$ perl -MWx -e " Wx::ListCtrl->new ( )"

$ perl -MWx -e " Wx::ListCtrl->new ( undef, )"

$ perl -MWx -e " Wx::ListCtrl->new ( undef, undef ,  )"

$ perl -MWx -e " Wx::ListCtrl->new ( undef, undef , undef )"
variable is not of type Wx::Point at -e line 1.

$ perl -MWx -e " Wx::ListCtrl->new ( undef, undef , Wx::Point->new )"

$ perl -MWx -e " Wx::ListCtrl->new ( undef, undef , [-1,-1] )"