919 lines
25 KiB
C++
919 lines
25 KiB
C++
// -*- C++ -*-
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//===--------------------------- __config ---------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP_CONFIG
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#define _LIBCPP_CONFIG
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#if defined(_MSC_VER) && !defined(__clang__)
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#define _LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER
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#endif
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#ifndef _LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER
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#pragma GCC system_header
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#endif
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#ifdef __cplusplus
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#ifdef __GNUC__
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#define _GNUC_VER (__GNUC__ * 100 + __GNUC_MINOR__)
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#else
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#define _GNUC_VER 0
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#endif
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#define _LIBCPP_VERSION 4000
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#ifndef _LIBCPP_ABI_VERSION
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#define _LIBCPP_ABI_VERSION 1
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#endif
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#if defined(_LIBCPP_ABI_UNSTABLE) || _LIBCPP_ABI_VERSION >= 2
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// Change short string represention so that string data starts at offset 0,
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// improving its alignment in some cases.
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#define _LIBCPP_ABI_ALTERNATE_STRING_LAYOUT
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// Fix deque iterator type in order to support incomplete types.
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#define _LIBCPP_ABI_INCOMPLETE_TYPES_IN_DEQUE
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// Fix undefined behavior in how std::list stores it's linked nodes.
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#define _LIBCPP_ABI_LIST_REMOVE_NODE_POINTER_UB
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// Fix undefined behavior in how __tree stores its end and parent nodes.
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#define _LIBCPP_ABI_TREE_REMOVE_NODE_POINTER_UB
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// Fix undefined behavior in how __hash_table stores it's pointer types
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#define _LIBCPP_ABI_FIX_UNORDERED_NODE_POINTER_UB
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#define _LIBCPP_ABI_FORWARD_LIST_REMOVE_NODE_POINTER_UB
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#define _LIBCPP_ABI_FIX_UNORDERED_CONTAINER_SIZE_TYPE
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#define _LIBCPP_ABI_VARIADIC_LOCK_GUARD
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#elif _LIBCPP_ABI_VERSION == 1
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// Feature macros for disabling pre ABI v1 features. All of these options
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// are deprecated.
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#if defined(__FreeBSD__)
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#define _LIBCPP_DEPRECATED_ABI_DISABLE_PAIR_TRIVIAL_COPY_CTOR
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#endif
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#endif
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#ifdef _LIBCPP_TRIVIAL_PAIR_COPY_CTOR
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#error "_LIBCPP_TRIVIAL_PAIR_COPY_CTOR" is no longer supported. \
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use _LIBCPP_DEPRECATED_ABI_DISABLE_PAIR_TRIVIAL_COPY_CTOR instead
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#endif
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#define _LIBCPP_CONCAT1(_LIBCPP_X,_LIBCPP_Y) _LIBCPP_X##_LIBCPP_Y
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#define _LIBCPP_CONCAT(_LIBCPP_X,_LIBCPP_Y) _LIBCPP_CONCAT1(_LIBCPP_X,_LIBCPP_Y)
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#define _LIBCPP_NAMESPACE _LIBCPP_CONCAT(__,_LIBCPP_ABI_VERSION)
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#ifndef __has_attribute
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#define __has_attribute(__x) 0
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#endif
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#ifndef __has_builtin
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#define __has_builtin(__x) 0
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#endif
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#ifndef __has_extension
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#define __has_extension(__x) 0
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#endif
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#ifndef __has_feature
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#define __has_feature(__x) 0
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#endif
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// '__is_identifier' returns '0' if '__x' is a reserved identifier provided by
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// the compiler and '1' otherwise.
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#ifndef __is_identifier
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#define __is_identifier(__x) 1
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#endif
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#ifdef __LITTLE_ENDIAN__
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#if __LITTLE_ENDIAN__
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#define _LIBCPP_LITTLE_ENDIAN 1
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#define _LIBCPP_BIG_ENDIAN 0
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#endif // __LITTLE_ENDIAN__
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#endif // __LITTLE_ENDIAN__
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#ifdef __BIG_ENDIAN__
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#if __BIG_ENDIAN__
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#define _LIBCPP_LITTLE_ENDIAN 0
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#define _LIBCPP_BIG_ENDIAN 1
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#endif // __BIG_ENDIAN__
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#endif // __BIG_ENDIAN__
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#ifdef __BYTE_ORDER__
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#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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#define _LIBCPP_LITTLE_ENDIAN 1
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#define _LIBCPP_BIG_ENDIAN 0
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#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
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#define _LIBCPP_LITTLE_ENDIAN 0
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#define _LIBCPP_BIG_ENDIAN 1
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#endif // __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
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#endif // __BYTE_ORDER__
