| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Heikki Linnakangas <hlinnakangas(at)vmware(dot)com> |
| Cc: | Craig Ringer <ringerc(at)ringerc(dot)id(dot)au>, Bo Thorbjørn Jensen <bo(at)budget123(dot)dk>, "pgsql-bugs(at)postgresql(dot)org" <pgsql-bugs(at)postgresql(dot)org> |
| Subject: | Re: BUG #7597: exception 0xC0000005 |
| Date: | 2012-10-11 14:18:31 |
| Message-ID: | 261.1349965111@sss.pgh.pa.us |
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| Lists: | pgsql-bugs |
Heikki Linnakangas <hlinnakangas(at)vmware(dot)com> writes:
> On 11.10.2012 14:42, Craig Ringer wrote:
>> No crash here on version() = PostgreSQL 9.1.5 on
>> x86_64-redhat-linux-gnu, compiled by gcc (GCC) 4.7.0 20120507 (Red Hat
>> 4.7.0-5), 64-bit
> I can reproduce this on my Windows box with the script Bo provided, with
> a fresh checkout from git master branch. Stack trace looks like this:
I see it too. I think the crash probably only occurs on a 32-bit build
(or one where you've disabled int8-pass-by-value anyway). Looks like
something's confused about cross-data-type comparisons --- this is an
int4 vs int8 comparison, so it shouldn't be ending up at int8eq.
regards, tom lane
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