From 952b71dc94ce306adda3382f6abc3b949557f9eb Mon Sep 17 00:00:00 2001
From: Stephanie Wang <swang@cs.berkeley.edu>
Date: Tue, 3 Nov 2020 12:38:45 -0500
Subject: [PATCH] Fix windows build (#11786)

---
 src/ray/object_manager/common.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/ray/object_manager/common.h b/src/ray/object_manager/common.h
index d48f72c96..989113995 100644
--- a/src/ray/object_manager/common.h
+++ b/src/ray/object_manager/common.h
@@ -1,6 +1,8 @@
 
 #pragma once
 
+#include <functional>
+
 namespace ray {
 
 /// A callback to asynchronously spill objects when space is needed. The