TDebugInfoDwarf, so DWARFv2 and DWARFv3 generators can share protected
    methods.
  * fixed the debug info for sets whose language-level lower bound is not
    equal to the actual set base used when storing the data (e.g., a "set
    of 1..5" is actually stored as a "set of 0..7" or "set of 0..31")
    (mantis #13984)
  + interactive test for the above

git-svn-id: trunk@13302 -