| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // UNSUPPORTED: libcpp-has-no-threads |
| |
| // <mutex> |
| |
| // class mutex; |
| |
| // mutex(); |
| |
| #include <mutex> |
| #include <type_traits> |
| |
| int main() |
| { |
| static_assert(std::is_nothrow_default_constructible<std::mutex>::value, ""); |
| std::mutex m; |
| } |