commit https://github.com/vim/vim/commit/885f24fbcae2a39ae496ffb3a1e139379be8fae1 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Feb 1 22:54:46 2016 +0100 patch 7.4.1236 Problem: When "syntax manual" was used switching between buffers removes the highlighting. Solution: Set the syntax option without changing the value. (Anton Lindqvist)

--- a/src/version.c
+++ b/src/version.c
@@ -743,6 +743,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1236,
+/**/
     1235,
 /**/
     1234,