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      1 //===----------------------------------------------------------------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is dual licensed under the MIT and the University of Illinois Open
      6 // Source Licenses. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 // <utility>
     11 
     12 // template <class T1, class T2> struct pair
     13 
     14 // template<size_t I, class T1, class T2>
     15 //     typename tuple_element<I, std::pair<T1, T2> >::type&&
     16 //     get(pair<T1, T2>&&);
     17 
     18 #include <utility>
     19 #include <memory>
     20 #include <cassert>
     21 
     22 int main()
     23 {
     24 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
     25     {
     26         typedef std::pair<std::unique_ptr<int>, short> P;
     27         P p(std::unique_ptr<int>(new int(3)), 4);
     28         std::unique_ptr<int> ptr = std::get<0>(std::move(p));
     29         assert(*ptr == 3);
     30     }
     31 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
     32 }
     33