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#ifdef __FreeBSD__
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# include <sys/endian.h>
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# if _BYTE_ORDER == _LITTLE_ENDIAN
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# define _LIBCPP_LITTLE_ENDIAN 1
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# define _LIBCPP_BIG_ENDIAN 0
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# else // _BYTE_ORDER == _LITTLE_ENDIAN
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# define _LIBCPP_LITTLE_ENDIAN 0
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# define _LIBCPP_BIG_ENDIAN 1
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# endif // _BYTE_ORDER == _LITTLE_ENDIAN
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# ifndef __LONG_LONG_SUPPORTED
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# define _LIBCPP_HAS_NO_LONG_LONG
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# endif // __LONG_LONG_SUPPORTED
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#endif // __FreeBSD__
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#ifdef __NetBSD__
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# include <sys/endian.h>
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# if _BYTE_ORDER == _LITTLE_ENDIAN
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# define _LIBCPP_LITTLE_ENDIAN 1
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# define _LIBCPP_BIG_ENDIAN 0
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# else // _BYTE_ORDER == _LITTLE_ENDIAN
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# define _LIBCPP_LITTLE_ENDIAN 0
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# define _LIBCPP_BIG_ENDIAN 1
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# endif // _BYTE_ORDER == _LITTLE_ENDIAN
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# define _LIBCPP_HAS_QUICK_EXIT
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#endif // __NetBSD__
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#ifdef _WIN32
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# define _LIBCPP_LITTLE_ENDIAN 1
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# define _LIBCPP_BIG_ENDIAN 0
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// Compiler intrinsics (MSVC)
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#if defined(_MSC_VER) && _MSC_VER >= 1400
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# define _LIBCPP_HAS_IS_BASE_OF
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# endif
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# if defined(_MSC_VER) && !defined(__clang__)
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# define _LIBCPP_MSVC // Using Microsoft Visual C++ compiler
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# define _LIBCPP_TOSTRING2(x) #x
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# define _LIBCPP_TOSTRING(x) _LIBCPP_TOSTRING2(x)
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# define _LIBCPP_WARNING(x) __pragma(message(__FILE__ "(" _LIBCPP_TOSTRING(__LINE__) ") : warning note: " x))
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# endif
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# // If mingw not explicitly detected, assume using MS C runtime only.
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# ifndef __MINGW32__
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# define _LIBCPP_MSVCRT // Using Microsoft's C Runtime library
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# endif
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#endif // _WIN32
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#ifdef __sun__
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# include <sys/isa_defs.h>
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# ifdef _LITTLE_ENDIAN
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# define _LIBCPP_LITTLE_ENDIAN 1
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# define _LIBCPP_BIG_ENDIAN 0
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# else
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# define _LIBCPP_LITTLE_ENDIAN 0
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# define _LIBCPP_BIG_ENDIAN 1
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# endif
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#endif // __sun__
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#if defined(__CloudABI__)
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// Certain architectures provide arc4random(). Prefer using
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// arc4random() over /dev/{u,}random to make it possible to obtain
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// random data even when using sandboxing mechanisms such as chroots,
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// Capsicum, etc.
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# define _LIBCPP_USING_ARC4_RANDOM
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#elif defined(__native_client__)
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// NaCl's sandbox (which PNaCl also runs in) doesn't allow filesystem access,
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// including accesses to the special files under /dev. C++11's
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// std::random_device is instead exposed through a NaCl syscall.
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# define _LIBCPP_USING_NACL_RANDOM
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#elif defined(_WIN32)
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# define _LIBCPP_USING_WIN32_RANDOM
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#else
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# define _LIBCPP_USING_DEV_RANDOM
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#endif
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#if !defined(_LIBCPP_LITTLE_ENDIAN) || !defined(_LIBCPP_BIG_ENDIAN)
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# include <endian.h>
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# if __BYTE_ORDER == __LITTLE_ENDIAN
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# define _LIBCPP_LITTLE_ENDIAN 1
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# define _LIBCPP_BIG_ENDIAN 0
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# elif __BYTE_ORDER == __BIG_ENDIAN
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# define _LIBCPP_LITTLE_ENDIAN 0
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# define _LIBCPP_BIG_ENDIAN 1
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# else // __BYTE_ORDER == __BIG_ENDIAN
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# error unable to determine endian
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# endif
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#endif // !defined(_LIBCPP_LITTLE_ENDIAN) || !defined(_LIBCPP_BIG_ENDIAN)
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#if __has_attribute(__no_sanitize__)
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#define _LIBCPP_NO_CFI __attribute__((__no_sanitize__("cfi")))
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#else
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#define _LIBCPP_NO_CFI
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#endif
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#ifdef _WIN32
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// only really useful for a DLL
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#ifdef _LIBCPP_DLL // this should be a compiler builtin define ideally...
