diff --git a/test/vararg1.d b/test/vararg1.d
index 7e8ffe73..5ae8837c 100644
--- a/test/vararg1.d
+++ b/test/vararg1.d
@@ -7,9 +7,8 @@ extern(C) int add(int n, ...)
     va_list ap=void;
     va_start(ap, n);
     int r;
-    //for (int i=0; i<n; i++)
-    //    r += va_arg!(int)(ap);
-    r = va_arg!(int)(ap);
+    for (int i=0; i<n; i++)
+        r += va_arg!(int)(ap);
     va_end(ap);
     return r;
 }