From 29b97a751345cb0b0b0e10b6a7828d41f5df79dc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ion=20Gazta=C3=B1aga?= <igaztanaga@gmail.com>
Date: Wed, 11 Jul 2012 17:59:25 +0000
Subject: [PATCH] Ticket #7095: warning: unrecognized
 __attribute__((__may_alias__))

[SVN r79424]
---
 include/boost/move/move.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/move/move.hpp b/include/boost/move/move.hpp
index 172ef30..d6b1039 100644
--- a/include/boost/move/move.hpp
+++ b/include/boost/move/move.hpp
@@ -217,7 +217,7 @@
 #if defined(BOOST_NO_RVALUE_REFERENCES) && !defined(BOOST_MOVE_DOXYGEN_INVOKED)
 
    //Move emulation rv breaks standard aliasing rules so add workarounds for some compilers
-   #ifdef __GNUC__
+   #if defined(__GNUC__) && (__GNUC__ >= 4)
       #define BOOST_MOVE_ATTRIBUTE_MAY_ALIAS __attribute__((__may_alias__))
    #else
       #define BOOST_MOVE_ATTRIBUTE_MAY_ALIAS