From: Tom Lane <tgl@sss.pgh.pa.us>
To: Andres Freund <andres@anarazel.de>
Cc: pgsql-hackers@lists.postgresql.org
Subject: Re: Some regular-expression performance hacking
Date: Tue, 23 Feb 2021 13:36:16 -0500
Message-ID: <3877789.1614105376@sss.pgh.pa.us> (raw)
In-Reply-To: <20210223181851.anhe4apzefvk6noh@alap3.anarazel.de>
References: <1340281.1613018383@sss.pgh.pa.us>
<20210223173437.b3ywijygsy6q42gq@alap3.anarazel.de>
<3876576.1614103758@sss.pgh.pa.us>
<20210223181851.anhe4apzefvk6noh@alap3.anarazel.de>
Andres Freund <andres@anarazel.de> writes:
> On 2021-02-23 13:09:18 -0500, Tom Lane wrote:
>> Oddly, I see no such warning with Fedora's current compiler,
>> gcc version 10.2.1 20201125 (Red Hat 10.2.1-9) (GCC)
>> Are you using any special compiler switches?
> A few. At first I didn't see any relevant ones - but I think it's just
> that you need to use -O3 instead of -O2.
Ah-hah, -O3 plus remembering to disable assertions makes it
happen here too. Will fix.
regards, tom lane
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To: pgsql-hackers@postgresql.org
Cc: tgl@sss.pgh.pa.us, andres@anarazel.de, pgsql-hackers@lists.postgresql.org
Subject: Re: Some regular-expression performance hacking
In-Reply-To: <3877789.1614105376@sss.pgh.pa.us>
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