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# ifdef cxx_EXPORTS
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# define _LIBCPP_HIDDEN
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# define _LIBCPP_FUNC_VIS __declspec(dllexport)
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# define _LIBCPP_TYPE_VIS __declspec(dllexport)
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# else
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# define _LIBCPP_HIDDEN
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# define _LIBCPP_FUNC_VIS __declspec(dllimport)
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# define _LIBCPP_TYPE_VIS __declspec(dllimport)
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# endif
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#else
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# define _LIBCPP_HIDDEN
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# define _LIBCPP_FUNC_VIS
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# define _LIBCPP_TYPE_VIS
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#endif
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#define _LIBCPP_TYPE_VIS_ONLY
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#define _LIBCPP_FUNC_VIS_ONLY
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#ifndef _LIBCPP_INLINE_VISIBILITY
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# ifdef _LIBCPP_MSVC
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# define _LIBCPP_INLINE_VISIBILITY __forceinline
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# else // MinGW GCC and Clang
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# define _LIBCPP_INLINE_VISIBILITY __attribute__ ((__always_inline__))
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# endif
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#endif
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#ifndef _LIBCPP_EXCEPTION_ABI
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#define _LIBCPP_EXCEPTION_ABI _LIBCPP_TYPE_VIS
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#endif
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#ifndef _LIBCPP_ALWAYS_INLINE
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# ifdef _LIBCPP_MSVC
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# define _LIBCPP_ALWAYS_INLINE __forceinline
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# endif
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#endif
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#endif // _WIN32
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#ifndef _LIBCPP_HIDDEN
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#define _LIBCPP_HIDDEN __attribute__ ((__visibility__("hidden")))
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#endif
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#ifndef _LIBCPP_FUNC_VIS
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#define _LIBCPP_FUNC_VIS __attribute__ ((__visibility__("default")))
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#endif
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#ifndef _LIBCPP_TYPE_VIS
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# if __has_attribute(__type_visibility__)
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# define _LIBCPP_TYPE_VIS __attribute__ ((__type_visibility__("default")))
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# else
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# define _LIBCPP_TYPE_VIS __attribute__ ((__visibility__("default")))
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# endif
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#endif
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#ifndef _LIBCPP_PREFERRED_OVERLOAD
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# if __has_attribute(__enable_if__)
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# define _LIBCPP_PREFERRED_OVERLOAD __attribute__ ((__enable_if__(true, "")))
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# endif
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#endif
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#ifndef _LIBCPP_TYPE_VIS_ONLY
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# define _LIBCPP_TYPE_VIS_ONLY _LIBCPP_TYPE_VIS
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#endif
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#ifndef _LIBCPP_FUNC_VIS_ONLY
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# define _LIBCPP_FUNC_VIS_ONLY _LIBCPP_FUNC_VIS
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#endif
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#ifndef _LIBCPP_INLINE_VISIBILITY
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#define _LIBCPP_INLINE_VISIBILITY __attribute__ ((__visibility__("hidden"), __always_inline__))
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#endif
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#ifndef _LIBCPP_EXCEPTION_ABI
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#define _LIBCPP_EXCEPTION_ABI __attribute__ ((__visibility__("default")))
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#endif
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#ifndef _LIBCPP_ALWAYS_INLINE
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#define _LIBCPP_ALWAYS_INLINE __attribute__ ((__visibility__("hidden"), __always_inline__))
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#endif
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#if defined(__clang__)
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// _LIBCPP_ALTERNATE_STRING_LAYOUT is an old name for
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// _LIBCPP_ABI_ALTERNATE_STRING_LAYOUT left here for backward compatibility.
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#if (defined(__APPLE__) && !defined(__i386__) && !defined(__x86_64__) && \
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!defined(__arm__)) || \
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defined(_LIBCPP_ALTERNATE_STRING_LAYOUT)
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#define _LIBCPP_ABI_ALTERNATE_STRING_LAYOUT
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#endif
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#if __has_feature(cxx_alignas)
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# define _ALIGNAS_TYPE(x) alignas(x)
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# define _ALIGNAS(x) alignas(x)
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#else
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# define _ALIGNAS_TYPE(x) __attribute__((__aligned__(__alignof(x))))
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# define _ALIGNAS(x) __attribute__((__aligned__(x)))
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#endif
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#if !__has_feature(cxx_alias_templates)
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#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES
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#endif
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#if __cplusplus < 201103L
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typedef __char16_t char16_t;
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typedef __char32_t char32_t;
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#endif
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#if !(__has_feature(cxx_exceptions)) && !defined(_LIBCPP_NO_EXCEPTIONS)
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#define _LIBCPP_NO_EXCEPTIONS
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#endif
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#if !(__has_feature(cxx_rtti))
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#define _LIBCPP_NO_RTTI
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#endif
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#if !(__has_feature(cxx_strong_enums))
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#define _LIBCPP_HAS_NO_STRONG_ENUMS
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#endif
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#if !(__has_feature(cxx_decltype))
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#define _LIBCPP_HAS_NO_DECLTYPE
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#endif
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#if __has_feature(cxx_attributes)
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# define _LIBCPP_NORETURN [[noreturn]]
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#else
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# define _LIBCPP_NORETURN __attribute__ ((noreturn))
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#endif
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#if !(__has_feature(cxx_default_function_template_args))
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#define _LIBCPP_HAS_NO_DEFAULT_FUNCTION_TEMPLATE_ARGS
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#endif
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#if !(__has_feature(cxx_defaulted_functions))
