bug#20487: 25.0.50; Format and behavior of *xref* buffer is non-standard

[Dmitry Gutov]

On 05/04/2015 05:18 AM, Stefan Monnier wrote:

> [ I'm always shocked to see how people can be sure what the other one
>    meant with, say, "vertical splits".  ]
>
> Which one of those refers to windows that are stacked vertically on top
> of each other, rather than side by side?

I check what C-h k C-x 3 says, every time. "on top of each other" would 
be the vertical one.