|  | // errorcheck | 
|  |  | 
|  | // Copyright 2018 The Go Authors. All rights reserved. | 
|  | // Use of this source code is governed by a BSD-style | 
|  | // license that can be found in the LICENSE file. | 
|  |  | 
|  | package main | 
|  |  | 
|  | type t1 struct { | 
|  | t1f1 int | 
|  | t1f2 int | 
|  | } | 
|  | type t2 struct { | 
|  | t2f1 int | 
|  | t2f2 int | 
|  | t1 | 
|  | } | 
|  | type t3 struct { | 
|  | t3f1 int | 
|  | t2 | 
|  | } | 
|  |  | 
|  | var ( | 
|  | _ = t2{t1f1: 600} // ERROR "cannot use promoted field t1.t1f1 in struct literal of type t2" | 
|  | _ = t3{t1f2: 800} // ERROR "cannot use promoted field t2.t1.t1f2 in struct literal of type t3" | 
|  | _ = t3{t2f1: 900} // ERROR "cannot use promoted field t2.t2f1 in struct literal of type t3" | 
|  | ) |