2 Releases published by 1 person

• swift-6.1.1-RELEASE Swift 6.1.1 Release

  published May 24, 2025

• swift-6.1.2-RELEASE Swift 6.1.2 Release

  published May 28, 2025

549 Pull requests merged by 73 people

• 🍒[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

• [6.2][Concurrency] NonisolatedNonsendingByDefault: Migration applies only to the current module declarations

  #82219 merged Jun 13, 2025

• [CS] Avoid solver-allocated inputs with typesSatisfyConstraint

  #82147 merged Jun 13, 2025

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

  #82171 merged Jun 13, 2025

• [Tests][Concurrency] Turn off async_taskgroup test for back-deployment.

  #82214 merged Jun 13, 2025

• [Concurrency] Fix null pointer dereference for task-to-thread model.

  #82204 merged Jun 13, 2025

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

  #82176 merged Jun 13, 2025

• [6.2][update-checkout] Update swift-system to 1.5.0

  #82226 merged Jun 13, 2025

• [6.2] [CS] Avoid solver-allocated inputs with typesSatisfyConstraint

  #82152 merged Jun 13, 2025

• [AST] Delete copy constructor for LoadedExecutablePlugin::PluginProcess

  #82201 merged Jun 13, 2025

• [6.2][cxx-interop] Only swiftify template instantiations behind typealiases

  #82105 merged Jun 13, 2025

• Cherry-pick [ClangImporter] Look through bounds attributes for template matching #82076

  #82193 merged Jun 13, 2025

• Cherry pick: Typo fix in documentation

  #82212 merged Jun 13, 2025

• [6.2][TypeChecker] Remove @_inheritActorContext effect from synchronous types

  #82209 merged Jun 13, 2025

• [Concurrency] NonisolatedNonsendingByDefault/NFC: Move 'same module' …

  #82218 merged Jun 12, 2025

• ClangImporter: work around the inability to adjust the Darwin overlay

  #82213 merged Jun 12, 2025

• [NFC] Silence some unused variable warnings

  #82042 merged Jun 12, 2025

• SIMD test IR not ASM

  #82078 merged Jun 12, 2025

• [wasm] Enable building swift-testing for wasm32-unknown-wasip1-threads

  #81793 merged Jun 12, 2025

• [6.2] Change send-never-sendable of isolated partial applies to use SIL level info instead of AST info.

  #82196 merged Jun 12, 2025

• [6.2][silgen] Teach SILGen how to emit a forced dynamic member ref given nonisolated(nonsending) casts.

  #82082 merged Jun 12, 2025

• [update-checkout] Update swift-system to 1.5.0

  #81823 merged Jun 12, 2025

• [Dependency Scanning] Keep track of each imported module's access control

  #82169 merged Jun 12, 2025

• [6.2][cxx-interop] Support Swiftifying C++ constructors

  #82061 merged Jun 12, 2025

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

  #82033 merged Jun 12, 2025

• [Concurrency] Fix null pointer dereference for task-to-thread model.

  #82202 merged Jun 12, 2025

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

  #82189 merged Jun 12, 2025

• [Concurrency] NonisolatedNonsendingByDefault: Migration applies only to the current module declarations

  #82173 merged Jun 12, 2025

• [6.2][cxx-interop] Support _LIBCPP_PREFERRED_OVERLOAD

  #82106 merged Jun 12, 2025

• [6.2][cxx-interop] Avoid swiftifying private and protected methods

  #82104 merged Jun 12, 2025

• Add new interleave and deinterleave builtins

  #81689 merged Jun 12, 2025

• [TypeChecker] Remove @_inheritActorContext effect from synchronous …

  #82157 merged Jun 12, 2025

• Sema: Don't expand macros when binding extensions

  #82129 merged Jun 12, 2025

• [Observation] Initial implementation of Observed for transactional tracked values over time (#79817)

  #82197 merged Jun 12, 2025

• Fixup Observations availability from 9999 to 6.2

  #82198 merged Jun 12, 2025

• [6.2] Update spelling for representing lifetime dependencies to @_lifetime

  #82146 merged Jun 12, 2025

• Fix parameter, doc comments in Span family

  #82102 merged Jun 12, 2025

• [Concurrency] Remove deprecation attribute for now.

  #82182 merged Jun 12, 2025

• [concurrency] Move tsan_release to point before task gets destroyed

  #82158 merged Jun 12, 2025

• [6.2] GenericSpecializer: remove some kind of instructions if their operands become trivial after specialization

  #82184 merged Jun 12, 2025

• [6.2][Concurrency] Correct memory effect attributes of task_create

  #82180 merged Jun 12, 2025

• [Concurrency] Correct memory effect attributes of task_create

  #82179 merged Jun 12, 2025

• LowerHopToActor: insert a borrow scope for an Optional<Actor>.none value

  #82177 merged Jun 12, 2025

• Address some warnings

  #82187 merged Jun 12, 2025

• [Dependency Scanning] On failure to locate a module, attempt to diagnose if binary dependencies contain search paths with this module.

  #81919 merged Jun 12, 2025

• Change send-never-sendable of isolated partial applies to use SIL level info instead of AST info.

  #82149 merged Jun 11, 2025

• [ClangImporter] Look through bounds attributes for template matching

  #82076 merged Jun 11, 2025

• [build.ps1] Revamp No-asserts toolchain build and packaging

  #81644 merged Jun 11, 2025

• [build] Switch over to new --cross-compile-build-swift-tools flag when cross-compiling Foundation macros

  #82163 merged Jun 11, 2025

• [RemoteInspection] Add a hook to process addresses before converting

  #82109 merged Jun 11, 2025

• Upstream support for the Xcode 26 SDKs

  #82153 merged Jun 11, 2025

• [6.1][Backtracing] Add warning suppression option, enable it for tests.

  #81803 merged Jun 11, 2025

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

  #81832 merged Jun 11, 2025

• [test] Mark 8c2d6198e18a56a.swift as fixed

  #82150 merged Jun 11, 2025

• Add explicit cast to nsec in android platforms

  #82139 merged Jun 11, 2025

• Cherry-pick "[Swiftify] Support __sized_by on byte-sized pointee types" to release/6.2

  #82145 merged Jun 11, 2025

• Fix RequirementMachine crash with invalid AST via getSuperclassForDecl()

  #82115 merged Jun 11, 2025

• [6.2] Windows module maps update

  #82025 merged Jun 11, 2025

• [6.2] Upstream support for the Xcode 26 SDKs

  #82151 merged Jun 11, 2025

• GenericSpecializer: remove some kind of instructions if their operands become trivial after specialization

  #82148 merged Jun 11, 2025

• [6.2] MandatoryPerformanceOptimizations: only set the [perf_constraint] flag for callees of performance constraint functions

  #82141 merged Jun 11, 2025

• [6.2] Sema: Never record argument label mismatches for unlabeled trailing closures

  #82156 merged Jun 11, 2025

• [6.2] AST: More robust TypeBase::getSuperclassForDecl()

  #82131 merged Jun 10, 2025

• tests: add a new test for the ClangImporter

  #82122 merged Jun 10, 2025

• SwiftCore: Cache computed platform info

  #82134 merged Jun 10, 2025

• [wasm] Emit libTesting.a objects with single-threaded LLVM codegen unit

  #82123 merged Jun 10, 2025

• Fix MoveOnlyWrappedTypeEliminator handling of store_borrow.

  #82137 merged Jun 10, 2025

• build: Ensure static headers are always symlinked

  #82125 merged Jun 10, 2025

• modulemap: Add missing dependency on vcruntime

  #82126 merged Jun 10, 2025

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

  #82144 merged Jun 10, 2025

• [Observation] Initial implementation of Observed for transactional tracked values over time

  #79817 merged Jun 10, 2025

• [Test] Make implicit_weak_capture.swift more robust.

  #81957 merged Jun 10, 2025

• Add missing symbols for Fedora41

  #82113 merged Jun 10, 2025

• [6.2][CAS] Allow uncached job from CAS based dependency scanning

  #82069 merged Jun 10, 2025

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

  #81994 merged Jun 10, 2025

• Tests: enable Swift PM tests in Windows toolchain build

  #80405 merged Jun 10, 2025

• [6.2] [SymbolGraphGen] distinguish between headers of the same name in different modules

  #82120 merged Jun 10, 2025

• static cast the tv_sec for the timespec constructions is the dispatch scheduler

  #82154 merged Jun 10, 2025

• [6.2][Diagnostics] Correctly diagnose situations when immutable value is passed to inout parameter

  #82114 merged Jun 10, 2025

• MandatoryPerformanceOptimizations: some refactoring

  #82142 merged Jun 10, 2025

• [6.2][TypeCheckEffects] Fix AbstractFunction::getType to look through al…

  #82130 merged Jun 10, 2025

• [cmake] Remove remaining XCODE checks

  #82118 merged Jun 10, 2025

• [6.2] Fix MoveOnlyWrappedTypeEliminator handling of store_borrow.

  #82138 merged Jun 10, 2025

• SIL: let Type.getNominalFields return nil for a struct with unreferenceable storage

  #82140 merged Jun 10, 2025

• [6.2][Indexing] Don't verify mangling of USRs

  #82054 merged Jun 10, 2025

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

  #82103 merged Jun 10, 2025

• [6.2] LifetimeDependenceScopeFixup: handle yielded value copies.

