Index: cmake/modules/LLDBStandalone.cmake
===================================================================
--- cmake/modules/LLDBStandalone.cmake
+++ cmake/modules/LLDBStandalone.cmake
@@ -84,6 +84,7 @@
     set(LLVM_SHLIB_OUTPUT_INTDIR ${LLVM_LIBRARY_OUTPUT_INTDIR})
   endif()
 
+  list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/modules")
   include(AddLLVM)
   include(HandleLLVMOptions)
   include(CheckAtomic)