89 Pull requests merged by 34 people

• [test] Add some more known type-checker crashers

  #82332 merged Jun 20, 2025

• [stdlib, 6.2] revert "add missing computed properties" #82284

  #82351 merged Jun 20, 2025

• [RemoteInspection] Change RemoteAbsolutePointer (NFC)

  #82325 merged Jun 20, 2025

• 🍒[cxx-interop] Make usages of Swift Span @_alwaysEmitIntoClient in the overlay

  #82341 merged Jun 20, 2025

• [AST] Replace type variables and placeholders in original ErrorTypes

  #82292 merged Jun 20, 2025

• [ConstraintSystem] Guard all the performance hacks with a flag

  #82320 merged Jun 20, 2025

• Remove FreeBSD from SWIFT_LIBSTDCXX_PLATFORMS as libc++ is the default standard library on FreeBSD

  #82314 merged Jun 20, 2025

• Revert "[flow-isolation] Allow for initialization of fields of a Global Actor isolated class in its nonisolated inits"

  #82311 merged Jun 20, 2025

• [swift][Demangling][NFC] Move NodePrinter declarations to a header

  #82335 merged Jun 19, 2025

• [6.2][Test] Fix Interpreter/layout_string_witnesses_dynamic.swift

  #82353 merged Jun 19, 2025

• stdlib: handle unsafe annotations in additional places

  #82342 merged Jun 19, 2025

• [IRGen] Fix placeholder logic for emission of conditionally inverted …

  #82347 merged Jun 19, 2025

• [cxx-interop] Make usages of Swift Span @_alwaysEmitIntoClient in the overlay

  #82309 merged Jun 19, 2025

• [CSSimplify] VariadicGenerics: Don't attempt to wrap optional into on…

  #82326 merged Jun 19, 2025

• Introduce non-recursive print options and use them to handle IUO printing more elegantly

  #82327 merged Jun 19, 2025

• [SourceKit] Support location info for macro-expanded Clang imports

  #82006 merged Jun 19, 2025

• [6.2] [CS] Distinguish locators for generic args in addSpecializationConstraint

  #82340 merged Jun 19, 2025

• [CS] Distinguish locators for generic args in addSpecializationConstraint

  #82334 merged Jun 19, 2025

• [Sema] Tighten up function call check in resolveKeyPathExpr

  #82316 merged Jun 19, 2025

• Platform: expose NTAPI

  #82343 merged Jun 19, 2025

• libxml2: Explicitly set the LLDB LibXML2 version

  #82210 merged Jun 19, 2025

• RequirementMachine: Add more limits to catch runaway computation, and fix a bug

  #82321 merged Jun 19, 2025

• [FreeBSD] Adding FreeBSD support

  #77836 merged Jun 19, 2025

• build: avoid installing SQLite3

  #82322 merged Jun 19, 2025

• [Test] Fix Interpreter/layout_string_witnesses_dynamic.swift

  #82279 merged Jun 18, 2025

• [6.2][IRGen] Emit null check before swift_conformsToProtocol for nullable metatypes

  #82241 merged Jun 18, 2025

• [IRGen] Emit null check before swift_conformsToProtocol for nullable …

  #82240 merged Jun 18, 2025

• [Dependency Scanning] Remove obsolete placeholder module concept

  #82031 merged Jun 18, 2025

• [6.2] [Sema] Tighten up function call check in resolveKeyPathExpr

  #82319 merged Jun 18, 2025

• [Reflection] Add lightweight error handling to ReflectionContext

  #82244 merged Jun 18, 2025

• SILGen: adjust check for optional-to-optional conversion

  #82099 merged Jun 18, 2025

• [stdlib, 6.2] add missing computed properties

  #82284 merged Jun 18, 2025

• [6.2][Concurrency] SE-0449: Fix a few issues related to nonisolated type declarations

  #82324 merged Jun 18, 2025

• [Tests] NFC: Update Sema/enum_raw_representable_object_literals.swift

  #82329 merged Jun 18, 2025

• [6.2] SILGen: Handle struct fields and addressors as addressable storage.

  #82296 merged Jun 18, 2025

• [cxx-interop] Disable test with an older runtime

  #82299 merged Jun 18, 2025

• [6.2] [Sema] Add null check in createMemberwiseInitParameter

  #82304 merged Jun 18, 2025

• [Sema] Add null check in createMemberwiseInitParameter

  #82295 merged Jun 18, 2025

• [6.2] utils: Add llvm-symbolizer to install_components_with_clang presets

  #82007 merged Jun 18, 2025

• [6.2] Sema: Relax diagnosis of implied marker protocol conformances with mismatched availability

  #82310 merged Jun 18, 2025

• Sema: Relax diagnosis of implied marker protocol conformances with mismatched availability

  #82308 merged Jun 18, 2025

• [6.2] LifetimeDependenceScopeFixup: crash handling dead-end coroutine

  #82287 merged Jun 18, 2025

• Add a feature check for extern c support of builtin vectors

  #82306 merged Jun 17, 2025

• [Concurrency] Look for explicit 'nonisolated' when getting isolation from protocol conformances.

  #79893 merged Jun 17, 2025

• [build-script] build LLVMTestingSupport only if target is generated

  #82278 merged Jun 17, 2025

• [xcodegen] Make sure to realPath Clang file paths

  #82293 merged Jun 17, 2025

• More fuzzer fixes

  #82275 merged Jun 17, 2025

• [stdlib] add missing computed properties

  #82277 merged Jun 17, 2025

• [Legacy Driver] Obsolete and remove batch compilation mode from the legacy driver

  #81569 merged Jun 17, 2025

• Fix doc comment in DropWhile.swift

  #82290 merged Jun 17, 2025

• utils: pass along Foundation and XCTest to TSC

  #82267 merged Jun 17, 2025

• [build.ps1] Honor --SkipBuild with --IncludeNoAsserts

  #82271 merged Jun 17, 2025

• [6.2] LifetimeDependence type check: infer trivial _read accessor

  #82269 merged Jun 17, 2025

• [Concurrency] SE-0449: nonisolated on a type should prevent isolati…

  #82289 merged Jun 17, 2025

• [cxx-interop] Import nullability of templated function parameters correctly

  #82161 merged Jun 17, 2025

• 6.2: [IRGen] Fix FixedArray of fixedSize 1 element addressing

  #82282 merged Jun 17, 2025

• [cxx-interop] Shared references are considered safe

  #82203 merged Jun 17, 2025

• SILGen: Handle struct fields and addressors as addressable storage.

