From 48a5cbd6d1dd91bbca1e725bfa02fef080646823 Mon Sep 17 00:00:00 2001
From: rhysd <lin90162@yahoo.co.jp>
Date: Fri, 3 Jan 2020 12:15:51 +0900
Subject: [PATCH] fix measurement code causes E1017 and type mismatch

> E1017: Variable already declared: sum
---
 README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index a1be8bf0397485..6becc9e1db4451 100644
--- a/README.md
+++ b/README.md
@@ -201,10 +201,10 @@ END
   return luaeval('sum')
 endfunc
 
-def VimNew()
+def VimNew(): number
   let sum = 0
   for i in range(1, 2999999)
-    let sum += i
+    sum += i
   endfor
   return sum
 enddef