be defined until a few remaining
> pieces (things we don't care about) are accessible from C?  (I see
> that Visual Studio 2026 has also just shipped a couple of days ago,
> not investigated.)

Thanks for working on this. I checked v2 on Linux x64 with and without
Valgrind and it passed all the tests. I haven't looked at the code
closely yet.


--
Best regards,
Aleksander Alekseev