Holly Borla comments

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                                            Holly Borla

Concurrency region based isolation does not understand `async let`

@gottesmm

TaskGroup can't be used in GlobalActor isolated context in Swift 6

I believe @gottesmm or @ktoso fixed this recently

Improve dynamic actor isolation diagnostics

@ktoso is starting to build a general runtime entry point to support this in https://github.com/swiftlang/swift/pull/75200

Improve dynamic actor isolation diagnostics

> The concurrency runtime function could also accept more parameters to allow the compiler to feed through information from the type checker, such as why the expected isolation is what...

Missing MainActor warning when MainActor is implied through inheritance

@moreindirection are you compiling with `-strict-concurrency=complete`? This is expected behavior under minimal concurrency checking, because the `@MainActor` annotation on `UIView` is considered to be `@preconcurrency`.

Missing MainActor warning when MainActor is implied through inheritance

I see the reported behavior only with minimal checking. When you turn on complete checking or Swift 6 mode, the diagnostic comes back. This is expected behavior because `UIView` is...

Only during archive builds, the error `Command SwiftCompile failed with a nonzero exit code` occurs.

@ukit-tokyo could you please paste more of the stack trace? I need more information about where the crash is in order to triage the issue.

[6.0][Concurrency] Avoid using "not" in crash tests; use not.py

Is there a corresponding main PR? Could you please link it in the description? EDIT: I see it, sorry, I was confused because the the "original PR" and "issue" labels...

[Concurrency] Allow explicit 'nonisolated' on lazy properties and properties with property wrappers if they are a member of a non-'Sendable' type.

@swift-ci please smoke test

ABI incompatibility between Swift 5 & 6 with inherited protocols

Ah sorry, I'm triaging fairly quickly to make progress through the large backlog of untraiged issues. I saw `Sendable` and "ABI difference between Swift 5 and Swift 6" and assumed...