bug#27202: 26.0.50; Eldoc mode is broken

[Stephen Berman]

On Sat, 3 Jun 2017 02:08:15 +0300 Dmitry Gutov <dgutov@yandex.ru> wrote:

>>> On 6/2/17 10:53 PM, Stephen Berman wrote:
>>>> 0. emacs -Q
>>>> 1. M-: (car SPC
>>>> => No function signature in the mode line, whereas before the breakage
>>>>      the mode line would display this:
>>>>      car: (LIST)
>
>> Boostrapping latest master didn't fix it here.
>
> All right, I see this. So it's specifically broken in the minibuffer? Not
> everywhere?

Right, with M-: there's no Eldoc message in the modeline; in an .el file
or *scratch*, the Eldoc message does appear in the echo area.  Sorry for
not be clear about that in my OP.

Steve Berman