| // Copyright 2019 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. | |
| // Flags: --allow-natives-syntax | |
| function opt(){ | |
| (new (function(){ | |
| try{ | |
| r.c>new class extends(W.y.h){} | |
| l.g.e._ | |
| function _(){}[]=({[l](){}}),c() | |
| }catch(x){} | |
| })); | |
| (((function(){})())?.v)() | |
| } | |
| %PrepareFunctionForOptimization(opt) | |
| assertThrows(opt()); | |
| assertThrows(opt()); | |
| %OptimizeFunctionOnNextCall(opt) | |
| assertThrows(opt()); |