Your bug report

#18175: files.el: use mapc in (mapcar 'switch-to-buffer ...) 

which was filed against the emacs package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 18175@debbugs.gnu.org.

-- 
18175: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=18175
GNU Bug Tracking System
Contact help-debbugs@gnu.org with problems