Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1 | //===----------------------------------------------------------------------===// |
| 2 | // |
Howard Hinnant | f5256e1 | 2010-05-11 21:36:01 +0000 | [diff] [blame] | 3 | // The LLVM Compiler Infrastructure |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | // <utility> |
| 11 | |
| 12 | // template <class T1, class T2> struct pair |
| 13 | |
| 14 | // template<class U, class V> pair& operator=(pair<U, V>&& p); |
| 15 | |
| 16 | #include <utility> |
| 17 | #include <memory> |
| 18 | #include <cassert> |
| 19 | |
| 20 | struct Base |
| 21 | { |
| 22 | virtual ~Base() {} |
| 23 | }; |
| 24 | |
| 25 | struct Derived |
| 26 | : public Base |
| 27 | { |
| 28 | }; |
| 29 | |
| 30 | int main() |
| 31 | { |
Howard Hinnant | 73d21a4 | 2010-09-04 23:28:19 +0000 | [diff] [blame^] | 32 | #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 33 | { |
| 34 | typedef std::pair<std::unique_ptr<Derived>, short> P1; |
| 35 | typedef std::pair<std::unique_ptr<Base>, long> P2; |
| 36 | P1 p1(std::unique_ptr<Derived>(), 4); |
| 37 | P2 p2; |
| 38 | p2 = std::move(p1); |
| 39 | assert(p2.first == nullptr); |
| 40 | assert(p2.second == 4); |
| 41 | } |
Howard Hinnant | 73d21a4 | 2010-09-04 23:28:19 +0000 | [diff] [blame^] | 42 | #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 43 | } |