File: catch_class_01.cpp

package info (click to toggle)
libc%2B%2B 3.5-2
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd, stretch
  • size: 39,088 kB
  • ctags: 20,667
  • sloc: cpp: 365,451; ansic: 3,125; asm: 651; sh: 630; makefile: 66
file content (58 lines) | stat: -rw-r--r-- 1,000 bytes parent folder | download | duplicates (5)
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
//===---------------------- catch_class_01.cpp ----------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#include <exception>
#include <stdlib.h>
#include <assert.h>

struct A
{
    static int count;
    int id_;
    explicit A(int id) : id_(id) {count++;}
    A(const A& a) : id_(a.id_) {count++;}
    ~A() {count--;}
};

int A::count = 0;

void f1()
{
    throw A(3);
}

void f2()
{
    try
    {
        assert(A::count == 0);
        f1();
    }
    catch (A a)
    {
        assert(A::count != 0);
        assert(a.id_ == 3);
        throw;
    }
}

int main()
{
    try
    {
        f2();
        assert(false);
    }
    catch (const A& a)
    {
        assert(A::count != 0);
        assert(a.id_ == 3);
    }
    assert(A::count == 0);
}