From 6953b6e8b604255386a1fdf98bffc56e1b2dc47f Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Fri, 31 Oct 2014 11:37:49 +1100
Subject: [PATCH] remove start and end props from nodes in
 traverse.removeProperties

---
 lib/6to5/traverse/index.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/6to5/traverse/index.js b/lib/6to5/traverse/index.js
index 08a71bb35d..3985c421b2 100644
--- a/lib/6to5/traverse/index.js
+++ b/lib/6to5/traverse/index.js
@@ -77,6 +77,8 @@ traverse.removeProperties = function (tree) {
   var clear = function (node) {
     delete node.tokens;
     delete node.range;
+    delete node.start;
+    delete node.end;
     delete node.loc;
   };