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-rw-r--r--src/test/compile-fail/defaulted-never-note.rs4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/test/compile-fail/defaulted-never-note.rs b/src/test/compile-fail/defaulted-never-note.rs
index 798544f1649..ac8ac85824e 100644
--- a/src/test/compile-fail/defaulted-never-note.rs
+++ b/src/test/compile-fail/defaulted-never-note.rs
@@ -8,6 +8,10 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// We need to opt inot the `!` feature in order to trigger the
+// requirement that this is testing.
+#![feature(never_type)]
+
 #![allow(unused)]
 
 trait Deserialize: Sized {