  #82288 merged Jun 17, 2025

• Revert "[wasm] Build and install libxml2 for Wasm SDK"

  #82294 merged Jun 17, 2025

• [IRGen] Fix FixedArray of fixedSize 1 element addressing.

  #82280 merged Jun 17, 2025

• LifetimeDependenceScopeFixup: crash handling dead-end coroutine

  #82286 merged Jun 17, 2025

• Fix bug making ~0x1 mask in stdlib/toolchain/CompatibilityDynamicReplacements/DynamicReplaceable.cpp

  #82264 merged Jun 17, 2025

• Quick support for calling extern c functions with Builtin vector types.

  #82225 merged Jun 17, 2025

• Quiet a deprecation warning in the count(where:) benchmark

  #82257 merged Jun 17, 2025

• Sema: Relax enum parameter pack restriction for CodingKeys

  #82238 merged Jun 17, 2025

• [rebranch] Get Swift almost building with stable/20250601

  #82243 merged Jun 17, 2025

• [6.2][Concurrency] NonisolatedNonsendingByDefault: Except @Test test-cases and $ prefixed declarations from migration

  #82276 merged Jun 17, 2025

• [test] Add a few more known type-checker crashers

  #82263 merged Jun 17, 2025

• LifetimeDependence type check: infer trivial _read accessor

  #82268 merged Jun 17, 2025

• {AST,Basic}Bridging: Use <swift/bridging> and try directly bridging one of our enums

  #82165 merged Jun 17, 2025

• Further relax concrete simd ir tests

  #82242 merged Jun 17, 2025

• [Runtime] Remove redundant swift_auth_code_function, use existing swift_auth_code.

  #82245 merged Jun 16, 2025

• [wasm] Build and install libxml2 for Wasm SDK

  #82174 merged Jun 16, 2025

• [Concurrency] NonisolatedNonsendingByDefault: Except @Test test-cases and $ prefixed declarations from migration

  #82229 merged Jun 16, 2025

• [Modules] Allow implicit conversions when loading interfaces with invalid os versions

  #82228 merged Jun 16, 2025

• [Sema] Scale back CodingKeys hack in TypeChecker::lookupUnqualifiedType

  #82237 merged Jun 16, 2025

• build-script: Remove support for legacy way of building compiler-rt

  #82124 merged Jun 16, 2025

• [6.2][embedded][overlay] _Builtin_float and Synchronization cannot be imported in embedded Swift mode

  #82117 merged Jun 16, 2025

• [xcodegen] realpath Swift target sources

  #82254 merged Jun 16, 2025

• build-script: fix --skip-build-llvm not having full effect

  #82233 merged Jun 16, 2025

• [6.2][Runtime] Remove redundant swift_auth_code_function, use existing swift_auth_code.

  #82247 merged Jun 16, 2025

• Revert "Tests: enable Swift PM tests in Windows toolchain build"

  #82265 merged Jun 16, 2025

• [6.2] Sema: Don't expand macros when binding extensions

  #82132 merged Jun 14, 2025

• [6.2] [Sema] Scale back CodingKeys hack in TypeChecker::lookupUnqualifiedType

  #82239 merged Jun 14, 2025

• [6.2] Fix an inliner crash when inlining begin_apply with scoped lifetime dependence

  #82224 merged Jun 14, 2025

• [6.2] Disallow @_lifetime(borrow) for trivial 'inout' arguments

  #82217 merged Jun 14, 2025

• [6.2][Test] Reduce stack usage in async_taskgroup_discarding_neverConsumingTasks.swift.

  #82234 merged Jun 13, 2025

• [IRGen] Don't use GOTPCREL relocations for x86 ELF.

  #82232 merged Jun 13, 2025

• IRGen: Disable indirect symbol replacement with GOTPCREL for AArch64/ELF

  #82060 merged Jun 13, 2025

45 Pull requests opened by 31 people

• Add benchmarks for lengthOfBytes(using:) and maximumLengthOfBytes(using:)

  #82248 opened Jun 13, 2025

• [Concurrency][Embedded] Make sure Embedded Swift links Impl functions.

  #82270 opened Jun 16, 2025

• Add some basic tests for Observations with nearly full coverage

  #82272 opened Jun 16, 2025

• Add some basic tests for Observations with nearly full coverage

  #82273 opened Jun 16, 2025

• Re-apply "Tests: enable Swift PM tests in Windows toolchain build""

  #82274 opened Jun 16, 2025

• [ABIChecker] Use -Isystem and -Fsystem for swift-api-digester

  #82283 opened Jun 17, 2025

• [wasm] Build and install Foundation for Wasm SDK

  #82285 opened Jun 17, 2025

• [Concurrency] fix documentation typos in TaskGroup.swift

  #82291 opened Jun 17, 2025

• Toolchain testing PR for SwiftPM

  #82300 opened Jun 17, 2025

• Optimize _SmallString.init?(_:, appending:) using direct bits manipulation

  #82301 opened Jun 17, 2025

• [6.2][cxx-interop] Shared references are considered safe

  #82305 opened Jun 17, 2025

• [Observation] Restrict deinitialization fired events to be limited to one per registrar and send a \Self.self as the keypath to avoid property confusions

  #82307 opened Jun 17, 2025

• [Runtime] Tail call swift_retain in ObjC retain implementation.

  #82312 opened Jun 17, 2025

• [SILOptimizer]: slow OSSA lifetime canonicalization mitigation

  #82313 opened Jun 17, 2025

• Add an "addressable for dependencies" flag to value witness flags.

  #82323 opened Jun 17, 2025

• [PriorityQueue] Fix binary heap index calculations for 0-based arrays

  #82328 opened Jun 18, 2025

• [Runtime][Tests] Disable Runtime/backtrace test on Android.

