Bask the glory of optimized C code

http://www.reddit.com/r/ExpertProgrammers/comments/kq351/optimized_versus_naive_c
8x faster!
naive: http://codepad.org/G62Dm7fO
optimized: http://codepad.org/tmrKNc3u

>>11-12
Right, but inlining and tail call elimination are on the short list of optimizations. It's a bit like gasping in awe when it converts divides/multiplies by constant powers of 2 to shifts.