blob: 7956cc6103ee6be70145ac754d5218244236c167 (
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
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
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System;
namespace GCTest
{
internal class Test
{
private int _indx;
public bool m_die = false;
private static Test[] s_arr = new Test[50];
public Test(int indx) { _indx = indx; }
public virtual void CheckValid()
{
if (s_arr[_indx] != this)
throw new Exception();
}
~Test()
{
if (!m_die)
{
if (s_arr[_indx] != null)
{
throw new Exception("arr[" + _indx.ToString() + "] != null");
}
s_arr[_indx] = this;
GC.ReRegisterForFinalize(this);
}
}
private static int Main()
{
Test1();
Test2();
Test3();
Test4();
Test5();
Test6();
Console.WriteLine("Test passed.");
return 100;
}
[System.Runtime.CompilerServices.MethodImplAttribute(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
private static void Test1()
{
for (int i = 0; i < 50; i++)
s_arr[i] = new Test(i);
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
}
[System.Runtime.CompilerServices.MethodImplAttribute(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
private static void Test2()
{
for (int i = 0; i < 50; i++)
{
if (s_arr[i] == null) throw new Exception();
s_arr[i].CheckValid();
s_arr[i] = null;
}
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
}
[System.Runtime.CompilerServices.MethodImplAttribute(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
private static void Test3()
{
for (int i = 0; i < 50; i++)
{
if (s_arr[i] == null) throw new Exception();
s_arr[i].CheckValid();
s_arr[i] = null;
}
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
}
[System.Runtime.CompilerServices.MethodImplAttribute(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
private static void Test4()
{
for (int i = 0; i < 50; i++)
{
if (s_arr[i] == null) throw new Exception();
s_arr[i].CheckValid();
s_arr[i] = null;
}
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
}
[System.Runtime.CompilerServices.MethodImplAttribute(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
private static void Test5()
{
for (int i = 0; i < 50; i++)
{
if (s_arr[i] == null) throw new Exception();
s_arr[i].CheckValid();
s_arr[i] = null;
}
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
}
[System.Runtime.CompilerServices.MethodImplAttribute(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
private static void Test6()
{
for (int i = 0; i < 50; i++)
{
if (s_arr[i] == null) throw new Exception();
s_arr[i].CheckValid();
s_arr[i].m_die = true;
s_arr[i] = null;
}
}
}
}
|
