[SPSCQueue] limit the idx value #5
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When the reader/writed index pointer is increased, limit the value to the maximum queue size making a queue circular. Signed-off-by: Pavel Nadein <pavel.nadein@cpp.canon>
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When the reader/writed index pointer is increased, limit the value to
the maximum queue size making a queue circular.
Signed-off-by: Pavel Nadein pavel.nadein@cpp.canon