iota.h 917 B

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  1. // -*- C++ -*-
  2. //===----------------------------------------------------------------------===//
  3. //
  4. // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  5. // See https://llvm.org/LICENSE.txt for license information.
  6. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  7. //
  8. //===----------------------------------------------------------------------===//
  9. #ifndef _LIBCPP___NUMERIC_IOTA_H
  10. #define _LIBCPP___NUMERIC_IOTA_H
  11. #include <__config>
  12. #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
  13. # pragma GCC system_header
  14. #endif
  15. _LIBCPP_BEGIN_NAMESPACE_STD
  16. template <class _ForwardIterator, class _Tp>
  17. _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_SINCE_CXX20
  18. void
  19. iota(_ForwardIterator __first, _ForwardIterator __last, _Tp __value)
  20. {
  21. for (; __first != __last; ++__first, (void) ++__value)
  22. *__first = __value;
  23. }
  24. _LIBCPP_END_NAMESPACE_STD
  25. #endif // _LIBCPP___NUMERIC_IOTA_H