| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| |
| // <atomic> |
| |
| // void atomic_thread_fence(memory_order m); |
| |
| #include <atomic> |
| |
| int main() |
| { |
| std::atomic_thread_fence(std::memory_order_seq_cst); |
| } |