1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // <vector> 10 // vector<bool> 11 12 // static void swap(reference x, reference y) noexcept; 13 14 #include <vector> 15 #include <cassert> 16 17 #include "test_macros.h" 18 19 int main() 20 { 21 22 bool a[] = {false, true, false, true}; 23 bool* an = a + sizeof(a)/sizeof(a[0]); 24 25 std::vector<bool> v(a, an); 26 std::vector<bool>::reference r1 = v[0]; 27 std::vector<bool>::reference r2 = v[3]; 28 29 #if TEST_STD_VER >= 11 30 static_assert((noexcept(v.swap(r1,r2))), ""); 31 #endif 32 33 assert(!r1); 34 assert( r2); 35 v.swap(r1, r2); 36 assert( r1); 37 assert(!r2); 38 } 39