From c50f832bf8bc2a8df0718b53b36067a541b58d31 Mon Sep 17 00:00:00 2001
From: Emil Dotchevski <emil@revergestudios.com>
Date: Tue, 5 Jul 2011 23:53:33 +0000
Subject: [PATCH] Fixing two issues with non-intrusive exception cloning
 support.

[SVN r72924]
---
 include/boost/exception/exception.hpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/include/boost/exception/exception.hpp b/include/boost/exception/exception.hpp
index 6e9d405..9cdfd5c 100644
--- a/include/boost/exception/exception.hpp
+++ b/include/boost/exception/exception.hpp
@@ -132,7 +132,17 @@ boost
             }
         };
 
+#if defined(__GNUC__)
+# if (__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)
+#  pragma GCC visibility push (default)
+# endif
+#endif
     class exception;
+#if defined(__GNUC__)
+# if (__GNUC__ == 4 && __GNUC_MINOR__ >= 1) || (__GNUC__ > 4)
+#  pragma GCC visibility pop
+# endif
+#endif
 
     template <class T>
     class shared_ptr;