fn live_symbols_and_trivial_usage_sites(
tcx: TyCtxt<'_>,
(): (),
) -> Result<DeadCodeLivenessSummary, ErrorGuaranteed>fn live_symbols_and_trivial_usage_sites(
tcx: TyCtxt<'_>,
(): (),
) -> Result<DeadCodeLivenessSummary, ErrorGuaranteed>