bug#19554: 25.0.50; void-function xref-marker-stack-empty-p and subsequent abort

[martin rudalics]

>> Hmmm... indeed.  No idea why I never found it.  So maybe it's a missing
>>
>> ;;;###autoload
>>
>> before the definition of `xref-marker-stack-empty-p'?
>
> Try
>
>     $ make -C lisp autoloads && make
>
> and see if that helps.

I added an autoload cookie now.  If someone has an idea why it would be
_not_ needed please tell me so.  Meanwhile closing this bug.

Thanks, martin