From b35d601ab7dfe5500508a78fc9fe68db49c0e563 Mon Sep 17 00:00:00 2001
From: LingMan <LingMan@users.noreply.github.com>
Date: Mon, 1 Feb 2021 18:16:07 +0100
Subject: [PATCH] Directly use `Option<&[T]>` instead of converting from
 `Option<&Vec<T>>` later on

---
 compiler/rustc_resolve/src/late/lifetimes.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/compiler/rustc_resolve/src/late/lifetimes.rs b/compiler/rustc_resolve/src/late/lifetimes.rs
index 95ac2a31dd3..6ddd38480c3 100644
--- a/compiler/rustc_resolve/src/late/lifetimes.rs
+++ b/compiler/rustc_resolve/src/late/lifetimes.rs
@@ -2422,7 +2422,7 @@ impl<'a, 'tcx> LifetimeContext<'a, 'tcx> {
                                     _ => break,
                                 }
                             }
-                            break Some(e);
+                            break Some(&e[..]);
                         }
                         Elide::Forbid => break None,
                     };
@@ -2452,7 +2452,7 @@ impl<'a, 'tcx> LifetimeContext<'a, 'tcx> {
             lifetime_refs.len(),
             &lifetime_names,
             lifetime_spans,
-            error.map(|p| &p[..]).unwrap_or(&[]),
+            error.unwrap_or(&[]),
         );
         err.emit();
     }