1// RUN: %clang_cc1 -fsyntax-only -verify -Wthread-safety -Wthread-safety-beta -Wno-objc-root-class %s 2 3struct __attribute__ ((lockable)) Mutex {}; 4 5struct Mutex mu1; 6 7int Foo_fun1(int i) __attribute__ ((exclusive_locks_required((mu1)))) { 8 return i; 9} 10 11@interface test 12@end 13 14@implementation test 15- (void) PR19541 { 16 Foo_fun1(1); // expected-warning{{calling function 'Foo_fun1' requires holding mutex 'mu1' exclusively}} 17} 18 19@end 20