Function rustc_query_impl::make_query::mir_const_qualif_const_arg

pub fn mir_const_qualif_const_arg<'tcx>(
    tcx: QueryCtxt<'tcx>, 
    key: mir_const_qualif_const_arg<'tcx>
) -> QueryStackFrame

[query description - consider adding a doc-comment!] const checking the const argument tcx.def_path_str(key.0.to_def_id())