Re: BUG #18708: regex problem: (?:[^\d\D]){0} asserts with "lp->nouts == 0 && rp->nins == 0"

From: Alexander Lakhin <exclusion(at)gmail(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-bugs(at)lists(dot)postgresql(dot)org, Aleksander Alekseev <aleksander(at)timescale(dot)com>, dhyan(at)nataraj(dot)su
Subject: Re: BUG #18708: regex problem: (?:[^\d\D]){0} asserts with "lp->nouts == 0 && rp->nins == 0"
Date: 2024-11-17 04:00:01
Message-ID: 7dd96d86-bac0-4879-2555-276d2ef4a8db@gmail.com
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16.11.2024 19:02, Tom Lane wrote:
> Moreover, no other animal has shown this, including hornet itself
> on the v16 branch. (It's only run this test in v15 and v16 so far,
> so that's not a lot of data points.)
>
> I'm inclined to guess this was some weird momentary glitch. If it
> reproduces then I'll look closer.

(Un)fortunately, tern (which is also a ppc animal) has produced the same
failure:
https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=tern&dt=2024-11-16%2022%3A00%3A12

Best regards,
Alexander

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