1 // Copyright Louis Dionne 2013-2017
2 // Distributed under the Boost Software License, Version 1.0.
3 // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
4 
5 #include <boost/hana/assert.hpp>
6 
7 #include <support/cnumeric.hpp>
8 namespace hana = boost::hana;
9 
10 
11 template <bool value>
runtime_bool()12 bool runtime_bool() { return value; }
13 
14 template <bool value>
constant_bool()15 auto constant_bool() { return make_cnumeric<bool, value>(); }
16 
17 
main()18 int main() {
19     // Make sure it works at function scope
20     BOOST_HANA_ASSERT(runtime_bool<true>());
21     BOOST_HANA_ASSERT(constant_bool<true>());
22 
23     BOOST_HANA_ASSERT_MSG(runtime_bool<true>(), "message");
24     BOOST_HANA_ASSERT_MSG(constant_bool<true>(), "message");
25 
26     // Make sure we can reference a local variable
27     auto ct_yes = constant_bool<true>();
28     BOOST_HANA_ASSERT(ct_yes);
29     BOOST_HANA_ASSERT_MSG(ct_yes, "message");
30 
31     auto rt_yes = runtime_bool<true>();
32     BOOST_HANA_ASSERT(rt_yes);
33     BOOST_HANA_ASSERT_MSG(rt_yes, "message");
34 }
35