| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <tuple> |
| |
| // template <class... Types> class tuple; |
| |
| // explicit tuple(const T&...); |
| |
| // UNSUPPORTED: c++98, c++03 |
| |
| #include <tuple> |
| #include <string> |
| #include <cassert> |
| |
| struct ExplicitCopy { |
| ExplicitCopy(int) {} |
| explicit ExplicitCopy(ExplicitCopy const&) {} |
| }; |
| |
| std::tuple<ExplicitCopy> const_explicit_copy() { |
| const ExplicitCopy e(42); |
| return {e}; |
| // expected-error@-1 {{chosen constructor is explicit in copy-initialization}} |
| } |
| |
| |
| std::tuple<ExplicitCopy> non_const_explicit_copy() { |
| ExplicitCopy e(42); |
| return {e}; |
| // expected-error@-1 {{chosen constructor is explicit in copy-initialization}} |
| } |
| |
| std::tuple<ExplicitCopy> const_explicit_copy_no_brace() { |
| const ExplicitCopy e(42); |
| return e; |
| // expected-error@-1 {{no viable conversion}} |
| } |
| |
| int main(int, char**) |
| { |
| |
| return 0; |
| } |