  #82050 merged Jun 10, 2025

• [6.2, stdlib] fix small-string UTF8Span support

  #82097 merged Jun 10, 2025

• [6.2][Build] Pass the toolchain version through to Swift's compilation

  #82096 merged Jun 10, 2025

• [6.2][Concurrency] Fix SendableMetatype conformance failures to behave l…

  #82036 merged Jun 10, 2025

• Update spelling for representing lifetime dependencies to @_lifetime

  #82067 merged Jun 10, 2025

• AST: Diagnose unrecognized platforms as errors with CustomAvailability enabled

  #82075 merged Jun 10, 2025

• [6.2] AST: Diagnose unrecognized platforms as errors with CustomAvailability enabled

  #82083 merged Jun 10, 2025

• [6.2][Demangle] Implement missing Node::Kind::OutlinedInitializeWithTakeNoValueWitness

  #82066 merged Jun 10, 2025

• AST: Add a warning group for @_implementationOnly deprecation diagnostics

  #82079 merged Jun 10, 2025

• [6.2][Distributed] Fix computed properties in protocols on arm64e

  #82010 merged Jun 10, 2025

• [6.2] AST: Add a warning group for @_implementationOnly deprecation diagnostics

  #82081 merged Jun 9, 2025

• [6.2, SE-0456] enable span properties for the small-String representation

  #80742 merged Jun 9, 2025

• [SymbolGraphGen] distinguish between headers of the same name in different modules

  #82112 merged Jun 9, 2025

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

  #82094 merged Jun 9, 2025

• update_checkout: bump s-a-p to 1.5.1

  #81906 merged Jun 9, 2025

• Stop testing FP16 assembly codegen for now

  #82045 merged Jun 9, 2025

• Add an additional case for clocks to sleep with a wallclock deadline

  #79139 merged Jun 9, 2025

• Revert "[Dependency Scanning] Update Uses of ModuleDeps::ClangModuleDeps #81243"

  #81658 merged Jun 9, 2025

• [RemoteInspection] Add a hook to process addresses before converting

  #82073 merged Jun 9, 2025

• Fix some typos in SwiftCompilerSources/Sources

  #82090 merged Jun 9, 2025

• Revert "Move some availability tests into a new test/Availability directory"

  #82098 merged Jun 9, 2025

• [Diagnostics] Correctly diagnose situations when immutable value is passed to inout parameter

  #82053 merged Jun 9, 2025

• MandatoryPerformanceOptimizations: only set the [perf_constraint] flag for callees of performance constraint functions

  #82068 merged Jun 9, 2025

• [Distributed] Fix computed properties in protocols on arm64e

  #82009 merged Jun 9, 2025

• [test] Compiler crasher only seem to happen in asserts mode

  #82095 merged Jun 9, 2025

• ClangImporter: enhance the importer to alias declarations

  #81840 merged Jun 9, 2025

• [Build] Pass the toolchain version through to Swift's compilation

  #82071 merged Jun 9, 2025

• [stdlib] fix utf8Span accessors for small strings

  #82077 merged Jun 8, 2025

• Fix typo

  #82052 merged Jun 8, 2025

• Add regression test for rdar://152700122

  #82070 merged Jun 7, 2025

• Runtimes: allow enabling prespecialization and library evolution

  #82072 merged Jun 7, 2025

• [Doc] Add missing diagnostic groups

  #82088 merged Jun 7, 2025

• Shorten command line lengths

  #82074 merged Jun 7, 2025

• [test] Disable 7cee1719e3503ef6.swift for now

  #82087 merged Jun 7, 2025

• [stdlibUnittest] generalize expectNotNil(_:)

  #82064 merged Jun 7, 2025

• [SILGen]Check if baseType is DynamicSelfType

  #80913 merged Jun 7, 2025

• Sema: Never record argument label mismatches for unlabeled trailing closures

  #82020 merged Jun 7, 2025

• [stdlib] adjust addressable attribute on String type family

  #82013 merged Jun 6, 2025

• tests: run SILOptimizer/static_inline_arrays.swift only on macos, linux and windows

  #82062 merged Jun 6, 2025

• [cxx-interop] Support _LIBCPP_PREFERRED_OVERLOAD

  #82019 merged Jun 6, 2025

• ClangImporter: import SwiftShims properly for static linking

  #82065 merged Jun 6, 2025

• 6.2: [TypeLowering] Record pack used in aggregate signature.

  #82044 merged Jun 6, 2025

• [Concurrency] Fix SendableMetatype conformance failures to behave l…

  #82004 merged Jun 6, 2025

• Prevent PrintOptions from being implicitly copied

  #82008 merged Jun 6, 2025

• [6.2] LoopRotate: Fix a by reference map bug under reallocation

  #82027 merged Jun 6, 2025

• LoopRotate: Fix a by reference map bug under reallocation

  #81995 merged Jun 6, 2025

• line-directive: Actually stop expanding response files

  #82028 merged Jun 6, 2025

• line-directive: Update outdated comment

  #82023 merged Jun 6, 2025

• Resolve unit test link error due to a build cycle

  #82030 merged Jun 6, 2025

• [CAS] Allow uncached job from CAS based dependency scanning

  #81990 merged Jun 6, 2025

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

  #82059 merged Jun 6, 2025

• [TypeLowering] Record pack used in aggregate signature.

  #82043 merged Jun 6, 2025

• AST: Fix iOS -> visionOS version remap for @backDeployed attrs

  #82046 merged Jun 6, 2025

• [6.2] ASTPrinter: Fix printing of let properties inside @objc @implementation extensions

  #82051 merged Jun 6, 2025

• Add groupings for the various diagnostics

  #82002 merged Jun 6, 2025

• [Runtime] Don't redeclare os_unfair_recursive_lock et al if the SDK has them.

  #81955 merged Jun 6, 2025

• [cxx-interop] Avoid swiftifying private and protected methods

  #82016 merged Jun 6, 2025

• [cxx-interop] Only swiftify template instantiations behind type aliases

  #81973 merged Jun 6, 2025

• [6.2] AST: Fix iOS -> visionOS version remap for @backDeployed attrs

  #82047 merged Jun 6, 2025

• [6.2][Concurrency] Downgrade errors to warnings when Sendable requirement is inferred from a preconcurrency protocol

  #82037 merged Jun 6, 2025

• [ClangImporter] Look through __ended_by and __null_terminated (#81630)

  #82003 merged Jun 6, 2025

• [Demangle] Implement missing `Node::Kind::OutlinedInitializeWithTakeN…

  #82034 merged Jun 6, 2025

• [Concurrency] Downgrade errors to warnings when Sendable requirement is inferred from a preconcurrency protocol

  #81960 merged Jun 6, 2025

• [6.2] Improve SendableMetatype documentation

  #82041 merged Jun 6, 2025

• Improve SendableMetatype documentation

  #82040 merged Jun 6, 2025

• Optimizer: improve TempLValueOpt

  #81969 merged Jun 6, 2025

• SIL: handle drop_deinit in WalkUtils

  #82014 merged Jun 6, 2025

• LifetimeDependenceScopeFixup: handle yielded value copies.

  #82049 merged Jun 6, 2025

• ASTPrinter: Fix printing of let properties inside @objc @implementation extensions

  #82048 merged Jun 6, 2025

• [stdlib] Mark contains methods on Range/ClosedRange transparent

  #81458 merged Jun 6, 2025

• Frontend: Add language mode and enabled features to .SWIFT_TRACE

  #82032 merged Jun 6, 2025

• [silgen] Teach SILGen how to emit a forced dynamic member ref given nonisolated(nonsending) casts.

  #82029 merged Jun 6, 2025

• AST: Add assertion to BuiltinLiteralExpr::setBuiltinInitializer()

  #82011 merged Jun 6, 2025

• [Indexing] Don't verify mangling of USRs

  #81941 merged Jun 6, 2025

• [6.2] Frontend: Add language mode and enabled features to .SWIFT_TRACE

  #82038 merged Jun 6, 2025

• Enable lifetime dependence tests for @_addressable.

  #81989 merged Jun 6, 2025

• [Build] Fix the minimal-stdlib build by setting a deployment version.

  #82018 merged Jun 6, 2025

• [6.2 🍒][Dependency Scanning] On failure to locate a module, attempt to diagnose if binary dependencies contain search paths with this module.

  #82026 merged Jun 6, 2025

• [6.2] LoadableByAddress: Fix shouldTransformYields to use (properly) substituted types

  #80989 merged Jun 6, 2025

• Platform: Windows SDK 26100.3916 module map update

  #81951 merged Jun 5, 2025

• [SIL] Generalize CastingIsolatedConformances to CheckedCastInstOptions

  #82005 merged Jun 5, 2025

• [Swiftify] Support __sized_by on byte-sized pointee types

  #81752 merged Jun 5, 2025

• LICM: fix a wrong tuple type when splitting loads

  #82012 merged Jun 5, 2025

• line-directive: Stop expanding response files

  #81996 merged Jun 5, 2025

• [IDE] Use getExpandedAttrs instead of getSemanticAttrs to get custom attributes of a declaration

  #81981 merged Jun 5, 2025

• LifetimeDependenceDiagnostics: diagnose indirect closure results.

  #81992 merged Jun 5, 2025

• [IDE] Pass a SourceRange instead of a CharSourceRange in SemaAnnotator::passReference

  #81975 merged Jun 5, 2025

• [6.2] LifetimeDependenceDiagnostics: diagnose indirect closure results.

  #81993 merged Jun 5, 2025

• [SE-0481] Allow weak let and make weak captures immutable

  #80440 merged Jun 5, 2025

• [6.2][AST/Sema] SE-0478: Implement using declaration under an experimental flag

  #81997 merged Jun 5, 2025

• LICM: fix a wrong tuple type when splitting loads

  #81987 merged Jun 5, 2025

• Make (Raw)ConformanceIsolation requests work on the normal protocol conformance

  #81998 merged Jun 5, 2025

• [6.2] MandatoryPerformanceOptimizations: make sure to handle de-serialized vtable methods

  #81974 merged Jun 5, 2025

• [6.2] Minor fixes for the non-sendable meta type capture diagnostics

  #81985 merged Jun 5, 2025

• Only emit the non-sendable metatype capture diagnostic under region-based isolation

  #81983 merged Jun 5, 2025

• [6.2][Option] Add a feature flag for -Isystem

  #81968 merged Jun 4, 2025

• [cmake] add SINGLE_THREADED_MODE option to Synchronization

  #81980 merged Jun 4, 2025

• utils: Add llvm-symbolizer to install_components_with_clang presets

  #81966 merged Jun 4, 2025

• Fix utils/download-unpublished-toolchains.py URL parsing

  #81939 merged Jun 4, 2025

• [6.2][Distributed] fix distributed thunk method descriptor mangling in IRGen

  #81831 merged Jun 4, 2025

• Swiftify fixes for 6.2

  #81827 merged Jun 4, 2025

• 6.2: [DestroyAddrHoisting] Skip init_enum_data_addrs.

  #81959 merged Jun 4, 2025

• [DestroyAddrHoisting] Skip init_enum_data_addrs.

  #81952 merged Jun 4, 2025

• Split conformance isolation request to eliminate a reference cycle

  #81934 merged Jun 4, 2025

• This test needs asserts

  #81978 merged Jun 4, 2025

• [Build] Disable Concurrency if the deployment version is too low.

  #81979 merged Jun 4, 2025

• [6.2] Add optional language features to the supported features output

  #81971 merged Jun 4, 2025

• [6.2, cmake] InoutLifetimeDependence should be enabled

  #81930 merged Jun 4, 2025

• Add a diagnostic group for the diagnostic about non-Sendable metatypes.

  #81963 merged Jun 4, 2025

• [cxx-interop] Support Swiftifying C++ constructors

  #81947 merged Jun 4, 2025

• Rename SwiftStdlibCurrentOS to StdlibDeploymentTarget.

