Received: from malur.postgresql.org ([217.196.149.56])
	by arkaria.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256)
	(Exim 4.92)
	(envelope-from <pgsql-hackers-owner+archive@lists.postgresql.org>)
	id 1nBR3I-0005Ed-J1
	for pgsql-hackers@arkaria.postgresql.org; Sun, 23 Jan 2022 00:48:16 +0000
Received: from localhost ([127.0.0.1] helo=malur.postgresql.org)
	by malur.postgresql.org with esmtp (Exim 4.92)
	(envelope-from <pgsql-hackers-owner+archive@lists.postgresql.org>)
	id 1nBR3H-0004ps-FB
	for pgsql-hackers@arkaria.postgresql.org; Sun, 23 Jan 2022 00:48:15 +0000
Received: from makus.postgresql.org ([2001:4800:3e1:1::229])
	by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256)
	(Exim 4.92)
	(envelope-from <thomas.munro@gmail.com>)
	id 1nBR3H-0004pj-3y
	for pgsql-hackers@lists.postgresql.org; Sun, 23 Jan 2022 00:48:15 +0000
Received: from mail-il1-x12c.google.com ([2607:f8b0:4864:20::12c])
	by makus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128)
	(Exim 4.92)
	(envelope-from <thomas.munro@gmail.com>)
	id 1nBR3E-0008Di-Vd
	for pgsql-hackers@postgresql.org; Sun, 23 Jan 2022 00:48:14 +0000
Received: by mail-il1-x12c.google.com with SMTP id v17so10811754ilg.4
        for <pgsql-hackers@postgresql.org>; Sat, 22 Jan 2022 16:48:12 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
        d=gmail.com; s=20210112;
        h=mime-version:references:in-reply-to:from:date:message-id:subject:to
         :cc;
        bh=PpkYi7E9xXA7MXNhV9gt5IWvombfsbzlMj/4BIqCQS8=;
        b=pjXNN0NaVbh4DuVySFDwh2y5TxUep0mr2nRaI79m3e6PFLpHsUnh0fc1100PLS+PxC
         ffwIMwtlyCGYfHvNWqe9SlfKOAIdVNsZYlYfKeVoWxNZZISd3vPh2EpyDb2SvI58Eb6s
         h8mmAL8zQOXHniP8HV2KNzyzdBgPubA9zv9Bk8wkirxrYG4C4jxoxDLenRPwCpf3Gbnx
         bjQ30i/iAw8BLTBIsMg0qlwXxwC7ENdWWWSOmk00B3kOTa0xhYezw6PQRX+QmW7WFQet
         bNKQXcgXpwpmvnOj93qRxWYgOysnCmlikGmWlnnUY9gyiALSGZjxY1hvI4glCyiArDXa
         Kz3g==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
        d=1e100.net; s=20210112;
        h=x-gm-message-state:mime-version:references:in-reply-to:from:date
         :message-id:subject:to:cc;
        bh=PpkYi7E9xXA7MXNhV9gt5IWvombfsbzlMj/4BIqCQS8=;
        b=wpDdMc0ivEydDxSYhBPjblTb5DKx6/uefoATPRDFoWToP4Z1zhAR4OFBbl7MgHxOsh
         bD6/LYq42UnZLv5vb1H7Fu8KcQd1gCTjj/trP18atrjU7m0cWcBCpJHR+B/YsbMpq1cX
         vDN9e63TbE429j07a4pGfjUZ2X1FHcOXO5UXbGdGnkCxcTPp8B3Z9ffKaEG77Qz7bKV5
         3TTEqybDoz8AegeG1VWo8jp5rZIXXQeveKHQvnQu9TPi1btjTdcD3YdanIgvna0U8Ddt
         lGKRjdmRanNsijKnb3iw8ADRQS2pD0F1+5T5+1bJAPDfoKDQcoxkq6fJRDMTP/ywtJwN
         A7+Q==
X-Gm-Message-State: AOAM5317L0C7h/g6tbnJpOCP4KMW54sT1Dco5z7nGJpHkkmykpN/5b4c
	b2xHGnJuXlC0D0KAt+/LzWgJDkfzIsBtsConhLva3Ez4ZRp4fw==
X-Google-Smtp-Source: ABdhPJz0IQT/Xc7CGVGxfN4aEc8rZdqJ0Ho4SdYUsoX5f41eS9cAbsWxsJh1wfpULJmkQjciGd/MoctEvme1AGaThjw=
X-Received: by 2002:a05:6e02:1a66:: with SMTP id w6mr5479607ilv.6.1642898892071;
 Sat, 22 Jan 2022 16:48:12 -0800 (PST)
MIME-Version: 1.0
References: <CA+hUKGLTSZQwES8VNPmWO9AO0wSeLt36OCPDAZTccT1h7Q7kTQ@mail.gmail.com>
 <85872.1637723874@sss.pgh.pa.us> <1497684.1642890856@sss.pgh.pa.us>
In-Reply-To: <1497684.1642890856@sss.pgh.pa.us>
From: Thomas Munro <thomas.munro@gmail.com>
Date: Sun, 23 Jan 2022 13:47:35 +1300
Message-ID: <CA+hUKGLjey7B=eHck0jB7DPo7XwANZYLGB7+M++PSbSGYgrA-Q@mail.gmail.com>
Subject: Re: Warning in geqo_main.c from clang 13
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: pgsql-hackers <pgsql-hackers@postgresql.org>
Content-Type: text/plain; charset="UTF-8"
List-Id: <pgsql-hackers.lists.postgresql.org>
List-Help: <https://lists.postgresql.org/manage/>
List-Subscribe: <https://lists.postgresql.org/manage/>
List-Post: <mailto:pgsql-hackers@lists.postgresql.org>
List-Owner: <mailto:pgsql-hackers-owner@lists.postgresql.org>
List-Archive: <https://www.postgresql.org/list/pgsql-hackers>
Archived-At: <https://www.postgresql.org/message-id/CA%2BhUKGLjey7B%3DeHck0jB7DPo7XwANZYLGB7%2BM%2B%2BPSbSGYgrA-Q%40mail.gmail.com>
Precedence: bulk

On Sun, Jan 23, 2022 at 11:34 AM Tom Lane <tgl@sss.pgh.pa.us> wrote:
> We're starting to see more buildfarm animals producing this warning,
> so I took another look, and thought of a slightly less invasive way to
> silence it.  I confirmed this works with clang 13.0.0 on Fedora 35.

LGTM.  Tested on bleeding edge clang 14.