| From: | Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com> |
|---|---|
| To: | Peter Geoghegan <pg(at)bowt(dot)ie>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Daniel Verite <daniel(at)manitou-mail(dot)org>, PostgreSQL mailing lists <pgsql-bugs(at)postgresql(dot)org> |
| Subject: | Re: Crash report for some ICU-52 (debian8) COLLATE and work_mem values |
| Date: | 2017-08-07 15:17:20 |
| Message-ID: | 686574df-66c0-600f-6c62-3f2560ce92a3@2ndquadrant.com |
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| Lists: | pgsql-bugs pgsql-hackers |
On 8/6/17 17:17, Peter Geoghegan wrote:
> I wonder if it's worth considering distrusting ucol_strcollUTF8() on
> some ICU versions that prove to not be up to snuff. The function has
> only been around since ICU-50, released in late 2012. We could have
> something like a TRUST_UCOL_STRCOLLUTF8 override for
> HAVE_UCOL_STRCOLLUTF8. This might make sense as a compromise between
> not supporting somewhat older ICU versions and doing nothing at all.
I can confirm that that avoids the crash in ICU 52, so it's something to
consider. We would need more testing about which other ICU versions are
affected, however.
--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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