From ed30a7ca6a462e2abe3b7f48f7f6da5a9795f691 Mon Sep 17 00:00:00 2001
From: Kohei Takahashi <flast@flast.jp>
Date: Mon, 27 Jul 2015 13:12:46 +0900
Subject: [PATCH] Fix issue 11140

---
 include/boost/fusion/tuple/detail/tuple.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/boost/fusion/tuple/detail/tuple.hpp b/include/boost/fusion/tuple/detail/tuple.hpp
index f9270687..9ed91121 100644
--- a/include/boost/fusion/tuple/detail/tuple.hpp
+++ b/include/boost/fusion/tuple/detail/tuple.hpp
@@ -52,7 +52,7 @@ namespace boost { namespace fusion
             : base_type() {}
 
         BOOST_FUSION_GPU_ENABLED tuple(tuple const& rhs)
-            : base_type(rhs) {}
+            : base_type(static_cast<base_type const&>(rhs)) {}
 
         template <typename U1, typename U2>
         BOOST_FUSION_GPU_ENABLED
@@ -72,7 +72,7 @@ namespace boost { namespace fusion
         BOOST_FUSION_GPU_ENABLED
         tuple& operator=(tuple const& rhs)
         {
-            base_type::operator=(rhs);
+            base_type::operator=(static_cast<base_type const&>(rhs));
             return *this;
         }