1 //===---------------------- catch_class_02.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 struct B 17 { 18 static int count; 19 int id_; 20 explicit B(int id) : id_(id) {count++;} 21 B(const B& a) : id_(a.id_) {count++;} 22 ~B() {count--;} 23 }; 24 25 int B::count = 0; 26 27 struct A 28 : B 29 { 30 static int count; 31 int id_; 32 explicit A(int id) : B(id-1), id_(id) {count++;} 33 A(const A& a) : B(a.id_-1), id_(a.id_) {count++;} 34 ~A() {count--;} 35 }; 36 37 int A::count = 0; 38 39 void f1() 40 { 41 assert(A::count == 0); 42 assert(B::count == 0); 43 A a(3); 44 assert(A::count == 1); 45 assert(B::count == 1); 46 throw a; 47 assert(false); 48 } 49 50 void f2() 51 { 52 try 53 { 54 assert(A::count == 0); 55 f1(); 56 assert(false); 57 } 58 catch (A a) 59 { 60 assert(A::count != 0); 61 assert(B::count != 0); 62 assert(a.id_ == 3); 63 throw; 64 } 65 catch (B b) 66 { 67 assert(false); 68 } 69 } 70 71 int main() 72 { 73 try 74 { 75 f2(); 76 assert(false); 77 } 78 catch (const B& b) 79 { 80 assert(B::count != 0); 81 assert(b.id_ == 2); 82 } 83 assert(A::count == 0); 84 assert(B::count == 0); 85 } 86
