1 //===------------------------- unwind_04.cpp ------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // UNSUPPORTED: libcxxabi-no-exceptions
11 
12 #include <exception>
13 #include <stdlib.h>
14 #include <assert.h>
15 
16 #if defined(__GNUC__)
17 #pragma GCC diagnostic ignored "-Wunreachable-code"
18 #endif
19 
20 struct A
21 {
22     static int count;
23     int id_;
24     A() : id_(++count) {}
25     ~A() {assert(id_ == count--);}
26 
27 private:
28     A(const A&);
29     A& operator=(const A&);
30 };
31 
32 int A::count = 0;
33 
34 struct B
35 {
36     static int count;
37     int id_;
38     B() : id_(++count) {}
39     ~B() {assert(id_ == count--);}
40 
41 private:
42     B(const B&);
43     B& operator=(const B&);
44 };
45 
46 int B::count = 0;
47 
48 struct C
49 {
50     static int count;
51     int id_;
52     C() : id_(++count) {}
53     ~C() {assert(id_ == count--);}
54 
55 private:
56     C(const C&);
57     C& operator=(const C&);
58 };
59 
60 int C::count = 0;
61 
62 void f2()
63 {
64     C c;
65     A a;
66     throw 55;
67     B b;
68 }
69 
70 void f1() throw (long, char, double)
71 {
72     A a;
73     B b;
74     f2();
75     C c;
76 }
77 
78 void u_handler()
79 {
80     throw 'a';
81 }
82 
83 int main()
84 {
85     std::set_unexpected(u_handler);
86     try
87     {
88         f1();
89         assert(false);
90     }
91     catch (int* i)
92     {
93         assert(false);
94     }
95     catch (long i)
96     {
97         assert(false);
98     }
99     catch (int i)
100     {
101         assert(false);
102     }
103     catch (char c)
104     {
105         assert(c == 'a');
106     }
107     catch (...)
108     {
109         assert(false);
110     }
111     assert(A::count == 0);
112     assert(B::count == 0);
113     assert(C::count == 0);
114 }
115