| //===----------------------------------------------------------------------===// |
| // |
| // 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; |
| |
| // UNSUPPORTED: c++98, c++03 |
| |
| // This is not a portable test |
| |
| #include <tuple> |
| |
| #include "test_macros.h" |
| |
| struct A {}; |
| |
| struct B {}; |
| |
| int main(int, char**) |
| { |
| { |
| typedef std::tuple<int, A> T; |
| static_assert((sizeof(T) == sizeof(int)), ""); |
| } |
| { |
| typedef std::tuple<A, int> T; |
| static_assert((sizeof(T) == sizeof(int)), ""); |
| } |
| { |
| typedef std::tuple<A, int, B> T; |
| static_assert((sizeof(T) == sizeof(int)), ""); |
| } |
| { |
| typedef std::tuple<A, B, int> T; |
| static_assert((sizeof(T) == sizeof(int)), ""); |
| } |
| { |
| typedef std::tuple<int, A, B> T; |
| static_assert((sizeof(T) == sizeof(int)), ""); |
| } |
| |
| return 0; |
| } |