(In reply to Max Lin from comment #13) > As Aaron has mentioned at https://build.opensuse.org/request/show/774578 , > rust is build failed with llvm9, rust is also from SLE thus it's potentially > rust should be build fail also in SLE... SLE has 'llvm' still at version 7 so packages wanting to use llvm9 need to explicitely build-require llvm9-devel and friends. Only Mesa-drivers does that at the moment.