From d7c8cccd64ab5d8009e8c653b5a878e325d6abcb Mon Sep 17 00:00:00 2001
From: drgler <daniel.kruegler@gmail.com>
Date: Tue, 14 Mar 2017 20:45:48 +0100
Subject: [PATCH 1/3] Bug fix for ticket #12895: Apply remove_reference before
 remove_cv

---
 include/boost/iterator/zip_iterator.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/iterator/zip_iterator.hpp b/include/boost/iterator/zip_iterator.hpp
index 61d1f17..f5780ae 100644
--- a/include/boost/iterator/zip_iterator.hpp
+++ b/include/boost/iterator/zip_iterator.hpp
@@ -83,7 +83,7 @@ namespace iterators {
       struct result<This(Iterator)>
       {
         typedef typename
-          remove_reference<typename remove_cv<Iterator>::type>::type
+          remove_cv<typename remove_reference<Iterator>::type>::type
         iterator;
 
         typedef typename iterator_reference<iterator>::type type;

From ca3b7505ceac4c7202eb42f2fbe3968a41cd1eb9 Mon Sep 17 00:00:00 2001
From: morinmorin <mimomorin@gmail.com>
Date: Wed, 15 Mar 2017 20:41:24 +0900
Subject: [PATCH 2/3] Add a testcase for trac ticket 12895

---
 test/detail/zip_iterator_test.ipp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/test/detail/zip_iterator_test.ipp b/test/detail/zip_iterator_test.ipp
index f659099..437cc49 100644
--- a/test/detail/zip_iterator_test.ipp
+++ b/test/detail/zip_iterator_test.ipp
@@ -58,6 +58,18 @@ int main()
         BOOST_TEST(boost::fusion::at_c<1>(*(i + 1)) == "pyonpyon");
     }
 
+    {
+        // Trac #12895
+        boost::zip_iterator<
+            TUPLE<int*, std::string*>
+        > i(MAKE_TUPLE(vi.data(), vs.data()));
+
+        BOOST_TEST(boost::fusion::at_c<0>(* i     ) == 42);
+        BOOST_TEST(boost::fusion::at_c<1>(* i     ) == "kokoro");
+        BOOST_TEST(boost::fusion::at_c<0>(*(i + 1)) == 72);
+        BOOST_TEST(boost::fusion::at_c<1>(*(i + 1)) == "pyonpyon");
+    }
+
     {
         boost::zip_iterator<iterator_tuple> i1(MAKE_TUPLE(vi.begin(), vs.begin()));
         boost::zip_iterator<iterator_tuple> i2(MAKE_TUPLE(vi.end(),   vs.end()));

From cccbd8c6aa8bbb1cd3552ecfb96494a086a4aaac Mon Sep 17 00:00:00 2001
From: Edward Diener <eldlistmailingz@tropicsoft.com>
Date: Sat, 8 Apr 2017 16:53:02 -0400
Subject: [PATCH 3/3] Test needs both std::typle support and variadic template
 support.

---
 test/zip_iterator_test2_std_tuple.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/zip_iterator_test2_std_tuple.cpp b/test/zip_iterator_test2_std_tuple.cpp
index 60b1b97..95eff87 100644
--- a/test/zip_iterator_test2_std_tuple.cpp
+++ b/test/zip_iterator_test2_std_tuple.cpp
@@ -1,6 +1,6 @@
 #include <boost/config.hpp>
 
-#if !defined(BOOST_NO_CXX11_HDR_TUPLE)
+#if !defined(BOOST_NO_CXX11_HDR_TUPLE) && !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
 
 #include <tuple>
 #include <boost/fusion/adapted/std_tuple.hpp>