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 // <numeric>
11 
12 // template <class ForwardIterator, class T>
13 //     void iota(ForwardIterator first, ForwardIterator last, T value);
14 
15 #include <numeric>
16 #include <cassert>
17 
18 #include "test_iterators.h"
19 
20 template <class InIter>
21 void
test()22 test()
23 {
24     int ia[] = {1, 2, 3, 4, 5};
25     int ir[] = {5, 6, 7, 8, 9};
26     const unsigned s = sizeof(ia) / sizeof(ia[0]);
27     std::iota(InIter(ia), InIter(ia+s), 5);
28     for (unsigned i = 0; i < s; ++i)
29         assert(ia[i] == ir[i]);
30 }
31 
main()32 int main()
33 {
34     test<forward_iterator<int*> >();
35     test<bidirectional_iterator<int*> >();
36     test<random_access_iterator<int*> >();
37     test<int*>();
38 }
39