From 8e548bf8d647620b8a0fda0e128df024a5823346 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?D=C3=A1niel=20Buga?= <bugadani@gmail.com>
Date: Wed, 14 Oct 2020 10:48:03 +0200
Subject: [PATCH] Remove weird slice conversion

---
 compiler/rustc_passes/src/dead.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/rustc_passes/src/dead.rs b/compiler/rustc_passes/src/dead.rs
index a4b324ba057..f567dd83bc1 100644
--- a/compiler/rustc_passes/src/dead.rs
+++ b/compiler/rustc_passes/src/dead.rs
@@ -547,7 +547,7 @@ impl DeadVisitor<'tcx> {
         let def_id = self.tcx.hir().local_def_id(id);
         let inherent_impls = self.tcx.inherent_impls(def_id);
         for &impl_did in inherent_impls.iter() {
-            for &item_did in &self.tcx.associated_item_def_ids(impl_did)[..] {
+            for item_did in self.tcx.associated_item_def_ids(impl_did) {
                 if let Some(did) = item_did.as_local() {
                     let item_hir_id = self.tcx.hir().local_def_id_to_hir_id(did);
                     if self.live_symbols.contains(&item_hir_id) {