1 //===----------------------------------------------------------------------===// 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 // <memory> 11 12 // class bad_weak_ptr 13 // : public std::exception 14 // { 15 // public: 16 // bad_weak_ptr(); 17 // }; 18 19 #include <memory> 20 #include <type_traits> 21 #include <cassert> 22 #include <cstring> 23 24 int main() 25 { 26 static_assert((std::is_base_of<std::exception, std::bad_weak_ptr>::value), ""); 27 std::bad_weak_ptr e; 28 std::bad_weak_ptr e2 = e; 29 e2 = e; 30 assert(std::strcmp(e.what(), "bad_weak_ptr") == 0); 31 } 32
