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
10 #ifndef _LIBCPP___CXX03___NUMERIC_ACCUMULATE_H
11 #define _LIBCPP___CXX03___NUMERIC_ACCUMULATE_H
12
13 #include <__cxx03/__config>
14 #include <__cxx03/__utility/move.h>
15
16 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
17 # pragma GCC system_header
18 #endif
19
20 _LIBCPP_PUSH_MACROS
21 #include <__cxx03/__undef_macros>
22
23 _LIBCPP_BEGIN_NAMESPACE_STD
24
25 template <class _InputIterator, class _Tp>
accumulate(_InputIterator __first,_InputIterator __last,_Tp __init)26 _LIBCPP_HIDE_FROM_ABI _Tp accumulate(_InputIterator __first, _InputIterator __last, _Tp __init) {
27 for (; __first != __last; ++__first)
28 __init = __init + *__first;
29 return __init;
30 }
31
32 template <class _InputIterator, class _Tp, class _BinaryOperation>
33 _LIBCPP_HIDE_FROM_ABI _Tp
accumulate(_InputIterator __first,_InputIterator __last,_Tp __init,_BinaryOperation __binary_op)34 accumulate(_InputIterator __first, _InputIterator __last, _Tp __init, _BinaryOperation __binary_op) {
35 for (; __first != __last; ++__first)
36 __init = __binary_op(__init, *__first);
37 return __init;
38 }
39
40 _LIBCPP_END_NAMESPACE_STD
41
42 _LIBCPP_POP_MACROS
43
44 #endif // _LIBCPP___CXX03___NUMERIC_ACCUMULATE_H
45