1 //===-------------------------- __cxxabi_config.h -------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef ____CXXABI_CONFIG_H 11 #define ____CXXABI_CONFIG_H 12 13 #if defined(__arm__) && !defined(__USING_SJLJ_EXCEPTIONS__) && \ 14 !defined(__ARM_DWARF_EH__) 15 #define _LIBCXXABI_ARM_EHABI 16 #endif 17 18 #if !defined(__has_attribute) 19 #define __has_attribute(_attribute_) 0 20 #endif 21 22 #if defined(_WIN32) 23 #if defined(_LIBCXXABI_DISABLE_VISIBILITY_ANNOTATIONS) 24 #define _LIBCXXABI_HIDDEN 25 #define _LIBCXXABI_DATA_VIS 26 #define _LIBCXXABI_FUNC_VIS 27 #define _LIBCXXABI_TYPE_VIS 28 #elif defined(_LIBCXXABI_BUILDING_LIBRARY) 29 #define _LIBCXXABI_HIDDEN 30 #define _LIBCXXABI_DATA_VIS __declspec(dllexport) 31 #define _LIBCXXABI_FUNC_VIS __declspec(dllexport) 32 #define _LIBCXXABI_TYPE_VIS __declspec(dllexport) 33 #else 34 #define _LIBCXXABI_HIDDEN 35 #define _LIBCXXABI_DATA_VIS __declspec(dllimport) 36 #define _LIBCXXABI_FUNC_VIS __declspec(dllimport) 37 #define _LIBCXXABI_TYPE_VIS __declspec(dllimport) 38 #endif 39 #else 40 #if !defined(_LIBCXXABI_DISABLE_VISIBILITY_ANNOTATIONS) 41 #define _LIBCXXABI_HIDDEN __attribute__((__visibility__("hidden"))) 42 #define _LIBCXXABI_DATA_VIS __attribute__((__visibility__("default"))) 43 #define _LIBCXXABI_FUNC_VIS __attribute__((__visibility__("default"))) 44 #if __has_attribute(__type_visibility__) 45 #define _LIBCXXABI_TYPE_VIS __attribute__((__type_visibility__("default"))) 46 #else 47 #define _LIBCXXABI_TYPE_VIS __attribute__((__visibility__("default"))) 48 #endif 49 #else 50 #define _LIBCXXABI_HIDDEN 51 #define _LIBCXXABI_DATA_VIS 52 #define _LIBCXXABI_FUNC_VIS 53 #define _LIBCXXABI_TYPE_VIS 54 #endif 55 #endif 56 57 #if defined(_WIN32) 58 #define _LIBCXXABI_WEAK 59 #else 60 #define _LIBCXXABI_WEAK __attribute__((__weak__)) 61 #endif 62 63 #if defined(__clang__) 64 #define _LIBCXXABI_COMPILER_CLANG 65 #endif 66 67 #if __has_attribute(__no_sanitize__) && defined(_LIBCXXABI_COMPILER_CLANG) 68 #define _LIBCXXABI_NO_CFI __attribute__((__no_sanitize__("cfi"))) 69 #else 70 #define _LIBCXXABI_NO_CFI 71 #endif 72 73 #if defined(__arm__) 74 # define _LIBCXXABI_GUARD_ABI_ARM 75 #endif 76 77 #endif // ____CXXABI_CONFIG_H 78