  #82330 opened Jun 18, 2025

• Enable `MainActor` in embedded concurrency, add `ExecutorImpl.cpp`

  #82331 opened Jun 18, 2025

• [cxx-interop] Fix duplicate symbol error with default arguments

  #82333 opened Jun 18, 2025

• add new methods to the NodePrinter to enable range tracking possibilities when demangling a name

  #82336 opened Jun 18, 2025

• ASTBridging: Bridge more enums directly

  #82338 opened Jun 18, 2025

• [Const Extract] Fix nil default argument being extracted as nil raw literal

  #82339 opened Jun 18, 2025

• [6.2] Add an "addressable for dependencies" flag to value witness flags.

  #82344 opened Jun 18, 2025

• [Reflection] Add lightweight error handling to ReflectionContext

  #82345 opened Jun 18, 2025

• utils: adjust the StaticFoundation builds on Windows

  #82346 opened Jun 18, 2025

• use RespectOriginallyDefinedIn when mangling extension contexts

  #82348 opened Jun 18, 2025

• Optimizer: re-implement and improve the AllocBoxToStack pass

  #82349 opened Jun 18, 2025

• organizes new articles into the existing pages for descriptions and groups

  #82350 opened Jun 18, 2025

• [6.2][IRGen] Fix placeholder logic for emission of conditionally inverted protocols

  #82352 opened Jun 18, 2025

• Add lifetime dependencies on function types representing ~Escapable enum elements with ~Escapable payloads

  #82354 opened Jun 18, 2025

• FreeBSD: Link C++ runtimes when Cxx interop is enabled

  #82355 opened Jun 18, 2025

• [reflection] Fine-tune error messages

  #82356 opened Jun 18, 2025

• [Swiftify] Add vsnprintf test

  #82357 opened Jun 18, 2025

• [presets] Actually make https://github.com/swiftlang/swift/pull/81284 work

  #82358 opened Jun 19, 2025

• [stdlib] Update `InlineArray` documentation

  #82363 opened Jun 19, 2025

• presets: allow incremental rebuilds of stdlib for WASI

  #82364 opened Jun 19, 2025

• Format Swift sources in `utils` and add a test to enforce their format going forward

  #82365 opened Jun 19, 2025

• Track Wasm-related `build-script` files in `CODEOWNERS`

  #82366 opened Jun 19, 2025

• 🍒 [Windows] fix psutil installation on arm64

  #82367 opened Jun 19, 2025

• Allow inout parameters in expression macros

  #82370 opened Jun 19, 2025

• [Concurrency] Task.immediate returning Never error must not have throwing op

  #82372 opened Jun 20, 2025

• [Concurrency] Task.immediate returning Never error must not have thro…

  #82373 opened Jun 20, 2025

• [6.2][CSSimplify] VariadicGenerics: Don't attempt to wrap optional into on…

  #82374 opened Jun 20, 2025

• [sema] Work around a double curry thunk actor isolation inference bug that is a knock on effect of ced96aa5cd653f834d2a8293ead8cf46649202cb.

  #82375 opened Jun 20, 2025

• Enable all embedded tests in `wasmstdlib.py`

  #82376 opened Jun 20, 2025

16 Issues closed by 10 people

• @preconcurrency attribute on conformance to empty-but-not-really protocol has no effect

  #81110 closed Jun 20, 2025

• Sendable subclass of non-sendable class diagnosed as not sendable when a non-sendable static property is also present

  #77244 closed Jun 20, 2025

• Swift 6.1 regression in Sendable checking

  #78635 closed Jun 20, 2025

• Inconsistent compiler behavior with mutable static members in classes and actors

  #76886 closed Jun 20, 2025

• [SR-2278] Add a validation test that makes sure overlay dependencies are correct

  #44885 closed Jun 19, 2025

• Codable conformance throws Circular reference compile error when default isolation is enabled

  #82200 closed Jun 18, 2025

• Odd boolean mask. Should it be `<<` instead of `<`?

  #62665 closed Jun 18, 2025

• Swift 6.2: -[UIViewPropertyAnimator addCompletion:] bridges in as @Sendable when it used to bridge in as @MainActor

  #82127 closed Jun 18, 2025

• Feature: Adding contributors section to the README.md file.

  #69479 closed Jun 18, 2025

• [SR-724] Update build-script, etc. to support building from a source directory not called 'swift'

  #43339 closed Jun 17, 2025

• Compiler Crash in SILMem2Reg in removeSingleBlockAllocation

  #81768 closed Jun 17, 2025

• [SR-2009] Implement SE-0111: Remove type system significance of function argument labels

  #44618 closed Jun 17, 2025

• IRBuilder compiler crash with main-snapshot-2025-05-14 toolchain

  #81650 closed Jun 17, 2025

• Autoclosures and global actors don't work together

  #67688 closed Jun 16, 2025

• https://forums.swift.org/t/about-the-discussion-category/17

  #82251 closed Jun 15, 2025

• `swift repl` spews out a lot of debug information

  #80491 closed Jun 13, 2025

26 Issues opened by 19 people

• @_specialized crashes in EagerSpecializer when used with typed throws

  #82378 opened Jun 20, 2025

• @_specialize crashes on partial specialization of typed throws to Never

  #82377 opened Jun 20, 2025

• Region-based isolation regression in 6.2 toolchain

  #82371 opened Jun 19, 2025

• Macro expressions can't be used with inout parameters

  #82369 opened Jun 19, 2025

• Compiler crash when using InlineArray span in static func

  #82368 opened Jun 19, 2025

• Compiler crash during C++ interop (possibly related to anonymous C++ structs)

  #82361 opened Jun 19, 2025

• Compiler Crash During C Function Pointer Interop

  #82360 opened Jun 19, 2025

• Swift/StringUTF16View.swift:368: Fatal error: String index is out of bounds.

