// RUN: %clangxx_tsan -O1 %s -o %t && not %t 2>&1 | FileCheck %s | |
#include <pthread.h> | |
#include <stddef.h> | |
void *Thread(void *a) { | |
*(int*)a = 43; | |
return 0; | |
} | |
int main() { | |
static __thread int Var = 42; | |
pthread_t t; | |
pthread_create(&t, 0, Thread, &Var); | |
Var = 43; | |
pthread_join(t, 0); | |
} | |
// CHECK: WARNING: ThreadSanitizer: data race | |
// CHECK: Location is TLS of main thread. |