Reported-by: John Naylor
Discussion: https://postgr.es/m/CANWCAZZWfdoMcemSaTMon+e6aCkSABN3+sco0aStC90cFPVE4A@mail.gmail.com
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-Optionally use AVX2 CPU instructions for calculating page checksums (Matthew Sterrett, Andrew Kim)
+Use AVX2 CPU instructions for calculating page checksums (Matthew Sterrett, Andrew Kim)
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-Optionally use ARM Crypto Extension to Compute CRC32C (John Naylor)
+Use ARM Crypto Extension to Compute CRC32C (John Naylor)
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