1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // <exception> 10 11 // typedef unspecified exception_ptr; 12 13 // exception_ptr shall satisfy the requirements of NullablePointer. 14 15 #include <exception> 16 #include <cassert> 17 18 #include "test_macros.h" 19 20 int main(int, char**) 21 { 22 std::exception_ptr p; 23 assert(p == nullptr); 24 std::exception_ptr p2 = p; 25 assert(nullptr == p); 26 assert(!p); 27 assert(p2 == p); 28 p2 = p; 29 assert(p2 == p); 30 assert(p2 == nullptr); 31 std::exception_ptr p3 = nullptr; 32 assert(p3 == nullptr); 33 p3 = nullptr; 34 assert(p3 == nullptr); 35 36 return 0; 37 } 38