testing some full devenv with docker
docker pull pho3be/sh4devenvgitpod
Once in, you'll be logged as "dev" user. You can there clone your repo and build it using make.
sh4-elf-gcc and sh4eb-nofpu-elf-gcc are included, along side with the HHK SDK (in /opt/cross)
Note: You can go sudo it you need to. Pass is
dev
Alternatively you can rebuild it. If you setup a codespace with 8procs It'll build in 5 minutes