> On Aug 8, 2021, at 10:15 AM, Mark Dilger <mark.dil...@enterprisedb.com> wrote:
>
> But these next two look to me correct before the patch and wrong after:
>
> select regexp_matches('ircecpbgyiggvtruqgxzigxzigxzisdbkuhbkuhrvl',
> '(((.)))(?:(\3))[^\f]');
> regexp_matches
> ----------------
> -(0 rows)
> + {g,g,g,g}
> +(1 row)
>
> select regexp_matches('fhgxnvbvjaej', '(((.)).)((\3)((.)))', 'csx');
> - regexp_matches
> -----------------
> -(0 rows)
> + regexp_matches
> +-------------------
> + {vb,v,v,vj,v,j,j}
> +(1 row)
Scratch that. On further thought, these also look correct. I wasn't doing the
capturing in my head correctly. So I think the patch is working! I'll test a
bit longer.
Is this patch (alternate-backref-corner-case-fix-1.patch) the current state of
your patch set? I'd like to be sure I'm testing your latest work. Thanks.
—
Mark Dilger
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
