From: Noah Misch <noah@leadboat.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: pgsql-hackers@lists.postgresql.org, David Rowley <dgrowleyml@gmail.com>
Subject: Re: Recent failures on buildfarm member hornet
Date: Tue, 6 Oct 2020 19:19:41 -0700
Message-ID: <20201007021941.GD1422897@rfd.leadboat.com> (raw)
In-Reply-To: <2040113.1602035809@sss.pgh.pa.us>
References: <1830491.1601944935@sss.pgh.pa.us>
<20201007014507.GB1422897@rfd.leadboat.com>
<2040113.1602035809@sss.pgh.pa.us>
On Tue, Oct 06, 2020 at 09:56:49PM -0400, Tom Lane wrote:
> Noah Misch <noah@leadboat.com> writes:
> > On Mon, Oct 05, 2020 at 08:42:15PM -0400, Tom Lane wrote:
> >> hornet has failed its last five runs with
> >> TRAP: FailedAssertion("variadicArgType != InvalidOid", File: "pg_aggregate.c", Line: 216, PID: 34734498)
>
> > Building the tree with -O0 suppresses the problem. (xlc does not have -O1.)
>
> OK, that's pretty unsurprising.
>
> > Building just aggregatecmds.c and pg_aggregate.c that way does not, so I
> > suppose the damage arose elsewhere.
>
> Now that *is* surprising. Could you poke a little further to determine
> which module is getting miscompiled? (gram.o seems like the next most
> likely bet.)
gram.o was it. (The way I rebuilt gram.o also rebuilt parser.o and scan.o,
but those seem far less likely.)
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To: pgsql-hackers@postgresql.org
Cc: noah@leadboat.com, tgl@sss.pgh.pa.us, dgrowleyml@gmail.com
Subject: Re: Recent failures on buildfarm member hornet
In-Reply-To: <20201007021941.GD1422897@rfd.leadboat.com>
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