From f5990cab6590df57bbab982122caa0ea7842024f Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@pdimov.com>
Date: Wed, 17 Sep 2008 22:49:18 +0000
Subject: [PATCH] Fix #1758. V9 is the default for g++ 4.2 or later, on 4.1 and
 earlier do not attempt to use CAS on V8.

[SVN r48837]
---
 include/boost/detail/sp_counted_base.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/detail/sp_counted_base.hpp b/include/boost/detail/sp_counted_base.hpp
index d576a49..c25a57f 100644
--- a/include/boost/detail/sp_counted_base.hpp
+++ b/include/boost/detail/sp_counted_base.hpp
@@ -49,7 +49,7 @@
 #elif defined(__GNUC__) && ( __GNUC__ * 100 + __GNUC_MINOR__ >= 401 ) && !defined( __arm__ ) && !defined( __hppa ) && ( !defined( __INTEL_COMPILER ) || defined( __ia64__ ) )
 # include <boost/detail/sp_counted_base_sync.hpp>
 
-#elif defined(__GNUC__) && ( defined( __sparcv8 ) || defined( __sparcv9 ) )
+#elif defined(__GNUC__) && ( defined( __sparcv9 ) || ( defined( __sparcv8 ) && ( __GNUC__ * 100 + __GNUC_MINOR__ >= 402 ) ) )
 # include <boost/detail/sp_counted_base_gcc_sparc.hpp>
 
 #elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ )