Re: Fix accidentally cast away qualifiers

From: Bertrand Drouvot <bertranddrouvot(dot)pg(at)gmail(dot)com>
To: Peter Eisentraut <peter(at)eisentraut(dot)org>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Fix accidentally cast away qualifiers
Date: 2026-01-21 14:56:37
Message-ID: aXDpJUt5QenOlPSl@ip-10-97-1-34.eu-west-3.compute.internal
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Hi,

On Wed, Jan 21, 2026 at 02:24:58PM +0000, Bertrand Drouvot wrote:
> Hi,
>
> On Wed, Jan 21, 2026 at 12:31:27PM +0100, Peter Eisentraut wrote:
> > Strange, I don't see that. What compiler is this, and do you use any
> > special options?
>
> It's gcc 14.1.0 with "CFLAGS=-O0 -ggdb3 -fno-omit-frame-pointer -gdwarf-2 -g3
> -Wdiscarded-qualifiers -Wunused-value -Werror=maybe-uninitialized
> -Werror=format -Wreturn-type"
>
> But I just tested with a simple test case, some compilers and some options and I've
> always seen the warning (see [1])

FWIW, and so does the CI: https://github.com/bdrouvot/postgres/runs/61028037498

Regards,

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

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