| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | Fabien COELHO <coelho(at)cri(dot)ensmp(dot)fr> |
| Cc: | Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Buildfarm failures for hash indexes: buffer leaks |
| Date: | 2018-11-19 22:05:17 |
| Message-ID: | 20181119220517.k4mhsmawtjt23ijp@alap3.anarazel.de |
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| Thread: | |
| Lists: | pgsql-hackers |
Hi,
On 2018-11-01 22:52:19 +0100, Fabien COELHO wrote:
>
> > > > Their commit r265375 fixed the ability to compile itself, but built
> > > > PostgreSQL binaries remain broken there and thereafter.
> > > >
> > > > |...]
> > >
> > > Thanks a lot for this investigation! I can fill in a gcc bug report. There
> > > would be a enormous work to narrow it down to a small test case, it is
> > > unclear how they can act about it, but at least they would know.
> >
> > Have you done so? If so, what's the bug number?
>
> Not yet. There was no answer to my suggestion, so I did not feel like that
> urgent. I'll try to do it over next week.
FWIW, it seems that gcc's trunk works again. But I'm not sure this isn't
just an accident and the optimization's introduced in the above revision
aren't still broken.
https://buildfarm.postgresql.org/cgi-bin/show_history.pl?nm=moonjelly&br=HEAD
Greetings,
Andres Freund
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