| // -*- C++ -*- |
| //===--------------------------- __config ---------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _LIBCPP_CONFIG |
| #define _LIBCPP_CONFIG |
| |
| #pragma GCC system_header |
| |
| #define _LIBCPP_VERSION 1000 |
| |
| #define _LIBCPP_ABI_VERSION 1 |
| |
| #define _LIBCPP_CONCAT1(_LIBCPP_X,_LIBCPP_Y) _LIBCPP_X##_LIBCPP_Y |
| #define _LIBCPP_CONCAT(_LIBCPP_X,_LIBCPP_Y) _LIBCPP_CONCAT1(_LIBCPP_X,_LIBCPP_Y) |
| |
| #define _LIBCPP_NAMESPACE _LIBCPP_CONCAT(__,_LIBCPP_ABI_VERSION) |
| |
| #ifdef __LITTLE_ENDIAN__ |
| #if __LITTLE_ENDIAN__ |
| #define _LIBCPP_LITTLE_ENDIAN 1 |
| #define _LIBCPP_BIG_ENDIAN 0 |
| #endif // __LITTLE_ENDIAN__ |
| #endif // __LITTLE_ENDIAN__ |
| |
| #ifdef __BIG_ENDIAN__ |
| #if __BIG_ENDIAN__ |
| #define _LIBCPP_LITTLE_ENDIAN 0 |
| #define _LIBCPP_BIG_ENDIAN 1 |
| #endif // __BIG_ENDIAN__ |
| #endif // __BIG_ENDIAN__ |
| |
| #ifdef __FreeBSD__ |
| # include <sys/endian.h> |
| # if _BYTE_ORDER == _LITTLE_ENDIAN |
| # define _LIBCPP_LITTLE_ENDIAN 1 |
| # define _LIBCPP_BIG_ENDIAN 0 |
| # else // _BYTE_ORDER == _LITTLE_ENDIAN |
| # define _LIBCPP_LITTLE_ENDIAN 0 |
| # define _LIBCPP_BIG_ENDIAN 1 |
| # endif // _BYTE_ORDER == _LITTLE_ENDIAN |
| #endif // __FreeBSD__ |
| |
| #ifdef _WIN32 |
| # define _LIBCPP_LITTLE_ENDIAN 1 |
| # define _LIBCPP_BIG_ENDIAN 0 |
| #endif // _WIN32 |
| |
| #if !defined(_LIBCPP_LITTLE_ENDIAN) || !defined(_LIBCPP_BIG_ENDIAN) |
| # include <endian.h> |
| # if __BYTE_ORDER == __LITTLE_ENDIAN |
| # define _LIBCPP_LITTLE_ENDIAN 1 |
| # define _LIBCPP_BIG_ENDIAN 0 |
| # elif __BYTE_ORDER == __BIG_ENDIAN |
| # define _LIBCPP_LITTLE_ENDIAN 0 |
| # define _LIBCPP_BIG_ENDIAN 1 |
| # else // __BYTE_ORDER == __BIG_ENDIAN |
| # error unable to determine endian |
| # endif |
| #endif // !defined(_LIBCPP_LITTLE_ENDIAN) || !defined(_LIBCPP_BIG_ENDIAN) |
| |
| #ifndef _LIBCPP_VISIBILITY_TAG |
| #define _LIBCPP_VISIBILITY_TAG 1 |
| #endif |
| |
| #if _LIBCPP_VISIBILITY_TAG |
| #define _LIBCPP_HIDDEN __attribute__ ((__visibility__("hidden"))) |
| #define _LIBCPP_VISIBLE __attribute__ ((__visibility__("default"))) |
| #else // _LIBCPP_VISIBILITY_TAG |
| #define _LIBCPP_HIDDEN |
| #define _LIBCPP_VISIBLE |
| #endif // _LIBCPP_VISIBILITY_TAG |
| |
| #ifndef _LIBCPP_INLINE_VISIBILITY |
| #define _LIBCPP_INLINE_VISIBILITY __attribute__ ((__visibility__("hidden"), __always_inline__)) |
| #endif |
| |
| #ifndef _LIBCPP_EXCEPTION_ABI |
| #define _LIBCPP_EXCEPTION_ABI __attribute__ ((__visibility__("default"))) |
| #endif |
| |
| #define _LIBCPP_CANTTHROW __attribute__ ((__nothrow__)) |
| |
| #define _LIBCPP_ALWAYS_INLINE __attribute__ ((__visibility__("hidden"), __always_inline__)) |
| |
| #if defined(__clang__) |
| |
| #if !__has_feature(cxx_alias_templates) |
| #define _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
| #endif |
| |
| #ifndef __GXX_EXPERIMENTAL_CXX0X__ |
| #ifdef __linux__ |
| #define _LIBCPP_HAS_NO_UNICODE_CHARS |
| #else |
| typedef __char16_t char16_t; |
| typedef __char32_t char32_t; |
| #endif |
| #endif |
| |
| #if !(__has_feature(cxx_exceptions)) |
| #define _LIBCPP_NO_EXCEPTIONS |
| #endif |
| |
| #if !(__has_feature(cxx_rtti)) |
| #define _LIBCPP_NO_RTTI |
| #endif |
| |
| #if !(__has_feature(cxx_decltype)) |
| #define _LIBCPP_HAS_NO_DECLTYPE |
| #endif |
| |
| #if __has_feature(cxx_attributes) |
| # define _ATTRIBUTE(x) [[x]] |
| #else |
| # define _ATTRIBUTE(x) __attribute__ ((x)) |
| #endif |
| |
| #define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS |
| |
| #if !(__has_feature(cxx_deleted_functions)) |
| #define _LIBCPP_HAS_NO_DELETED_FUNCTIONS |
