commit https://github.com/vim/vim/commit/d79e55016cf8268cee935f1ac3b5b28712d1399e Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 10 22:13:02 2016 +0100 patch 7.4.1087 Problem: CTRL-A and CTRL-X do not work properly with blockwise visual selection if there is a mix of Tab and spaces. Solution: Add OP_NR_ADD and OP_NR_SUB. (Hirohito Higashi)

--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1087,
+/**/
     1086,
 /**/
     1085,