text: // RUN: %clang_cc1 -fsyntax-only -Wthread-safety -verify %s
  
  typedef int __attribute__((capability("role"))) ThreadRole;
  struct __attribute__((shared_capability("mutex"))) Mutex {};
  struct NotACapability {};
  
  // Test an invalid capability name
  struct __attribute__((capability("wrong"))) IncorrectName {}; // expected-warning {{invalid capability name 'wrong'; capability name must be 'mutex' or 'role'}}
  
  int Test1 __attribute__((capability("test1")));  // expected-error {{'capability' attribute only applies to structs or typedefs}}
  int Test2 __attribute__((shared_capability("test2"))); // expected-error {{'shared_capability' attribute only applies to structs or typedefs}}
  int Test3 __attribute__((acquire_capability("test3")));  // expected-warning {{'acquire_capability' attribute only applies to functions}}
  int Test4 __attribute__((try_acquire_capability("test4"))); // expected-error {{'try_acquire_capability' attribute only applies to functions}}
  int Test5 __attribute__((release_capability("test5"))); // expected-warning {{'release_capability' attribute only applies to functions}}
  
  struct __attribute__((capability(12))) Test3 {}; // expected-error {{'capability' attribute requires a string}}
  struct __attribute__((shared_capability(Test2))) Test4 {}; // expected-error {{'shared_capability' attribute requires a string}}
  
  struct __attribute__((capability)) Test5 {}; // expected-error {{'capability' attribute takes one argument}}
  struct __attribute__((shared_capability("test1", 12))) Test6 {}; // expected-error {{'shared_capability' attribute takes one argument}}
  
  struct NotACapability BadCapability;
  ThreadRole GUI, Worker;
  void Func1(void) __attribute__((requires_capability(GUI))) {}
  void Func2(void) __attribute__((requires_shared_capability(Worker))) {}
  
  void Func3(void) __attribute__((requires_capability)) {}  // expected-error {{'requires_capability' attribute takes at least 1 argument}}
  void Func4(void) __attribute__((requires_shared_capability)) {}  // expected-error {{'requires_shared_capability' attribute takes at least 1 argument}}
  
  void Func5(void) __attribute__((requires_capability(1))) {}  // expected-warning {{'requires_capability' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'int'}}
  void Func6(void) __attribute__((requires_shared_capability(BadCapability))) {}  // expected-warning {{'requires_shared_capability' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'struct NotACapability'}}
  
  void Func7(void) __attribute__((assert_capability(GUI))) {}
  void Func8(void) __attribute__((assert_shared_capability(GUI))) {}
  
  void Func9(void) __attribute__((assert_capability())) {} // expected-error {{'assert_capability' attribute takes one argument}}
  void Func10(void) __attribute__((assert_shared_capability())) {} // expected-error {{'assert_shared_capability' attribute takes one argument}}
  
  void Func11(void) __attribute__((acquire_capability(GUI))) {}
  void Func12(void) __attribute__((acquire_shared_capability(GUI))) {}
  
  void Func15(void) __attribute__((release_capability(GUI))) {}
  void Func16(void) __attribute__((release_shared_capability(GUI))) {}
  void Func17(void) __attribute__((release_generic_capability(GUI))) {}
  
  void Func21(void) __attribute__((try_acquire_capability(1))) {}
  void Func22(void) __attribute__((try_acquire_shared_capability(1))) {}
  
  void Func23(void) __attribute__((try_acquire_capability(1, GUI))) {}
  void Func24(void) __attribute__((try_acquire_shared_capability(1, GUI))) {}
  
  void Func25(void) __attribute__((try_acquire_capability())) {} // expected-error {{'try_acquire_capability' attribute takes at least 1 argument}}
  void Func26(void) __attribute__((try_acquire_shared_capability())) {} // expected-error {{'try_acquire_shared_capability' attribute takes at least 1 argument}}
  
  // Test that boolean logic works with capability attributes
  void Func27(void) __attribute__((requires_capability(!GUI)));
  void Func28(void) __attribute__((requires_capability(GUI && Worker)));
  void Func29(void) __attribute__((requires_capability(GUI || Worker)));
  void Func30(void) __attribute__((requires_capability((Worker || Worker) && !GUI)));
  
  int AlsoNotACapability;
  void Func31(void) __attribute__((requires_capability(GUI && AlsoNotACapability))); // expected-warning {{'requires_capability' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'int'}}
  