diff options
Diffstat (limited to 'contrib/llvm-project/libcxx/include/__algorithm/min.h')
-rw-r--r-- | contrib/llvm-project/libcxx/include/__algorithm/min.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/contrib/llvm-project/libcxx/include/__algorithm/min.h b/contrib/llvm-project/libcxx/include/__algorithm/min.h new file mode 100644 index 000000000000..3c0debd6b046 --- /dev/null +++ b/contrib/llvm-project/libcxx/include/__algorithm/min.h @@ -0,0 +1,71 @@ +//===----------------------------------------------------------------------===// +// +// 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_H +#define _LIBCPP___ALGORITHM_MIN_H + +#include <__algorithm/comp.h> +#include <__algorithm/comp_ref_type.h> +#include <__algorithm/min_element.h> +#include <__config> +#include <initializer_list> + +#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) +# pragma GCC system_header +#endif + +_LIBCPP_PUSH_MACROS +#include <__undef_macros> + +_LIBCPP_BEGIN_NAMESPACE_STD + +template <class _Tp, class _Compare> +_LIBCPP_NODISCARD_EXT inline +_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_SINCE_CXX14 +const _Tp& +min(_LIBCPP_LIFETIMEBOUND const _Tp& __a, _LIBCPP_LIFETIMEBOUND const _Tp& __b, _Compare __comp) +{ + return __comp(__b, __a) ? __b : __a; +} + +template <class _Tp> +_LIBCPP_NODISCARD_EXT inline +_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_SINCE_CXX14 +const _Tp& +min(_LIBCPP_LIFETIMEBOUND const _Tp& __a, _LIBCPP_LIFETIMEBOUND const _Tp& __b) +{ + return _VSTD::min(__a, __b, __less<>()); +} + +#ifndef _LIBCPP_CXX03_LANG + +template<class _Tp, class _Compare> +_LIBCPP_NODISCARD_EXT inline +_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_SINCE_CXX14 +_Tp +min(initializer_list<_Tp> __t, _Compare __comp) +{ + return *_VSTD::__min_element<__comp_ref_type<_Compare> >(__t.begin(), __t.end(), __comp); +} + +template<class _Tp> +_LIBCPP_NODISCARD_EXT inline +_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_SINCE_CXX14 +_Tp +min(initializer_list<_Tp> __t) +{ + return *_VSTD::min_element(__t.begin(), __t.end(), __less<>()); +} + +#endif // _LIBCPP_CXX03_LANG + +_LIBCPP_END_NAMESPACE_STD + +_LIBCPP_POP_MACROS + +#endif // _LIBCPP___ALGORITHM_MIN_H |