1*bcaeed49SFangrui Song // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s 2*bcaeed49SFangrui Song #include "test.h" 3*bcaeed49SFangrui Song 4*bcaeed49SFangrui Song struct A { FA5*bcaeed49SFangrui Song virtual void F() { 6*bcaeed49SFangrui Song } 7*bcaeed49SFangrui Song ~AA8*bcaeed49SFangrui Song virtual ~A() { 9*bcaeed49SFangrui Song } 10*bcaeed49SFangrui Song }; 11*bcaeed49SFangrui Song 12*bcaeed49SFangrui Song struct B : A { FB13*bcaeed49SFangrui Song virtual void F() { 14*bcaeed49SFangrui Song } 15*bcaeed49SFangrui Song }; 16*bcaeed49SFangrui Song Thread(void * x)17*bcaeed49SFangrui Songvoid *Thread(void *x) { 18*bcaeed49SFangrui Song barrier_wait(&barrier); 19*bcaeed49SFangrui Song ((A*)x)->F(); 20*bcaeed49SFangrui Song return 0; 21*bcaeed49SFangrui Song } 22*bcaeed49SFangrui Song main()23*bcaeed49SFangrui Songint main() { 24*bcaeed49SFangrui Song barrier_init(&barrier, 2); 25*bcaeed49SFangrui Song A *obj = new B; 26*bcaeed49SFangrui Song pthread_t t; 27*bcaeed49SFangrui Song pthread_create(&t, 0, Thread, obj); 28*bcaeed49SFangrui Song delete obj; 29*bcaeed49SFangrui Song barrier_wait(&barrier); 30*bcaeed49SFangrui Song pthread_join(t, 0); 31*bcaeed49SFangrui Song } 32*bcaeed49SFangrui Song 33*bcaeed49SFangrui Song // CHECK: WARNING: ThreadSanitizer: heap-use-after-free (virtual call vs free) 34*bcaeed49SFangrui Song 35