C compilers can be very fast. (See for example, https://bellard.org/tcc/tccboot.html https://bellard.org/tcc/tccboot.html ) If I'm not mistaken, much of the wo

C compilers can be very fast. (See for example, https://bellard.org/tcc/tccboot.html https://bellard.org/tcc/tccboot.html ) If I'm not mistaken, much of the work when compiling code these days are optimizations.