[jdk17u-dev] RFR: 8341779: [REDO BACKPORT] type annotations are not visible to javac plugins across compilation boundaries (JDK-8225377) [v2]

[Liam Miller-Cushon]

On Sat, 1 Nov 2025 21:30:52 GMT, Liam Miller-Cushon <cushon at openjdk.org> wrote:

>> [JDK-8341779](https://bugs.openjdk.org/browse/JDK-8341779) is a redo of the backport of [JDK-8323093](https://bugs.openjdk.org/browse/JDK-8323093), see also discussion in CSR [JDK-8346471](https://bugs.openjdk.org/browse/JDK-8346471).
>> 
>> JDK-8341779 was backported to JDK 21u and released in 21.0.8, as discussed in the CSR this PR proposes integrating it into a future 17u release now that 21.0.8 has been released.
>> 
>> Similar to [JDK-8360406](https://bugs.openjdk.org/browse/JDK-8360406) for 21u, a future backport will disable this logic for 17u by default, and optionally allow the fix to be enabled with `-XDaddTypeAnnotationsToSymbol`.
>> 
>> The patch did not apply cleanly, I resolved one merge conflict due to changes to the internal `TypeMetadata` API for JDK-8303820.
>
> Liam Miller-Cushon has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Backport 67c4a0826babb55ce56acf2b3b289b51d9d5529e
>  - Resolve merge conflict
>    
>    due to changes to the internal TypeMetadata API for JDK-8303820

Thanks! I will aim to backport the the follow-ups close together with this change.

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PR Comment: https://git.openjdk.org/jdk17u-dev/pull/4124#issuecomment-3606657164