diff --git a/libunwind/src/CMakeLists.txt b/libunwind/src/CMakeLists.txt
--- a/libunwind/src/CMakeLists.txt
+++ b/libunwind/src/CMakeLists.txt
@@ -5,11 +5,6 @@
     Unwind-EHABI.cpp
     Unwind-seh.cpp
     )
-if(APPLE)
-  list(APPEND LIBUNWIND_CXX_SOURCES
-    Unwind_AppleExtras.cpp
-    )
-endif()
 
 if(${CMAKE_SYSTEM_NAME} MATCHES "AIX")
   list(APPEND LIBUNWIND_CXX_SOURCES
diff --git a/libunwind/src/Unwind_AppleExtras.cpp b/libunwind/src/Unwind_AppleExtras.cpp
deleted file mode 100644
--- a/libunwind/src/Unwind_AppleExtras.cpp
+++ /dev/null
@@ -1,121 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//
-//===----------------------------------------------------------------------===//
-
-#include "config.h"
-
-#include <TargetConditionals.h>
-
-
-// static linker symbols to prevent wrong two level namespace for _Unwind symbols
-#if defined(__arm__)
-#  if defined(__USING_SJLJ_EXCEPTIONS__) && TARGET_OS_IOS
-#     define NOT_HERE_BEFORE_5_0(sym)     \
-       extern const char sym##_tmp30 __asm("$ld$hide$os3.0$_" #sym ); \
-       __attribute__((visibility("default"))) const char sym##_tmp30 = 0; \
-       extern const char sym##_tmp31 __asm("$ld$hide$os3.1$_" #sym ); \
-          __attribute__((visibility("default"))) const char sym##_tmp31 = 0; \
-       extern const char sym##_tmp32 __asm("$ld$hide$os3.2$_" #sym );\
-           __attribute__((visibility("default"))) const char sym##_tmp32 = 0; \
-       extern const char sym##_tmp40 __asm("$ld$hide$os4.0$_" #sym ); \
-          __attribute__((visibility("default"))) const char sym##_tmp40 = 0; \
-       extern const char sym##_tmp41 __asm("$ld$hide$os4.1$_" #sym ); \
-          __attribute__((visibility("default"))) const char sym##_tmp41 = 0; \
-       extern const char sym##_tmp42 __asm("$ld$hide$os4.2$_" #sym ); \
-          __attribute__((visibility("default"))) const char sym##_tmp42 = 0; \
-       extern const char sym##_tmp43 __asm("$ld$hide$os4.3$_" #sym ); \
-          __attribute__((visibility("default"))) const char sym##_tmp43 = 0;
-#  else // defined(__USING_SJLJ_EXCEPTIONS__) && TARGET_OS_IOS
-#     define NOT_HERE_BEFORE_5_0(sym)
-#     define NOT_HERE_BEFORE_10_6(sym)
-#     define NEVER_HERE(sym)
-#  endif // defined(__USING_SJLJ_EXCEPTIONS__) && TARGET_OS_IOS
-#elif TARGET_OS_OSX && !defined(__aarch64__)
-#  define NOT_HERE_BEFORE_10_6(sym) \
-    extern const char sym##_tmp4 __asm("$ld$hide$os10.4$_" #sym ); \
-          __attribute__((visibility("default"))) const char sym##_tmp4 = 0; \
-    extern const char sym##_tmp5 __asm("$ld$hide$os10.5$_" #sym ); \
-          __attribute__((visibility("default"))) const char sym##_tmp5 = 0;
-#  define NEVER_HERE(sym) \
-    extern const char sym##_tmp4 __asm("$ld$hide$os10.4$_" #sym ); \
