pg.ddx.io pgsql-hackers@postgresql.org mailing list archive help / color / mirror / Atom feed From: Marina Polyakova <m.polyakova@postgrespro.ru>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: vitus@wagner.pp.ru, Andres Freund <andres@anarazel.de>
Cc: pgsql-hackers@postgresql.org, Alvaro Herrera <alvherre@alvh.no-ip.org>
Subject: Re: master make check fails on Solaris 10
Date: Thu, 18 Jan 2018 20:07:15 +0300
Message-ID: <99cd20828c6c38c22ff8a08cbd294982@postgrespro.ru> (raw )
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On 18-01-2018 19:53, Tom Lane wrote:
> Marina Polyakova <m.polyakova@postgrespro.ru> writes:
>> On 18-01-2018 17:56, Tom Lane wrote:
>>> Weird. Maybe the gcc bug only manifests with certain optimization
>>> flags? That's not what I'd have expected from Victor's theory about
>>> why the code is wrong, but if it only shows up some of the time,
>>> it's hard to think of another explanation.
>
>> Thank you! Using ./configure CC="gcc" CFLAGS="-m64 -O1" on commit
>> 9c7d06d60680 with your patch, I got this:
>> [ configure check passes ]
>> But make check got the same failures, and I see the same debug output
>> as
>> in [1]..
>
> Interesting. Maybe the parameter-passing misbehavior that Victor's
> test is looking for isn't the only associated bug.
>
>> P.S. As I understand it, this comment on bugzilla [2] is also about
>> this.
>> [2] https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83925#c6
>
> Even more interesting, see c7 that was just posted there:
>
>>> Eric Botcazou 2018-01-18 16:22:48 UTC
>>> 128-bit types requite 128-bit alignment on SPARC64 so we cannot
>>> support that.
>
> So basically, we're outta luck and we have to consider __int128 as
> unsupportable on SPARC. I'm inclined to mechanize that as a test on
> $host_cpu. At least that means we don't need an AC_RUN test ;-)
%-)) :-)
Can I do something else about this problem?..
--
Marina Polyakova
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company
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To: pgsql-hackers@postgresql.org
Cc: m.polyakova@postgrespro.ru, tgl@sss.pgh.pa.us, andres@anarazel.de, alvherre@alvh.no-ip.org
Subject: Re: master make check fails on Solaris 10
In-Reply-To: <99cd20828c6c38c22ff8a08cbd294982@postgrespro.ru>
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