xref: /llvm-project/libcxx/include/__cxx03/__configuration/compiler.h (revision b9a2658a3e8bd13b0f9e7a8a440832a95b377216)
1e78f53d1SNikolas Klauser // -*- C++ -*-
2e78f53d1SNikolas Klauser //===----------------------------------------------------------------------===//
3e78f53d1SNikolas Klauser //
4e78f53d1SNikolas Klauser // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5e78f53d1SNikolas Klauser // See https://llvm.org/LICENSE.txt for license information.
6e78f53d1SNikolas Klauser // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7e78f53d1SNikolas Klauser //
8e78f53d1SNikolas Klauser //===----------------------------------------------------------------------===//
9e78f53d1SNikolas Klauser 
10ce777190SNikolas Klauser #ifndef _LIBCPP___CXX03___CONFIGURATION_COMPILER_H
11ce777190SNikolas Klauser #define _LIBCPP___CXX03___CONFIGURATION_COMPILER_H
12e78f53d1SNikolas Klauser 
13*b9a2658aSNikolas Klauser #include <__cxx03/__configuration/config_site_shim.h>
14e78f53d1SNikolas Klauser 
15e78f53d1SNikolas Klauser #ifndef _LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER
16e78f53d1SNikolas Klauser #  pragma GCC system_header
17e78f53d1SNikolas Klauser #endif
18e78f53d1SNikolas Klauser 
19e78f53d1SNikolas Klauser #if defined(__apple_build_version__)
20e78f53d1SNikolas Klauser // Given AppleClang XX.Y.Z, _LIBCPP_APPLE_CLANG_VER is XXYZ (e.g. AppleClang 14.0.3 => 1403)
21e78f53d1SNikolas Klauser #  define _LIBCPP_COMPILER_CLANG_BASED
22e78f53d1SNikolas Klauser #  define _LIBCPP_APPLE_CLANG_VER (__apple_build_version__ / 10000)
23e78f53d1SNikolas Klauser #elif defined(__clang__)
24e78f53d1SNikolas Klauser #  define _LIBCPP_COMPILER_CLANG_BASED
25e78f53d1SNikolas Klauser #  define _LIBCPP_CLANG_VER (__clang_major__ * 100 + __clang_minor__)
26e78f53d1SNikolas Klauser #elif defined(__GNUC__)
27e78f53d1SNikolas Klauser #  define _LIBCPP_COMPILER_GCC
28e78f53d1SNikolas Klauser #  define _LIBCPP_GCC_VER (__GNUC__ * 100 + __GNUC_MINOR__)
29e78f53d1SNikolas Klauser #endif
30e78f53d1SNikolas Klauser 
31e78f53d1SNikolas Klauser #ifdef __cplusplus
32e78f53d1SNikolas Klauser 
33e78f53d1SNikolas Klauser // Warn if a compiler version is used that is not supported anymore
34e78f53d1SNikolas Klauser // LLVM RELEASE Update the minimum compiler versions
35e78f53d1SNikolas Klauser #  if defined(_LIBCPP_CLANG_VER)
36e78f53d1SNikolas Klauser #    if _LIBCPP_CLANG_VER < 1700
37e78f53d1SNikolas Klauser #      warning "Libc++ only supports Clang 17 and later"
38e78f53d1SNikolas Klauser #    endif
39e78f53d1SNikolas Klauser #  elif defined(_LIBCPP_APPLE_CLANG_VER)
40e78f53d1SNikolas Klauser #    if _LIBCPP_APPLE_CLANG_VER < 1500
41e78f53d1SNikolas Klauser #      warning "Libc++ only supports AppleClang 15 and later"
42e78f53d1SNikolas Klauser #    endif
43e78f53d1SNikolas Klauser #  elif defined(_LIBCPP_GCC_VER)
44e78f53d1SNikolas Klauser #    if _LIBCPP_GCC_VER < 1400
45e78f53d1SNikolas Klauser #      warning "Libc++ only supports GCC 14 and later"
46e78f53d1SNikolas Klauser #    endif
47e78f53d1SNikolas Klauser #  endif
48e78f53d1SNikolas Klauser 
49e78f53d1SNikolas Klauser #endif
50e78f53d1SNikolas Klauser 
51ce777190SNikolas Klauser #endif // _LIBCPP___CXX03___CONFIGURATION_COMPILER_H
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