[6.2, LifetimeDependenceMutableAccessors] defensive feature flag #80847
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glessard
added
🍒 release cherry pick
|
@swift-ci please test |
stephentyrone
approved these changes
Apr 29, 2025
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Adds a feature flag for mutable getters that return non-escapable results.
The feature flag introduced here is intended to guard mutating accessors that return non-escapable types, because this combination crashes an older version of the compiler as it parses the swiftinterface file.
Addresses rdar://149227278
This is a cherry-pick of #80831
Reviewed by @porglezomp and @atrick