patch 8.1.1188: not all Vim variables require the v: prefix commit https://github.com/vim/vim/commit/d2e716e6dfd50b605867c7c684373384c8edf707 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Apr 20 14:39:52 2019 +0200 patch 8.1.1188: not all Vim variables require the v: prefix Problem: Not all Vim variables require the v: prefix. Solution: When scriptversion is 3 all Vim variables can only be used with the v: prefix. (Ken Takata, closes #4274)

--- a/src/ex_cmds2.c
+++ b/src/ex_cmds2.c
@@ -5127,7 +5127,7 @@ ex_scriptversion(exarg_T *eap UNUSED)
     nr = getdigits(&eap->arg);
     if (nr == 0 || *eap->arg != NUL)
 	emsg(_(e_invarg));
-    else if (nr > 2)
+    else if (nr > 3)
 	semsg(_("E999: scriptversion not supported: %d"), nr);
     else
 	current_sctx.sc_version = nr;