blob: 8a9a8e53012eab71dc7844879c4b8f6fc5e93193 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
// 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);
|
