1 // RUN: %clangxx_tsan -O1 -fno-inline-functions %s -o %t && %deflake %run %t | FileCheck %s 2 #include "test.h" 3 #include <memory> 4 5 std::unique_ptr<long> global(new long(42)); 6 thread(void * x)7void *thread(void *x) { 8 *global = 43; 9 barrier_wait(&barrier); 10 return nullptr; 11 } 12 main()13int main() { 14 barrier_init(&barrier, 2); 15 pthread_t th; 16 pthread_create(&th, nullptr, thread, nullptr); 17 pthread_detach(th); 18 barrier_wait(&barrier); 19 return 0; 20 } 21 22 // CHECK: WARNING: ThreadSanitizer: data race 23 // CHECK: Write of size 8 24 // The exact spelling and number of std frames is hard to guess. 25 // CHECK: unique_ptr 26 // CHECK: #{{[1-9]}} cxa_at_exit_callback_installed_at 27 // CHECK: #{{[2-9]}} __cxx_global_var_init 28