  #81940 merged Jun 4, 2025

• Sema: Implement missing part of SE-0346

  #81949 merged Jun 4, 2025

• [Distributed] More IRGenMangler fixes for distributed thunks

  #81958 merged Jun 4, 2025

• [Option] Add a feature flag for -Isystem

  #81964 merged Jun 4, 2025

• [6.2][Diagnostics] A collection of diagnostic fixes/improvements

  #81945 merged Jun 4, 2025

• [6.2][rbi] Lookthrough an invocation of DistributedActor.asLocalActor when determining actor instances.

  #81943 merged Jun 4, 2025

• [6.2][Concurrency] Correct priority cancellation handler signing

  #81900 merged Jun 3, 2025

• tests: require 64-bit pointersize for SILOptimizer/enum-comparison.swift

  #81948 merged Jun 3, 2025

• Split conformance isolation request to eliminate a reference cycle

  #81933 merged Jun 3, 2025

• Fix various warnings

  #81946 merged Jun 3, 2025

• Runtimes: repair the Supplemental runtime on Android

  #81926 merged Jun 3, 2025

• runtimes: enable reflection by default on ELFish targets

  #81927 merged Jun 3, 2025

• runtimes: add Android search handling for SwiftCore

  #81920 merged Jun 3, 2025

• [6.2] AST/Sema: Fix remapping of iOS availability in diagnostics for visionOS

  #81932 merged Jun 3, 2025

• Add regression test for fixed crasher

  #81925 merged Jun 3, 2025

• [RemoteMirror] Strip protocol descriptor pointers when reading the conformance cache.

  #81874 merged Jun 3, 2025

• [6.2] [CS] Check hasType in isPlaceholderVar

  #81938 merged Jun 3, 2025

• Build Swift-Testing with WMO

  #81788 merged Jun 3, 2025

• [6.2] Fix deserialization of lifetime dependencies on ast function types

  #81917 merged Jun 3, 2025

• IRGen: add an option -min-valid-pointer-value to override the target's LeastValidPointerValue

  #81935 merged Jun 3, 2025

• AST: Fix crash when type parameter is substituted with an existential [6.2]

  #81918 merged Jun 3, 2025

• [CSSimplify] Fix matchDeepEqualityTypes to allow fixing of optionals

  #81936 merged Jun 3, 2025

• Fix deserialization of lifetime dependencies on ast function types

  #81879 merged Jun 3, 2025

• utils: repair the Android build

  #81921 merged Jun 3, 2025

• Platform: Update module maps for the static SDK

  #81826 merged Jun 3, 2025

• IRGen: honour -static-libclosure in block creation

  #81754 merged Jun 3, 2025

• [cxx-interop] Fix ambiguous methods in long chains of inheritance

  #81709 merged Jun 3, 2025

• [6.2] SILGen: Establish an addressability scope for closure captures.

  #81905 merged Jun 3, 2025

• [Concurrency][Stdlib] Add SwiftStdlibCurrentOS availability, use it.

  #81440 merged Jun 3, 2025

• [6.2][Frontend] -Isystem doesn't work everywhere -I does

  #81929 merged Jun 3, 2025

• [6.2] Fix diagnostic messages for some cases of invalid lifetime depenndencies

  #81916 merged Jun 3, 2025

• AST/Sema: Fix remapping of iOS availability in diagnostics for visionOS

  #81922 merged Jun 3, 2025

• [cmake] InoutLifetimeDependence should be enabled

  #81923 merged Jun 3, 2025

• [Concurrency] Correct priority cancellation handler signing

  #81899 merged Jun 3, 2025

• [CS] Check hasType in isPlaceholderVar

  #81901 merged Jun 3, 2025

• [build] Add a new --cross-compile-build-swift-tools flag to disable cross-compiling the compiler

  #38441 merged Jun 3, 2025

• [Distributed] fix distributed thunk method descriptor mangling in IRGen

  #81805 merged Jun 3, 2025

• Add regression test for fixed crasher

  #81928 merged Jun 3, 2025

• [6.2 🍒][C++Interop] Do not query C++ Standard Library Swift overlays when building Swift modules which were built without C++ interop

  #81912 merged Jun 3, 2025

• [C++Interop] Do not query C++ Standard Library Swift overlays when building Swift modules which were built without C++ interop

  #81908 merged Jun 3, 2025

• [6.2] [Strict memory safety] Adjust "unsafe" location for string interpolation

  #81911 merged Jun 3, 2025

• AST: Fix crash when type parameter is fixed to an existential

  #81913 merged Jun 3, 2025

• [Frontend] -Isystem doesn't work everywhere -I does

  #81914 merged Jun 3, 2025

• [Strict memory safety] Adjust "unsafe" location for string interpolations

  #81910 merged Jun 3, 2025

• Revert "preset: build with no assertion for swiftpm on linux"

  #81664 merged Jun 3, 2025

• [rbi] Lookthrough an invocation of DistributedActor.asLocalActor when determining actor instances.

  #81909 merged Jun 3, 2025

• [6.2 🍒][Dependency Scanning] Bridge diagnostics emitted during bridging header scanning

  #81876 merged Jun 2, 2025

• These tests require asserts

  #81907 merged Jun 2, 2025

• Fix diagnostic messages for some cases of invalid lifetime dependencies

  #81893 merged Jun 2, 2025

• [6.2] AST/Sema: Make MemberImportVisibility a migratable feature

  #81903 merged Jun 2, 2025

• runtime: Silence a -Wglobal-constructors error than appears with up…

  #81904 merged Jun 2, 2025

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

  #81851 merged Jun 2, 2025

• MandatoryPerformanceOptimizations: make sure to handle de-serialized vtable methods

  #81897 merged Jun 2, 2025

• [6.2] Swift SIL: Fix argument conventions for functions which have both, a direct and indirect result.

  #81865 merged Jun 2, 2025

• [AST/Sema] SE-0478: Implement using declaration under an experimental flag

  #81863 merged Jun 2, 2025

• [cxx-interop] Fix compilation failure in rebranch

  #81898 merged Jun 2, 2025

• 🍒 [cxx-interop] Ensure field offset vector matches the structs/fields metadata

  #81867 merged Jun 2, 2025

• SILGen: Establish an addressability scope for closure captures.

  #81878 merged Jun 2, 2025

• Simd float concrete comparisons

  #81892 merged Jun 2, 2025

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

  #81894 merged Jun 2, 2025

• AST/Sema: Make MemberImportVisibility a migratable feature

  #81751 merged Jun 1, 2025

• AST: honour throws in AccessorDecl::createImplicit

  #81889 merged Jun 1, 2025

• Add doc comments for some concrete SIMD overloads.

  #81890 merged Jun 1, 2025

• [Sema] Downgrade multi-param default inference diag for methods

  #81887 merged Jun 1, 2025

• [6.2] Change InlineArray sugar separator x -> of

  #81877 merged May 31, 2025

• [6.2][Concurrency] Fix a false-positive metatype capture diagnostic.

  #81881 merged May 31, 2025

• Hamish fuzzer fixes

  #81843 merged May 31, 2025

• github: mark myself as owner for the Windows build

  #81880 merged May 31, 2025

• [Strict memory safety] Improve Fix-Its for implied conformances

  #81883 merged May 31, 2025

• [6.2] [Strict memory safety] Show issues with unsafe constructs in the for..in loop

  #81885 merged May 31, 2025

• Change InlineArray sugar separator x -> of

  #81868 merged May 31, 2025

• [6.2] Add the distribution tag to -print-target-info

  #81873 merged May 31, 2025

• [Strict memory safety] Show issues with unsafe constructs in the for..in loop

  #81884 merged May 31, 2025

• [ClangImporter] Look through __ended_by and __null_terminated

  #81630 merged May 31, 2025

• [Strict memory safety] Improve Fix-Its for implied conformances

  #81882 merged May 31, 2025

• 6.2: [DestroyAddrHoisting] Don't destructure NE aggs.

  #81875 merged May 31, 2025

• Re-enable a test case in lifetime_depend_infer.swiftinterface.

  #81822 merged May 31, 2025

• [AutoDiff] Define derivative for concrete SIMD.init(repeating:)

  #81864 merged May 31, 2025

• [Diagnostics] A collection of diagnostic fixes/improvements

  #81779 merged May 31, 2025

• [Dependency Scanning] Bridge diagnostics emitted during bridging header scanning

  #81850 merged May 31, 2025

• 🍒[cxx-interop] Do not crash when emitting layout of std::string

  #81872 merged May 31, 2025

• [6.2, stdlib] fix an extraneous symbol exported by MutableSpan

  #81871 merged May 31, 2025

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

  #81866 merged May 30, 2025

• [Concurrency] Fix a false-positive metatype capture diagnostic.

  #81860 merged May 30, 2025

• Effects: Treat #selector as covering throws/async effects in its operand

  #81853 merged May 30, 2025

• [cxx-interop] Do not crash when emitting layout of std::string

  #81844 merged May 30, 2025

• 6.2: Fixed no copying IsIsolated flag when cloning subscript params

  #81498 merged May 30, 2025

• [6.2][Dependency Scanning] Add ClangImporter's mandatory path remaps to dependency scanning query filesystem

  #81848 merged May 30, 2025

• [Basic] Always dump message to stderr in _abortWithMessage

  #81849 merged May 30, 2025

• [6.2] Disable layout_string_witnesses_dynamic.swift

  #81811 merged May 30, 2025

• [Swiftify] Copy doc comment from clang node (#81584)

  #81640 merged May 30, 2025

• [DestroyAddrHoisting] Don't destructure NE aggs.

  #81854 merged May 30, 2025

• [TypeCheckEffects] Fix AbstractFunction::getType to look through al…

  #81852 merged May 30, 2025

• [test] Fix misspelled FileCheck directives

  #81426 merged May 30, 2025

• Add the distribution tag to -print-target-info

  #81697 merged May 30, 2025

• [cmake] tweak Synchronization compile flags

  #81847 merged May 30, 2025

• [cxx-interop] Ensure field offset vector matches the structs/fields metadata

  #81838 merged May 30, 2025

• SILGen: avoid double copies with 'copy' expr

  #81861 merged May 30, 2025

• Swift SIL: Fix argument conventions for functions which have both, a direct and indirect result

  #81806 merged May 30, 2025

• [6.2] [SourceKit] Properly handle cursor info range for macro expansions

  #81845 merged May 30, 2025

• [stdlib] fix an extraneous symbol exported by MutableSpan

  #81816 merged May 30, 2025

• [embedded] Resolve a circular dependency problem in SwiftShims when using pico-libc

  #81857 merged May 30, 2025

• [6.2] [cxx-interop] Temporarily disable a test for std::function on UBI 9

  #81812 merged May 30, 2025

• [6.2] Make InferIsolatedConformances and StrictMemorySafety migratable features

  #81744 merged May 30, 2025

• LifetimeDependenceInsertion: allow dependency on Builtin.addressof()

  #81837 merged May 30, 2025

• [Dependency Scanning] Add ClangImporter's mandatory path remaps to dependency scanning query filesystem

  #81713 merged May 30, 2025

• [Concurrent] Restore old symbol for obsoleted Task.startSynchronously

  #81817 merged May 30, 2025

• [test] Add some known type-checker + parser crashers

  #81835 merged May 29, 2025

• Re-add UNSUPPORTED for watchos arm64_32 in lto_autolink.swift.