  #82359 opened Jun 19, 2025

• Failed to produce diagnostic for expression on incorrect type name

  #82337 opened Jun 18, 2025

• [C++ interop] Swift overload mysteriously not found when using imported namespaced enum

  #82318 opened Jun 17, 2025

• Poor scaling with optimized builds involving OSSA & copy propagation in the 6.2 compiler

  #82317 opened Jun 17, 2025

• Compiler allows unlimited use of `unsafe` keyword

  #82315 opened Jun 17, 2025

• Failed to produce diagnostic for expression

  #82302 opened Jun 17, 2025

• [C++ interop] Function from other Swift module not found if it returns C++ template class

  #82297 opened Jun 17, 2025

• SwiftPM and Swift Build tests hang on Windows when using 6/12 nightly main snapshot

  #82281 opened Jun 16, 2025

• Borrowing protocol method with consuming implementation results in "Copy of noncopyable typed value"

  #82261 opened Jun 16, 2025

• Consistent crash related to opaque return types + variadic generics

  #82260 opened Jun 16, 2025

• Unsoundness causing crash when capturing nonisolated local in escaping `@MainActor` closure

  #82259 opened Jun 16, 2025

• [C++ interop] Deserialization failure — template class not found

  #82258 opened Jun 16, 2025

• ICE using _openExistential with PAT

  #82255 opened Jun 15, 2025

• GettingStarted.md lacks sufficient instructions for building Swift on Linux

  #82253 opened Jun 15, 2025

• `utils/build-script --release-debuginfo` on Ubuntu 24.04 with Swift installed with `swiftly` fails

  #82252 opened Jun 14, 2025

• Swift 6.2: Unavailable Sendable conformance emits an undesired warning for types that conform to SendableMetatype

  #82250 opened Jun 14, 2025

• Library protocols can not overtake the default isolation of the importing module

  #82249 opened Jun 14, 2025

• Parameter type cannot be inferred from contextual type in pack expansion on a closure associated with a result builder

  #82246 opened Jun 13, 2025

• Typechecker does not propagate effects correctly on Windows

  #82236 opened Jun 13, 2025

226 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• [Diagnostics] Add fix-its for missing `set` and `)` after access modifier

  #82058 commented on Jun 17, 2025 • 8 new comments

• Build Wasm stdlib on macOS CI jobs (`buildbot_incremental_base`)

  #80850 commented on Jun 20, 2025 • 3 new comments

• Implement FreeBSD Crash Handler

  #79258 commented on Jun 14, 2025 • 2 new comments

• [SR-11313] run some tests in LSAN CI job

  #53714 commented on Jun 16, 2025 • 0 new comments

• [SR-8044] SwiftSyntax: rename absolute position API

  #50577 commented on Jun 16, 2025 • 0 new comments

• [SR-8905] Gaps in String benchmarking

  #51411 commented on Jun 16, 2025 • 0 new comments

• [SR-9304] Document keypath instruction in SIL.rst

  #51775 commented on Jun 16, 2025 • 0 new comments

• [SR-9184] UTF-8 String Regressions

  #51675 commented on Jun 16, 2025 • 0 new comments

• [SR-9371] Derive minimal reproducers for the initial set of issues found by the SourceKit stress tester

  #51837 commented on Jun 16, 2025 • 0 new comments

• [SR-9463] Add regression tests for CGFloat improvements in PR 21090

  #51926 commented on Jun 16, 2025 • 0 new comments

• [SR-9497] [Source Compat] Introducing Result to the standard library breaks source

  #51952 commented on Jun 16, 2025 • 0 new comments

• [SR-9561] add a test for WeakMirror

  #52009 commented on Jun 16, 2025 • 0 new comments

• [SR-9562] add a test for Mirrors

  #52010 commented on Jun 16, 2025 • 0 new comments

• [SR-9569] refactor fork-join, threading in CollectionTransformers

  #52016 commented on Jun 16, 2025 • 0 new comments

• [SR-9592] Add a bot for swift-demangle-fuzzer (and an easy way to add more)

  #52039 commented on Jun 16, 2025 • 0 new comments

• [SR-9593] Add a bot for running clang-tidy and other compile_commands.json based tooling

  #52040 commented on Jun 16, 2025 • 0 new comments

• [SR-9619] Clean up CharIteration and CharIndexing benchmarks

  #52065 commented on Jun 16, 2025 • 0 new comments

• [SR-9621] In place rotation for RingBuffer in Sequence.suffix

  #52067 commented on Jun 16, 2025 • 0 new comments

• [SR-340] Refactor SILParser::parseSILInstruction

  #42962 commented on Jun 16, 2025 • 0 new comments

• [SR-6] Improve the AST verifier

  #42632 commented on Jun 16, 2025 • 0 new comments

• [SR-557] Test failure on Linux if LD_LIBRARY_PATH set

  #43174 commented on Jun 16, 2025 • 0 new comments

• [SR-873] Python Benchmark Driver needs unit tests

  #43485 commented on Jun 16, 2025 • 0 new comments

• [SR-1240] Fix layering violations in libSwiftAST

  #43848 commented on Jun 16, 2025 • 0 new comments

• [SR-1296] Ensure the packaging integration tests fail the build if the Python pexpect module is not preset

  #43904 commented on Jun 16, 2025 • 0 new comments

• [SR-1364] Automated buildbot for SteamOS/Steam-Runtime

  #43973 commented on Jun 16, 2025 • 0 new comments

• [SR-1837] test/Runtime/backtrace.swift should be disabled on Android

  #44446 commented on Jun 16, 2025 • 0 new comments

• [SR-3339] Evaluate passing metadata for dependent-layout struct arguments.

  #45927 commented on Jun 16, 2025 • 0 new comments

• [SR-2961] utils/run-test should accept the same "optimization mode" flags build-script does

  #45551 commented on Jun 16, 2025 • 0 new comments

• [SR-3493] Improve diagnostics for the case when closure is assigned to generic value

  #46081 commented on Jun 16, 2025 • 0 new comments

• [SR-3722] Lay out of partially-opaque aggregates

  #46307 commented on Jun 16, 2025 • 0 new comments

• [SR-3730] Technical specification of the layout algorithms

  #46315 commented on Jun 16, 2025 • 0 new comments

• [SR-11371] Fix SourceRanges of TapExpr and its body

  #53772 commented on Jun 16, 2025 • 0 new comments

• [SR-11418] Add Graph Algorithm benchmarks to test unowned, weak, and unmanaged

  #53819 commented on Jun 16, 2025 • 0 new comments

• [SR-11455] [String] SIMD-accelerated breadcrumbing

  #53856 commented on Jun 16, 2025 • 0 new comments

• [SR-11456] [String] Format string replacement APIs and interpolations

  #53857 commented on Jun 16, 2025 • 0 new comments

• [SR-14360] refactor AD parsing to use the new syntax generation infrastructure

  #53894 commented on Jun 16, 2025 • 0 new comments

• [SR-11848] [AutoDiff] Add FileCheck SILGen tests for AD builtins.

