From: Dmitry Dolgov <9erthalion6@gmail.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Alexander Korotkov <aekorotkov@gmail.com>
Cc: Pavel Stehule <pavel.stehule@gmail.com>
Cc: Dian M Fay <dian.m.fay@gmail.com>
Cc: Andres Freund <andres@anarazel.de>
Cc: Justin Pryzby <pryzby@telsasoft.com>
Cc: David Steele <david@pgmasters.net>
Cc: Nikita Glukhov <n.gluhov@postgrespro.ru>
Cc: Alvaro Herrera <alvherre@2ndquadrant.com>
Cc: David Fetter <david@fetter.org>
Cc: Thomas Munro <thomas.munro@gmail.com>
Cc: Oleksandr Shulgin <oleksandr.shulgin@zalando.de>
Cc: Robert Haas <robertmhaas@gmail.com>
Cc: Michael Paquier <michael.paquier@gmail.com>
Cc: Oleg Bartunov <obartunov@gmail.com>
Cc: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
Cc: PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Subject: Re: [HACKERS] [PATCH] Generic type subscripting
Date: Mon, 1 Feb 2021 09:39:31 +0100
Message-ID: <20210201083931.mhwqwrhbk3claoib@localhost> (raw)
In-Reply-To: <3242132.1612131805@sss.pgh.pa.us>
References: <20210120190857.vvtwtabubwxzeraq@localhost>
<C8OK3JQNE1KN.2H0O0RCBD576E@lamia>
<20210121115851.3kwqkyks4irvf452@localhost>
<CAFj8pRAAd8D7iH1bNb66CHmBEmUxn8GQNiFO08OF8mt489AdmQ@mail.gmail.com>
<CAPpHfdsxooMErabKUEjg9N4MFs_d1tty3ZNai0Lr28TOQasNKg@mail.gmail.com>
<CAPpHfdufrsVMA3ugkiwOvWghTyhDyUoPE=WW3DiyXStwBB=8JA@mail.gmail.com>
<3242132.1612131805@sss.pgh.pa.us>
> On Fri, Jan 29, 2021 at 7:01 PM Alexander Korotkov <aekorotkov@gmail.com> wrote:
> Pushed with minor cleanup.
Thanks a lot!
> On Sun, Jan 31, 2021 at 05:23:25PM -0500, Tom Lane wrote:
>
> thorntail seems unhappy:
>
> [From 7c5d57c...]
> Fix portability issue in new jsonbsubs code.
>
> On machines where sizeof(Datum) > sizeof(Oid) (that is, any 64-bit
> platform), the previous coding would compute a misaligned
> workspace->index pointer if nupper is odd. Architectures where
> misaligned access is a hard no-no would then fail. This appears
> to explain why thorntail is unhappy but other buildfarm members
> are not.
Yeah, that was an unexpected issue, thanks! I assume few other failing
buildfarm members are the same, as they show similar symptoms (e.g.
mussurana or ibisbill).
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To: pgsql-hackers@postgresql.org
Cc: 9erthalion6@gmail.com, tgl@sss.pgh.pa.us, aekorotkov@gmail.com, pavel.stehule@gmail.com, dian.m.fay@gmail.com, andres@anarazel.de, pryzby@telsasoft.com, david@pgmasters.net, n.gluhov@postgrespro.ru, alvherre@2ndquadrant.com, david@fetter.org, thomas.munro@gmail.com, oleksandr.shulgin@zalando.de, robertmhaas@gmail.com, michael.paquier@gmail.com, obartunov@gmail.com, peter.eisentraut@2ndquadrant.com
Subject: Re: [HACKERS] [PATCH] Generic type subscripting
In-Reply-To: <20210201083931.mhwqwrhbk3claoib@localhost>
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