From: Eli Zaretskii <eliz@gnu.org>
Date: Sat, 24 Oct 2015 14:16:14 +0000 (+0300)
Subject: ; * src/xdisp.c (redisplay_internal): Improve commentary.
X-Git-Tag: emacs-25.0.90~1037
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=59a2ad3e75442f89f88e2cac304b09fb50e70cb6;p=emacs.git

; * src/xdisp.c (redisplay_internal): Improve commentary.
---

diff --git a/src/xdisp.c b/src/xdisp.c
index 297f789cdaf..057671246e3 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -13931,7 +13931,15 @@ redisplay_internal (void)
       if (sf->fonts_changed || sf->redisplay)
 	{
 	  if (sf->redisplay)
-	    windows_or_buffers_changed = 50;
+	    {
+	      /* Set this to force a more thorough redisplay.
+		 Otherwise, we might immediately loop back to the
+		 above "else-if" clause (since all the conditions that
+		 led here might still be true), and we will then
+		 infloop, because the selected-frame's redisplay flag
+		 is not (and cannot be) reset.  */
+	      windows_or_buffers_changed = 50;
+	    }
 	  goto retry;
 	}