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35 lines
878 B
C++
35 lines
878 B
C++
// Range v3 library
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//
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// Use, modification and distribution is subject to the
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// Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// Project home: https://github.com/ericniebler/range-v3
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#include <cstddef>
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#include <iterator>
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#include <range/v3/iterator.hpp>
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struct X { };
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namespace std {
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template<> struct iterator_traits<X> { };
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}
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struct Y {
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using difference_type = std::ptrdiff_t;
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using value_type = int;
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using pointer = int*;
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using reference = int&;
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using iterator_category = std::forward_iterator_tag;
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};
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static_assert(ranges::detail::is_std_iterator_traits_specialized_v<X>, "");
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static_assert(!ranges::detail::is_std_iterator_traits_specialized_v<Y>, "");
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static_assert(!ranges::detail::is_std_iterator_traits_specialized_v<int*>, "");
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int main()
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{
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}
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