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 // <algorithm>
11 
12 // template<InputIterator Iter, class T>
13 //   requires HasEqualTo<Iter::value_type, T>
14 //   Iter::difference_type
15 //   count(Iter first, Iter last, const T& value);
16 
17 #include <algorithm>
18 #include <cassert>
19 
20 #include "test_iterators.h"
21 
main()22 int main()
23 {
24     int ia[] = {0, 1, 2, 2, 0, 1, 2, 3};
25     const unsigned sa = sizeof(ia)/sizeof(ia[0]);
26     assert(std::count(input_iterator<const int*>(ia),
27                       input_iterator<const int*>(ia + sa), 2) == 3);
28     assert(std::count(input_iterator<const int*>(ia),
29                       input_iterator<const int*>(ia + sa), 7) == 0);
30     assert(std::count(input_iterator<const int*>(ia),
31                       input_iterator<const int*>(ia), 2) == 0);
32 }
33