---
 llvm/lib/Support/Unix/Memory.inc |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: llvm-toolchain-9_9.0.0/llvm/lib/Support/Unix/Memory.inc
===================================================================
--- llvm-toolchain-9_9.0.0.orig/llvm/lib/Support/Unix/Memory.inc
+++ llvm-toolchain-9_9.0.0/llvm/lib/Support/Unix/Memory.inc
@@ -256,7 +256,7 @@ void Memory::InvalidateInstructionCache(
   // FIXME: Can we safely always call this for __GNUC__ everywhere?
   const char *Start = static_cast<const char *>(Addr);
   const char *End = Start + Len;
-  __clear_cache(const_cast<char *>(Start), const_cast<char *>(End));
+  __builtin___clear_cache(const_cast<char *>(Start), const_cast<char *>(End));
 #  endif
 
 #endif  // end apple