| // 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 | |
| function O() {} | |
| O.prototype.f = f; | |
| O.prototype.g = g; | |
| function f() { | |
| return g.arguments; | |
| } | |
| function g(x) { | |
| return this.f(2 - x, "any"); | |
| } | |
| var o = new O(); | |
| function foo(x) { | |
| return o.g(x, "z"); | |
| } | |
| for (var i = 0; i < 35; i++) foo(); | |
| var result = ( | |
| %PrepareFunctionForOptimization(foo),foo(), foo(), | |
| %OptimizeFunctionOnNextCall(foo), foo() | |
| ); | |
| assertEquals(result[1], "z"); |