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-exception 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef _LIBCPP___CHARCONV_CHARS_FORMAT_H 11 #define _LIBCPP___CHARCONV_CHARS_FORMAT_H 12 13 #include <__config> 14 #include <__utility/to_underlying.h> 15 16 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 17 # pragma GCC system_header 18 #endif 19 20 _LIBCPP_BEGIN_NAMESPACE_STD 21 22 #if _LIBCPP_STD_VER >= 17 23 24 enum class chars_format { scientific = 0x1, fixed = 0x2, hex = 0x4, general = fixed | scientific }; 25 26 inline _LIBCPP_HIDE_FROM_ABI constexpr chars_format operator~(chars_format __x) { 27 return chars_format(~std::__to_underlying(__x)); 28 } 29 30 inline _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 34 inline _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 38 inline _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 42 inline _LIBCPP_HIDE_FROM_ABI constexpr chars_format& operator&=(chars_format& __x, chars_format __y) { 43 __x = __x & __y; 44 return __x; 45 } 46 47 inline _LIBCPP_HIDE_FROM_ABI constexpr chars_format& operator|=(chars_format& __x, chars_format __y) { 48 __x = __x | __y; 49 return __x; 50 } 51 52 inline _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 >= 17 58 59 _LIBCPP_END_NAMESPACE_STD 60 61 #endif // _LIBCPP___CHARCONV_CHARS_FORMAT_H 62