From: Tomas Vondra <tomas.vondra@2ndquadrant.com>
To: Michael Paquier <michael@paquier.xyz>
Cc: Adam Scott <adam.c.scott@gmail.com>
Cc: pgsql-bugs@lists.postgresql.org
Subject: Re: BUG #16122: segfault pg_detoast_datum (datum=0x0) at fmgr.c:1833 numrange query
Date: Tue, 19 Nov 2019 11:18:18 +0100
Message-ID: <20191119101818.4txjfihoglny5c6u@development> (raw)
In-Reply-To: <20191119030428.GD1614@paquier.xyz>
References: <16122-eb35bc248c806c15@postgresql.org>
<20191118120312.cblcswef6vuqbijq@development>
<CA+s62-Mnj-x8_ZXh7tBVU3WJ3cKUsUL2HAp2YaJSXQPw1iypFw@mail.gmail.com>
<20191119014827.GC1614@paquier.xyz>
<CA+s62-OQg3YFTE830o14eFWKdsGy2wKR4Z7aK_PbK4rdM8Y1Gg@mail.gmail.com>
<20191119030428.GD1614@paquier.xyz>
On Tue, Nov 19, 2019 at 12:04:28PM +0900, Michael Paquier wrote:
>On Mon, Nov 18, 2019 at 06:22:11PM -0800, Adam Scott wrote:
>> Maybe a clue to the issue, why does a numrange need to be detoasted since
>> that is for large strings?
>
>I looked at the code a bit but could not really figure out what could
>go wrong. Then I switched my strategy and bisected for the first
>commit leading to the failure, and this is pointing me to the
>integration of stdbool.h for my environment (Debian SID with kernel at
>5.3):
>commit: 9a95a77d9d5d3003d2d67121f2731b6e5fc37336
>author: Peter Eisentraut <peter_e@gmx.net>
>date: Thu, 22 Mar 2018 20:42:25 -0400
>Use stdbool.h if suitable
>
>Using the standard bool type provided by C allows some recent compilers
>and debuggers to give better diagnostics. Also, some extension code and
>third-party headers are increasingly pulling in stdbool.h, so it's
>probably saner if everyone uses the same definition.
>
>I have also checked that manually and I am getting a match. And the
>thing is that this commit did not make it through 10...
Not sure I understand. How could this be the root cause when it's not
present in the 10.x branch (which is what Adam is using)?
regards
--
Tomas Vondra http://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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To: pgsql-bugs@postgresql.org
Cc: tomas.vondra@2ndquadrant.com, michael@paquier.xyz, adam.c.scott@gmail.com, pgsql-bugs@lists.postgresql.org
Subject: Re: BUG #16122: segfault pg_detoast_datum (datum=0x0) at fmgr.c:1833 numrange query
In-Reply-To: <20191119101818.4txjfihoglny5c6u@development>
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