[6.2, stdlib] make _overrideLifetime() functions public#81225
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glessard merged 4 commits intoMay 8, 2025
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These are discussed in the lifetime annotations pitch: swiftlang/swift-evolution#2750 Addresses rdar://150400414
These TODOs aren’t particularly actionable. What we really want is a way to define `_overrideLifetime()` in a not-unsafe way, and that will probably be a `Builtin` operation.
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This is a cherry-pick of #81224, reviewed by @meg-gupta and @atrick.
These functions are discussed in the lifetime annotations pitch: swiftlang/swift-evolution#2750
They are necessary to implement functions returning non-escapable values, such as Data.bytes.
Addresses rdar://150400414