This thread is surprisingly back today with millions of comments. I don't know if anyone has pointed out that the functions called... do nothing. Hence it is un

This thread is surprisingly back today with millions of comments. I don't know if anyone has pointed out that the functions called... do nothing. Hence it is understandable that the performance profile is dominated by dynamic dispatch. Also, his code must have been compiled with an old compiler or less than -O3 as the switch/table version of the code performs exactly the same with Clang and g++ when compiled with -O3. disclaimer: not a fan of OO regardless.