libcxx/test/std/containers/sequences/array/array.tuple/get_rv.pass.cpp

   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 // <array>
  10
  11 // template <size_t I, class T, size_t N> T&& get(array<T, N>&& a);
  12
  13 // UNSUPPORTED: c++03
  14
  15 #include <array>
  16 #include <memory>
  17 #include <utility>
  18 #include <cassert>
  19
  20 #include "test_macros.h"
  21
  22 int main(int, char**)
  23 {
  24     {
  25         typedef std::unique_ptr<double> T;
  26         typedef std::array<T, 1> C;
  27         C c = {std::unique_ptr<double>(new double(3.5))};
  28         T t = std::get<0>(std::move(c));
  29         assert(*t == 3.5);
  30     }
  31
  32     return 0;
  33 }