I do see make using ‘GDC' while building gcc compiler, maybe try changing that ? - Ankur > On 07-Dec-2022, at 11:42 AM, Dave Blanchard wrote: > > Is there an environment variable like 'CC' or 'CXX', which specifies the name of the D compiler to use, which I might need to set when bootstrapping GCC? Thanks. > > -- > Dave Blanchard