From 81c4b8f8604cc54d900aada88109fdf8e07653cf Mon Sep 17 00:00:00 2001
From: jzmaddock <jzmaddock@gmail.com>
Date: Tue, 20 Jan 2015 17:40:32 +0000
Subject: [PATCH] Fix function_types failures.

---
 include/boost/type_traits/config.hpp          | 21 +++++++++++++++++++
 .../boost/type_traits/integral_constant.hpp   |  6 +++++-
 2 files changed, 26 insertions(+), 1 deletion(-)
 create mode 100644 include/boost/type_traits/config.hpp

diff --git a/include/boost/type_traits/config.hpp b/include/boost/type_traits/config.hpp
new file mode 100644
index 0000000..1e00d18
--- /dev/null
+++ b/include/boost/type_traits/config.hpp
@@ -0,0 +1,21 @@
+
+//  (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000.
+//  Use, modification and distribution are subject to the Boost Software License,
+//  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt).
+//
+//  See http://www.boost.org/libs/type_traits for most recent version including documentation.
+
+#ifndef BOOST_TT_OLD_CONFIG_HPP_INCLUDED
+#define BOOST_TT_OLD_CONFIG_HPP_INCLUDED
+
+//
+// This header is deprecated and no longer used by type_traits:
+//
+#if defined(__GNUC__) || defined(_MSC_VER)
+# pragma message("NOTE: Use of this header (ice_and.hpp) is deprecated")
+#endif
+
+#endif // BOOST_TT_CONFIG_HPP_INCLUDED
+
+
diff --git a/include/boost/type_traits/integral_constant.hpp b/include/boost/type_traits/integral_constant.hpp
index a8dbd48..9eed55c 100644
--- a/include/boost/type_traits/integral_constant.hpp
+++ b/include/boost/type_traits/integral_constant.hpp
@@ -21,6 +21,7 @@ namespace boost{
    {
       template <bool B> struct bool_;
       template <class I, I val> struct integral_c;
+      struct integral_c_tag;
    }
 }
 
@@ -30,7 +31,7 @@ namespace mpl_{
 
    template <bool B> struct bool_;
    template <class I, I val> struct integral_c;
-
+   struct integral_c_tag;
 }
 
 namespace boost
@@ -39,6 +40,7 @@ namespace boost
    {
       using ::mpl_::bool_;
       using ::mpl_::integral_c;
+      using ::mpl_::integral_c_tag;
    }
 }
 
@@ -49,6 +51,8 @@ namespace boost{
    template <class T, T val>
    struct integral_constant
    {
+      typedef mpl::integral_c_tag tag;
+      typedef T value_type;
       typedef integral_constant<T, val> type;
       static const T value = val;