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3rdparty/boost_1_81_0/libs/hana/example/sum.cpp 718 Bytes
73ef4ff3   Hu Chunming   提交三方库
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  // Copyright Louis Dionne 2013-2022
  // 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/assert.hpp>
  #include <boost/hana/equal.hpp>
  #include <boost/hana/integral_constant.hpp>
  #include <boost/hana/range.hpp>
  #include <boost/hana/sum.hpp>
  #include <boost/hana/tuple.hpp>
  namespace hana = boost::hana;
  
  
  BOOST_HANA_CONSTANT_CHECK(hana::sum<>(hana::make_range(hana::int_c<1>, hana::int_c<6>)) == hana::int_c<15>);
  
  static_assert(hana::sum<>(hana::make_tuple(1, hana::int_c<3>, hana::long_c<-5>, 9)) == 8, "");
  
  static_assert(hana::sum<unsigned long>(hana::make_tuple(1ul, 3ul)) == 4ul, "");
  
  int main() { }