{"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"//"}]}
            // FIXME(f16_f128): LLVM 20 does not support `f16` on s390x, meaning the required
        let has_reliable_f16 = match &*sess.target.arch {
            // builtins are not available in `compiler-builtins`.