hana/benchmark/transform/compile.fusion.vector.erb.cpp
2017-01-07 14:14:18 -08:00

31 lines
796 B
C++

// Copyright Louis Dionne 2013-2017
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
<% if input_size > 10 %>
#define FUSION_MAX_VECTOR_SIZE <%= ((input_size + 9) / 10) * 10 %>
<% end %>
#include <boost/fusion/include/as_vector.hpp>
#include <boost/fusion/include/make_vector.hpp>
#include <boost/fusion/include/transform.hpp>
namespace fusion = boost::fusion;
struct f {
template <typename X>
constexpr X operator()(X x) const { return x; }
};
template <int i>
struct x { };
int main() {
auto xs = fusion::make_vector(
<%= (1..input_size).map { |n| "x<#{n}>{}" }.join(', ') %>
);
auto result = fusion::as_vector(fusion::transform(xs, f{}));
(void)result;
}