Sorry, the bug report I submitted was bug #38037.

On Sat, Nov 2, 2019 at 8:22 PM Jeff Spencer <jeffspencerd@gmail.com> wrote:

>
> I submited the prior bug request Dired dired-clean-up-after-deletion
> bug.
>
> A feature enhancement that is related to this is that I would like to be
> able to set
> the file extensions that would automatically be deleted. Then for the
> other file extensions confirm before deleting the buffers. I see
> possiblyl changing dired-clean-confirm-killing-deleted-buffers to
> allowing three differnt options. One is nil meaning don't ask and
> automatically kill everything. One is t meaning confirm all buffers. The
> last is a list like '(.txt .pdf)) that will allow these extensions to
> automatically be killed but all others it will ask. But the problem with
> this is the dired and sub-directory killing part. If you specify a list,
> I think there needs a seperate variable that you can control the dired
> buffer killing from the regular buffer killing.
>