8078660: Misleading recommendation from diamond finder.
Summary: javac should recommend diamond usage if that could lead to a change in program behavior.
Reviewed-by: mcimadamore
/*
* @test /nodynamiccopyright/
* @bug 6939620 7020044 8062373 8078024
*
* @summary Check that diamond works where LHS is supertype of RHS (1-ary constructor)
* @author mcimadamore
* @compile/fail/ref=Neg07.out Neg07.java -XDrawDiagnostics
*
*/
class Neg07 {
static class SuperFoo<X> {}
static class Foo<X extends Number> extends SuperFoo<X> {
Foo(X x) {}
}
SuperFoo<String> sf1 = new Foo<>("");
SuperFoo<String> sf2 = new Foo<>("") {};
}