JuliaLang/julia — comment on commit 23ff5492aadeab89868503f0029ca87ba8015d5d
File:  line 0
By StefanKarpinski:

That's why I said above that this was "a working prototype". It works, but it needs to be streamlined a lot. The first step was just to get the whole thing working in a form that can handle all the bells and whistles of printf correctly. The next step is making it generate really fast code while continuing to work correctly.