From 48c4e352d38479a5adcd664bef3a208640ba5cbc Mon Sep 17 00:00:00 2001
From: Niko Matsakis <niko@alum.mit.edu>
Date: Wed, 21 Mar 2018 19:22:41 -0400
Subject: [PATCH] WIP do not use in-band lifetimes

---
 src/librustc/diagnostics.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/librustc/diagnostics.rs b/src/librustc/diagnostics.rs
index 4c2dd8c27186..10156d22501e 100644
--- a/src/librustc/diagnostics.rs
+++ b/src/librustc/diagnostics.rs
@@ -2087,7 +2087,7 @@ use std::cell::Cell;
 
 trait Trait<'a> { }
 
-impl Trait<'b> for Cell<&'a u32> { }
+impl<'a, 'b> Trait<'b> for Cell<&'a u32> { }
 
 fn foo<'x, 'y>(x: Cell<&'x u32>) -> impl Trait<'y>
 where 'x: 'y