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#define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS
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#endif // !(__has_feature(cxx_defaulted_functions))
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#if !(__has_feature(cxx_deleted_functions))
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#define _LIBCPP_HAS_NO_DELETED_FUNCTIONS
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#endif // !(__has_feature(cxx_deleted_functions))
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#if !(__has_feature(cxx_lambdas))
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#define _LIBCPP_HAS_NO_LAMBDAS
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#endif
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#if !(__has_feature(cxx_nullptr))
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#define _LIBCPP_HAS_NO_NULLPTR
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#endif
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#if !(__has_feature(cxx_rvalue_references))
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#define _LIBCPP_HAS_NO_RVALUE_REFERENCES
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#endif
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#if !(__has_feature(cxx_static_assert))
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#define _LIBCPP_HAS_NO_STATIC_ASSERT
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#endif
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#if !(__has_feature(cxx_auto_type))
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#define _LIBCPP_HAS_NO_AUTO_TYPE
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#endif
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#if !(__has_feature(cxx_access_control_sfinae)) || !__has_feature(cxx_trailing_return)
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#define _LIBCPP_HAS_NO_ADVANCED_SFINAE
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#endif
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#if !(__has_feature(cxx_variadic_templates))
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#define _LIBCPP_HAS_NO_VARIADICS
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#endif
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#if !(__has_feature(cxx_trailing_return))
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#define _LIBCPP_HAS_NO_TRAILING_RETURN
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#endif
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#if !(__has_feature(cxx_generalized_initializers))
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#define _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
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#endif
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#if __has_feature(is_base_of)
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# define _LIBCPP_HAS_IS_BASE_OF
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#endif
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#if __has_feature(is_final)
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# define _LIBCPP_HAS_IS_FINAL
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#endif
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// Objective-C++ features (opt-in)
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#if __has_feature(objc_arc)
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#define _LIBCPP_HAS_OBJC_ARC
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#endif
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#if __has_feature(objc_arc_weak)
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#define _LIBCPP_HAS_OBJC_ARC_WEAK
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#define _LIBCPP_HAS_NO_STRONG_ENUMS
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#endif
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#if !(__has_feature(cxx_constexpr))
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#define _LIBCPP_HAS_NO_CONSTEXPR
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#endif
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#if !(__has_feature(cxx_relaxed_constexpr))
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|
#define _LIBCPP_HAS_NO_CXX14_CONSTEXPR
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#endif
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#if !(__has_feature(cxx_variable_templates))
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#define _LIBCPP_HAS_NO_VARIABLE_TEMPLATES
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#endif
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|
#if __ISO_C_VISIBLE >= 2011 || __cplusplus >= 201103L
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|
#if defined(__FreeBSD__)
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#define _LIBCPP_HAS_QUICK_EXIT
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#define _LIBCPP_HAS_C11_FEATURES
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|
#elif defined(__ANDROID__)
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#define _LIBCPP_HAS_QUICK_EXIT
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|
#elif defined(__linux__)
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|
#if !defined(_LIBCPP_HAS_MUSL_LIBC)
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|
# include <features.h>
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#if __GLIBC_PREREQ(2, 15)
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|
#define _LIBCPP_HAS_QUICK_EXIT
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#endif
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|
#if __GLIBC_PREREQ(2, 17)
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|
#define _LIBCPP_HAS_C11_FEATURES
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#endif
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#else // defined(_LIBCPP_HAS_MUSL_LIBC)
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#define _LIBCPP_HAS_QUICK_EXIT
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|
#define _LIBCPP_HAS_C11_FEATURES
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#endif
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#endif // __linux__
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#endif
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#if !(__has_feature(cxx_noexcept))
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#define _LIBCPP_HAS_NO_NOEXCEPT
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#endif
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#if __has_feature(underlying_type)
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# define _LIBCPP_UNDERLYING_TYPE(T) __underlying_type(T)
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#endif
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#if __has_feature(is_literal)
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# define _LIBCPP_IS_LITERAL(T) __is_literal(T)
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#endif
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// Inline namespaces are available in Clang regardless of C++ dialect.
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|
#define _LIBCPP_BEGIN_NAMESPACE_STD namespace std {inline namespace _LIBCPP_NAMESPACE {
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#define _LIBCPP_END_NAMESPACE_STD } }
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#define _VSTD std::_LIBCPP_NAMESPACE
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namespace std {
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inline namespace _LIBCPP_NAMESPACE {
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}
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|
}
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#if !defined(_LIBCPP_HAS_NO_ASAN) && !__has_feature(address_sanitizer)
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|
#define _LIBCPP_HAS_NO_ASAN
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|
#endif
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|
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// Allow for build-time disabling of unsigned integer sanitization
|
|
#if !defined(_LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK) && __has_attribute(no_sanitize)
|
|
#define _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK __attribute__((__no_sanitize__("unsigned-integer-overflow")))
|
|
#endif
|
|
|
|
#elif defined(__GNUC__)
|
|
|
|
#define _ALIGNAS(x) __attribute__((__aligned__(x)))
|
|
#define _ALIGNAS_TYPE(x) __attribute__((__aligned__(__alignof(x))))
|
|
|
|
#define _LIBCPP_NORETURN __attribute__((noreturn))
|
|
|
|
#if _GNUC_VER >= 407
|
|
#define _LIBCPP_UNDERLYING_TYPE(T) __underlying_type(T)
|
|
#define _LIBCPP_IS_LITERAL(T) __is_literal_type(T)
|
|
#define _LIBCPP_HAS_IS_FINAL
|
|
#endif
|
|
|
|
#if defined(__GNUC__) && _GNUC_VER >= 403
|
|
# define _LIBCPP_HAS_IS_BASE_OF
|
|
#endif
|
|
|
|
#if !__EXCEPTIONS
|
|
#define _LIBCPP_NO_EXCEPTIONS
|
|
#endif
|
|
|
|
// constexpr was added to GCC in 4.6.
|
|
#if _GNUC_VER < 406
|
|
#define _LIBCPP_HAS_NO_CONSTEXPR
|
|
// Can only use constexpr in c++11 mode.
