35 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8 9// UNSUPPORTED: c++03, c++11, c++14, c++17, c++2010 11// <memory>12 13// [out.ptr], function template out_ptr14// template<class Pointer = void, class Smart, class... Args>15// auto out_ptr(Smart& s, Args&&... args); // since c++2316 17#include <memory>18#include <tuple>19 20#include "../types.h"21 22int main(int, char**) {23 // `std::out_ptr<>` requires `std::shared_ptr<>` with a deleter.24 {25 std::shared_ptr<int> sPtr;26 27 // expected-error-re@*:* {{static assertion failed due to requirement {{.*}}Using std::shared_ptr<> without a deleter in std::out_ptr is not supported.}}28 std::ignore = std::out_ptr(sPtr);29 // expected-error-re@*:* {{no matching conversion for functional-style cast from 'std::shared_ptr<int>' to 'std::out_ptr_t<{{(std::)?}}shared_ptr<int>, _Ptr>'{{( \(aka 'out_ptr_t<std::shared_ptr<int>, int *>'\))?}}}}30 std::ignore = std::out_ptr<int*>(sPtr);31 }32 33 return 0;34}35