From: Eli Zaretskii <eliz@gnu.org>
Date: Sat, 18 Nov 2017 11:41:03 +0000 (+0200)
Subject: Avoid assertion violations in echo_area_display
X-Git-Tag: emacs-26.0.91~295
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=319c2de9dab577ea97f6c63cb8fd5b7ac3da82b0;p=emacs.git

Avoid assertion violations in echo_area_display

* src/xdisp.c (echo_area_display): Don't try redisplaying the echo
area if the selected-frame's mini-window is nil.  (Bug#27647)
---

diff --git a/src/xdisp.c b/src/xdisp.c
index 4c82737e410..02c5d76e06b 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -11510,6 +11510,9 @@ echo_area_display (bool update_frame_p)
   struct frame *sf = SELECTED_FRAME ();
 
   mini_window = FRAME_MINIBUF_WINDOW (sf);
+  if (NILP (mini_window))
+    return;
+
   w = XWINDOW (mini_window);
   f = XFRAME (WINDOW_FRAME (w));