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| 1 | //===----------------------------------------------------------------------===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #ifndef _LIBCPP___CXX03___LIBCXX_DEBUG_RANDOMIZE_RANGE_H |
| 10 | #define _LIBCPP___CXX03___LIBCXX_DEBUG_RANDOMIZE_RANGE_H |
| 11 | |
| 12 | #include <__cxx03/__config> |
| 13 | |
| 14 | #ifdef _LIBCPP_DEBUG_RANDOMIZE_UNSPECIFIED_STABILITY |
| 15 | # include <__cxx03/__algorithm/shuffle.h> |
| 16 | # include <__cxx03/__type_traits/is_constant_evaluated.h> |
| 17 | #endif |
| 18 | |
| 19 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| 20 | # pragma GCC system_header |
| 21 | #endif |
| 22 | |
| 23 | _LIBCPP_BEGIN_NAMESPACE_STD |
| 24 | |
| 25 | template <class _AlgPolicy, class _Iterator, class _Sentinel> |
| 26 | _LIBCPP_HIDE_FROM_ABI void __debug_randomize_range(_Iterator __first, _Sentinel __last) { |
| 27 | #ifdef _LIBCPP_DEBUG_RANDOMIZE_UNSPECIFIED_STABILITY |
| 28 | # error Support for unspecified stability is only for C++11 and higher |
| 29 | |
| 30 | if (!__libcpp_is_constant_evaluated()) |
| 31 | std::__shuffle<_AlgPolicy>(__first, __last, __libcpp_debug_randomizer()); |
| 32 | #else |
| 33 | (void)__first; |
| 34 | (void)__last; |
| 35 | #endif |
| 36 | } |
| 37 | |
| 38 | _LIBCPP_END_NAMESPACE_STD |
| 39 | |
| 40 | #endif // _LIBCPP___CXX03___LIBCXX_DEBUG_RANDOMIZE_RANGE_H |
| 41 |
Warning: This file is not a C or C++ file. It does not have highlighting.