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From: Ayush Tiwari <ayushtiwari.slg01@gmail.com>
To: John Naylor <johncnaylorls@gmail.com>
Cc: Andrey Rachitskiy <pl0h0yp1@gmail.com>
Cc: malis@pgrust.com
Cc: pgsql-bugs@lists.postgresql.org
Subject: Re: BUG #19597: getQuadrant: impossible case is reachable
Date: Wed, 14 Oct 2026 17:52:03 +0530
Message-ID: <CAJTYsWU2ojeheAVjuw4_s6mOShM8S_F_PRe3SeOUdoEmUOYQYg@mail.gmail.com> (raw)
In-Reply-To: <CANWCAZZ1Utva0VJ3HEhHQHdg-zWwTH8mh2-MenqYjvGNO8NeLA@mail.gmail.com>
References: <19597-39c532e61d78dff6@postgresql.org>
	<CAJTYsWXFmxSc60e1Kj29QFtaRn5P28prg40sVVGhHyg8dF0VgQ@mail.gmail.com>
	<CAB8bMiuVK73xrcqkPGXvWihxHxyrdBBm6kxdAm-7upLcZh9J6A@mail.gmail.com>
	<CANWCAZb5t_Au9Wcz1y+xr0VSJY+c27+Gy6tQ6jYaZ8QBxPgr4A@mail.gmail.com>
	<CAJTYsWX4xaFpk+nC_o8JCSOT9Rk_3VBr3Tyec+F4UDMQEnQo1w@mail.gmail.com>
	<CANWCAZbJGbL2hN18Y80rr70DXkYA9T_t5u5SgxzuW-4xTf2KqA@mail.gmail.com>
	<CANWCAZZ1Utva0VJ3HEhHQHdg-zWwTH8mh2-MenqYjvGNO8NeLA@mail.gmail.com>

Hi,

On Wed, 14 Oct 2026 at 17:33, John Naylor <johncnaylorls@gmail.com> wrote:
>
> On Thu, Oct 8, 2026 at 2:10 PM John Naylor <johncnaylorls@gmail.com> wrote:
> > v4 0002 fixes this case (note for those following along: needs a
> > reindex between 0001 and 0002 for it to give the right answer). I've
> > left 0002 how Claude wrote it for now, but it can probably just be
> > squashed into 0001. I'm not yet sure if this series fixes all the bugs
> > in this path, so I'll hold off on polishing and committing just yet.
>
> Further fuzzing didn't find any more bugs (in this path), so pushed
> after simplifying some comments.

Thanks a lot for taking care of this, John!

Regards,
Ayush






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