From b3011dd711ea8bf4bcb04d96aff814863eff3973 Mon Sep 17 00:00:00 2001
From: varkor <github@varkor.com>
Date: Thu, 28 Mar 2019 01:45:50 +0000
Subject: [PATCH] Visit ItemKind::Impl for dead code lint

---
 src/librustc/middle/dead.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/librustc/middle/dead.rs b/src/librustc/middle/dead.rs
index f12367a89bbf..cd1fa8763c3c 100644
--- a/src/librustc/middle/dead.rs
+++ b/src/librustc/middle/dead.rs
@@ -172,6 +172,7 @@ impl<'a, 'tcx> MarkSymbolVisitor<'a, 'tcx> {
                     | hir::ItemKind::Ty(..)
                     | hir::ItemKind::Static(..)
                     | hir::ItemKind::Existential(..)
+                    | hir::ItemKind::Impl(..)
                     | hir::ItemKind::Const(..) => {
                         intravisit::walk_item(self, &item);
                     }