diff --git a/llvm/CMakeLists.txt b/llvm/CMakeLists.txt
--- a/llvm/CMakeLists.txt
+++ b/llvm/CMakeLists.txt
@@ -975,11 +975,6 @@
 set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_LIBRARY_DIR} )
 set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_LIBRARY_DIR} )
 
-if(LLVM_INCLUDE_TESTS)
-  include(GetErrcMessages)
-  get_errc_messages(LLVM_LIT_ERRC_MESSAGES)
-endif()
-
 # For up-to-date instructions for installing the TFLite dependency, refer to
 # the bot setup script: https://github.com/google/ml-compiler-opt/blob/main/buildbot/buildbot_init.sh
 set(LLVM_HAVE_TFLITE "" CACHE BOOL "Use tflite")
diff --git a/llvm/cmake/config-ix.cmake b/llvm/cmake/config-ix.cmake
--- a/llvm/cmake/config-ix.cmake
+++ b/llvm/cmake/config-ix.cmake
@@ -438,6 +438,11 @@
   endif()
 endif()
 
+if(LLVM_INCLUDE_TESTS)
+  include(GetErrcMessages)
+  get_errc_messages(LLVM_LIT_ERRC_MESSAGES)
+endif()
+
 # By default, we target the host, but this can be overridden at CMake
 # invocation time.
 include(GetHostTriple)