JDK-8219318 (???): inferred type does not conform to upper bound(s) when collecting to a HashMap

[B. Blaser]

On Tue, 17 Dec 2019 at 22:21, Maurizio Cimadamore
<maurizio.cimadamore at oracle.com> wrote:
>
> On 17/12/2019 18:22, B. Blaser wrote:
> > Note that the fix I suggested isn't fully symmetric neither; the
> > overload inference would only includes method references that don't
> > have stuck variables, see [1]. The only thing that would have to
> > change in the JLS is that inexact method references with no stuck
> > variables would be pertinent to applicability.
>
> I'm afraid it can't be that simple - if you have multiple, non-generic
> methods which can be potential target of a method reference expression,
> which one would you use in order to type-check against the functional
> interface target?

On spec side, grosso modo the most specific one or do you mean on javac side?
Bernard