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Optimize mp_append.

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This commit is contained in:
Peter Dimov
2017-03-27 02:00:48 +03:00
parent 3cd3a916a8
commit e871f0c30c
3 changed files with 159 additions and 53 deletions
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test/mp_append_2.cpp
+9 -6
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@@ -1,5 +1,5 @@
// Copyright 2015 Peter Dimov.
// Copyright 2015-2017 Peter Dimov.
//
// Distributed under the Boost Software License, Version 1.0.
//
@@ -14,6 +14,8 @@
#include <tuple>
#include <utility>
template<class T> struct W;
int main()
{
using boost::mp11::mp_list;
@@ -21,13 +23,14 @@ int main()
using boost::mp11::mp_iota_c;
using boost::mp11::mp_transform;
using boost::mp11::mp_rename;
using boost::mp11::mp_push_front;
using L1 = mp_iota_c<97>;
using L2 = mp_transform<mp_list, L1>;
using L1 = mp_iota_c<125>;
using L2 = mp_transform<W, L1>;
using L3 = mp_push_front<L2, mp_list<>>;
using L4 = mp_rename<L3, mp_append>;
using L3 = mp_rename<L2, mp_append>;
BOOST_TEST_TRAIT_TRUE((std::is_same<L3, L1>));
BOOST_TEST_TRAIT_TRUE((std::is_same<L4, L1>));
//