Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1 | // Copyright 2015 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 | var shouldThrow = false; |
| 8 | |
| 9 | function h() { |
| 10 | try { // Prevent inlining in Crankshaft. |
| 11 | } catch(e) { } |
| 12 | var res = g.arguments[0].x; |
| 13 | if (shouldThrow) { |
| 14 | throw res; |
| 15 | } |
| 16 | return res; |
| 17 | } |
| 18 | |
| 19 | function g(o) { h(); } |
| 20 | |
| 21 | function f1() { |
| 22 | var o = { x : 1 }; |
| 23 | g(o); |
| 24 | return o.x; |
| 25 | } |
| 26 | |
| 27 | function f2() { |
| 28 | var o = { x : 2 }; |
| 29 | g(o); |
| 30 | return o.x; |
| 31 | } |
| 32 | |
| 33 | f1(); |
| 34 | f2(); |
| 35 | f1(); |
| 36 | f2(); |
| 37 | %OptimizeFunctionOnNextCall(f1); |
| 38 | %OptimizeFunctionOnNextCall(f2); |
| 39 | shouldThrow = true; |
| 40 | try { f1(); } catch(e) { |
| 41 | assertEquals(e, 1); |
| 42 | } |
| 43 | try { f2(); } catch(e) { |
| 44 | assertEquals(e, 2); |
| 45 | } |