From 31e25f88a0366486dedce953ec186f6bf9e23840 Mon Sep 17 00:00:00 2001
From: jdalton <john.david.dalton@gmail.com>
Date: Thu, 23 Apr 2015 08:06:51 -0700
Subject: [PATCH] Narrow bitmask check in `createFlow`.

---
 lodash.src.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lodash.src.js b/lodash.src.js
index cdb8ec34f..dcf260356 100644
--- a/lodash.src.js
+++ b/lodash.src.js
@@ -3537,8 +3537,7 @@
           funcName = getFuncName(func);
 
           var data = funcName == 'wrapper' ? getData(func) : null;
-          if (data && isLaziable(data[0]) &&
-              !((data[4] && data[4].length) || (data[6] && data[6].length))) {
+          if (data && isLaziable(data[0]) && data[1] == (ARY_FLAG | CURRY_FLAG | PARTIAL_FLAG | REARG_FLAG) && !data[4].length && data[9] == 1) {
             wrapper = wrapper[getFuncName(data[0])].apply(wrapper, data[3]);
           } else {
             wrapper = (func.length == 1 && isLaziable(func)) ? wrapper[funcName]() : wrapper.thru(func);