  #54254 commented on Jun 16, 2025 • 0 new comments

• [SR-14113] Support `_read` and `_modify` accessor differentiation

  #54401 commented on Jun 16, 2025 • 0 new comments

• [SR-11941] Try to clean up duplication in printFunctionExtInfo and resolveAttributedType

  #54361 commented on Jun 16, 2025 • 0 new comments

• [SR-12230] Improve diagnostic when enum case payload label doesn't match pattern

  #54656 commented on Jun 16, 2025 • 0 new comments

• [SR-12457] Generalize `~=` over `StringProtocol`

  #54896 commented on Jun 16, 2025 • 0 new comments

• [SR-12547] Get rid of `importDeclReal` or write a comment for why it is needed

  #54991 commented on Jun 16, 2025 • 0 new comments

• [SR-12564] Make `@derivative` attribute immutable

  #54982 commented on Jun 16, 2025 • 0 new comments

• [SR-12595] [C++] Import a non-templated analog to `std::string`

  #55041 commented on Jun 16, 2025 • 0 new comments

• [SR-12739] Document Swift Memory Model and UnsafePointer

  #55184 commented on Jun 16, 2025 • 0 new comments

• [SR-12883] Xcode crash - "Did not find a matching key"

  #55330 commented on Jun 16, 2025 • 0 new comments

• [SR-12918] Xcode crash on launch

  #55364 commented on Jun 16, 2025 • 0 new comments

• [SR-4924] Hoist overflow-checking arithmetic APIs to BinaryInteger

  #47501 commented on Jun 16, 2025 • 0 new comments

• [SR-5612] Evaluate ABI requirements for non-trivial values with thread local reference counts.

  #48182 commented on Jun 16, 2025 • 0 new comments

• [SR-5348] Existential container ABI should accomodate stack allocated buffers.

  #47922 commented on Jun 16, 2025 • 0 new comments

• [SR-6154] Add support for LLVM_REVERSE_ITERATION and use it to uncover non-determinism

  #48709 commented on Jun 16, 2025 • 0 new comments

• [SR-6186] Document in ContinuousIntegration.md map from @swift-ci message to preset

  #48738 commented on Jun 16, 2025 • 0 new comments

• [SR-6415] Add some tests for -debug-time-function-bodies

  #48965 commented on Jun 16, 2025 • 0 new comments

• [SR-6571] Specialize ClassDeclSyntax in libSyntax Parsing

  #49121 commented on Jun 16, 2025 • 0 new comments

• [SR-6416] Try to unify logic to print descriptive function names

  #48966 commented on Jun 16, 2025 • 0 new comments

• [SR-6891] Port swift::json (back) to llvm::yaml

  #49440 commented on Jun 16, 2025 • 0 new comments

• [SR-7600] Re-enabled disabled tests

  #50142 commented on Jun 16, 2025 • 0 new comments

• [SR-7016] Swift should set dso_local for symbols

  #49564 commented on Jun 16, 2025 • 0 new comments

• [SR-3731] Technical specification for the fixed part of the metadata layout of all language constructs

  #46316 commented on Jun 16, 2025 • 0 new comments

• [APINotes] Add support for handling Clang modules carrying all versions of APINotes

  #75893 commented on Jun 17, 2025 • 0 new comments

• [AVR] Fix IRGen function emission to respect LLVM DataLayout program address space.

  #78810 commented on Jun 19, 2025 • 0 new comments

• [ConstraintSystem] Return of the new disjunction favoring/selection algorithm

  #79461 commented on Jun 18, 2025 • 0 new comments

• DNM - toolchain testing

  #79684 commented on Jun 16, 2025 • 0 new comments

• [utils] Replace gold with lld as the default linker on Linux

  #80104 commented on Jun 18, 2025 • 0 new comments

• Improves diagnostic and adds fixit when an implicit member-wise initializer is a protocol witness and needs to be public to fulfill the requirement

  #80939 commented on Jun 19, 2025 • 0 new comments

• [cxx-interop] Add `CxxStack` protocol for `std::stack` ergonomics.

  #81087 commented on Jun 17, 2025 • 0 new comments

• [SwiftLexicalLookup] Add support for caching in result validation

  #81209 commented on Jun 17, 2025 • 0 new comments

• Plumb native-clang-tools-path to build support.

  #81587 commented on Jun 19, 2025 • 0 new comments

• Native implementations of -maximumLengthOfBytesUsingEncoding: and -lengthOfBytesUsingEncoding, plus handle ASCII-subset MacRoman in a few places

  #81791 commented on Jun 14, 2025 • 0 new comments

• Add tests for SILGen support of @_addressable annotations.

  #81856 commented on Jun 17, 2025 • 0 new comments

• IRGen: Emit objc type encoding for ivars

  #81967 commented on Jun 19, 2025 • 0 new comments

• [Runtimes][CMake] Refactor FindSwiftCore to put focus on targets...

  #82035 commented on Jun 18, 2025 • 0 new comments

• [RFC][DNM] Add `isIdentical` Methods for Quick Comparisons to String and Substring

  #82055 commented on Jun 16, 2025 • 0 new comments

• [windows] fix missing environment variables when running check-lldb

  #82063 commented on Jun 19, 2025 • 0 new comments

• [ClangImporter] SE-0463: Implement `@Sendable` inference exception for global actor isolated functions

  #82085 commented on Jun 20, 2025 • 0 new comments

• [SIL] RemarkStreamer: Use mangled function names

  #82110 commented on Jun 17, 2025 • 0 new comments

• IRGen: internalise well known types with static linking

  #82170 commented on Jun 20, 2025 • 0 new comments

• [6.2][cxx-interop] Fix crash in ASTMangler triggered by UsingShadowDecls

  #82175 commented on Jun 17, 2025 • 0 new comments

• 🍒 [cxx-interop] Support for printing C++ foreign references

  #82185 commented on Jun 18, 2025 • 0 new comments

• [6.2][android] Fix the remaining tests and add a build flag that enables standalone cross-compilation SDKs

  #82186 commented on Jun 20, 2025 • 0 new comments

• [windows][lldb] add an option to run the lldb test suite faster

  #82188 commented on Jun 16, 2025 • 0 new comments

• stdlib: Fix missing `unsafe` operators in more places

  #82192 commented on Jun 16, 2025 • 0 new comments

• Parser: Accept `@cdecl` with an optional identifier for a custom C name

  #82194 commented on Jun 16, 2025 • 0 new comments

• [SwiftCompilerSources][build] Remove a workaround for missing libc++ in the SDK

