pub(crate) fn closure_saved_names_of_captured_variables<'tcx>(
tcx: TyCtxt<'tcx>,
def_id: LocalDefId
) -> IndexVec<FieldIdx, Symbol>
pub(crate) fn closure_saved_names_of_captured_variables<'tcx>(
tcx: TyCtxt<'tcx>,
def_id: LocalDefId
) -> IndexVec<FieldIdx, Symbol>