bug#48019: 28.0.50; Error signaled by documentation function

[Lars Ingebrigtsen]

Juri Linkov <juri@linkov.net> writes:

> Using help commands to get docstrings from the etc/DOC file
> raises an error, e.g. on typing 'C-h m':
>
>   Debugger entered--Lisp error: (wrong-type-argument listp t)
>     documentation(auto-composition-mode)
>     describe-mode()
>     funcall-interactively(describe-mode)
>     call-interactively(describe-mode nil nil)
>     command-execute(describe-mode)
>
> This is a recent regression.

I saw similar problems just now (not with `C-h m', but eldoc calling
`documentation' with parameters that made it bug out).  I did a "make
bootstrap", and I'm no longer seeing those problems.

If you do the same, does the problem go away for you, too?

-- 
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   bloggy blog: http://lars.ingebrigtsen.no