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// <tuple>
10
11// template <class... Types> class tuple;
12
13// template <class Alloc, class ...UTypes>
14// tuple(allocator_arg_t, const Alloc& a, tuple<UTypes...>&&);
15
16// UNSUPPORTED: c++03
17
18#include <tuple>
19#include <memory>
20
21struct ExplicitCopy {
22 explicit ExplicitCopy(int) {}
23 explicit ExplicitCopy(ExplicitCopy const&) {}
24};
25
26std::tuple<ExplicitCopy> explicit_move_test() {
27 std::tuple<int> t1(42);
28 return {std::allocator_arg, std::allocator<int>{}, std::move(t1)};
29 // expected-error@-1 {{chosen constructor is explicit in copy-initialization}}
30}
31

source code of libcxx/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/alloc_convert_move.verify.cpp