From a97cd2d0cc39594fbee056b4408ca1bc72848f3a Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@pdimov.com>
Date: Wed, 17 Sep 2008 22:21:56 +0000
Subject: [PATCH] Fix #2337.

[SVN r48833]
---
 include/boost/detail/atomic_count_sync.hpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/boost/detail/atomic_count_sync.hpp b/include/boost/detail/atomic_count_sync.hpp
index e973fb7..676d3f9 100644
--- a/include/boost/detail/atomic_count_sync.hpp
+++ b/include/boost/detail/atomic_count_sync.hpp
@@ -15,6 +15,10 @@
 //  http://www.boost.org/LICENSE_1_0.txt)
 //
 
+#if defined( __ia64__ ) && defined( __INTEL_COMPILER )
+# include <ia64intrin.h>
+#endif
+
 namespace boost
 {