xref: /freebsd-src/contrib/llvm-project/libcxx/include/__numeric/iota.h (revision 4824e7fd18a1223177218d4aec1b3c6c5c4a444e)
1*4824e7fdSDimitry Andric // -*- C++ -*-
2*4824e7fdSDimitry Andric //===----------------------------------------------------------------------===//
3*4824e7fdSDimitry Andric //
4*4824e7fdSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5*4824e7fdSDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
6*4824e7fdSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7*4824e7fdSDimitry Andric //
8*4824e7fdSDimitry Andric //===----------------------------------------------------------------------===//
9*4824e7fdSDimitry Andric 
10*4824e7fdSDimitry Andric #ifndef _LIBCPP___NUMERIC_IOTA_H
11*4824e7fdSDimitry Andric #define _LIBCPP___NUMERIC_IOTA_H
12*4824e7fdSDimitry Andric 
13*4824e7fdSDimitry Andric #include <__config>
14*4824e7fdSDimitry Andric 
15*4824e7fdSDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
16*4824e7fdSDimitry Andric #  pragma GCC system_header
17*4824e7fdSDimitry Andric #endif
18*4824e7fdSDimitry Andric 
19*4824e7fdSDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD
20*4824e7fdSDimitry Andric 
21*4824e7fdSDimitry Andric template <class _ForwardIterator, class _Tp>
22*4824e7fdSDimitry Andric _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17
23*4824e7fdSDimitry Andric void
24*4824e7fdSDimitry Andric iota(_ForwardIterator __first, _ForwardIterator __last, _Tp __value_)
25*4824e7fdSDimitry Andric {
26*4824e7fdSDimitry Andric     for (; __first != __last; ++__first, (void) ++__value_)
27*4824e7fdSDimitry Andric         *__first = __value_;
28*4824e7fdSDimitry Andric }
29*4824e7fdSDimitry Andric 
30*4824e7fdSDimitry Andric _LIBCPP_END_NAMESPACE_STD
31*4824e7fdSDimitry Andric 
32*4824e7fdSDimitry Andric #endif // _LIBCPP___NUMERIC_IOTA_H
33