| Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1 | // Copyright 2014 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | // Flags: --allow-natives-syntax |
| 6 | |
| 7 | function foo(x) { |
| 8 | var k = "value"; |
| 9 | return x[k] = 1; |
| 10 | } |
| 11 | var obj = {}; |
| 12 | Object.defineProperty(obj, "value", {set: function(x) { throw "nope"; }}); |
| 13 | try { foo(obj); } catch(e) {} |
| 14 | try { foo(obj); } catch(e) {} |
| 15 | %OptimizeFunctionOnNextCall(foo); |
| 16 | try { foo(obj); } catch(e) {} |
| 17 | |
| 18 | function bar(x) { |
| 19 | var k = "value"; |
| 20 | return (x[k] = 1) ? "ok" : "nope"; |
| 21 | } |
| 22 | var obj2 = {}; |
| 23 | Object.defineProperty(obj2, "value", |
| 24 | {set: function(x) { throw "nope"; return true; } }); |
| 25 | |
| 26 | try { bar(obj2); } catch(e) {} |
| 27 | try { bar(obj2); } catch(e) {} |
| 28 | %OptimizeFunctionOnNextCall(bar); |
| 29 | try { bar(obj2); } catch(e) {} |