56 lines
1.8 KiB
C++
56 lines
1.8 KiB
C++
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//===----------------------------------------------------------------------===//
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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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// none_of(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 test1
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{
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bool operator()(const int& i) const
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{
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return i % 2 == 0;
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}
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};
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int main()
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{
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{
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int ia[] = {2, 4, 6, 8};
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const unsigned sa = sizeof(ia)/sizeof(ia[0]);
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assert(std::none_of(input_iterator<const int*>(ia),
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input_iterator<const int*>(ia + sa), test1()) == false);
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assert(std::none_of(input_iterator<const int*>(ia),
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input_iterator<const int*>(ia), test1()) == true);
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}
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{
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const int ia[] = {2, 4, 5, 8};
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const unsigned sa = sizeof(ia)/sizeof(ia[0]);
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assert(std::none_of(input_iterator<const int*>(ia),
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input_iterator<const int*>(ia + sa), test1()) == false);
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assert(std::none_of(input_iterator<const int*>(ia),
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input_iterator<const int*>(ia), test1()) == true);
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}
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{
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const int ia[] = {1, 3, 5, 7};
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const unsigned sa = sizeof(ia)/sizeof(ia[0]);
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assert(std::none_of(input_iterator<const int*>(ia),
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input_iterator<const int*>(ia + sa), test1()) == true);
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assert(std::none_of(input_iterator<const int*>(ia),
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input_iterator<const int*>(ia), test1()) == true);
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}
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}
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