ceph/src/boost/libs/mp11/test/mp_any_2.cpp

   1 // Copyright 2021 Peter Dimov.
   2 // Distributed under the Boost Software License, Version 1.0.
   3 // https://www.boost.org/LICENSE_1_0.txt
   4
   5 #include <boost/mp11/detail/config.hpp>
   6
   7 #if BOOST_MP11_MSVC
   8 # pragma warning( disable: 4503 ) // decorated name length exceeded
   9 #endif
  10
  11 #include <boost/mp11/function.hpp>
  12 #include <boost/mp11/integral.hpp>
  13 #include <boost/mp11/algorithm.hpp>
  14 #include <boost/core/lightweight_test_trait.hpp>
  15 #include <type_traits>
  16
  17 int main()
  18 {
  19     using boost::mp11::mp_any;
  20
  21     using boost::mp11::mp_list;
  22     using boost::mp11::mp_apply;
  23     using boost::mp11::mp_true;
  24     using boost::mp11::mp_false;
  25
  26     using boost::mp11::mp_repeat_c;
  27     using boost::mp11::mp_push_back;
  28
  29     int const N = 1089;
  30
  31     using L1 = mp_repeat_c<mp_list<mp_false>, N>;
  32     using R1 = mp_apply<mp_any, L1>;
  33
  34     BOOST_TEST_TRAIT_TRUE((std::is_same<R1, mp_false>));
  35
  36     using L2 = mp_push_back<L1, mp_true>;
  37     using R2 = mp_apply<mp_any, L2>;
  38
  39     BOOST_TEST_TRAIT_TRUE((std::is_same<R2, mp_true>));
  40
  41     return boost::report_errors();
  42 }