The first C++ compiler was written in C++: http://www.stroustrup.com/bs_faq.html#bootstrapping http://www.stroustrup.com/bs_faq.html#bootstrapping However, th

The first C++ compiler was written in C++: http://www.stroustrup.com/bs_faq.html#bootstrapping http://www.stroustrup.com/bs_faq.html#bootstrapping However, the first C compiler was not written in C, but in NB, an intermediate step from B to C: http://stackoverflow.com/questions/18125490/how-was-the-first-c-compiler-written http://stackoverflow.com/questions/18125490/how-was-the-firs...