| // Copyright 2014 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. |
| |
| function testError(error) { |
| // Reconfigure e.stack to be non-configurable |
| var desc1 = Object.getOwnPropertyDescriptor(error, "stack"); |
| Object.defineProperty(error, "stack", |
| {get: desc1.get, set: desc1.set, configurable: false}); |
| |
| var desc2 = Object.getOwnPropertyDescriptor(error, "stack"); |
| assertFalse(desc2.configurable); |
| assertEquals(desc1.get, desc2.get); |
| assertEquals(desc2.get, desc2.get); |
| } |
| |
| function stackOverflow() { |
| function f() { f(); } |
| try { f() } catch (e) { return e; } |
| } |
| |
| function referenceError() { |
| try { g() } catch (e) { return e; } |
| } |
| |
| testError(referenceError()); |
| testError(stackOverflow()); |