pub(crate) fn lint_nonexhaustive_missing_variants<'a, 'p, 'tcx>(
    cx: MatchCtxt<'a, 'p, 'tcx>,
    arms: &[MatchArm<'p, 'tcx>],
    pat_column: &PatternColumn<'p, 'tcx>,
    scrut_ty: RevealedTy<'tcx>
) -> Result<(), ErrorGuaranteed>