jdk-24/test/langtools/tools/javac/lambda/MethodReference68.java
2017-09-12 19:03:39 +02:00

24 lines
578 B
Java

/*
* @test /nodynamiccopyright/
* @bug 8016175 8078024
* @summary Add bottom-up type-checking support for unambiguous method references
* @compile/fail/ref=MethodReference68.out -XDrawDiagnostics MethodReference68.java
*/
class MethodReference68 {
interface F<X> {
String m(X x);
}
static class Foo {
String getName() { return ""; }
}
@SuppressWarnings("unchecked")
<Z> void g(F<Z> fz, Z... zs) { }
void test() {
g(Foo::getName);
g(Foo::getName, 1); //incompatible constraints, Z <: Foo, Z :> Integer
}
}