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 ) id 1oOXte-0004l3-Q8 for pgsql-hackers@arkaria.postgresql.org; Thu, 18 Aug 2022 05:16:46 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1oOXtc-0002cM-Vo for pgsql-hackers@arkaria.postgresql.org; Thu, 18 Aug 2022 05:16:44 +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 ) id 1oOXtc-0002cC-Ay for pgsql-hackers@lists.postgresql.org; Thu, 18 Aug 2022 05:16:44 +0000 Received: from mail-io1-xd34.google.com ([2607:f8b0:4864:20::d34]) by makus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1oOXtX-0004ZQ-PR for pgsql-hackers@postgresql.org; Thu, 18 Aug 2022 05:16:42 +0000 Received: by mail-io1-xd34.google.com with SMTP id q74so358482iod.9 for ; Wed, 17 Aug 2022 22:16:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=telsasoft-com.20210112.gappssmtp.com; s=20210112; h=user-agent:in-reply-to:content-disposition:mime-version:references :message-id:subject:cc:to:from:date:from:to:cc; bh=G/62Ks/cxbkhF2B7QctOr9/dyIZ0A647NQndfJBInY0=; b=AzjWarIXgr46InmXYA5vmQaL7VfzwDxYjF+/+468IxRAtcXy2o5nmvv72yD+RXA7qg 9dVJkov85kTZjkZ7da/tBDPJbYYUp9HRqLoj8J81/xXafi7S5lHTKtliEFe/zproq/V0 kPb0ltJPy/xWXtH1aAIlAiZdaj3f7bIchVKSZf6M6sfmzL9EXIg5EDvnxklBipPILIHh Y/rerjZXMJC9fN2NtV4uNr3xCITp7Oed1FRvQ8jaYxHsiGvVAQaYQkboDtoHKDZa4xAZ NZWm3a7Sb7S4BsdyE35T7K0k+WX/n/q61plSrFhXd26bd2b0xsIWNyAhZW20rZcYYkp3 UgLg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=user-agent:in-reply-to:content-disposition:mime-version:references :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc; bh=G/62Ks/cxbkhF2B7QctOr9/dyIZ0A647NQndfJBInY0=; b=kHsjOgClI5yuVfCl19lV9YHRkY/vIFAhZBeb/lMwfzUE71ipwwAwV3ENHl+61GJr6z qAQx3yLLCSpcMlgECSPURWzccZzAJTv7Ym8qambOMnaU7VplaVHzWkUpITVfxoZQ+DaU Vb54R6j7goYYuRGxvV8MfevbarhJFKh4g/GwkdwXMTmHTBRwJD5o/d2Hd8KaGqeJErO7 BRxP2bp1iwkLfCFsCBph+ECWJ6PJnK/95OafWKj7+OS0yet3iPexXroDvTjFRB1z5iCz RT2RIPq6FGPzjWf+LxzxcvOPUmysZsgaCopPSvQ3rY4JTxU0SuqnmIIN9ev7DDvVvJq6 5Q5A== X-Gm-Message-State: ACgBeo0fB+gi3VMTZhr7xNdUPmJe6/MPdxslytiM3fhNlKS8hN5fuAhf TyonDTqAdjxqgGzBjjSTKwmBrw== X-Google-Smtp-Source: AA6agR51mqbJeBMfgpjj2pHTmexpoPz/X92AlDNbaRvGWcsXTd35Eobl6B3/JXPifBbzf3z+zyMAvw== X-Received: by 2002:a05:6638:2601:b0:343:4507:d624 with SMTP id m1-20020a056638260100b003434507d624mr724567jat.269.1660799798705; Wed, 17 Aug 2022 22:16:38 -0700 (PDT) Received: from pryzbyj.telsasoft (charmander.telsasoft.com. [50.244.222.1]) by smtp.gmail.com with ESMTPSA id w2-20020a92d2c2000000b002e8e81334d6sm291859ilg.37.2022.08.17.22.16.38 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 17 Aug 2022 22:16:38 -0700 (PDT) Received: by pryzbyj.telsasoft (Postfix, from userid 1000) id 8EBC2800784; Thu, 18 Aug 2022 00:16:37 -0500 (CDT) Date: Thu, 18 Aug 2022 00:16:37 -0500 From: Justin Pryzby To: David Rowley Cc: pgsql-hackers@postgresql.org, Tomas Vondra , Peter Smith Subject: Re: shadow variables - pg15 edition Message-ID: <20220818051637.GK26426@telsasoft.com> References: <20220817145434.GC26426@telsasoft.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On Thu, Aug 18, 2022 at 03:17:33PM +1200, David Rowley wrote: > I'm probably not the only committer to want to run a mile when they > see someone posting 17 or 26 patches in an email. So maybe "bang for > buck" is a better method for getting the ball rolling here. As you > know, I was recently bitten by local shadows in af7d270dd, so I do > believe in the cause. > > What do you think? You already fixed the shadow var introduced in master/pg16, and I sent patches for the shadow vars added in pg15 (marked as such and presented as 001-008), so perhaps it's okay to start with that ? BTW, one of the remaining warnings seems to be another buglet, which I'll write about at a later date. -- Justin