[Mono.Android] [Preserve]
now has [Obsolete(error:true)]
#9109
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Context: TobiasBuchholz/Plugin.Firebase#144 (comment)
Even since .NET 6 (in e604833), we have marked
[Preserve]
as[Obsolete]
. However, you could still use the attribute thinking it might do something, while it actually does nothing.Let's add in .NET 9:
error: true
so you get a build errorAn actual docs link (the best one I could find)