| //===----------------------------------------------------------------------===// |
| // |
| // 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_MIN_ELEMENT_H |
| #define _LIBCPP___ALGORITHM_MIN_ELEMENT_H |
| |
| #include <__config> |
| #include <__algorithm/comp.h> |
| #include <__iterator/iterator_traits.h> |
| |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| #pragma GCC system_header |
| #endif |
| |
| _LIBCPP_BEGIN_NAMESPACE_STD |
| |
| template <class _ForwardIterator, class _Compare> |
| _LIBCPP_NODISCARD_EXT inline |
| _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11 |
| _ForwardIterator |
| min_element(_ForwardIterator __first, _ForwardIterator __last, _Compare __comp) |
| { |
| static_assert(__is_cpp17_forward_iterator<_ForwardIterator>::value, |
| "std::min_element requires a ForwardIterator"); |
| if (__first != __last) |
| { |
| _ForwardIterator __i = __first; |
| while (++__i != __last) |
| if (__comp(*__i, *__first)) |
| __first = __i; |
| } |
| return __first; |
| } |
| |
| template <class _ForwardIterator> |
| _LIBCPP_NODISCARD_EXT inline |
| _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX11 |
| _ForwardIterator |
| min_element(_ForwardIterator __first, _ForwardIterator __last) |
| { |
| return _VSTD::min_element(__first, __last, |
| __less<typename iterator_traits<_ForwardIterator>::value_type>()); |
| } |
| |
| _LIBCPP_END_NAMESPACE_STD |
| |
| #endif // _LIBCPP___ALGORITHM_MIN_ELEMENT_H |
