MarsSeed [1] filed a deletion request for libnotifymm-gtk2 [2]: Unused GTK2 based C++ bindings for gnome libnotify, last released in 2013.
Nothing depends on this package. I recommend deletion. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/libnotifymm-gtk2/
