Cross-compilation should be much easier when rust starts using the lld linker. You can try it out now by building a statically-linked musl binary in nightly.

Cross-compilation should be much easier when rust starts using the lld linker. You can try it out now by building a statically-linked musl binary in nightly. rustup target add arm-unknown-linux-musleabihf RUSTFLAGS='-C linker=rust-lld -Z linker-flavor=ld.lld' cargo +nightly build --target arm-unknown-linux-musleabihf