| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _LIBCPP___RANDOM_IS_SEED_SEQUENCE_H |
| #define _LIBCPP___RANDOM_IS_SEED_SEQUENCE_H |
| |
| #include <__config> |
| #include <type_traits> |
| |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| #pragma GCC system_header |
| #endif |
| |
| _LIBCPP_BEGIN_NAMESPACE_STD |
| |
| template <class _Sseq, class _Engine> |
| struct __is_seed_sequence |
| { |
| static _LIBCPP_CONSTEXPR const bool value = |
| !is_convertible<_Sseq, typename _Engine::result_type>::value && |
| !is_same<typename remove_cv<_Sseq>::type, _Engine>::value; |
| }; |
| |
| _LIBCPP_END_NAMESPACE_STD |
| |
| #endif // _LIBCPP___RANDOM_IS_SEED_SEQUENCE_H |