From b055f132be939443dfc2801d587239e547a1b6f9 Mon Sep 17 00:00:00 2001
From: Noam Postavsky <npostavs@users.sourceforge.net>
Date: Wed, 21 Oct 2015 18:39:40 -0400
Subject: [PATCH] Fix #617; ensure point is visible before x prompt

* yasnippet.el (yas-x-prompt): Call redisplay.
---
 yasnippet.el | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/yasnippet.el b/yasnippet.el
index 77702eb..f13dc4f 100644
--- a/yasnippet.el
+++ b/yasnippet.el
@@ -1576,6 +1576,9 @@ Optional PROMPT sets the prompt to use."
 (defun yas-x-prompt (prompt choices &optional display-fn)
   "Display choices in a x-window prompt."
   (when (and window-system choices)
+    ;; Let window position be recalculated to ensure that
+    ;; `posn-at-point' returns non-nil.
+    (redisplay)
     (or
      (x-popup-menu
       (if (fboundp 'posn-at-point)