| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <utility> |
| |
| // template <class T1, class T2> struct pair |
| |
| // void swap(pair& p); |
| |
| #include <utility> |
| #include <cassert> |
| |
| int main() |
| { |
| { |
| typedef std::pair<int, short> P1; |
| P1 p1(3, 4); |
| P1 p2(5, 6); |
| p1.swap(p2); |
| assert(p1.first == 5); |
| assert(p1.second == 6); |
| assert(p2.first == 3); |
| assert(p2.second == 4); |
| } |
| } |