Evolution

Announcements This category is for announcements of Swift evolution proposal reviews and results, as well as other administrative announcements. Creation of new topics in this category is by site admins and Swift Core Team members only, although anyone can reply to topics once created. Proposal Reviews This category is for posting Swift Evolution proposals for review and feedback. Discussion The Evolution Discussion category is for general discussion of the evolution of the Swift language. Pitches The Pitches category is an area for pitching ideas for evolution of the Swift language prior to a formal review.

Topic	Replies	Views	Activity
About the Evolution category Evolution	0	16401	January 18, 2018
[Second review] SE-0483: `InlineArray` Type Sugar Proposal Reviews	74	3304	June 21, 2025
[Pitch #2] Add `isKnownIdentical` Method for Quick Comparisons to `Equatable` Pitches	47	973	June 21, 2025
[Pitch] Typed throws in the Concurrency module Pitches concurrency , typed-throws	40	5288	June 20, 2025
Hidden syntax of `@concurrent` closure? Discussion	2	322	June 20, 2025
The State of Swift & Rust interoperability? Discussion	6	5366	June 19, 2025
Replacing the Type Checker Discussion	133	7225	June 19, 2025
A minor suggestion to simplify non-isolated related rules Discussion concurrency	21	581	June 19, 2025
Proposal: Add Secure Memory Management API for Sensitive Data in Swift Pitches security	0	263	June 18, 2025
[Pitch #2] Add `isIdentical` Methods for Quick Comparisons to Concrete Types Pitches	22	464	June 18, 2025
[Pitch #2] Lifetime dependencies for non-`Escapable` values Pitches	37	1776	June 18, 2025
[Pitch] Allow non-resilient modules to hide dependencies to clients Pitches packagemanager , cxx-interop	7	1009	June 18, 2025
[Pitch] Limited Parallelism TaskGroup Pitches concurrency , task , structured-concurren , asyncsequence , taskgroup	37	1029	June 18, 2025
SE-0486: Migration tooling for Swift features Proposal Reviews	10	1026	June 18, 2025
#Playground macro and "swift play" idea for code exploration in Swift Discussion playground	9	2294	June 18, 2025
[Accepted] SE-0486: Migration tooling for Swift features Announcements	0	214	June 17, 2025
[Pitch] Structured Task Cancellation Tokens Pitches concurrency , structured-concurren , task-local	17	1107	June 17, 2025
[Pitch] Capturing values in exit tests Pitches api , swift-testing	5	333	June 17, 2025
Formalizing @cdecl Pitches	69	19264	June 17, 2025
Add #self, #Self to #function, #file, #line, #column Pitches	27	11750	June 16, 2025
SE-410 and AtomicReference Discussion atomics , synchronization	4	611	June 16, 2025
Swift Evolution proposal acceptance should require that the The Swift Language Book be updated Discussion	49	1639	June 16, 2025
[Accepted] SE-0475: Transactional Observation of Values Announcements	3	593	June 15, 2025
[Accepted] SE-0466: Control default actor isolation inference Announcements	1	431	June 14, 2025
[Pitch] Non-Escapable Types and Lifetime Dependency Pitches	144	14726	June 13, 2025
[Pitch] Custom Main and Global Executors Pitches	48	2657	June 13, 2025
Context-Aware Scoped Extensions Discussion extension , scope	0	180	June 13, 2025
Macros that take patterns Discussion macros	12	434	June 13, 2025
SE-0485: OutputSpan: delegate initialization of contiguous memory Proposal Reviews	14	1055	June 12, 2025
[Accepted with modifications] SE-0485: OutputSpan: delegate initialization of contiguous memory Announcements	0	206	June 12, 2025