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Creating a Dictionary or Set with an element type containing a type parameter pack consisting of only a single class type crashes the compiler in release builds
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
crash
Bug: A crash, i.e., an abnormal termination of software
generics
Feature: generic declarations and types
#73219
opened Apr 24, 2024 by
lukaskollmer
[SR-15812] Memory corruption in Combine subclass with an @objc property
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
property wrappers
Feature: property wrappers
#58089
opened Feb 3, 2022 by
swift-ci
Protocol doesn't inherit @MainActor requirement from base class
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
concurrency
Feature: umbrella label for concurrency language features
#63473
opened Feb 6, 2023 by
KeithBauerANZ
false A deviation from expected or documented behavior. Also: expected but undesirable behavior.
concurrency
Feature: umbrella label for concurrency language features
Sendable
warning if SE-299 (Extending Static Member Lookup in Generic Contexts) is used
bug
#64388
opened Mar 15, 2023 by
dnadoba
@preconcurrency import
unexpectedly affected by order
bug
#64392
opened Mar 15, 2023 by
stevapple
(SymbolGraphGen) symbol graphs contain invalid A deviation from expected or documented behavior. Also: expected but undesirable behavior.
SymbolGraphGen
The swiftSymbolGraphGen library, responsible for gathering and emitting symbol graphs.
sourceOrigin
references
bug
#64546
opened Mar 22, 2023 by
tayloraswift
Possible miscompile that leads to runtime crash
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
triage needed
This issue needs more specific labels
#73364
opened May 1, 2024 by
mattmassicotte
Add a way to have a closure be called when a Feature: umbrella label for concurrency language features
Task
’s priority changes
concurrency
#73367
opened May 1, 2024 by
ahoppen
Sendable warning for A deviation from expected or documented behavior. Also: expected but undesirable behavior.
concurrency
Feature: umbrella label for concurrency language features
nonisolated init
in @MainActor
class even with Region based isolation
bug
#73135
opened Apr 19, 2024 by
gspiers
Consider how much of SourceKit-LSP’s Feature: umbrella label for concurrency language features
TaskScheduler
we could implement in the language or via executors
concurrency
#73372
opened May 1, 2024 by
ahoppen
Add an API to boost a task’s priority
concurrency
Feature: umbrella label for concurrency language features
#73369
opened May 1, 2024 by
ahoppen
[SR-12106] XCode 11 Memory Leak
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
#54542
opened Jan 29, 2020 by
swift-ci
IRGen ignores A deviation from expected or documented behavior. Also: expected but undesirable behavior.
c++ interop
Feature: Interoperability with C++
c++ to swift
Feature → c++ interop: c++ to swift
compiler
The Swift compiler in itself
IRGen
LLVM IR generation
swift 6.0
unexpected behavior
Bug: Unexpected behavior or incorrect output
noexcept
on function type
bug
#73396
opened May 2, 2024 by
ahatanaka
Diagnostic for use of plain protocol name in type position should suggest A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
diagnostics QoI
Bug: Diagnostics Quality of Implementation
existentials
Feature: values of types like `any Collection`, `Any` and `AnyObject`; type-erased values
fix-its
Feature: diagnostic fix-its
generics
Feature: generic declarations and types
good first issue
Good for newcomers
opaque types
Feature → types: opaque types
swift 5.9
type checker
Area → compiler: Semantic analysis
types
Feature: types
some
or any
bug
#68284
opened Sep 1, 2023 by
hborla
maccatalyst builds not building Cxx interop libraries
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
triage needed
This issue needs more specific labels
#73409
opened May 3, 2024 by
jpeezzy
SIL Assertion failed: (SGF.ExpectedExecutor || SGF.unsafelyInheritsExecutor())
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
concurrency
Feature: umbrella label for concurrency language features
crash
Bug: A crash, i.e., an abnormal termination of software
regression
SILGen
Area → compiler: The SIL generation stage
swift 6.0
triage needed
This issue needs more specific labels
#73389
opened May 2, 2024 by
vsarunas
SwiftCompilerSources: make The Swift compiler in itself
platform support
task
Windows
Platform: Windows
fflush(stdout)
in Test.swift work on Windows
compiler
#73252
opened Apr 25, 2024 by
eeckstein
Enhancing Diagnostics for Accessing Member Types within Existential Metatypes
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
triage needed
This issue needs more specific labels
#73420
opened May 3, 2024 by
chiragramani
[SR-12154] Fix vtable entry type mismatch verification error for Feature: Declaration and type attributes
AutoDiff
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
@differentiable(wrt: self)
attributes
#53490
opened Jul 10, 2019 by
dan-zheng
[SR-13440] SILGen crash for A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
crash
Bug: A crash, i.e., an abnormal termination of software
expressions
Feature: expressions
generics
Feature: generic declarations and types
nil-coalescing operator
Feature → operators: The nil-coalescing operator `??`
operators
Feature: operators
SILGen
Area → compiler: The SIL generation stage
swift 6.0
??
nil coalescing derivative registration
AutoDiff
bug
#55882
opened Aug 24, 2020 by
dan-zheng
[SR-14989] [AutoDiff] Struct genericized over differentiable type can't access that type differentiably
AutoDiff
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
generics
Feature: generic declarations and types
unexpected error
Bug: Unexpected error
#57331
opened Jul 30, 2021 by
porterchild
[SR-15793] [AutoDiff] Incorrect behavior with derivatives
AutoDiff
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler in itself
declarations
Feature: declarations
func
Feature → declarations: Functions
methods
Feature → functions: methods (member functions)
mutating
Feature → declarations → functions: Mutating functions
swift 5.9
unexpected behavior
Bug: Unexpected behavior or incorrect output
#58070
opened Jan 31, 2022 by
philipturner
ProTip!
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