irp->segment_types[IR_SEGMENT_CONSTRUCTORS]
= new_type_class(IDENT("Constructors"));
irp->segment_types[IR_SEGMENT_DESTRUCTORS]
irp->segment_types[IR_SEGMENT_CONSTRUCTORS]
= new_type_class(IDENT("Constructors"));
irp->segment_types[IR_SEGMENT_DESTRUCTORS]