On 2019-03-19 18:01, H. S. Teoh wrote: > 2) Won't there be bootstrapping issues to consider, if building dmd > requires build.d, but build.d needs to be compiled with dmd? Basically the whole compiler is written in D now. Bootstrapping is done by using a pre-compiled binary. For new targets cross-compiling is supposed to be used. -- /Jacob Carlborg