1349cc55cSDimitry Andric // -*- C++ -*- 2349cc55cSDimitry Andric //===----------------------------------------------------------------------===// 3349cc55cSDimitry Andric // 4349cc55cSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5349cc55cSDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 6349cc55cSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7349cc55cSDimitry Andric // 8349cc55cSDimitry Andric //===----------------------------------------------------------------------===// 9349cc55cSDimitry Andric 10349cc55cSDimitry Andric #ifndef _LIBCPP___CHARCONV_FROM_CHARS_RESULT_H 11349cc55cSDimitry Andric #define _LIBCPP___CHARCONV_FROM_CHARS_RESULT_H 12349cc55cSDimitry Andric 13349cc55cSDimitry Andric #include <__config> 1406c3fb27SDimitry Andric #include <__system_error/errc.h> 15349cc55cSDimitry Andric 16349cc55cSDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 17349cc55cSDimitry Andric # pragma GCC system_header 18349cc55cSDimitry Andric #endif 19349cc55cSDimitry Andric 20349cc55cSDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD 21349cc55cSDimitry Andric 2206c3fb27SDimitry Andric #if _LIBCPP_STD_VER >= 17 23349cc55cSDimitry Andric 2406c3fb27SDimitry Andric struct _LIBCPP_EXPORTED_FROM_ABI from_chars_result { 25349cc55cSDimitry Andric const char* ptr; 26349cc55cSDimitry Andric errc ec; 2706c3fb27SDimitry Andric # if _LIBCPP_STD_VER >= 20 28349cc55cSDimitry Andric _LIBCPP_HIDE_FROM_ABI friend bool operator==(const from_chars_result&, const from_chars_result&) = default; 29349cc55cSDimitry Andric # endif 30*5f757f3fSDimitry Andric # if _LIBCPP_STD_VER >= 26 31*5f757f3fSDimitry Andric _LIBCPP_HIDE_FROM_ABI constexpr explicit operator bool() const noexcept { return ec == errc{}; } 32*5f757f3fSDimitry Andric # endif 33349cc55cSDimitry Andric }; 34349cc55cSDimitry Andric 3506c3fb27SDimitry Andric #endif // _LIBCPP_STD_VER >= 17 36349cc55cSDimitry Andric 37349cc55cSDimitry Andric _LIBCPP_END_NAMESPACE_STD 38349cc55cSDimitry Andric 39349cc55cSDimitry Andric #endif // _LIBCPP___CHARCONV_FROM_CHARS_RESULT_H 40