1 // RUN: %clangxx_tsan -O1 %s -o %t && not %t 2>&1 | FileCheck %s
8 pthread_spinlock_t mtx2
;
11 void *Thread1(void *x
) {
13 pthread_mutex_lock(&mtx1
);
15 pthread_mutex_unlock(&mtx1
);
19 void *Thread2(void *x
) {
20 pthread_mutex_lock(&mtx1
);
21 pthread_mutex_unlock(&mtx1
);
22 pthread_spin_lock(&mtx2
);
23 pthread_rwlock_rdlock(&mtx3
);
25 pthread_spin_unlock(&mtx2
);
26 pthread_rwlock_unlock(&mtx3
);
31 // CHECK: WARNING: ThreadSanitizer: data race
32 // CHECK: Write of size 4 at {{.*}} by thread T1
33 // CHECK: (mutexes: write [[M1:M[0-9]+]]):
34 // CHECK: Previous write of size 4 at {{.*}} by thread T2
35 // CHECK: (mutexes: write [[M2:M[0-9]+]], read [[M3:M[0-9]+]]):
36 // CHECK: Mutex [[M1]] (0x{{.*}}) created at:
37 // CHECK: #1 main {{.*}}/mutexset6.cc:[[@LINE+5]]
38 // CHECK: Mutex [[M2]] (0x{{.*}}) created at:
39 // CHECK: #1 main {{.*}}/mutexset6.cc:[[@LINE+4]]
40 // CHECK: Mutex [[M3]] (0x{{.*}}) created at:
41 // CHECK: #1 main {{.*}}/mutexset6.cc:[[@LINE+3]]
42 pthread_mutex_init(&mtx1
, 0);
43 pthread_spin_init(&mtx2
, 0);
44 pthread_rwlock_init(&mtx3
, 0);
46 pthread_create(&t
[0], NULL
, Thread1
, NULL
);
47 pthread_create(&t
[1], NULL
, Thread2
, NULL
);
48 pthread_join(t
[0], NULL
);
49 pthread_join(t
[1], NULL
);
50 pthread_mutex_destroy(&mtx1
);
51 pthread_spin_destroy(&mtx2
);
52 pthread_rwlock_destroy(&mtx3
);