1 files changed, 11 insertions, 3 deletions
diff --git a/tests/ui/parser/trait-object-lifetime-parens.rs b/tests/ui/parser/trait-object-lifetime-parens.rs
index f44ebe5ba5b..0ff4660bb0d 100644
--- a/tests/ui/parser/trait-object-lifetime-parens.rs
+++ b/tests/ui/parser/trait-object-lifetime-parens.rs
@@ -1,4 +1,8 @@
-#![allow(bare_trait_objects)]
+//@ revisions: e2015 e2021
+//@[e2015] edition: 2015
+//@[e2021] edition: 2021
+
+#![cfg_attr(e2015, allow(bare_trait_objects))]
 
 trait Trait {}
 
@@ -6,8 +10,12 @@ fn f<'a, T: Trait + ('a)>() {} //~ ERROR parenthesized lifetime bounds are not s
 
 fn check<'a>() {
     let _: Box<Trait + ('a)>; //~ ERROR parenthesized lifetime bounds are not supported
-    // FIXME: It'd be great if we could add suggestion to the following case.
-    let _: Box<('a) + Trait>; //~ ERROR lifetime in trait object type must be followed by `+`
+    //[e2021]~^ ERROR expected a type, found a trait
+    // FIXME: It'd be great if we could suggest removing the parentheses here too.
+    //[e2015]~v ERROR lifetimes must be followed by `+` to form a trait object type
+    let _: Box<('a) + Trait>;
+    //[e2021]~^ ERROR expected type, found lifetime
+    //[e2021]~| ERROR expected a path on the left-hand side of `+`
 }
 
 fn main() {}