// -*- C++ -*- //===----------------------------------------------------------------------===// // // 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___ALGORITHM_FOR_EACH_N_H #define _LIBCPP___ALGORITHM_FOR_EACH_N_H #include <__config> #include <__utility/convert_to_integral.h> #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) # pragma GCC system_header #endif _LIBCPP_BEGIN_NAMESPACE_STD #if _LIBCPP_STD_VER >= 17 template inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _InputIterator for_each_n(_InputIterator __first, _Size __orig_n, _Function __f) { typedef decltype(std::__convert_to_integral(__orig_n)) _IntegralSize; _IntegralSize __n = __orig_n; while (__n > 0) { __f(*__first); ++__first; --__n; } return __first; } #endif _LIBCPP_END_NAMESPACE_STD #endif // _LIBCPP___ALGORITHM_FOR_EACH_N_H