It would be nice if this text would be added to the description of --newuse in the manpage: """--reinstall=changed-use is a lighter alternative of this option." Reproducible: Always
This is fixed in git: http://git.overlays.gentoo.org/gitweb/?p=proj/portage.git;a=commit;h=cbc252bbfe3f2650995e429005122c0539c691cf
This is fixed in 2.1.9.40 and 2.2.0_alpha24.