1*4bdff4beSrobert //===----------------------------------------------------------------------===// 2*4bdff4beSrobert // 3*4bdff4beSrobert // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*4bdff4beSrobert // See https://llvm.org/LICENSE.txt for license information. 5*4bdff4beSrobert // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*4bdff4beSrobert // 7*4bdff4beSrobert //===----------------------------------------------------------------------===// 8*4bdff4beSrobert 9*4bdff4beSrobert #ifndef _LIBCPP___RANDOM_IS_SEED_SEQUENCE_H 10*4bdff4beSrobert #define _LIBCPP___RANDOM_IS_SEED_SEQUENCE_H 11*4bdff4beSrobert 12*4bdff4beSrobert #include <__config> 13*4bdff4beSrobert #include <type_traits> 14*4bdff4beSrobert 15*4bdff4beSrobert #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 16*4bdff4beSrobert # pragma GCC system_header 17*4bdff4beSrobert #endif 18*4bdff4beSrobert 19*4bdff4beSrobert _LIBCPP_BEGIN_NAMESPACE_STD 20*4bdff4beSrobert 21*4bdff4beSrobert template <class _Sseq, class _Engine> 22*4bdff4beSrobert struct __is_seed_sequence 23*4bdff4beSrobert { 24*4bdff4beSrobert static _LIBCPP_CONSTEXPR const bool value = 25*4bdff4beSrobert !is_convertible<_Sseq, typename _Engine::result_type>::value && 26*4bdff4beSrobert !is_same<__remove_cv_t<_Sseq>, _Engine>::value; 27*4bdff4beSrobert }; 28*4bdff4beSrobert 29*4bdff4beSrobert _LIBCPP_END_NAMESPACE_STD 30*4bdff4beSrobert 31*4bdff4beSrobert #endif // _LIBCPP___RANDOM_IS_SEED_SEQUENCE_H 32