diff --git a/clang/cmake/caches/Apple-stage2.cmake b/clang/cmake/caches/Apple-stage2.cmake
--- a/clang/cmake/caches/Apple-stage2.cmake
+++ b/clang/cmake/caches/Apple-stage2.cmake
@@ -56,6 +56,7 @@
   llvm-objdump
   llvm-nm
   llvm-size
+  llvm-cxxfilt
   llvm-config
   CACHE STRING "")