Rollup merge of #109457 - Veykril:ribstack, r=petrochenkov

Remove comment about reusing rib allocations Perf indicates this to not be worth the complexity cc #4948
rust-lang · Mar 22, 2023 · 3712bff · 3712bff
2 parents 6673d0a + 204807d
commit 3712bff
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/compiler/rustc_resolve/src/late.rs b/compiler/rustc_resolve/src/late.rs
@@ -590,7 +590,6 @@ struct LateResolutionVisitor<'a, 'b, 'ast, 'tcx> {
     parent_scope: ParentScope<'a>,
 
     /// The current set of local scopes for types and values.
-    /// FIXME #4948: Reuse ribs to avoid allocation.
     ribs: PerNS<Vec<Rib<'a>>>,
 
     /// Previous poped `rib`, only used for diagnostic.