bug#38632: 27.0.50; Emacs process name is changed permanently upon creating a named thread

[Eli Zaretskii]

> From: Robert Pluim <rpluim@gmail.com>
> Cc: 38632@debbugs.gnu.org,  yantar92@gmail.com
> Date: Mon, 06 Jan 2020 15:43:39 +0100
> 
>     Eli> I'd appreciate testing on 64-bit Windows and in particular on Windows
>     Eli> 10.
> 
> It builds fine on Windows 10 using mingw64, and I can create a
> thread with a name, which 'info threads' in gdb then displays
> correctly.
> 
> GNU/Linux version pushed to emacs-27.

Great, thanks (on both counts).