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Add a test for mp_count_if with N=1089

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This commit is contained in:
Peter Dimov
2020-11-25 21:41:26 +02:00
parent 4349457f84
commit 90f40dd999
1 changed files with 20 additions and 0 deletions
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20
test/mp_count_if.cpp
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@ -6,6 +6,11 @@
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
#include <boost/mp11/detail/config.hpp>
#if BOOST_MP11_MSVC
# pragma warning( disable: 4503 ) // decorated name length exceeded
#endif
#include <boost/mp11/algorithm.hpp>
#include <boost/mp11/list.hpp>
@ -17,6 +22,10 @@
struct X1 {};
using boost::mp11::mp_bool;
template<class T> using is_even = mp_bool< T::value % 2 == 0 >;
int main()
{
using boost::mp11::mp_list;
@ -55,5 +64,16 @@ int main()
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_count_if<L2, std::is_pointer>, mp_size_t<1>>));
}
{
using boost::mp11::mp_iota_c;
int const N = 1089;
using L = mp_iota_c<N>;
using R = mp_count_if<L, is_even>;
BOOST_TEST_TRAIT_TRUE((std::is_same<R, mp_size_t<(N + 1) / 2>>));
}
return boost::report_errors();
}