From 3a4616d6e3d7d60af5ba569b0d36e954d45a6fb9 Mon Sep 17 00:00:00 2001
From: Martinho Fernandes <martinho.fernandes@gmail.com>
Date: Fri, 10 Jan 2014 11:02:11 +0100
Subject: Add C++11 allocator overloads to avoid implicit conversions.

---
 Eigen/src/Core/util/Memory.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Eigen/src/Core/util/Memory.h b/Eigen/src/Core/util/Memory.h
index d177e8b5a..c1050e1ea 100644
--- a/Eigen/src/Core/util/Memory.h
+++ b/Eigen/src/Core/util/Memory.h
@@ -761,11 +761,27 @@ public:
         ::new( p ) T( value );
     }
 
+#if (__cplusplus >= 201103L)
+    template <typename U, typename... Args>
+    void construct( U* u, Args&&... args)
+    {
+        ::new( u ) U( std::forward<Args>( args )... );
+    }
+#endif
+
     void destroy( pointer p )
     {
         p->~T();
     }
 
+#if (__cplusplus >= 201103L)
+    template <typename U>
+    void destroy( U* u )
+    {
+        u->~U();
+    }
+#endif
+
     void deallocate( pointer p, size_type /*num*/ )
     {
         internal::aligned_free( p );
-- 
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