{"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"name_builder.build_cgu_name(LOCAL_CRATE,"}]}
    name_builder.build_cgu_name(LOCAL_CRATE, &["fallback"], Some("cgu"))
fn fallback_cgu_name(name_builder: &mut CodegenUnitNameBuilder<'_>) -> Symbol {
}