Re: [Emacs-diffs] emacs-25 b6d6304: Comment on last change to define-derived-mode

[Oleh Krehel]

John Wiegley <address@hidden> writes:

>> - Removing the ambiguity about `indent-tabs-mode'.
>
> What is the ambiguity?

Allowing a mix of tabs and spaces in the core. I'd vote to have this
rule enforced:

    (setq indent-tabs-mode nil)

I think it was discussed previously by Dmitry, but that discussion was
stuck for a while now.