42 lines
1.5 KiB
C++
42 lines
1.5 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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// UNSUPPORTED: c++98, c++03
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// <algorithm>
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// template <class PopulationIterator, class SampleIterator, class Distance,
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// class UniformRandomNumberGenerator>
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// SampleIterator sample(PopulationIterator first, PopulationIterator last,
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// SampleIterator out, Distance n,
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// UniformRandomNumberGenerator &&g);
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#include <experimental/algorithm>
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#include <random>
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#include <cassert>
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#include "test_iterators.h"
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template <class PopulationIterator, class SampleIterator> void test() {
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int ia[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
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const unsigned is = sizeof(ia) / sizeof(ia[0]);
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const unsigned os = 4;
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int oa[os];
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std::minstd_rand g;
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std::experimental::sample(PopulationIterator(ia), PopulationIterator(ia + is),
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SampleIterator(oa), os, g);
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}
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int main() {
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// expected-error@algorithm:* {{static_assert failed "SampleIterator must meet the requirements of RandomAccessIterator"}}
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// expected-error@algorithm:* 2 {{does not provide a subscript operator}}
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// expected-error@algorithm:* {{invalid operands}}
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test<input_iterator<int *>, output_iterator<int *> >();
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}
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