  #82216 commented on Jun 17, 2025 • 0 new comments

• 🍒 modulemap: Add missing dependency on vcruntime

  #82223 commented on Jun 13, 2025 • 0 new comments

• [Concurrency] Deprecate extractIsolation

  #82227 commented on Jun 16, 2025 • 0 new comments

• [SR-3841] [string] Design / implement foreign index and index invalidation models

  #46426 commented on Jun 16, 2025 • 0 new comments

• [SR-4349] Lock down the function signature lowering scheme

  #46928 commented on Jun 16, 2025 • 0 new comments

• [SR-4886] Make sure we're not leaking string storage through _StringCore interchange

  #47463 commented on Jun 16, 2025 • 0 new comments

• SILGenExpr crash when using parameter pack

  #69945 commented on Jun 16, 2025 • 0 new comments

• [SR-14200] [docs] Document layout of runtime data structures

  #56578 commented on Jun 16, 2025 • 0 new comments

• swiftc crash: subtype conversion in MetatypeConversionExpr is invalid: P<Int> to T

  #60552 commented on Jun 16, 2025 • 0 new comments

• Request cycle when generic parameter witnesses associated type requirement

  #82221 commented on Jun 16, 2025 • 0 new comments

• Compiler crash regression in 6.1

  #80269 commented on Jun 16, 2025 • 0 new comments

• Compiler crash during type checking when referencing typealias from generic subclass

  #82160 commented on Jun 17, 2025 • 0 new comments

• [cxxinterop] Inherited constructors incompatible with SWIFT_NONESCAPABLE annotation

  #82183 commented on Jun 17, 2025 • 0 new comments

• Infinite loop of swift_getAssociatedConformanceWitnessSlow

  #82211 commented on Jun 17, 2025 • 0 new comments

• Compiler crash when initializing `InlineArray` from a literal

  #82164 commented on Jun 17, 2025 • 0 new comments

• Inconsistent autocompletion results for strongly-typed macro arguments

  #70094 commented on Jun 17, 2025 • 0 new comments

• Swift 6.2: undesired "Capture of non-sendable type 'T.Type'" warnings

  #82116 commented on Jun 17, 2025 • 0 new comments

• Completion crash in inheritance clause

  #82208 commented on Jun 18, 2025 • 0 new comments

• Parameter pack compilation crash "This isn't an lvalue" with 6.0.3 OSS toolchain but works with Xcode toolchain

  #79870 commented on Jun 18, 2025 • 0 new comments

• Enabling cxx interop on Arch with GCC 15 causes lots of errors

  #81774 commented on Jun 18, 2025 • 0 new comments

• The compiler crashes when using `std::exception_ptr` with C++ interop on Linux.

  #77638 commented on Jun 19, 2025 • 0 new comments

• Global actor isolated methods safety hole.

  #80295 commented on Jun 19, 2025 • 0 new comments

• Incorrect actor isolation assumption across Swift 5/6 module boundary leads to `dispatch_assert_queue` crashes

  #75453 commented on Jun 19, 2025 • 0 new comments

• Memory Leak on (Fedora) Linux

  #82362 commented on Jun 19, 2025 • 0 new comments

• OpenBSD port tracking

  #78437 commented on Jun 19, 2025 • 0 new comments

• Overridden methods can't have different actor isolation from nonisolated overridden declaration

  #75815 commented on Jun 20, 2025 • 0 new comments

• actor's lazy var with closure expression results in isolation error

  #79075 commented on Jun 20, 2025 • 0 new comments

• Default main actor isolation fails to deeply apply to some protocol hierarchies

  #82222 commented on Jun 20, 2025 • 0 new comments

• [string] SIMD-izes internal func in StringCreate.swift

  #30300 commented on Jun 17, 2025 • 0 new comments

• [Sema] Fix compiler error when extending a typealias of a partially specialized generic type

  #73169 commented on Jun 16, 2025 • 0 new comments

• callAsFunction mistaken for a trailing closure when using a static initializer on same line

  #74853 commented on Jun 13, 2025 • 0 new comments

• Add *BSD pthread API notes

  #81407 commented on Jun 16, 2025 • 0 new comments

• Put together an Android SDK bundle

  #80788 commented on Jun 16, 2025 • 0 new comments

• Setup and harvest secondary clang resources

  #81557 commented on Jun 16, 2025 • 0 new comments

• [SR-15784] Failed to produce diagnostic for expression; Please file a bug report

  #58061 commented on Jun 16, 2025 • 0 new comments

• [SR-16122] Migrate to new pass manager for optimization pipeline

  #58381 commented on Jun 16, 2025 • 0 new comments

• [SR-15930] Windows build guideline for ARM64

  #58191 commented on Jun 16, 2025 • 0 new comments

• Adopt a new labeling scheme for "starter" issues

  #61467 commented on Jun 16, 2025 • 0 new comments

• Make conversion between `BridgedIdentifier` and `Identifier` implicit

  #68347 commented on Jun 16, 2025 • 0 new comments

• Fill out unimplemented expression cases in the ASTPrinter

  #61601 commented on Jun 16, 2025 • 0 new comments

• Improve `ASTGenError` messages

  #68352 commented on Jun 16, 2025 • 0 new comments

• Determine if ASTGen is responsible for checking that optional tokens exist in the SwiftSyntax tree

  #68355 commented on Jun 16, 2025 • 0 new comments

• Use generated `TokenSpecSet`s in ASTGen

  #68356 commented on Jun 16, 2025 • 0 new comments

• Switch from GYB to macros/SwiftSyntaxBuilder in the standard library

  #68575 commented on Jun 16, 2025 • 0 new comments

• [AutoDiff] Implement the closure optimization that is specialized towards the linear map tuples / enums produced by autodiff.

