From f056205943640d61d4cd6069c727de757e28fa17 Mon Sep 17 00:00:00 2001
From: "Steven G. Johnson" <stevenj@alum.mit.edu>
Date: Fri, 26 Jul 2013 23:52:06 -0400
Subject: [PATCH] workaround for JuliaLang/julia#3066

---
 jlkernel/execute_request.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/jlkernel/execute_request.jl b/jlkernel/execute_request.jl
index 8d5e5762..09108fa9 100644
--- a/jlkernel/execute_request.jl
+++ b/jlkernel/execute_request.jl
@@ -84,7 +84,7 @@ function execute_request(socket, msg)
             __ = _ # 2nd result from last
             ans = _ = result
             if store_history
-                Out[_n] = result
+                Out[_n] = result == Out ? nothing : result # Julia #3066
                 eval(Main, :($(symbol(string("_",_n))) = $result))
             end
         end