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Faulty exclusivity check in A deviation from expected or documented behavior. Also: expected but undesirable behavior.
exclusivity
Data.mutableSpan implementation
bug
#81218
opened Apr 30, 2025 by
glessard
Compiler crashes when trying to return an internal type defined in the function as opaque Protocol type.
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
triage needed
This issue needs more specific labels
#81194
opened Apr 30, 2025 by
theundergroundsorcerer
Compiler crash: "Assign PartitionOp's source argument should be already tracked"
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
crash
Bug: A crash, i.e., an abnormal termination of software
triage needed
This issue needs more specific labels
#81187
opened Apr 30, 2025 by
cmcgee1024
Swift frontend crash with 'Assertion `Index < Length && "Invalid index!"' failed.'
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
crash
Bug: A crash, i.e., an abnormal termination of software
triage needed
This issue needs more specific labels
#81166
opened Apr 29, 2025 by
cmcgee1024
FB17409374: Swift compiler crash when compiling a function taking a parameter pack
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
crash
Bug: A crash, i.e., an abnormal termination of software
triage needed
This issue needs more specific labels
#81157
opened Apr 29, 2025 by
flockoffiles
Runtime Crash: Could not demangle keypath in generic variadic function
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
crash
Bug: A crash, i.e., an abnormal termination of software
triage needed
This issue needs more specific labels
#81155
opened Apr 29, 2025 by
couchdeveloper
Miscompilation: Empty enum case compiles
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
triage needed
This issue needs more specific labels
#81150
opened Apr 28, 2025 by
TeamPuzel
Assertion `object->metadata->isClassObject()' destroying ErrorObject for !SWIFT_OBJC_INTEROP
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
triage needed
This issue needs more specific labels
#81144
opened Apr 28, 2025 by
rjmansfield
Swift compiler crashes when compiling the code below
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
crash
Bug: A crash, i.e., an abnormal termination of software
SILGen
Area → compiler: The SIL generation stage
#81119
opened Apr 26, 2025 by
NSSimpleApps
@preconcurrency attribute on conformance to empty-but-not-really protocol has no effect
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
concurrency
Feature: umbrella label for concurrency language features
conformances
Feature → protocol: protocol conformances
@preconcurrency
Feature → attributes: The @preconcurrency attribute
type checker
Area → compiler: Semantic analysis
#81110
opened Apr 25, 2025 by
an0
Storing method with A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler itself
@lifetime annotation in variable produces error
bug
#81095
opened Apr 25, 2025 by
carl-tud
InlineArray crashes compiler when passed as an unsafe pointer
bug
#81072
opened Apr 24, 2025 by
RandomHashTags
PeerMacro on Protocol causes EXC_BAD_ACCESS during runtime
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
crash
Bug: A crash, i.e., an abnormal termination of software
triage needed
This issue needs more specific labels
#81068
opened Apr 24, 2025 by
apm-philip-sieberg
Crash when building a simple SwiftData model with Swift 6.1
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
crash
Bug: A crash, i.e., an abnormal termination of software
triage needed
This issue needs more specific labels
#81066
opened Apr 24, 2025 by
vincentisambart
Compiler Crash in Xcode 16.3
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
crash
Bug: A crash, i.e., an abnormal termination of software
triage needed
This issue needs more specific labels
#81056
opened Apr 23, 2025 by
mergesort
Improve diagnostic when attempting to pattern match on The Swift compiler itself
diagnostics QoI
Bug: Diagnostics Quality of Implementation
improvement
pattern matching
Feature: pattern matching
type checker
Area → compiler: Semantic analysis
static func
compiler
#81055
opened Apr 23, 2025 by
hamishknight
Type of expression is ambiguous without a type annotation when using Combine publisher
bug
#81023
opened Apr 23, 2025 by
theblixguy
Property wrapper with writable projectedValue causes IRGen crash when used as a function parameter
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
crash
Bug: A crash, i.e., an abnormal termination of software
triage needed
This issue needs more specific labels
#81021
opened Apr 23, 2025 by
chenhaiteng
Compiler crashed when passing an actor's stored property to a function's isolated parameter
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
concurrency
Feature: umbrella label for concurrency language features
crash
Bug: A crash, i.e., an abnormal termination of software
#81019
opened Apr 23, 2025 by
rayx
-verify-additional-file is confused by Windows path separators
bug
#81012
opened Apr 22, 2025 by
j-hui
diagnose-api-breaking-changes reports package-level access modifiers
bug
#81003
opened Apr 22, 2025 by
Joannis
Variadic generics crash when parameter pack is used in a closure's arguments
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
crash
Bug: A crash, i.e., an abnormal termination of software
triage needed
This issue needs more specific labels
#81002
opened Apr 22, 2025 by
GeorgeLyon
SIL memory lifetime failure in @$s17SwiftInspectLinux6PTraceVyACs5Int32VKc33_A4C256B9F4B5CA92CAF7C0E7824B424BLlfC: memory is not initialized, but should be
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
compiler
The Swift compiler itself
crash
Bug: A crash, i.e., an abnormal termination of software
ownership
Feature: Ownership modifiers and semantics
SIL ownership
Area → compiler → SIL: SIL ownership
SIL
swift 6.2
#80999
opened Apr 22, 2025 by
compnerd
Regression from Swift 6.0 -> 6.1 regarding protocols and variadic generics
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
crash
Bug: A crash, i.e., an abnormal termination of software
triage needed
This issue needs more specific labels
#80995
opened Apr 22, 2025 by
GeorgeLyon
False positive in isolation checking subscript isolated to an argument
bug
A deviation from expected or documented behavior. Also: expected but undesirable behavior.
triage needed
This issue needs more specific labels
#80992
opened Apr 22, 2025 by
nickolas-pohilets
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