23 lines
408 B
C++
23 lines
408 B
C++
// RUN: %clangxx_tsan -O1 %s -o %t && not %t 2>&1 | FileCheck %s
|
|
#include <pthread.h>
|
|
#include <stddef.h>
|
|
#include <unistd.h>
|
|
|
|
void *Thread(void *a) {
|
|
sleep(1);
|
|
*(int*)a = 43;
|
|
return 0;
|
|
}
|
|
|
|
int main() {
|
|
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 stack of main thread.
|
|
|