bug#51177: 29.0.50; stop-process on pipes

[Eli Zaretskii]

> From: Helmut Eller <eller.helmut@gmail.com>
> Cc: Lars Ingebrigtsen <larsi@gnus.org>,  51177@debbugs.gnu.org
> Date: Fri, 12 Nov 2021 09:28:49 +0100
> 
> > My main worry is what happens if we try reading from a pipe to a
> > process that died, and so its end of the pipe could be closed.  Was
> > this patch tested when process-connection-type is nil?
> 
> Just tested it.  Works.

On what OS?