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 // <array> 11 12 // template <class T, size_t N> void swap(array<T,N>& x, array<T,N>& y); 13 14 #include <array> 15 #include <cassert> 16 17 int main() 18 { 19 { 20 typedef double T; 21 typedef std::array<T, 3> C; 22 C c1 = {1, 2, 3.5}; 23 C c2 = {4, 5, 6.5}; 24 swap(c1, c2); 25 assert(c1.size() == 3); 26 assert(c1[0] == 4); 27 assert(c1[1] == 5); 28 assert(c1[2] == 6.5); 29 assert(c2.size() == 3); 30 assert(c2[0] == 1); 31 assert(c2[1] == 2); 32 assert(c2[2] == 3.5); 33 } 34 { 35 typedef double T; 36 typedef std::array<T, 0> C; 37 C c1 = {}; 38 C c2 = {}; 39 swap(c1, c2); 40 assert(c1.size() == 0); 41 assert(c2.size() == 0); 42 } 43 } 44
