From a379765d456847a96720b7db1c65c1b962a7ebfb Mon Sep 17 00:00:00 2001
From: Owen Anderson <resistor@mac.com>
Date: Thu, 14 May 2009 21:33:57 +0000
Subject: [PATCH] Dropped this #include by accident.

llvm-svn: 71798
---
 llvm/include/llvm/System/Atomic.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/include/llvm/System/Atomic.h b/llvm/include/llvm/System/Atomic.h
index 3f788074d9b9..2f95e0f7fbbd 100644
--- a/llvm/include/llvm/System/Atomic.h
+++ b/llvm/include/llvm/System/Atomic.h
@@ -18,7 +18,7 @@
 #include <stdint.h>
 
 #ifdef __APPLE__
-
+#include <libkern/OSAtomic.h>
 #elif LLVM_ON_WIN32
 #include <windows.h>
 #endif