From 8ad01c303e4980e81ff00c7ec693924613c9cc32 Mon Sep 17 00:00:00 2001
From: Nico Weber <nicolasweber@gmx.de>
Date: Mon, 12 Sep 2016 21:15:44 +0000
Subject: [PATCH] attempt to unbreak build after r281254

llvm-svn: 281262
---
 llvm/include/llvm/ExecutionEngine/Orc/RPCSerialization.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/llvm/include/llvm/ExecutionEngine/Orc/RPCSerialization.h b/llvm/include/llvm/ExecutionEngine/Orc/RPCSerialization.h
index fdba8b9..c1d346b1 100644
--- a/llvm/include/llvm/ExecutionEngine/Orc/RPCSerialization.h
+++ b/llvm/include/llvm/ExecutionEngine/Orc/RPCSerialization.h
@@ -11,6 +11,7 @@
 #define LLVM_EXECUTIONENGINE_ORC_RPCSERIALIZATION_H
 
 #include "OrcError.h"
+#include <mutex>
 #include <sstream>
 #include <thread>
 
-- 
2.7.4