| // 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. |
| |
| // Flags: --gc-global --noincremental-marking --allow-natives-syntax |
| |
| function Ctor() { |
| this.foo = 1; |
| } |
| |
| var o = new Ctor(); |
| var p = new Ctor(); |
| |
| |
| function crash(o, timeout) { |
| var s = "4000111222"; // Outside Smi range. |
| %SetAllocationTimeout(100000, timeout); |
| // This allocates a heap number, causing a GC, triggering lazy deopt. |
| var end = s >>> 0; |
| s = s.substring(0, end); |
| // This creates a map dependency, which gives the GC a reason to trigger |
| // a lazy deopt when that map dies. |
| o.bar = 2; |
| } |
| |
| crash(o, 100000); |
| crash(o, 100000); |
| crash(p, 100000); |
| %OptimizeFunctionOnNextCall(crash); |
| crash(o, 100000); |
| o = null; |
| p = null; |
| crash({}, 0); |
