1 // RUN: %clangxx_tsan -O1 %s -o %t && %t 2>&1 | FileCheck %s 2 #include <pthread.h> 3 #include <stdio.h> 4 #include <stddef.h> 5 6 int GlobalData[10]; 7 Thread(void * a)8void *Thread(void *a) { 9 GlobalData[2] = 42; 10 return 0; 11 } 12 main()13int main() { 14 fprintf(stderr, "addr=%p\n", GlobalData); 15 pthread_t t; 16 pthread_create(&t, 0, Thread, 0); 17 GlobalData[2] = 43; 18 pthread_join(t, 0); 19 } 20 21 // CHECK: addr=[[ADDR:0x[0-9,a-f]+]] 22 // CHECK: WARNING: ThreadSanitizer: data race 23 // Requires llvm-symbolizer, so disabled for now. 24 // CHECK0: Location is global 'GlobalData' of size 40 at [[ADDR]] 25 // CHECK0: (global_race.cc.exe+0x[0-9,a-f]+) 26