-          __attribute__((visibility("default"))) const char sym##_tmp4 = 0; \
-    extern const char sym##_tmp5 __asm("$ld$hide$os10.5$_" #sym ); \
-          __attribute__((visibility("default"))) const char sym##_tmp5 = 0; \
-    extern const char sym##_tmp6 __asm("$ld$hide$os10.6$_" #sym ); \
-          __attribute__((visibility("default"))) const char sym##_tmp6 = 0;
-#else
-#  define NOT_HERE_BEFORE_10_6(sym)
-#  define NEVER_HERE(sym)
-#endif
-
-
-#if defined(_LIBUNWIND_BUILD_ZERO_COST_APIS)
-
-//
-// symbols in libSystem.dylib in 10.6 and later, but are in libgcc_s.dylib in
-// earlier versions
-//
-NOT_HERE_BEFORE_10_6(_Unwind_DeleteException)
-NOT_HERE_BEFORE_10_6(_Unwind_Find_FDE)
-NOT_HERE_BEFORE_10_6(_Unwind_ForcedUnwind)
-NOT_HERE_BEFORE_10_6(_Unwind_GetGR)
-NOT_HERE_BEFORE_10_6(_Unwind_GetIP)
-NOT_HERE_BEFORE_10_6(_Unwind_GetLanguageSpecificData)
-NOT_HERE_BEFORE_10_6(_Unwind_GetRegionStart)
-NOT_HERE_BEFORE_10_6(_Unwind_RaiseException)
-NOT_HERE_BEFORE_10_6(_Unwind_Resume)
-NOT_HERE_BEFORE_10_6(_Unwind_SetGR)
-NOT_HERE_BEFORE_10_6(_Unwind_SetIP)
-NOT_HERE_BEFORE_10_6(_Unwind_Backtrace)
-NOT_HERE_BEFORE_10_6(_Unwind_FindEnclosingFunction)
-NOT_HERE_BEFORE_10_6(_Unwind_GetCFA)
-NOT_HERE_BEFORE_10_6(_Unwind_GetDataRelBase)
-NOT_HERE_BEFORE_10_6(_Unwind_GetTextRelBase)
-NOT_HERE_BEFORE_10_6(_Unwind_Resume_or_Rethrow)
-NOT_HERE_BEFORE_10_6(_Unwind_GetIPInfo)
-NOT_HERE_BEFORE_10_6(__register_frame)
-NOT_HERE_BEFORE_10_6(__deregister_frame)
-
-//
-// symbols in libSystem.dylib for compatibility, but we don't want any new code
-// using them
-//
-NEVER_HERE(__register_frame_info_bases)
-NEVER_HERE(__register_frame_info)
-NEVER_HERE(__register_frame_info_table_bases)
-NEVER_HERE(__register_frame_info_table)
-NEVER_HERE(__register_frame_table)
-NEVER_HERE(__deregister_frame_info)
-NEVER_HERE(__deregister_frame_info_bases)
-
-#endif // defined(_LIBUNWIND_BUILD_ZERO_COST_APIS)
-
-
-
-
-#if defined(_LIBUNWIND_BUILD_SJLJ_APIS)
-//
-// symbols in libSystem.dylib in iOS 5.0 and later, but are in libgcc_s.dylib in
-// earlier versions
-//
-NOT_HERE_BEFORE_5_0(_Unwind_GetLanguageSpecificData)
-NOT_HERE_BEFORE_5_0(_Unwind_GetRegionStart)
-NOT_HERE_BEFORE_5_0(_Unwind_GetIP)
-NOT_HERE_BEFORE_5_0(_Unwind_SetGR)
-NOT_HERE_BEFORE_5_0(_Unwind_SetIP)
-NOT_HERE_BEFORE_5_0(_Unwind_DeleteException)
-NOT_HERE_BEFORE_5_0(_Unwind_SjLj_Register)
-NOT_HERE_BEFORE_5_0(_Unwind_GetGR)
-NOT_HERE_BEFORE_5_0(_Unwind_GetIPInfo)
-NOT_HERE_BEFORE_5_0(_Unwind_GetCFA)
-NOT_HERE_BEFORE_5_0(_Unwind_SjLj_Resume)
-NOT_HERE_BEFORE_5_0(_Unwind_SjLj_RaiseException)
-NOT_HERE_BEFORE_5_0(_Unwind_SjLj_Resume_or_Rethrow)
-NOT_HERE_BEFORE_5_0(_Unwind_SjLj_Unregister)
-
-#endif // defined(_LIBUNWIND_BUILD_SJLJ_APIS)