| // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s | |
| #include <pthread.h> | |
| #include <stdio.h> | |
| #include <unistd.h> | |
| struct A { | |
| virtual void F() { | |
| } | |
| virtual ~A() { | |
| } | |
| }; | |
| struct B : A { | |
| virtual void F() { | |
| } | |
| }; | |
| void *Thread(void *x) { | |
| sleep(1); | |
| ((A*)x)->F(); | |
| return 0; | |
| } | |
| int main() { | |
| A *obj = new B; | |
| pthread_t t; | |
| pthread_create(&t, 0, Thread, obj); | |
| delete obj; | |
| pthread_join(t, 0); | |
| } | |
| // CHECK: WARNING: ThreadSanitizer: heap-use-after-free (virtual call vs free) | |