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<ForwardIterator Iter, class T>
13 //   requires OutputIterator<Iter, Iter::reference>
14 //         && OutputIterator<Iter, const T&>
15 //         && HasEqualTo<Iter::value_type, T>
16 //   void
17 //   replace(Iter first, Iter last, const T& old_value, const T& new_value);
18 
19 #include <algorithm>
20 #include <cassert>
21 
22 #include "test_iterators.h"
23 
24 template <class Iter>
25 void
test()26 test()
27 {
28     int ia[] = {0, 1, 2, 3, 4};
29     const unsigned sa = sizeof(ia)/sizeof(ia[0]);
30     std::replace(Iter(ia), Iter(ia+sa), 2, 5);
31     assert(ia[0] == 0);
32     assert(ia[1] == 1);
33     assert(ia[2] == 5);
34     assert(ia[3] == 3);
35     assert(ia[4] == 4);
36 }
37 
main()38 int main()
39 {
40     test<forward_iterator<int*> >();
41     test<bidirectional_iterator<int*> >();
42     test<random_access_iterator<int*> >();
43     test<int*>();
44 }
45