1// Copyright 2011 the V8 project authors. All rights reserved.
2// Redistribution and use in source and binary forms, with or without
3// modification, are permitted provided that the following conditions are
4// met:
5//
6//     * Redistributions of source code must retain the above copyright
7//       notice, this list of conditions and the following disclaimer.
8//     * Redistributions in binary form must reproduce the above
9//       copyright notice, this list of conditions and the following
10//       disclaimer in the documentation and/or other materials provided
11//       with the distribution.
12//     * Neither the name of Google Inc. nor the names of its
13//       contributors may be used to endorse or promote products derived
14//       from this software without specific prior written permission.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28// Flags: --allow-natives-syntax
29
30var global = 0;
31var MAX = 5;
32
33// Attempt to inline strcit in non-strict.
34
35function strictToBeInlined(n) {
36  "use strict";
37  global = "strict";
38  if (n == MAX) { undefined_variable_strict = "value"; }
39}
40
41function nonstrictCallStrict(n) {
42  strictToBeInlined(n);
43}
44
45(function testInlineStrictInNonStrict() {
46  for (var i = 0; i <= MAX; i ++) {
47    try {
48      if (i == MAX - 1) %OptimizeFunctionOnNextCall(nonstrictCallStrict);
49      nonstrictCallStrict(i);
50    } catch (e) {
51      assertInstanceof(e, ReferenceError);
52      assertEquals(MAX, i);
53      return;
54    }
55  }
56  fail("ReferenceError after MAX iterations", "no exception");
57})();
58
59// Attempt to inline non-strict in strict.
60
61function nonstrictToBeInlined(n) {
62  global = "nonstrict";
63  if (n == MAX) { undefined_variable_nonstrict = "The nonstrict value"; }
64}
65
66function strictCallNonStrict(n) {
67  "use strict";
68  nonstrictToBeInlined(n);
69}
70
71(function testInlineNonStrictInStrict() {
72  for (var i = 0; i <= MAX; i ++) {
73    try {
74      if (i == MAX - 1) %OptimizeFunctionOnNextCall(nonstrictCallStrict);
75      strictCallNonStrict(i);
76    } catch (e) {
77      fail("no exception", "exception");
78    }
79  }
80  assertEquals("The nonstrict value", undefined_variable_nonstrict);
81})();
82
83// Optimize strict function.
84
85function strictAssignToUndefined(n) {
86  "use strict";
87  global = "strict";
88  if (n == MAX) { undefined_variable_strict_2 = "value"; }
89}
90
91(function testOptimizeStrictAssignToUndefined() {
92  for (var i = 0; i <= MAX; i ++) {
93    try {
94      if (i == MAX - 1) %OptimizeFunctionOnNextCall(nonstrictCallStrict);
95      strictAssignToUndefined(i);
96    } catch (e) {
97      assertInstanceof(e, ReferenceError);
98      assertEquals(MAX, i);
99      return;
100    }
101  }
102  fail("ReferenceError after MAX iterations", "no exception");
103})();
104