mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-06-02 10:42:27 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Upgrade to 2022-era LLVM LIBCXX

Browse source
This commit is contained in:
Justine Tunney 2024-05-27 02:12:27 -07:00
parent 2f4ca71f26
commit 8e68384e15
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
2078 changed files with 165657 additions and 65010 deletions
Download patch file Download diff file Expand all files Collapse all files

72
third_party/libcxx/__numeric/adjacent_difference.h vendored Normal file
View file

@ -0,0 +1,72 @@
// -*- 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___NUMERIC_ADJACENT_DIFFERENCE_H
#define _LIBCPP___NUMERIC_ADJACENT_DIFFERENCE_H
#include <__config>
#include <__iterator/iterator_traits.h>
#include <__utility/move.h>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
template <class _InputIterator, class _OutputIterator>
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_SINCE_CXX20
_OutputIterator
adjacent_difference(_InputIterator __first, _InputIterator __last, _OutputIterator __result)
{
if (__first != __last)
{
typename iterator_traits<_InputIterator>::value_type __acc(*__first);
*__result = __acc;
for (++__first, (void) ++__result; __first != __last; ++__first, (void) ++__result)
{
typename iterator_traits<_InputIterator>::value_type __val(*__first);
#if _LIBCPP_STD_VER >= 20
*__result = __val - _VSTD::move(__acc);
#else
*__result = __val - __acc;
#endif
__acc = _VSTD::move(__val);
}
}
return __result;
}
template <class _InputIterator, class _OutputIterator, class _BinaryOperation>
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_SINCE_CXX20
_OutputIterator
adjacent_difference(_InputIterator __first, _InputIterator __last, _OutputIterator __result,
_BinaryOperation __binary_op)
{
if (__first != __last)
{
typename iterator_traits<_InputIterator>::value_type __acc(*__first);
*__result = __acc;
for (++__first, (void) ++__result; __first != __last; ++__first, (void) ++__result)
{
typename iterator_traits<_InputIterator>::value_type __val(*__first);
#if _LIBCPP_STD_VER >= 20
*__result = __binary_op(__val, _VSTD::move(__acc));
#else
*__result = __binary_op(__val, __acc);
#endif
__acc = _VSTD::move(__val);
}
}
return __result;
}
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP___NUMERIC_ADJACENT_DIFFERENCE_H