Subject: bug#24741: 25.1.50; Buffer encoding corrupted up by 'make' in shell-mode

From: Eli Zaretskii <[email-masked]>
Date: Fri, 21 Oct 2016 09:42:49 +0300

> From: John Wiegley <[email-masked]>
> Cc: Simon Peyton Jones <[email-masked]>,  [email-masked]
> Date: Thu, 20 Oct 2016 12:19:30 -0700
> 
> Eli makes an excellent point: We should try starting Emacs with the -Q flag
> next, and attempt a reproduction following the same steps.

Actually, posting here the relevant parts of Simon's customizations
(the ones that are related to coding-systems and to running shells)
might also help identify the probable causes.