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// <exception> 11 12// typedef unspecified exception_ptr; 13 14// exception_ptr shall satisfy the requirements of NullablePointer. 15 16#include <exception> 17#include <cassert> 18 19int main() 20{ 21 std::exception_ptr p; 22 assert(p == nullptr); 23 std::exception_ptr p2 = p; 24 assert(nullptr == p); 25 assert(!p); 26 assert(p2 == p); 27 p2 = p; 28 assert(p2 == p); 29 assert(p2 == nullptr); 30 std::exception_ptr p3 = nullptr; 31 assert(p3 == nullptr); 32 p3 = nullptr; 33 assert(p3 == nullptr); 34} 35