MarsSeed [1] filed a deletion request for mingw-w64-lv2 [2]: No longer needed by anything on AUR.
Up-to-date PKGBUILD and binary build is available in MSYS2 repo: https://packages.msys2.org/base/mingw-w64-lv2 [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/mingw-w64-lv2/
