On Sun, 19 Apr 2026 21:22:55 GMT, Archie Cobbs <[email protected]> wrote:
>> This PR adds a new compiler warning for `@SuppressWarnings` annotations that >> don't actually suppress any warnings. >> >> Summary of code changes: >> >> * Add new warning and associated lint category `"suppression"` >> * Update `LintMapper` to keep track of which `@SuppressWarnings` >> suppressions have been validated ¹ >> * Update `Log.warning()` so it validates any current suppression of the >> warning's lint category in effect. >> * Add a new `validate` parameter to `Lint.isEnabled()` and >> `Lint.isSuppressed()` that specifies whether to also validate any current >> suppression. >> * Add `Lint.isActive()` to check whether a category is enabled _or_ >> suppression of the category is being tracked - in other words, whether the >> warning calculation needs to be performed. Used for non-trivial warning >> calculations. >> * Add `-Xlint:-suppression` flags to `*.gmk` build files so the build >> doesn't break >> >> ¹ The suppression of a lint category is "validated" as soon as it suppresses >> some warning in that category >> >> --------- >> - [x] I confirm that I make this contribution in accordance with the >> [OpenJDK Interim AI Policy](https://openjdk.org/legal/ai). > > Archie Cobbs has updated the pull request incrementally with one additional > commit since the last revision: > > Add test to verfiy compiler ignores unknown categories per review > suggestion. Even If this had to be "off by default". It is very useful to be able to turn it on when you want to check. PS I think you were getting a hint to submit a CSR soon ... ------------- PR Comment: https://git.openjdk.org/jdk/pull/25167#issuecomment-4290728052 PR Comment: https://git.openjdk.org/jdk/pull/25167#issuecomment-4290734411
