Hi Stefan, thank you for your response.

Stefan Kangas <stefankangas@gmail.com> writes:

> - This should be called out in NEWS.

Yup, done in the revised patch attached.

> - Does it need any other documentation changes?

I don't think so; IELM is only mentioned briefly in the Emacs manual.

> - Do we usually provide options to disable this stuff?

Not as far as I can tell.

>> +(defvar ielm--history-file-name
>> +  (locate-user-emacs-file "ielm-history.el")
>
> Shouldn't that be .eld?

Hm, the file will contain actual Lisp expressions, so I'd think that .el
is fitting?

-- Simen