| //===----------------------------------------------------------------------===// |
| // |
| // 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. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <mutex> |
| |
| // struct defer_lock_t {}; |
| // struct try_to_lock_t {}; |
| // struct adopt_lock_t {}; |
| // |
| // constexpr defer_lock_t defer_lock{}; |
| // constexpr try_to_lock_t try_to_lock{}; |
| // constexpr adopt_lock_t adopt_lock{}; |
| |
| #include <mutex> |
| #include <type_traits> |
| |
| int main() |
| { |
| typedef std::defer_lock_t T1; |
| typedef std::try_to_lock_t T2; |
| typedef std::adopt_lock_t T3; |
| |
| T1 t1 = std::defer_lock; |
| T2 t2 = std::try_to_lock; |
| T3 t3 = std::adopt_lock; |
| } |