gcc/testsuite/g++.dg/ext/atomic-2.C

   1 // PR c++/57926
   2
   3 long Mutex[1];
   4
   5 int AcquireLogMutex(void)
   6 {
   7   return __atomic_exchange_n(Mutex, 1, __ATOMIC_SEQ_CST);
   8 }
   9
  10 void ReleaseLogMutex(void)
  11 {
  12   long i = 0;
  13   __atomic_store(Mutex, &i, __ATOMIC_SEQ_CST);
  14 }