[6.0][SE-0423] Promote DynamicActorIsolation
to an upcoming feature and add a way to disable checks
#73104
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Cherry-pick of #73007
Explanation:
The functionality has been improved by the initial SE-0423 review.
DynamicActorIsolation
from experimental to upcoming feature in Swift 6@preconcurrency
conformances syntax from the flag-disable-dynamic-actor-isolation
frontend flag as a way to elide runtime checks as described in the updated proposal.Scope:
@preconcurrency
conformances, witness and Objective-C thunks and function conversions with actor isolation erasureMain Branch PRs: [SE-0423] Promote
DynamicActorIsolation
to an upcoming feature and add a way to disable checks #73007Risk: Low
Resolves: rdar://121141774
Reviewed By: @hborla
Testing: Added test-cases to the test suite.