[6.0] Make BorrowingSwitch a LANGUAGE_FEATURE. #74226
Merged
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Outdated suggestions cannot be applied.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.
Explanation: Changes the compiler's classification of
$BorrowingSwitch
to be a regular language feature rather than an "upcoming feature", since the feature flag doesn't change any source-breaking behavior.Scope: Should be no change for most Swift developers.
Issue: rdar://129417451
Original PR: #74223
Risk: Low. Only affects the behavior of a feature flag used for bringup of a feature.
Testing: N/A
Reviewer: @atrick