commit https://github.com/vim/vim/commit/6d8d849f5ac8a3a228c62fd29e8f40ae1b8381fc Author: Bram Moolenaar <Bram@vim.org> Date: Sat Mar 19 14:48:31 2016 +0100 patch 7.4.1598 Problem: When starting the GUI fails a swap file is left behind. (Joerg Plate) Solution: Preserve files before exiting. (closes https://github.com/vim/vim/issues/692)

--- 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 */
 /**/
+    1598,
+/**/
     1597,
 /**/
     1596,