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b32b8144 | 1 | // Copyright Louis Dionne 2013-2017 |
7c673cae FG |
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 | #include <boost/hana/equal.hpp> | |
7 | #include <boost/hana/integral_constant.hpp> | |
8 | #include <boost/hana/type.hpp> | |
9 | namespace hana = boost::hana; | |
10 | ||
11 | ||
12 | struct T { }; | |
13 | ||
14 | int main() { | |
15 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
16 | hana::sizeof_(T{}), | |
17 | hana::size_c<sizeof(T)> | |
18 | )); | |
19 | ||
20 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
21 | hana::sizeof_(hana::type_c<T>), | |
22 | hana::size_c<sizeof(T)> | |
23 | )); | |
24 | ||
25 | // make sure we don't read from non-constexpr variables | |
26 | { | |
27 | auto t = hana::type_c<T>; | |
28 | auto x = 1; | |
29 | constexpr auto r1 = hana::sizeof_(t); (void)r1; | |
30 | constexpr auto r2 = hana::sizeof_(x); (void)r2; | |
31 | } | |
32 | } |