Re: Wrong unsafe-flag test in check_output_expressions()

From: Richard Guo <guofenglinux(at)gmail(dot)com>
To: David Rowley <dgrowleyml(at)gmail(dot)com>
Cc: Pg Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Wrong unsafe-flag test in check_output_expressions()
Date: 2026-06-03 00:51:29
Message-ID: CAMbWs48YpBiZdZiH6LSGCa6KY9qxd-kigwfV-QagMtCS_PtP7g@mail.gmail.com
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On Wed, Jun 3, 2026 at 7:32 AM David Rowley <dgrowleyml(at)gmail(dot)com> wrote:
> On Wed, 3 Jun 2026 at 10:13, Richard Guo <guofenglinux(at)gmail(dot)com> wrote:
> > On Wed, Jun 3, 2026 at 5:59 AM David Rowley <dgrowleyml(at)gmail(dot)com> wrote:
> > > Yes, that's not intentional. Your proposed fix looks correct. Are you
> > > happy to go ahead with pushing and backpatching that?

> > Thanks for taking a look. Yeah, I'm happy to push that. I'm kind of
> > unsure whether this needs to be back-patched, since it doesn't lead to
> > wrong plans, so it isn't a live bug in practice.

> I'd prefer it to be fully gone in all versions that have it, if you
> don't mind doing that.

Done. Back-patched through v15, where the buggy check was first
introduced.

- Richard

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