[lworld] RFR: 8279901: [lworld] Javac should verify/ensure that a Functional interface implements neither IdentityObject nor ValueObject

[Aggelos Biboudis]

On Thu, 13 Jan 2022 09:52:47 GMT, Srikanth Adayapalam <sadayapalam at openjdk.org> wrote:

> Disqualify interfaces that extend either of the top interface types from being lambda target types.

LGTM 🚀

src/jdk.compiler/share/classes/com/sun/tools/javac/code/Types.java line 798:

> 796:             }
> 797:             // Not functional if extending either of the top interface types.
> 798:             Type topInferface;

Small typo

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Marked as reviewed by biboudis at github.com (no known OpenJDK username).

PR: https://git.openjdk.java.net/valhalla/pull/601