Maurizio Cimadamore bd420dc94e 7086586: Inference producing null type argument
Inference should fail in 15.12.2.7 when inference variables with 'nulltype' upper bounds are found

Reviewed-by: dlsmith
2011-09-16 14:16:11 +01:00

55 lines
1.6 KiB
Java

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/*
* @test
* @bug 7086586
*
* @summary Inference producing null type argument
*/
import java.util.List;
public class T7086586b {
int assertionCount = 0;
void assertTrue(boolean cond) {
if (!cond) {
throw new AssertionError();
}
assertionCount++;
}
<T> void m(List<? super T> dummy) { assertTrue(false); }
<T> void m(Object dummy) { assertTrue(true); }
void test(List<?> l) {
m(l);
assertTrue(assertionCount == 1);
}
public static void main(String[] args) {
new T7086586b().test(null);
}
}