diff options
Diffstat (limited to 'cpp/src/IceUtil/CountDownLatch.cpp')
| -rw-r--r-- | cpp/src/IceUtil/CountDownLatch.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/cpp/src/IceUtil/CountDownLatch.cpp b/cpp/src/IceUtil/CountDownLatch.cpp index 6e1f37d8646..41a9d60abe6 100644 --- a/cpp/src/IceUtil/CountDownLatch.cpp +++ b/cpp/src/IceUtil/CountDownLatch.cpp @@ -49,8 +49,7 @@ void IceUtil::CountDownLatch::await() const { #ifdef _WIN32 - int* countPtr = const_cast<int*>(&_count); - while(InterlockedCompareExchange(countPtr, 0, 0) > 0) + while(InterlockedExchangeAdd(&_count, 0) > 0) { DWORD rc = WaitForSingleObject(_event, INFINITE); assert(rc == WAIT_OBJECT_0 || rc == WAIT_FAILED); @@ -113,8 +112,7 @@ int IceUtil::CountDownLatch::getCount() const { #ifdef _WIN32 - int* countPtr = const_cast<int*>(&_count); - int count = InterlockedCompareExchange(countPtr, 0, 0); + int count = InterlockedExchangeAdd(&_count, 0); return count > 0 ? count : 0; #else lock(); |