From 210288f02e41390210aa7f6be9ef085c08a456c7 Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@pdimov.com>
Date: Tue, 22 Mar 2011 23:45:59 +0000
Subject: [PATCH] Merge [69251] to release. Fixes #4127.

[SVN r70439]
---
 include/boost/smart_ptr/make_shared.hpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/include/boost/smart_ptr/make_shared.hpp b/include/boost/smart_ptr/make_shared.hpp
index 3d40aa2..7b605e2 100644
--- a/include/boost/smart_ptr/make_shared.hpp
+++ b/include/boost/smart_ptr/make_shared.hpp
@@ -49,7 +49,18 @@ private:
     {
         if( initialized_ )
         {
+#if defined( __GNUC__ )
+
+            // fixes incorrect aliasing warning
+            T * p = reinterpret_cast< T* >( storage_.data_ );
+            p->~T();
+
+#else
+
             reinterpret_cast< T* >( storage_.data_ )->~T();
+
+#endif
+
             initialized_ = false;
         }
     }