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
39 lines
1.5 KiB
C++
39 lines
1.5 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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// span
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#include <span>
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#include <concepts>
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#include <ranges>
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using range = std::span<int>;
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static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
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static_assert(std::ranges::common_range<range>);
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static_assert(std::ranges::random_access_range<range>);
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static_assert(std::ranges::contiguous_range<range>);
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static_assert(std::ranges::view<range> && std::ranges::enable_view<range>);
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static_assert(std::ranges::sized_range<range>);
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static_assert(std::ranges::borrowed_range<range>);
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static_assert(std::ranges::viewable_range<range>);
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static_assert(std::same_as<std::ranges::iterator_t<range const>, range::iterator>);
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static_assert(std::ranges::common_range<range const>);
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static_assert(std::ranges::random_access_range<range const>);
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static_assert(std::ranges::contiguous_range<range const>);
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static_assert(!std::ranges::view<range const> && !std::ranges::enable_view<range const>);
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static_assert(std::ranges::sized_range<range const>);
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static_assert(std::ranges::borrowed_range<range const>);
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static_assert(std::ranges::viewable_range<range const>);
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