Fix LifetimeDependenceScopeFixup: read access can depend on 'inout' #81004
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−39
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Add support for returnValue phis (e.g. to return an Optional .some or .none). Fixes rdar://149397018 (Wrapping non escapable in an Optional (or any copy lifetime wrapper) is an escape)
Allow a dependency on a local [read] access scope to be transfered to the caller's [modify] access. Fixes rdar://149560133 (Invalid lifetime dependence error when trying to return Span from an inout argument)
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Allow a dependency on a local [read] access scope to be transfered to the caller's [modify] access.
Fixes rdar://149560133 (Invalid lifetime dependence error when trying to return Span from an inout argument)