| #endif // !(__has_feature(cxx_deleted_functions)) |
| |
| #if !(__has_feature(cxx_lambdas)) |
| #define _LIBCPP_HAS_NO_LAMBDAS |
| #endif |
| |
| #if !(__has_feature(cxx_nullptr)) |
| #define _LIBCPP_HAS_NO_NULLPTR |
| #endif |
| |
| #if !(__has_feature(cxx_rvalue_references)) |
| #define _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| #endif |
| |
| #if !(__has_feature(cxx_static_assert)) |
| #define _LIBCPP_HAS_NO_STATIC_ASSERT |
| #endif |
| |
| #if !(__has_feature(cxx_auto_type)) |
| #define _LIBCPP_HAS_NO_AUTO_TYPE |
| #define _LIBCPP_HAS_NO_ADVANCED_SFINAE |
| #endif |
| |
| #if !(__has_feature(cxx_variadic_templates)) |
| #define _LIBCPP_HAS_NO_VARIADICS |
| #endif |
| |
| #if !(__has_feature(cxx_trailing_return)) |
| #define _LIBCPP_HAS_NO_TRAILING_RETURN |
| #endif |
| |
| // Inline namespaces are available in Clang regardless of C++ dialect. |
| #define _LIBCPP_BEGIN_NAMESPACE_STD namespace std {inline namespace _LIBCPP_NAMESPACE { |
| #define _LIBCPP_END_NAMESPACE_STD } } |
| #define _STD std::_LIBCPP_NAMESPACE |
| |
| namespace std { |
| inline namespace _LIBCPP_NAMESPACE { |
| } |
| } |
| |
| #if !(__has_feature(cxx_constexpr)) |
| #define _LIBCPP_HAS_NO_CONSTEXPR |
| #endif |
| |
| #if (__has_feature(cxx_noexcept)) |
| # define _NOEXCEPT noexcept |
| # define _NOEXCEPT_(x) noexcept(x) |
| #else |
| # define _NOEXCEPT throw() |
| # define _NOEXCEPT_(x) |
| #endif |
| |
| // end defined(__clang__) |
| |
| #elif defined(__GNUC__) |
| |
| #if !__EXCEPTIONS |
| #define _LIBCPP_NO_EXCEPTIONS |
| #endif |
| |
| #define _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
| #define _LIBCPP_HAS_NO_CONSTEXPR |
| |
| #define _NOEXCEPT throw() |
| #define _NOEXCEPT_(x) |
| |
| #ifndef __GXX_EXPERIMENTAL_CXX0X__ |
| |
| #define _LIBCPP_HAS_NO_ADVANCED_SFINAE |
| #define _LIBCPP_HAS_NO_DECLTYPE |
| #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_ALWAYS_INLINE_VARIADICS |
| |
| #else // __GXX_EXPERIMENTAL_CXX0X__ |
| |
| #define _LIBCPP_HAS_NO_TRAILING_RETURN |
| #define _LIBCPP_HAS_NO_ALWAYS_INLINE_VARIADICS |
| |
| #if !(__GNUC__ >= 4 && __GNUC_MINOR__ >= 3) |
| #define _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| #endif |
| |
| #if !(__GNUC__ >= 4 && __GNUC_MINOR__ >= 3) |
| #define _LIBCPP_HAS_NO_STATIC_ASSERT |
| #endif |
| |
| #if !(__GNUC__ >= 4 && __GNUC_MINOR__ >= 4) |
| #define _LIBCPP_HAS_NO_ADVANCED_SFINAE |
| #define _LIBCPP_HAS_NO_DECLTYPE |
| #define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS |
| #define _LIBCPP_HAS_NO_DELETED_FUNCTIONS |
| #define _LIBCPP_HAS_NO_UNICODE_CHARS |
| #define _LIBCPP_HAS_NO_VARIADICS |
| #endif // !(__GNUC__ >= 4 && __GNUC_MINOR__ >= 4) |
| |
| #if !(__GNUC__ >= 4 && __GNUC_MINOR__ >= 6) |
| #define _LIBCPP_HAS_NO_NULLPTR |
| #endif |
| |
| #endif // __GXX_EXPERIMENTAL_CXX0X__ |
| |
| #define _LIBCPP_BEGIN_NAMESPACE_STD namespace std { namespace _LIBCPP_NAMESPACE { |
| #define _LIBCPP_END_NAMESPACE_STD } } |
| #define _STD std::_LIBCPP_NAMESPACE |
| |
| namespace std { |
| namespace _LIBCPP_NAMESPACE { |
| } |
| using namespace _LIBCPP_NAMESPACE __attribute__((__strong__)); |
| } |
| |
| #endif // defined(__GNUC__) |
| |
| #ifdef _LIBCPP_HAS_NO_UNICODE_CHARS |
| typedef unsigned short char16_t; |
| typedef unsigned int char32_t; |
| #endif // _LIBCPP_HAS_NO_UNICODE_CHARS |
| |
| #ifdef _LIBCPP_HAS_NO_STATIC_ASSERT |
| |
| 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 |
| #define decltype(x) __typeof__(x) |
| #endif |
| |
| #ifdef _LIBCPP_HAS_NO_CONSTEXPR |
| #define constexpr const |
| #endif |
| |
| #ifndef __has_feature |
| #define __has_feature(__x) 0 |
| #endif |
| |
| #endif // _LIBCPP_CONFIG |