[6.2][Concurrency] Global actor isolated conformances are only allowed to … #82470
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…override `nonisolated`. Follow-up for swiftlang#79893. More than one global actor isolated conformance at any level creates a clash and conforming type should be inferred as `nonisolated`. Resolves: rdar://154202375 (cherry picked from commit 2e1fe44)
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@swift-ci please test |
bnbarham
approved these changes
Jun 25, 2025
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…override
nonisolated.Cherry-pick of #82465
Explanation:
Follow-up for [Concurrency] Look for explicit 'nonisolated' when getting isolation from protocol conformances. #79893.
More than one global actor isolated conformance at any level creates a clash and conforming type should be inferred as
nonisolated.Resolves: rdar://154202375
Main Branch PR: [Concurrency] Global actor isolated conformances are only allowed to … #82465
Risk: Low. This is a narrow fix that only affects types that conform to protocols which have different global actor isolation.
Reviewed By: @simanerush
Testing: Added new test-cases to the test suite.
(cherry picked from commit 2e1fe44)