WoefulDerelict [1] filed a request to merge libc++abi [2] into libc++ [3]: It is much easier and less time consuming for users to build this and libc++ via a split package description than it is to build them individually. [1] https://aur.archlinux.org/account/WoefulDerelict/ [2] https://aur.archlinux.org/pkgbase/libc++abi/ [3] https://aur.archlinux.org/pkgbase/libc++/