| // RUN: %clangxx_tsan -O1 %s -o %T/global_race.cc.exe && %deflake %run %T/global_race.cc.exe | FileCheck %s |
| #include "test.h" |
| |
| int GlobalData[10]; |
| |
| void *Thread(void *a) { |
| barrier_wait(&barrier); |
| GlobalData[2] = 42; |
| return 0; |
| } |
| |
| int main() { |
| barrier_init(&barrier, 2); |
| fprintf(stderr, "addr="); |
| print_address(GlobalData); |
| fprintf(stderr, "\n"); |
| pthread_t t; |
| pthread_create(&t, 0, Thread, 0); |
| GlobalData[2] = 43; |
| barrier_wait(&barrier); |
| pthread_join(t, 0); |
| } |
| |
| // CHECK: addr=[[ADDR:0x[0-9,a-f]+]] |
| // CHECK: WARNING: ThreadSanitizer: data race |
| // CHECK: Location is global 'GlobalData' of size 40 at [[ADDR]] (global_race.cc.exe+0x{{[0-9,a-f]+}}) |
| |
