test/libcxx/thread/thread.mutex/thread.mutex.requirements/thread.mutex.requirements.mutex/thread.mutex.class/native_handle.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is dual licensed under the MIT and the University of Illinois Open
   6 // Source Licenses. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // UNSUPPORTED: libcpp-has-no-threads, libcpp-has-thread-api-external
  11
  12 // <mutex>
  13
  14 // class mutex;
  15
  16 // typedef pthread_mutex_t* native_handle_type;
  17 // native_handle_type native_handle();
  18
  19 #include <mutex>
  20 #include <cassert>
  21
  22 int main()
  23 {
  24     std::mutex m;
  25     pthread_mutex_t* h = m.native_handle();
  26     assert(h);
  27 }