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 // <algorithm> 11 12 // template<Iterator Iter1, Iterator Iter2> 13 // requires HasSwap<Iter1::reference, Iter2::reference> 14 // void 15 // iter_swap(Iter1 a, Iter2 b); 16 17 #include <algorithm> 18 #include <cassert> 19 20 int main() 21 { 22 int i = 1; 23 int j = 2; 24 std::iter_swap(&i, &j); 25 assert(i == 2); 26 assert(j == 1); 27 } 28