From 18b5cb24c2cf85242c40659d6b70eed1e7ae86b4 Mon Sep 17 00:00:00 2001
From: John-David Dalton <john.david.dalton@gmail.com>
Date: Sun, 11 Oct 2015 23:27:49 -0700
Subject: [PATCH] Ensure `baseIntersection` doesn't transform `array`.

---
 lodash.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lodash.js b/lodash.js
index 7da84bdc1..54605855d 100644
--- a/lodash.js
+++ b/lodash.js
@@ -2557,7 +2557,7 @@
 
       while (othIndex--) {
         var array = arrays[othIndex];
-        if (iteratee) {
+        if (othIndex && iteratee) {
           array = arrayMap(array, function(value) { return iteratee(value); });
         }
         caches[othIndex] = (iteratee || array.length >= 120) ? new SetCache(othIndex && array) : null;