| //===----------------------------------------------------------------------===// |
| // |
| // 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; |
| |
| // template <class Alloc, class U1, class U2> |
| // tuple(allocator_arg_t, const Alloc& a, const pair<U1, U2>&); |
| |
| // UNSUPPORTED: c++98, c++03 |
| |
| #include <tuple> |
| #include <utility> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| #include "allocators.h" |
| #include "../alloc_first.h" |
| #include "../alloc_last.h" |
| |
| int main(int, char**) |
| { |
| { |
| typedef std::pair<long, int> T0; |
| typedef std::tuple<long long, double> T1; |
| T0 t0(2, 3); |
| T1 t1(std::allocator_arg, A1<int>(5), t0); |
| assert(std::get<0>(t1) == 2); |
| assert(std::get<1>(t1) == 3); |
| } |
| { |
| typedef std::pair<int, int> T0; |
| typedef std::tuple<alloc_first, double> T1; |
| T0 t0(2, 3); |
| alloc_first::allocator_constructed = false; |
| T1 t1(std::allocator_arg, A1<int>(5), t0); |
| assert(alloc_first::allocator_constructed); |
| assert(std::get<0>(t1) == 2); |
| assert(std::get<1>(t1) == 3); |
| } |
| { |
| typedef std::pair<int, int> T0; |
| typedef std::tuple<alloc_first, alloc_last> T1; |
| T0 t0(2, 3); |
| alloc_first::allocator_constructed = false; |
| alloc_last::allocator_constructed = false; |
| T1 t1(std::allocator_arg, A1<int>(5), t0); |
| assert(alloc_first::allocator_constructed); |
| assert(alloc_last::allocator_constructed); |
| assert(std::get<0>(t1) == 2); |
| assert(std::get<1>(t1) == 3); |
| } |
| |
| return 0; |
| } |