The false-sharing macro in the example expands to __attribute__((alligned(/\* et... | Hacker News

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		holy_city on Sept 20, 2019 \| parent \| context \| favorite \| on: Common Systems Programming Optimizations and Trick... The false-sharing macro in the example expands to __attribute__((alligned(/* etc / )) or __declspec(align(/ etc*/). Is there a reason these are preferred over the alignas specifier introduced in C++ 11?

saagarjha on Sept 20, 2019 [–]

I believe there's a note that recommends the use of alignas when available: https://github.com/abseil/abseil-cpp/blob/fa00c321073c7ea40a...

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