From: Tudor Bosman <tudorb@fb.com>
Date: Sat, 24 Aug 2013 00:14:08 +0000 (-0700)
Subject: unbreak build
X-Git-Tag: v0.22.0~894
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=cf0e592335227371fee3527e8a2c47fc7d3ca0ab;p=folly.git

unbreak build

Test Plan: built producer_consumer_queue_test with gcc 4.7.1
@override-unit-failures

Reviewed By: chip@fb.com

FB internal diff: D942465
---

diff --git a/folly/ProducerConsumerQueue.h b/folly/ProducerConsumerQueue.h
index 3660c247..2a6ed376 100644
--- a/folly/ProducerConsumerQueue.h
+++ b/folly/ProducerConsumerQueue.h
@@ -27,6 +27,7 @@
 #include <type_traits>
 #include <utility>
 #include <boost/noncopyable.hpp>
+#include <boost/type_traits.hpp>
 
 namespace folly {