forked from OSchip/llvm-project
67 lines
2.6 KiB
C++
67 lines
2.6 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <algorithm>
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// template<InputIterator Iter1, InputIterator Iter2>
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// requires HasEqualTo<Iter1::value_type, Iter2::value_type>
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// bool
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// equal(Iter1 first1, Iter1 last1, Iter2 first2);
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#include <algorithm>
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#include <cassert>
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#include "test_iterators.h"
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#if _LIBCPP_STD_VER > 11
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#define HAS_FOUR_ITERATOR_VERSION
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#endif
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int main()
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{
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int ia[] = {0, 1, 2, 3, 4, 5};
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const unsigned s = sizeof(ia)/sizeof(ia[0]);
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int ib[s] = {0, 1, 2, 5, 4, 5};
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assert(std::equal(input_iterator<const int*>(ia),
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input_iterator<const int*>(ia+s),
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input_iterator<const int*>(ia)));
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#ifdef HAS_FOUR_ITERATOR_VERSION
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assert(std::equal(input_iterator<const int*>(ia),
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input_iterator<const int*>(ia+s),
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input_iterator<const int*>(ia),
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input_iterator<const int*>(ia+s)));
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assert(std::equal(random_access_iterator<const int*>(ia),
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random_access_iterator<const int*>(ia+s),
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random_access_iterator<const int*>(ia),
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random_access_iterator<const int*>(ia+s)));
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#endif
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assert(!std::equal(input_iterator<const int*>(ia),
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input_iterator<const int*>(ia+s),
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input_iterator<const int*>(ib)));
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#ifdef HAS_FOUR_ITERATOR_VERSION
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assert(!std::equal(input_iterator<const int*>(ia),
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input_iterator<const int*>(ia+s),
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input_iterator<const int*>(ib),
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input_iterator<const int*>(ib+s)));
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assert(!std::equal(random_access_iterator<const int*>(ia),
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random_access_iterator<const int*>(ia+s),
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random_access_iterator<const int*>(ib),
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random_access_iterator<const int*>(ib+s)));
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assert(!std::equal(input_iterator<const int*>(ia),
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input_iterator<const int*>(ia+s),
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input_iterator<const int*>(ia),
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input_iterator<const int*>(ia+s-1)));
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assert(!std::equal(random_access_iterator<const int*>(ia),
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random_access_iterator<const int*>(ia+s),
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random_access_iterator<const int*>(ia),
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random_access_iterator<const int*>(ia+s-1)));
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#endif
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}
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