| //===----------------------------------------------------------------------===// |
| // |
| // 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; |
| |
| // typedef pthread_mutex_t* native_handle_type; |
| // native_handle_type native_handle(); |
| |
| #include <mutex> |
| #include <cassert> |
| |
| int main() |
| { |
| std::mutex m; |
| pthread_mutex_t* h = m.native_handle(); |
| assert(h); |
| } |