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
|
// This test verifies the correct handling of child thread exits.
#include "pseudo_barrier.h"
#include <thread>
pseudo_barrier_t g_barrier1;
pseudo_barrier_t g_barrier2;
pseudo_barrier_t g_barrier3;
void *
thread1 ()
{
// Synchronize with the main thread.
pseudo_barrier_wait(g_barrier1);
// Synchronize with the main thread and thread2.
pseudo_barrier_wait(g_barrier2);
// Return
return NULL; // Set second breakpoint here
}
void *
thread2 ()
{
// Synchronize with thread1 and the main thread.
pseudo_barrier_wait(g_barrier2);
// Synchronize with the main thread.
pseudo_barrier_wait(g_barrier3);
// Return
return NULL;
}
int main ()
{
pseudo_barrier_init(g_barrier1, 2);
pseudo_barrier_init(g_barrier2, 3);
pseudo_barrier_init(g_barrier3, 2);
// Create a thread.
std::thread thread_1(thread1);
// Wait for thread1 to start.
pseudo_barrier_wait(g_barrier1);
// Create another thread.
std::thread thread_2(thread2); // Set first breakpoint here
// Wait for thread2 to start.
pseudo_barrier_wait(g_barrier2);
// Wait for the first thread to finish
thread_1.join();
// Synchronize with the remaining thread
int dummy = 47; // Set third breakpoint here
pseudo_barrier_wait(g_barrier3);
// Wait for the second thread to finish
thread_2.join();
return 0; // Set fourth breakpoint here
}
|
