Comment by jart

Sorry about that!

    wget https://justine.lol/lambda/blc.S
    wget https://justine.lol/lambda/flat.lds
    cc -c -o blc.o blc.S
    ld.bfd -o blc blc.o -T flat.lds

Just tested myself on Linux with both GCC and Clang. Whatever you do, do not use any linker except big deal.