bug#24644: 26.0.50; Emacs 25: set-fontset-font does not take effect with some ASCII symbols

[Eli Zaretskii]

> From: Clément Pit--Claudel <clement.pit@gmail.com>
> Date: Sat, 8 Oct 2016 20:14:34 -0400
> 
> On 2016-10-08 15:10, Eli Zaretskii wrote:
> > I've now added a variable that you can set to disable the new behavior
> > and get back the old pre-Emacs 25.1 behavior, for those users who
> > want/need that.  The change is on the emacs-25 branch, so Emacs 25.2
> > will have it.
> 
> How is the new variable called?

It's mentioned in NEWS, of course.

> Also, what's the way to use a given font for a given charset in Emacs 25.1, 
> without setting that variable?

You should use set-fontset-font, I think its doc string explains
this.  Also, there's an example in the ELisp manual, where
set-fontset-font is described.