[Bug ada/55243] STAMP variable is not defined in t-avr

[ebotcazou at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55243

--- Comment #13 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2012-12-10 18:02:19 UTC ---
Created attachment 28916
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28916
Tentative fix for gnatls issue

To be applied in the ada/ source directory.