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 // <vector> 11 // vector<bool> 12 13 // static void swap(reference x, reference y) noexcept; 14 15 #include <vector> 16 #include <cassert> 17 18 #include "test_macros.h" 19 20 int main() 21 { 22 23 bool a[] = {false, true, false, true}; 24 bool* an = a + sizeof(a)/sizeof(a[0]); 25 26 std::vector<bool> v(a, an); 27 std::vector<bool>::reference r1 = v[0]; 28 std::vector<bool>::reference r2 = v[3]; 29 30 #if TEST_STD_VER >= 11 31 static_assert((noexcept(v.swap(r1,r2))), ""); 32 #endif 33 34 assert(!r1); 35 assert( r2); 36 v.swap(r1, r2); 37 assert( r1); 38 assert(!r2); 39 } 40