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// void swap(array& a); 13 14#include <array> 15#include <cassert> 16 17#include "../suppress_array_warnings.h" 18 19int main() 20{ 21 { 22 typedef double T; 23 typedef std::array<T, 3> C; 24 C c1 = {1, 2, 3.5}; 25 C c2 = {4, 5, 6.5}; 26 c1.swap(c2); 27 assert(c1.size() == 3); 28 assert(c1[0] == 4); 29 assert(c1[1] == 5); 30 assert(c1[2] == 6.5); 31 assert(c2.size() == 3); 32 assert(c2[0] == 1); 33 assert(c2[1] == 2); 34 assert(c2[2] == 3.5); 35 } 36 { 37 typedef double T; 38 typedef std::array<T, 0> C; 39 C c1 = {}; 40 C c2 = {}; 41 c1.swap(c2); 42 assert(c1.size() == 0); 43 assert(c2.size() == 0); 44 } 45} 46