Auto merge of #122869 - matthiaskrgr:rollup-0navj4l, r=matthiaskrgr

Rollup of 9 pull requests

Successful merges:

 - #121619 (Experimental feature postfix match)
 - #122370 (Gracefully handle `AnonConst` in `diagnostic_hir_wf_check()`)
 - #122537 (interpret/allocation: fix aliasing issue in interpreter and refactor getters a bit)
 - #122542 (coverage: Clean up marker statements that aren't needed later)
 - #122800 (Add `NonNull::<[T]>::is_empty`.)
 - #122820 (Stop using `<DefId as Ord>` in various diagnostic situations)
 - #122847 (Suggest `RUST_MIN_STACK` workaround on overflow)
 - #122855 (Fix Itanium mangling usizes)
 - #122863 (add more ice tests )

r? `@ghost`
`@rustbot` modify labels: rollup

compiler/rustc_hir_analysis/src/hir_wf_check.rs

@@ -163,6 +163,16 @@ fn diagnostic_hir_wf_check<'tcx>(
                 kind: hir::GenericParamKind::Type { default: Some(ty), .. },
                 ..
             }) => vec![*ty],
+            hir::Node::AnonConst(_)
+                if let Some(const_param_id) =
+                    tcx.hir().opt_const_param_default_param_def_id(hir_id)
+                    && let hir::Node::GenericParam(hir::GenericParam {
+                        kind: hir::GenericParamKind::Const { ty, .. },
+                        ..
+                    }) = tcx.hir_node_by_def_id(const_param_id) =>
+            {
+                vec![*ty]
+            }
             ref node => bug!("Unexpected node {:?}", node),
         },
         WellFormedLoc::Param { function: _, param_idx } => {