Which one has a higher speed? void* with self implementing variant (boost

Question

or std)
union (not working for classes I guess)

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29.12.2021

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That needs to rewrite a lot of code lines

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29.12.2021

void* is super unsafe. boost and std variant are safer, but I guess they have an abstraction overhead

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29.12.2021

Just create a test program that has a function that accepts void* and variant then see which is faster

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29.12.2021

void* can be used with a enum Type And casting depend on that

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29.12.2021

What about to make it as a class? With methods and ... That would be like variant yes?

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29.12.2021

Yes but remember if you use virtual dispatch, that has runtime overhead of lookup

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29.12.2021

Akshit · Accepted Answer

Why don't you benchmark yourself

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29.12.2021