|
|
#elif !defined(__GXX_EXPERIMENTAL_CXX0X__) && __cplusplus < 201103L
|
|
#define _LIBCPP_HAS_NO_CONSTEXPR
|
|
#endif
|
|
|
|
// Determine if GCC supports relaxed constexpr
|
|
#if !defined(__cpp_constexpr) || __cpp_constexpr < 201304L
|
|
#define _LIBCPP_HAS_NO_CXX14_CONSTEXPR
|
|
#endif
|
|
|
|
// GCC 5 will support variable templates
|
|
#if !defined(__cpp_variable_templates) || __cpp_variable_templates < 201304L
|
|
#define _LIBCPP_HAS_NO_VARIABLE_TEMPLATES
|
|
#endif
|
|
|
|
#ifndef __GXX_EXPERIMENTAL_CXX0X__
|
|
|
|
#define _LIBCPP_HAS_NO_ADVANCED_SFINAE
|
|
#define _LIBCPP_HAS_NO_DECLTYPE
|
|
#define _LIBCPP_HAS_NO_DEFAULT_FUNCTION_TEMPLATE_ARGS
|
|
#define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS
|
|
#define _LIBCPP_HAS_NO_DELETED_FUNCTIONS
|
|
#define _LIBCPP_HAS_NO_NULLPTR
|
|
#define _LIBCPP_HAS_NO_STATIC_ASSERT
|
|
#define _LIBCPP_HAS_NO_UNICODE_CHARS
|
|
#define _LIBCPP_HAS_NO_VARIADICS
|
|
#define _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
#define _LIBCPP_HAS_NO_STRONG_ENUMS
|
|
#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES
|
|
#define _LIBCPP_HAS_NO_NOEXCEPT
|
|
|
|
#else // __GXX_EXPERIMENTAL_CXX0X__
|
|
|
|
#if _GNUC_VER < 403
|
|
#define _LIBCPP_HAS_NO_DEFAULT_FUNCTION_TEMPLATE_ARGS
|
|
#define _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
#define _LIBCPP_HAS_NO_STATIC_ASSERT
|
|
#endif
|
|
|
|
|
|
#if _GNUC_VER < 404
|
|
#define _LIBCPP_HAS_NO_DECLTYPE
|
|
#define _LIBCPP_HAS_NO_DELETED_FUNCTIONS
|
|
#define _LIBCPP_HAS_NO_TRAILING_RETURN
|
|
#define _LIBCPP_HAS_NO_UNICODE_CHARS
|
|
#define _LIBCPP_HAS_NO_VARIADICS
|
|
#define _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
|
|
#endif // _GNUC_VER < 404
|
|
|
|
#if _GNUC_VER < 406
|
|
#define _LIBCPP_HAS_NO_NOEXCEPT
|
|
#define _LIBCPP_HAS_NO_NULLPTR
|
|
#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES
|
|
#endif
|
|
|
|
#if _GNUC_VER < 407
|
|
#define _LIBCPP_HAS_NO_ADVANCED_SFINAE
|
|
#define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS
|
|
#endif
|
|
|
|
#endif // __GXX_EXPERIMENTAL_CXX0X__
|
|
|
|
#define _LIBCPP_BEGIN_NAMESPACE_STD namespace std { namespace _LIBCPP_NAMESPACE {
|
|
#define _LIBCPP_END_NAMESPACE_STD } }
|
|
#define _VSTD std::_LIBCPP_NAMESPACE
|
|
|
|
namespace std {
|
|
namespace _LIBCPP_NAMESPACE {
|
|
}
|
|
using namespace _LIBCPP_NAMESPACE __attribute__((__strong__));
|
|
}
|
|
|
|
#if !defined(_LIBCPP_HAS_NO_ASAN) && !defined(__SANITIZE_ADDRESS__)
|
|
#define _LIBCPP_HAS_NO_ASAN
|
|
#endif
|
|
|
|
#elif defined(_LIBCPP_MSVC)
|
|
|
|
#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES
|
|
#define _LIBCPP_HAS_NO_CONSTEXPR
|
|
#define _LIBCPP_HAS_NO_CXX14_CONSTEXPR
|
|
#define _LIBCPP_HAS_NO_VARIABLE_TEMPLATES
|
|
#define _LIBCPP_HAS_NO_UNICODE_CHARS
|
|
#define _LIBCPP_HAS_NO_DELETED_FUNCTIONS
|
|
#define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS
|
|
#define _LIBCPP_HAS_NO_NOEXCEPT
|
|
#define __alignof__ __alignof
|
|
#define _LIBCPP_NORETURN __declspec(noreturn)
|
|
#define _ALIGNAS(x) __declspec(align(x))
|
|
#define _LIBCPP_HAS_NO_VARIADICS
|
|
|
|
|
|
|
|
#define _LIBCPP_BEGIN_NAMESPACE_STD namespace std {
|
|
#define _LIBCPP_END_NAMESPACE_STD }
|
|
#define _VSTD std
|
|
|
|
# define _LIBCPP_WEAK
|
|
namespace std {
|
|
}
|
|
|
|
#define _LIBCPP_HAS_NO_ASAN
|
|
|
|
#elif defined(__IBMCPP__)
|
|
|
|
#define _ALIGNAS(x) __attribute__((__aligned__(x)))
|
|
#define _ALIGNAS_TYPE(x) __attribute__((__aligned__(__alignof(x))))
|
|
#define _ATTRIBUTE(x) __attribute__((x))
|
|
#define _LIBCPP_NORETURN __attribute__((noreturn))
|
|
|
|
