diff --git a/llvm/cmake/config-ix.cmake b/llvm/cmake/config-ix.cmake
index 6bd2b535500e..e2b4bf999a4d 100755
--- a/llvm/cmake/config-ix.cmake
+++ b/llvm/cmake/config-ix.cmake
@@ -546,6 +546,9 @@ set(LLVM_BINUTILS_INCDIR "" CACHE PATH
 	"PATH to binutils/include containing plugin-api.h for gold plugin.")
 
 if(CMAKE_HOST_APPLE AND APPLE)
+  if(NOT CMAKE_XCRUN)
+    find_program(CMAKE_XCRUN NAMES xcrun)
+  endif()
   if(CMAKE_XCRUN)
     execute_process(COMMAND ${CMAKE_XCRUN} -find ld
       OUTPUT_VARIABLE LD64_EXECUTABLE