commit https://github.com/vim/vim/commit/e9c07270031e312082604d3505650f185aa65948 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Mar 30 20:50:46 2016 +0200 patch 7.4.1686 Problem: When running tests $HOME/.viminfo is written. (James McCoy) Solution: Add 'nviminfo' to the 'viminfo' option. (closes https://github.com/vim/vim/issues/722)

--- a/src/version.c
+++ b/src/version.c
@@ -749,6 +749,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1686,
+/**/
     1685,
 /**/
     1684,