| // Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| /// @assertion |
| /// typeParameter ::= metadata identifier (extends typeNotVoid)? |
| /// typeParameters ::= ‘<’ typeParameter (‘,’ typeParameter)* ‘>’ |
| /// ... |
| /// If no extends clause is present, the upper bound is Object. |
| /// @description Checks that the upper bound is [Object] if [extends] clause is |
| /// absent. |
| /// @author iarkh@unipro.ru |
| |
| |
| class A {} |
| class B extends A {} |
| class C extends B {} |
| |
| class C1<T> {} |
| |
| main() { |
| C1 c11 = C1(); |
| C1 c12 = C1<A>(); |
| C1 c13 = C1<B>(); |
| C1 c14 = C1<C>(); |
| C1 c15 = C1<Object>(); |
| } |
