Re: set-frame-size should respect line-spacing!?

[Eli Zaretskii]

> From: martin rudalics <address@hidden>
> Date: Sat, 12 Oct 2019 13:03:31 +0200
> Cc: address@hidden, address@hidden
> 
>  > A buffer can specify, in addition to line-spacing, other display
>  > features that will affect the metrics of its lines.  The simplest
>  > example is the face of the text to display, which can include the
>  > font.
> 
> 'window-default-line-height' hopefully handles that already.

There's no problem to handle that, if we want, but my point is that
you aske the frame to show N lines, and after switching to another
buffer it shows M ≠ N.

> We still have to decide how to proceed with Bug#14825.

The solution there could be local, so that it doesn't affect the use
cases described here.