| Eric Fiselier | 80e66ac | 2016-11-23 01:02:51 +0000 | [diff] [blame] | 1 | // -*- C++ -*- |
| 2 | //===----------------------------------------------------------------------===// |
| 3 | // |
| 4 | // The LLVM Compiler Infrastructure |
| 5 | // |
| 6 | // This file is dual licensed under the MIT and the University of Illinois Open |
| 7 | // Source Licenses. See LICENSE.TXT for details. |
| 8 | // |
| 9 | //===----------------------------------------------------------------------===// |
| 10 | |
| 11 | // UNSUPPORTED: c++98, c++03, c++11, c++14 |
| 12 | |
| 13 | // <variant> |
| 14 | |
| 15 | // struct monostate {}; |
| 16 | |
| 17 | #include <type_traits> |
| 18 | #include <variant> |
| 19 | |
| 20 | int main() { |
| 21 | using M = std::monostate; |
| 22 | static_assert(std::is_trivially_default_constructible<M>::value, ""); |
| 23 | static_assert(std::is_trivially_copy_constructible<M>::value, ""); |
| 24 | static_assert(std::is_trivially_copy_assignable<M>::value, ""); |
| 25 | static_assert(std::is_trivially_destructible<M>::value, ""); |
| 26 | constexpr M m{}; |
| 27 | ((void)m); |
| 28 | } |