mirror of
https://github.com/llvm/llvm-project.git
synced 2025-04-17 00:06:33 +00:00
35 lines
534 B
C++
35 lines
534 B
C++
// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
|
|
#include "test.h"
|
|
|
|
struct A {
|
|
virtual void F() {
|
|
}
|
|
|
|
virtual ~A() {
|
|
}
|
|
};
|
|
|
|
struct B : A {
|
|
virtual void F() {
|
|
}
|
|
};
|
|
|
|
void *Thread(void *x) {
|
|
barrier_wait(&barrier);
|
|
((A*)x)->F();
|
|
return 0;
|
|
}
|
|
|
|
int main() {
|
|
barrier_init(&barrier, 2);
|
|
A *obj = new B;
|
|
pthread_t t;
|
|
pthread_create(&t, 0, Thread, obj);
|
|
delete obj;
|
|
barrier_wait(&barrier);
|
|
pthread_join(t, 0);
|
|
}
|
|
|
|
// CHECK: WARNING: ThreadSanitizer: heap-use-after-free (virtual call vs free)
|
|
|