Fix omitted_patterns lint showing unstable/doc hidden fields

Author: DevinR528

compiler/rustc_typeck/src/check/pat.rs

@@ -12,6 +12,7 @@ use rustc_hir::{HirId, Pat, PatKind};
 use rustc_infer::infer;
 use rustc_infer::infer::type_variable::{TypeVariableOrigin, TypeVariableOriginKind};
 use rustc_middle::ty::{self, Adt, BindingMode, Ty, TypeFoldable};
+use rustc_middle::{middle::stability::EvalResult, ty::subst::GenericArg};
 use rustc_session::lint::builtin::NON_EXHAUSTIVE_OMITTED_PATTERNS;
 use rustc_span::hygiene::DesugaringKind;
 use rustc_span::lev_distance::find_best_match_for_name;
@@ -1308,6 +1309,11 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
                 .copied()
                 .filter(|(field, _)| {
                     field.vis.is_accessible_from(tcx.parent_module(pat.hir_id).to_def_id(), tcx)
+                        && !matches!(
+                            tcx.eval_stability(field.did, None, DUMMY_SP, None),
+                            EvalResult::Deny { .. }
+                        )
+                        && !tcx.is_doc_hidden(field.did)
                 })
                 .collect();