#define _LIBCPP_HAS_NO_DEFAULT_FUNCTION_TEMPLATE_ARGS
|
|
#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES
|
|
#define _LIBCPP_HAS_NO_ADVANCED_SFINAE
|
|
#define _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
|
|
#define _LIBCPP_HAS_NO_NOEXCEPT
|
|
#define _LIBCPP_HAS_NO_NULLPTR
|
|
#define _LIBCPP_HAS_NO_UNICODE_CHARS
|
|
#define _LIBCPP_HAS_IS_BASE_OF
|
|
#define _LIBCPP_HAS_IS_FINAL
|
|
#define _LIBCPP_HAS_NO_VARIABLE_TEMPLATES
|
|
|
|
#if defined(_AIX)
|
|
#define __MULTILOCALE_API
|
|
#endif
|
|
|
|
#define _LIBCPP_BEGIN_NAMESPACE_STD namespace std {inline namespace _LIBCPP_NAMESPACE {
|
|
#define _LIBCPP_END_NAMESPACE_STD } }
|
|
#define _VSTD std::_LIBCPP_NAMESPACE
|
|
|
|
namespace std {
|
|
inline namespace _LIBCPP_NAMESPACE {
|
|
}
|
|
}
|
|
|
|
#define _LIBCPP_HAS_NO_ASAN
|
|
|
|
#endif // __clang__ || __GNUC__ || _MSC_VER || __IBMCPP__
|
|
|
|
#ifndef _LIBCPP_HAS_NO_NOEXCEPT
|
|
# define _NOEXCEPT noexcept
|
|
# define _NOEXCEPT_(x) noexcept(x)
|
|
#else
|
|
# define _NOEXCEPT throw()
|
|
# define _NOEXCEPT_(x)
|
|
#endif
|
|
|
|
#ifdef _LIBCPP_HAS_NO_UNICODE_CHARS
|
|
typedef unsigned short char16_t;
|
|
typedef unsigned int char32_t;
|
|
#endif // _LIBCPP_HAS_NO_UNICODE_CHARS
|
|
|
|
#ifndef __SIZEOF_INT128__
|
|
#define _LIBCPP_HAS_NO_INT128
|
|
#endif
|
|
|
|
#ifdef _LIBCPP_HAS_NO_STATIC_ASSERT
|
|
|
|
extern "C++" {
|
|
template <bool> struct __static_assert_test;
|
|
template <> struct __static_assert_test<true> {};
|
|
template <unsigned> struct __static_assert_check {};
|
|
}
|
|
#define static_assert(__b, __m) \
|
|
typedef __static_assert_check<sizeof(__static_assert_test<(__b)>)> \
|
|
_LIBCPP_CONCAT(__t, __LINE__)
|
|
|
|
#endif // _LIBCPP_HAS_NO_STATIC_ASSERT
|
|
|
|
#ifdef _LIBCPP_HAS_NO_DECLTYPE
|
|
// GCC 4.6 provides __decltype in all standard modes.
|
|
#if !__is_identifier(__decltype) || _GNUC_VER >= 406
|
|
# define decltype(__x) __decltype(__x)
|
|
#else
|
|
# define decltype(__x) __typeof__(__x)
|
|
#endif
|
|
#endif
|
|
|
|
#ifdef _LIBCPP_HAS_NO_CONSTEXPR
|
|
#define _LIBCPP_CONSTEXPR
|
|
#else
|
|
#define _LIBCPP_CONSTEXPR constexpr
|
|
#endif
|
|
|
|
#ifdef _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS
|
|
#define _LIBCPP_DEFAULT {}
|
|
#else
|
|
#define _LIBCPP_DEFAULT = default;
|
|
#endif
|
|
|
|
#ifdef _LIBCPP_HAS_NO_DELETED_FUNCTIONS
|
|
#define _LIBCPP_EQUAL_DELETE
|
|
#else
|
|
#define _LIBCPP_EQUAL_DELETE = delete
|
|
#endif
|
|
|
|
#ifdef __GNUC__
|
|
#define _NOALIAS __attribute__((__malloc__))
|
|
#else
|
|
#define _NOALIAS
|
|
#endif
|
|
|
|
#ifdef __GNUC__
|
|
#define _LIBCPP_MAY_ALIAS __attribute__((__may_alias__))
|
|
#else
|
|
#define _LIBCPP_MAY_ALIAS
|
|
#endif
|
|
|
|
#if __has_feature(cxx_explicit_conversions) || defined(__IBMCPP__)
|
|
# define _LIBCPP_EXPLICIT explicit
|
|
#else
|
|
# define _LIBCPP_EXPLICIT
|
|
#endif
|
|
|
|
#if !__has_builtin(__builtin_operator_new) || !__has_builtin(__builtin_operator_delete)
|
|
# define _LIBCPP_HAS_NO_BUILTIN_OPERATOR_NEW_DELETE
|
|
#endif
|
|
|
|
#ifdef _LIBCPP_HAS_NO_STRONG_ENUMS
|
|
#define _LIBCPP_DECLARE_STRONG_ENUM(x) struct _LIBCPP_TYPE_VIS x { enum __lx
|
|
#define _LIBCPP_DECLARE_STRONG_ENUM_EPILOG(x) \
|
|
__lx __v_; \
|
|
_LIBCPP_ALWAYS_INLINE x(__lx __v) : __v_(__v) {} \
|
|
_LIBCPP_ALWAYS_INLINE explicit x(int __v) : __v_(static_cast<__lx>(__v)) {} \
|
|
_LIBCPP_ALWAYS_INLINE operator int() const {return __v_;} \
|
|
};
|
|
#else // _LIBCPP_HAS_NO_STRONG_ENUMS
|
|
#define _LIBCPP_DECLARE_STRONG_ENUM(x) enum class _LIBCPP_TYPE_VIS x
|
|
#define _LIBCPP_DECLARE_STRONG_ENUM_EPILOG(x)