  #68944 commented on Jun 16, 2025 • 0 new comments

• [Windows] Support Nightly Toolchains for main and release/5.10

  #69484 commented on Jun 16, 2025 • 0 new comments

• Remove build-windows-toolchain.bat usage

  #69589 commented on Jun 16, 2025 • 0 new comments

• C++ interop: Wrap up the Swift 5.9 interop documentation

  #70341 commented on Jun 16, 2025 • 0 new comments

• `attr/attr_extern.swift` fails in CI under simulator configuration

  #70776 commented on Jun 16, 2025 • 0 new comments

• Revert the workaround for the MSVC miscompile in findAutoDiffOriginalFunctionDecl function

  #70670 commented on Jun 16, 2025 • 0 new comments

• Set up macOS and Linux build jobs for the new `getting-started` preset

  #70884 commented on Jun 16, 2025 • 0 new comments

• Reconsider the type of `self` of an actor to actually be Self

  #70954 commented on Jun 16, 2025 • 0 new comments

• lldb test `TestSwiftConsumeOperatorAsync.py` is failing on CI node `oss-swift-RA-linux-ubuntu-20.04-webassembly`

  #70980 commented on Jun 16, 2025 • 0 new comments

• Add test coverage for `update-checkout --stash` option

  #72523 commented on Jun 16, 2025 • 0 new comments

• [SE-0408] Add `where` clause support

  #71095 commented on Jun 16, 2025 • 0 new comments

• [Autodiff] `valueWithPullback` operator does not take functions with inout parameters

  #72982 commented on Jun 16, 2025 • 0 new comments

• Once SwiftCompilerSources work on Windows, build the embedded stdlib on Windows

  #73249 commented on Jun 16, 2025 • 0 new comments

• Fix many typos

  #75022 commented on Jun 16, 2025 • 0 new comments

• [SR-14444] Turn on -debug-diagnostic-names for %target-swift-frontend

  #56800 commented on Jun 16, 2025 • 0 new comments

• Xcode 16.4 breaks Swift C++ interop when C++ uses forward-decl

  #81965 commented on Jun 13, 2025 • 0 new comments

• Linux: Unable to link debug builds

  #75924 commented on Jun 14, 2025 • 0 new comments

• Date race: access actor-isolated property (of a Sendable type) from within nonisolated method

  #82230 commented on Jun 14, 2025 • 0 new comments

• Miscompilation: Empty enum case compiles

  #81150 commented on Jun 14, 2025 • 0 new comments

• nonisolated property wrappers

  #76725 commented on Jun 15, 2025 • 0 new comments

• [SR-920] Re-design builtin compiler protocols for literal convertible types

  #43532 commented on Jun 16, 2025 • 0 new comments

• [SR-11147] Add withUnsafeElements<T: HomogeneousAggregate, Result>(of:)

  #53543 commented on Jun 16, 2025 • 0 new comments

• Improve TaskGroup type docs to include more semantics

  #76593 commented on Jun 16, 2025 • 0 new comments

• Replace old screenshot with new one in HowToGuide for First Pull

  #75109 commented on Jun 16, 2025 • 0 new comments

• Support mixed targets in swift-xcodegen

  #77419 commented on Jun 16, 2025 • 0 new comments

• Threading library munges all backends into a single build

  #77435 commented on Jun 16, 2025 • 0 new comments

• Expand test coverage for swift-xcodegen

  #77420 commented on Jun 16, 2025 • 0 new comments

• Stop pulling sources from compiler into runtimes

  #77462 commented on Jun 16, 2025 • 0 new comments

• Investigate why Linux/Android can't use DebugDescriptionMacro

  #77705 commented on Jun 16, 2025 • 0 new comments

• Support Fedora 40 / 41

  #77672 commented on Jun 16, 2025 • 0 new comments

• [AutoDiff][test] Investigate if a `BooleanLiteralFolding`-related crash was fixed

  #77762 commented on Jun 16, 2025 • 0 new comments

• [META][AutoDiff] Tech debt from tests

  #77773 commented on Jun 16, 2025 • 0 new comments

• [AutoDiff][test] Ensure if `@differentiable` function SILGen thunking is fixed

  #77775 commented on Jun 16, 2025 • 0 new comments

• [xcodegen] Try split "umbrella" targets

  #77790 commented on Jun 16, 2025 • 0 new comments

• Ensure swift package manager is not in "development" mode for all Swift Toolchain release version.

  #77830 commented on Jun 16, 2025 • 0 new comments

• Slingshot Linux Distribution | SANS Insitute

  #78346 commented on Jun 16, 2025 • 0 new comments

• Simplify the SDK layout

  #78724 commented on Jun 16, 2025 • 0 new comments

• Add educational notes for actor isolation violations in conformances and overrides

  #79639 commented on Jun 16, 2025 • 0 new comments

• ☂️Expand diagnostics group coverage

  #79648 commented on Jun 16, 2025 • 0 new comments

• Add educational notes for fallback diagnostics

  #79641 commented on Jun 16, 2025 • 0 new comments

• Add support for plist embedding and catalyst zippering for `_Builtin_float`

  #80254 commented on Jun 16, 2025 • 0 new comments

• Adopt the new runtime layout in the Swift compiler for Linux (and possibly *BSD)

  #80180 commented on Jun 16, 2025 • 0 new comments

• Consider using the Windows structuring for Android's `Android` module

  #80293 commented on Jun 16, 2025 • 0 new comments

• [SR-13199] [SE-0285] Change #file behavior at the next source break

  #55639 commented on Jun 16, 2025 • 0 new comments

• [SR-13211] Add a component for "bugs" in The Swift Programming Language (TSPL) source text

  #55651 commented on Jun 16, 2025 • 0 new comments

• [SR-13249] how integrate arch linux CI

  #55689 commented on Jun 16, 2025 • 0 new comments

• [SR-13251] Unify test cases for dependency tracking

  #55691 commented on Jun 16, 2025 • 0 new comments

• [SR-13269] Change derivative function TBDGen to reuse SILDeclRef infra

  #55709 commented on Jun 16, 2025 • 0 new comments

• [SR-13297] Investigate funkiness around tests potentially incorrectly XFAILed on Windows.

  #55737 commented on Jun 16, 2025 • 0 new comments

• [SR-13391] Make `@_semantics("autodiff.nonvarying")` work for protocol requirements

  #55831 commented on Jun 16, 2025 • 0 new comments

• [SR-13335] sphinx on arch linux: duplicate term description of module, other instance in LibraryEvolution

  #55775 commented on Jun 16, 2025 • 0 new comments

• [SR-13557] Support ETW for profiling on Windows

  #55994 commented on Jun 16, 2025 • 0 new comments

• [SR-13749] Clean up odd test case test/APINotes/blocks.swift

  #56146 commented on Jun 16, 2025 • 0 new comments

• [SR-13621] llbuild: ninja install should install llbuild

  #56056 commented on Jun 16, 2025 • 0 new comments

• [SR-13750] Remove UNSUPPORTED: remote_run from test cases.

