swiftc: pass -Xcc before -march

    source $cc_wrapper/nix-support/add-local-cc-cflags-before.sh

fi

# May need to transform the triple injected by the above.

for ((i = 1; i < ${#extraBefore[@]}; i++)); do

    if [[ "${extraBefore[i]}" = -target ]]; then

for ((i=0; i < ${#extraBefore[@]}; i++));do

    case "${extraBefore[i]}" in

    -target)

        i=$((i + 1))

        # On Darwin only, need to change 'aarch64' to 'arm64'.

        extraBefore[i]="${extraBefore[i]/aarch64-apple-/arm64-apple-}"

        # On Darwin, Swift requires the triple to be annotated with a version.

        # TODO: Assumes macOS.

        extraBefore[i]="${extraBefore[i]/-apple-darwin/-apple-macosx${MACOSX_DEPLOYMENT_TARGET:-11.0}}"

        break

    fi

        ;;

    -march=*)

        [[ i -gt 0 && ${extraBefore[i-1]} == -Xcc ]] && continue

        extraBefore=(

            "${extraBefore[@]:0:i}"

            -Xcc

            "${extraBefore[@]:i:${#extraBefore[@]}}"

        )

        i=$((i + 1))

        ;;

    esac

done

# As a very special hack, if the arguments are just `-v', then don't