# Make a new attribute
	fun make_attribute(name: String,
					n_type: nullable AType,
					n_visibility: nullable AVisibility,
					initial_value: nullable AExpr,
					n_block: nullable AExpr,
					m_attributedef: nullable MAttributeDef,
					m_setterdef: nullable MMethodDef,
					m_getterdef: nullable MMethodDef): AAttrPropdef
	do
		return new AAttrPropdef.make(name, n_type, n_visibility, initial_value, n_block, m_attributedef, m_setterdef, m_getterdef)
	end