62 lines · c
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-exception7//8//===----------------------------------------------------------------------===//9 10#ifndef _LIBCPP___CHARCONV_CHARS_FORMAT_H11#define _LIBCPP___CHARCONV_CHARS_FORMAT_H12 13#include <__config>14#include <__utility/to_underlying.h>15 16#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)17# pragma GCC system_header18#endif19 20_LIBCPP_BEGIN_NAMESPACE_STD21 22#if _LIBCPP_STD_VER >= 1723 24enum class chars_format { scientific = 0x1, fixed = 0x2, hex = 0x4, general = fixed | scientific };25 26inline _LIBCPP_HIDE_FROM_ABI constexpr chars_format operator~(chars_format __x) {27 return chars_format(~std::__to_underlying(__x));28}29 30inline _LIBCPP_HIDE_FROM_ABI constexpr chars_format operator&(chars_format __x, chars_format __y) {31 return chars_format(std::__to_underlying(__x) & std::__to_underlying(__y));32}33 34inline _LIBCPP_HIDE_FROM_ABI constexpr chars_format operator|(chars_format __x, chars_format __y) {35 return chars_format(std::__to_underlying(__x) | std::__to_underlying(__y));36}37 38inline _LIBCPP_HIDE_FROM_ABI constexpr chars_format operator^(chars_format __x, chars_format __y) {39 return chars_format(std::__to_underlying(__x) ^ std::__to_underlying(__y));40}41 42inline _LIBCPP_HIDE_FROM_ABI constexpr chars_format& operator&=(chars_format& __x, chars_format __y) {43 __x = __x & __y;44 return __x;45}46 47inline _LIBCPP_HIDE_FROM_ABI constexpr chars_format& operator|=(chars_format& __x, chars_format __y) {48 __x = __x | __y;49 return __x;50}51 52inline _LIBCPP_HIDE_FROM_ABI constexpr chars_format& operator^=(chars_format& __x, chars_format __y) {53 __x = __x ^ __y;54 return __x;55}56 57#endif // _LIBCPP_STD_VER >= 1758 59_LIBCPP_END_NAMESPACE_STD60 61#endif // _LIBCPP___CHARCONV_CHARS_FORMAT_H62