  #81841 merged May 29, 2025

• [IRGen] This ArtificialLoc requires a debug scope.

  #81808 merged May 29, 2025

• Add %target-codesign to executables and dylibs in newly added AutoDiff tests

  #81813 merged May 29, 2025

• PrintAsClang: Print #include to import headers used from @cdecl functions

  #81481 merged May 29, 2025

• Sema: Update more diagnostics for @cdecl and representability in the C language

  #81519 merged May 29, 2025

• [Runtime] Add ptrauth attribute to TargetGlobalActorReference conformance pointer.

  #81824 merged May 29, 2025

• [6.2][Driver][Frontend] -nostdimport and -nostdlibimport should remove the default framework search paths

  #81621 merged May 29, 2025

• [SourceKit] Properly handle cursor info range for macro expansions

  #81809 merged May 29, 2025

• [Sema] Type inference from default expression doesn’t compile in free function

  #79989 merged May 29, 2025

• [Concurrency] Fix races/overflows in TaskGroup implementation.

  #81814 merged May 29, 2025

• [6.2][Runtime] Add ptrauth attribute to TargetGlobalActorReference conformance pointer.

  #81825 merged May 29, 2025

• [6.2][send-non-sendable] Recurse to the full underlying value computation instead of just the object one when computing the underlying object of an address.

  #81787 merged May 29, 2025

• [6.2][Cxx] Build the C++ interop support library for the Static SDK for Linux.

  #81528 merged May 29, 2025

• [6.2] SILGen: Emit property descriptors for conditionally Copyable and Escapable types.

  #81796 merged May 29, 2025

• Basic: Adjust condition for include after macro removal in upstream LLVM

  #81819 merged May 29, 2025

• SimplifyApply: don't do the raw-enum comparison optimization for custom RawRepresentable enums

  #81830 merged May 29, 2025

• [6.2][Concurrency] Fix races/overflows in TaskGroup implementation.

  #81815 merged May 29, 2025

• [6.2][Concurrent] Restore old symbol for obsoleted Task.startSynchronously

  #81820 merged May 29, 2025

• [6.2][Distributed] account Distributed module use from DA declarations

  #81798 merged May 29, 2025

• [Distributed] account Distributed module use from DA declarations

  #81797 merged May 28, 2025

• [6.2][Concurrency][SE-review update] Task names update

  #81132 merged May 28, 2025

• SE-0460: Introduce @specialized attribute

  #81714 merged May 28, 2025

• [6.2][Caching] Swift Caching Dependency Scanning Improvements

  #81720 merged May 28, 2025

• [6.2] Set the Compilation directory when generating the Skeleton CU

  #81753 merged May 28, 2025

• [wasm] Unify WasmLLVMRuntimeLibs and WasmThreadsLLVMRuntimeLibs build directories

  #81799 merged May 28, 2025

• [Distributed] fix typo in CHECK assertions

  #81795 merged May 28, 2025

• Optimize enum comparisons

  #81780 merged May 28, 2025

• SILGen: Emit property descriptors for conditionally Copyable and Escapable types.

  #81617 merged May 28, 2025

• Update CI summary table on README to be more compact

  #81647 merged May 28, 2025

• [region-isolation] Add a test showing that we do not infer nonisolated(unsafe) onto named closures.

  #81785 merged May 27, 2025

• [Concurrency][SE-review update] Task names update

  #80984 merged May 27, 2025

• [6.2][Concurrency] Correct the signing of priority escalation handler

  #81756 merged May 27, 2025

• [6.2][Driver] Add missing -default-isolation to the old driver

  #81731 merged May 27, 2025

• [6.2] Allow existential parameterized compositions: any P<A> & Q

  #81750 merged May 27, 2025

• Fix use-after-free on substituting function type involving conditional ~Escapable with Escapable type

  #81678 merged May 27, 2025

• [6.2] Fix use-after-free on substituting function type involving conditional ~Escapable with Escapable type

  #81679 merged May 27, 2025

• Concrete SIMD.init(repeating:) and SIMD.init(lowHalf:highHalf:) optimizations

  #81766 merged May 27, 2025

• 🍒[cxx-interop] Fix metadata mismatch regarding fields of structs

  #81740 merged May 27, 2025

• [send-non-sendable] Recurse to the full underlying value computation instead of just the object one when computing the underlying object of an address.

  #81716 merged May 27, 2025

• Sema: Omit internal from MemberImportVisibility fix-its when appropriate

  #81781 merged May 27, 2025

• [DependencyScanning] Avoid extra cc1 arg round-trip to speed up bridging

  #81454 merged May 27, 2025

• utils: adjust the "platform" install rules

  #81775 merged May 27, 2025

• [6.2] Sema: Omit internal from MemberImportVisibility fix-its when appropriate

  #81782 merged May 27, 2025

• [test] lit.cfg: Wrap all substitutions with capture group refs in SubstituteCaptures

  #81764 merged May 27, 2025

• [6.2][sema] Change non-sendable -> non-Sendable in diagnostics.

  #81748 merged May 27, 2025

• [sil][docs] Add documentation about sil_implicit_leading_param.

  #81747 merged May 27, 2025

• [6.2] SILGen: Fix if #available for unavailable custom domains in zippered modules

  #81776 merged May 27, 2025

• SILGen: Fix if #available for unavailable custom domains in zippered modules

  #81767 merged May 27, 2025

• 🍒[cxx-interop] Temporarily disable a test for std::function on UBI 9

  #81708 merged May 27, 2025

• [CMake][Darwin] Remove support for building the SDK overlays on Apple platforms

  #81726 merged May 26, 2025

• Optimizer: Improve performance of large InlineArrays at Onone

  #81706 merged May 26, 2025

• [AutoDiff] Support custom derivatives for @_alwaysEmitIntoClient functions

  #78908 merged May 25, 2025

• utils: fix summary emission with caching

  #81745 merged May 25, 2025

• [Swiftify] Always remove count parameters when possible

  #81585 merged May 25, 2025

• utils: write SDKSettings for experimental SDKs

  #81763 merged May 25, 2025

• utils: normalise the names as per expectations

  #81762 merged May 25, 2025

• [Driver] Fix -dwarf-version for Darwin toolchains in legacy driver.

  #78791 merged May 24, 2025

• [6.2] SIL: define mark_dependence_addr to read and write to its address operand

  #81736 merged May 24, 2025

• [6.2] Sema: Don't diagnose implied conformance of imported type to Sendable

  #81694 merged May 24, 2025

• [Frontend][test] Minor changes from "-nostdimport and -nostdlibimport should remove the default framework search paths"

  #81760 merged May 24, 2025

• [Concurrency] Correct the signing of priority escalation handler

  #81755 merged May 24, 2025

• [Swiftify] Always annotate overloads with @_disfavoredOverload

  #81579 merged May 24, 2025

• [6.2] Remove the note that suggests using @unchecked

  #81743 merged May 24, 2025

• Allow existential parameterized compositions: any P<A> & Q

  #76705 merged May 24, 2025

• [6.2] DeadStoreElimination: don't assume that the operand of an dealloc_stack is an alloc_stack.

  #81735 merged May 24, 2025

• utils: make unify SDKSettings plist and json

  #81734 merged May 23, 2025

• Set the Compilation directory when generating the Skeleton CU

  #81563 merged May 23, 2025

• XFAIL Interop/cxx/stdlib/use-std-function.swift on Amazon Linux 2023

  #81578 merged May 23, 2025

• [Swiftify] Escape param decl refs

  #81550 merged May 23, 2025

• [Driver] Add missing -default-isolation to the old driver

  #81729 merged May 23, 2025

• [cxx-interop] Ensure consistent checks for exportable fields

  #81742 merged May 23, 2025

• [cmake] add Synchronization specific cache files

  #81618 merged May 23, 2025

• [Swiftify] Fix __sized_by and nullable return values (#81693)

  #81725 merged May 23, 2025

• [6.2][TypeChecker] Improve diagnostics for access to actor-isolated values…

  #81737 merged May 23, 2025

• [TypeChecker] Improve diagnostics for access to actor-isolated values…

  #81719 merged May 23, 2025

• [6.2][CSApply] Don't inject global actor into closure type if it's marked …

  #81718 merged May 23, 2025

• utils: download sccache for Windows

  #81733 merged May 23, 2025

• utils: extend the experimental runtime build

  #81732 merged May 23, 2025

• Disable tests that require arm64e slices for iOS sanitizers

  #81723 merged May 23, 2025

• Remove the note that suggests using @unchecked

  #81738 merged May 23, 2025

• [6.2] [IDE] Better handle macro trailing closures

  #81721 merged May 23, 2025

• [Windows] fix psutil installation on arm64

  #81071 merged May 23, 2025

• utils: flesh out SDKSettings.json further on Windows

  #81724 merged May 23, 2025

• [6.2][Sema/stdlib] SE-0472: implement @_inheritActorContext(always) and adopt it in Task.immediate APIs

  #81645 merged May 23, 2025

• [sema] Change non-sendable -> non-Sendable in diagnostics.

  #81691 merged May 23, 2025

• Fix the ARM architecture on FreeBSD

  #81662 merged May 23, 2025

• Tests: Verify MemberImportVisibility honors -public-module-name

  #81701 merged May 23, 2025

• InitializeStaticGlobals: handle InlineArray.init(repeating:) also for arm64_32

  #81702 merged May 22, 2025

• [Swiftify] Update availability for CxxSpan<->Span, fix lifetimebound on parameters with reference type

  #81634 merged May 22, 2025

• [Swiftify] Fix __sized_by and nullable return values

  #81693 merged May 22, 2025

• DeadStoreElimination: don't assume that the operand of an dealloc_stack is an alloc_stack.

