Re: Consistently use the XLogRecPtrIsInvalid() macro

From: Bertrand Drouvot <bertranddrouvot(dot)pg(at)gmail(dot)com>
To: Álvaro Herrera <alvherre(at)kurilemu(dot)de>
Cc: Peter Eisentraut <peter(at)eisentraut(dot)org>, Michael Paquier <michael(at)paquier(dot)xyz>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, Quan Zongliang <quanzongliang(at)yeah(dot)net>, pgsql-hackers(at)lists(dot)postgresql(dot)org
Subject: Re: Consistently use the XLogRecPtrIsInvalid() macro
Date: 2026-01-30 11:16:26
Message-ID: aXyTCrlkoewFa9lD@ip-10-97-1-34.eu-west-3.compute.internal
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Hi,

On Thu, Jan 29, 2026 at 06:45:12PM +0100, Álvaro Herrera wrote:
> On 2025-Nov-17, Bertrand Drouvot wrote:
>
> > On Mon, Nov 17, 2025 at 01:12:24PM +0000, Bertrand Drouvot wrote:
> > > The script has been updated and the patch too (finding a new replacement in
> > > gist.c).
> >
> > Finally, adding GistNSN to the game (as a typedef XLogRecPtr) gives the attached.
>
> I've pushed this.

Thanks!

I just looked at the cocci script used for that and realized (with more Coccinelle
practice) that it could be simplified. It's done in [1], and lead to a few more
cases discovered and fixed in the attached. I think that, with the attached, we
cover them all.

[1]: https://github.com/bdrouvot/coccinelle_on_pg/blob/main/replace_literal_0_assignement_with_InvalidXLogRecPtr.cocci

Regards,

--
Bertrand Drouvot
PostgreSQL Contributors Team
RDS Open Source Databases
Amazon Web Services: https://aws.amazon.com

Attachment Content-Type Size
v1-0001-Fix-other-cases-of-literal-0-instead-of-InvalidXL.patch text/x-diff 1.8 KB

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