A `return 0` needs to be inserted after these lines. https://github.com/rileytestut/DeltaCore/blob/9c6462589f85e3cce3876e6ad64d1448aed62bfc/DeltaCore/Emulator%20Core/Audio/RingBuffer.swift#L115 https://github.com/rileytestut/DeltaCore/blob/9c6462589f85e3cce3876e6ad64d1448aed62bfc/DeltaCore/Emulator%20Core/Audio/RingBuffer.swift#L137
