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
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
|
// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Test that functions introduced by eval work both when there are
// strict mode and non-strict mode eval in scopes.
// Flags: --allow-natives-syntax
var x = 27;
function f() { return x; }
assertEquals(27, f());
function do_eval(str) {
"use strict";
return eval(str);
}
var eval_f = do_eval('(' + f + ')');
%PrepareFunctionForOptimization(eval_f);
for (var i = 0; i < 5; i++) assertEquals(27, eval_f());
%OptimizeFunctionOnNextCall(eval_f);
assertEquals(27, eval_f());
function do_eval_local(str) {
"use strict";
var x = 42;
return eval(str);
}
eval_f = do_eval_local('(' + f + ')');
%PrepareFunctionForOptimization(eval_f);
for (var i = 0; i < 5; i++) assertEquals(42, eval_f());
%OptimizeFunctionOnNextCall(eval_f);
assertEquals(42, eval_f());
function do_eval_with_other_eval_call(str) {
"use strict";
var f = eval(str);
eval('var x = 1');
return f;
}
eval_f = do_eval_with_other_eval_call('(' + f + ')');
%PrepareFunctionForOptimization(eval_f);
for (var i = 0; i < 5; i++) assertEquals(27, eval_f());
%OptimizeFunctionOnNextCall(eval_f);
assertEquals(27, eval_f());
function test_non_strict_outer_eval() {
function strict_eval(str) { "use strict"; return eval(str); }
var eval_f = strict_eval('(' + f + ')');
%PrepareFunctionForOptimization(eval_f);
for (var i = 0; i < 5; i++) assertEquals(27, eval_f());
%OptimizeFunctionOnNextCall(eval_f);
assertEquals(27, eval_f());
eval("var x = 3");
assertEquals(3, eval_f());
}
test_non_strict_outer_eval();
function test_strict_outer_eval() {
"use strict";
function strict_eval(str) { "use strict"; return eval(str); }
var eval_f = strict_eval('(' + f + ')');
%PrepareFunctionForOptimization(eval_f);
for (var i = 0; i < 5; i++) assertEquals(27, eval_f());
%OptimizeFunctionOnNextCall(eval_f);
assertEquals(27, eval_f());
eval("var x = 3");
assertEquals(27, eval_f());
}
test_non_strict_outer_eval();
|
