| // Copyright 2017 the V8 project authors. All rights reserved. | 
 | // Use of this source code is governed by a BSD-style license that can be | 
 | // found in the LICENSE file. | 
 |  | 
 | // Crash with --verify-heap | 
 | (function*() { for (let { a = class b { } } of [{}]) { } })().next(); | 
 | (function() { for (let { a = class b { } } of [{}]) { } })(); | 
 | (function() { var a; for ({ a = class b { } } of [{}]) { } })(); | 
 |  | 
 | (function() { for (let [a = class b { } ] = [[]]; ;) break; })(); | 
 | (function() { var a; for ([a = class b { } ] = [[]]; ;) break; })(); |