From 275236f86e78c44475f59f4981f56e94a5c55ea4 Mon Sep 17 00:00:00 2001
From: Kohei Takahashi <flast@flast.jp>
Date: Tue, 8 Mar 2016 15:36:21 +0900
Subject: [PATCH] Workaround for ICE on GCC 4.0 and 4.1.

---
 .../detail/segmented_iterator_range.hpp       | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/include/boost/fusion/view/iterator_range/detail/segmented_iterator_range.hpp b/include/boost/fusion/view/iterator_range/detail/segmented_iterator_range.hpp
index d35e580f..a4148c76 100644
--- a/include/boost/fusion/view/iterator_range/detail/segmented_iterator_range.hpp
+++ b/include/boost/fusion/view/iterator_range/detail/segmented_iterator_range.hpp
@@ -8,6 +8,7 @@
 #define BOOST_FUSION_SEGMENTED_ITERATOR_RANGE_HPP_INCLUDED
 
 #include <boost/fusion/support/config.hpp>
+#include <boost/detail/workaround.hpp>
 #include <boost/mpl/assert.hpp>
 #include <boost/type_traits/add_const.hpp>
 #include <boost/type_traits/remove_reference.hpp>
@@ -409,11 +410,14 @@ namespace boost { namespace fusion { namespace detail
     template <
         typename StackBegin
       , typename StackEnd
-      , bool SameSegment =
-            result_of::equal_to<
+      , bool SameSegment
+#if BOOST_WORKAROUND(BOOST_GCC, < 40000) || BOOST_WORKAROUND(BOOST_GCC, >= 40200)
+          = result_of::equal_to<
                 typename StackBegin::car_type::begin_type
               , typename StackEnd::car_type::begin_type
-            >::type::value>
+            >::type::value
+#endif
+    >
     struct make_segmented_range_reduce2
     {
         typedef
@@ -480,7 +484,14 @@ namespace boost { namespace fusion { namespace detail
 
     template <typename StackBegin, typename StackEnd, int StackBeginSize, int StackEndSize>
     struct make_segmented_range_reduce
-      : make_segmented_range_reduce2<StackBegin, StackEnd>
+      : make_segmented_range_reduce2<StackBegin, StackEnd
+#if BOOST_WORKAROUND(BOOST_GCC, >= 40000) || BOOST_WORKAROUND(BOOST_GCC, < 40200)
+          , result_of::equal_to<
+                typename StackBegin::car_type::begin_type
+              , typename StackEnd::car_type::begin_type
+            >::type::value
+#endif
+        >
     {};
 
     template <typename StackBegin, typename StackEnd>