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d2baefae68
All supported compilers that support C++20 now support concepts. So, remove `_LIB_LIBCPP_HAS_NO_CONCEPTS` in favor of `_LIBCPP_STD_VER > 17`. Similarly in the tests, remove `// UNSUPPORTED: libcpp-no-concepts`. Differential Revision: https://reviews.llvm.org/D121528
37 lines
1.4 KiB
C++
37 lines
1.4 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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// UNSUPPORTED: libcpp-has-no-incomplete-ranges
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// template<range R>
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// using range_difference_t = iter_difference_t<iterator_t<R>>;
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// template<range R>
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// using range_value_t = iter_value_t<iterator_t<R>>;
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// template<range R>
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// using range_reference_t = iter_reference_t<iterator_t<R>>;
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// template<range R>
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// using range_rvalue_reference_t = iter_rvalue_reference_t<iterator_t<R>>;
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#include <ranges>
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#include <concepts>
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#include "test_iterators.h"
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#include "test_range.h"
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static_assert(std::same_as<std::ranges::range_difference_t<test_range<cpp20_input_iterator> >, std::iter_difference_t<int*> >);
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static_assert(std::same_as<std::ranges::range_value_t<test_range<cpp20_input_iterator> >, std::iter_value_t<int*> >);
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static_assert(std::same_as<std::ranges::range_reference_t<test_range<cpp20_input_iterator> >, std::iter_reference_t<int*> >);
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static_assert(std::same_as<std::ranges::range_rvalue_reference_t<test_range<cpp20_input_iterator> >, std::iter_rvalue_reference_t<int*> >);
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