Unroll mp_append a bit.

2017-03-24 01:15:44 +02:00
parent 848c2ff82c
commit 828dadb167
3 changed files with 61 additions and 1 deletions
@@ -0,0 +1,35 @@
+
+//  Copyright 2015 Peter Dimov.
+//
+// Distributed under 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
+
+
+#include <boost/core/lightweight_test_trait.hpp>
+#include <boost/mp11/list.hpp>
+#include <boost/mp11/algorithm.hpp>
+#include <type_traits>
+#include <tuple>
+#include <utility>
+
+int main()
+{
+    using boost::mp11::mp_list;
+    using boost::mp11::mp_append;
+    using boost::mp11::mp_iota_c;
+    using boost::mp11::mp_transform;
+    using boost::mp11::mp_rename;
+
+    using L1 = mp_iota_c<97>;
+    using L2 = mp_transform<mp_list, L1>;
+
+    using L3 = mp_rename<L2, mp_append>;
+
+    BOOST_TEST_TRAIT_TRUE((std::is_same<L3, L1>));
+
+    //
+
+    return boost::report_errors();
+}