  #56147 commented on Jun 16, 2025 • 0 new comments

• [SR-13969] [docs] Describe how to quickly compile a minimal multi-module project

  #56366 commented on Jun 16, 2025 • 0 new comments

• [SR-14073] Support -modulewrap on Darwin

  #56462 commented on Jun 16, 2025 • 0 new comments

• [SR-14119] Enable bitcode by default for simulator variants while creating a xcframework

  #56500 commented on Jun 16, 2025 • 0 new comments

• [SR-14387] [docs] Provide guidelines on reducing build times

  #56745 commented on Jun 16, 2025 • 0 new comments

• [SR-14383] IPv6 Support for Swift.org

  #56741 commented on Jun 16, 2025 • 0 new comments

• [SR-14395] [docs] Reorganize build-script's help text to be more useful

  #56753 commented on Jun 16, 2025 • 0 new comments

• [SR-14418] Investigate/delete unreachable code paths from pattern checking

  #56774 commented on Jun 16, 2025 • 0 new comments

• [SR-14425] [docs] Add documentation on the static and dynamic semantics of 'as'

  #56781 commented on Jun 16, 2025 • 0 new comments

• [SR-9660] `-emit-sib -o -` emits invalid bitcode

  #52104 commented on Jun 16, 2025 • 0 new comments

• [SR-10030] Mutable collection ranged subscript docs should mention length requirement

  #52433 commented on Jun 16, 2025 • 0 new comments

• [SR-10331] Dedupe `@dynamicCallable` implementation for "visiting all supertypes"

  #52731 commented on Jun 16, 2025 • 0 new comments

• [SR-10506] Formalize getType closure pattern

  #52906 commented on Jun 16, 2025 • 0 new comments

• [SR-10662] Collection Matchers

  #53061 commented on Jun 16, 2025 • 0 new comments

• [SR-10797] SIL Declarations should include their defining ModuleDecl

  #53187 commented on Jun 16, 2025 • 0 new comments

• [SR-10722] Simplify and optimize non-escaping closure captures

  #53119 commented on Jun 16, 2025 • 0 new comments

• [SR-11158] Re-specialize interpolation segment invocations on String after specializing

  #53555 commented on Jun 16, 2025 • 0 new comments

• [SR-14638] ☂️ Full support for overloaded enum cases (SE-0155)

  #56990 commented on Jun 16, 2025 • 0 new comments

• [SR-14673] Figure out right spot to clear LLVM globals

  #57024 commented on Jun 16, 2025 • 0 new comments

• [SR-14900] [docs] Library evolution doc should talk about availability and weak linking

  #57247 commented on Jun 16, 2025 • 0 new comments

• [SR-14849] [docs] Add definitions for standard terms related to libraries

  #57196 commented on Jun 16, 2025 • 0 new comments

• [SR-15325] Create RPM spec file

  #57647 commented on Jun 16, 2025 • 0 new comments

• [SR-15043] Prune needless dependencies on the real Foundation

  #57370 commented on Jun 16, 2025 • 0 new comments

• [SR-15326] Setup CI job to build the rpm package

  #57648 commented on Jun 16, 2025 • 0 new comments

• [SR-15327] Code sign rpm package with swift.org certificate

  #57649 commented on Jun 16, 2025 • 0 new comments

• [SR-15328] Host the rpm package on swift.org

  #57650 commented on Jun 16, 2025 • 0 new comments

• [SR-15329] Host the rpm repository on swift.org

  #57651 commented on Jun 16, 2025 • 0 new comments

• [SR-15330] Verify the rpm package and repository

  #57652 commented on Jun 16, 2025 • 0 new comments

• [SR-15331] Update swift.org download / install page to include RPM instruction

  #57653 commented on Jun 16, 2025 • 0 new comments

• [SR-15332] Work with official repositories to accept RPM package specs

  #57654 commented on Jun 16, 2025 • 0 new comments

• [SR-15334] Create Debs control file

  #57656 commented on Jun 16, 2025 • 0 new comments

• [SR-15335] Setup CI to build the deb package

  #57657 commented on Jun 16, 2025 • 0 new comments

• [SR-15336] Code sign package with swift.org certificate

  #57658 commented on Jun 16, 2025 • 0 new comments

• [SR-15337] Host the deb package on swift.org

  #57659 commented on Jun 16, 2025 • 0 new comments

• [SR-15338] Host the deb repository on swift.org

  #57660 commented on Jun 16, 2025 • 0 new comments

• [SR-15339] Verify the deb package and repository

  #57661 commented on Jun 16, 2025 • 0 new comments

• [SR-15340] Update swift.org download / install page to include DEB instruction

  #57662 commented on Jun 16, 2025 • 0 new comments

• [SR-15341] Work with official repositories to accept control package

  #57663 commented on Jun 16, 2025 • 0 new comments

• [SR-15418] Review all of the require packages in Dockerfile and RPM spec files

  #57732 commented on Jun 16, 2025 • 0 new comments

• [SR-15584] Darwin + Differentiation cross-import overlay for tgmath derivatives

  #57887 commented on Jun 16, 2025 • 0 new comments

• [SR-15429] Add Missing Macro Diagnostics to ClangImporter

  #57735 commented on Jun 16, 2025 • 0 new comments

• [SR-12936] create new {{-swift-version}} BEFORE we do {{#file}} != {{#filePath}}

  #55382 commented on Jun 16, 2025 • 0 new comments

• [SR-12987] [build] Apple and ELF linker flags for the stdlib dropped since Catalyst was added

  #55433 commented on Jun 16, 2025 • 0 new comments

• [SR-13146] [docs] Document ClangImporter pieces - BuiltinMappedTypes.def and MappedTypes.def

  #55593 commented on Jun 16, 2025 • 0 new comments

• [SR-13078] Command failed due to signal: Abort trap: 6

  #55524 commented on Jun 16, 2025 • 0 new comments