1*7c3d14c8STreehugger Robot // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK 2*7c3d14c8STreehugger Robot #include "test.h" 3*7c3d14c8STreehugger Robot Thread2(void * a)4*7c3d14c8STreehugger Robotvoid *Thread2(void *a) { 5*7c3d14c8STreehugger Robot barrier_wait(&barrier); 6*7c3d14c8STreehugger Robot *(int*)a = 43; 7*7c3d14c8STreehugger Robot return 0; 8*7c3d14c8STreehugger Robot } 9*7c3d14c8STreehugger Robot Thread(void * a)10*7c3d14c8STreehugger Robotvoid *Thread(void *a) { 11*7c3d14c8STreehugger Robot static __thread int Var = 42; 12*7c3d14c8STreehugger Robot pthread_t t; 13*7c3d14c8STreehugger Robot pthread_create(&t, 0, Thread2, &Var); 14*7c3d14c8STreehugger Robot Var = 42; 15*7c3d14c8STreehugger Robot barrier_wait(&barrier); 16*7c3d14c8STreehugger Robot pthread_join(t, 0); 17*7c3d14c8STreehugger Robot return 0; 18*7c3d14c8STreehugger Robot } 19*7c3d14c8STreehugger Robot main()20*7c3d14c8STreehugger Robotint main() { 21*7c3d14c8STreehugger Robot barrier_init(&barrier, 2); 22*7c3d14c8STreehugger Robot pthread_t t; 23*7c3d14c8STreehugger Robot pthread_create(&t, 0, Thread, 0); 24*7c3d14c8STreehugger Robot pthread_join(t, 0); 25*7c3d14c8STreehugger Robot } 26*7c3d14c8STreehugger Robot 27*7c3d14c8STreehugger Robot // CHECK: WARNING: ThreadSanitizer: data race 28*7c3d14c8STreehugger Robot // CHECK-Linux: Location is TLS of thread T1. 29*7c3d14c8STreehugger Robot // CHECK-FreeBSD: Location is TLS of thread T1. 30*7c3d14c8STreehugger Robot // CHECK-Darwin: Location is heap block of size 4 31