exit 0
fi
-rustup-toolchain-install-master -f -n master -c rustc-dev -- "$RUST_COMMIT"
+if [[ -n "$HOST_TOOLCHAIN" ]]; then
+ TOOLCHAIN=('--host' "$HOST_TOOLCHAIN")
+else
+ TOOLCHAIN=()
+fi
+
+rustup-toolchain-install-master -f -n master "${TOOLCHAIN[@]}" -c rustc-dev -- "$RUST_COMMIT"
rustup override set master