RFR: 8351232: NPE: Cannot invoke "getDeclarationAttributes" because "sym" is null

[Chen Liang]

On Wed, 7 May 2025 14:40:15 GMT, Adam Sotona <asotona at openjdk.org> wrote:

> Javac throws NPE in very specific circumstances described in [JDK-8351232](https://bugs.openjdk.org/browse/JDK-8351232).
> The NPE has been fixed as a side effect of "stripMetadata" call in the recent [JDK-8355065](https://bugs.openjdk.org/browse/JDK-8355065) fix.
> 
> This PR only adds a test case to avoid regression of the NPE.
> 
> Please review.
> 
> Thank you,
> Adam

Looks reasonable to me

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

Marked as reviewed by liach (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/25098#pullrequestreview-2822117363