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- //===----------------------------------------------------------------------===//
- //
- // 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/is_convertible.h>
- #include <__type_traits/is_same.h>
- #include <__type_traits/remove_cv.h>
- #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<__remove_cv_t<_Sseq>, _Engine>::value;
- };
- _LIBCPP_END_NAMESPACE_STD
- #endif // _LIBCPP___RANDOM_IS_SEED_SEQUENCE_H
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