RFR: 8311825: Duplicate qualified enum constants not detected

[Vicente Romero]

On Thu, 13 Jul 2023 12:52:28 GMT, Jan Lahoda <jlahoda at openjdk.org> wrote:

> Duplicate enum constant check is missing for switches, when the qualified constants are used, so code like:
> 
> switch (...) {
>      case E.A -> {}
>      case E.A -> {}
> }
> 
> 
> Does not produce any errors. This patch is trying to fix this problem by adding the duplicate checks (sadly the codepaths are distinct, so the check is simply added to the various codepaths).

looks good

-------------

Marked as reviewed by vromero (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/14870#pullrequestreview-1529171467