bug#44611: Prefix arg for xref-goto-xref

[Dmitry Gutov]

On 11.12.2020 11:30, Juri Linkov wrote:
> What do you think about adding a prefix arg 'KILL' to xref-pop-marker-stack
> that would behave exactly like the same arg 'KILL' in quit-window?
>
> This is very useful when there is a need to quickly peek with 'M-.',
> and to kill the temporary buffer when going back with 'C-u M-,'.

Sure, why not.

The patch LGTM.