Function ThreadMain

test/core/pthread/create.c:19–26

static _Atomic int sum;

void *ThreadMain(void *arg) {
  for (int i = 0; i < TOTAL; i++) {
    // wait for a change, so we see interleaved processing.
    int last = ++sum;
    while (sum == last) {}
  }
  pthread_exit((void*)TOTAL);
}

pthread_t thread[NUM_THREADS];