Bug#914178: xmobar: after update, xmobar often segfaults

[Samuel Hym]

Hi Apollon,

Thank you for the diagnostic and the reassignment.

> This is most likely GHC bug #15260[1], which has been fixed in GHC 
> 8.4.4. Hopefully, the next upload of xmobar will behave correctly.

Maybe it would make sense to request a rebuild of xmobar now that ghc
8.4.4 is in testing? Or is there a new version of the xmobar package
coming soon?

Best regards,
Samuel