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// std::find with vector<bool>::iterator
13
14// https://llvm.org/PR16816
15
16#include <vector>
17#include <algorithm>
18#include <cassert>
19#include <cstddef>
20
21#include "test_macros.h"
22
23TEST_CONSTEXPR_CXX20 bool tests()
24{
25 {
26 for (unsigned i = 1; i < 256; ++i)
27 {
28 std::vector<bool> b(i,true);
29 std::vector<bool>::iterator j = std::find(b.begin()+1, b.end(), false);
30 assert(static_cast<std::size_t>(j-b.begin()) == i);
31 assert(b.end() == j);
32 }
33 }
34 {
35 for (unsigned i = 1; i < 256; ++i)
36 {
37 std::vector<bool> b(i,false);
38 std::vector<bool>::iterator j = std::find(b.begin()+1, b.end(), true);
39 assert(static_cast<std::size_t>(j-b.begin()) == i);
40 assert(b.end() == j);
41 }
42 }
43
44 return true;
45}
46
47int main(int, char**)
48{
49 tests();
50#if TEST_STD_VER > 17
51 static_assert(tests());
52#endif
53 return 0;
54}
55

source code of libcxx/test/std/containers/sequences/vector.bool/find.pass.cpp