Test a range, which is not nested indexing

Author: dtolnay

src/test/ui/tuple/nested-index.rs

@@ -6,4 +6,7 @@ fn main () {
 
     let n = (1, (2, (3, 4))).1.1.1;
     assert_eq!(n, 4);
+
+    // This is a range expression, not nested indexing.
+    let _ = 0.0..1.1;
 }