Index: libcxxabi/trunk/cmake/Modules/HandleOutOfTreeLLVM.cmake
===================================================================
--- libcxxabi/trunk/cmake/Modules/HandleOutOfTreeLLVM.cmake
+++ libcxxabi/trunk/cmake/Modules/HandleOutOfTreeLLVM.cmake
@@ -93,10 +93,7 @@
     endif()
   endif()
   if (LLVM_FOUND)
-    # Enable warnings, otherwise -w gets added to the cflags by HandleLLVMOptions.
-    set(LLVM_ENABLE_WARNINGS ON)
     include(AddLLVM OPTIONAL)
-    include(HandleLLVMOptions OPTIONAL)
   endif()
 
   # LLVM Options --------------------------------------------------------------