Test that Option<Flag<T>> doesn't apply any layout optimization

2015-05-24 23:53:02 +02:00
parent 0e00fbccf1
commit 6d02ab3980
1 changed files with 1 additions and 0 deletions
@@ -89,6 +89,7 @@ fn test_no_nonnullable_opt() {
    // as Option would do.
    assert!(mem::size_of::<Flag<&i32>>() > mem::size_of::<&i32>());
    assert!(mem::size_of::<Flag<Vec<i32>>>() > mem::size_of::<Vec<i32>>());
+    assert!(mem::size_of::<Option<Flag<&i32>>>() > mem::size_of::<Flag<&i32>>());
 }

 #[test]