سلام دوست عزیز..
قبلش یه make clean می خواید بزنید بعد ببینید مشکلتون حل می شه..؟
ضمنا:
Sometimes "Nothing to be done for all" error can be caused by spaces before command in makefile rule instead of tab. Please ensure that you use tabs instead of spaces inside of your rules.
https://stackoverflow.com/questions/8561640/make-nothing-to-be-done-for-all
(https://stackoverflow.com/questions/8561640/make-nothing-to-be-done-for-all)