compiler-rt/test/tsan/force_background_thread.cpp

   1 // RUN: %clangxx_tsan -O1 %s -o %t
   2 // RUN: %deflake %env_tsan_opts=force_background_thread=0:verbosity=1:memory_limit_mb=1000 %run %t 2>&1 | FileCheck %s --implicit-check-not "memory flush check"
   3 // RUN: %deflake %env_tsan_opts=force_background_thread=1:verbosity=1:memory_limit_mb=1000 %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,THREAD
   4 // RUN: %deflake %env_tsan_opts=force_background_thread=0:verbosity=1:memory_limit_mb=1000 %run %t 1 2>&1 | FileCheck %s --check-prefixes=CHECK,THREAD
   5
   6 // Fails with: objc[99984]: task_restartable_ranges_register failed (result 0x2e: (os/kern) service not supported)
   7 // UNSUPPORTED: darwin
   8
   9 #include "test.h"
  10
  11 void *Thread(void *a) { return nullptr; }
  12
  13 int main(int argc, char *argv[]) {
  14   if (argc > 1) {
  15     pthread_t t;
  16     pthread_create(&t, nullptr, Thread, nullptr);
  17     void *p;
  18     pthread_join(t, &p);
  19   }
  20   sleep(3);
  21   return 1;
  22 }
  23
  24 // CHECK: Running under ThreadSanitizer
  25 // THREAD: ThreadSanitizer: memory flush check