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___CONFIGURATION_COMPILER_H 11 #define _LIBCPP___CONFIGURATION_COMPILER_H 12 13 #include <__config_site> 14 15 #ifndef _LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER 16 # pragma GCC system_header 17 #endif 18 19 #if defined(__apple_build_version__) 20 // Given AppleClang XX.Y.Z, _LIBCPP_APPLE_CLANG_VER is XXYZ (e.g. AppleClang 14.0.3 => 1403) 21 # define _LIBCPP_COMPILER_CLANG_BASED 22 # define _LIBCPP_APPLE_CLANG_VER (__apple_build_version__ / 10000) 23 #elif defined(__clang__) 24 # define _LIBCPP_COMPILER_CLANG_BASED 25 # define _LIBCPP_CLANG_VER (__clang_major__ * 100 + __clang_minor__) 26 #elif defined(__GNUC__) 27 # define _LIBCPP_COMPILER_GCC 28 # define _LIBCPP_GCC_VER (__GNUC__ * 100 + __GNUC_MINOR__) 29 #endif 30 31 #ifdef __cplusplus 32 33 // Warn if a compiler version is used that is not supported anymore 34 // LLVM RELEASE Update the minimum compiler versions 35 #if defined(_LIBCPP_ENABLE_COMPILER_VERSION_CHECKS) // FreeBSD customization 36 # if defined(_LIBCPP_CLANG_VER) 37 # if _LIBCPP_CLANG_VER < 1700 38 # warning "Libc++ only supports Clang 17 and later" 39 # endif 40 # elif defined(_LIBCPP_APPLE_CLANG_VER) 41 # if _LIBCPP_APPLE_CLANG_VER < 1500 42 # warning "Libc++ only supports AppleClang 15 and later" 43 # endif 44 # elif defined(_LIBCPP_GCC_VER) 45 # if _LIBCPP_GCC_VER < 1400 46 # warning "Libc++ only supports GCC 14 and later" 47 # endif 48 # endif 49 #endif // _LIBCPP_ENABLE_COMPILER_VERSION_CHECKS 50 51 #endif 52 53 #endif // _LIBCPP___CONFIGURATION_COMPILER_H 54