Add a fast path for null $(eval)
Add a fast path for null $(eval)

pombredanne/kati,shinh/kati,dalinaum/kati,danw/kati,google/kati,shinh/kati,colincross/kati,danw/kati,pombredanne/kati,pombredanne/kati,pombredanne/kati,colincross/kati,danw/kati,google/kati,dalinaum/kati,colincross/kati,shinh/kati,google/kati,dalinaum/kati,colincross/kati,pombredanne/kati,danw/kati,shinh/kati,shinh/kati,pombredanne/kati,dalinaum/kati,colincross/kati,danw/kati,colincross/kati,shinh/kati,google/kati,dalinaum/kati,danw/kati,google/kati