  #81717 merged May 22, 2025

• [6.2 🍒][Dependency Scanning][C++ Interop] Remap lookup of Clang module CxxStdlib to std

  #81682 merged May 22, 2025

• Build Swift-Testing with WMO

  #81622 merged May 22, 2025

• [IDE] Better handle macro trailing closures

  #81673 merged May 22, 2025

• Add trailing comma support in cases missing from Swift 6.1

  #81612 merged May 22, 2025

• [Runtimes][CMake] Rename SwiftCore target to swiftCore

  #81680 merged May 22, 2025

• [cxx-interop] Remove remnants of symbolic import mode

  #81704 merged May 22, 2025

• [6.2 🍒][cxx-interop] Fix assertion failure from unavailable typedef + enum pattern

  #81699 merged May 22, 2025

• [CSApply] Don't inject global actor into closure type if it's marked …

  #81690 merged May 22, 2025

• [FreeBSD]: Optional observation pthread primitives

  #81366 merged May 22, 2025

• Make InferIsolatedConformances and StrictMemorySafety migratable features

  #81703 merged May 22, 2025

• Revert "[Concurrency] Add underscore prefixes for not yet official API."

  #81639 merged May 22, 2025

• [6.2] Diagnostic message: suppress printing "requires LifetimeDependence"

  #81686 merged May 22, 2025

• Sema: Don't diagnose implied conformance of imported type to Sendable

  #81576 merged May 22, 2025

• Diagnostic message: suppress printing "requires LifetimeDependence"

  #81685 merged May 22, 2025

• [AutoDiff] Correct propagate adjoints for array literal values

  #81676 merged May 22, 2025

• [6.2] Fix a few issues around nonisolated(nonsending) and protocol witness thunks/vtable thunks

  #81615 merged May 22, 2025

• [cxx-interop] Fix assertion failure from unavailable typedef + enum pattern

  #81625 merged May 22, 2025

• [6.2][SourceKit] Allow passing cancel_on_subsequent_request: 0 for all requests that use a OncePerASTToken

  #81605 merged May 22, 2025

• SIL: define mark_dependence_addr to read and write to its address operand

  #81684 merged May 22, 2025

• [6.2] InFlightDiagnostic: Minor improvement to fixItAddAttribute

  #81672 merged May 22, 2025

• [test] Fix IRGen/lto_autolink on Darwin arm64 platforms too

  #81695 merged May 22, 2025

• [Dependency Scanning][C++ Interop] Remap lookup of Clang module CxxStdlib to std

  #81651 merged May 22, 2025

• [6.2] Handle unsafe pattern match expressions correctly

  #81677 merged May 22, 2025

• [stdlib][runtime] Establish Swift Stdlib/runtime version 6.3

  #80870 merged May 22, 2025

• [6.2] SIL: Resilient types don't need to be treated as addressable-for-dependencies inside their resilience domain.

  #81628 merged May 22, 2025

• [Runtimes][CMake] use config mode first in Supplemental build in CI

  #81687 merged May 21, 2025

• [6.1][Concurrency] Fix a race when using cancelAll on a task group concurrently with child tasks being removed.

  #80165 merged May 21, 2025

• [6.2] Implement Builtin.select binding llvm select instruction

  #81665 merged May 21, 2025

• [Test] Fix and re-enable test to account for change in clang dependency scanner results

  #81681 merged May 21, 2025

• 🍒[cxx-interop] Relax a SILVerifier assertion for immortal reference types

  #81674 merged May 21, 2025

• [6.2] Add trailing comma support in cases missing from Swift 6.1

  #81653 merged May 21, 2025

• [6.2] Allow passing MutableSpan 'inout' without an experimental feature.

  #81657 merged May 21, 2025

• 6.2: [TypeLowering] Record packs used in signatures.

  #81659 merged May 21, 2025

• [TypeLowering] Record packs used in signatures.

  #81581 merged May 21, 2025

• [Compile Time Values] Add syntactic verification of valid expressions in @const contexts

  #81510 merged May 21, 2025

• [6.2] Sema: Fix an issue with NonisolatedNonsendingByDefault migration fo…

  #81655 merged May 21, 2025

• Allow passing MutableSpan 'inout' without an experimental feature.

  #81656 merged May 21, 2025

• [cxx-interop] Fix metadata mismatch regarding fields of structs

  #81035 merged May 21, 2025

• [update-checkout] Gracefully degrade timestamp matching.

  #81654 merged May 21, 2025

• [Strict memory safety] Lift "unsafe" in pattern match expressions

  #81675 merged May 21, 2025

• [AutoDiff] Better diagnose non-differentiability for throwing functions

  #81669 merged May 21, 2025

• InFlightDiagnostic: Minor improvement to fixItAddAttribute

  #81671 merged May 21, 2025

• [Diagnostics] Add a brief summary to the documentation for several concurrency errors.

  #81652 merged May 21, 2025

• [Test] Disable chained fixups for typeref_decoding_asan.swift.

  #81642 merged May 21, 2025

• [cxx-interop] Relax a SILVerifier assertion for immortal reference types

  #81614 merged May 21, 2025

• [6.2][Concurrency] Infer @preconcurrency @MainActor in default main acto…

  #81641 merged May 21, 2025

• [Test] Disable failing test case

  #81666 merged May 21, 2025

• XFAIL clang-args-transitive-availability.swift

  #81668 merged May 21, 2025

• [rebranch] DebugInfo: Restore old behavior in call to `llvm::DIBuilder::createOb…

  #81667 merged May 21, 2025

• Allow more complex InlineArray initializations to end up in a statically initialized global

  #81649 merged May 21, 2025

• IRGen: Fix miscompile when a generic parameter is fixed to a tuple containing a pack

  #81564 merged May 21, 2025

• [6.2][Runtime] Allow weak references to ErrorObjects.

  #81616 merged May 21, 2025

• [DebugInfo] Emit debug info for witness tables

  #79171 merged May 21, 2025

• [test] Fix IRGen/framepointer.sil for the test-simulator CI

  #81643 merged May 20, 2025

• Runtimes: mark CommandLineSupporta as an OBJECT library

  #81597 merged May 20, 2025

• Sema: Fix an issue with NonisolatedNonsendingByDefault migration fo…

  #81633 merged May 20, 2025

• [ModuleInterface] Ignore SDKSettings.json in "sourceFiles"

  #81620 merged May 20, 2025

• [6.2] IRGen: Fix miscompile when a generic parameter is fixed to a tuple containing a pack

  #81565 merged May 20, 2025

• [rbi] Treat a partial_apply as nonisolated(unsafe) if all of its captures are nonisolated(unsafe).

  #81571 merged May 20, 2025

• [SourceKit] Remove diagnostics path calculation

  #81582 merged May 20, 2025

• [6.2][SourceKit] Remove diagnostics path calculation

  #81626 merged May 20, 2025

• Implement Builtin.select binding llvm select instruction

  #81598 merged May 20, 2025

• [cmake] include CheckCompilerFlag in CatalystSupport

  #81623 merged May 20, 2025

• [stdlib] Adopt @_inheritActorContext(always) on Task.immediate

  #81572 merged May 20, 2025

• [Concurrency] Infer @preconcurrency @MainActor in default main acto…

  #81627 merged May 20, 2025

• [6.2] IRGen: fix failing unconditional class casts

  #81631 merged May 20, 2025

• [test] Fix REQUIRES line in test

  #81636 merged May 20, 2025

• [Swiftify] Copy doc comment from clang node

  #81584 merged May 20, 2025

• [Swiftify] Don't create safe wrapper for autoreleasing pointers (#81568)

  #81590 merged May 20, 2025

115 Pull requests opened by 61 people

• [DO NOT MERGE] [swift-demangle] Add syntax highlighting for name and parameters

  #81646 opened May 20, 2025

• 🍒[cxx-interop] Temporarily disable a test for `std::function` on UBI 9

  #81648 opened May 20, 2025

• Fix accidental deletion of part of test

  #81660 opened May 21, 2025

• [DebugInfo] Emit debug info for witness tables

  #81661 opened May 21, 2025

• [Swiftify] add debug logs for safe interop

  #81663 opened May 21, 2025

• [DNM] PR for stress testing

  #81670 opened May 21, 2025

• [Sema] Use shared CodingKeys implementation for enum cases without as…

  #81692 opened May 21, 2025

• Revert "Merge pull request #79171 from augusto2112/debug-info-witness…

  #81700 opened May 22, 2025

• Bump deployment target of the stdlib

  #81711 opened May 22, 2025

• add _SwiftToolchain availability and add it to the SwiftStdlib macros

  #81715 opened May 22, 2025

• Skip stdlib private in bootstrap

  #81722 opened May 22, 2025

• TypeLowering: add Type.hasCustomDeinit

  #81784 opened May 27, 2025

• build: split apart SDK loops for standard and experimental

  #81790 opened May 27, 2025

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

  #81791 opened May 28, 2025

• fix calls to llvm prefix mapping functions to use space-separated opt…

  #81792 opened May 28, 2025

• [DebugInfo] Fix infinite recursion when opaque return type is defined inside function returning it

  #81794 opened May 28, 2025

• [Diagnostics] Add fix-it to `@main` struct without main static function.

  #81807 opened May 28, 2025

• [test] Enable Serialization/runtime-import-from-sdk on non-Darwin platforms

  #81842 opened May 29, 2025

• [Swiftify] Adjust _SwiftifyImport invocation to align with the signature

  #81855 opened May 29, 2025

• Add tests for SILGen support of @_addressable annotations.

  #81856 opened May 30, 2025

• introduce @_manualOwnership performance attribute

  #81858 opened May 30, 2025

• [MacrosOnImports][Swiftify] Copy module imports from clang node's module to its Swift macro SourceFile

  #81859 opened May 30, 2025

• Integer concrete comparisons

  #81895 opened Jun 2, 2025

• Optimize `[U]Int.init(bitPattern:)` for optional pointer conversions

  #81902 opened Jun 2, 2025

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

  #81915 opened Jun 2, 2025

• SIMD bitwise logical ops

  #81924 opened Jun 3, 2025

• [AST] Remove `getSemanticAttrs`

  #81942 opened Jun 3, 2025

• [Dependency Scanning] Adding Diagnostics C-API for Invalid Negative-stat-cached Paths Incurred During Clang Modules Scan

  #81944 opened Jun 3, 2025

• [stdlib] Add explict import to ReflectionTest to avoid name conflicts in stdlib and Darwin

  #81953 opened Jun 3, 2025

• SILOptimizer: change SIL linkage for prespecializations

  #81954 opened Jun 3, 2025

• IRGen: Emit objc type encoding for ivars

  #81967 opened Jun 4, 2025

• [Runtimes][CMake] Find Shims, OnoneSupport and Concurrency in FindSwi…

  #81982 opened Jun 4, 2025

• [ClangImporter] Can't correct import closure that returns NSString

  #81984 opened Jun 4, 2025

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

  #82035 opened Jun 5, 2025

• PrintAsClang: Introduce `@cdecl` enums

  #82039 opened Jun 5, 2025

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

  #82055 opened Jun 6, 2025

• Optimize `RawSpan/_extracting` methods

  #82057 opened Jun 6, 2025

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

  #82058 opened Jun 6, 2025

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

  #82063 opened Jun 6, 2025

• [docs][NFC]: minor formatting edits to SendableMetatype docs

  #82080 opened Jun 7, 2025

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

  #82085 opened Jun 7, 2025

• Move composed into the if-statement (NFC)

  #82092 opened Jun 8, 2025

• [IRGen] Setup LLVMRemarkStreamer using existing RemarkStreamer

  #82107 opened Jun 9, 2025

• [SIL] RemarkStreamer: Use mangled function names

  #82110 opened Jun 9, 2025

• [Concurrency] Mark all of the custom global excecutor API as SPI for now.

