Function rustc_query_impl::get_query_incr::impl_item_implementor_ids::__rust_end_short_backtrace

pub fn __rust_end_short_backtrace<'tcx>(
    tcx: TyCtxt<'tcx>,
    span: Span,
    key: Key<'tcx>,
    mode: QueryMode
) -> Option<Erase<Value<'tcx>>>