1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 5b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// This file is dual licensed under the MIT and the University of Illinois Open 6b64f8b07c104c6cc986570ac8ee0ed16a9f23976Howard Hinnant// Source Licenses. See LICENSE.TXT for details. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// <iterator> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// reverse_iterator 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 14712522cfd8f61321b4f197ec0de02b0146afb5a5Howard Hinnant// template <BidirectionalIterator Iter1, BidirectionalIterator Iter2> 15712522cfd8f61321b4f197ec0de02b0146afb5a5Howard Hinnant// requires HasEqualTo<Iter1, Iter2> 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// bool 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// operator==(const reverse_iterator<Iter1>& x, const reverse_iterator<Iter2>& y); 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <iterator> 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 2283e2c4d877fe2d7793868b1c6a5d9525a7c4d431Marshall Clow#include "test_iterators.h" 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnanttemplate <class It> 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantvoid 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnanttest(It l, It r, bool x) 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant const std::reverse_iterator<It> r1(l); 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant const std::reverse_iterator<It> r2(r); 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert((r1 == r2) == x); 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant const char* s = "1234567890"; 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test(bidirectional_iterator<const char*>(s), bidirectional_iterator<const char*>(s), true); 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test(bidirectional_iterator<const char*>(s), bidirectional_iterator<const char*>(s+1), false); 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s), true); 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+1), false); 40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test(s, s, true); 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test(s, s+1, false); 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 43