clang/test/SemaObjCXX/thread-safety-analysis.h

   1 class __attribute__((lockable)) Lock {
   2 public:
   3   void Acquire() __attribute__((exclusive_lock_function())) {}
   4   void Release() __attribute__((unlock_function())) {}
   5 };
   6
   7 class __attribute__((scoped_lockable)) AutoLock {
   8 public:
   9   AutoLock(Lock &lock) __attribute__((exclusive_lock_function(lock)))
  10   : lock_(lock) {
  11     lock.Acquire();
  12   }
  13   ~AutoLock() __attribute__((unlock_function())) { lock_.Release(); }
  14
  15 private:
  16   Lock &lock_;
  17 };