1// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s 2#include <pthread.h> 3#include <stdio.h> 4#include <stddef.h> 5#include <unistd.h> 6 7int GlobalData[10]; 8 9void *Thread(void *a) { 10 sleep(1); 11 GlobalData[2] = 42; 12 return 0; 13} 14 15int main() { 16 fprintf(stderr, "addr=%p\n", GlobalData); 17 pthread_t t; 18 pthread_create(&t, 0, Thread, 0); 19 GlobalData[2] = 43; 20 pthread_join(t, 0); 21} 22 23// CHECK: addr=[[ADDR:0x[0-9,a-f]+]] 24// CHECK: WARNING: ThreadSanitizer: data race 25// CHECK: Location is global 'GlobalData' of size 40 at [[ADDR]] ({{.*}}+0x{{[0-9,a-f]+}}) 26 27