  #82111 opened Jun 9, 2025

• [SwiftCaching] Create standalone reproducer from swift caching build

  #82128 opened Jun 9, 2025

• utils: refactor CMake invocation construction

  #82135 opened Jun 10, 2025

• docs: Avoid using Latin abbreviations in the ABI documentation

  #82136 opened Jun 10, 2025

• [NFC] [cxx-interop] Re-enabling a test on Windows platform.

  #82143 opened Jun 10, 2025

• AssociatedTypeInference: Make a cycle breaking hack more principled

  #82159 opened Jun 10, 2025

• test: remove the expectation that dispatch is static

  #82162 opened Jun 10, 2025

• 🍒 [6.2] line-directive: Stop expanding response files

  #82166 opened Jun 10, 2025

• Convert DispatchGlobalExecutor deadline casts to a decltype based cast (which should hold on all platforms)

  #82167 opened Jun 10, 2025

• IRGen: internalise well known types with static linking

  #82170 opened Jun 10, 2025

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

  #82175 opened Jun 11, 2025

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

  #82185 opened Jun 11, 2025

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

  #82186 opened Jun 11, 2025

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

  #82188 opened Jun 11, 2025

• utils: update experimental SDK builds

  #82191 opened Jun 11, 2025

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

  #82192 opened Jun 11, 2025

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

  #82194 opened Jun 11, 2025

• build: Skip configure when no variable has changed

  #82195 opened Jun 11, 2025

• Fix typos in EmbeddedRuntime.swift

  #82215 opened Jun 12, 2025

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

  #82216 opened Jun 12, 2025

• Fix doc comment of DiscontiguousSlice.swift to make it match the code

  #82220 opened Jun 12, 2025

• 🍒 modulemap: Add missing dependency on vcruntime

  #82223 opened Jun 12, 2025

• [Concurrency] Deprecate extractIsolation

  #82227 opened Jun 12, 2025

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

  #82231 opened Jun 13, 2025

• 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

• [RemoteInspection] Change RemoteAbsolutePointer (NFC)

  #82325 opened Jun 18, 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

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

  #82332 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

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

  #82351 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

66 Issues closed by 33 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

• Crash Analyzing Escapability in Autoclosure Argument

  #81595 closed Jun 12, 2025

• Wrong `UTF8Span` span bytes from string

  #81931 closed Jun 12, 2025

• Getting a UTF8Span directly from a small String doesn't work

  #82024 closed Jun 12, 2025

• [Windows] regression: `swift --version`, `swift build` does not output anything to console and returns immediately

  #80356 closed Jun 12, 2025

• [6.2 nightlies] Compiler crash around `InlineArray` with `-c release`

  #82093 closed Jun 12, 2025

• [cxxinterop] UNREACHABLE in AstMangler when mangling C++ type imported via global using declaration

  #82108 closed Jun 10, 2025

• Swift 6.2 emits "Capture of non-sendable type" warning incorrectly when declaring closure that captures generic type

  #82133 closed Jun 10, 2025

• Swift Compiler Crash When Creating Array of C++ Values in Swift

  #79210 closed Jun 9, 2025

• Crash when using `Self` in KeyPath expression

  #80669 closed Jun 7, 2025

• Invalid lifetime when using UTF8Span from a temporary String value

  #82022 closed Jun 6, 2025

• [6.2] Compiler crash: Instruction missing on-stack pack metadata cleanups!

  #81977 closed Jun 6, 2025

• `@preconcurrnecy` doesn't downgrade `SendableMetatype` error

  #81739 closed Jun 6, 2025

• Can't build Swift on a Windows ARM64 machine because of `CMAKE_SYSTEM_PROCESSOR`

  #81836 closed Jun 5, 2025

• List failed to visit cell content, returning an empty cell. - SwiftUICore/Logging.swift:84 - please file a bug report.

  #81970 closed Jun 4, 2025

• Some SWIFT_BACKTRACE options print a warning despite taking effect

  #81800 closed Jun 4, 2025

• Can't inherit from a protocol with primary associated types using the "generic" notation

  #62906 closed Jun 4, 2025

• Compiler fails to enforce hopping in closure within lazy variable initializer of a custom actor

  #81937 closed Jun 4, 2025

• Wrong behavior of a constrained protocol type in the inheritance clause of a concrete type

  #63377 closed Jun 3, 2025

• [Swift 5.8] Unexpected error "Cannot inherit from protocol type with generic argument"

  #66740 closed Jun 3, 2025

• [SR-8476] Invalid read when calling SubstOptions destructor during type checking

  #50997 closed Jun 3, 2025

• `Type of expression is ambiguous without a type annotation` when using Combine publisher

  #81023 closed Jun 3, 2025

• [SR-13689] derivative of @_alwaysEmitIntoClient function

  #54445 closed Jun 3, 2025

• Compiler rejects protocol compositions involving protocols with primary associated types, but only for existentials

  #81295 closed Jun 2, 2025

• Compiler crash: "Assign PartitionOp's source argument should be already tracked"

  #81187 closed Jun 2, 2025

• Swift compiler emit wrong error with optional variable in closure

  #81770 closed May 31, 2025

• [6.0] [Macro] Compiler error when producing extension macro with `@preconcurrency` attribute

  #76745 closed May 31, 2025

• Macro shadows methods and properties defined in protocol extension a type inherits

  #70181 closed May 30, 2025

• [cxx-interop] Passing std.vector to print causes EXC_BAD_ACCESS

  #81862 closed May 30, 2025

• Circular dependency between modules 'Swift' and '_Builtin_float'

  #81594 closed May 30, 2025

• Wild pointer when using the Data.SubSequence

  #81833 closed May 29, 2025

• Type inference from default expression doesn’t compile in free function

  #72199 closed May 29, 2025

• Compiler crash on non-copyable struct with deinitalizer

  #81434 closed May 29, 2025

• simd: incorrect swift binding: Int64 != simd_long (aka Int)

  #81804 closed May 28, 2025

• Crash when casting function type with `sending` parameter or result to/from an existential type on iOS 17

  #80493 closed May 28, 2025

• Swift Testing @Test macro arguments parameter fails to successfully parse a clousure type of enum value

  #81758 closed May 27, 2025

• Assertion failure in `importParameterType` when importing `getKnownFolderLocations` on Xcode 16.2

  #79636 closed May 27, 2025

• Trailing comma not allowed in generic argument lists despite SE-0439

  #81474 closed May 26, 2025

• Trailing comma not supported in tuple types or closure types despite SE-0439

  #81485 closed May 26, 2025

• [bootstrap] stage0 compiler crashes building stage1

  #81698 closed May 24, 2025

• Compiler crash with multi-argument function containing existential

  #71035 closed May 24, 2025

• Compiler crash with generics involving existentials

  #71012 closed May 24, 2025

• cannot reconstruct metatype of protocol composition existential

  #78802 closed May 24, 2025

• Enable constrained existential types in protocol compositions

  #63877 closed May 24, 2025

• [AutoDiff] Assertion failure due to "Found leaked temporary"

  #81607 closed May 22, 2025

• Swift compiler emit wrong error in closure with implicit function type

  #81602 closed May 22, 2025

• [6.1] Compiler crash: Instruction missing on-stack pack metadata cleanups!

  #80054 closed May 21, 2025

• [AutoDiff] Fatal error when using regular non-differentiable Array map

  #81608 closed May 21, 2025

• [cxx-interop] SIL verifier crash in Unmanaged.passUnretained() on SWIFT_UNSAFE_REFERENCE type

  #80065 closed May 21, 2025

• 6.2 nightly crashes on Actor.assumeIsolated<A>

  #80115 closed May 21, 2025

• Generic type parameter pack combining operation crash

  #78191 closed May 21, 2025

89 Issues opened by 70 people

• 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

• Memory Leak on (Fedora) Linux

  #82362 opened Jun 13, 2025

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

  #82230 opened Jun 13, 2025

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

  #82222 opened Jun 12, 2025

• Request cycle when generic parameter witnesses associated type requirement

  #82221 opened Jun 12, 2025

• Infinite loop of swift_getAssociatedConformanceWitnessSlow

  #82211 opened Jun 12, 2025

• Completion crash in inheritance clause

  #82208 opened Jun 12, 2025

• Can we simplify withIsolatedTaskCancellationHandler?

  #82205 opened Jun 12, 2025

• Swift compiler crash in SIL generation with generic type parameter substitution - "Fell off the end: (generic_type_param_type depth=0 index=0 param_kind=type)"

  #82199 opened Jun 12, 2025

• Crash with empty array literal expectations

  #82190 opened Jun 11, 2025

• [cxxinterop] Inherited constructors incompatible with SWIFT_NONESCAPABLE annotation

  #82183 opened Jun 11, 2025

• Closure injection (in struct initializer with MainActor beyond module) make compiler crash

  #82181 opened Jun 11, 2025

• Incorrect compilation error when using actor initializer with `@preconcurrency import`

  #82178 opened Jun 11, 2025

• Unnecessary ambiguity in overload resolution involving tuple wrapping parameter pack

  #82172 opened Jun 11, 2025

• Default main actor prevents synthesized struct initializer from being seen

  #82168 opened Jun 10, 2025

• Compiler crash when initializing `InlineArray` from a literal

  #82164 opened Jun 10, 2025

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

  #82160 opened Jun 10, 2025

• Unnecessary retain/release pair around closure

  #82155 opened Jun 10, 2025

• ClangImporter is unable to handle shadowed aliasing

  #82121 opened Jun 9, 2025

• Compiler crash due to protocol conformance being incorrectly matched.

