From c9863cd254c667dfb635f348674f7fb379f6737b Mon Sep 17 00:00:00 2001
From: Antony Polukhin <antoshkka@gmail.com>
Date: Wed, 1 Feb 2012 04:25:21 +0000
Subject: [PATCH] FIxes #6453 (compile error due to deduce_char_traits
 ambiguity)

[SVN r76818]
---
 include/boost/lexical_cast.hpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/include/boost/lexical_cast.hpp b/include/boost/lexical_cast.hpp
index cd7d512..b69d5a0 100644
--- a/include/boost/lexical_cast.hpp
+++ b/include/boost/lexical_cast.hpp
@@ -324,6 +324,24 @@ namespace boost
         {
             typedef Traits type;
         };
+
+        template<class CharT, class Traits, class Alloc1, class Alloc2>
+        struct deduce_char_traits< CharT
+                                 , ::boost::container::basic_string<CharT,Traits,Alloc1>
+                                 , std::basic_string<CharT,Traits,Alloc2>
+                                 >
+        {
+            typedef Traits type;
+        };
+
+        template<class CharT, class Traits, class Alloc1, class Alloc2>
+        struct deduce_char_traits< CharT
+                                 , std::basic_string<CharT,Traits,Alloc1>
+                                 , ::boost::container::basic_string<CharT,Traits,Alloc2>
+                                 >
+        {
+            typedef Traits type;
+        };
 #endif
     }