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Make a one-time dynamic check that atomic<double> doesn't use mutexes

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This commit is contained in:
Paul Licameli 2018-08-10 20:19:11 -04:00
parent 3f1d9ab8c1
commit 6126f2f626
1 changed files with 8 additions and 0 deletions
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8
src/AudioIO.cpp
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@ -1179,6 +1179,14 @@ bool AudioIO::ValidateDeviceNames(const wxString &play, const wxString &rec)
AudioIO::AudioIO() AudioIO::AudioIO()
{ {
if (!std::atomic<double>{}.is_lock_free()) {
// If this check fails, then the atomic<double> members in AudioIO.h
// might be changed to atomic<float> to be more efficient with some
// loss of precision. That could be conditionally compiled depending
// on the platform.
wxASSERT(false);
}
mAudioThreadShouldCallFillBuffersOnce = false; mAudioThreadShouldCallFillBuffersOnce = false;
mAudioThreadFillBuffersLoopRunning = false; mAudioThreadFillBuffersLoopRunning = false;
mAudioThreadFillBuffersLoopActive = false; mAudioThreadFillBuffersLoopActive = false;