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Re: pgsql: Remove "fmgr.h" include in cube contrib --- caused crash on a Ge

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Jeremy Drake <pgsql(at)jdrake(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-committers(at)postgresql(dot)org
Subject: Re: pgsql: Remove "fmgr.h" include in cube contrib --- caused crash on a Ge
Date: 2011-09-01 18:07:11
Message-ID: 201109011807.p81I7Bs15141@momjian.us (view raw or flat)
Thread:
Lists: pgsql-committerspgsql-hackers
Jeremy Drake wrote:
> On Thu, 1 Sep 2011, Bruce Momjian wrote:
> 
> > Tom Lane wrote:
> > > Bruce Momjian <bruce(at)momjian(dot)us> writes:
> > > > Remove "fmgr.h" include in cube contrib --- caused crash on a Gentoo
> > > > builfarm member.
> > >
> > > mongoose is still crashing, so it must have been some other aspect of
> > > commit 4bd7333 that caused this.
> >
> > Agreed.  Let me look some more.  Odd this succeeds:
> >
> > 	okapi 	  	Gentoo 1.12.14 icc 11.1.072 x86_64
> >
> > but this fails:
> >
> > 	mongoose 	Gentoo 1.6.14 icc 9.0.032 i686
> >
> > The backtrace:
> >
> > 	http://www.pgbuildfarm.org/cgi-bin/show_log.pl?nm=mongoose&dt=2011-09-01%2013%3A45%3A01
> >
> > shows it failing on this line:
> >
> > 	size = offsetof(NDBOX, x[0]) +sizeof(double) * 2;
> >
> > so I wonder if this is some compiler bug.  offsetof is:
> >
> > 	((long) &((type *)0)->field)
> >
> > and the struct is:
> >
> > 	typedef struct NDBOX
> > 	{
> > 	    int32       vl_len_;        /* varlena header (do not touch directly!) */
> > 	    unsigned int dim;
> > 	    double      x[1];
> > 	} NDBOX;
> >
> > That "x" is quite a common symbol.  Is there any way to get access to
> > this machine?  Should I just revert it all and see what happens?
> >
> >
> 
> I am the owner of both mongoose and okapi.  Let me know if there's
> anything you want me to try.

Thanks.  I would either like to email you patches to test or get ssh
access so I can compile it myself.

-- 
  Bruce Momjian  <bruce(at)momjian(dot)us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + It's impossible for everything to be true. +

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