{"ast_node_type":"function","tokens":[{"end":59,"kind":"keyword","start":0,"text":"fn"}]}
    fn const_null(&self, typ: Type<'gcc>) -> RValue<'gcc> {
impl<'gcc, 'tcx> ConstCodegenMethods for CodegenCx<'gcc, 'tcx> {
        if type_is_pointer(typ) { self.context.new_null(typ) } else { self.const_int(typ, 0) }