1e5d2d3eaSMark de Wever // -*- C++ -*- 2e5d2d3eaSMark de Wever //===----------------------------------------------------------------------===// 3e5d2d3eaSMark de Wever // 4e5d2d3eaSMark de Wever // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5e5d2d3eaSMark de Wever // See https://llvm.org/LICENSE.txt for license information. 6e5d2d3eaSMark de Wever // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7e5d2d3eaSMark de Wever // 8e5d2d3eaSMark de Wever //===----------------------------------------------------------------------===// 9e5d2d3eaSMark de Wever 10e5d2d3eaSMark de Wever #ifndef _LIBCPP___CHRONO_STATICALLY_WIDEN_H 11e5d2d3eaSMark de Wever #define _LIBCPP___CHRONO_STATICALLY_WIDEN_H 12e5d2d3eaSMark de Wever 13e5d2d3eaSMark de Wever // Implements the STATICALLY-WIDEN exposition-only function. ([time.general]/2) 14e5d2d3eaSMark de Wever 15e5d2d3eaSMark de Wever #include <__concepts/same_as.h> 16e5d2d3eaSMark de Wever #include <__config> 17e5d2d3eaSMark de Wever #include <__format/concepts.h> 18e5d2d3eaSMark de Wever 19e5d2d3eaSMark de Wever #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 20e5d2d3eaSMark de Wever # pragma GCC system_header 21e5d2d3eaSMark de Wever #endif 22e5d2d3eaSMark de Wever 23e5d2d3eaSMark de Wever _LIBCPP_BEGIN_NAMESPACE_STD 24e5d2d3eaSMark de Wever 254f15267dSNikolas Klauser #if _LIBCPP_STD_VER >= 20 26e5d2d3eaSMark de Wever 27*c6f3b7bcSNikolas Klauser # if _LIBCPP_HAS_WIDE_CHARACTERS 28e5d2d3eaSMark de Wever template <__fmt_char_type _CharT> 29eb6e13cbSMark de Wever _LIBCPP_HIDE_FROM_ABI constexpr const _CharT* __statically_widen(const char* __str, const wchar_t* __wstr) { 30e5d2d3eaSMark de Wever if constexpr (same_as<_CharT, char>) 31e5d2d3eaSMark de Wever return __str; 32e5d2d3eaSMark de Wever else 33e5d2d3eaSMark de Wever return __wstr; 34e5d2d3eaSMark de Wever } 35e5d2d3eaSMark de Wever # define _LIBCPP_STATICALLY_WIDEN(_CharT, __str) ::std::__statically_widen<_CharT>(__str, L##__str) 36*c6f3b7bcSNikolas Klauser # else // _LIBCPP_HAS_WIDE_CHARACTERS 37e5d2d3eaSMark de Wever 38e5d2d3eaSMark de Wever // Without this indirection the unit test test/libcxx/modules_include.sh.cpp 39e5d2d3eaSMark de Wever // fails for the CI build "No wide characters". This seems like a bug. 40e5d2d3eaSMark de Wever // TODO FMT investigate why this is needed. 41e5d2d3eaSMark de Wever template <__fmt_char_type _CharT> 42eb6e13cbSMark de Wever _LIBCPP_HIDE_FROM_ABI constexpr const _CharT* __statically_widen(const char* __str) { 43e5d2d3eaSMark de Wever return __str; 44e5d2d3eaSMark de Wever } 45e5d2d3eaSMark de Wever # define _LIBCPP_STATICALLY_WIDEN(_CharT, __str) ::std::__statically_widen<_CharT>(__str) 46*c6f3b7bcSNikolas Klauser # endif // _LIBCPP_HAS_WIDE_CHARACTERS 47e5d2d3eaSMark de Wever 484f15267dSNikolas Klauser #endif // _LIBCPP_STD_VER >= 20 49e5d2d3eaSMark de Wever 50e5d2d3eaSMark de Wever _LIBCPP_END_NAMESPACE_STD 51e5d2d3eaSMark de Wever 52e5d2d3eaSMark de Wever #endif // _LIBCPP___CHRONO_STATICALLY_WIDEN_H 53