8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /*
25 * @test
26 * @bug 8024070
27 * @summary Test that type speculation doesn't cause incorrect execution
28 * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseOnStackReplacement -XX:-BackgroundCompilation -XX:TypeProfileLevel=222 -XX:+UseTypeSpeculation TypeSpeculation
29 *
30 */
31
32 public class TypeSpeculation {
33
34 interface I {
35 }
36
37 static class A {
38 int m() {
39 return 1;
40 }
41 }
42
43 static class B extends A implements I {
44 int m() {
45 return 2;
46 }
47 }
48
49 static class C extends B {
50 int m() {
51 return 3;
|
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /*
25 * @test
26 * @bug 8024070
27 * @summary Test that type speculation doesn't cause incorrect execution
28 *
29 * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseOnStackReplacement
30 * -XX:-BackgroundCompilation -XX:TypeProfileLevel=222
31 * -XX:+UseTypeSpeculation
32 * compiler.types.TypeSpeculation
33 */
34
35 package compiler.types;
36
37 public class TypeSpeculation {
38
39 interface I {
40 }
41
42 static class A {
43 int m() {
44 return 1;
45 }
46 }
47
48 static class B extends A implements I {
49 int m() {
50 return 2;
51 }
52 }
53
54 static class C extends B {
55 int m() {
56 return 3;
|