  #82119 opened Jun 9, 2025

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

  #82116 opened Jun 9, 2025

• Swift compiler crash when mapping childrens of a Mirror to an Any array member var

  #82101 opened Jun 9, 2025

• Typed throws not honored for call to generic closure in closure

  #82100 opened Jun 9, 2025

• "Hello world" compilation fails in docker container on Synology DSM

  #82091 opened Jun 8, 2025

• Running build with `-emit-bc` & `-lto=llvm-full` results in invalid dSYM with error `invalid DIE reference <some-ref>. Offset is in between DIEs`

  #82089 opened Jun 8, 2025

• Failure to build `DocC` documentation with a project importing `swift-atomics`.

  #82086 opened Jun 7, 2025

• Add swift-docc sub command like swift-format

  #82056 opened Jun 6, 2025

• Misleading error "Sending 'self' risks causing data races" when it's another object that's causing the issue

  #82021 opened Jun 5, 2025

• Windows, couldNotFindTemp

  #82015 opened Jun 5, 2025

• [cxx-interop] Multiple calls to (function pointers to template functions) crashes the frontend

  #82001 opened Jun 4, 2025

• Missed optimization combining pointers and parameter packs

  #82000 opened Jun 4, 2025

• `po ...` does not print the CFString if the type is a `CFStringRef`

  #81999 opened Jun 4, 2025

• Incorrect debug info generated for swiftCore

  #81988 opened Jun 4, 2025

• [SILGen] Crashed when passing String-returning closure to ObjC

  #81986 opened Jun 4, 2025

• Cannot reinitialize inout parameter of type `MutableSpan<T>?`

  #81976 opened Jun 4, 2025

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

  #81965 opened Jun 4, 2025

• incorrect warning "'nonisolated(unsafe)' has no effect on property, consider using 'nonisolated'"

  #81962 opened Jun 3, 2025

• 'any Sendable' is ignored in function type conversions

  #81888 opened May 31, 2025

• Failed to produce diagnostic for expression

  #81886 opened May 31, 2025

• @warn_unqualified_access is broken when the enclosing protocol has actor requirements

  #81869 opened May 30, 2025

• Swift 6.1 runtime crash when calling @objc async protocol method in target with mixed Swift 5 and Swift 6 dependencies

  #81846 opened May 29, 2025

• Invalid nested extension hits AvailabilityScope verifier failure with `-library-level api`

  #81834 opened May 29, 2025

• Crash with static method and stored property share the same name

  #81828 opened May 29, 2025

• Compiler crashes when calling function from another file which uses global variable

  #81818 opened May 28, 2025

• IRBuilder compiler crash

  #81802 opened May 28, 2025

• Malformed code crashes compiler when type checking

  #81801 opened May 28, 2025

• Compiler crash with `InlineArray` and span when `-swift-version 6` is specified

  #81786 opened May 27, 2025

• Text of thrown errors on highstes level should be printed also on Windows

  #81783 opened May 27, 2025

• Bad diagnostic for `.init` + argument label mismatch + overloads

  #81778 opened May 26, 2025

• [AutoDiff] Incorrect derivative value for some functions containing ternary operators

  #81777 opened May 26, 2025

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

  #81774 opened May 26, 2025

• @_implements doesn't work for "get only property"

  #81772 opened May 26, 2025

• Crash in Swift 6.1 when using async let inside a do {} block (Xcode 16.3+)

  #81771 opened May 26, 2025

• Unexpected compiler diagnostics when checking `async` `Bool`s with Swift Testing’s `#expect`

  #81765 opened May 24, 2025

• Handling all values of a modulo operator in a switch statement should be considered exhaustive

  #81761 opened May 24, 2025

• Confusing location `<unknown>:0:` in errors about sending self risking data races

  #81757 opened May 24, 2025

• Empty Lexical Context When Expanding Expression Macro as Argument's Default Value

  #81749 opened May 23, 2025

• Weak/Unowned reference support for Embedded Swift

  #81746 opened May 23, 2025

• Variadic generic default argument does not work for single element cases

  #81741 opened May 23, 2025

• Why does the branch coverage of all files show as 0% when using llvm-cov to analyze Swift files?

  #81730 opened May 23, 2025

• Improve diagnostics for 'let…else' without 'guard'

  #81728 opened May 23, 2025

• typechecker regression when calling protocol requirement through an existential of a refining protocol

  #81712 opened May 22, 2025

• Failed to produce diagnostic for expression with misplaced '?'

  #81710 opened May 22, 2025

• Crash with a keypath to a static variable with a nested container

  #81705 opened May 22, 2025

• rawValue initialization of imported closed enums should check cases

  #81696 opened May 21, 2025

• Reference to invalid type alias when using same type requirement, plus a cohabiting class in the same scope

  #81683 opened May 21, 2025

277 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.

• 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 • 33 new comments

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

  #73169 commented on Jun 16, 2025 • 15 new comments

• [Sema]: diagnose implicit strong captures of weak capture list entries

  #77063 commented on May 29, 2025 • 9 new comments

• [AutoDiff] Run AutoDiff closure spec pass for all VJPs

  #81548 commented on Jun 5, 2025 • 6 new comments

• [region-isolation]fix crash due to missing VectorBaseAddrInst case

  #81591 commented on Jun 7, 2025 • 3 new comments

• [Runtimes][CMake] Add Distributed to Supplemental build

  #81529 commented on May 21, 2025 • 3 new comments

• Implement FreeBSD Crash Handler

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

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

  #80850 commented on Jun 20, 2025 • 2 new comments

• [CS] Allow binding closure param to pack expansion

  #80569 commented on May 30, 2025 • 1 new comment

• Fix example snippet in Array.swift

  #34146 commented on Jun 7, 2025 • 1 new comment

• [SILGen] Handle struct `projectedValue` in struct property wrapper that has mutating setter

  #81232 commented on Jun 7, 2025 • 1 new comment

• Diagnose non_runtime_protocol

  #77339 commented on May 21, 2025 • 1 new comment

• [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-7016] Swift should set dso_local for symbols

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

• [SR-7600] Re-enabled disabled tests

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

• DNM: toolchain build

  #65907 commented on Jun 10, 2025 • 0 new comments

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

  #49440 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-6571] Specialize ClassDeclSyntax in libSyntax Parsing

  #49121 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-6186] Document in ContinuousIntegration.md map from @swift-ci message to preset

  #48738 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-5348] Existential container ABI should accomodate stack allocated buffers.

  #47922 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-4924] Hoist overflow-checking arithmetic APIs to BinaryInteger

  #47501 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-1240] Fix layering violations in libSwiftAST

  #43848 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-557] Test failure on Linux if LD_LIBRARY_PATH set

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

• [SR-6] Improve the AST verifier

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

• [SR-340] Refactor SILParser::parseSILInstruction

  #42962 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-9619] Clean up CharIteration and CharIndexing benchmarks

  #52065 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-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-9569] refactor fork-join, threading in CollectionTransformers

  #52016 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-9561] add a test for WeakMirror

  #52009 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-9463] Add regression tests for CGFloat improvements in PR 21090

  #51926 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-9184] UTF-8 String Regressions

  #51675 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-11313] run some tests in LSAN CI job

  #53714 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-10722] Simplify and optimize non-escaping closure captures

  #53119 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-10662] Collection Matchers

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

• [SR-10506] Formalize getType closure pattern

  #52906 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-10030] Mutable collection ranged subscript docs should mention length requirement

  #52433 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-14425] [docs] Add documentation on the static and dynamic semantics of 'as'

  #56781 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-14395] [docs] Reorganize build-script's help text to be more useful

  #56753 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-14387] [docs] Provide guidelines on reducing build times

  #56745 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-14073] Support -modulewrap on Darwin

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

• [SR-12918] Xcode crash on launch

  #55364 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-12739] Document Swift Memory Model and UnsafePointer

  #55184 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-12564] Make `@derivative` attribute immutable

  #54982 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-12457] Generalize `~=` over `StringProtocol`

  #54896 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-11941] Try to clean up duplication in printFunctionExtInfo and resolveAttributedType

  #54361 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-11848] [AutoDiff] Add FileCheck SILGen tests for AD builtins.

  #54254 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-11456] [String] Format string replacement APIs and interpolations

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

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

  #53856 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-11371] Fix SourceRanges of TapExpr and its body

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

• Make `docs/README.md` compatible with Swift DocC

  #67893 commented on May 29, 2025 • 0 new comments

• [DNM] PR Test

  #71188 commented on Jun 6, 2025 • 0 new comments

• Sema: Ban unsound convenience initializer inheritance inside a module

  #73988 commented on Jun 13, 2025 • 0 new comments

• [DNM] Test commit

  #75321 commented on Jun 10, 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

• [stdlib] Adopt typed throws in some Dictionary APIs and some Sequence APIs

  #77957 commented on May 27, 2025 • 0 new comments

• Fix the static_functions_not_mutating error messsage

  #78052 commented on May 26, 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

• Have the frontend and new swift-driver look in an external `-sdk` for non-Darwin platform runtime libraries and modules too

  #79621 commented on Jun 3, 2025 • 0 new comments

• Do not merge: Empty

  #79675 commented on May 28, 2025 • 0 new comments

• DNM - toolchain testing

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

• [test] Import locale modules explicitly in PrintFloat.swift.gyb.

