JstKddng [1] filed a deletion request for compiler-rt-headers [2]:
package compiler-rt was updated to do what this package build, so this one is no longer necessary.
[1] https://aur.archlinux.org/account/JstKddng/ [2] https://aur.archlinux.org/pkgbase/compiler-rt-headers/
Request #19035 has been accepted by polyzen [1].
aur-requests@lists.archlinux.org