diff --git a/cmake/modules/LLVM-Config.cmake b/cmake/modules/LLVM-Config.cmake
index 31395649323..3b0c948e6a6 100644
--- a/cmake/modules/LLVM-Config.cmake
+++ b/cmake/modules/LLVM-Config.cmake
@@ -62,7 +62,13 @@ endmacro(llvm_config)
 function(explicit_llvm_config executable)
   set( link_components ${ARGN} )
 
-  llvm_map_components_to_libnames(LIBRARIES ${link_components})
+  # Check for out-of-tree builds.
+  if(PROJECT_NAME STREQUAL "LLVM")
+    llvm_map_components_to_libnames(LIBRARIES ${link_components})
+  else()
+    explicit_map_components_to_libraries(LIBRARIES ${link_components})
+  endif()
+
   target_link_libraries(${executable} ${LIBRARIES})
 endfunction(explicit_llvm_config)