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06ee65af9e
release/18.x branch, commit 78b99c73ee4b96fe9ce0e294d4632326afb2db42 This adds the flag `-D_LIBCPP_HARDENING_MODE` which is determined based on the Zig optimization mode. This commit also fixes libunwind, libcxx, and libcxxabi to properly report sub compilation errors.
73 lines
2.3 KiB
C++
Vendored
73 lines
2.3 KiB
C++
Vendored
//===----------------------------------------------------------------------===//
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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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#ifndef _LIBCPP___ALGORITHM_RANGES_SHUFFLE_H
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#define _LIBCPP___ALGORITHM_RANGES_SHUFFLE_H
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#include <__algorithm/iterator_operations.h>
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#include <__algorithm/shuffle.h>
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#include <__algorithm/uniform_random_bit_generator_adaptor.h>
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#include <__config>
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#include <__functional/invoke.h>
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#include <__functional/ranges_operations.h>
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#include <__iterator/concepts.h>
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#include <__iterator/iterator_traits.h>
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#include <__iterator/next.h>
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#include <__iterator/permutable.h>
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#include <__random/uniform_random_bit_generator.h>
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#include <__ranges/access.h>
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#include <__ranges/concepts.h>
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#include <__ranges/dangling.h>
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#include <__type_traits/remove_reference.h>
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#include <__utility/forward.h>
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#include <__utility/move.h>
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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# pragma GCC system_header
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#endif
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_LIBCPP_PUSH_MACROS
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#include <__undef_macros>
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#if _LIBCPP_STD_VER >= 20
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_LIBCPP_BEGIN_NAMESPACE_STD
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namespace ranges {
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namespace __shuffle {
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struct __fn {
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template <random_access_iterator _Iter, sentinel_for<_Iter> _Sent, class _Gen>
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requires permutable<_Iter> && uniform_random_bit_generator<remove_reference_t<_Gen>>
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_LIBCPP_HIDE_FROM_ABI _Iter operator()(_Iter __first, _Sent __last, _Gen&& __gen) const {
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_ClassicGenAdaptor<_Gen> __adapted_gen(__gen);
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return std::__shuffle<_RangeAlgPolicy>(std::move(__first), std::move(__last), __adapted_gen);
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}
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template <random_access_range _Range, class _Gen>
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requires permutable<iterator_t<_Range>> && uniform_random_bit_generator<remove_reference_t<_Gen>>
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_LIBCPP_HIDE_FROM_ABI borrowed_iterator_t<_Range> operator()(_Range&& __range, _Gen&& __gen) const {
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return (*this)(ranges::begin(__range), ranges::end(__range), std::forward<_Gen>(__gen));
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}
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};
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} // namespace __shuffle
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inline namespace __cpo {
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inline constexpr auto shuffle = __shuffle::__fn{};
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} // namespace __cpo
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} // namespace ranges
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_LIBCPP_END_NAMESPACE_STD
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#endif // _LIBCPP_STD_VER >= 20
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_LIBCPP_POP_MACROS
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#endif // _LIBCPP___ALGORITHM_RANGES_SHUFFLE_H
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