hana/benchmark/fold_left/execute.fusion.list.erb.cpp
2017-01-07 14:14:18 -08:00

33 lines
934 B
C++

// Copyright Louis Dionne 2013-2017
// Copyright Zach Laine 2014
// 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_LIST_SIZE <%= ((input_size + 9) / 10) * 10 %>
<% end %>
#include <boost/fusion/include/fold.hpp>
#include <boost/fusion/include/make_list.hpp>
#include "measure.hpp"
#include <cstdlib>
namespace fusion = boost::fusion;
namespace hana = boost::hana;
int main () {
hana::benchmark::measure([] {
long double result = 0;
for (int iteration = 0; iteration < 1 << 10; ++iteration) {
auto values = fusion::make_list(
<%= input_size.times.map { 'std::rand()' }.join(', ') %>
);
result += fusion::fold(values, 0, [](auto state, auto t) {
return state + t;
});
}
});
}