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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 // <tuple>
     11 
     12 // template <class... Types> class tuple;
     13 
     14 // template <class U1, class U2>
     15 //   tuple& operator=(const pair<U1, U2>& u);
     16 
     17 // UNSUPPORTED: c++98, c++03
     18 
     19 #include <tuple>
     20 #include <utility>
     21 #include <cassert>
     22 
     23 int main()
     24 {
     25     {
     26         typedef std::pair<double, char> T0;
     27         typedef std::tuple<int, short> T1;
     28         T0 t0(2.5, 'a');
     29         T1 t1;
     30         t1 = t0;
     31         assert(std::get<0>(t1) == 2);
     32         assert(std::get<1>(t1) == short('a'));
     33     }
     34 }
     35