c/4076: -Wunused doesn't warn about static function only called by itself.

[bangerth@dealii.org]

Synopsis: -Wunused doesn't warn about static function only called by itself.

State-Changed-From-To: open->analyzed
State-Changed-By: bangerth
State-Changed-When: Tue Jan  7 17:07:14 2003
State-Changed-Why:
    Confirmed. This seems like a case that does not happen so
    very often, but why not ask for such an enhancement.

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=4076