|
|
#endif // _LIBCPP_HAS_NO_STRONG_ENUMS
|
|
|
|
#ifdef _LIBCPP_DEBUG
|
|
# if _LIBCPP_DEBUG == 0
|
|
# define _LIBCPP_DEBUG_LEVEL 1
|
|
# elif _LIBCPP_DEBUG == 1
|
|
# define _LIBCPP_DEBUG_LEVEL 2
|
|
# else
|
|
# error Supported values for _LIBCPP_DEBUG are 0 and 1
|
|
# endif
|
|
# define _LIBCPP_EXTERN_TEMPLATE(...)
|
|
#endif
|
|
|
|
#ifndef _LIBCPP_EXTERN_TEMPLATE
|
|
#define _LIBCPP_EXTERN_TEMPLATE(...) extern template __VA_ARGS__;
|
|
#endif
|
|
|
|
#ifndef _LIBCPP_EXTERN_TEMPLATE2
|
|
#define _LIBCPP_EXTERN_TEMPLATE2(...) extern template __VA_ARGS__;
|
|
#endif
|
|
|
|
#if defined(__APPLE__) && defined(__LP64__) && !defined(__x86_64__)
|
|
#define _LIBCPP_NONUNIQUE_RTTI_BIT (1ULL << 63)
|
|
#endif
|
|
|
|
#if defined(__APPLE__) || defined(__FreeBSD__) || defined(_WIN32) || \
|
|
defined(__sun__) || defined(__NetBSD__) || defined(__CloudABI__)
|
|
#define _LIBCPP_LOCALE__L_EXTENSIONS 1
|
|
#endif
|
|
|
|
#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
|
|
// Most unix variants have catopen. These are the specific ones that don't.
|
|
#if !defined(_WIN32) && !defined(__ANDROID__) && !defined(_NEWLIB_VERSION)
|
|
#define _LIBCPP_HAS_CATOPEN 1
|
|
#endif
|
|
#endif
|
|
|
|
#ifdef __FreeBSD__
|
|
#define _DECLARE_C99_LDBL_MATH 1
|
|
#endif
|
|
|
|
#if defined(__APPLE__) || defined(__FreeBSD__)
|
|
#define _LIBCPP_HAS_DEFAULTRUNELOCALE
|
|
#endif
|
|
|
|
#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__sun__)
|
|
#define _LIBCPP_WCTYPE_IS_MASK
|
|
#endif
|
|
|
|
#ifndef _LIBCPP_STD_VER
|
|
# if __cplusplus <= 201103L
|
|
# define _LIBCPP_STD_VER 11
|
|
# elif __cplusplus <= 201402L
|
|
# define _LIBCPP_STD_VER 14
|
|
# else
|
|
# define _LIBCPP_STD_VER 16 // current year, or date of c++17 ratification
|
|
# endif
|
|
#endif // _LIBCPP_STD_VER
|
|
|
|
#if _LIBCPP_STD_VER > 11
|
|
#define _LIBCPP_DEPRECATED [[deprecated]]
|
|
#else
|
|
#define _LIBCPP_DEPRECATED
|
|
#endif
|
|
|
|
#if _LIBCPP_STD_VER <= 11
|
|
#define _LIBCPP_EXPLICIT_AFTER_CXX11
|
|
#define _LIBCPP_DEPRECATED_AFTER_CXX11
|
|
#else
|
|
#define _LIBCPP_EXPLICIT_AFTER_CXX11 explicit
|
|
#define _LIBCPP_DEPRECATED_AFTER_CXX11 [[deprecated]]
|
|
#endif
|
|
|
|
#if _LIBCPP_STD_VER > 11 && !defined(_LIBCPP_HAS_NO_CXX14_CONSTEXPR)
|
|
#define _LIBCPP_CONSTEXPR_AFTER_CXX11 constexpr
|
|
#else
|
|
#define _LIBCPP_CONSTEXPR_AFTER_CXX11
|
|
#endif
|
|
|
|
#if _LIBCPP_STD_VER > 14 && !defined(_LIBCPP_HAS_NO_CXX14_CONSTEXPR)
|
|
#define _LIBCPP_CONSTEXPR_AFTER_CXX14 constexpr
|
|
#else
|
|
#define _LIBCPP_CONSTEXPR_AFTER_CXX14
|
|
#endif
|
|
|
|
#ifdef _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
# define _LIBCPP_EXPLICIT_MOVE(x) _VSTD::move(x)
|
|
#else
|
|
# define _LIBCPP_EXPLICIT_MOVE(x) (x)
|
|
#endif
|
|
|
|
#ifndef _LIBCPP_HAS_NO_ASAN
|
|
extern "C" void __sanitizer_annotate_contiguous_container(
|
|
const void *, const void *, const void *, const void *);
|
|
#endif
|
|
|
|
// Try to find out if RTTI is disabled.
