1e78f53d1SNikolas Klauser //===----------------------------------------------------------------------===// 2e78f53d1SNikolas Klauser // 3e78f53d1SNikolas Klauser // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4e78f53d1SNikolas Klauser // See https://llvm.org/LICENSE.txt for license information. 5e78f53d1SNikolas Klauser // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6e78f53d1SNikolas Klauser // 7e78f53d1SNikolas Klauser //===----------------------------------------------------------------------===// 8e78f53d1SNikolas Klauser 9*ce777190SNikolas Klauser #ifndef _LIBCPP___CXX03___ALGORITHM_MAX_H 10*ce777190SNikolas Klauser #define _LIBCPP___CXX03___ALGORITHM_MAX_H 11e78f53d1SNikolas Klauser 1273fbae83SNikolas Klauser #include <__cxx03/__algorithm/comp.h> 1373fbae83SNikolas Klauser #include <__cxx03/__algorithm/comp_ref_type.h> 1473fbae83SNikolas Klauser #include <__cxx03/__algorithm/max_element.h> 1573fbae83SNikolas Klauser #include <__cxx03/__config> 1673fbae83SNikolas Klauser #include <__cxx03/initializer_list> 17e78f53d1SNikolas Klauser 18e78f53d1SNikolas Klauser #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 19e78f53d1SNikolas Klauser # pragma GCC system_header 20e78f53d1SNikolas Klauser #endif 21e78f53d1SNikolas Klauser 22e78f53d1SNikolas Klauser _LIBCPP_PUSH_MACROS 2373fbae83SNikolas Klauser #include <__cxx03/__undef_macros> 24e78f53d1SNikolas Klauser 25e78f53d1SNikolas Klauser _LIBCPP_BEGIN_NAMESPACE_STD 26e78f53d1SNikolas Klauser 27e78f53d1SNikolas Klauser template <class _Tp, class _Compare> 28e78f53d1SNikolas Klauser _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 const _Tp& 29e78f53d1SNikolas Klauser max(_LIBCPP_LIFETIMEBOUND const _Tp& __a, _LIBCPP_LIFETIMEBOUND const _Tp& __b, _Compare __comp) { 30e78f53d1SNikolas Klauser return __comp(__a, __b) ? __b : __a; 31e78f53d1SNikolas Klauser } 32e78f53d1SNikolas Klauser 33e78f53d1SNikolas Klauser template <class _Tp> 34e78f53d1SNikolas Klauser _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 const _Tp& 35e78f53d1SNikolas Klauser max(_LIBCPP_LIFETIMEBOUND const _Tp& __a, _LIBCPP_LIFETIMEBOUND const _Tp& __b) { 36e78f53d1SNikolas Klauser return std::max(__a, __b, __less<>()); 37e78f53d1SNikolas Klauser } 38e78f53d1SNikolas Klauser 39e78f53d1SNikolas Klauser #ifndef _LIBCPP_CXX03_LANG 40e78f53d1SNikolas Klauser 41e78f53d1SNikolas Klauser template <class _Tp, class _Compare> 42e78f53d1SNikolas Klauser _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 _Tp 43e78f53d1SNikolas Klauser max(initializer_list<_Tp> __t, _Compare __comp) { 44e78f53d1SNikolas Klauser return *std::__max_element<__comp_ref_type<_Compare> >(__t.begin(), __t.end(), __comp); 45e78f53d1SNikolas Klauser } 46e78f53d1SNikolas Klauser 47e78f53d1SNikolas Klauser template <class _Tp> 48e78f53d1SNikolas Klauser _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 _Tp max(initializer_list<_Tp> __t) { 49e78f53d1SNikolas Klauser return *std::max_element(__t.begin(), __t.end(), __less<>()); 50e78f53d1SNikolas Klauser } 51e78f53d1SNikolas Klauser 52e78f53d1SNikolas Klauser #endif // _LIBCPP_CXX03_LANG 53e78f53d1SNikolas Klauser 54e78f53d1SNikolas Klauser _LIBCPP_END_NAMESPACE_STD 55e78f53d1SNikolas Klauser 56e78f53d1SNikolas Klauser _LIBCPP_POP_MACROS 57e78f53d1SNikolas Klauser 58*ce777190SNikolas Klauser #endif // _LIBCPP___CXX03___ALGORITHM_MAX_H 59