js/src/tests/js1_8_1/jit/regress-458838.js

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1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3 * License, v. 2.0. If a copy of the MPL was not distributed with this
4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5
6 //-----------------------------------------------------------------------------
7 var BUGNUMBER = 458838;
8 var summary = 'TM: do not fall off trace when nested function accesses var of outer function';
9 var actual = '';
10 var expect = '';
11
12 //-----------------------------------------------------------------------------
13 test();
14 //-----------------------------------------------------------------------------
15
16 function test()
17 {
18 enterFunc ('test');
19 printBugNumber(BUGNUMBER);
20 printStatus (summary);
21
22 jit(true);
23
24 function f() {
25 var a = 1;
26 function g() {
27 var b = 0
28 for (var i = 0; i < 10; ++i) {
29 b += a;
30 }
31 return b;
32 }
33
34 return g();
35 }
36
37 expect = 10;
38 actual = f();
39
40 var recorderStarted;
41 var recorderAborted;
42 var traceCompleted;
43 var skip = true;
44
45 if (this.tracemonkey && !this.tracemonkey.adaptive)
46 {
47 recorderStarted = this.tracemonkey.recorderStarted;
48 recorderAborted = this.tracemonkey.recorderAborted;
49 traceCompleted = this.tracemonkey.traceCompleted;
50 skip = false;
51 }
52
53 jit(false);
54
55 reportCompare(expect, actual, summary + ': return value 10');
56
57 if (!skip)
58 {
59 expect = 'recorderStarted=1, recorderAborted=0, traceCompleted=1';
60 actual = 'recorderStarted=' + recorderStarted + ', recorderAborted=' + recorderAborted + ', traceCompleted=' + traceCompleted;
61 reportCompare(expect, actual, summary + ': trace');
62 }
63
64 exitFunc ('test');
65 }

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