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-rw-r--r--library/core/tests/ops.rs6
1 files changed, 6 insertions, 0 deletions
diff --git a/library/core/tests/ops.rs b/library/core/tests/ops.rs
index aa79dbac8f3..0c81cba35b3 100644
--- a/library/core/tests/ops.rs
+++ b/library/core/tests/ops.rs
@@ -232,3 +232,9 @@ fn deref_on_ref() {
     let y = deref(&mut x);
     assert_eq!(y, 4);
 }
+
+#[test]
+#[allow(unreachable_code)]
+fn test_not_never() {
+    if !return () {}
+}