jdk-24/test/langtools/tools/javac/lambda/MethodReference71.java
2017-09-12 19:03:39 +02:00

27 lines
555 B
Java

/*
* @test /nodynamiccopyright/
* @bug 8016175
* @summary Add bottom-up type-checking support for unambiguous method references
* @compile/fail/ref=MethodReference71.out -XDrawDiagnostics MethodReference71.java
*/
class MethodReference71 {
interface F<X> {
void m(X x);
}
interface G<X> {
Integer m(X x);
}
void m1(Integer i) { }
void m2(Integer... i) { }
<Z> void g(F<Z> f) { }
<Z> void g(G<Z> g) { }
void test() {
g(this::m1); //ok
g(this::m2); //ambiguous (stuck!)
}
}