forked from OSchip/llvm-project
31 lines
1.3 KiB
C++
31 lines
1.3 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++03, c++11, c++14, c++17
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// template<class T>
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// using iterator_t = decltype(ranges::begin(declval<T&>()));
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#include <ranges>
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#include <concepts>
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#include "test_range.h"
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static_assert(std::same_as<std::ranges::iterator_t<test_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
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static_assert(std::same_as<std::ranges::iterator_t<test_range<cpp17_input_iterator> const>, cpp17_input_iterator<int const*> >);
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static_assert(std::same_as<std::ranges::iterator_t<test_non_const_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
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static_assert(std::same_as<std::ranges::iterator_t<test_common_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
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static_assert(std::same_as<std::ranges::iterator_t<test_common_range<cpp17_input_iterator> const>, cpp17_input_iterator<int const*> >);
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static_assert(std::same_as<std::ranges::iterator_t<test_non_const_common_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
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