Function rustc_traits::type_op::type_op_subtype

fn type_op_subtype<'tcx>(
    tcx: TyCtxt<'tcx>,
    canonicalized: Canonical<'tcx, ParamEnvAnd<'tcx, Subtype<'tcx>>>
) -> Result<&'tcx Canonical<'tcx, QueryResponse<'tcx, ()>>, NoSolution>