| // Copyright 2016 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 |
| |
| var o = {} |
| var p = {foo: 1.5} |
| |
| function g(x) { return x.foo === +x.foo; } |
| |
| assertEquals(false, g(o)); |
| assertEquals(false, g(o)); |
| %OptimizeFunctionOnNextCall(g); |
| assertEquals(false, g(o)); // Still fine here. |
| assertEquals(true, g(p)); |
| %OptimizeFunctionOnNextCall(g); |
| assertEquals(false, g(o)); // Confused by type feedback. |