59 lines
2.0 KiB
C++
59 lines
2.0 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 <class InputIterator, class Predicate>
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// bool
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// is_partitioned(InputIterator first, InputIterator last, Predicate pred);
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#include <algorithm>
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#include <cassert>
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#include "test_iterators.h"
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struct is_odd
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{
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bool operator()(const int& i) const {return i & 1;}
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};
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int main()
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{
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{
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const int ia[] = {1, 2, 3, 4, 5, 6};
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assert(!std::is_partitioned(input_iterator<const int*>(std::begin(ia)),
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input_iterator<const int*>(std::end(ia)),
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is_odd()));
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}
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{
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const int ia[] = {1, 3, 5, 2, 4, 6};
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assert( std::is_partitioned(input_iterator<const int*>(std::begin(ia)),
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input_iterator<const int*>(std::end(ia)),
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is_odd()));
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}
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{
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const int ia[] = {2, 4, 6, 1, 3, 5};
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assert(!std::is_partitioned(input_iterator<const int*>(std::begin(ia)),
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input_iterator<const int*>(std::end(ia)),
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is_odd()));
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}
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{
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const int ia[] = {1, 3, 5, 2, 4, 6, 7};
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assert(!std::is_partitioned(input_iterator<const int*>(std::begin(ia)),
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input_iterator<const int*>(std::end(ia)),
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is_odd()));
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}
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{
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const int ia[] = {1, 3, 5, 2, 4, 6, 7};
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assert( std::is_partitioned(input_iterator<const int*>(std::begin(ia)),
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input_iterator<const int*>(std::begin(ia)),
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is_odd()));
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}
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}
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