Bugzilla Bug 126345

Actually, this one might be a dupe of 117738, but since that one is
RESO/FIXED...

* checking 347 files for package collisions
existing file /usr/share/man/cs/man1/su.1.gz is not owned by this package
existing file /usr/share/man/cs/man1/groups.1.gz is not owned by this package
existing file /usr/share/man/cs/man8/lastlog.8.gz is not owned by this package
* spent 0.671894788742 seconds checking for file collisions
* This package is blocked because it wants to overwrite
* files belonging to other packages (see messages above).
* If you have no clue what this is all about report it
* as a bug for this package on http://bugs.gentoo.org

package sys-apps/shadow-4.0.14-r1 NOT merged


slon ~ # equery b /usr/share/man/cs/man1/su.1.gz
/usr/share/man/cs/man1/groups.1.gz /usr/share/man/cs/man8/lastlog.8.gz
[ Searching for file(s)
/usr/share/man/cs/man1/su.1.gz,/usr/share/man/cs/man1/groups.1.gz,/usr/share/man/cs/man8/lastlog.8.gz
in *... ]
app-i18n/man-pages-cs-0.16 (/usr/share/man/cs/man8/lastlog.8.gz)
app-i18n/man-pages-cs-0.16 (/usr/share/man/cs/man1/su.1.gz)
app-i18n/man-pages-cs-0.16 (/usr/share/man/cs/man1/groups.1.gz)

bug in man-pages-cs

Fixed in -r1. Thanks for the bug report.