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- // 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)
- #include <boost/hana/fold_left.hpp>
- #include <boost/hana/basic_tuple.hpp>
- namespace hana = boost::hana;
- struct f {
- template <typename State, typename X>
- constexpr X operator()(State, X x) const { return x; }
- };
- struct state { };
- template <int i>
- struct x { };
- int main() {
- constexpr auto tuple = hana::make_basic_tuple(
- <%= (1..input_size).map { |n| "x<#{n}>{}" }.join(', ') %>
- );
- constexpr auto result = hana::fold_left(tuple, state{}, f{});
- (void)result;
- }
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