|
|
// g++ and cl.exe have RTTI on by default and define a macro when it is.
|
|
// g++ only defines the macro in 4.3.2 and onwards.
|
|
#if !defined(_LIBCPP_NO_RTTI)
|
|
# if defined(__GNUC__) && ((__GNUC__ >= 5) || (__GNUC__ == 4 && \
|
|
(__GNUC_MINOR__ >= 3 || __GNUC_PATCHLEVEL__ >= 2))) && !defined(__GXX_RTTI)
|
|
# define _LIBCPP_NO_RTTI
|
|
# elif (defined(_MSC_VER) && !defined(__clang__)) && !defined(_CPPRTTI)
|
|
# define _LIBCPP_NO_RTTI
|
|
# endif
|
|
#endif
|
|
|
|
#ifndef _LIBCPP_WEAK
|
|
# define _LIBCPP_WEAK __attribute__((__weak__))
|
|
#endif
|
|
|
|
// Thread API
|
|
#if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_HAS_THREAD_API_PTHREAD)
|
|
# if defined(__FreeBSD__) || \
|
|
defined(__NetBSD__) || \
|
|
defined(__linux__) || \
|
|
defined(__APPLE__) || \
|
|
defined(__CloudABI__) || \
|
|
defined(__sun__)
|
|
# define _LIBCPP_HAS_THREAD_API_PTHREAD
|
|
# else
|
|
# error "No thread API"
|
|
# endif // _LIBCPP_HAS_THREAD_API
|
|
#endif // _LIBCPP_HAS_NO_THREADS
|
|
|
|
#if defined(_LIBCPP_HAS_NO_THREADS) && defined(_LIBCPP_HAS_THREAD_API_PTHREAD)
|
|
# error _LIBCPP_HAS_THREAD_API_PTHREAD may only be defined when \
|
|
_LIBCPP_HAS_NO_THREADS is not defined.
|
|
#endif
|
|
|
|
#if defined(_LIBCPP_HAS_NO_MONOTONIC_CLOCK) && !defined(_LIBCPP_HAS_NO_THREADS)
|
|
# error _LIBCPP_HAS_NO_MONOTONIC_CLOCK may only be defined when \
|
|
_LIBCPP_HAS_NO_THREADS is defined.
|
|
#endif
|
|
|
|
// Systems that use capability-based security (FreeBSD with Capsicum,
|
|
// Nuxi CloudABI) may only provide local filesystem access (using *at()).
|
|
// Functions like open(), rename(), unlink() and stat() should not be
|
|
// used, as they attempt to access the global filesystem namespace.
|
|
#ifdef __CloudABI__
|
|
#define _LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE
|
|
#endif
|
|
|
|
// CloudABI is intended for running networked services. Processes do not
|
|
// have standard input and output channels.
|
|
#ifdef __CloudABI__
|
|
#define _LIBCPP_HAS_NO_STDIN
|
|
#define _LIBCPP_HAS_NO_STDOUT
|
|
#endif
|
|
|
|
#if defined(__ANDROID__) || defined(__CloudABI__) || defined(_LIBCPP_HAS_MUSL_LIBC)
|
|
#define _LIBCPP_PROVIDES_DEFAULT_RUNE_TABLE
|
|
#endif
|
|
|
|
// Thread-unsafe functions such as strtok(), mbtowc() and localtime()
|
|
// are not available.
|
|
#ifdef __CloudABI__
|
|
#define _LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS
|
|
#endif
|
|
|
|
#if __has_feature(cxx_atomic) || __has_extension(c_atomic)
|
|
#define _LIBCPP_HAS_C_ATOMIC_IMP
|
|
#elif _GNUC_VER > 407
|
|
#define _LIBCPP_HAS_GCC_ATOMIC_IMP
|
|
#endif
|
|
|
|
#if (!defined(_LIBCPP_HAS_C_ATOMIC_IMP) && !defined(_LIBCPP_HAS_GCC_ATOMIC_IMP)) \
|
|
|| defined(_LIBCPP_HAS_NO_THREADS)
|
|
#define _LIBCPP_HAS_NO_ATOMIC_HEADER
|
|
#endif
|
|
|
|
#ifndef _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK
|
|
#define _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK
|
|
#endif
|
|
|
|
#if __cplusplus < 201103L
|
|
#define _LIBCPP_CXX03_LANG
|
|
#else
|
|
#if defined(_LIBCPP_HAS_NO_VARIADIC_TEMPLATES) || defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES)
|
|
#error Libc++ requires a feature complete C++11 compiler in C++11 or greater.
|
|
#endif
|
|
#endif
|
|
|
|
#if (defined(_LIBCPP_ENABLE_THREAD_SAFETY_ANNOTATIONS) && defined(__clang__) \
|
|
&& __has_attribute(acquire_capability))
|
|
#define _LIBCPP_HAS_THREAD_SAFETY_ANNOTATIONS
|
|
#endif
|
|
|
|
#if __has_attribute(require_constant_initialization)
|
|
#define _LIBCPP_SAFE_STATIC __attribute__((__require_constant_initialization__))
|
|
#else
|
|
#define _LIBCPP_SAFE_STATIC
|
|
#endif
|
|
|
|
#endif // __cplusplus
|
|
|
|
#endif // _LIBCPP_CONFIG
|