Re: Extend gdb to filter registers

[Eli Zaretskii]

> From: Yuan Fu <address@hidden>
> Date: Sun, 19 Jan 2020 12:57:58 -0500
> Cc: address@hidden,
>  address@hidden,
>  address@hidden,
>  address@hidden,
>  address@hidden
> 
> > Frankly, given Martin's input, I don't understand how will that solve
> > the problem, because display-buffer is still being called, and so it
> > could under some circumstances still decide to create a new window.
> > 
> > Am I missing something?
> 
> The issue I’m having is that, under normal circumstances, which means there 
> exists a source window, I expect gdb-mi to always reuse that source window 
> (and not create new ones); however gdb-mi doesn’t do that when stepping. 
> 
> Note that in `gdb-goto-breakpoint`, `display-buffer` doesn’t run if 
> `gdb-display-source-buffer` can find a source window.

But do we have any control on whether gdb-display-source-buffer will
find a source window where we want it to?  I'm not sure.