From c017f2486068dfb6c59232e208a2b961c35332a3 Mon Sep 17 00:00:00 2001
From: Miles Lubin <miles.lubin@gmail.com>
Date: Fri, 13 Nov 2015 12:44:29 -0500
Subject: [PATCH] Fix type instability in push!

---
 base/array.jl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/base/array.jl b/base/array.jl
index b9ab49dd1e42d..04fd8bf09bf4a 100644
--- a/base/array.jl
+++ b/base/array.jl
@@ -420,9 +420,9 @@ end
 
 function push!{T}(a::Array{T,1}, item)
     # convert first so we don't grow the array if the assignment won't work
-    item = convert(T, item)
+    itemT = convert(T, item)
     ccall(:jl_array_grow_end, Void, (Any, UInt), a, 1)
-    a[end] = item
+    a[end] = itemT
     return a
 end