From a003e87be775adc0d351ad741b609f0ee23fe560 Mon Sep 17 00:00:00 2001
From: Dmitry Gutov <dgutov@yandex.ru>
Date: Tue, 6 Jun 2017 01:04:04 +0300
Subject: [PATCH] Enable eldoc-mode explicitly inside read--expression

* lisp/simple.el (read--expression): Call eldoc-mode (bug#27202).
---
 lisp/simple.el | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lisp/simple.el b/lisp/simple.el
index ea3a495fbc3..df664fc0503 100644
--- a/lisp/simple.el
+++ b/lisp/simple.el
@@ -1484,6 +1484,7 @@ display the result of expression evaluation."
           ;; FIXME: call emacs-lisp-mode?
           (add-function :before-until (local 'eldoc-documentation-function)
                         #'elisp-eldoc-documentation-function)
+          (eldoc-mode 1)
           (add-hook 'completion-at-point-functions
                     #'elisp-completion-at-point nil t)
           (run-hooks 'eval-expression-minibuffer-setup-hook))
-- 
2.39.2