| // Copyright 2020 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 --opt |
| |
| function bar() { |
| String.prototype.startsWith.apply(); |
| } |
| |
| %PrepareFunctionForOptimization(bar); |
| assertThrows(bar, TypeError); |
| assertThrows(bar, TypeError); |
| %OptimizeFunctionOnNextCall(bar); |
| assertThrows(bar, TypeError); |
| %PrepareFunctionForOptimization(bar); |
| %OptimizeFunctionOnNextCall(bar); |
| assertThrows(bar, TypeError); |
| assertOptimized(bar); |