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=(pair<U1, U2>&& u); 16 17// UNSUPPORTED: c++98, c++03 18 19#include <tuple> 20#include <utility> 21#include <memory> 22#include <cassert> 23 24struct B 25{ 26 int id_; 27 28 explicit B(int i = 0) : id_(i) {} 29 30 virtual ~B() {} 31}; 32 33struct D 34 : B 35{ 36 explicit D(int i) : B(i) {} 37}; 38 39int main() 40{ 41 { 42 typedef std::pair<long, std::unique_ptr<D>> T0; 43 typedef std::tuple<long long, std::unique_ptr<B>> T1; 44 T0 t0(2, std::unique_ptr<D>(new D(3))); 45 T1 t1; 46 t1 = std::move(t0); 47 assert(std::get<0>(t1) == 2); 48 assert(std::get<1>(t1)->id_ == 3); 49 } 50} 51