Feature flags 5.7

Upcoming

📖 How to enable

Experimental

📖 How to enable

Stable

Actors

actors

🔍 Mentions in proposals

AsyncAwait

async/await

🔍 Mentions in proposals

BuiltinAssumeAlignment

Builtin.assumeAlignment

🔍 Mentions in proposals

BuiltinBuildExecutor

Executor-building builtins

🔍 Mentions in proposals

BuiltinBuildMainExecutor

MainActor executor building builtin

🔍 Mentions in proposals

BuiltinContinuation

Continuation builtins

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BuiltinCopy

Builtin.copy()

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BuiltinCreateAsyncTaskInGroup

MainActor executor building builtin

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BuiltinExecutor

Builtin.Executor type

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BuiltinHopToActor

Builtin.HopToActor

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BuiltinJob

Builtin.Job type

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BuiltinStackAlloc

Builtin.stackAlloc

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BuiltinTaskGroupWithArgument

TaskGroup builtins

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ConcurrentFunctions

@concurrent functions

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EffectfulProp

Effectful properties

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GlobalActors

Global actors

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ImplicitSelfCapture

@_implicitSelfCapture attribute

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InheritActorContext

@_inheritActorContext attribute

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MarkerProtocol

@_marker protocol

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NoAsyncAvailability

@available(*, noasync)

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PrimaryAssociatedTypes2

Primary associated types

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RethrowsProtocol

@rethrows protocol

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Sendable

Sendable and @Sendable

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SpecializeAttributeWithAvailability

@_specialize attribute with availability

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UnavailableFromAsync

@_unavailableFromAsync

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UnsafeInheritExecutor

@_unsafeInheritExecutor

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StaticAssert

#assert

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Actors2

actors #2 (TEMPORARY)

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BuiltinMove

Builtin.move()

🔍 Mentions in proposals