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...> const&);
15
16 // UNSUPPORTED: c++03
17
18 #include <tuple>
19 #include <memory>
20
21 struct ExplicitCopy {
ExplicitCopyExplicitCopy22 explicit ExplicitCopy(int) {}
ExplicitCopyExplicitCopy23 explicit ExplicitCopy(ExplicitCopy const&) {}
24
25 };
26
const_explicit_copy_test()27 std::tuple<ExplicitCopy> const_explicit_copy_test() {
28 const std::tuple<int> t1(42);
29 return {std::allocator_arg, std::allocator<int>{}, t1};
30 // expected-error@-1 {{chosen constructor is explicit in copy-initialization}}
31 }
32
non_const_explicit_copy_test()33 std::tuple<ExplicitCopy> non_const_explicit_copy_test() {
34 std::tuple<int> t1(42);
35 return {std::allocator_arg, std::allocator<int>{}, t1};
36 // expected-error@-1 {{chosen constructor is explicit in copy-initialization}}
37 }
38
main(int,char **)39 int main(int, char**)
40 {
41
42
43 return 0;
44 }
45