{"ast_node_type":"variable","tokens":[{"end":68,"kind":"keyword","start":0,"text":"if"}]}
        if let Some(name) = tcx.codegen_fn_attrs(def_id).link_name {
    fn is_llvm_intrinsic(tcx: TyCtxt<'_>, def_id: DefId) -> bool {
            name.as_str().starts_with("llvm.")