If you want the -Ofast equivalent in Julia, there is @fastmath. LoopVectorization.jl is substantially more powerful. It also has tons of limitations, but I am

If you want the -Ofast equivalent in Julia, there is @fastmath. LoopVectorization.jl is substantially more powerful. It also has tons of limitations, but I am rewriting it to fix most of them. Disclosure: I'm the primary author of both SimpleChains.jl and LoopVectorization.jl.