diff --git a/xb.bat b/xb.bat
index 44e3f1f38..111a5c90d 100644
--- a/xb.bat
+++ b/xb.bat
@@ -488,7 +488,10 @@ IF %ALL% NEQ 1 (
   )
   POPD
   IF %ANY_ERRORS% NEQ 0 (
-    ECHO FOOO
+    ECHO.
+    ECHO ERROR: one or more clang-format calls failed
+    ENDLOCAL & SET _RESULT=1
+    GOTO :eof
   )
 )