1*7c3d14c8STreehugger Robot // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s 2*7c3d14c8STreehugger Robot #include "test.h" 3*7c3d14c8STreehugger Robot Thread(void * a)4*7c3d14c8STreehugger Robotvoid *Thread(void *a) { 5*7c3d14c8STreehugger Robot barrier_wait(&barrier); 6*7c3d14c8STreehugger Robot __atomic_fetch_add((int*)a, 1, __ATOMIC_SEQ_CST); 7*7c3d14c8STreehugger Robot return 0; 8*7c3d14c8STreehugger Robot } 9*7c3d14c8STreehugger Robot main()10*7c3d14c8STreehugger Robotint main() { 11*7c3d14c8STreehugger Robot barrier_init(&barrier, 2); 12*7c3d14c8STreehugger Robot int *a = new int(0); 13*7c3d14c8STreehugger Robot pthread_t t; 14*7c3d14c8STreehugger Robot pthread_create(&t, 0, Thread, a); 15*7c3d14c8STreehugger Robot delete a; 16*7c3d14c8STreehugger Robot barrier_wait(&barrier); 17*7c3d14c8STreehugger Robot pthread_join(t, 0); 18*7c3d14c8STreehugger Robot } 19*7c3d14c8STreehugger Robot 20*7c3d14c8STreehugger Robot // CHECK: WARNING: ThreadSanitizer: heap-use-after-free 21