From 18f153bdb9db52e7089a2d5293b96c45a3124a26 Mon Sep 17 00:00:00 2001
From: Ed Schouten <ed@FreeBSD.org>
Date: Sat, 4 Jul 2009 13:58:26 +0000
Subject: Import LLVM 74788.

---
 lib/Support/Annotation.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/Support/Annotation.cpp')

diff --git a/lib/Support/Annotation.cpp b/lib/Support/Annotation.cpp
index b7780433c062..4b5b97e41f32 100644
--- a/lib/Support/Annotation.cpp
+++ b/lib/Support/Annotation.cpp
@@ -39,7 +39,7 @@ namespace {
 }
 
 typedef std::map<const char*, unsigned, StrCmp> IDMapType;
-static unsigned IDCounter = 0;  // Unique ID counter
+static volatile sys::cas_flag IDCounter = 0;  // Unique ID counter
 
 // Static member to ensure initialiation on demand.
 static ManagedStatic<IDMapType> IDMap;
-- 
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