commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jul 1 18:17:26 2016 +0200 patch 7.4.1976 Problem: Number variables are not 64 bits while they could be. Solution: Add the num64 feature. (Ken Takata)

--- a/src/misc2.c
+++ b/src/misc2.c
@@ -2719,7 +2719,7 @@ find_special_key(
     int		modifiers;
     int		bit;
     int		key;
-    unsigned long n;
+    uvarnumber_T	n;
     int		l;
 
     src = *srcp;