Description of problem: libcxx and libcxx-devel are available in x86-64 epel7, but not ppc64le epel7 Version-Release number of selected component (if applicable): el 7.8 epel7 libcxx 3.8.0 libcxx-devel 3.8.0 How reproducible: `yum install libcxx` on a ppc64le el7 system with the epel7 repo enabled or compare the x86-64 epel7 repo[1] with ppc64le epel7 repo[2] [1] https://dl.fedoraproject.org/pub/epel/7/x86_64/Packages/l/ [2] https://dl.fedoraproject.org/pub/epel/7/ppc64le/Packages/l/