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// UNSUPPORTED: c++03, c++11, c++14 10// REQUIRES: has-fblocks 11// ADDITIONAL_COMPILE_FLAGS: -fblocks 12 13// <optional> 14 15// This test makes sure that we can create a `std::optional` containing 16// an Objective-C++ block. 17 18#include <optional> 19#include <cassert> 20 21int main(int, char**) 22{ 23 using Block = void (^)(void); 24 std::optional<Block> block; 25 assert(!block); 26 27 return 0; 28} 29