test/tools/javac/capture/Capture2.java

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  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  20  * CA 95054 USA or visit www.sun.com if you need additional information or
  21  * have any questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 5029773
  27  * @summary soundness problem with failure to subsitute wildcard as type formal argument
  28  * @author gafter
  29  *
  30  * @compile/fail -source 1.5 Capture2.java
  31  */
  32 
  33 package capture2;
  34 
  35 class R<T extends R<T>> {
  36     T f() { return null; }
  37     T t;
  38 
  39     void x(R<?> r) {
  40         this.t = r.f().t; // this should be an error!
  41     }
  42 }


  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  20  * CA 95054 USA or visit www.sun.com if you need additional information or
  21  * have any questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 5029773
  27  * @summary soundness problem with failure to subsitute wildcard as type formal argument
  28  * @author gafter
  29  *
  30  * @compile/fail Capture2.java
  31  */
  32 
  33 package capture2;
  34 
  35 class R<T extends R<T>> {
  36     T f() { return null; }
  37     T t;
  38 
  39     void x(R<?> r) {
  40         this.t = r.f().t; // this should be an error!
  41     }
  42 }