2007-09-26 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch8.adb (Analyze_Use_Type): Code cleanup.
(Applicable_Use): Emit a warning when a package tries to use itself.
(Use_One_Type): Add variable Is_Known_Used. Emit a warning when a type
is already in use or the package where it is declared is in use or is
declared in the current package.
(Spec_Reloaded_For_Body): New subsidiary routine for Use_One_Type.
* a-tasatt.adb, s-osprim-vxworks.adb, g-socthi-mingw.adb,
s-intman-vms.adb, g-socket.adb, g-thread.adb, s-tarest.adb,
s-tassta.adb, s-tporft.adb: Remove redundant 'use type' clause.
From-SVN: r128779
