[ClangImporter] SE-0463: Implement @Sendable inference exception for global actor isolated functions
#82085
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…meter This lifts the check for the feature flag up into the `importParameterType` from `importType` and means that completion handler type for `async` variant is no longer gains `@Sendable` attribute.
…r global actor isolated functions Functions that are isolated to a global actor don't have completion handlers imported as `@Sendable`. Main actor isolated functions with completion handlers that are always called on the main actor is a very common Objective-C pattern, and this carve out will eliminate false positive warnings in the cases where the main actor annotation is missing on the completion handler parameter. Resolves: rdar://149811049
xedin
requested review from
jckarter,
ktoso,
zoecarver,
egorzhdan,
beccadax,
ian-twilightcoder,
Xazax-hun,
j-hui,
fahadnayyar and
susmonteiro
as code owners
ktoso
approved these changes
Jun 7, 2025
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@swift-ci please test |
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Functions that are isolated to a global actor don't have completion
handlers imported as
@Sendable. Main actor isolated functions withcompletion handlers that are always called on the main actor is a
very common Objective-C pattern, and this carve out will eliminate
false positive warnings in the cases where the main actor annotation
is missing on the completion handler parameter.
Resolves: rdar://149811049