1 // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s 2 #include "test.h" 3 4 struct A { 5 virtual void F() { 6 } 7 8 virtual ~A() { 9 } 10 }; 11 12 struct B : A { 13 virtual void F() { 14 } 15 }; 16 17 void *Thread(void *x) { 18 barrier_wait(&barrier); 19 ((A*)x)->F(); 20 return 0; 21 } 22 23 int main() { 24 barrier_init(&barrier, 2); 25 A *obj = new B; 26 pthread_t t; 27 pthread_create(&t, 0, Thread, obj); 28 delete obj; 29 barrier_wait(&barrier); 30 pthread_join(t, 0); 31 } 32 33 // CHECK: WARNING: ThreadSanitizer: heap-use-after-free (virtual call vs free) 34 35
