Re: Postgres 12: backend crashes when creating non-deterministic collation

From: Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Thomas Kellerer <spam_eater(at)gmx(dot)net>
Cc: pgsql-general(at)lists(dot)postgresql(dot)org
Subject: Re: Postgres 12: backend crashes when creating non-deterministic collation
Date: 2019-10-05 14:44:30
Message-ID: c912901d-bd83-d2b9-5d3f-156b9d0e5ae0@2ndquadrant.com
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On 2019-10-04 19:36, Tom Lane wrote:
> Hm. This trace says that the crash happened somewhere down inside ICU
> itself, during the ucol_open() call in get_collation_actual_version().
> There isn't much we could have done to mess up the arguments to that
> function. That would seem to mean that it's ICU's bug not ours.

Some build farm coverage of Windows+ICU would be nice. We have test
cases in place that might have caught this.

--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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