• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1// Copyright 2015 the V8 project authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Flags: --allow-natives-syntax --use-osr --turbo-osr
6
7"use strict";
8
9function test(expected, func) {
10  assertEquals(expected, func());
11  assertEquals(expected, func());
12  assertEquals(expected, func());
13}
14
15function foo() {
16  var result = 0;
17  {
18    let x = 0;
19    var temp_x = x;
20    var first = 1;
21    outer: while (true) {
22      let x = temp_x;
23      if (first == 1) first = 0;
24      else x = x + 1 | 0;
25      var flag = 1;
26      for (; flag == 1; (flag = 0, temp_x = x)) {
27        if (x < 2) {
28          result = x; %OptimizeOsr();
29        } else {
30          break outer;
31        }
32      }
33      if (flag == 1) break;
34    }
35  }
36  return result;
37}
38
39test(1, foo);
40
41
42function smo() {
43  var result = 0;
44  {
45    let x = 11;
46    outer: while (true) {
47      let y = x;
48      for (var i = 0; i < 5; i++) {
49        %OptimizeOsr();
50        if (i) break outer;
51        else result = y;
52      }
53    }
54  }
55  return result;
56}
57
58test(11, smo);
59