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Compiler crash on <code>repeat inout each T</code> parameter

assertion failureBug → crash: An assertion failureBug → crash: An assertion failure

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

compilerThe Swift compiler itselfThe Swift compiler itself

crashBug: A crash, i.e., an abnormal termination of softwareBug: A crash, i.e., an abnormal termination of software

declarationsFeature: declarationsFeature: declarations

funcFeature → declarations: FunctionsFeature → declarations: Functions

genericsFeature: generic declarations and typesFeature: generic declarations and types

inoutFeature → types: `inout` typesFeature → types: `inout` types

parameter packsFeature → generics: Parameter packsFeature → generics: Parameter packs

swift 6.0

type checkerArea → compiler: Semantic analysisArea → compiler: Semantic analysis

typesFeature: typesFeature: types

Status: Open.

#74868 In swiftlang/swift;

· hamishknight opened on Jul 1, 2024

Default expression for inference works for static methods but not functions

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

compilerThe Swift compiler itselfThe Swift compiler itself

declarationsFeature: declarationsFeature: declarations

default argumentsFeature: default arguments for value parametersFeature: default arguments for value parameters

funcFeature → declarations: FunctionsFeature → declarations: Functions

genericsFeature: generic declarations and typesFeature: generic declarations and types

swift 5.9

type checkerArea → compiler: Semantic analysisArea → compiler: Semantic analysis

type inferenceFeature: type inferenceFeature: type inference

unexpected errorBug: Unexpected errorBug: Unexpected error

Status: Open.

#67680 In swiftlang/swift;

· adamkuipers opened on Aug 2, 2023

Swift += operator inserts extra ARC traffic and breaks uniqueness checks

ARCFeature: automatic reference countingFeature: automatic reference counting

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

compilerThe Swift compiler itselfThe Swift compiler itself

declarationsFeature: declarationsFeature: declarations

for-in loopsFeature: for-in loopsFeature: for-in loops

funcFeature → declarations: FunctionsFeature → declarations: Functions

mutatingFeature → declarations → functions: Mutating functionsFeature → declarations → functions: Mutating functions

SILOptimizerArea → compiler: SIL optimization passesArea → compiler: SIL optimization passes

statementsFeature: statementsFeature: statements

swift 5.9

unexpected behaviorBug: Unexpected behavior or incorrect outputBug: Unexpected behavior or incorrect output

Status: Open.

#66141 In swiftlang/swift;

· saagarjha opened on May 25, 2023

<code>Self</code> not indexed in function signatures

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

declarationsFeature: declarationsFeature: declarations

funcFeature → declarations: FunctionsFeature → declarations: Functions

indexingArea → source tooling: AST indexingArea → source tooling: AST indexing

methodsFeature → functions: methods (member functions)Feature → functions: methods (member functions)

Self in struct & enumFeature → types: The 'Self' type in structures and enumerationsFeature → types: The 'Self' type in structures and enumerations

source toolingArea: IDE support, SourceKit, and other source toolingArea: IDE support, SourceKit, and other source tooling

swift 5.9

type checkerArea → compiler: Semantic analysisArea → compiler: Semantic analysis

TypeResolver

Status: Open.

#65672 In swiftlang/swift;

· keith opened on May 4, 2023

Failed to produce diagnostic when unable to choose correct initializer inside of result builder

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

closuresFeature: closuresFeature: closures

compilerThe Swift compiler itselfThe Swift compiler itself

declarationsFeature: declarationsFeature: declarations

diagnostics QoIBug: Diagnostics Quality of ImplementationBug: Diagnostics Quality of Implementation

expressionsFeature: expressionsFeature: expressions

failed to produce diagnosticBug → internal error: Failed to produce diagnostic for expressionBug → internal error: Failed to produce diagnostic for expression

funcFeature → declarations: FunctionsFeature → declarations: Functions

key pathsFeature: key paths (both native and Objective-C)Feature: key paths (both native and Objective-C)

overloadingFeature: Overloading symbol namesFeature: Overloading symbol names

result buildersFeature: Result buildersFeature: Result builders

swift 5.9

type checkerArea → compiler: Semantic analysisArea → compiler: Semantic analysis

Status: Open.

#65467 In swiftlang/swift;

· j-f1 opened on Apr 27, 2023

[SR-15793] [AutoDiff] Incorrect behavior with derivatives

AutoDiff

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

compilerThe Swift compiler itselfThe Swift compiler itself

declarationsFeature: declarationsFeature: declarations

funcFeature → declarations: FunctionsFeature → declarations: Functions

methodsFeature → functions: methods (member functions)Feature → functions: methods (member functions)

mutatingFeature → declarations → functions: Mutating functionsFeature → declarations → functions: Mutating functions

swift 5.9

unexpected behaviorBug: Unexpected behavior or incorrect outputBug: Unexpected behavior or incorrect output

Status: Open.

#58070 In swiftlang/swift;

· philipturner opened on Jan 31, 2022

[SR-13415] Xcode 12b5: source incompatibility w/ generic overloads &amp; trailing closures

bugA deviation from expected or documented behavior. Also: expected but undesirable behavior.A deviation from expected or documented behavior. Also: expected but undesirable behavior.

compilerThe Swift compiler itselfThe Swift compiler itself

declarationsFeature: declarationsFeature: declarations

funcFeature → declarations: FunctionsFeature → declarations: Functions

overload resolutionArea → compiler → type checker: Overload resolution (ranking)Area → compiler → type checker: Overload resolution (ranking)

regression

swift 5.9

type checkerArea → compiler: Semantic analysisArea → compiler: Semantic analysis

unexpected behaviorBug: Unexpected behavior or incorrect outputBug: Unexpected behavior or incorrect output

Status: Open.

#55856 In swiftlang/swift;

· swift-ci opened on Aug 19, 2020

[SR-11885] Allow operator functions to have extra arguments with default values

compilerThe Swift compiler itselfThe Swift compiler itself

declarationsFeature: declarationsFeature: declarations

featureA feature request or implementationA feature request or implementation

funcFeature → declarations: FunctionsFeature → declarations: Functions

good first issueGood for newcomersGood for newcomers

improvement

operatorsFeature: operatorsFeature: operators

swift evolution proposal neededFlag → feature: A feature that warrants a Swift evolution proposalFlag → feature: A feature that warrants a Swift evolution proposal

Status: Open.

#54301 In swiftlang/swift;

· CodaFi opened on Dec 2, 2019