As documented in make(1) man page as well as my tests, the '.ORDER'directive only applies to the parallel mode (even -j1), so the${SUBDIR_ORDERED} is actually ignored in the non-parallel mode.
As documented in make(1) man page as well as my tests, the '.ORDER'directive only applies to the parallel mode (even -j1), so the${SUBDIR_ORDERED} is actually ignored in the non-parallel mode.