* sem_prag.adb (Analyze_Pragma): Both pragma Depends and Global can now
support renamings of entire objects. Legal renamings are replaced by
the object they rename.
(Is_Renaming): New routine.
2013-04-11 Yannick Moy <moy@adacore.com>
* set_targ.adb, opt.ads: Minor changes in comments.