  #80089 commented on Jun 13, 2025 • 0 new comments

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

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

• Better `debugDescription` for `EncodingError` and `DecodingError`

  #80941 commented on Jun 10, 2025 • 0 new comments

• Emit fix-its for `Return from initializer` missing variables

  #80945 commented on Jun 7, 2025 • 0 new comments

• Fix two issues related with emission of differentiability witnesses

  #80983 commented on Jun 3, 2025 • 0 new comments

• [Sema] @objc functions shall not have typed throw

  #81054 commented on May 21, 2025 • 0 new comments

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

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

• [Sema] Support additional args in @dynamicMemberLookup subscripts

  #81148 commented on May 28, 2025 • 0 new comments

• [DNM] [rebranch] Adjust some tests to pass again (part 2)

  #81190 commented on May 28, 2025 • 0 new comments

• [SwiftLexicalLookup] Add support for caching in result validation

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

• [DNM] For `main` toolchain builds

  #81263 commented on Jun 6, 2025 • 0 new comments

• 🍒 [6.2] [cxx-interop] Introduce type-level annotation to specify default ownership convention for C++ foreign reference return values

  #81266 commented on Jun 11, 2025 • 0 new comments

• IRGen: Disable ASan for the auto dynamic replacement array

  #81348 commented on May 23, 2025 • 0 new comments

• Add support for universal binaries and multiple swift modules per sec…

  #81423 commented on Jun 6, 2025 • 0 new comments

• [SE-0466] Don't infer @MainActor on types conforming to Sendable

  #81468 commented on May 30, 2025 • 0 new comments

• [DNM] Address Sanitizer for Wasm/WASI

  #81470 commented on May 24, 2025 • 0 new comments

• [stdlib] Add 'equal()' function to checking for equal numbers

  #81586 commented on May 31, 2025 • 0 new comments

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

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

• [DNM] OutputSpan prototype (updated)

  #81637 commented on May 24, 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-3731] Technical specification for the fixed part of the metadata layout of all language constructs

  #46316 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

• Compiler crash regression in 6.1

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

• Inconsistent autocompletion results for strongly-typed macro arguments

  #70094 commented on Jun 17, 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

• 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

• 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

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

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

• [stdlib][string] Refactors String(repeating:count:)

  #32369 commented on Jun 7, 2025 • 0 new comments

• [stdlib] Floating-point random-number improvements

  #33560 commented on May 28, 2025 • 0 new comments

• Fix bug of using GenericParamList after it's std::move'd

  #62656 commented on Jun 7, 2025 • 0 new comments

• [Refactoring] Avoid null dereference

  #62673 commented on Jun 7, 2025 • 0 new comments

• [stdlib] Add to Unsafe[Mutable]RawBufferPointer implementation of _custom[Last]IndexOfEquatableElement

  #63128 commented on Jun 7, 2025 • 0 new comments

• Improve error message on attempt to use instance member in static context

  #63301 commented on Jun 7, 2025 • 0 new comments

• [stdlib][string] Replace loop for cstring length calculation with call of intrinsic

  #63384 commented on Jun 13, 2025 • 0 new comments

• Initial implementation for RandomNumberGenerator.fill( )

  #63511 commented on May 27, 2025 • 0 new comments

• Threading library munges all backends into a single build

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

• Support mixed targets in swift-xcodegen

  #77419 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

• Improve TaskGroup type docs to include more semantics

  #76593 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

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

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

• nonisolated property wrappers

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

• Miscompilation: Empty enum case compiles

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

• Linux: Unable to link debug builds

  #75924 commented on Jun 14, 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

• [SR-15822] Existence of modulemap disables declarations in simple C headers in some cases.

  #58096 commented on Jun 13, 2025 • 0 new comments

• Problems with the planned new cross-compilation model

  #79657 commented on Jun 12, 2025 • 0 new comments

• [SR-1748] Run the Swift test suite on an Android emulator (instead of a real device)

  #44357 commented on Jun 12, 2025 • 0 new comments

• Improve dynamic actor isolation diagnostics

  #75508 commented on Jun 11, 2025 • 0 new comments

• [SR-14516] Swift generates subscript.read accessors that allocate!

  #56868 commented on Jun 11, 2025 • 0 new comments

• Compiler crash when conforming to protocol with a method using parameter pack with generic type

  #81600 commented on Jun 11, 2025 • 0 new comments

• Inconsistent isolation of top-level closure

  #81599 commented on Jun 11, 2025 • 0 new comments

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

  #80293 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

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

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

• Add educational notes for fallback diagnostics

  #79641 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 actor isolation violations in conformances and overrides

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

• Simplify the SDK layout

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

• Slingshot Linux Distribution | SANS Insitute

  #78346 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

• [xcodegen] Try split "umbrella" targets

  #77790 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

• [META][AutoDiff] Tech debt from tests

  #77773 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

• Support Fedora 40 / 41

  #77672 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

• Stop pulling sources from compiler into runtimes

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

• Expand test coverage for swift-xcodegen

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

• cannot define property wrapper variable where wrappedValue has opaque type

  #81561 commented on Jun 11, 2025 • 0 new comments

• type checker regression on 6.1 in subtyping rules for tuple labels

  #80902 commented on Jun 2, 2025 • 0 new comments

• Update Python to 3.11+ on Windows

  #76525 commented on Jun 2, 2025 • 0 new comments

• [SR-947] Confusing error with swiftc if -o argument is directory

  #43559 commented on Jun 2, 2025 • 0 new comments

• [SR-522] Protocol funcs cannot have covariant returns

  #43139 commented on Jun 2, 2025 • 0 new comments

• [SR-1222] A tuple of Equatable types should be Equatable

  #43830 commented on Jun 2, 2025 • 0 new comments

• [SR-55] non-@objc protocol existentials do not conform to their own protocol type

  #42677 commented on Jun 2, 2025 • 0 new comments

• Swift 6.1 hangs on Ubuntu 24.04 when re-building project

  #81272 commented on Jun 1, 2025 • 0 new comments

• Actor-isolated property wrapper leads to compiling code that crashes at runtime

  #77604 commented on May 31, 2025 • 0 new comments

• crash archiving Xcode template project

  #78322 commented on May 28, 2025 • 0 new comments

• A simple concurrency safety breach of a var being captured by reference

  #76929 commented on May 28, 2025 • 0 new comments

• @objcMembers does not apply `@objc` to ObjC compatible enums or inner classes

  #63442 commented on May 27, 2025 • 0 new comments

• Trailing comma not allowed in @available annotation despite SE-0439

  #81475 commented on May 26, 2025 • 0 new comments

• Bad diagnostic when inheriting from class in extension

  #64903 commented on May 26, 2025 • 0 new comments

• [SR-10481] Conforming some objc classes to protocol crashes compiler if protocol is used in generic function

  #52881 commented on May 23, 2025 • 0 new comments

• Interop: ICE in SILGen on throwing function that takes two CxxSequence types

  #77838 commented on May 21, 2025 • 0 new comments

• Archive command failing from Xcode 16.3 and XcodeCloud

  #80938 commented on May 21, 2025 • 0 new comments

• Bad diagnostic about memberwise `init` not being public

  #78362 commented on May 20, 2025 • 0 new comments

• Embedded KeyPath Optimization Limited to Types Internal to the Module

  #81588 commented on Jun 11, 2025 • 0 new comments

• Embedded Swift emits unimplemented protocol conformance checks

  #81503 commented on Jun 11, 2025 • 0 new comments

• Cannot mark Objective-C block parameter as sending to satisfy "cannot cross actor boundary" concurrency error

  #77743 commented on Jun 10, 2025 • 0 new comments

• C++ interop incorrectly exposes option sets when parameters in a closure property

  #79522 commented on Jun 10, 2025 • 0 new comments

• [SR-12683] `@main` is no longer usable due to misdetection of top level code

  #55127 commented on Jun 10, 2025 • 0 new comments

• The package doesn't compile using the Swift 6.0 open source toolchain

  #76534 commented on Jun 10, 2025 • 0 new comments

• Runtime crash: 'freed pointer was not the last allocation'

  #75501 commented on Jun 9, 2025 • 0 new comments

• When specifying a `-resource-dir` and an `-sdk`, the `swift-frontend` still looks in the latter for runtime modules to import

  #73445 commented on Jun 7, 2025 • 0 new comments

• [Windows] SDK file name changed from amd64 -> x64

  #81471 commented on Jun 7, 2025 • 0 new comments

• [AutoDiff] Fatal error of "do not know how to handle this incoming bb argument" when using a throwing function inside a differentiable function

  #70819 commented on Jun 5, 2025 • 0 new comments

• [SR-13021] Flaky AutoDiff tests on Linux: "Bus error (core dumped)"

  #55466 commented on Jun 5, 2025 • 0 new comments

• An Error "Command SwiftCompile failed with a nonzero exit code" Occurs in Xcode 16.1 and Later

  #77942 commented on Jun 4, 2025 • 0 new comments

• Body macro can’t be attached to variables

  #75715 commented on Jun 4, 2025 • 0 new comments

• Cannot satisfy SPI protocol requirement with SPI default implementation

  #80313 commented on Jun 3, 2025 • 0 new comments

• 5.9 Compiler crash on complex protocol-primary associated type-protocol inheritance relationships on Linux and macOS

  #67602 commented on Jun 3, 2025 • 0 new comments

• crash: Non trivial values, non address values, and non guaranteed function args must have at least one lifetime ending use?!

  #74595 commented on Jun 2, 2025 • 0 new comments

• [SR-14600] Compiler crashes when faced with an edge case of Opaque Result Type

  #56952 commented on Jun 2, 2025 • 0 new comments

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

  #57735 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-15418] Review all of the require packages in Dockerfile and RPM spec files

  #57732 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-15340] Update swift.org download / install page to include DEB instruction

  #57662 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-15338] Host the deb repository on swift.org

  #57660 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-15336] Code sign package with swift.org certificate

  #57658 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-15334] Create Debs control file

  #57656 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-15331] Update swift.org download / install page to include RPM instruction

  #57653 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-15329] Host the rpm repository on swift.org

  #57651 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-15327] Code sign rpm package with swift.org certificate

  #57649 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-13750] Remove UNSUPPORTED: remote_run from test cases.

  #56147 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-13749] Clean up odd test case test/APINotes/blocks.swift

  #56146 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-13335] sphinx on arch linux: duplicate term description of module, other instance in LibraryEvolution

  #55775 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-13297] Investigate funkiness around tests potentially incorrectly XFAILed on Windows.

  #55737 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-13251] Unify test cases for dependency tracking

  #55691 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-13211] Add a component for "bugs" in The Swift Programming Language (TSPL) source text

  #55651 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-13078] Command failed due to signal: Abort trap: 6

  #55524 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-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-12936] create new {{-swift-version}} BEFORE we do {{#file}} != {{#filePath}}

  #55382 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

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

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

• Remove build-windows-toolchain.bat usage

  #69589 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

• [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

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

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

• Use generated `TokenSpecSet`s in ASTGen

  #68356 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

• Improve `ASTGenError` messages

  #68352 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

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

  #68347 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

• [SR-15930] Windows build guideline for ARM64

  #58191 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-15784] Failed to produce diagnostic for expression; Please file a bug report

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

• Setup and harvest secondary clang resources

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

• Put together an Android SDK bundle

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

• Add *BSD pthread API notes

  #81407 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-15325] Create RPM spec file

  #57647 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-14900] [docs] Library evolution doc should talk about availability and weak linking

  #57247 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-14638] ☂️ Full support for overloaded enum cases (SE-0155)

  #56990 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

• Fix many typos

  #75022 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

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

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

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

  #71095 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

• 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

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

  #70954 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

• Revert the workaround for the MSVC miscompile in findAutoDiffOriginalFunctionDecl function

  #70670 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