DB<1> $xxx=1

            #hitting tab after $x
  DB<2> p $xCan't use string ("::") as a HASH ref while "strict refs" in use at /usr/share/perl/5.18/perl5db.pl line 9513.
 at /usr/share/perl/5.18/perl5db.pl line 9513.
	DB::db_complete('$x', 'p $x', 2) called at /usr/lib/perl5/Term/ReadLine/Gnu/XS.pm line 575