{"ast_node_type":"variable","tokens":[{"end":97,"kind":"keyword","start":0,"text":"let"}]}
                let linking_to_rustc_driver = tcx.sess.psess.unstable_features.is_nightly_build()
            if link2 != link || link == RequireStatic {
                    && tcx.crates(()).iter().any(|&cnum| tcx.crate_name(cnum) == sym::rustc_driver);