Dan Albert | 287553d | 2017-02-16 10:47:51 -0800 | [diff] [blame] | 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 | #include <exception> |
| 11 | #include <stdlib.h> |
| 12 | #include <assert.h> |
| 13 | |
| 14 | struct A |
| 15 | { |
| 16 | static int count; |
| 17 | int id_; |
| 18 | A() : id_(++count) {} |
| 19 | ~A() {assert(id_ == count--);} |
| 20 | |
| 21 | private: |
| 22 | A(const A&); |
| 23 | A& operator=(const A&); |
| 24 | }; |
| 25 | |
| 26 | int A::count = 0; |
| 27 | |
| 28 | struct B |
| 29 | { |
| 30 | static int count; |
| 31 | int id_; |
| 32 | B() : id_(++count) {} |
| 33 | ~B() {assert(id_ == count--);} |
| 34 | |
| 35 | private: |
| 36 | B(const B&); |
| 37 | B& operator=(const B&); |
| 38 | }; |
| 39 | |
| 40 | int B::count = 0; |
| 41 | |
| 42 | struct C |
| 43 | { |
| 44 | static int count; |
| 45 | int id_; |
| 46 | C() : id_(++count) {} |
| 47 | ~C() {assert(id_ == count--);} |
| 48 | |
| 49 | private: |
| 50 | C(const C&); |
| 51 | C& operator=(const C&); |
| 52 | }; |
| 53 | |
| 54 | int C::count = 0; |
| 55 | |
| 56 | void f2() |
| 57 | { |
| 58 | C c; |
| 59 | A a; |
| 60 | throw 55; |
| 61 | B b; |
| 62 | } |
| 63 | |
| 64 | void f1() throw (long, char, double) |
| 65 | { |
| 66 | A a; |
| 67 | B b; |
| 68 | f2(); |
| 69 | C c; |
| 70 | } |
| 71 | |
| 72 | void u_handler() |
| 73 | { |
| 74 | throw 'a'; |
| 75 | } |
| 76 | |
| 77 | int main() |
| 78 | { |
| 79 | std::set_unexpected(u_handler); |
| 80 | try |
| 81 | { |
| 82 | f1(); |
| 83 | assert(false); |
| 84 | } |
| 85 | catch (int* i) |
| 86 | { |
| 87 | assert(false); |
| 88 | } |
| 89 | catch (long i) |
| 90 | { |
| 91 | assert(false); |
| 92 | } |
| 93 | catch (int i) |
| 94 | { |
| 95 | assert(false); |
| 96 | } |
| 97 | catch (char c) |
| 98 | { |
| 99 | assert(c == 'a'); |
| 100 | } |
| 101 | catch (...) |
| 102 | { |
| 103 | assert(false); |
| 104 | } |
| 105 | assert(A::count == 0); |
| 106 | assert(B::count == 0); |
| 107 | assert(C::count == 0); |
| 108 | } |