{"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"sess.dcx().emit_fatal(errors::FixedX18InvalidArch"}]}
            sess.dcx().emit_fatal(errors::FixedX18InvalidArch { arch: &sess.target.arch });
        if sess.target.arch != "aarch64" {
        } else {