LifetimeDependenceScopeFixup: handle yielded value copies. #82049
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When extending an access scope over a coroutines, instead of simply considering the lifetime of the coroutine scope, recurse through all uses of yielded values. They may be copyable, non-Escapable values that depend on the coroutine operand. Fixes rdar://152693622 (Extend coroutines over copied yields)
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@swift-ci test |
meg-gupta
reviewed
Jun 10, 2025
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[NFC] LifetimeDependence: fix internal debug output
LifetimeDependenceScopeFixup: handle yielded value copies.
When extending an access scope over a coroutines, instead of simply
considering the lifetime of the coroutine scope, recurse through all
uses of yielded values. They may be copyable, non-Escapable values
that depend on the coroutine operand.
Fixes rdar://152693622 (Extend coroutines over copied yields)